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-rw-r--r--drivers/acpi/ac.c7
-rw-r--r--drivers/acpi/acpi_extlog.c62
-rw-r--r--drivers/acpi/acpi_memhotplug.c15
-rw-r--r--drivers/acpi/acpi_pad.c3
-rw-r--r--drivers/acpi/acpi_processor.c2
-rw-r--r--drivers/acpi/acpica/acdebug.h1
-rw-r--r--drivers/acpi/acpica/acevents.h9
-rw-r--r--drivers/acpi/acpica/acglobal.h30
-rw-r--r--drivers/acpi/acpica/aclocal.h9
-rw-r--r--drivers/acpi/acpica/dsfield.c2
-rw-r--r--drivers/acpi/acpica/dsutils.c19
-rw-r--r--drivers/acpi/acpica/dswload.c4
-rw-r--r--drivers/acpi/acpica/evgpeblk.c8
-rw-r--r--drivers/acpi/acpica/evgpeutil.c24
-rw-r--r--drivers/acpi/acpica/exresnte.c3
-rw-r--r--drivers/acpi/acpica/nsxfeval.c23
-rw-r--r--drivers/acpi/acpica/psopinfo.c51
-rw-r--r--drivers/acpi/acpica/tbfadt.c335
-rw-r--r--drivers/acpi/acpica/tbutils.c214
-rw-r--r--drivers/acpi/acpica/utaddress.c19
-rw-r--r--drivers/acpi/acpica/utalloc.c10
-rw-r--r--drivers/acpi/acpica/utcache.c12
-rw-r--r--drivers/acpi/acpica/utdebug.c4
-rw-r--r--drivers/acpi/acpica/utglobal.c4
-rw-r--r--drivers/acpi/acpica/utxfinit.c12
-rw-r--r--drivers/acpi/apei/apei-base.c1
-rw-r--r--drivers/acpi/apei/apei-internal.h1
-rw-r--r--drivers/acpi/apei/einj.c1
-rw-r--r--drivers/acpi/apei/ghes.c1
-rw-r--r--drivers/acpi/battery.c25
-rw-r--r--drivers/acpi/blacklist.c51
-rw-r--r--drivers/acpi/bus.c77
-rw-r--r--drivers/acpi/button.c21
-rw-r--r--drivers/acpi/container.c55
-rw-r--r--drivers/acpi/custom_method.c2
-rw-r--r--drivers/acpi/debugfs.c2
-rw-r--r--drivers/acpi/device_pm.c22
-rw-r--r--drivers/acpi/dock.c16
-rw-r--r--drivers/acpi/ec.c32
-rw-r--r--drivers/acpi/ec_sys.c2
-rw-r--r--drivers/acpi/event.c2
-rw-r--r--drivers/acpi/fan.c3
-rw-r--r--drivers/acpi/glue.c165
-rw-r--r--drivers/acpi/hed.c2
-rw-r--r--drivers/acpi/internal.h19
-rw-r--r--drivers/acpi/numa.c1
-rw-r--r--drivers/acpi/nvs.c3
-rw-r--r--drivers/acpi/osl.c14
-rw-r--r--drivers/acpi/pci_irq.c2
-rw-r--r--drivers/acpi/pci_link.c4
-rw-r--r--drivers/acpi/pci_root.c126
-rw-r--r--drivers/acpi/pci_slot.c1
-rw-r--r--drivers/acpi/power.c3
-rw-r--r--drivers/acpi/proc.c5
-rw-r--r--drivers/acpi/processor_core.c3
-rw-r--r--drivers/acpi/processor_driver.c8
-rw-r--r--drivers/acpi/processor_idle.c8
-rw-r--r--drivers/acpi/processor_perflib.c7
-rw-r--r--drivers/acpi/processor_thermal.c11
-rw-r--r--drivers/acpi/processor_throttling.c7
-rw-r--r--drivers/acpi/sbshc.c3
-rw-r--r--drivers/acpi/scan.c547
-rw-r--r--drivers/acpi/sleep.c14
-rw-r--r--drivers/acpi/sysfs.c2
-rw-r--r--drivers/acpi/tables.c11
-rw-r--r--drivers/acpi/thermal.c7
-rw-r--r--drivers/acpi/utils.c99
-rw-r--r--drivers/acpi/video.c5
-rw-r--r--drivers/acpi/video_detect.c2
-rw-r--r--drivers/acpi/wakeup.c1
-rw-r--r--drivers/ata/ahci.c3
-rw-r--r--drivers/ata/libata-acpi.c28
-rw-r--r--drivers/ata/pata_acpi.c5
-rw-r--r--drivers/ata/sata_sis.c4
-rw-r--r--drivers/base/Makefile2
-rw-r--r--drivers/base/base.h1
-rw-r--r--drivers/base/container.c44
-rw-r--r--drivers/base/init.c1
-rw-r--r--drivers/block/null_blk.c10
-rw-r--r--drivers/char/hpet.c7
-rw-r--r--drivers/char/tpm/tpm_acpi.c2
-rw-r--r--drivers/char/tpm/tpm_ppi.c407
-rw-r--r--drivers/clk/clk-divider.c2
-rw-r--r--drivers/clk/samsung/clk-exynos-audss.c10
-rw-r--r--drivers/clk/samsung/clk-exynos4.c2
-rw-r--r--drivers/clk/samsung/clk-exynos5250.c14
-rw-r--r--drivers/cpufreq/intel_pstate.c3
-rw-r--r--drivers/firmware/Kconfig2
-rw-r--r--drivers/gpu/drm/gma500/opregion.c1
-rw-r--r--drivers/gpu/drm/i915/Makefile3
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h3
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c2
-rw-r--r--drivers/gpu/drm/i915/intel_acpi.c146
-rw-r--r--drivers/gpu/drm/i915/intel_display.c19
-rw-r--r--drivers/gpu/drm/i915/intel_opregion.c1
-rw-r--r--drivers/gpu/drm/nouveau/core/core/subdev.c3
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/device/base.c2
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/device/nvc0.c2
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c2
-rw-r--r--drivers/gpu/drm/nouveau/core/include/subdev/fb.h5
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/init.c14
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/mxm/base.c48
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_abi16.c2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c138
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_acpi.c6
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c26
-rw-r--r--drivers/hv/vmbus_drv.c2
-rw-r--r--drivers/hwmon/acpi_power_meter.c3
-rw-r--r--drivers/hwmon/asus_atk0110.c6
-rw-r--r--drivers/ide/ide-acpi.c12
-rw-r--r--drivers/idle/intel_idle.c14
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_netlink.c3
-rw-r--r--drivers/input/misc/atlas_btns.c2
-rw-r--r--drivers/iommu/amd_iommu_init.c1
-rw-r--r--drivers/iommu/intel_irq_remapping.c4
-rw-r--r--drivers/isdn/hisax/hfc_pci.c4
-rw-r--r--drivers/isdn/hisax/telespci.c4
-rw-r--r--drivers/leds/leds-lp5521.c12
-rw-r--r--drivers/leds/leds-lp5523.c12
-rw-r--r--drivers/mfd/rtsx_pcr.c10
-rw-r--r--drivers/mmc/core/sdio_bus.c2
-rw-r--r--drivers/mtd/maps/pxa2xx-flash.c2
-rw-r--r--drivers/net/bonding/bond_main.c3
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h51
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c28
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h3
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c94
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c6
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c15
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h7
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c254
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c26
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/sge.c2
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h3
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.c33
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c29
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c14
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c33
-rw-r--r--drivers/net/ethernet/lantiq_etop.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_tx.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h3
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic.h6
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c7
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c41
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c4
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c12
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c7
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c3
-rw-r--r--drivers/net/ethernet/tile/tilegx.c3
-rw-r--r--drivers/net/macvlan.c14
-rw-r--r--drivers/net/team/team.c3
-rw-r--r--drivers/net/tun.c3
-rw-r--r--drivers/net/usb/hso.c13
-rw-r--r--drivers/net/usb/mcs7830.c19
-rw-r--r--drivers/net/virtio_net.c11
-rw-r--r--drivers/net/vxlan.c3
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/drv.c10
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c2
-rw-r--r--drivers/net/wireless/mwifiex/main.c3
-rw-r--r--drivers/net/xen-netback/interface.c1
-rw-r--r--drivers/pci/hotplug/acpiphp_glue.c2
-rw-r--r--drivers/pci/hotplug/acpiphp_ibm.c3
-rw-r--r--drivers/pci/hotplug/pciehp.h2
-rw-r--r--drivers/pci/ioapic.c1
-rw-r--r--drivers/pci/pci-acpi.c17
-rw-r--r--drivers/pci/pci-label.c130
-rw-r--r--drivers/platform/x86/acer-wmi.c2
-rw-r--r--drivers/platform/x86/asus-laptop.c3
-rw-r--r--drivers/platform/x86/asus-wmi.c3
-rw-r--r--drivers/platform/x86/classmate-laptop.c3
-rw-r--r--drivers/platform/x86/dell-wmi-aio.c1
-rw-r--r--drivers/platform/x86/dell-wmi.c1
-rw-r--r--drivers/platform/x86/eeepc-laptop.c3
-rw-r--r--drivers/platform/x86/eeepc-wmi.c2
-rw-r--r--drivers/platform/x86/hp_accel.c2
-rw-r--r--drivers/platform/x86/ideapad-laptop.c3
-rw-r--r--drivers/platform/x86/intel-rst.c2
-rw-r--r--drivers/platform/x86/intel-smartconnect.c2
-rw-r--r--drivers/platform/x86/intel_menlow.c4
-rw-r--r--drivers/platform/x86/intel_oaktrail.c3
-rw-r--r--drivers/platform/x86/mxm-wmi.c3
-rw-r--r--drivers/platform/x86/panasonic-laptop.c4
-rw-r--r--drivers/platform/x86/pvpanic.c3
-rw-r--r--drivers/platform/x86/samsung-q10.c2
-rw-r--r--drivers/platform/x86/sony-laptop.c4
-rw-r--r--drivers/platform/x86/tc1100-wmi.c4
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c14
-rw-r--r--drivers/platform/x86/toshiba_acpi.c4
-rw-r--r--drivers/platform/x86/toshiba_bluetooth.c4
-rw-r--r--drivers/platform/x86/wmi.c2
-rw-r--r--drivers/platform/x86/xo15-ebook.c3
-rw-r--r--drivers/pnp/pnpacpi/core.c22
-rw-r--r--drivers/pnp/pnpacpi/pnpacpi.h1
-rw-r--r--drivers/sfi/sfi_acpi.c4
-rw-r--r--drivers/staging/bcm/Bcmnet.c3
-rw-r--r--drivers/staging/netlogic/xlr_net.c3
-rw-r--r--drivers/staging/quickstart/quickstart.c2
-rw-r--r--drivers/staging/rtl8188eu/os_dep/os_intfs.c3
-rw-r--r--drivers/usb/core/usb-acpi.c41
-rw-r--r--drivers/xen/xen-acpi-cpuhotplug.c11
-rw-r--r--drivers/xen/xen-acpi-memhotplug.c8
-rw-r--r--drivers/xen/xen-acpi-pad.c5
-rw-r--r--drivers/xen/xen-acpi-processor.c4
206 files changed, 2207 insertions, 2254 deletions
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 8711e3797165..e7515aa43d6b 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -32,8 +32,7 @@
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/power_supply.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#define PREFIX "ACPI: "
@@ -207,7 +206,7 @@ static int acpi_ac_probe(struct platform_device *pdev)
goto end;
result = acpi_install_notify_handler(ACPI_HANDLE(&pdev->dev),
- ACPI_DEVICE_NOTIFY, acpi_ac_notify_handler, ac);
+ ACPI_ALL_NOTIFY, acpi_ac_notify_handler, ac);
if (result) {
power_supply_unregister(&ac->charger);
goto end;
@@ -255,7 +254,7 @@ static int acpi_ac_remove(struct platform_device *pdev)
return -EINVAL;
acpi_remove_notify_handler(ACPI_HANDLE(&pdev->dev),
- ACPI_DEVICE_NOTIFY, acpi_ac_notify_handler);
+ ACPI_ALL_NOTIFY, acpi_ac_notify_handler);
ac = platform_get_drvdata(pdev);
if (ac->charger.dev)
diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c
index a6869e110ce5..94166680b3a3 100644
--- a/drivers/acpi/acpi_extlog.c
+++ b/drivers/acpi/acpi_extlog.c
@@ -9,7 +9,6 @@
#include <linux/module.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
#include <linux/cper.h>
#include <linux/ratelimit.h>
#include <asm/cpu.h>
@@ -20,11 +19,9 @@
#define EXT_ELOG_ENTRY_MASK GENMASK_ULL(51, 0) /* elog entry address mask */
#define EXTLOG_DSM_REV 0x0
-#define EXTLOG_FN_QUERY 0x0
#define EXTLOG_FN_ADDR 0x1
#define FLAG_OS_OPTIN BIT(0)
-#define EXTLOG_QUERY_L1_EXIST BIT(1)
#define ELOG_ENTRY_VALID (1ULL<<63)
#define ELOG_ENTRY_LEN 0x1000
@@ -43,7 +40,7 @@ struct extlog_l1_head {
u8 rev1[12];
};
-static u8 extlog_dsm_uuid[] = "663E35AF-CC10-41A4-88EA-5470AF055295";
+static u8 extlog_dsm_uuid[] __initdata = "663E35AF-CC10-41A4-88EA-5470AF055295";
/* L1 table related physical address */
static u64 elog_base;
@@ -153,62 +150,27 @@ static int extlog_print(struct notifier_block *nb, unsigned long val,
return NOTIFY_DONE;
}
-static int extlog_get_dsm(acpi_handle handle, int rev, int func, u64 *ret)
+static bool __init extlog_get_l1addr(void)
{
- struct acpi_buffer buf = {ACPI_ALLOCATE_BUFFER, NULL};
- struct acpi_object_list input;
- union acpi_object params[4], *obj;
u8 uuid[16];
- int i;
+ acpi_handle handle;
+ union acpi_object *obj;
acpi_str_to_uuid(extlog_dsm_uuid, uuid);
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = 16;
- params[0].buffer.pointer = uuid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = rev;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = func;
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
-
- if (ACPI_FAILURE(acpi_evaluate_object(handle, "_DSM", &input, &buf)))
- return -1;
-
- *ret = 0;
- obj = (union acpi_object *)buf.pointer;
- if (obj->type == ACPI_TYPE_INTEGER) {
- *ret = obj->integer.value;
- } else if (obj->type == ACPI_TYPE_BUFFER) {
- if (obj->buffer.length <= 8) {
- for (i = 0; i < obj->buffer.length; i++)
- *ret |= (obj->buffer.pointer[i] << (i * 8));
- }
- }
- kfree(buf.pointer);
-
- return 0;
-}
-
-static bool extlog_get_l1addr(void)
-{
- acpi_handle handle;
- u64 ret;
if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle)))
return false;
-
- if (extlog_get_dsm(handle, EXTLOG_DSM_REV, EXTLOG_FN_QUERY, &ret) ||
- !(ret & EXTLOG_QUERY_L1_EXIST))
+ if (!acpi_check_dsm(handle, uuid, EXTLOG_DSM_REV, 1 << EXTLOG_FN_ADDR))
return false;
-
- if (extlog_get_dsm(handle, EXTLOG_DSM_REV, EXTLOG_FN_ADDR, &ret))
+ obj = acpi_evaluate_dsm_typed(handle, uuid, EXTLOG_DSM_REV,
+ EXTLOG_FN_ADDR, NULL, ACPI_TYPE_INTEGER);
+ if (!obj) {
return false;
+ } else {
+ l1_dirbase = obj->integer.value;
+ ACPI_FREE(obj);
+ }
- l1_dirbase = ret;
/* Spec says L1 directory must be 4K aligned, bail out if it isn't */
if (l1_dirbase & ((1 << 12) - 1)) {
pr_warn(FW_BUG "L1 Directory is invalid at physical %llx\n",
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 551dad712ffe..9aeacdfca410 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -180,14 +180,14 @@ static unsigned long acpi_meminfo_end_pfn(struct acpi_memory_info *info)
static int acpi_bind_memblk(struct memory_block *mem, void *arg)
{
- return acpi_bind_one(&mem->dev, (acpi_handle)arg);
+ return acpi_bind_one(&mem->dev, arg);
}
static int acpi_bind_memory_blocks(struct acpi_memory_info *info,
- acpi_handle handle)
+ struct acpi_device *adev)
{
return walk_memory_range(acpi_meminfo_start_pfn(info),
- acpi_meminfo_end_pfn(info), (void *)handle,
+ acpi_meminfo_end_pfn(info), adev,
acpi_bind_memblk);
}
@@ -197,8 +197,7 @@ static int acpi_unbind_memblk(struct memory_block *mem, void *arg)
return 0;
}
-static void acpi_unbind_memory_blocks(struct acpi_memory_info *info,
- acpi_handle handle)
+static void acpi_unbind_memory_blocks(struct acpi_memory_info *info)
{
walk_memory_range(acpi_meminfo_start_pfn(info),
acpi_meminfo_end_pfn(info), NULL, acpi_unbind_memblk);
@@ -242,9 +241,9 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device)
if (result && result != -EEXIST)
continue;
- result = acpi_bind_memory_blocks(info, handle);
+ result = acpi_bind_memory_blocks(info, mem_device->device);
if (result) {
- acpi_unbind_memory_blocks(info, handle);
+ acpi_unbind_memory_blocks(info);
return -ENODEV;
}
@@ -285,7 +284,7 @@ static void acpi_memory_remove_memory(struct acpi_memory_device *mem_device)
if (nid == NUMA_NO_NODE)
nid = memory_add_physaddr_to_nid(info->start_addr);
- acpi_unbind_memory_blocks(info, handle);
+ acpi_unbind_memory_blocks(info);
remove_memory(nid, info->start_addr, info->length);
list_del(&info->list);
kfree(info);
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index fc6008fbce35..65610c0e7243 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -28,8 +28,7 @@
#include <linux/cpu.h>
#include <linux/clockchips.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <asm/mwait.h>
#define ACPI_PROCESSOR_AGGREGATOR_CLASS "acpi_pad"
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 6ce71b07c197..c9311be29a64 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -399,7 +399,7 @@ static int acpi_processor_add(struct acpi_device *device,
goto err;
}
- result = acpi_bind_one(dev, pr->handle);
+ result = acpi_bind_one(dev, device);
if (result)
goto err;
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index a9fd0b872062..2bf3ca2b8a7a 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -113,7 +113,6 @@ void acpi_db_display_handlers(void);
ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_db_generate_gpe(char *gpe_arg,
char *block_arg))
-
ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_db_generate_sci(void))
/*
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index 41abe552c7a3..0fb0adf435d6 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -71,9 +71,8 @@ acpi_status acpi_ev_init_global_lock_handler(void);
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
acpi_ev_acquire_global_lock(u16 timeout))
-
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void))
- acpi_status acpi_ev_remove_global_lock_handler(void);
+acpi_status acpi_ev_remove_global_lock_handler(void);
/*
* evgpe - Low-level GPE support
@@ -133,7 +132,7 @@ acpi_status acpi_ev_gpe_initialize(void);
ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_ev_update_gpes(acpi_owner_id table_owner_id))
- acpi_status
+acpi_status
acpi_ev_match_gpe_method(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
@@ -149,7 +148,9 @@ acpi_status
acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
struct acpi_gpe_block_info *gpe_block, void *context);
-struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number);
+acpi_status
+acpi_ev_get_gpe_xrupt_block(u32 interrupt_number,
+ struct acpi_gpe_xrupt_info **gpe_xrupt_block);
acpi_status acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt);
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index e9f1fc7f99c7..24db8e153bf0 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -119,6 +119,24 @@ bool ACPI_INIT_GLOBAL(acpi_gbl_enable_aml_debug_object, FALSE);
u8 ACPI_INIT_GLOBAL(acpi_gbl_copy_dsdt_locally, FALSE);
/*
+ * Optionally ignore an XSDT if present and use the RSDT instead.
+ * Although the ACPI specification requires that an XSDT be used instead
+ * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
+ * some machines. Default behavior is to use the XSDT if present.
+ */
+u8 ACPI_INIT_GLOBAL(acpi_gbl_do_not_use_xsdt, FALSE);
+
+/*
+ * Optionally use 32-bit FADT addresses if and when there is a conflict
+ * (address mismatch) between the 32-bit and 64-bit versions of the
+ * address. Although ACPICA adheres to the ACPI specification which
+ * requires the use of the corresponding 64-bit address if it is non-zero,
+ * some machines have been found to have a corrupted non-zero 64-bit
+ * address. Default is FALSE, do not favor the 32-bit addresses.
+ */
+u8 ACPI_INIT_GLOBAL(acpi_gbl_use32_bit_fadt_addresses, FALSE);
+
+/*
* Optionally truncate I/O addresses to 16 bits. Provides compatibility
* with other ACPI implementations. NOTE: During ACPICA initialization,
* this value is set to TRUE if any Windows OSI strings have been
@@ -484,6 +502,18 @@ ACPI_EXTERN u32 acpi_gbl_size_of_acpi_objects;
/*****************************************************************************
*
+ * Application globals
+ *
+ ****************************************************************************/
+
+#ifdef ACPI_APPLICATION
+
+ACPI_FILE ACPI_INIT_GLOBAL(acpi_gbl_debug_file, NULL);
+
+#endif /* ACPI_APPLICATION */
+
+/*****************************************************************************
+ *
* Info/help support
*
****************************************************************************/
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 53ed1a8ba4f0..d95ca5449ace 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -1038,15 +1038,16 @@ struct acpi_external_list {
struct acpi_external_list *next;
u32 value;
u16 length;
+ u16 flags;
u8 type;
- u8 flags;
- u8 resolved;
- u8 emitted;
};
/* Values for Flags field above */
-#define ACPI_IPATH_ALLOCATED 0x01
+#define ACPI_EXT_RESOLVED_REFERENCE 0x01 /* Object was resolved during cross ref */
+#define ACPI_EXT_ORIGIN_FROM_FILE 0x02 /* External came from a file */
+#define ACPI_EXT_INTERNAL_PATH_ALLOCATED 0x04 /* Deallocate internal path on completion */
+#define ACPI_EXT_EXTERNAL_EMITTED 0x08 /* External() statement has been emitted */
struct acpi_external_file {
char *path;
diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c
index 2d4c07322576..e7a57c554e84 100644
--- a/drivers/acpi/acpica/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -105,7 +105,7 @@ acpi_ds_create_external_region(acpi_status lookup_status,
* operation_region not found. Generate an External for it, and
* insert the name into the namespace.
*/
- acpi_dm_add_to_external_list(op, path, ACPI_TYPE_REGION, 0);
+ acpi_dm_add_op_to_external_list(op, path, ACPI_TYPE_REGION, 0, 0);
status = acpi_ns_lookup(walk_state->scope_info, path, ACPI_TYPE_REGION,
ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT,
walk_state, node);
diff --git a/drivers/acpi/acpica/dsutils.c b/drivers/acpi/acpica/dsutils.c
index ade44e49deb4..d7f53fb2979a 100644
--- a/drivers/acpi/acpica/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -727,27 +727,26 @@ acpi_ds_create_operands(struct acpi_walk_state *walk_state,
index++;
}
- index--;
+ ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
+ "NumOperands %d, ArgCount %d, Index %d\n",
+ walk_state->num_operands, arg_count, index));
- /* It is the appropriate order to get objects from the Result stack */
+ /* Create the interpreter arguments, in reverse order */
+ index--;
for (i = 0; i < arg_count; i++) {
arg = arguments[index];
-
- /* Force the filling of the operand stack in inverse order */
-
- walk_state->operand_index = (u8) index;
+ walk_state->operand_index = (u8)index;
status = acpi_ds_create_operand(walk_state, arg, index);
if (ACPI_FAILURE(status)) {
goto cleanup;
}
- index--;
-
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
- "Arg #%u (%p) done, Arg1=%p\n", index, arg,
- first_arg));
+ "Created Arg #%u (%p) %u args total\n",
+ index, arg, arg_count));
+ index--;
}
return_ACPI_STATUS(status);
diff --git a/drivers/acpi/acpica/dswload.c b/drivers/acpi/acpica/dswload.c
index 95e681a36f9c..2dbe109727c8 100644
--- a/drivers/acpi/acpica/dswload.c
+++ b/drivers/acpi/acpica/dswload.c
@@ -181,8 +181,8 @@ acpi_ds_load1_begin_op(struct acpi_walk_state * walk_state,
* Target of Scope() not found. Generate an External for it, and
* insert the name into the namespace.
*/
- acpi_dm_add_to_external_list(op, path, ACPI_TYPE_DEVICE,
- 0);
+ acpi_dm_add_op_to_external_list(op, path,
+ ACPI_TYPE_DEVICE, 0, 0);
status =
acpi_ns_lookup(walk_state->scope_info, path,
object_type, ACPI_IMODE_LOAD_PASS1,
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index a9e76bc4ad97..a31e549e64cc 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -87,9 +87,9 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
return_ACPI_STATUS(status);
}
- gpe_xrupt_block = acpi_ev_get_gpe_xrupt_block(interrupt_number);
- if (!gpe_xrupt_block) {
- status = AE_NO_MEMORY;
+ status =
+ acpi_ev_get_gpe_xrupt_block(interrupt_number, &gpe_xrupt_block);
+ if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
@@ -112,7 +112,7 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
unlock_and_exit:
- status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+ (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/evgpeutil.c b/drivers/acpi/acpica/evgpeutil.c
index d3f5e1e2a2b1..4d764e847a08 100644
--- a/drivers/acpi/acpica/evgpeutil.c
+++ b/drivers/acpi/acpica/evgpeutil.c
@@ -197,8 +197,9 @@ acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
* FUNCTION: acpi_ev_get_gpe_xrupt_block
*
* PARAMETERS: interrupt_number - Interrupt for a GPE block
+ * gpe_xrupt_block - Where the block is returned
*
- * RETURN: A GPE interrupt block
+ * RETURN: Status
*
* DESCRIPTION: Get or Create a GPE interrupt block. There is one interrupt
* block per unique interrupt level used for GPEs. Should be
@@ -207,7 +208,9 @@ acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
*
******************************************************************************/
-struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number)
+acpi_status
+acpi_ev_get_gpe_xrupt_block(u32 interrupt_number,
+ struct acpi_gpe_xrupt_info ** gpe_xrupt_block)
{
struct acpi_gpe_xrupt_info *next_gpe_xrupt;
struct acpi_gpe_xrupt_info *gpe_xrupt;
@@ -221,7 +224,8 @@ struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number)
next_gpe_xrupt = acpi_gbl_gpe_xrupt_list_head;
while (next_gpe_xrupt) {
if (next_gpe_xrupt->interrupt_number == interrupt_number) {
- return_PTR(next_gpe_xrupt);
+ *gpe_xrupt_block = next_gpe_xrupt;
+ return_ACPI_STATUS(AE_OK);
}
next_gpe_xrupt = next_gpe_xrupt->next;
@@ -231,7 +235,7 @@ struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number)
gpe_xrupt = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_gpe_xrupt_info));
if (!gpe_xrupt) {
- return_PTR(NULL);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
gpe_xrupt->interrupt_number = interrupt_number;
@@ -250,6 +254,7 @@ struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number)
} else {
acpi_gbl_gpe_xrupt_list_head = gpe_xrupt;
}
+
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
/* Install new interrupt handler if not SCI_INT */
@@ -259,14 +264,15 @@ struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number)
acpi_ev_gpe_xrupt_handler,
gpe_xrupt);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR((AE_INFO,
- "Could not install GPE interrupt handler at level 0x%X",
- interrupt_number));
- return_PTR(NULL);
+ ACPI_EXCEPTION((AE_INFO, status,
+ "Could not install GPE interrupt handler at level 0x%X",
+ interrupt_number));
+ return_ACPI_STATUS(status);
}
}
- return_PTR(gpe_xrupt);
+ *gpe_xrupt_block = gpe_xrupt;
+ return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
diff --git a/drivers/acpi/acpica/exresnte.c b/drivers/acpi/acpica/exresnte.c
index acd34f599313..7ca6925a87ca 100644
--- a/drivers/acpi/acpica/exresnte.c
+++ b/drivers/acpi/acpica/exresnte.c
@@ -124,7 +124,8 @@ acpi_ex_resolve_node_to_value(struct acpi_namespace_node **object_ptr,
}
if (!source_desc) {
- ACPI_ERROR((AE_INFO, "No object attached to node %p", node));
+ ACPI_ERROR((AE_INFO, "No object attached to node [%4.4s] %p",
+ node->name.ascii, node));
return_ACPI_STATUS(AE_AML_NO_OPERAND);
}
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index e973e311f856..1f0c28ba50df 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -84,7 +84,7 @@ acpi_evaluate_object_typed(acpi_handle handle,
acpi_object_type return_type)
{
acpi_status status;
- u8 must_free = FALSE;
+ u8 free_buffer_on_error = FALSE;
ACPI_FUNCTION_TRACE(acpi_evaluate_object_typed);
@@ -95,14 +95,13 @@ acpi_evaluate_object_typed(acpi_handle handle,
}
if (return_buffer->length == ACPI_ALLOCATE_BUFFER) {
- must_free = TRUE;
+ free_buffer_on_error = TRUE;
}
/* Evaluate the object */
- status =
- acpi_evaluate_object(handle, pathname, external_params,
- return_buffer);
+ status = acpi_evaluate_object(handle, pathname,
+ external_params, return_buffer);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -135,11 +134,15 @@ acpi_evaluate_object_typed(acpi_handle handle,
pointer)->type),
acpi_ut_get_type_name(return_type)));
- if (must_free) {
-
- /* Caller used ACPI_ALLOCATE_BUFFER, free the return buffer */
-
- ACPI_FREE_BUFFER(*return_buffer);
+ if (free_buffer_on_error) {
+ /*
+ * Free a buffer created via ACPI_ALLOCATE_BUFFER.
+ * Note: We use acpi_os_free here because acpi_os_allocate was used
+ * to allocate the buffer. This purposefully bypasses the
+ * (optionally enabled) allocation tracking mechanism since we
+ * only want to track internal allocations.
+ */
+ acpi_os_free(return_buffer->pointer);
return_buffer->pointer = NULL;
}
diff --git a/drivers/acpi/acpica/psopinfo.c b/drivers/acpi/acpica/psopinfo.c
index 9ba5301e5751..b0c9787dbe61 100644
--- a/drivers/acpi/acpica/psopinfo.c
+++ b/drivers/acpi/acpica/psopinfo.c
@@ -71,6 +71,10 @@ static const u8 acpi_gbl_argument_count[] =
const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
{
+#ifdef ACPI_DEBUG_OUTPUT
+ const char *opcode_name = "Unknown AML opcode";
+#endif
+
ACPI_FUNCTION_NAME(ps_get_opcode_info);
/*
@@ -92,11 +96,54 @@ const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
return (&acpi_gbl_aml_op_info
[acpi_gbl_long_op_index[(u8)opcode]]);
}
+#if defined ACPI_ASL_COMPILER && defined ACPI_DEBUG_OUTPUT
+#include "asldefine.h"
+
+ switch (opcode) {
+ case AML_RAW_DATA_BYTE:
+ opcode_name = "-Raw Data Byte-";
+ break;
+
+ case AML_RAW_DATA_WORD:
+ opcode_name = "-Raw Data Word-";
+ break;
+
+ case AML_RAW_DATA_DWORD:
+ opcode_name = "-Raw Data Dword-";
+ break;
+
+ case AML_RAW_DATA_QWORD:
+ opcode_name = "-Raw Data Qword-";
+ break;
+
+ case AML_RAW_DATA_BUFFER:
+ opcode_name = "-Raw Data Buffer-";
+ break;
+
+ case AML_RAW_DATA_CHAIN:
+ opcode_name = "-Raw Data Buffer Chain-";
+ break;
+
+ case AML_PACKAGE_LENGTH:
+ opcode_name = "-Package Length-";
+ break;
+
+ case AML_UNASSIGNED_OPCODE:
+ opcode_name = "-Unassigned Opcode-";
+ break;
+
+ case AML_DEFAULT_ARG_OP:
+ opcode_name = "-Default Arg-";
+ break;
+
+ default:
+ break;
+ }
+#endif
/* Unknown AML opcode */
- ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
- "Unknown AML opcode [%4.4X]\n", opcode));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s [%4.4X]\n", opcode_name, opcode));
return (&acpi_gbl_aml_op_info[_UNK]);
}
diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c
index 9d99f2189693..8f89263ac47e 100644
--- a/drivers/acpi/acpica/tbfadt.c
+++ b/drivers/acpi/acpica/tbfadt.c
@@ -56,10 +56,11 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
static void acpi_tb_convert_fadt(void);
-static void acpi_tb_validate_fadt(void);
-
static void acpi_tb_setup_fadt_registers(void);
+static u64
+acpi_tb_select_address(char *register_name, u32 address32, u64 address64);
+
/* Table for conversion of FADT to common internal format and FADT validation */
typedef struct acpi_fadt_info {
@@ -175,6 +176,7 @@ static struct acpi_fadt_pm_info fadt_pm_info_table[] = {
* space_id - ACPI Space ID for this register
* byte_width - Width of this register
* address - Address of the register
+ * register_name - ASCII name of the ACPI register
*
* RETURN: None
*
@@ -220,6 +222,68 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
/*******************************************************************************
*
+ * FUNCTION: acpi_tb_select_address
+ *
+ * PARAMETERS: register_name - ASCII name of the ACPI register
+ * address32 - 32-bit address of the register
+ * address64 - 64-bit address of the register
+ *
+ * RETURN: The resolved 64-bit address
+ *
+ * DESCRIPTION: Select between 32-bit and 64-bit versions of addresses within
+ * the FADT. Used for the FACS and DSDT addresses.
+ *
+ * NOTES:
+ *
+ * Check for FACS and DSDT address mismatches. An address mismatch between
+ * the 32-bit and 64-bit address fields (FIRMWARE_CTRL/X_FIRMWARE_CTRL and
+ * DSDT/X_DSDT) could be a corrupted address field or it might indicate
+ * the presence of two FACS or two DSDT tables.
+ *
+ * November 2013:
+ * By default, as per the ACPICA specification, a valid 64-bit address is
+ * used regardless of the value of the 32-bit address. However, this
+ * behavior can be overridden via the acpi_gbl_use32_bit_fadt_addresses flag.
+ *
+ ******************************************************************************/
+
+static u64
+acpi_tb_select_address(char *register_name, u32 address32, u64 address64)
+{
+
+ if (!address64) {
+
+ /* 64-bit address is zero, use 32-bit address */
+
+ return ((u64)address32);
+ }
+
+ if (address32 && (address64 != (u64)address32)) {
+
+ /* Address mismatch between 32-bit and 64-bit versions */
+
+ ACPI_BIOS_WARNING((AE_INFO,
+ "32/64X %s address mismatch in FADT: "
+ "0x%8.8X/0x%8.8X%8.8X, using %u-bit address",
+ register_name, address32,
+ ACPI_FORMAT_UINT64(address64),
+ acpi_gbl_use32_bit_fadt_addresses ? 32 :
+ 64));
+
+ /* 32-bit address override */
+
+ if (acpi_gbl_use32_bit_fadt_addresses) {
+ return ((u64)address32);
+ }
+ }
+
+ /* Default is to use the 64-bit address */
+
+ return (address64);
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_tb_parse_fadt
*
* PARAMETERS: table_index - Index for the FADT
@@ -331,10 +395,6 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
acpi_tb_convert_fadt();
- /* Validate FADT values now, before we make any changes */
-
- acpi_tb_validate_fadt();
-
/* Initialize the global ACPI register structures */
acpi_tb_setup_fadt_registers();
@@ -344,66 +404,55 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
*
* FUNCTION: acpi_tb_convert_fadt
*
- * PARAMETERS: None, uses acpi_gbl_FADT
+ * PARAMETERS: none - acpi_gbl_FADT is used.
*
* RETURN: None
*
* DESCRIPTION: Converts all versions of the FADT to a common internal format.
- * Expand 32-bit addresses to 64-bit as necessary.
+ * Expand 32-bit addresses to 64-bit as necessary. Also validate
+ * important fields within the FADT.
*
- * NOTE: acpi_gbl_FADT must be of size (struct acpi_table_fadt),
- * and must contain a copy of the actual FADT.
+ * NOTE: acpi_gbl_FADT must be of size (struct acpi_table_fadt), and must
+ * contain a copy of the actual BIOS-provided FADT.
*
* Notes on 64-bit register addresses:
*
* After this FADT conversion, later ACPICA code will only use the 64-bit "X"
* fields of the FADT for all ACPI register addresses.
*
- * The 64-bit "X" fields are optional extensions to the original 32-bit FADT
+ * The 64-bit X fields are optional extensions to the original 32-bit FADT
* V1.0 fields. Even if they are present in the FADT, they are optional and
* are unused if the BIOS sets them to zero. Therefore, we must copy/expand
- * 32-bit V1.0 fields if the corresponding X field is zero.
+ * 32-bit V1.0 fields to the 64-bit X fields if the the 64-bit X field is
+ * originally zero.
*
- * For ACPI 1.0 FADTs, all 32-bit address fields are expanded to the
- * corresponding "X" fields in the internal FADT.
+ * For ACPI 1.0 FADTs (that contain no 64-bit addresses), all 32-bit address
+ * fields are expanded to the corresponding 64-bit X fields in the internal
+ * common FADT.
*
* For ACPI 2.0+ FADTs, all valid (non-zero) 32-bit address fields are expanded
- * to the corresponding 64-bit X fields. For compatibility with other ACPI
- * implementations, we ignore the 64-bit field if the 32-bit field is valid,
- * regardless of whether the host OS is 32-bit or 64-bit.
+ * to the corresponding 64-bit X fields, if the 64-bit field is originally
+ * zero. Adhering to the ACPI specification, we completely ignore the 32-bit
+ * field if the 64-bit field is valid, regardless of whether the host OS is
+ * 32-bit or 64-bit.
+ *
+ * Possible additional checks:
+ * (acpi_gbl_FADT.pm1_event_length >= 4)
+ * (acpi_gbl_FADT.pm1_control_length >= 2)
+ * (acpi_gbl_FADT.pm_timer_length >= 4)
+ * Gpe block lengths must be multiple of 2
*
******************************************************************************/
static void acpi_tb_convert_fadt(void)
{
+ char *name;
struct acpi_generic_address *address64;
u32 address32;
+ u8 length;
u32 i;
/*
- * Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary.
- * Later code will always use the X 64-bit field. Also, check for an
- * address mismatch between the 32-bit and 64-bit address fields
- * (FIRMWARE_CTRL/X_FIRMWARE_CTRL, DSDT/X_DSDT) which would indicate
- * the presence of two FACS or two DSDT tables.
- */
- if (!acpi_gbl_FADT.Xfacs) {
- acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
- } else if (acpi_gbl_FADT.facs &&
- (acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
- ACPI_WARNING((AE_INFO,
- "32/64 FACS address mismatch in FADT - two FACS tables!"));
- }
-
- if (!acpi_gbl_FADT.Xdsdt) {
- acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt;
- } else if (acpi_gbl_FADT.dsdt &&
- (acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
- ACPI_WARNING((AE_INFO,
- "32/64 DSDT address mismatch in FADT - two DSDT tables!"));
- }
-
- /*
* For ACPI 1.0 FADTs (revision 1 or 2), ensure that reserved fields which
* should be zero are indeed zero. This will workaround BIOSs that
* inadvertently place values in these fields.
@@ -421,119 +470,24 @@ static void acpi_tb_convert_fadt(void)
acpi_gbl_FADT.boot_flags = 0;
}
- /* Update the local FADT table header length */
-
- acpi_gbl_FADT.header.length = sizeof(struct acpi_table_fadt);
-
/*
- * Expand the ACPI 1.0 32-bit addresses to the ACPI 2.0 64-bit "X"
- * generic address structures as necessary. Later code will always use
- * the 64-bit address structures.
- *
- * March 2009:
- * We now always use the 32-bit address if it is valid (non-null). This
- * is not in accordance with the ACPI specification which states that
- * the 64-bit address supersedes the 32-bit version, but we do this for
- * compatibility with other ACPI implementations. Most notably, in the
- * case where both the 32 and 64 versions are non-null, we use the 32-bit
- * version. This is the only address that is guaranteed to have been
- * tested by the BIOS manufacturer.
+ * Now we can update the local FADT length to the length of the
+ * current FADT version as defined by the ACPI specification.
+ * Thus, we will have a common FADT internally.
*/
- for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
- address32 = *ACPI_ADD_PTR(u32,
- &acpi_gbl_FADT,
- fadt_info_table[i].address32);
-
- address64 = ACPI_ADD_PTR(struct acpi_generic_address,
- &acpi_gbl_FADT,
- fadt_info_table[i].address64);
-
- /*
- * If both 32- and 64-bit addresses are valid (non-zero),
- * they must match.
- */
- if (address64->address && address32 &&
- (address64->address != (u64)address32)) {
- ACPI_BIOS_ERROR((AE_INFO,
- "32/64X address mismatch in FADT/%s: "
- "0x%8.8X/0x%8.8X%8.8X, using 32",
- fadt_info_table[i].name, address32,
- ACPI_FORMAT_UINT64(address64->
- address)));
- }
-
- /* Always use 32-bit address if it is valid (non-null) */
-
- if (address32) {
- /*
- * Copy the 32-bit address to the 64-bit GAS structure. The
- * Space ID is always I/O for 32-bit legacy address fields
- */
- acpi_tb_init_generic_address(address64,
- ACPI_ADR_SPACE_SYSTEM_IO,
- *ACPI_ADD_PTR(u8,
- &acpi_gbl_FADT,
- fadt_info_table
- [i].length),
- (u64) address32,
- fadt_info_table[i].name);
- }
- }
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_tb_validate_fadt
- *
- * PARAMETERS: table - Pointer to the FADT to be validated
- *
- * RETURN: None
- *
- * DESCRIPTION: Validate various important fields within the FADT. If a problem
- * is found, issue a message, but no status is returned.
- * Used by both the table manager and the disassembler.
- *
- * Possible additional checks:
- * (acpi_gbl_FADT.pm1_event_length >= 4)
- * (acpi_gbl_FADT.pm1_control_length >= 2)
- * (acpi_gbl_FADT.pm_timer_length >= 4)
- * Gpe block lengths must be multiple of 2
- *
- ******************************************************************************/
-
-static void acpi_tb_validate_fadt(void)
-{
- char *name;
- struct acpi_generic_address *address64;
- u8 length;
- u32 i;
+ acpi_gbl_FADT.header.length = sizeof(struct acpi_table_fadt);
/*
- * Check for FACS and DSDT address mismatches. An address mismatch between
- * the 32-bit and 64-bit address fields (FIRMWARE_CTRL/X_FIRMWARE_CTRL and
- * DSDT/X_DSDT) would indicate the presence of two FACS or two DSDT tables.
+ * Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary.
+ * Later ACPICA code will always use the X 64-bit field.
*/
- if (acpi_gbl_FADT.facs &&
- (acpi_gbl_FADT.Xfacs != (u64)acpi_gbl_FADT.facs)) {
- ACPI_BIOS_WARNING((AE_INFO,
- "32/64X FACS address mismatch in FADT - "
- "0x%8.8X/0x%8.8X%8.8X, using 32",
- acpi_gbl_FADT.facs,
- ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));
-
- acpi_gbl_FADT.Xfacs = (u64)acpi_gbl_FADT.facs;
- }
-
- if (acpi_gbl_FADT.dsdt &&
- (acpi_gbl_FADT.Xdsdt != (u64)acpi_gbl_FADT.dsdt)) {
- ACPI_BIOS_WARNING((AE_INFO,
- "32/64X DSDT address mismatch in FADT - "
- "0x%8.8X/0x%8.8X%8.8X, using 32",
- acpi_gbl_FADT.dsdt,
- ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));
+ acpi_gbl_FADT.Xfacs = acpi_tb_select_address("FACS",
+ acpi_gbl_FADT.facs,
+ acpi_gbl_FADT.Xfacs);
- acpi_gbl_FADT.Xdsdt = (u64)acpi_gbl_FADT.dsdt;
- }
+ acpi_gbl_FADT.Xdsdt = acpi_tb_select_address("DSDT",
+ acpi_gbl_FADT.dsdt,
+ acpi_gbl_FADT.Xdsdt);
/* If Hardware Reduced flag is set, we are all done */
@@ -545,18 +499,95 @@ static void acpi_tb_validate_fadt(void)
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
/*
- * Generate pointer to the 64-bit address, get the register
- * length (width) and the register name
+ * Get the 32-bit and 64-bit addresses, as well as the register
+ * length and register name.
*/
+ address32 = *ACPI_ADD_PTR(u32,
+ &acpi_gbl_FADT,
+ fadt_info_table[i].address32);
+
address64 = ACPI_ADD_PTR(struct acpi_generic_address,
&acpi_gbl_FADT,
fadt_info_table[i].address64);
- length =
- *ACPI_ADD_PTR(u8, &acpi_gbl_FADT,
- fadt_info_table[i].length);
+
+ length = *ACPI_ADD_PTR(u8,
+ &acpi_gbl_FADT,
+ fadt_info_table[i].length);
+
name = fadt_info_table[i].name;
/*
+ * Expand the ACPI 1.0 32-bit addresses to the ACPI 2.0 64-bit "X"
+ * generic address structures as necessary. Later code will always use
+ * the 64-bit address structures.
+ *
+ * November 2013:
+ * Now always use the 64-bit address if it is valid (non-zero), in
+ * accordance with the ACPI specification which states that a 64-bit
+ * address supersedes the 32-bit version. This behavior can be
+ * overridden by the acpi_gbl_use32_bit_fadt_addresses flag.
+ *
+ * During 64-bit address construction and verification,
+ * these cases are handled:
+ *
+ * Address32 zero, Address64 [don't care] - Use Address64
+ *
+ * Address32 non-zero, Address64 zero - Copy/use Address32
+ * Address32 non-zero == Address64 non-zero - Use Address64
+ * Address32 non-zero != Address64 non-zero - Warning, use Address64
+ *
+ * Override: if acpi_gbl_use32_bit_fadt_addresses is TRUE, and:
+ * Address32 non-zero != Address64 non-zero - Warning, copy/use Address32
+ *
+ * Note: space_id is always I/O for 32-bit legacy address fields
+ */
+ if (address32) {
+ if (!address64->address) {
+
+ /* 64-bit address is zero, use 32-bit address */
+
+ acpi_tb_init_generic_address(address64,
+ ACPI_ADR_SPACE_SYSTEM_IO,
+ *ACPI_ADD_PTR(u8,
+ &acpi_gbl_FADT,
+ fadt_info_table
+ [i].
+ length),
+ (u64)address32,
+ name);
+ } else if (address64->address != (u64)address32) {
+
+ /* Address mismatch */
+
+ ACPI_BIOS_WARNING((AE_INFO,
+ "32/64X address mismatch in FADT/%s: "
+ "0x%8.8X/0x%8.8X%8.8X, using %u-bit address",
+ name, address32,
+ ACPI_FORMAT_UINT64
+ (address64->address),
+ acpi_gbl_use32_bit_fadt_addresses
+ ? 32 : 64));
+
+ if (acpi_gbl_use32_bit_fadt_addresses) {
+
+ /* 32-bit address override */
+
+ acpi_tb_init_generic_address(address64,
+ ACPI_ADR_SPACE_SYSTEM_IO,
+ *ACPI_ADD_PTR
+ (u8,
+ &acpi_gbl_FADT,
+ fadt_info_table
+ [i].
+ length),
+ (u64)
+ address32,
+ name);
+ }
+ }
+ }
+
+ /*
* For each extended field, check for length mismatch between the
* legacy length field and the corresponding 64-bit X length field.
* Note: If the legacy length field is > 0xFF bits, ignore this
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index 3d6bb83aa7e7..6412d3c301cb 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -49,69 +49,11 @@
ACPI_MODULE_NAME("tbutils")
/* Local prototypes */
+static acpi_status acpi_tb_validate_xsdt(acpi_physical_address address);
+
static acpi_physical_address
acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size);
-/*******************************************************************************
- *
- * FUNCTION: acpi_tb_check_xsdt
- *
- * PARAMETERS: address - Pointer to the XSDT
- *
- * RETURN: status
- * AE_OK - XSDT is okay
- * AE_NO_MEMORY - can't map XSDT
- * AE_INVALID_TABLE_LENGTH - invalid table length
- * AE_NULL_ENTRY - XSDT has NULL entry
- *
- * DESCRIPTION: validate XSDT
-******************************************************************************/
-
-static acpi_status
-acpi_tb_check_xsdt(acpi_physical_address address)
-{
- struct acpi_table_header *table;
- u32 length;
- u64 xsdt_entry_address;
- u8 *table_entry;
- u32 table_count;
- int i;
-
- table = acpi_os_map_memory(address, sizeof(struct acpi_table_header));
- if (!table)
- return AE_NO_MEMORY;
-
- length = table->length;
- acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
- if (length < sizeof(struct acpi_table_header))
- return AE_INVALID_TABLE_LENGTH;
-
- table = acpi_os_map_memory(address, length);
- if (!table)
- return AE_NO_MEMORY;
-
- /* Calculate the number of tables described in XSDT */
- table_count =
- (u32) ((table->length -
- sizeof(struct acpi_table_header)) / sizeof(u64));
- table_entry =
- ACPI_CAST_PTR(u8, table) + sizeof(struct acpi_table_header);
- for (i = 0; i < table_count; i++) {
- ACPI_MOVE_64_TO_64(&xsdt_entry_address, table_entry);
- if (!xsdt_entry_address) {
- /* XSDT has NULL entry */
- break;
- }
- table_entry += sizeof(u64);
- }
- acpi_os_unmap_memory(table, length);
-
- if (i < table_count)
- return AE_NULL_ENTRY;
- else
- return AE_OK;
-}
-
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
@@ -383,7 +325,7 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)
* Get the table physical address (32-bit for RSDT, 64-bit for XSDT):
* Note: Addresses are 32-bit aligned (not 64) in both RSDT and XSDT
*/
- if (table_entry_size == sizeof(u32)) {
+ if (table_entry_size == ACPI_RSDT_ENTRY_SIZE) {
/*
* 32-bit platform, RSDT: Return 32-bit table entry
* 64-bit platform, RSDT: Expand 32-bit to 64-bit and return
@@ -415,6 +357,87 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)
/*******************************************************************************
*
+ * FUNCTION: acpi_tb_validate_xsdt
+ *
+ * PARAMETERS: address - Physical address of the XSDT (from RSDP)
+ *
+ * RETURN: Status. AE_OK if the table appears to be valid.
+ *
+ * DESCRIPTION: Validate an XSDT to ensure that it is of minimum size and does
+ * not contain any NULL entries. A problem that is seen in the
+ * field is that the XSDT exists, but is actually useless because
+ * of one or more (or all) NULL entries.
+ *
+ ******************************************************************************/
+
+static acpi_status acpi_tb_validate_xsdt(acpi_physical_address xsdt_address)
+{
+ struct acpi_table_header *table;
+ u8 *next_entry;
+ acpi_physical_address address;
+ u32 length;
+ u32 entry_count;
+ acpi_status status;
+ u32 i;
+
+ /* Get the XSDT length */
+
+ table =
+ acpi_os_map_memory(xsdt_address, sizeof(struct acpi_table_header));
+ if (!table) {
+ return (AE_NO_MEMORY);
+ }
+
+ length = table->length;
+ acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
+
+ /*
+ * Minimum XSDT length is the size of the standard ACPI header
+ * plus one physical address entry
+ */
+ if (length < (sizeof(struct acpi_table_header) + ACPI_XSDT_ENTRY_SIZE)) {
+ return (AE_INVALID_TABLE_LENGTH);
+ }
+
+ /* Map the entire XSDT */
+
+ table = acpi_os_map_memory(xsdt_address, length);
+ if (!table) {
+ return (AE_NO_MEMORY);
+ }
+
+ /* Get the number of entries and pointer to first entry */
+
+ status = AE_OK;
+ next_entry = ACPI_ADD_PTR(u8, table, sizeof(struct acpi_table_header));
+ entry_count = (u32)((table->length - sizeof(struct acpi_table_header)) /
+ ACPI_XSDT_ENTRY_SIZE);
+
+ /* Validate each entry (physical address) within the XSDT */
+
+ for (i = 0; i < entry_count; i++) {
+ address =
+ acpi_tb_get_root_table_entry(next_entry,
+ ACPI_XSDT_ENTRY_SIZE);
+ if (!address) {
+
+ /* Detected a NULL entry, XSDT is invalid */
+
+ status = AE_NULL_ENTRY;
+ break;
+ }
+
+ next_entry += ACPI_XSDT_ENTRY_SIZE;
+ }
+
+ /* Unmap table */
+
+ acpi_os_unmap_memory(table, length);
+ return (status);
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_tb_parse_root_table
*
* PARAMETERS: rsdp - Pointer to the RSDP
@@ -438,16 +461,14 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
u32 table_count;
struct acpi_table_header *table;
acpi_physical_address address;
- acpi_physical_address uninitialized_var(rsdt_address);
u32 length;
u8 *table_entry;
acpi_status status;
ACPI_FUNCTION_TRACE(tb_parse_root_table);
- /*
- * Map the entire RSDP and extract the address of the RSDT or XSDT
- */
+ /* Map the entire RSDP and extract the address of the RSDT or XSDT */
+
rsdp = acpi_os_map_memory(rsdp_address, sizeof(struct acpi_table_rsdp));
if (!rsdp) {
return_ACPI_STATUS(AE_NO_MEMORY);
@@ -457,24 +478,22 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
ACPI_CAST_PTR(struct acpi_table_header,
rsdp));
- /* Differentiate between RSDT and XSDT root tables */
+ /* Use XSDT if present and not overridden. Otherwise, use RSDT */
- if (rsdp->revision > 1 && rsdp->xsdt_physical_address
- && !acpi_rsdt_forced) {
+ if ((rsdp->revision > 1) &&
+ rsdp->xsdt_physical_address && !acpi_gbl_do_not_use_xsdt) {
/*
- * Root table is an XSDT (64-bit physical addresses). We must use the
- * XSDT if the revision is > 1 and the XSDT pointer is present, as per
- * the ACPI specification.
+ * RSDP contains an XSDT (64-bit physical addresses). We must use
+ * the XSDT if the revision is > 1 and the XSDT pointer is present,
+ * as per the ACPI specification.
*/
address = (acpi_physical_address) rsdp->xsdt_physical_address;
- table_entry_size = sizeof(u64);
- rsdt_address = (acpi_physical_address)
- rsdp->rsdt_physical_address;
+ table_entry_size = ACPI_XSDT_ENTRY_SIZE;
} else {
/* Root table is an RSDT (32-bit physical addresses) */
address = (acpi_physical_address) rsdp->rsdt_physical_address;
- table_entry_size = sizeof(u32);
+ table_entry_size = ACPI_RSDT_ENTRY_SIZE;
}
/*
@@ -483,15 +502,25 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
*/
acpi_os_unmap_memory(rsdp, sizeof(struct acpi_table_rsdp));
- if (table_entry_size == sizeof(u64)) {
- if (acpi_tb_check_xsdt(address) == AE_NULL_ENTRY) {
- /* XSDT has NULL entry, RSDT is used */
- address = rsdt_address;
- table_entry_size = sizeof(u32);
- ACPI_WARNING((AE_INFO, "BIOS XSDT has NULL entry, "
- "using RSDT"));
+ /*
+ * If it is present and used, validate the XSDT for access/size
+ * and ensure that all table entries are at least non-NULL
+ */
+ if (table_entry_size == ACPI_XSDT_ENTRY_SIZE) {
+ status = acpi_tb_validate_xsdt(address);
+ if (ACPI_FAILURE(status)) {
+ ACPI_BIOS_WARNING((AE_INFO,
+ "XSDT is invalid (%s), using RSDT",
+ acpi_format_exception(status)));
+
+ /* Fall back to the RSDT */
+
+ address =
+ (acpi_physical_address) rsdp->rsdt_physical_address;
+ table_entry_size = ACPI_RSDT_ENTRY_SIZE;
}
}
+
/* Map the RSDT/XSDT table header to get the full table length */
table = acpi_os_map_memory(address, sizeof(struct acpi_table_header));
@@ -501,12 +530,14 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
acpi_tb_print_table_header(address, table);
- /* Get the length of the full table, verify length and map entire table */
-
+ /*
+ * Validate length of the table, and map entire table.
+ * Minimum length table must contain at least one entry.
+ */
length = table->length;
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
- if (length < sizeof(struct acpi_table_header)) {
+ if (length < (sizeof(struct acpi_table_header) + table_entry_size)) {
ACPI_BIOS_ERROR((AE_INFO,
"Invalid table length 0x%X in RSDT/XSDT",
length));
@@ -526,22 +557,21 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
return_ACPI_STATUS(status);
}
- /* Calculate the number of tables described in the root table */
+ /* Get the number of entries and pointer to first entry */
table_count = (u32)((table->length - sizeof(struct acpi_table_header)) /
table_entry_size);
+ table_entry = ACPI_ADD_PTR(u8, table, sizeof(struct acpi_table_header));
+
/*
* First two entries in the table array are reserved for the DSDT
* and FACS, which are not actually present in the RSDT/XSDT - they
* come from the FADT
*/
- table_entry =
- ACPI_CAST_PTR(u8, table) + sizeof(struct acpi_table_header);
acpi_gbl_root_table_list.current_table_count = 2;
- /*
- * Initialize the root table array from the RSDT/XSDT
- */
+ /* Initialize the root table array from the RSDT/XSDT */
+
for (i = 0; i < table_count; i++) {
if (acpi_gbl_root_table_list.current_table_count >=
acpi_gbl_root_table_list.max_table_count) {
@@ -584,7 +614,7 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
acpi_tb_install_table(acpi_gbl_root_table_list.tables[i].
address, NULL, i);
- /* Special case for FADT - get the DSDT and FACS */
+ /* Special case for FADT - validate it then get the DSDT and FACS */
if (ACPI_COMPARE_NAME
(&acpi_gbl_root_table_list.tables[i].signature,
diff --git a/drivers/acpi/acpica/utaddress.c b/drivers/acpi/acpica/utaddress.c
index e0a2e2779c2e..2c2b6ae5dfc4 100644
--- a/drivers/acpi/acpica/utaddress.c
+++ b/drivers/acpi/acpica/utaddress.c
@@ -224,10 +224,11 @@ acpi_ut_check_address_range(acpi_adr_space_type space_id,
while (range_info) {
/*
- * Check if the requested Address/Length overlaps this address_range.
- * Four cases to consider:
+ * Check if the requested address/length overlaps this
+ * address range. There are four cases to consider:
*
- * 1) Input address/length is contained completely in the address range
+ * 1) Input address/length is contained completely in the
+ * address range
* 2) Input address/length overlaps range at the range start
* 3) Input address/length overlaps range at the range end
* 4) Input address/length completely encompasses the range
@@ -244,11 +245,17 @@ acpi_ut_check_address_range(acpi_adr_space_type space_id,
region_node);
ACPI_WARNING((AE_INFO,
- "0x%p-0x%p %s conflicts with Region %s %d",
+ "%s range 0x%p-0x%p conflicts with OpRegion 0x%p-0x%p (%s)",
+ acpi_ut_get_region_name(space_id),
ACPI_CAST_PTR(void, address),
ACPI_CAST_PTR(void, end_address),
- acpi_ut_get_region_name(space_id),
- pathname, overlap_count));
+ ACPI_CAST_PTR(void,
+ range_info->
+ start_address),
+ ACPI_CAST_PTR(void,
+ range_info->
+ end_address),
+ pathname));
ACPI_FREE(pathname);
}
}
diff --git a/drivers/acpi/acpica/utalloc.c b/drivers/acpi/acpica/utalloc.c
index 814267f52715..1851762fc5b5 100644
--- a/drivers/acpi/acpica/utalloc.c
+++ b/drivers/acpi/acpica/utalloc.c
@@ -302,9 +302,13 @@ acpi_ut_initialize_buffer(struct acpi_buffer * buffer,
return (AE_BUFFER_OVERFLOW);
case ACPI_ALLOCATE_BUFFER:
-
- /* Allocate a new buffer */
-
+ /*
+ * Allocate a new buffer. We directectly call acpi_os_allocate here to
+ * purposefully bypass the (optionally enabled) internal allocation
+ * tracking mechanism since we only want to track internal
+ * allocations. Note: The caller should use acpi_os_free to free this
+ * buffer created via ACPI_ALLOCATE_BUFFER.
+ */
buffer->pointer = acpi_os_allocate(required_length);
break;
diff --git a/drivers/acpi/acpica/utcache.c b/drivers/acpi/acpica/utcache.c
index 366bfec4b770..cacd2fd9e665 100644
--- a/drivers/acpi/acpica/utcache.c
+++ b/drivers/acpi/acpica/utcache.c
@@ -248,12 +248,12 @@ void *acpi_os_acquire_object(struct acpi_memory_list *cache)
ACPI_FUNCTION_NAME(os_acquire_object);
if (!cache) {
- return (NULL);
+ return_PTR(NULL);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
if (ACPI_FAILURE(status)) {
- return (NULL);
+ return_PTR(NULL);
}
ACPI_MEM_TRACKING(cache->requests++);
@@ -276,7 +276,7 @@ void *acpi_os_acquire_object(struct acpi_memory_list *cache)
status = acpi_ut_release_mutex(ACPI_MTX_CACHES);
if (ACPI_FAILURE(status)) {
- return (NULL);
+ return_PTR(NULL);
}
/* Clear (zero) the previously used Object */
@@ -299,15 +299,15 @@ void *acpi_os_acquire_object(struct acpi_memory_list *cache)
status = acpi_ut_release_mutex(ACPI_MTX_CACHES);
if (ACPI_FAILURE(status)) {
- return (NULL);
+ return_PTR(NULL);
}
object = ACPI_ALLOCATE_ZEROED(cache->object_size);
if (!object) {
- return (NULL);
+ return_PTR(NULL);
}
}
- return (object);
+ return_PTR(object);
}
#endif /* ACPI_USE_LOCAL_CACHE */
diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c
index 03ae8affe48f..d971c8631263 100644
--- a/drivers/acpi/acpica/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -194,9 +194,9 @@ acpi_debug_print(u32 requested_debug_level,
*/
acpi_os_printf("%9s-%04ld ", module_name, line_number);
-#ifdef ACPI_EXEC_APP
+#ifdef ACPI_APPLICATION
/*
- * For acpi_exec only, emit the thread ID and nesting level.
+ * For acpi_exec/iASL only, emit the thread ID and nesting level.
* Note: nesting level is really only useful during a single-thread
* execution. Otherwise, multiple threads will keep resetting the
* level.
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 81f9a9584451..030cb0dc673c 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -388,11 +388,7 @@ acpi_status acpi_ut_init_globals(void)
/* Public globals */
ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
-
ACPI_EXPORT_SYMBOL(acpi_dbg_level)
-
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
-
ACPI_EXPORT_SYMBOL(acpi_gpe_count)
-
ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)
diff --git a/drivers/acpi/acpica/utxfinit.c b/drivers/acpi/acpica/utxfinit.c
index 75efea0539c1..246ef68681f4 100644
--- a/drivers/acpi/acpica/utxfinit.c
+++ b/drivers/acpi/acpica/utxfinit.c
@@ -122,8 +122,16 @@ acpi_status __init acpi_initialize_subsystem(void)
/* If configured, initialize the AML debugger */
- ACPI_DEBUGGER_EXEC(status = acpi_db_initialize());
- return_ACPI_STATUS(status);
+#ifdef ACPI_DEBUGGER
+ status = acpi_db_initialize();
+ if (ACPI_FAILURE(status)) {
+ ACPI_EXCEPTION((AE_INFO, status,
+ "During Debugger initialization"));
+ return_ACPI_STATUS(status);
+ }
+#endif
+
+ return_ACPI_STATUS(AE_OK);
}
ACPI_EXPORT_SYMBOL_INIT(acpi_initialize_subsystem)
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index 6d2c49b86b7f..0760b75f79cc 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -34,7 +34,6 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/kref.h>
diff --git a/drivers/acpi/apei/apei-internal.h b/drivers/acpi/apei/apei-internal.h
index 21ba34a73883..e5bcd919d4e6 100644
--- a/drivers/acpi/apei/apei-internal.h
+++ b/drivers/acpi/apei/apei-internal.h
@@ -8,7 +8,6 @@
#include <linux/cper.h>
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
struct apei_exec_context;
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index fb57d03e698b..ca0c6d7ec0d4 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -33,7 +33,6 @@
#include <linux/nmi.h>
#include <linux/delay.h>
#include <linux/mm.h>
-#include <acpi/acpi.h>
#include "apei-internal.h"
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index a30bc313787b..694c486a12ed 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -33,7 +33,6 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index fbf1aceda8b8..470e7542bf31 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -36,8 +36,7 @@
#include <linux/suspend.h>
#include <asm/unaligned.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/power_supply.h>
#define PREFIX "ACPI: "
@@ -62,6 +61,7 @@ MODULE_AUTHOR("Alexey Starikovskiy <astarikovskiy@suse.de>");
MODULE_DESCRIPTION("ACPI Battery Driver");
MODULE_LICENSE("GPL");
+static int battery_bix_broken_package;
static unsigned int cache_time = 1000;
module_param(cache_time, uint, 0644);
MODULE_PARM_DESC(cache_time, "cache time in milliseconds");
@@ -416,7 +416,12 @@ static int acpi_battery_get_info(struct acpi_battery *battery)
ACPI_EXCEPTION((AE_INFO, status, "Evaluating %s", name));
return -ENODEV;
}
- if (test_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags))
+
+ if (battery_bix_broken_package)
+ result = extract_package(battery, buffer.pointer,
+ extended_info_offsets + 1,
+ ARRAY_SIZE(extended_info_offsets) - 1);
+ else if (test_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags))
result = extract_package(battery, buffer.pointer,
extended_info_offsets,
ARRAY_SIZE(extended_info_offsets));
@@ -754,6 +759,17 @@ static int battery_notify(struct notifier_block *nb,
return 0;
}
+static struct dmi_system_id bat_dmi_table[] = {
+ {
+ .ident = "NEC LZ750/LS",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "NEC"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PC-LZ750LS"),
+ },
+ },
+ {},
+};
+
static int acpi_battery_add(struct acpi_device *device)
{
int result = 0;
@@ -846,6 +862,9 @@ static void __init acpi_battery_init_async(void *unused, async_cookie_t cookie)
{
if (acpi_disabled)
return;
+
+ if (dmi_check_system(bat_dmi_table))
+ battery_bix_broken_package = 1;
acpi_bus_register_driver(&acpi_battery_driver);
}
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 078c4f7fe2dd..10e4964d051a 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -30,7 +30,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
#include <linux/dmi.h>
#include "internal.h"
@@ -323,6 +322,56 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_VERSION, "2349D15"),
},
},
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP ProBook 2013 models",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook "),
+ DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
+ },
+ },
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP EliteBook 2013 models",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook "),
+ DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
+ },
+ },
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP ZBook 14",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 14"),
+ },
+ },
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP ZBook 15",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 15"),
+ },
+ },
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP ZBook 17",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 17"),
+ },
+ },
+ {
+ .callback = dmi_disable_osi_win8,
+ .ident = "HP EliteBook 8780w",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook 8780w"),
+ },
+ },
/*
* BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 0710004055c8..384da5ab5955 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -37,8 +37,6 @@
#include <asm/mpspec.h>
#endif
#include <linux/pci.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#include <acpi/apei.h>
#include <linux/dmi.h>
#include <linux/suspend.h>
@@ -52,9 +50,6 @@ struct acpi_device *acpi_root;
struct proc_dir_entry *acpi_root_dir;
EXPORT_SYMBOL(acpi_root_dir);
-#define STRUCT_TO_INT(s) (*((int*)&s))
-
-
#ifdef CONFIG_X86
static int set_copy_dsdt(const struct dmi_system_id *id)
{
@@ -115,18 +110,16 @@ int acpi_bus_get_status(struct acpi_device *device)
if (ACPI_FAILURE(status))
return -ENODEV;
- STRUCT_TO_INT(device->status) = (int) sta;
+ acpi_set_device_status(device, sta);
if (device->status.functional && !device->status.present) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]: "
"functional but not present;\n",
- device->pnp.bus_id,
- (u32) STRUCT_TO_INT(device->status)));
+ device->pnp.bus_id, (u32)sta));
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]\n",
- device->pnp.bus_id,
- (u32) STRUCT_TO_INT(device->status)));
+ device->pnp.bus_id, (u32)sta));
return 0;
}
EXPORT_SYMBOL(acpi_bus_get_status);
@@ -339,58 +332,6 @@ static void acpi_bus_osc_support(void)
Notification Handling
-------------------------------------------------------------------------- */
-static void acpi_bus_check_device(acpi_handle handle)
-{
- struct acpi_device *device;
- acpi_status status;
- struct acpi_device_status old_status;
-
- if (acpi_bus_get_device(handle, &device))
- return;
- if (!device)
- return;
-
- old_status = device->status;
-
- /*
- * Make sure this device's parent is present before we go about
- * messing with the device.
- */
- if (device->parent && !device->parent->status.present) {
- device->status = device->parent->status;
- return;
- }
-
- status = acpi_bus_get_status(device);
- if (ACPI_FAILURE(status))
- return;
-
- if (STRUCT_TO_INT(old_status) == STRUCT_TO_INT(device->status))
- return;
-
- /*
- * Device Insertion/Removal
- */
- if ((device->status.present) && !(old_status.present)) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device insertion detected\n"));
- /* TBD: Handle device insertion */
- } else if (!(device->status.present) && (old_status.present)) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device removal detected\n"));
- /* TBD: Handle device removal */
- }
-}
-
-static void acpi_bus_check_scope(acpi_handle handle)
-{
- /* Status Change? */
- acpi_bus_check_device(handle);
-
- /*
- * TBD: Enumerate child devices within this device's scope and
- * run acpi_bus_check_device()'s on them.
- */
-}
-
/**
* acpi_bus_notify
* ---------------
@@ -407,19 +348,11 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
switch (type) {
case ACPI_NOTIFY_BUS_CHECK:
- acpi_bus_check_scope(handle);
- /*
- * TBD: We'll need to outsource certain events to non-ACPI
- * drivers via the device manager (device.c).
- */
+ /* TBD */
break;
case ACPI_NOTIFY_DEVICE_CHECK:
- acpi_bus_check_device(handle);
- /*
- * TBD: We'll need to outsource certain events to non-ACPI
- * drivers via the device manager (device.c).
- */
+ /* TBD */
break;
case ACPI_NOTIFY_DEVICE_WAKE:
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index c971929d75c2..11c11f6b8fa1 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -31,8 +31,7 @@
#include <linux/seq_file.h>
#include <linux/input.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <acpi/button.h>
#define PREFIX "ACPI: "
@@ -101,7 +100,6 @@ struct acpi_button {
struct input_dev *input;
char phys[32]; /* for input device */
unsigned long pushed;
- bool wakeup_enabled;
};
static BLOCKING_NOTIFIER_HEAD(acpi_lid_notifier);
@@ -407,16 +405,6 @@ static int acpi_button_add(struct acpi_device *device)
lid_device = device;
}
- if (device->wakeup.flags.valid) {
- /* Button's GPE is run-wake GPE */
- acpi_enable_gpe(device->wakeup.gpe_device,
- device->wakeup.gpe_number);
- if (!device_may_wakeup(&device->dev)) {
- device_set_wakeup_enable(&device->dev, true);
- button->wakeup_enabled = true;
- }
- }
-
printk(KERN_INFO PREFIX "%s [%s]\n", name, acpi_device_bid(device));
return 0;
@@ -433,13 +421,6 @@ static int acpi_button_remove(struct acpi_device *device)
{
struct acpi_button *button = acpi_driver_data(device);
- if (device->wakeup.flags.valid) {
- acpi_disable_gpe(device->wakeup.gpe_device,
- device->wakeup.gpe_number);
- if (button->wakeup_enabled)
- device_set_wakeup_enable(&device->dev, false);
- }
-
acpi_button_remove_fs(device);
input_unregister_device(button->input);
kfree(button);
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index e23151667655..0b6ae6eb5c4a 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -27,8 +27,7 @@
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#include <linux/acpi.h>
-
-#include "internal.h"
+#include <linux/container.h>
#include "internal.h"
@@ -44,19 +43,65 @@ static const struct acpi_device_id container_device_ids[] = {
{"", 0},
};
-static int container_device_attach(struct acpi_device *device,
+static int acpi_container_offline(struct container_dev *cdev)
+{
+ struct acpi_device *adev = ACPI_COMPANION(&cdev->dev);
+ struct acpi_device *child;
+
+ /* Check all of the dependent devices' physical companions. */
+ list_for_each_entry(child, &adev->children, node)
+ if (!acpi_scan_is_offline(child, false))
+ return -EBUSY;
+
+ return 0;
+}
+
+static void acpi_container_release(struct device *dev)
+{
+ kfree(to_container_dev(dev));
+}
+
+static int container_device_attach(struct acpi_device *adev,
const struct acpi_device_id *not_used)
{
- /* This is necessary for container hotplug to work. */
+ struct container_dev *cdev;
+ struct device *dev;
+ int ret;
+
+ cdev = kzalloc(sizeof(*cdev), GFP_KERNEL);
+ if (!cdev)
+ return -ENOMEM;
+
+ cdev->offline = acpi_container_offline;
+ dev = &cdev->dev;
+ dev->bus = &container_subsys;
+ dev_set_name(dev, "%s", dev_name(&adev->dev));
+ ACPI_COMPANION_SET(dev, adev);
+ dev->release = acpi_container_release;
+ ret = device_register(dev);
+ if (ret)
+ return ret;
+
+ adev->driver_data = dev;
return 1;
}
+static void container_device_detach(struct acpi_device *adev)
+{
+ struct device *dev = acpi_driver_data(adev);
+
+ adev->driver_data = NULL;
+ if (dev)
+ device_unregister(dev);
+}
+
static struct acpi_scan_handler container_handler = {
.ids = container_device_ids,
.attach = container_device_attach,
+ .detach = container_device_detach,
.hotplug = {
.enabled = true,
- .mode = AHM_CONTAINER,
+ .demand_offline = true,
},
};
diff --git a/drivers/acpi/custom_method.c b/drivers/acpi/custom_method.c
index 12b62f2cdb3f..c68e72414a67 100644
--- a/drivers/acpi/custom_method.c
+++ b/drivers/acpi/custom_method.c
@@ -7,7 +7,7 @@
#include <linux/kernel.h>
#include <linux/uaccess.h>
#include <linux/debugfs.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include "internal.h"
diff --git a/drivers/acpi/debugfs.c b/drivers/acpi/debugfs.c
index b55d6a20dc0e..6b1919f6bd82 100644
--- a/drivers/acpi/debugfs.c
+++ b/drivers/acpi/debugfs.c
@@ -5,7 +5,7 @@
#include <linux/export.h>
#include <linux/init.h>
#include <linux/debugfs.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#define _COMPONENT ACPI_SYSTEM_COMPONENT
ACPI_MODULE_NAME("debugfs");
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index b3480cf7db1a..d49f1e464703 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -256,6 +256,8 @@ int acpi_bus_init_power(struct acpi_device *device)
return -EINVAL;
device->power.state = ACPI_STATE_UNKNOWN;
+ if (!acpi_device_is_present(device))
+ return 0;
result = acpi_device_get_power(device, &state);
if (result)
@@ -302,15 +304,18 @@ int acpi_device_fix_up_power(struct acpi_device *device)
return ret;
}
-int acpi_bus_update_power(acpi_handle handle, int *state_p)
+int acpi_device_update_power(struct acpi_device *device, int *state_p)
{
- struct acpi_device *device;
int state;
int result;
- result = acpi_bus_get_device(handle, &device);
- if (result)
+ if (device->power.state == ACPI_STATE_UNKNOWN) {
+ result = acpi_bus_init_power(device);
+ if (!result && state_p)
+ *state_p = device->power.state;
+
return result;
+ }
result = acpi_device_get_power(device, &state);
if (result)
@@ -338,6 +343,15 @@ int acpi_bus_update_power(acpi_handle handle, int *state_p)
return 0;
}
+
+int acpi_bus_update_power(acpi_handle handle, int *state_p)
+{
+ struct acpi_device *device;
+ int result;
+
+ result = acpi_bus_get_device(handle, &device);
+ return result ? result : acpi_device_update_power(device, state_p);
+}
EXPORT_SYMBOL_GPL(acpi_bus_update_power);
bool acpi_bus_power_manageable(acpi_handle handle)
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index dcd73ccb514c..c431c88faaff 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -32,8 +32,8 @@
#include <linux/jiffies.h>
#include <linux/stddef.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+
+#include "internal.h"
#define PREFIX "ACPI: "
@@ -323,14 +323,11 @@ static int dock_present(struct dock_station *ds)
*/
static void dock_create_acpi_device(acpi_handle handle)
{
- struct acpi_device *device;
+ struct acpi_device *device = NULL;
int ret;
- if (acpi_bus_get_device(handle, &device)) {
- /*
- * no device created for this object,
- * so we should create one.
- */
+ acpi_bus_get_device(handle, &device);
+ if (!acpi_device_enumerated(device)) {
ret = acpi_bus_scan(handle);
if (ret)
pr_debug("error adding bus, %x\n", -ret);
@@ -898,9 +895,6 @@ find_dock_and_bay(acpi_handle handle, u32 lvl, void *context, void **rv)
void __init acpi_dock_init(void)
{
- if (acpi_disabled)
- return;
-
/* look for dock stations and bays */
acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
ACPI_UINT32_MAX, find_dock_and_bay, NULL, NULL, NULL);
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index ba5b56db9d27..959d41acc108 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -39,10 +39,9 @@
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
-#include <asm/io.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/dmi.h>
+#include <asm/io.h>
#include "internal.h"
@@ -91,10 +90,6 @@ static unsigned int ec_storm_threshold __read_mostly = 8;
module_param(ec_storm_threshold, uint, 0644);
MODULE_PARM_DESC(ec_storm_threshold, "Maxim false GPE numbers not considered as GPE storm");
-/* If we find an EC via the ECDT, we need to keep a ptr to its context */
-/* External interfaces use first EC only, so remember */
-typedef int (*acpi_ec_query_func) (void *data);
-
struct acpi_ec_query_handler {
struct list_head node;
acpi_ec_query_func func;
@@ -387,27 +382,6 @@ static int acpi_ec_write(struct acpi_ec *ec, u8 address, u8 data)
return acpi_ec_transaction(ec, &t);
}
-/*
- * Externally callable EC access functions. For now, assume 1 EC only
- */
-int ec_burst_enable(void)
-{
- if (!first_ec)
- return -ENODEV;
- return acpi_ec_burst_enable(first_ec);
-}
-
-EXPORT_SYMBOL(ec_burst_enable);
-
-int ec_burst_disable(void)
-{
- if (!first_ec)
- return -ENODEV;
- return acpi_ec_burst_disable(first_ec);
-}
-
-EXPORT_SYMBOL(ec_burst_disable);
-
int ec_read(u8 addr, u8 *val)
{
int err;
@@ -779,9 +753,9 @@ static int ec_install_handlers(struct acpi_ec *ec)
pr_err("Fail in evaluating the _REG object"
" of EC device. Broken bios is suspected.\n");
} else {
+ acpi_disable_gpe(NULL, ec->gpe);
acpi_remove_gpe_handler(NULL, ec->gpe,
&acpi_ec_gpe_handler);
- acpi_disable_gpe(NULL, ec->gpe);
return -ENODEV;
}
}
diff --git a/drivers/acpi/ec_sys.c b/drivers/acpi/ec_sys.c
index 4e7b798900f2..b4c216bab22b 100644
--- a/drivers/acpi/ec_sys.c
+++ b/drivers/acpi/ec_sys.c
@@ -105,7 +105,7 @@ static const struct file_operations acpi_ec_io_ops = {
.llseek = default_llseek,
};
-int acpi_ec_add_debugfs(struct acpi_ec *ec, unsigned int ec_device_count)
+static int acpi_ec_add_debugfs(struct acpi_ec *ec, unsigned int ec_device_count)
{
struct dentry *dev_dir;
char name[64];
diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index cae3b387b867..ef2d730734dc 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -12,7 +12,7 @@
#include <linux/init.h>
#include <linux/poll.h>
#include <linux/gfp.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <net/netlink.h>
#include <net/genetlink.h>
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index ba3da88cee45..1fb62900f32a 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -29,8 +29,7 @@
#include <linux/types.h>
#include <asm/uaccess.h>
#include <linux/thermal.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#define PREFIX "ACPI: "
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index a22a295edb69..0c789224d40d 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -37,7 +37,7 @@ int register_acpi_bus_type(struct acpi_bus_type *type)
{
if (acpi_disabled)
return -ENODEV;
- if (type && type->match && type->find_device) {
+ if (type && type->match && type->find_companion) {
down_write(&bus_type_sem);
list_add_tail(&type->list, &bus_type_list);
up_write(&bus_type_sem);
@@ -82,109 +82,74 @@ static struct acpi_bus_type *acpi_get_bus_type(struct device *dev)
#define FIND_CHILD_MIN_SCORE 1
#define FIND_CHILD_MAX_SCORE 2
-static acpi_status acpi_dev_present(acpi_handle handle, u32 lvl_not_used,
- void *not_used, void **ret_p)
-{
- struct acpi_device *adev = NULL;
-
- acpi_bus_get_device(handle, &adev);
- if (adev) {
- *ret_p = handle;
- return AE_CTRL_TERMINATE;
- }
- return AE_OK;
-}
-
-static int do_find_child_checks(acpi_handle handle, bool is_bridge)
+static int find_child_checks(struct acpi_device *adev, bool check_children)
{
bool sta_present = true;
unsigned long long sta;
acpi_status status;
- status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);
+ status = acpi_evaluate_integer(adev->handle, "_STA", NULL, &sta);
if (status == AE_NOT_FOUND)
sta_present = false;
else if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_ENABLED))
return -ENODEV;
- if (is_bridge) {
- void *test = NULL;
+ if (check_children && list_empty(&adev->children))
+ return -ENODEV;
- /* Check if this object has at least one child device. */
- acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1,
- acpi_dev_present, NULL, NULL, &test);
- if (!test)
- return -ENODEV;
- }
return sta_present ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE;
}
-struct find_child_context {
- u64 addr;
- bool is_bridge;
- acpi_handle ret;
- int ret_score;
-};
-
-static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used,
- void *data, void **not_used)
-{
- struct find_child_context *context = data;
- unsigned long long addr;
- acpi_status status;
- int score;
-
- status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr);
- if (ACPI_FAILURE(status) || addr != context->addr)
- return AE_OK;
-
- if (!context->ret) {
- /* This is the first matching object. Save its handle. */
- context->ret = handle;
- return AE_OK;
- }
- /*
- * There is more than one matching object with the same _ADR value.
- * That really is unexpected, so we are kind of beyond the scope of the
- * spec here. We have to choose which one to return, though.
- *
- * First, check if the previously found object is good enough and return
- * its handle if so. Second, check the same for the object that we've
- * just found.
- */
- if (!context->ret_score) {
- score = do_find_child_checks(context->ret, context->is_bridge);
- if (score == FIND_CHILD_MAX_SCORE)
- return AE_CTRL_TERMINATE;
- else
- context->ret_score = score;
- }
- score = do_find_child_checks(handle, context->is_bridge);
- if (score == FIND_CHILD_MAX_SCORE) {
- context->ret = handle;
- return AE_CTRL_TERMINATE;
- } else if (score > context->ret_score) {
- context->ret = handle;
- context->ret_score = score;
- }
- return AE_OK;
-}
-
-acpi_handle acpi_find_child(acpi_handle parent, u64 addr, bool is_bridge)
+struct acpi_device *acpi_find_child_device(struct acpi_device *parent,
+ u64 address, bool check_children)
{
- if (parent) {
- struct find_child_context context = {
- .addr = addr,
- .is_bridge = is_bridge,
- };
-
- acpi_walk_namespace(ACPI_TYPE_DEVICE, parent, 1, do_find_child,
- NULL, &context, NULL);
- return context.ret;
+ struct acpi_device *adev, *ret = NULL;
+ int ret_score = 0;
+
+ if (!parent)
+ return NULL;
+
+ list_for_each_entry(adev, &parent->children, node) {
+ unsigned long long addr;
+ acpi_status status;
+ int score;
+
+ status = acpi_evaluate_integer(adev->handle, METHOD_NAME__ADR,
+ NULL, &addr);
+ if (ACPI_FAILURE(status) || addr != address)
+ continue;
+
+ if (!ret) {
+ /* This is the first matching object. Save it. */
+ ret = adev;
+ continue;
+ }
+ /*
+ * There is more than one matching device object with the same
+ * _ADR value. That really is unexpected, so we are kind of
+ * beyond the scope of the spec here. We have to choose which
+ * one to return, though.
+ *
+ * First, check if the previously found object is good enough
+ * and return it if so. Second, do the same for the object that
+ * we've just found.
+ */
+ if (!ret_score) {
+ ret_score = find_child_checks(ret, check_children);
+ if (ret_score == FIND_CHILD_MAX_SCORE)
+ return ret;
+ }
+ score = find_child_checks(adev, check_children);
+ if (score == FIND_CHILD_MAX_SCORE) {
+ return adev;
+ } else if (score > ret_score) {
+ ret = adev;
+ ret_score = score;
+ }
}
- return NULL;
+ return ret;
}
-EXPORT_SYMBOL_GPL(acpi_find_child);
+EXPORT_SYMBOL_GPL(acpi_find_child_device);
static void acpi_physnode_link_name(char *buf, unsigned int node_id)
{
@@ -195,9 +160,8 @@ static void acpi_physnode_link_name(char *buf, unsigned int node_id)
strcpy(buf, PHYSICAL_NODE_STRING);
}
-int acpi_bind_one(struct device *dev, acpi_handle handle)
+int acpi_bind_one(struct device *dev, struct acpi_device *acpi_dev)
{
- struct acpi_device *acpi_dev = NULL;
struct acpi_device_physical_node *physical_node, *pn;
char physical_node_name[PHYSICAL_NODE_NAME_SIZE];
struct list_head *physnode_list;
@@ -205,14 +169,12 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
int retval = -EINVAL;
if (ACPI_COMPANION(dev)) {
- if (handle) {
+ if (acpi_dev) {
dev_warn(dev, "ACPI companion already set\n");
return -EINVAL;
} else {
acpi_dev = ACPI_COMPANION(dev);
}
- } else {
- acpi_bus_get_device(handle, &acpi_dev);
}
if (!acpi_dev)
return -EINVAL;
@@ -322,29 +284,22 @@ int acpi_unbind_one(struct device *dev)
}
EXPORT_SYMBOL_GPL(acpi_unbind_one);
-void acpi_preset_companion(struct device *dev, acpi_handle parent, u64 addr)
-{
- struct acpi_device *adev;
-
- if (!acpi_bus_get_device(acpi_get_child(parent, addr), &adev))
- ACPI_COMPANION_SET(dev, adev);
-}
-EXPORT_SYMBOL_GPL(acpi_preset_companion);
-
static int acpi_platform_notify(struct device *dev)
{
struct acpi_bus_type *type = acpi_get_bus_type(dev);
- acpi_handle handle;
int ret;
ret = acpi_bind_one(dev, NULL);
if (ret && type) {
- ret = type->find_device(dev, &handle);
- if (ret) {
+ struct acpi_device *adev;
+
+ adev = type->find_companion(dev);
+ if (!adev) {
DBG("Unable to get handle for %s\n", dev_name(dev));
+ ret = -ENODEV;
goto out;
}
- ret = acpi_bind_one(dev, handle);
+ ret = acpi_bind_one(dev, adev);
if (ret)
goto out;
}
diff --git a/drivers/acpi/hed.c b/drivers/acpi/hed.c
index 13b1d39d7cdf..aafe3ca829c2 100644
--- a/drivers/acpi/hed.c
+++ b/drivers/acpi/hed.c
@@ -25,8 +25,6 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#include <acpi/hed.h>
static struct acpi_device_id acpi_hed_ids[] = {
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index a29739c0ba79..dedbb2d802f1 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -28,7 +28,6 @@ int init_acpi_device_notify(void);
int acpi_scan_init(void);
void acpi_pci_root_init(void);
void acpi_pci_link_init(void);
-void acpi_pci_root_hp_init(void);
void acpi_processor_init(void);
void acpi_platform_init(void);
int acpi_sysfs_init(void);
@@ -73,6 +72,9 @@ void acpi_lpss_init(void);
static inline void acpi_lpss_init(void) {}
#endif
+bool acpi_queue_hotplug_work(struct work_struct *work);
+bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
+
/* --------------------------------------------------------------------------
Device Node Initialization / Removal
-------------------------------------------------------------------------- */
@@ -85,9 +87,9 @@ void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
int type, unsigned long long sta);
void acpi_device_add_finalize(struct acpi_device *device);
void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
-int acpi_bind_one(struct device *dev, acpi_handle handle);
+int acpi_bind_one(struct device *dev, struct acpi_device *adev);
int acpi_unbind_one(struct device *dev);
-void acpi_bus_device_eject(void *data, u32 ost_src);
+bool acpi_device_is_present(struct acpi_device *adev);
/* --------------------------------------------------------------------------
Power Resource
@@ -105,6 +107,8 @@ int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
int acpi_power_on_resources(struct acpi_device *device, int state);
int acpi_power_transition(struct acpi_device *device, int state);
+int acpi_device_update_power(struct acpi_device *device, int *state_p);
+
int acpi_wakeup_device_init(void);
void acpi_early_processor_set_pdc(void);
@@ -127,12 +131,21 @@ struct acpi_ec {
extern struct acpi_ec *first_ec;
+/* If we find an EC via the ECDT, we need to keep a ptr to its context */
+/* External interfaces use first EC only, so remember */
+typedef int (*acpi_ec_query_func) (void *data);
+
int acpi_ec_init(void);
int acpi_ec_ecdt_probe(void);
int acpi_boot_ec_enable(void);
void acpi_ec_block_transactions(void);
void acpi_ec_unblock_transactions(void);
void acpi_ec_unblock_transactions_early(void);
+int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
+ acpi_handle handle, acpi_ec_query_func func,
+ void *data);
+void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
+
/*--------------------------------------------------------------------------
Suspend/Resume
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index a2343a1d9e0b..9e6816ef280a 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -29,7 +29,6 @@
#include <linux/errno.h>
#include <linux/acpi.h>
#include <linux/numa.h>
-#include <acpi/acpi_bus.h>
#define PREFIX "ACPI: "
diff --git a/drivers/acpi/nvs.c b/drivers/acpi/nvs.c
index 386a9fe497b4..de4fe03873c5 100644
--- a/drivers/acpi/nvs.c
+++ b/drivers/acpi/nvs.c
@@ -12,7 +12,8 @@
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
+
+#include "internal.h"
/* ACPI NVS regions, APEI may use it */
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 54a20ff4b864..fc1aa7909690 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -39,7 +39,6 @@
#include <linux/workqueue.h>
#include <linux/nmi.h>
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
#include <linux/efi.h>
#include <linux/ioport.h>
#include <linux/list.h>
@@ -49,9 +48,6 @@
#include <asm/io.h>
#include <asm/uaccess.h>
-#include <acpi/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/processor.h>
#include "internal.h"
#define _COMPONENT ACPI_OS_SERVICES
@@ -544,7 +540,7 @@ static u64 acpi_tables_addr;
static int all_tables_size;
/* Copied from acpica/tbutils.c:acpi_tb_checksum() */
-u8 __init acpi_table_checksum(u8 *buffer, u32 length)
+static u8 __init acpi_table_checksum(u8 *buffer, u32 length)
{
u8 sum = 0;
u8 *end = buffer + length;
@@ -1215,6 +1211,10 @@ acpi_status acpi_hotplug_execute(acpi_hp_callback func, void *data, u32 src)
return AE_OK;
}
+bool acpi_queue_hotplug_work(struct work_struct *work)
+{
+ return queue_work(kacpi_hotplug_wq, work);
+}
acpi_status
acpi_os_create_semaphore(u32 max_units, u32 initial_units, acpi_handle * handle)
@@ -1282,7 +1282,7 @@ acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout)
jiffies = MAX_SCHEDULE_TIMEOUT;
else
jiffies = msecs_to_jiffies(timeout);
-
+
ret = down_timeout(sem, jiffies);
if (ret)
status = AE_TIME;
@@ -1794,7 +1794,7 @@ acpi_status __init acpi_os_initialize1(void)
{
kacpid_wq = alloc_workqueue("kacpid", 0, 1);
kacpi_notify_wq = alloc_workqueue("kacpi_notify", 0, 1);
- kacpi_hotplug_wq = alloc_workqueue("kacpi_hotplug", 0, 1);
+ kacpi_hotplug_wq = alloc_ordered_workqueue("kacpi_hotplug", 0);
BUG_ON(!kacpid_wq);
BUG_ON(!kacpi_notify_wq);
BUG_ON(!kacpi_hotplug_wq);
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 41c5e1b799ef..52d45ea2bc4f 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -37,8 +37,6 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#define PREFIX "ACPI: "
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 2652a614deeb..9418c7a1f786 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -39,9 +39,9 @@
#include <linux/pci.h>
#include <linux/mutex.h>
#include <linux/slab.h>
+#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include "internal.h"
#define PREFIX "ACPI: "
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 20360e480bd8..afafee56cf8b 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -35,9 +35,7 @@
#include <linux/pci-aspm.h>
#include <linux/acpi.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/apei.h>
+#include <acpi/apei.h> /* for acpi_hest_init() */
#include "internal.h"
@@ -51,6 +49,12 @@ static int acpi_pci_root_add(struct acpi_device *device,
const struct acpi_device_id *not_used);
static void acpi_pci_root_remove(struct acpi_device *device);
+static int acpi_pci_root_scan_dependent(struct acpi_device *adev)
+{
+ acpiphp_check_host_bridge(adev->handle);
+ return 0;
+}
+
#define ACPI_PCIE_REQ_SUPPORT (OSC_PCI_EXT_CONFIG_SUPPORT \
| OSC_PCI_ASPM_SUPPORT \
| OSC_PCI_CLOCK_PM_SUPPORT \
@@ -66,7 +70,8 @@ static struct acpi_scan_handler pci_root_handler = {
.attach = acpi_pci_root_add,
.detach = acpi_pci_root_remove,
.hotplug = {
- .ignore = true,
+ .enabled = true,
+ .scan_dependent = acpi_pci_root_scan_dependent,
},
};
@@ -624,116 +629,9 @@ static void acpi_pci_root_remove(struct acpi_device *device)
void __init acpi_pci_root_init(void)
{
acpi_hest_init();
-
- if (!acpi_pci_disabled) {
- pci_acpi_crs_quirks();
- acpi_scan_add_handler(&pci_root_handler);
- }
-}
-/* Support root bridge hotplug */
-
-static void handle_root_bridge_insertion(acpi_handle handle)
-{
- struct acpi_device *device;
-
- if (!acpi_bus_get_device(handle, &device)) {
- dev_printk(KERN_DEBUG, &device->dev,
- "acpi device already exists; ignoring notify\n");
+ if (acpi_pci_disabled)
return;
- }
-
- if (acpi_bus_scan(handle))
- acpi_handle_err(handle, "cannot add bridge to acpi list\n");
-}
-
-static void hotplug_event_root(void *data, u32 type)
-{
- acpi_handle handle = data;
- struct acpi_pci_root *root;
-
- acpi_scan_lock_acquire();
-
- root = acpi_pci_find_root(handle);
-
- switch (type) {
- case ACPI_NOTIFY_BUS_CHECK:
- /* bus enumerate */
- acpi_handle_printk(KERN_DEBUG, handle,
- "Bus check notify on %s\n", __func__);
- if (root)
- acpiphp_check_host_bridge(handle);
- else
- handle_root_bridge_insertion(handle);
-
- break;
-
- case ACPI_NOTIFY_DEVICE_CHECK:
- /* device check */
- acpi_handle_printk(KERN_DEBUG, handle,
- "Device check notify on %s\n", __func__);
- if (!root)
- handle_root_bridge_insertion(handle);
- break;
-
- case ACPI_NOTIFY_EJECT_REQUEST:
- /* request device eject */
- acpi_handle_printk(KERN_DEBUG, handle,
- "Device eject notify on %s\n", __func__);
- if (!root)
- break;
-
- get_device(&root->device->dev);
-
- acpi_scan_lock_release();
-
- acpi_bus_device_eject(root->device, ACPI_NOTIFY_EJECT_REQUEST);
- return;
- default:
- acpi_handle_warn(handle,
- "notify_handler: unknown event type 0x%x\n",
- type);
- break;
- }
-
- acpi_scan_lock_release();
-}
-
-static void handle_hotplug_event_root(acpi_handle handle, u32 type,
- void *context)
-{
- acpi_hotplug_execute(hotplug_event_root, handle, type);
-}
-
-static acpi_status __init
-find_root_bridges(acpi_handle handle, u32 lvl, void *context, void **rv)
-{
- acpi_status status;
- int *count = (int *)context;
-
- if (!acpi_is_root_bridge(handle))
- return AE_OK;
-
- (*count)++;
-
- status = acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY,
- handle_hotplug_event_root, NULL);
- if (ACPI_FAILURE(status))
- acpi_handle_printk(KERN_DEBUG, handle,
- "notify handler is not installed, exit status: %u\n",
- (unsigned int)status);
- else
- acpi_handle_printk(KERN_DEBUG, handle,
- "notify handler is installed\n");
-
- return AE_OK;
-}
-
-void __init acpi_pci_root_hp_init(void)
-{
- int num = 0;
-
- acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, find_root_bridges, NULL, &num, NULL);
- printk(KERN_DEBUG "Found %d acpi root devices\n", num);
+ pci_acpi_crs_quirks();
+ acpi_scan_add_handler_with_hotplug(&pci_root_handler, "pci_root");
}
diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c
index d678a180ca2a..139d9e479370 100644
--- a/drivers/acpi/pci_slot.c
+++ b/drivers/acpi/pci_slot.c
@@ -35,6 +35,7 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/dmi.h>
+#include <linux/pci-acpi.h>
static bool debug;
static int check_sta_before_sun;
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index c2ad391d8041..ad7da686e6e6 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -42,8 +42,7 @@
#include <linux/slab.h>
#include <linux/pm_runtime.h>
#include <linux/sysfs.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include "sleep.h"
#include "internal.h"
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index 6a5b152ad4d0..50fe34ffe932 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -3,12 +3,11 @@
#include <linux/export.h>
#include <linux/suspend.h>
#include <linux/bcd.h>
+#include <linux/acpi.h>
#include <asm/uaccess.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-
#include "sleep.h"
+#include "internal.h"
#define _COMPONENT ACPI_SYSTEM_COMPONENT
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index b3171f30b319..34e7b3c6a08d 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -10,8 +10,7 @@
#include <linux/export.h>
#include <linux/dmi.h>
#include <linux/slab.h>
-
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <acpi/processor.h>
#include "internal.h"
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 146ab7e2b81d..c1c35623550f 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -224,9 +224,9 @@ static int __acpi_processor_start(struct acpi_device *device)
static int acpi_processor_start(struct device *dev)
{
- struct acpi_device *device;
+ struct acpi_device *device = ACPI_COMPANION(dev);
- if (acpi_bus_get_device(ACPI_HANDLE(dev), &device))
+ if (!device)
return -ENODEV;
return __acpi_processor_start(device);
@@ -234,10 +234,10 @@ static int acpi_processor_start(struct device *dev)
static int acpi_processor_stop(struct device *dev)
{
- struct acpi_device *device;
+ struct acpi_device *device = ACPI_COMPANION(dev);
struct acpi_processor *pr;
- if (acpi_bus_get_device(ACPI_HANDLE(dev), &device))
+ if (!device)
return 0;
acpi_remove_notify_handler(device->handle, ACPI_DEVICE_NOTIFY,
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 644516d9bde6..799644c3888c 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -35,6 +35,7 @@
#include <linux/clockchips.h>
#include <linux/cpuidle.h>
#include <linux/syscore_ops.h>
+#include <acpi/processor.h>
/*
* Include the apic definitions for x86 to have the APIC timer related defines
@@ -46,9 +47,6 @@
#include <asm/apic.h>
#endif
-#include <acpi/acpi_bus.h>
-#include <acpi/processor.h>
-
#define PREFIX "ACPI: "
#define ACPI_PROCESSOR_CLASS "processor"
@@ -213,7 +211,7 @@ static int acpi_processor_suspend(void)
static void acpi_processor_resume(void)
{
- u32 resumed_bm_rld;
+ u32 resumed_bm_rld = 0;
acpi_read_bit_register(ACPI_BITREG_BUS_MASTER_RLD, &resumed_bm_rld);
if (resumed_bm_rld == saved_bm_rld)
@@ -598,7 +596,7 @@ static int acpi_processor_power_verify(struct acpi_processor *pr)
case ACPI_STATE_C2:
if (!cx->address)
break;
- cx->valid = 1;
+ cx->valid = 1;
break;
case ACPI_STATE_C3:
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 60a7c28fc167..ff90054f04fd 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -31,15 +31,12 @@
#include <linux/init.h>
#include <linux/cpufreq.h>
#include <linux/slab.h>
-
+#include <linux/acpi.h>
+#include <acpi/processor.h>
#ifdef CONFIG_X86
#include <asm/cpufeature.h>
#endif
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/processor.h>
-
#define PREFIX "ACPI: "
#define ACPI_PROCESSOR_CLASS "processor"
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index d1d2e7fb5b30..e003663b2f8e 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -30,12 +30,9 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/cpufreq.h>
-
-#include <asm/uaccess.h>
-
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
#include <acpi/processor.h>
-#include <acpi/acpi_drivers.h>
+#include <asm/uaccess.h>
#define PREFIX "ACPI: "
@@ -186,14 +183,14 @@ static int cpufreq_set_cur_state(unsigned int cpu, int state)
#endif
-/* thermal coolign device callbacks */
+/* thermal cooling device callbacks */
static int acpi_processor_max_state(struct acpi_processor *pr)
{
int max_state = 0;
/*
* There exists four states according to
- * cpufreq_thermal_reduction_ptg. 0, 1, 2, 3
+ * cpufreq_thermal_reduction_pctg. 0, 1, 2, 3
*/
max_state += cpufreq_get_max_state(pr->id);
if (pr->flags.throttling)
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index e7dd2c1fee79..28baa05b8018 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -32,14 +32,11 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/cpufreq.h>
-
+#include <linux/acpi.h>
+#include <acpi/processor.h>
#include <asm/io.h>
#include <asm/uaccess.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/processor.h>
-
#define PREFIX "ACPI: "
#define ACPI_PROCESSOR_CLASS "processor"
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index b78bc605837e..26e5b5060523 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -8,8 +8,7 @@
* the Free Software Foundation version 2.
*/
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/wait.h>
#include <linux/slab.h>
#include <linux/delay.h>
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index fd39459926b1..c0f57ff15024 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -12,13 +12,12 @@
#include <linux/dmi.h>
#include <linux/nls.h>
-#include <acpi/acpi_drivers.h>
+#include <asm/pgtable.h>
#include "internal.h"
#define _COMPONENT ACPI_BUS_COMPONENT
ACPI_MODULE_NAME("scan");
-#define STRUCT_TO_INT(s) (*((int*)&s))
extern struct acpi_device *acpi_root;
#define ACPI_BUS_CLASS "system_bus"
@@ -27,6 +26,8 @@ extern struct acpi_device *acpi_root;
#define ACPI_IS_ROOT_DEVICE(device) (!(device)->parent)
+#define INVALID_ACPI_HANDLE ((acpi_handle)empty_zero_page)
+
/*
* If set, devices will be hot-removed even if they cannot be put offline
* gracefully (from the kernel's standpoint).
@@ -125,6 +126,26 @@ acpi_device_modalias_show(struct device *dev, struct device_attribute *attr, cha
}
static DEVICE_ATTR(modalias, 0444, acpi_device_modalias_show, NULL);
+bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent)
+{
+ struct acpi_device_physical_node *pn;
+ bool offline = true;
+
+ mutex_lock(&adev->physical_node_lock);
+
+ list_for_each_entry(pn, &adev->physical_node_list, node)
+ if (device_supports_offline(pn->dev) && !pn->dev->offline) {
+ if (uevent)
+ kobject_uevent(&pn->dev->kobj, KOBJ_CHANGE);
+
+ offline = false;
+ break;
+ }
+
+ mutex_unlock(&adev->physical_node_lock);
+ return offline;
+}
+
static acpi_status acpi_bus_offline(acpi_handle handle, u32 lvl, void *data,
void **ret_p)
{
@@ -195,19 +216,11 @@ static acpi_status acpi_bus_online(acpi_handle handle, u32 lvl, void *data,
return AE_OK;
}
-static int acpi_scan_hot_remove(struct acpi_device *device)
+static int acpi_scan_try_to_offline(struct acpi_device *device)
{
acpi_handle handle = device->handle;
- struct device *errdev;
+ struct device *errdev = NULL;
acpi_status status;
- unsigned long long sta;
-
- /* If there is no handle, the device node has been unregistered. */
- if (!handle) {
- dev_dbg(&device->dev, "ACPI handle missing\n");
- put_device(&device->dev);
- return -EINVAL;
- }
/*
* Carry out two passes here and ignore errors in the first pass,
@@ -218,7 +231,6 @@ static int acpi_scan_hot_remove(struct acpi_device *device)
*
* If the first pass is successful, the second one isn't needed, though.
*/
- errdev = NULL;
status = acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX,
NULL, acpi_bus_offline, (void *)false,
(void **)&errdev);
@@ -226,7 +238,6 @@ static int acpi_scan_hot_remove(struct acpi_device *device)
dev_warn(errdev, "Offline disabled.\n");
acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX,
acpi_bus_online, NULL, NULL, NULL);
- put_device(&device->dev);
return -EPERM;
}
acpi_bus_offline(handle, 0, (void *)false, (void **)&errdev);
@@ -245,20 +256,32 @@ static int acpi_scan_hot_remove(struct acpi_device *device)
acpi_walk_namespace(ACPI_TYPE_ANY, handle,
ACPI_UINT32_MAX, acpi_bus_online,
NULL, NULL, NULL);
- put_device(&device->dev);
return -EBUSY;
}
}
+ return 0;
+}
+
+static int acpi_scan_hot_remove(struct acpi_device *device)
+{
+ acpi_handle handle = device->handle;
+ unsigned long long sta;
+ acpi_status status;
+
+ if (device->handler->hotplug.demand_offline && !acpi_force_hot_remove) {
+ if (!acpi_scan_is_offline(device, true))
+ return -EBUSY;
+ } else {
+ int error = acpi_scan_try_to_offline(device);
+ if (error)
+ return error;
+ }
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Hot-removing device %s...\n", dev_name(&device->dev)));
acpi_bus_trim(device);
- /* Device node has been unregistered. */
- put_device(&device->dev);
- device = NULL;
-
acpi_evaluate_lck(handle, 0);
/*
* TBD: _EJD support.
@@ -285,115 +308,127 @@ static int acpi_scan_hot_remove(struct acpi_device *device)
return 0;
}
-void acpi_bus_device_eject(void *data, u32 ost_src)
+static int acpi_scan_device_not_present(struct acpi_device *adev)
{
- struct acpi_device *device = data;
- acpi_handle handle = device->handle;
- u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
- int error;
+ if (!acpi_device_enumerated(adev)) {
+ dev_warn(&adev->dev, "Still not present\n");
+ return -EALREADY;
+ }
+ acpi_bus_trim(adev);
+ return 0;
+}
- lock_device_hotplug();
- mutex_lock(&acpi_scan_lock);
+static int acpi_scan_device_check(struct acpi_device *adev)
+{
+ int error;
- if (ost_src == ACPI_NOTIFY_EJECT_REQUEST)
- acpi_evaluate_hotplug_ost(handle, ACPI_NOTIFY_EJECT_REQUEST,
- ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
+ acpi_bus_get_status(adev);
+ if (adev->status.present || adev->status.functional) {
+ /*
+ * This function is only called for device objects for which
+ * matching scan handlers exist. The only situation in which
+ * the scan handler is not attached to this device object yet
+ * is when the device has just appeared (either it wasn't
+ * present at all before or it was removed and then added
+ * again).
+ */
+ if (adev->handler) {
+ dev_warn(&adev->dev, "Already enumerated\n");
+ return -EALREADY;
+ }
+ error = acpi_bus_scan(adev->handle);
+ if (error) {
+ dev_warn(&adev->dev, "Namespace scan failure\n");
+ return error;
+ }
+ if (!adev->handler) {
+ dev_warn(&adev->dev, "Enumeration failure\n");
+ error = -ENODEV;
+ }
+ } else {
+ error = acpi_scan_device_not_present(adev);
+ }
+ return error;
+}
- if (device->handler && device->handler->hotplug.mode == AHM_CONTAINER)
- kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
+static int acpi_scan_bus_check(struct acpi_device *adev)
+{
+ struct acpi_scan_handler *handler = adev->handler;
+ struct acpi_device *child;
+ int error;
- error = acpi_scan_hot_remove(device);
- if (error == -EPERM) {
- goto err_support;
- } else if (error) {
- goto err_out;
+ acpi_bus_get_status(adev);
+ if (!(adev->status.present || adev->status.functional)) {
+ acpi_scan_device_not_present(adev);
+ return 0;
}
+ if (handler && handler->hotplug.scan_dependent)
+ return handler->hotplug.scan_dependent(adev);
- out:
- mutex_unlock(&acpi_scan_lock);
- unlock_device_hotplug();
- return;
-
- err_support:
- ost_code = ACPI_OST_SC_EJECT_NOT_SUPPORTED;
- err_out:
- acpi_evaluate_hotplug_ost(handle, ost_src, ost_code, NULL);
- goto out;
+ error = acpi_bus_scan(adev->handle);
+ if (error) {
+ dev_warn(&adev->dev, "Namespace scan failure\n");
+ return error;
+ }
+ list_for_each_entry(child, &adev->children, node) {
+ error = acpi_scan_bus_check(child);
+ if (error)
+ return error;
+ }
+ return 0;
}
-static void acpi_scan_bus_device_check(void *data, u32 ost_source)
+static void acpi_device_hotplug(void *data, u32 src)
{
- acpi_handle handle = data;
- struct acpi_device *device = NULL;
u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
+ struct acpi_device *adev = data;
int error;
lock_device_hotplug();
mutex_lock(&acpi_scan_lock);
- if (ost_source != ACPI_NOTIFY_BUS_CHECK) {
- acpi_bus_get_device(handle, &device);
- if (device) {
- dev_warn(&device->dev, "Attempt to re-insert\n");
- goto out;
- }
- }
- error = acpi_bus_scan(handle);
- if (error) {
- acpi_handle_warn(handle, "Namespace scan failure\n");
- goto out;
- }
- error = acpi_bus_get_device(handle, &device);
- if (error) {
- acpi_handle_warn(handle, "Missing device node object\n");
+ /*
+ * The device object's ACPI handle cannot become invalid as long as we
+ * are holding acpi_scan_lock, but it may have become invalid before
+ * that lock was acquired.
+ */
+ if (adev->handle == INVALID_ACPI_HANDLE)
goto out;
- }
- ost_code = ACPI_OST_SC_SUCCESS;
- if (device->handler && device->handler->hotplug.mode == AHM_CONTAINER)
- kobject_uevent(&device->dev.kobj, KOBJ_ONLINE);
-
- out:
- acpi_evaluate_hotplug_ost(handle, ost_source, ost_code, NULL);
- mutex_unlock(&acpi_scan_lock);
- unlock_device_hotplug();
-}
-
-static void acpi_hotplug_unsupported(acpi_handle handle, u32 type)
-{
- u32 ost_status;
- switch (type) {
+ switch (src) {
case ACPI_NOTIFY_BUS_CHECK:
- acpi_handle_debug(handle,
- "ACPI_NOTIFY_BUS_CHECK event: unsupported\n");
- ost_status = ACPI_OST_SC_INSERT_NOT_SUPPORTED;
+ error = acpi_scan_bus_check(adev);
break;
case ACPI_NOTIFY_DEVICE_CHECK:
- acpi_handle_debug(handle,
- "ACPI_NOTIFY_DEVICE_CHECK event: unsupported\n");
- ost_status = ACPI_OST_SC_INSERT_NOT_SUPPORTED;
+ error = acpi_scan_device_check(adev);
break;
case ACPI_NOTIFY_EJECT_REQUEST:
- acpi_handle_debug(handle,
- "ACPI_NOTIFY_EJECT_REQUEST event: unsupported\n");
- ost_status = ACPI_OST_SC_EJECT_NOT_SUPPORTED;
+ case ACPI_OST_EC_OSPM_EJECT:
+ error = acpi_scan_hot_remove(adev);
break;
default:
- /* non-hotplug event; possibly handled by other handler */
- return;
+ error = -EINVAL;
+ break;
}
+ if (!error)
+ ost_code = ACPI_OST_SC_SUCCESS;
- acpi_evaluate_hotplug_ost(handle, type, ost_status, NULL);
+ out:
+ acpi_evaluate_hotplug_ost(adev->handle, src, ost_code, NULL);
+ put_device(&adev->dev);
+ mutex_unlock(&acpi_scan_lock);
+ unlock_device_hotplug();
}
static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
{
+ u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
struct acpi_scan_handler *handler = data;
struct acpi_device *adev;
acpi_status status;
- if (!handler->hotplug.enabled)
- return acpi_hotplug_unsupported(handle, type);
+ if (acpi_bus_get_device(handle, &adev))
+ goto err_out;
switch (type) {
case ACPI_NOTIFY_BUS_CHECK:
@@ -404,27 +439,27 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
break;
case ACPI_NOTIFY_EJECT_REQUEST:
acpi_handle_debug(handle, "ACPI_NOTIFY_EJECT_REQUEST event\n");
- if (acpi_bus_get_device(handle, &adev))
+ if (!handler->hotplug.enabled) {
+ acpi_handle_err(handle, "Eject disabled\n");
+ ost_code = ACPI_OST_SC_EJECT_NOT_SUPPORTED;
goto err_out;
-
- get_device(&adev->dev);
- status = acpi_hotplug_execute(acpi_bus_device_eject, adev, type);
- if (ACPI_SUCCESS(status))
- return;
-
- put_device(&adev->dev);
- goto err_out;
+ }
+ acpi_evaluate_hotplug_ost(handle, ACPI_NOTIFY_EJECT_REQUEST,
+ ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
+ break;
default:
/* non-hotplug event; possibly handled by other handler */
return;
}
- status = acpi_hotplug_execute(acpi_scan_bus_device_check, handle, type);
+ get_device(&adev->dev);
+ status = acpi_hotplug_execute(acpi_device_hotplug, adev, type);
if (ACPI_SUCCESS(status))
return;
+ put_device(&adev->dev);
+
err_out:
- acpi_evaluate_hotplug_ost(handle, type,
- ACPI_OST_SC_NON_SPECIFIC_FAILURE, NULL);
+ acpi_evaluate_hotplug_ost(handle, type, ost_code, NULL);
}
static ssize_t real_power_state_show(struct device *dev,
@@ -475,7 +510,7 @@ acpi_eject_store(struct device *d, struct device_attribute *attr,
acpi_evaluate_hotplug_ost(acpi_device->handle, ACPI_OST_EC_OSPM_EJECT,
ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
get_device(&acpi_device->dev);
- status = acpi_hotplug_execute(acpi_bus_device_eject, acpi_device,
+ status = acpi_hotplug_execute(acpi_device_hotplug, acpi_device,
ACPI_OST_EC_OSPM_EJECT);
if (ACPI_SUCCESS(status))
return count;
@@ -567,6 +602,20 @@ acpi_device_sun_show(struct device *dev, struct device_attribute *attr,
}
static DEVICE_ATTR(sun, 0444, acpi_device_sun_show, NULL);
+static ssize_t status_show(struct device *dev, struct device_attribute *attr,
+ char *buf) {
+ struct acpi_device *acpi_dev = to_acpi_device(dev);
+ acpi_status status;
+ unsigned long long sta;
+
+ status = acpi_evaluate_integer(acpi_dev->handle, "_STA", NULL, &sta);
+ if (ACPI_FAILURE(status))
+ return -ENODEV;
+
+ return sprintf(buf, "%llu\n", sta);
+}
+static DEVICE_ATTR_RO(status);
+
static int acpi_device_setup_files(struct acpi_device *dev)
{
struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
@@ -622,6 +671,12 @@ static int acpi_device_setup_files(struct acpi_device *dev)
dev->pnp.sun = (unsigned long)-1;
}
+ if (acpi_has_method(dev->handle, "_STA")) {
+ result = device_create_file(&dev->dev, &dev_attr_status);
+ if (result)
+ goto end;
+ }
+
/*
* If device has _EJ0, 'eject' file is created that is used to trigger
* hot-removal function from userland.
@@ -677,6 +732,8 @@ static void acpi_device_remove_files(struct acpi_device *dev)
device_remove_file(&dev->dev, &dev_attr_adr);
device_remove_file(&dev->dev, &dev_attr_modalias);
device_remove_file(&dev->dev, &dev_attr_hid);
+ if (acpi_has_method(dev->handle, "_STA"))
+ device_remove_file(&dev->dev, &dev_attr_status);
if (dev->handle)
device_remove_file(&dev->dev, &dev_attr_path);
}
@@ -907,9 +964,91 @@ struct bus_type acpi_bus_type = {
.uevent = acpi_device_uevent,
};
-static void acpi_bus_data_handler(acpi_handle handle, void *context)
+static void acpi_device_del(struct acpi_device *device)
{
- /* Intentionally empty. */
+ mutex_lock(&acpi_device_lock);
+ if (device->parent)
+ list_del(&device->node);
+
+ list_del(&device->wakeup_list);
+ mutex_unlock(&acpi_device_lock);
+
+ acpi_power_add_remove_device(device, false);
+ acpi_device_remove_files(device);
+ if (device->remove)
+ device->remove(device);
+
+ device_del(&device->dev);
+}
+
+static LIST_HEAD(acpi_device_del_list);
+static DEFINE_MUTEX(acpi_device_del_lock);
+
+static void acpi_device_del_work_fn(struct work_struct *work_not_used)
+{
+ for (;;) {
+ struct acpi_device *adev;
+
+ mutex_lock(&acpi_device_del_lock);
+
+ if (list_empty(&acpi_device_del_list)) {
+ mutex_unlock(&acpi_device_del_lock);
+ break;
+ }
+ adev = list_first_entry(&acpi_device_del_list,
+ struct acpi_device, del_list);
+ list_del(&adev->del_list);
+
+ mutex_unlock(&acpi_device_del_lock);
+
+ acpi_device_del(adev);
+ /*
+ * Drop references to all power resources that might have been
+ * used by the device.
+ */
+ acpi_power_transition(adev, ACPI_STATE_D3_COLD);
+ put_device(&adev->dev);
+ }
+}
+
+/**
+ * acpi_scan_drop_device - Drop an ACPI device object.
+ * @handle: Handle of an ACPI namespace node, not used.
+ * @context: Address of the ACPI device object to drop.
+ *
+ * This is invoked by acpi_ns_delete_node() during the removal of the ACPI
+ * namespace node the device object pointed to by @context is attached to.
+ *
+ * The unregistration is carried out asynchronously to avoid running
+ * acpi_device_del() under the ACPICA's namespace mutex and the list is used to
+ * ensure the correct ordering (the device objects must be unregistered in the
+ * same order in which the corresponding namespace nodes are deleted).
+ */
+static void acpi_scan_drop_device(acpi_handle handle, void *context)
+{
+ static DECLARE_WORK(work, acpi_device_del_work_fn);
+ struct acpi_device *adev = context;
+
+ mutex_lock(&acpi_device_del_lock);
+
+ /*
+ * Use the ACPI hotplug workqueue which is ordered, so this work item
+ * won't run after any hotplug work items submitted subsequently. That
+ * prevents attempts to register device objects identical to those being
+ * deleted from happening concurrently (such attempts result from
+ * hotplug events handled via the ACPI hotplug workqueue). It also will
+ * run after all of the work items submitted previosuly, which helps
+ * those work items to ensure that they are not accessing stale device
+ * objects.
+ */
+ if (list_empty(&acpi_device_del_list))
+ acpi_queue_hotplug_work(&work);
+
+ list_add_tail(&adev->del_list, &acpi_device_del_list);
+ /* Make acpi_ns_validate_handle() return NULL for this handle. */
+ adev->handle = INVALID_ACPI_HANDLE;
+
+ mutex_unlock(&acpi_device_del_lock);
}
int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
@@ -919,7 +1058,7 @@ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
if (!device)
return -EINVAL;
- status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);
+ status = acpi_get_data(handle, acpi_scan_drop_device, (void **)device);
if (ACPI_FAILURE(status) || !*device) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",
handle));
@@ -939,7 +1078,7 @@ int acpi_device_add(struct acpi_device *device,
if (device->handle) {
acpi_status status;
- status = acpi_attach_data(device->handle, acpi_bus_data_handler,
+ status = acpi_attach_data(device->handle, acpi_scan_drop_device,
device);
if (ACPI_FAILURE(status)) {
acpi_handle_err(device->handle,
@@ -957,6 +1096,7 @@ int acpi_device_add(struct acpi_device *device,
INIT_LIST_HEAD(&device->node);
INIT_LIST_HEAD(&device->wakeup_list);
INIT_LIST_HEAD(&device->physical_node_list);
+ INIT_LIST_HEAD(&device->del_list);
mutex_init(&device->physical_node_lock);
new_bus_id = kzalloc(sizeof(struct acpi_device_bus_id), GFP_KERNEL);
@@ -1020,37 +1160,10 @@ int acpi_device_add(struct acpi_device *device,
mutex_unlock(&acpi_device_lock);
err_detach:
- acpi_detach_data(device->handle, acpi_bus_data_handler);
+ acpi_detach_data(device->handle, acpi_scan_drop_device);
return result;
}
-static void acpi_device_unregister(struct acpi_device *device)
-{
- mutex_lock(&acpi_device_lock);
- if (device->parent)
- list_del(&device->node);
-
- list_del(&device->wakeup_list);
- mutex_unlock(&acpi_device_lock);
-
- acpi_detach_data(device->handle, acpi_bus_data_handler);
-
- acpi_power_add_remove_device(device, false);
- acpi_device_remove_files(device);
- if (device->remove)
- device->remove(device);
-
- device_del(&device->dev);
- /*
- * Transition the device to D3cold to drop the reference counts of all
- * power resources the device depends on and turn off the ones that have
- * no more references.
- */
- acpi_device_set_power(device, ACPI_STATE_D3_COLD);
- device->handle = NULL;
- put_device(&device->dev);
-}
-
/* --------------------------------------------------------------------------
Driver Management
-------------------------------------------------------------------------- */
@@ -1624,11 +1737,13 @@ void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
device->device_type = type;
device->handle = handle;
device->parent = acpi_bus_get_parent(handle);
- STRUCT_TO_INT(device->status) = sta;
+ acpi_set_device_status(device, sta);
acpi_device_get_busid(device);
acpi_set_pnp_ids(handle, &device->pnp, type);
acpi_bus_get_flags(device);
device->flags.match_driver = false;
+ device->flags.initialized = true;
+ device->flags.visited = false;
device_initialize(&device->dev);
dev_set_uevent_suppress(&device->dev, true);
}
@@ -1713,6 +1828,15 @@ static int acpi_bus_type_and_status(acpi_handle handle, int *type,
return 0;
}
+bool acpi_device_is_present(struct acpi_device *adev)
+{
+ if (adev->status.present || adev->status.functional)
+ return true;
+
+ adev->flags.initialized = false;
+ return false;
+}
+
static bool acpi_scan_handler_matching(struct acpi_scan_handler *handler,
char *idstr,
const struct acpi_device_id **matchid)
@@ -1772,7 +1896,7 @@ static void acpi_scan_init_hotplug(acpi_handle handle, int type)
*/
list_for_each_entry(hwid, &pnp.ids, list) {
handler = acpi_scan_match_handler(hwid->id, NULL);
- if (handler && !handler->hotplug.ignore) {
+ if (handler) {
acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY,
acpi_hotplug_notify_cb, handler);
break;
@@ -1806,18 +1930,6 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, u32 lvl_not_used,
acpi_scan_init_hotplug(handle, type);
- if (!(sta & ACPI_STA_DEVICE_PRESENT) &&
- !(sta & ACPI_STA_DEVICE_FUNCTIONING)) {
- struct acpi_device_wakeup wakeup;
-
- if (acpi_has_method(handle, "_PRW")) {
- acpi_bus_extract_wakeup_device_power_package(handle,
- &wakeup);
- acpi_power_resources_list_free(&wakeup.resources);
- }
- return AE_CTRL_DEPTH;
- }
-
acpi_add_single_object(&device, handle, type, sta);
if (!device)
return AE_CTRL_DEPTH;
@@ -1852,36 +1964,40 @@ static int acpi_scan_attach_handler(struct acpi_device *device)
return ret;
}
-static acpi_status acpi_bus_device_attach(acpi_handle handle, u32 lvl_not_used,
- void *not_used, void **ret_not_used)
+static void acpi_bus_attach(struct acpi_device *device)
{
- struct acpi_device *device;
- unsigned long long sta_not_used;
+ struct acpi_device *child;
int ret;
- /*
- * Ignore errors ignored by acpi_bus_check_add() to avoid terminating
- * namespace walks prematurely.
- */
- if (acpi_bus_type_and_status(handle, &ret, &sta_not_used))
- return AE_OK;
-
- if (acpi_bus_get_device(handle, &device))
- return AE_CTRL_DEPTH;
-
+ acpi_bus_get_status(device);
+ /* Skip devices that are not present. */
+ if (!acpi_device_is_present(device)) {
+ device->flags.visited = false;
+ return;
+ }
if (device->handler)
- return AE_OK;
+ goto ok;
+ if (!device->flags.initialized) {
+ acpi_bus_update_power(device, NULL);
+ device->flags.initialized = true;
+ }
+ device->flags.visited = false;
ret = acpi_scan_attach_handler(device);
if (ret < 0)
- return AE_CTRL_DEPTH;
+ return;
device->flags.match_driver = true;
- if (ret > 0)
- return AE_OK;
+ if (!ret) {
+ ret = device_attach(&device->dev);
+ if (ret < 0)
+ return;
+ }
+ device->flags.visited = true;
- ret = device_attach(&device->dev);
- return ret >= 0 ? AE_OK : AE_CTRL_DEPTH;
+ ok:
+ list_for_each_entry(child, &device->children, node)
+ acpi_bus_attach(child);
}
/**
@@ -1901,75 +2017,48 @@ static acpi_status acpi_bus_device_attach(acpi_handle handle, u32 lvl_not_used,
int acpi_bus_scan(acpi_handle handle)
{
void *device = NULL;
- int error = 0;
if (ACPI_SUCCESS(acpi_bus_check_add(handle, 0, NULL, &device)))
acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX,
acpi_bus_check_add, NULL, NULL, &device);
- if (!device)
- error = -ENODEV;
- else if (ACPI_SUCCESS(acpi_bus_device_attach(handle, 0, NULL, NULL)))
- acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX,
- acpi_bus_device_attach, NULL, NULL, NULL);
-
- return error;
-}
-EXPORT_SYMBOL(acpi_bus_scan);
-
-static acpi_status acpi_bus_device_detach(acpi_handle handle, u32 lvl_not_used,
- void *not_used, void **ret_not_used)
-{
- struct acpi_device *device = NULL;
-
- if (!acpi_bus_get_device(handle, &device)) {
- struct acpi_scan_handler *dev_handler = device->handler;
-
- if (dev_handler) {
- if (dev_handler->detach)
- dev_handler->detach(device);
-
- device->handler = NULL;
- } else {
- device_release_driver(&device->dev);
- }
+ if (device) {
+ acpi_bus_attach(device);
+ return 0;
}
- return AE_OK;
-}
-
-static acpi_status acpi_bus_remove(acpi_handle handle, u32 lvl_not_used,
- void *not_used, void **ret_not_used)
-{
- struct acpi_device *device = NULL;
-
- if (!acpi_bus_get_device(handle, &device))
- acpi_device_unregister(device);
-
- return AE_OK;
+ return -ENODEV;
}
+EXPORT_SYMBOL(acpi_bus_scan);
/**
- * acpi_bus_trim - Remove ACPI device node and all of its descendants
- * @start: Root of the ACPI device nodes subtree to remove.
+ * acpi_bus_trim - Detach scan handlers and drivers from ACPI device objects.
+ * @adev: Root of the ACPI namespace scope to walk.
*
* Must be called under acpi_scan_lock.
*/
-void acpi_bus_trim(struct acpi_device *start)
+void acpi_bus_trim(struct acpi_device *adev)
{
+ struct acpi_scan_handler *handler = adev->handler;
+ struct acpi_device *child;
+
+ list_for_each_entry_reverse(child, &adev->children, node)
+ acpi_bus_trim(child);
+
+ if (handler) {
+ if (handler->detach)
+ handler->detach(adev);
+
+ adev->handler = NULL;
+ } else {
+ device_release_driver(&adev->dev);
+ }
/*
- * Execute acpi_bus_device_detach() as a post-order callback to detach
- * all ACPI drivers from the device nodes being removed.
- */
- acpi_walk_namespace(ACPI_TYPE_ANY, start->handle, ACPI_UINT32_MAX, NULL,
- acpi_bus_device_detach, NULL, NULL);
- acpi_bus_device_detach(start->handle, 0, NULL, NULL);
- /*
- * Execute acpi_bus_remove() as a post-order callback to remove device
- * nodes in the given namespace scope.
+ * Most likely, the device is going away, so put it into D3cold before
+ * that.
*/
- acpi_walk_namespace(ACPI_TYPE_ANY, start->handle, ACPI_UINT32_MAX, NULL,
- acpi_bus_remove, NULL, NULL);
- acpi_bus_remove(start->handle, 0, NULL, NULL);
+ acpi_device_set_power(adev, ACPI_STATE_D3_COLD);
+ adev->flags.initialized = false;
+ adev->flags.visited = false;
}
EXPORT_SYMBOL_GPL(acpi_bus_trim);
@@ -2047,14 +2136,14 @@ int __init acpi_scan_init(void)
result = acpi_bus_scan_fixed();
if (result) {
- acpi_device_unregister(acpi_root);
+ acpi_detach_data(acpi_root->handle, acpi_scan_drop_device);
+ acpi_device_del(acpi_root);
+ put_device(&acpi_root->dev);
goto out;
}
acpi_update_all_gpes();
- acpi_pci_root_hp_init();
-
out:
mutex_unlock(&acpi_scan_lock);
return result;
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 721e949e606e..b718806657cd 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -18,12 +18,8 @@
#include <linux/reboot.h>
#include <linux/acpi.h>
#include <linux/module.h>
-
#include <asm/io.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-
#include "internal.h"
#include "sleep.h"
@@ -670,11 +666,8 @@ static void acpi_hibernation_leave(void)
/* Reprogram control registers */
acpi_leave_sleep_state_prep(ACPI_STATE_S4);
/* Check the hardware signature */
- if (facs && s4_hardware_signature != facs->hardware_signature) {
- printk(KERN_EMERG "ACPI: Hardware changed while hibernated, "
- "cannot resume!\n");
- panic("ACPI S4 hardware signature mismatch");
- }
+ if (facs && s4_hardware_signature != facs->hardware_signature)
+ pr_crit("ACPI: Hardware changed while hibernated, success doubtful!\n");
/* Restore the NVS memory area */
suspend_nvs_restore();
/* Allow EC transactions to happen. */
@@ -806,9 +799,6 @@ int __init acpi_sleep_init(void)
char *pos = supported;
int i;
- if (acpi_disabled)
- return 0;
-
acpi_sleep_dmi_check();
sleep_states[ACPI_STATE_S0] = 1;
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 6dbc3ca45223..443dc9366052 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -5,7 +5,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/moduleparam.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include "internal.h"
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index d67a1fe07f0e..5837f857ac2e 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -278,12 +278,13 @@ acpi_table_parse_madt(enum acpi_madt_type id,
/**
* acpi_table_parse - find table with @id, run @handler on it
- *
* @id: table id to find
* @handler: handler to run
*
* Scan the ACPI System Descriptor Table (STD) for a table matching @id,
- * run @handler on it. Return 0 if table found, return on if not.
+ * run @handler on it.
+ *
+ * Return 0 if table found, -errno if not.
*/
int __init acpi_table_parse(char *id, acpi_tbl_table_handler handler)
{
@@ -293,7 +294,7 @@ int __init acpi_table_parse(char *id, acpi_tbl_table_handler handler)
if (acpi_disabled)
return -ENODEV;
- if (!handler)
+ if (!id || !handler)
return -EINVAL;
if (strncmp(id, ACPI_SIG_MADT, 4) == 0)
@@ -306,7 +307,7 @@ int __init acpi_table_parse(char *id, acpi_tbl_table_handler handler)
early_acpi_os_unmap_memory(table, tbl_size);
return 0;
} else
- return 1;
+ return -ENODEV;
}
/*
@@ -351,7 +352,7 @@ int __init acpi_table_init(void)
status = acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0);
if (ACPI_FAILURE(status))
- return 1;
+ return -EINVAL;
check_multiple_madt();
return 0;
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 0d9f46b5ae6d..8349a555b92b 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -41,10 +41,9 @@
#include <linux/kmod.h>
#include <linux/reboot.h>
#include <linux/device.h>
-#include <asm/uaccess.h>
#include <linux/thermal.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
+#include <asm/uaccess.h>
#define PREFIX "ACPI: "
@@ -862,7 +861,7 @@ acpi_thermal_unbind_cooling_device(struct thermal_zone_device *thermal,
return acpi_thermal_cooling_device_cb(thermal, cdev, false);
}
-static const struct thermal_zone_device_ops acpi_thermal_zone_ops = {
+static struct thermal_zone_device_ops acpi_thermal_zone_ops = {
.bind = acpi_thermal_bind_cooling_device,
.unbind = acpi_thermal_unbind_cooling_device,
.get_temp = thermal_get_temp,
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 6d408bfbbb1d..0347a37eb438 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -30,8 +30,6 @@
#include <linux/types.h>
#include <linux/hardirq.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#include "internal.h"
@@ -574,3 +572,100 @@ acpi_status acpi_evaluate_lck(acpi_handle handle, int lock)
return status;
}
+
+/**
+ * acpi_evaluate_dsm - evaluate device's _DSM method
+ * @handle: ACPI device handle
+ * @uuid: UUID of requested functions, should be 16 bytes
+ * @rev: revision number of requested function
+ * @func: requested function number
+ * @argv4: the function specific parameter
+ *
+ * Evaluate device's _DSM method with specified UUID, revision id and
+ * function number. Caller needs to free the returned object.
+ *
+ * Though ACPI defines the fourth parameter for _DSM should be a package,
+ * some old BIOSes do expect a buffer or an integer etc.
+ */
+union acpi_object *
+acpi_evaluate_dsm(acpi_handle handle, const u8 *uuid, int rev, int func,
+ union acpi_object *argv4)
+{
+ acpi_status ret;
+ struct acpi_buffer buf = {ACPI_ALLOCATE_BUFFER, NULL};
+ union acpi_object params[4];
+ struct acpi_object_list input = {
+ .count = 4,
+ .pointer = params,
+ };
+
+ params[0].type = ACPI_TYPE_BUFFER;
+ params[0].buffer.length = 16;
+ params[0].buffer.pointer = (char *)uuid;
+ params[1].type = ACPI_TYPE_INTEGER;
+ params[1].integer.value = rev;
+ params[2].type = ACPI_TYPE_INTEGER;
+ params[2].integer.value = func;
+ if (argv4) {
+ params[3] = *argv4;
+ } else {
+ params[3].type = ACPI_TYPE_PACKAGE;
+ params[3].package.count = 0;
+ params[3].package.elements = NULL;
+ }
+
+ ret = acpi_evaluate_object(handle, "_DSM", &input, &buf);
+ if (ACPI_SUCCESS(ret))
+ return (union acpi_object *)buf.pointer;
+
+ if (ret != AE_NOT_FOUND)
+ acpi_handle_warn(handle,
+ "failed to evaluate _DSM (0x%x)\n", ret);
+
+ return NULL;
+}
+EXPORT_SYMBOL(acpi_evaluate_dsm);
+
+/**
+ * acpi_check_dsm - check if _DSM method supports requested functions.
+ * @handle: ACPI device handle
+ * @uuid: UUID of requested functions, should be 16 bytes at least
+ * @rev: revision number of requested functions
+ * @funcs: bitmap of requested functions
+ * @exclude: excluding special value, used to support i915 and nouveau
+ *
+ * Evaluate device's _DSM method to check whether it supports requested
+ * functions. Currently only support 64 functions at maximum, should be
+ * enough for now.
+ */
+bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, int rev, u64 funcs)
+{
+ int i;
+ u64 mask = 0;
+ union acpi_object *obj;
+
+ if (funcs == 0)
+ return false;
+
+ obj = acpi_evaluate_dsm(handle, uuid, rev, 0, NULL);
+ if (!obj)
+ return false;
+
+ /* For compatibility, old BIOSes may return an integer */
+ if (obj->type == ACPI_TYPE_INTEGER)
+ mask = obj->integer.value;
+ else if (obj->type == ACPI_TYPE_BUFFER)
+ for (i = 0; i < obj->buffer.length && i < 8; i++)
+ mask |= (((u8)obj->buffer.pointer[i]) << (i * 8));
+ ACPI_FREE(obj);
+
+ /*
+ * Bit 0 indicates whether there's support for any functions other than
+ * function 0 for the specified UUID and revision.
+ */
+ if ((mask & 0x1) && (mask & funcs) == funcs)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL(acpi_check_dsm);
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 995e91bcb97b..b727d105046d 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -37,12 +37,11 @@
#include <linux/pci.h>
#include <linux/pci_ids.h>
#include <linux/slab.h>
-#include <asm/uaccess.h>
#include <linux/dmi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#include <linux/suspend.h>
+#include <linux/acpi.h>
#include <acpi/video.h>
+#include <asm/uaccess.h>
#include "internal.h"
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 84875fd4c74f..f0447d3daf2c 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -50,7 +50,7 @@ static bool acpi_video_caps_checked;
static acpi_status
acpi_backlight_cap_match(acpi_handle handle, u32 level, void *context,
- void **retyurn_value)
+ void **return_value)
{
long *cap = context;
diff --git a/drivers/acpi/wakeup.c b/drivers/acpi/wakeup.c
index 7bfbe40bc43b..1638401ab282 100644
--- a/drivers/acpi/wakeup.c
+++ b/drivers/acpi/wakeup.c
@@ -5,7 +5,6 @@
#include <linux/init.h>
#include <linux/acpi.h>
-#include <acpi/acpi_drivers.h>
#include <linux/kernel.h>
#include <linux/types.h>
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index c0ed4f273cf2..e3a92a6da39a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -427,6 +427,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
.driver_data = board_ahci_yes_fbs }, /* 88se9128 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125),
.driver_data = board_ahci_yes_fbs }, /* 88se9125 */
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178,
+ PCI_VENDOR_ID_MARVELL_EXT, 0x9170),
+ .driver_data = board_ahci_yes_fbs }, /* 88se9170 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172),
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 4372cfa883c9..9e69a5308693 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -20,8 +20,6 @@
#include <scsi/scsi_device.h>
#include "libata.h"
-#include <acpi/acpi_bus.h>
-
unsigned int ata_acpi_gtf_filter = ATA_ACPI_FILTER_DEFAULT;
module_param_named(acpi_gtf_filter, ata_acpi_gtf_filter, int, 0644);
MODULE_PARM_DESC(acpi_gtf_filter, "filter mask for ACPI _GTF commands, set to filter out (0x1=set xfermode, 0x2=lock/freeze lock, 0x4=DIPM, 0x8=FPDMA non-zero offset, 0x10=FPDMA DMA Setup FIS auto-activate)");
@@ -180,12 +178,12 @@ static const struct acpi_dock_ops ata_acpi_ap_dock_ops = {
/* bind acpi handle to pata port */
void ata_acpi_bind_port(struct ata_port *ap)
{
- acpi_handle host_handle = ACPI_HANDLE(ap->host->dev);
+ struct acpi_device *host_companion = ACPI_COMPANION(ap->host->dev);
- if (libata_noacpi || ap->flags & ATA_FLAG_ACPI_SATA || !host_handle)
+ if (libata_noacpi || ap->flags & ATA_FLAG_ACPI_SATA || !host_companion)
return;
- acpi_preset_companion(&ap->tdev, host_handle, ap->port_no);
+ acpi_preset_companion(&ap->tdev, host_companion, ap->port_no);
if (ata_acpi_gtm(ap, &ap->__acpi_init_gtm) == 0)
ap->pflags |= ATA_PFLAG_INIT_GTM_VALID;
@@ -198,17 +196,17 @@ void ata_acpi_bind_port(struct ata_port *ap)
void ata_acpi_bind_dev(struct ata_device *dev)
{
struct ata_port *ap = dev->link->ap;
- acpi_handle port_handle = ACPI_HANDLE(&ap->tdev);
- acpi_handle host_handle = ACPI_HANDLE(ap->host->dev);
- acpi_handle parent_handle;
+ struct acpi_device *port_companion = ACPI_COMPANION(&ap->tdev);
+ struct acpi_device *host_companion = ACPI_COMPANION(ap->host->dev);
+ struct acpi_device *parent;
u64 adr;
/*
- * For both sata/pata devices, host handle is required.
- * For pata device, port handle is also required.
+ * For both sata/pata devices, host companion device is required.
+ * For pata device, port companion device is also required.
*/
- if (libata_noacpi || !host_handle ||
- (!(ap->flags & ATA_FLAG_ACPI_SATA) && !port_handle))
+ if (libata_noacpi || !host_companion ||
+ (!(ap->flags & ATA_FLAG_ACPI_SATA) && !port_companion))
return;
if (ap->flags & ATA_FLAG_ACPI_SATA) {
@@ -216,13 +214,13 @@ void ata_acpi_bind_dev(struct ata_device *dev)
adr = SATA_ADR(ap->port_no, NO_PORT_MULT);
else
adr = SATA_ADR(ap->port_no, dev->link->pmp);
- parent_handle = host_handle;
+ parent = host_companion;
} else {
adr = dev->devno;
- parent_handle = port_handle;
+ parent = port_companion;
}
- acpi_preset_companion(&dev->tdev, parent_handle, adr);
+ acpi_preset_companion(&dev->tdev, parent, adr);
register_hotplug_dock_device(ata_dev_acpi_handle(dev),
&ata_acpi_dev_dock_ops, dev, NULL, NULL);
diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c
index 73212c9c6d5b..62c9ac80c6e9 100644
--- a/drivers/ata/pata_acpi.c
+++ b/drivers/ata/pata_acpi.c
@@ -12,11 +12,10 @@
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/gfp.h>
-#include <scsi/scsi_host.h>
-#include <acpi/acpi_bus.h>
-
+#include <linux/acpi.h>
#include <linux/libata.h>
#include <linux/ata.h>
+#include <scsi/scsi_host.h>
#define DRV_NAME "pata_acpi"
#define DRV_VERSION "0.2.3"
diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index fe3ca0989b14..1ad2f62d34b9 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -83,6 +83,10 @@ static struct pci_driver sis_pci_driver = {
.id_table = sis_pci_tbl,
.probe = sis_init_one,
.remove = ata_pci_remove_one,
+#ifdef CONFIG_PM
+ .suspend = ata_pci_device_suspend,
+ .resume = ata_pci_device_resume,
+#endif
};
static struct scsi_host_template sis_sht = {
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 94e8a80e87f8..d08c9d3b1d37 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -4,7 +4,7 @@ obj-y := core.o bus.o dd.o syscore.o \
driver.o class.o platform.o \
cpu.o firmware.o init.o map.o devres.o \
attribute_container.o transport_class.o \
- topology.o
+ topology.o container.o
obj-$(CONFIG_DEVTMPFS) += devtmpfs.o
obj-$(CONFIG_DMA_CMA) += dma-contiguous.o
obj-y += power/
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 2cbc6774f4cd..24f424249d9b 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -100,6 +100,7 @@ static inline int hypervisor_init(void) { return 0; }
#endif
extern int platform_bus_init(void);
extern void cpu_dev_init(void);
+extern void container_dev_init(void);
struct kobject *virtual_device_parent(struct device *dev);
diff --git a/drivers/base/container.c b/drivers/base/container.c
new file mode 100644
index 000000000000..ecbfbe2e908f
--- /dev/null
+++ b/drivers/base/container.c
@@ -0,0 +1,44 @@
+/*
+ * System bus type for containers.
+ *
+ * Copyright (C) 2013, Intel Corporation
+ * Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/container.h>
+
+#include "base.h"
+
+#define CONTAINER_BUS_NAME "container"
+
+static int trivial_online(struct device *dev)
+{
+ return 0;
+}
+
+static int container_offline(struct device *dev)
+{
+ struct container_dev *cdev = to_container_dev(dev);
+
+ return cdev->offline ? cdev->offline(cdev) : 0;
+}
+
+struct bus_type container_subsys = {
+ .name = CONTAINER_BUS_NAME,
+ .dev_name = CONTAINER_BUS_NAME,
+ .online = trivial_online,
+ .offline = container_offline,
+};
+
+void __init container_dev_init(void)
+{
+ int ret;
+
+ ret = subsys_system_register(&container_subsys, NULL);
+ if (ret)
+ pr_err("%s() failed: %d\n", __func__, ret);
+}
diff --git a/drivers/base/init.c b/drivers/base/init.c
index c16f0b808a17..da033d3bab3c 100644
--- a/drivers/base/init.c
+++ b/drivers/base/init.c
@@ -33,4 +33,5 @@ void __init driver_init(void)
platform_bus_init();
cpu_dev_init();
memory_dev_init();
+ container_dev_init();
}
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index a2e69d26266d..83a598ebb65a 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -425,10 +425,7 @@ static void null_del_dev(struct nullb *nullb)
list_del_init(&nullb->list);
del_gendisk(nullb->disk);
- if (queue_mode == NULL_Q_MQ)
- blk_mq_free_queue(nullb->q);
- else
- blk_cleanup_queue(nullb->q);
+ blk_cleanup_queue(nullb->q);
put_disk(nullb->disk);
kfree(nullb);
}
@@ -578,10 +575,7 @@ static int null_add_dev(void)
disk = nullb->disk = alloc_disk_node(1, home_node);
if (!disk) {
queue_fail:
- if (queue_mode == NULL_Q_MQ)
- blk_mq_free_queue(nullb->q);
- else
- blk_cleanup_queue(nullb->q);
+ blk_cleanup_queue(nullb->q);
cleanup_queues(nullb);
err:
kfree(nullb);
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 5d9c31dfc905..d5d4cd82b9f7 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -34,15 +34,12 @@
#include <linux/uaccess.h>
#include <linux/slab.h>
#include <linux/io.h>
-
+#include <linux/acpi.h>
+#include <linux/hpet.h>
#include <asm/current.h>
#include <asm/irq.h>
#include <asm/div64.h>
-#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <linux/hpet.h>
-
/*
* The High Precision Event Timer driver.
* This driver is closely modelled after the rtc.c driver.
diff --git a/drivers/char/tpm/tpm_acpi.c b/drivers/char/tpm/tpm_acpi.c
index 64420b3396a2..b9a57fa4b710 100644
--- a/drivers/char/tpm/tpm_acpi.c
+++ b/drivers/char/tpm/tpm_acpi.c
@@ -23,7 +23,7 @@
#include <linux/security.h>
#include <linux/module.h>
#include <linux/slab.h>
-#include <acpi/acpi.h>
+#include <linux/acpi.h>
#include "tpm.h"
#include "tpm_eventlog.h"
diff --git a/drivers/char/tpm/tpm_ppi.c b/drivers/char/tpm/tpm_ppi.c
index 8e562dc65601..b3ea223585bd 100644
--- a/drivers/char/tpm/tpm_ppi.c
+++ b/drivers/char/tpm/tpm_ppi.c
@@ -1,16 +1,6 @@
#include <linux/acpi.h>
-#include <acpi/acpi_drivers.h>
#include "tpm.h"
-static const u8 tpm_ppi_uuid[] = {
- 0xA6, 0xFA, 0xDD, 0x3D,
- 0x1B, 0x36,
- 0xB4, 0x4E,
- 0xA4, 0x24,
- 0x8D, 0x10, 0x08, 0x9D, 0x16, 0x53
-};
-static char *tpm_device_name = "TPM";
-
#define TPM_PPI_REVISION_ID 1
#define TPM_PPI_FN_VERSION 1
#define TPM_PPI_FN_SUBREQ 2
@@ -24,247 +14,178 @@ static char *tpm_device_name = "TPM";
#define PPI_VS_REQ_END 255
#define PPI_VERSION_LEN 3
+static const u8 tpm_ppi_uuid[] = {
+ 0xA6, 0xFA, 0xDD, 0x3D,
+ 0x1B, 0x36,
+ 0xB4, 0x4E,
+ 0xA4, 0x24,
+ 0x8D, 0x10, 0x08, 0x9D, 0x16, 0x53
+};
+
+static char tpm_ppi_version[PPI_VERSION_LEN + 1];
+static acpi_handle tpm_ppi_handle;
+
static acpi_status ppi_callback(acpi_handle handle, u32 level, void *context,
void **return_value)
{
- acpi_status status;
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- status = acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
- if (strstr(buffer.pointer, context) != NULL) {
- *return_value = handle;
- kfree(buffer.pointer);
- return AE_CTRL_TERMINATE;
+ union acpi_object *obj;
+
+ if (!acpi_check_dsm(handle, tpm_ppi_uuid, TPM_PPI_REVISION_ID,
+ 1 << TPM_PPI_FN_VERSION))
+ return AE_OK;
+
+ /* Cache version string */
+ obj = acpi_evaluate_dsm_typed(handle, tpm_ppi_uuid,
+ TPM_PPI_REVISION_ID, TPM_PPI_FN_VERSION,
+ NULL, ACPI_TYPE_STRING);
+ if (obj) {
+ strlcpy(tpm_ppi_version, obj->string.pointer,
+ PPI_VERSION_LEN + 1);
+ ACPI_FREE(obj);
}
- return AE_OK;
+
+ *return_value = handle;
+
+ return AE_CTRL_TERMINATE;
}
-static inline void ppi_assign_params(union acpi_object params[4],
- u64 function_num)
+static inline union acpi_object *
+tpm_eval_dsm(int func, acpi_object_type type, union acpi_object *argv4)
{
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(tpm_ppi_uuid);
- params[0].buffer.pointer = (char *)tpm_ppi_uuid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = TPM_PPI_REVISION_ID;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = function_num;
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
+ BUG_ON(!tpm_ppi_handle);
+ return acpi_evaluate_dsm_typed(tpm_ppi_handle, tpm_ppi_uuid,
+ TPM_PPI_REVISION_ID, func, argv4, type);
}
static ssize_t tpm_show_ppi_version(struct device *dev,
struct device_attribute *attr, char *buf)
{
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
- union acpi_object *obj;
-
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_VERSION);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
- return -ENXIO;
-
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_STRING);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
- obj = (union acpi_object *)output.pointer;
- status = scnprintf(buf, PAGE_SIZE, "%s\n", obj->string.pointer);
- kfree(output.pointer);
- return status;
+ return scnprintf(buf, PAGE_SIZE, "%s\n", tpm_ppi_version);
}
static ssize_t tpm_show_ppi_request(struct device *dev,
struct device_attribute *attr, char *buf)
{
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
- union acpi_object *ret_obj;
-
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_GETREQ);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
+ ssize_t size = -EINVAL;
+ union acpi_object *obj;
+
+ obj = tpm_eval_dsm(TPM_PPI_FN_GETREQ, ACPI_TYPE_PACKAGE, NULL);
+ if (!obj)
return -ENXIO;
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_PACKAGE);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
/*
* output.pointer should be of package type, including two integers.
* The first is function return code, 0 means success and 1 means
* error. The second is pending TPM operation requested by the OS, 0
* means none and >0 means operation value.
*/
- ret_obj = ((union acpi_object *)output.pointer)->package.elements;
- if (ret_obj->type == ACPI_TYPE_INTEGER) {
- if (ret_obj->integer.value) {
- status = -EFAULT;
- goto cleanup;
- }
- ret_obj++;
- if (ret_obj->type == ACPI_TYPE_INTEGER)
- status = scnprintf(buf, PAGE_SIZE, "%llu\n",
- ret_obj->integer.value);
+ if (obj->package.count == 2 &&
+ obj->package.elements[0].type == ACPI_TYPE_INTEGER &&
+ obj->package.elements[1].type == ACPI_TYPE_INTEGER) {
+ if (obj->package.elements[0].integer.value)
+ size = -EFAULT;
else
- status = -EINVAL;
- } else {
- status = -EINVAL;
+ size = scnprintf(buf, PAGE_SIZE, "%llu\n",
+ obj->package.elements[1].integer.value);
}
-cleanup:
- kfree(output.pointer);
- return status;
+
+ ACPI_FREE(obj);
+
+ return size;
}
static ssize_t tpm_store_ppi_request(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
- char version[PPI_VERSION_LEN + 1];
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
- union acpi_object obj;
u32 req;
u64 ret;
+ int func = TPM_PPI_FN_SUBREQ;
+ union acpi_object *obj, tmp;
+ union acpi_object argv4 = ACPI_INIT_DSM_ARGV4(1, &tmp);
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_VERSION);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
- return -ENXIO;
-
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_STRING);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
- strlcpy(version,
- ((union acpi_object *)output.pointer)->string.pointer,
- PPI_VERSION_LEN + 1);
- kfree(output.pointer);
- output.length = ACPI_ALLOCATE_BUFFER;
- output.pointer = NULL;
/*
* the function to submit TPM operation request to pre-os environment
* is updated with function index from SUBREQ to SUBREQ2 since PPI
* version 1.1
*/
- if (strcmp(version, "1.1") == -1)
- params[2].integer.value = TPM_PPI_FN_SUBREQ;
- else
- params[2].integer.value = TPM_PPI_FN_SUBREQ2;
+ if (acpi_check_dsm(tpm_ppi_handle, tpm_ppi_uuid, TPM_PPI_REVISION_ID,
+ 1 << TPM_PPI_FN_SUBREQ2))
+ func = TPM_PPI_FN_SUBREQ2;
+
/*
* PPI spec defines params[3].type as ACPI_TYPE_PACKAGE. Some BIOS
* accept buffer/string/integer type, but some BIOS accept buffer/
* string/package type. For PPI version 1.0 and 1.1, use buffer type
* for compatibility, and use package type since 1.2 according to spec.
*/
- if (strcmp(version, "1.2") == -1) {
- params[3].type = ACPI_TYPE_BUFFER;
- params[3].buffer.length = sizeof(req);
- sscanf(buf, "%d", &req);
- params[3].buffer.pointer = (char *)&req;
+ if (strcmp(tpm_ppi_version, "1.2") < 0) {
+ if (sscanf(buf, "%d", &req) != 1)
+ return -EINVAL;
+ argv4.type = ACPI_TYPE_BUFFER;
+ argv4.buffer.length = sizeof(req);
+ argv4.buffer.pointer = (u8 *)&req;
} else {
- params[3].package.count = 1;
- obj.type = ACPI_TYPE_INTEGER;
- sscanf(buf, "%llu", &obj.integer.value);
- params[3].package.elements = &obj;
+ tmp.type = ACPI_TYPE_INTEGER;
+ if (sscanf(buf, "%llu", &tmp.integer.value) != 1)
+ return -EINVAL;
+ }
+
+ obj = tpm_eval_dsm(func, ACPI_TYPE_INTEGER, &argv4);
+ if (!obj) {
+ return -ENXIO;
+ } else {
+ ret = obj->integer.value;
+ ACPI_FREE(obj);
}
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_INTEGER);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
- ret = ((union acpi_object *)output.pointer)->integer.value;
if (ret == 0)
- status = (acpi_status)count;
- else if (ret == 1)
- status = -EPERM;
- else
- status = -EFAULT;
- kfree(output.pointer);
- return status;
+ return (acpi_status)count;
+
+ return (ret == 1) ? -EPERM : -EFAULT;
}
static ssize_t tpm_show_ppi_transition_action(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- char version[PPI_VERSION_LEN + 1];
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
u32 ret;
- char *info[] = {
+ acpi_status status;
+ union acpi_object *obj = NULL;
+ union acpi_object tmp = {
+ .buffer.type = ACPI_TYPE_BUFFER,
+ .buffer.length = 0,
+ .buffer.pointer = NULL
+ };
+
+ static char *info[] = {
"None",
"Shutdown",
"Reboot",
"OS Vendor-specific",
"Error",
};
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_VERSION);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
- return -ENXIO;
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_STRING);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
- strlcpy(version,
- ((union acpi_object *)output.pointer)->string.pointer,
- PPI_VERSION_LEN + 1);
/*
* PPI spec defines params[3].type as empty package, but some platforms
* (e.g. Capella with PPI 1.0) need integer/string/buffer type, so for
* compatibility, define params[3].type as buffer, if PPI version < 1.2
*/
- if (strcmp(version, "1.2") == -1) {
- params[3].type = ACPI_TYPE_BUFFER;
- params[3].buffer.length = 0;
- params[3].buffer.pointer = NULL;
+ if (strcmp(tpm_ppi_version, "1.2") < 0)
+ obj = &tmp;
+ obj = tpm_eval_dsm(TPM_PPI_FN_GETACT, ACPI_TYPE_INTEGER, obj);
+ if (!obj) {
+ return -ENXIO;
+ } else {
+ ret = obj->integer.value;
+ ACPI_FREE(obj);
}
- params[2].integer.value = TPM_PPI_FN_GETACT;
- kfree(output.pointer);
- output.length = ACPI_ALLOCATE_BUFFER;
- output.pointer = NULL;
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_INTEGER);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
- ret = ((union acpi_object *)output.pointer)->integer.value;
+
if (ret < ARRAY_SIZE(info) - 1)
status = scnprintf(buf, PAGE_SIZE, "%d: %s\n", ret, info[ret]);
else
status = scnprintf(buf, PAGE_SIZE, "%d: %s\n", ret,
info[ARRAY_SIZE(info)-1]);
- kfree(output.pointer);
return status;
}
@@ -272,27 +193,14 @@ static ssize_t tpm_show_ppi_response(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
- union acpi_object *ret_obj;
- u64 req;
-
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_GETRSP);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
+ acpi_status status = -EINVAL;
+ union acpi_object *obj, *ret_obj;
+ u64 req, res;
+
+ obj = tpm_eval_dsm(TPM_PPI_FN_GETRSP, ACPI_TYPE_PACKAGE, NULL);
+ if (!obj)
return -ENXIO;
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_PACKAGE);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
/*
* parameter output.pointer should be of package type, including
* 3 integers. The first means function return code, the second means
@@ -300,115 +208,82 @@ static ssize_t tpm_show_ppi_response(struct device *dev,
* the most recent TPM operation request. Only if the first is 0, and
* the second integer is not 0, the response makes sense.
*/
- ret_obj = ((union acpi_object *)output.pointer)->package.elements;
- if (ret_obj->type != ACPI_TYPE_INTEGER) {
- status = -EINVAL;
+ ret_obj = obj->package.elements;
+ if (obj->package.count < 3 ||
+ ret_obj[0].type != ACPI_TYPE_INTEGER ||
+ ret_obj[1].type != ACPI_TYPE_INTEGER ||
+ ret_obj[2].type != ACPI_TYPE_INTEGER)
goto cleanup;
- }
- if (ret_obj->integer.value) {
+
+ if (ret_obj[0].integer.value) {
status = -EFAULT;
goto cleanup;
}
- ret_obj++;
- if (ret_obj->type != ACPI_TYPE_INTEGER) {
- status = -EINVAL;
- goto cleanup;
- }
- if (ret_obj->integer.value) {
- req = ret_obj->integer.value;
- ret_obj++;
- if (ret_obj->type != ACPI_TYPE_INTEGER) {
- status = -EINVAL;
- goto cleanup;
- }
- if (ret_obj->integer.value == 0)
+
+ req = ret_obj[1].integer.value;
+ res = ret_obj[2].integer.value;
+ if (req) {
+ if (res == 0)
status = scnprintf(buf, PAGE_SIZE, "%llu %s\n", req,
"0: Success");
- else if (ret_obj->integer.value == 0xFFFFFFF0)
+ else if (res == 0xFFFFFFF0)
status = scnprintf(buf, PAGE_SIZE, "%llu %s\n", req,
"0xFFFFFFF0: User Abort");
- else if (ret_obj->integer.value == 0xFFFFFFF1)
+ else if (res == 0xFFFFFFF1)
status = scnprintf(buf, PAGE_SIZE, "%llu %s\n", req,
"0xFFFFFFF1: BIOS Failure");
- else if (ret_obj->integer.value >= 1 &&
- ret_obj->integer.value <= 0x00000FFF)
+ else if (res >= 1 && res <= 0x00000FFF)
status = scnprintf(buf, PAGE_SIZE, "%llu %llu: %s\n",
- req, ret_obj->integer.value,
- "Corresponding TPM error");
+ req, res, "Corresponding TPM error");
else
status = scnprintf(buf, PAGE_SIZE, "%llu %llu: %s\n",
- req, ret_obj->integer.value,
- "Error");
+ req, res, "Error");
} else {
status = scnprintf(buf, PAGE_SIZE, "%llu: %s\n",
- ret_obj->integer.value, "No Recent Request");
+ req, "No Recent Request");
}
+
cleanup:
- kfree(output.pointer);
+ ACPI_FREE(obj);
return status;
}
static ssize_t show_ppi_operations(char *buf, u32 start, u32 end)
{
- char *str = buf;
- char version[PPI_VERSION_LEN + 1];
- acpi_handle handle;
- acpi_status status;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object params[4];
- union acpi_object obj;
int i;
u32 ret;
- char *info[] = {
+ char *str = buf;
+ union acpi_object *obj, tmp;
+ union acpi_object argv = ACPI_INIT_DSM_ARGV4(1, &tmp);
+
+ static char *info[] = {
"Not implemented",
"BIOS only",
"Blocked for OS by BIOS",
"User required",
"User not required",
};
- input.count = 4;
- ppi_assign_params(params, TPM_PPI_FN_VERSION);
- input.pointer = params;
- status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, ppi_callback, NULL,
- tpm_device_name, &handle);
- if (ACPI_FAILURE(status))
- return -ENXIO;
- status = acpi_evaluate_object_typed(handle, "_DSM", &input, &output,
- ACPI_TYPE_STRING);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
-
- strlcpy(version,
- ((union acpi_object *)output.pointer)->string.pointer,
- PPI_VERSION_LEN + 1);
- kfree(output.pointer);
- output.length = ACPI_ALLOCATE_BUFFER;
- output.pointer = NULL;
- if (strcmp(version, "1.2") == -1)
+ if (!acpi_check_dsm(tpm_ppi_handle, tpm_ppi_uuid, TPM_PPI_REVISION_ID,
+ 1 << TPM_PPI_FN_GETOPR))
return -EPERM;
- params[2].integer.value = TPM_PPI_FN_GETOPR;
- params[3].package.count = 1;
- obj.type = ACPI_TYPE_INTEGER;
- params[3].package.elements = &obj;
+ tmp.integer.type = ACPI_TYPE_INTEGER;
for (i = start; i <= end; i++) {
- obj.integer.value = i;
- status = acpi_evaluate_object_typed(handle, "_DSM",
- &input, &output, ACPI_TYPE_INTEGER);
- if (ACPI_FAILURE(status))
+ tmp.integer.value = i;
+ obj = tpm_eval_dsm(TPM_PPI_FN_GETOPR, ACPI_TYPE_INTEGER, &argv);
+ if (!obj) {
return -ENOMEM;
+ } else {
+ ret = obj->integer.value;
+ ACPI_FREE(obj);
+ }
- ret = ((union acpi_object *)output.pointer)->integer.value;
if (ret > 0 && ret < ARRAY_SIZE(info))
str += scnprintf(str, PAGE_SIZE, "%d %d: %s\n",
i, ret, info[ret]);
- kfree(output.pointer);
- output.length = ACPI_ALLOCATE_BUFFER;
- output.pointer = NULL;
}
+
return str - buf;
}
@@ -450,6 +325,12 @@ static struct attribute_group ppi_attr_grp = {
int tpm_add_ppi(struct kobject *parent)
{
+ /* Cache TPM ACPI handle and version string */
+ acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ ppi_callback, NULL, NULL, &tpm_ppi_handle);
+ if (tpm_ppi_handle == NULL)
+ return -ENODEV;
+
return sysfs_create_group(parent, &ppi_attr_grp);
}
diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index 8d3009e44fba..5543b7df8e16 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -87,7 +87,7 @@ static unsigned int _get_table_val(const struct clk_div_table *table,
return 0;
}
-static unsigned int _get_val(struct clk_divider *divider, u8 div)
+static unsigned int _get_val(struct clk_divider *divider, unsigned int div)
{
if (divider->flags & CLK_DIVIDER_ONE_BASED)
return div;
diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c
index 39b40aaede2b..68e515d093d8 100644
--- a/drivers/clk/samsung/clk-exynos-audss.c
+++ b/drivers/clk/samsung/clk-exynos-audss.c
@@ -26,17 +26,17 @@ static struct clk_onecell_data clk_data;
#define ASS_CLK_DIV 0x4
#define ASS_CLK_GATE 0x8
+/* list of all parent clock list */
+static const char *mout_audss_p[] = { "fin_pll", "fout_epll" };
+static const char *mout_i2s_p[] = { "mout_audss", "cdclk0", "sclk_audio0" };
+
+#ifdef CONFIG_PM_SLEEP
static unsigned long reg_save[][2] = {
{ASS_CLK_SRC, 0},
{ASS_CLK_DIV, 0},
{ASS_CLK_GATE, 0},
};
-/* list of all parent clock list */
-static const char *mout_audss_p[] = { "fin_pll", "fout_epll" };
-static const char *mout_i2s_p[] = { "mout_audss", "cdclk0", "sclk_audio0" };
-
-#ifdef CONFIG_PM_SLEEP
static int exynos_audss_clk_suspend(void)
{
int i;
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index ad5ff50c5f28..1a7c1b929c69 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -39,7 +39,7 @@
#define SRC_TOP1 0xc214
#define SRC_CAM 0xc220
#define SRC_TV 0xc224
-#define SRC_MFC 0xcc28
+#define SRC_MFC 0xc228
#define SRC_G3D 0xc22c
#define E4210_SRC_IMAGE 0xc230
#define SRC_LCD0 0xc234
diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index adf32343c9f9..e52359cf9b6f 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -25,6 +25,7 @@
#define MPLL_LOCK 0x4000
#define MPLL_CON0 0x4100
#define SRC_CORE1 0x4204
+#define GATE_IP_ACP 0x8800
#define CPLL_LOCK 0x10020
#define EPLL_LOCK 0x10030
#define VPLL_LOCK 0x10040
@@ -75,7 +76,6 @@
#define SRC_CDREX 0x20200
#define PLL_DIV2_SEL 0x20a24
#define GATE_IP_DISP1 0x10928
-#define GATE_IP_ACP 0x10000
/* list of PLLs to be registered */
enum exynos5250_plls {
@@ -120,7 +120,8 @@ enum exynos5250_clks {
spi2, i2s1, i2s2, pcm1, pcm2, pwm, spdif, ac97, hsi2c0, hsi2c1, hsi2c2,
hsi2c3, chipid, sysreg, pmu, cmu_top, cmu_core, cmu_mem, tzpc0, tzpc1,
tzpc2, tzpc3, tzpc4, tzpc5, tzpc6, tzpc7, tzpc8, tzpc9, hdmi_cec, mct,
- wdt, rtc, tmu, fimd1, mie1, dsim0, dp, mixer, hdmi, g2d,
+ wdt, rtc, tmu, fimd1, mie1, dsim0, dp, mixer, hdmi, g2d, mdma0,
+ smmu_mdma0,
/* mux clocks */
mout_hdmi = 1024,
@@ -354,8 +355,8 @@ static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
GATE(smmu_gscl2, "smmu_gscl2", "aclk266", GATE_IP_GSCL, 9, 0, 0),
GATE(smmu_gscl3, "smmu_gscl3", "aclk266", GATE_IP_GSCL, 10, 0, 0),
GATE(mfc, "mfc", "aclk333", GATE_IP_MFC, 0, 0, 0),
- GATE(smmu_mfcl, "smmu_mfcl", "aclk333", GATE_IP_MFC, 1, 0, 0),
- GATE(smmu_mfcr, "smmu_mfcr", "aclk333", GATE_IP_MFC, 2, 0, 0),
+ GATE(smmu_mfcl, "smmu_mfcl", "aclk333", GATE_IP_MFC, 2, 0, 0),
+ GATE(smmu_mfcr, "smmu_mfcr", "aclk333", GATE_IP_MFC, 1, 0, 0),
GATE(rotator, "rotator", "aclk266", GATE_IP_GEN, 1, 0, 0),
GATE(jpeg, "jpeg", "aclk166", GATE_IP_GEN, 2, 0, 0),
GATE(mdma1, "mdma1", "aclk266", GATE_IP_GEN, 4, 0, 0),
@@ -406,7 +407,8 @@ static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
GATE(hsi2c2, "hsi2c2", "aclk66", GATE_IP_PERIC, 30, 0, 0),
GATE(hsi2c3, "hsi2c3", "aclk66", GATE_IP_PERIC, 31, 0, 0),
GATE(chipid, "chipid", "aclk66", GATE_IP_PERIS, 0, 0, 0),
- GATE(sysreg, "sysreg", "aclk66", GATE_IP_PERIS, 1, 0, 0),
+ GATE(sysreg, "sysreg", "aclk66",
+ GATE_IP_PERIS, 1, CLK_IGNORE_UNUSED, 0),
GATE(pmu, "pmu", "aclk66", GATE_IP_PERIS, 2, CLK_IGNORE_UNUSED, 0),
GATE(tzpc0, "tzpc0", "aclk66", GATE_IP_PERIS, 6, 0, 0),
GATE(tzpc1, "tzpc1", "aclk66", GATE_IP_PERIS, 7, 0, 0),
@@ -492,6 +494,8 @@ static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
GATE(mixer, "mixer", "mout_aclk200_disp1", GATE_IP_DISP1, 5, 0, 0),
GATE(hdmi, "hdmi", "mout_aclk200_disp1", GATE_IP_DISP1, 6, 0, 0),
GATE(g2d, "g2d", "aclk200", GATE_IP_ACP, 3, 0, 0),
+ GATE(mdma0, "mdma0", "aclk266", GATE_IP_ACP, 1, 0, 0),
+ GATE(smmu_mdma0, "smmu_mdma0", "aclk266", GATE_IP_ACP, 5, 0, 0),
};
static struct samsung_pll_rate_table vpll_24mhz_tbl[] __initdata = {
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index f9d561e198ab..d51f17ed691e 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -581,7 +581,8 @@ static void intel_pstate_timer_func(unsigned long __data)
}
#define ICPU(model, policy) \
- { X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, (unsigned long)&policy }
+ { X86_VENDOR_INTEL, 6, model, X86_FEATURE_APERFMPERF,\
+ (unsigned long)&policy }
static const struct x86_cpu_id intel_pstate_cpu_ids[] = {
ICPU(0x2a, core_params),
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 074787281c94..a6ef6acaa1c8 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -110,7 +110,7 @@ config DMI_SYSFS
config ISCSI_IBFT_FIND
bool "iSCSI Boot Firmware Table Attributes"
- depends on X86
+ depends on X86 && ACPI
default n
help
This option enables the kernel to find the region of memory
diff --git a/drivers/gpu/drm/gma500/opregion.c b/drivers/gpu/drm/gma500/opregion.c
index ad0d6de938f3..13ec6283bf59 100644
--- a/drivers/gpu/drm/gma500/opregion.c
+++ b/drivers/gpu/drm/gma500/opregion.c
@@ -22,7 +22,6 @@
*
*/
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
#include "psb_drv.h"
#include "psb_intel_reg.h"
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 41838eaa799c..d4ae48b04cf2 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -38,7 +38,6 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
intel_ringbuffer.o \
intel_overlay.o \
intel_sprite.o \
- intel_opregion.o \
intel_sideband.o \
intel_uncore.o \
dvo_ch7xxx.o \
@@ -51,7 +50,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
i915-$(CONFIG_COMPAT) += i915_ioc32.o
-i915-$(CONFIG_ACPI) += intel_acpi.o
+i915-$(CONFIG_ACPI) += intel_acpi.o intel_opregion.o
i915-$(CONFIG_DRM_I915_FBDEV) += intel_fbdev.o
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 90fcccba17b0..1caa5e34fbe3 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2339,8 +2339,8 @@ extern void intel_i2c_reset(struct drm_device *dev);
/* intel_opregion.c */
struct intel_encoder;
-extern int intel_opregion_setup(struct drm_device *dev);
#ifdef CONFIG_ACPI
+extern int intel_opregion_setup(struct drm_device *dev);
extern void intel_opregion_init(struct drm_device *dev);
extern void intel_opregion_fini(struct drm_device *dev);
extern void intel_opregion_asle_intr(struct drm_device *dev);
@@ -2349,6 +2349,7 @@ extern int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder,
extern int intel_opregion_notify_adapter(struct drm_device *dev,
pci_power_t state);
#else
+static inline int intel_opregion_setup(struct drm_device *dev) { return 0; }
static inline void intel_opregion_init(struct drm_device *dev) { return; }
static inline void intel_opregion_fini(struct drm_device *dev) { return; }
static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; }
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index c79dd2b1f70e..d3c3b5b15824 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -906,14 +906,12 @@ static void gen8_ggtt_insert_entries(struct i915_address_space *vm,
WARN_ON(readq(&gtt_entries[i-1])
!= gen8_pte_encode(addr, level, true));
-#if 0 /* TODO: Still needed on GEN8? */
/* This next bit makes the above posting read even more important. We
* want to flush the TLBs only after we're certain all the PTE updates
* have finished.
*/
I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN);
POSTING_READ(GFX_FLSH_CNTL_GEN6);
-#endif
}
/*
diff --git a/drivers/gpu/drm/i915/intel_acpi.c b/drivers/gpu/drm/i915/intel_acpi.c
index dfff0907f70e..d96eee1ae9c5 100644
--- a/drivers/gpu/drm/i915/intel_acpi.c
+++ b/drivers/gpu/drm/i915/intel_acpi.c
@@ -6,14 +6,10 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/vga_switcheroo.h>
-#include <acpi/acpi_drivers.h>
-
#include <drm/drmP.h>
#include "i915_drv.h"
#define INTEL_DSM_REVISION_ID 1 /* For Calpella anyway... */
-
-#define INTEL_DSM_FN_SUPPORTED_FUNCTIONS 0 /* No args */
#define INTEL_DSM_FN_PLATFORM_MUX_INFO 1 /* No args */
static struct intel_dsm_priv {
@@ -28,61 +24,6 @@ static const u8 intel_dsm_guid[] = {
0x0f, 0x13, 0x17, 0xb0, 0x1c, 0x2c
};
-static int intel_dsm(acpi_handle handle, int func)
-{
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_object_list input;
- union acpi_object params[4];
- union acpi_object *obj;
- u32 result;
- int ret = 0;
-
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(intel_dsm_guid);
- params[0].buffer.pointer = (char *)intel_dsm_guid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = INTEL_DSM_REVISION_ID;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = func;
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
-
- ret = acpi_evaluate_object(handle, "_DSM", &input, &output);
- if (ret) {
- DRM_DEBUG_DRIVER("failed to evaluate _DSM: %d\n", ret);
- return ret;
- }
-
- obj = (union acpi_object *)output.pointer;
-
- result = 0;
- switch (obj->type) {
- case ACPI_TYPE_INTEGER:
- result = obj->integer.value;
- break;
-
- case ACPI_TYPE_BUFFER:
- if (obj->buffer.length == 4) {
- result = (obj->buffer.pointer[0] |
- (obj->buffer.pointer[1] << 8) |
- (obj->buffer.pointer[2] << 16) |
- (obj->buffer.pointer[3] << 24));
- break;
- }
- default:
- ret = -EINVAL;
- break;
- }
- if (result == 0x80000002)
- ret = -ENODEV;
-
- kfree(output.pointer);
- return ret;
-}
-
static char *intel_dsm_port_name(u8 id)
{
switch (id) {
@@ -137,83 +78,56 @@ static char *intel_dsm_mux_type(u8 type)
static void intel_dsm_platform_mux_info(void)
{
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_object_list input;
- union acpi_object params[4];
- union acpi_object *pkg;
- int i, ret;
-
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(intel_dsm_guid);
- params[0].buffer.pointer = (char *)intel_dsm_guid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = INTEL_DSM_REVISION_ID;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = INTEL_DSM_FN_PLATFORM_MUX_INFO;
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
-
- ret = acpi_evaluate_object(intel_dsm_priv.dhandle, "_DSM", &input,
- &output);
- if (ret) {
- DRM_DEBUG_DRIVER("failed to evaluate _DSM: %d\n", ret);
- goto out;
+ int i;
+ union acpi_object *pkg, *connector_count;
+
+ pkg = acpi_evaluate_dsm_typed(intel_dsm_priv.dhandle, intel_dsm_guid,
+ INTEL_DSM_REVISION_ID, INTEL_DSM_FN_PLATFORM_MUX_INFO,
+ NULL, ACPI_TYPE_PACKAGE);
+ if (!pkg) {
+ DRM_DEBUG_DRIVER("failed to evaluate _DSM\n");
+ return;
}
- pkg = (union acpi_object *)output.pointer;
-
- if (pkg->type == ACPI_TYPE_PACKAGE) {
- union acpi_object *connector_count = &pkg->package.elements[0];
- DRM_DEBUG_DRIVER("MUX info connectors: %lld\n",
- (unsigned long long)connector_count->integer.value);
- for (i = 1; i < pkg->package.count; i++) {
- union acpi_object *obj = &pkg->package.elements[i];
- union acpi_object *connector_id =
- &obj->package.elements[0];
- union acpi_object *info = &obj->package.elements[1];
- DRM_DEBUG_DRIVER("Connector id: 0x%016llx\n",
- (unsigned long long)connector_id->integer.value);
- DRM_DEBUG_DRIVER(" port id: %s\n",
- intel_dsm_port_name(info->buffer.pointer[0]));
- DRM_DEBUG_DRIVER(" display mux info: %s\n",
- intel_dsm_mux_type(info->buffer.pointer[1]));
- DRM_DEBUG_DRIVER(" aux/dc mux info: %s\n",
- intel_dsm_mux_type(info->buffer.pointer[2]));
- DRM_DEBUG_DRIVER(" hpd mux info: %s\n",
- intel_dsm_mux_type(info->buffer.pointer[3]));
- }
+ connector_count = &pkg->package.elements[0];
+ DRM_DEBUG_DRIVER("MUX info connectors: %lld\n",
+ (unsigned long long)connector_count->integer.value);
+ for (i = 1; i < pkg->package.count; i++) {
+ union acpi_object *obj = &pkg->package.elements[i];
+ union acpi_object *connector_id = &obj->package.elements[0];
+ union acpi_object *info = &obj->package.elements[1];
+ DRM_DEBUG_DRIVER("Connector id: 0x%016llx\n",
+ (unsigned long long)connector_id->integer.value);
+ DRM_DEBUG_DRIVER(" port id: %s\n",
+ intel_dsm_port_name(info->buffer.pointer[0]));
+ DRM_DEBUG_DRIVER(" display mux info: %s\n",
+ intel_dsm_mux_type(info->buffer.pointer[1]));
+ DRM_DEBUG_DRIVER(" aux/dc mux info: %s\n",
+ intel_dsm_mux_type(info->buffer.pointer[2]));
+ DRM_DEBUG_DRIVER(" hpd mux info: %s\n",
+ intel_dsm_mux_type(info->buffer.pointer[3]));
}
-out:
- kfree(output.pointer);
+ ACPI_FREE(pkg);
}
static bool intel_dsm_pci_probe(struct pci_dev *pdev)
{
acpi_handle dhandle;
- int ret;
dhandle = ACPI_HANDLE(&pdev->dev);
if (!dhandle)
return false;
- if (!acpi_has_method(dhandle, "_DSM")) {
+ if (!acpi_check_dsm(dhandle, intel_dsm_guid, INTEL_DSM_REVISION_ID,
+ 1 << INTEL_DSM_FN_PLATFORM_MUX_INFO)) {
DRM_DEBUG_KMS("no _DSM method for intel device\n");
return false;
}
- ret = intel_dsm(dhandle, INTEL_DSM_FN_SUPPORTED_FUNCTIONS);
- if (ret < 0) {
- DRM_DEBUG_KMS("failed to get supported _DSM functions\n");
- return false;
- }
-
intel_dsm_priv.dhandle = dhandle;
-
intel_dsm_platform_mux_info();
+
return true;
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 54e82a80cf50..769b864465a9 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10541,11 +10541,20 @@ static struct intel_quirk intel_quirks[] = {
/* Sony Vaio Y cannot use SSC on LVDS */
{ 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },
- /*
- * All GM45 Acer (and its brands eMachines and Packard Bell) laptops
- * seem to use inverted backlight PWM.
- */
- { 0x2a42, 0x1025, PCI_ANY_ID, quirk_invert_brightness },
+ /* Acer Aspire 5734Z must invert backlight brightness */
+ { 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
+
+ /* Acer/eMachines G725 */
+ { 0x2a42, 0x1025, 0x0210, quirk_invert_brightness },
+
+ /* Acer/eMachines e725 */
+ { 0x2a42, 0x1025, 0x0212, quirk_invert_brightness },
+
+ /* Acer/Packard Bell NCL20 */
+ { 0x2a42, 0x1025, 0x034b, quirk_invert_brightness },
+
+ /* Acer Aspire 4736Z */
+ { 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
/* Dell XPS13 HD Sandy Bridge */
{ 0x0116, 0x1028, 0x052e, quirk_no_pcm_pwm_enable },
diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 6d69a9bad865..9a8804bee5cd 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -28,7 +28,6 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/acpi.h>
-#include <linux/acpi_io.h>
#include <acpi/video.h>
#include <drm/drmP.h>
diff --git a/drivers/gpu/drm/nouveau/core/core/subdev.c b/drivers/gpu/drm/nouveau/core/core/subdev.c
index 48f06378d3f9..2ea5568b6cf5 100644
--- a/drivers/gpu/drm/nouveau/core/core/subdev.c
+++ b/drivers/gpu/drm/nouveau/core/core/subdev.c
@@ -104,11 +104,8 @@ nouveau_subdev_create_(struct nouveau_object *parent,
if (parent) {
struct nouveau_device *device = nv_device(parent);
- int subidx = nv_hclass(subdev) & 0xff;
-
subdev->debug = nouveau_dbgopt(device->dbgopt, subname);
subdev->mmio = nv_subdev(device)->mmio;
- device->subdev[subidx] = *pobject;
}
return 0;
diff --git a/drivers/gpu/drm/nouveau/core/engine/device/base.c b/drivers/gpu/drm/nouveau/core/engine/device/base.c
index 9135b25a29d0..dd01c6c435d6 100644
--- a/drivers/gpu/drm/nouveau/core/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/core/engine/device/base.c
@@ -268,6 +268,8 @@ nouveau_devobj_ctor(struct nouveau_object *parent,
if (ret)
return ret;
+ device->subdev[i] = devobj->subdev[i];
+
/* note: can't init *any* subdevs until devinit has been run
* due to not knowing exactly what the vbios init tables will
* mess with. devinit also can't be run until all of its
diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
index 8d06eef2b9ee..dbc5e33de94f 100644
--- a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
@@ -161,7 +161,7 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_SUBDEV_THERM ] = &nva3_therm_oclass;
device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass;
device->oclass[NVDEV_SUBDEV_DEVINIT] = &nvc0_devinit_oclass;
- device->oclass[NVDEV_SUBDEV_MC ] = nvc3_mc_oclass;
+ device->oclass[NVDEV_SUBDEV_MC ] = nvc0_mc_oclass;
device->oclass[NVDEV_SUBDEV_BUS ] = nvc0_bus_oclass;
device->oclass[NVDEV_SUBDEV_TIMER ] = &nv04_timer_oclass;
device->oclass[NVDEV_SUBDEV_FB ] = nvc0_fb_oclass;
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c
index 434bb4b0fa2e..5c8a63dc506a 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c
@@ -334,7 +334,7 @@ nvc0_graph_mthd(struct nvc0_graph_priv *priv, struct nvc0_graph_mthd *mthds)
while ((mthd = &mthds[i++]) && (init = mthd->init)) {
u32 addr = 0x80000000 | mthd->oclass;
for (data = 0; init->count; init++) {
- if (data != init->data) {
+ if (init == mthd->init || data != init->data) {
nv_wr32(priv, 0x40448c, init->data);
data = init->data;
}
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/fb.h b/drivers/gpu/drm/nouveau/core/include/subdev/fb.h
index 8541aa382ff2..d89dbdf39b0d 100644
--- a/drivers/gpu/drm/nouveau/core/include/subdev/fb.h
+++ b/drivers/gpu/drm/nouveau/core/include/subdev/fb.h
@@ -75,6 +75,11 @@ struct nouveau_fb {
static inline struct nouveau_fb *
nouveau_fb(void *obj)
{
+ /* fbram uses this before device subdev pointer is valid */
+ if (nv_iclass(obj, NV_SUBDEV_CLASS) &&
+ nv_subidx(obj) == NVDEV_SUBDEV_FB)
+ return obj;
+
return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_FB];
}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
index 420908cb82b6..df1b1b423093 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
@@ -365,13 +365,13 @@ static u16
init_script(struct nouveau_bios *bios, int index)
{
struct nvbios_init init = { .bios = bios };
- u16 data;
+ u16 bmp_ver = bmp_version(bios), data;
- if (bmp_version(bios) && bmp_version(bios) < 0x0510) {
- if (index > 1)
+ if (bmp_ver && bmp_ver < 0x0510) {
+ if (index > 1 || bmp_ver < 0x0100)
return 0x0000;
- data = bios->bmp_offset + (bios->version.major < 2 ? 14 : 18);
+ data = bios->bmp_offset + (bmp_ver < 0x0200 ? 14 : 18);
return nv_ro16(bios, data + (index * 2));
}
@@ -1294,7 +1294,11 @@ init_jump(struct nvbios_init *init)
u16 offset = nv_ro16(bios, init->offset + 1);
trace("JUMP\t0x%04x\n", offset);
- init->offset = offset;
+
+ if (init_exec(init))
+ init->offset = offset;
+ else
+ init->offset += 3;
}
/**
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c b/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c
index 129120473f6c..13c5af88a601 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c
@@ -87,55 +87,39 @@ mxm_shadow_dsm(struct nouveau_mxm *mxm, u8 version)
0xB8, 0x9C, 0x79, 0xB6, 0x2F, 0xD5, 0x56, 0x65
};
u32 mxms_args[] = { 0x00000000 };
- union acpi_object args[4] = {
- /* _DSM MUID */
- { .buffer.type = 3,
- .buffer.length = sizeof(muid),
- .buffer.pointer = muid,
- },
- /* spec says this can be zero to mean "highest revision", but
- * of course there's at least one bios out there which fails
- * unless you pass in exactly the version it supports..
- */
- { .integer.type = ACPI_TYPE_INTEGER,
- .integer.value = (version & 0xf0) << 4 | (version & 0x0f),
- },
- /* MXMS function */
- { .integer.type = ACPI_TYPE_INTEGER,
- .integer.value = 0x00000010,
- },
- /* Pointer to MXMS arguments */
- { .buffer.type = ACPI_TYPE_BUFFER,
- .buffer.length = sizeof(mxms_args),
- .buffer.pointer = (char *)mxms_args,
- },
+ union acpi_object argv4 = {
+ .buffer.type = ACPI_TYPE_BUFFER,
+ .buffer.length = sizeof(mxms_args),
+ .buffer.pointer = (char *)mxms_args,
};
- struct acpi_object_list list = { ARRAY_SIZE(args), args };
- struct acpi_buffer retn = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
acpi_handle handle;
- int ret;
+ int rev;
handle = ACPI_HANDLE(&device->pdev->dev);
if (!handle)
return false;
- ret = acpi_evaluate_object(handle, "_DSM", &list, &retn);
- if (ret) {
- nv_debug(mxm, "DSM MXMS failed: %d\n", ret);
+ /*
+ * spec says this can be zero to mean "highest revision", but
+ * of course there's at least one bios out there which fails
+ * unless you pass in exactly the version it supports..
+ */
+ rev = (version & 0xf0) << 4 | (version & 0x0f);
+ obj = acpi_evaluate_dsm(handle, muid, rev, 0x00000010, &argv4);
+ if (!obj) {
+ nv_debug(mxm, "DSM MXMS failed\n");
return false;
}
- obj = retn.pointer;
if (obj->type == ACPI_TYPE_BUFFER) {
mxm->mxms = kmemdup(obj->buffer.pointer,
obj->buffer.length, GFP_KERNEL);
- } else
- if (obj->type == ACPI_TYPE_INTEGER) {
+ } else if (obj->type == ACPI_TYPE_INTEGER) {
nv_debug(mxm, "DSM MXMS returned 0x%llx\n", obj->integer.value);
}
- kfree(obj);
+ ACPI_FREE(obj);
return mxm->mxms != NULL;
}
#endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c
index 6828d81ed7b9..900fae01793e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_abi16.c
+++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c
@@ -447,6 +447,8 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS)
if (ret)
goto done;
+ info->offset = ntfy->node->offset;
+
done:
if (ret)
nouveau_abi16_ntfy_fini(chan, ntfy);
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index ba0183fb84f3..3c149617cfcb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -1,15 +1,10 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/slab.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/video.h>
-#include <acpi/acpi.h>
#include <linux/mxm-wmi.h>
-
#include <linux/vga_switcheroo.h>
-
#include <drm/drm_edid.h>
+#include <acpi/video.h>
#include "nouveau_drm.h"
#include "nouveau_acpi.h"
@@ -78,124 +73,66 @@ static const char nouveau_op_dsm_muid[] = {
static int nouveau_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *result)
{
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_object_list input;
- union acpi_object params[4];
+ int i;
union acpi_object *obj;
- int i, err;
char args_buff[4];
+ union acpi_object argv4 = {
+ .buffer.type = ACPI_TYPE_BUFFER,
+ .buffer.length = 4,
+ .buffer.pointer = args_buff
+ };
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(nouveau_op_dsm_muid);
- params[0].buffer.pointer = (char *)nouveau_op_dsm_muid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = 0x00000100;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = func;
- params[3].type = ACPI_TYPE_BUFFER;
- params[3].buffer.length = 4;
/* ACPI is little endian, AABBCCDD becomes {DD,CC,BB,AA} */
for (i = 0; i < 4; i++)
args_buff[i] = (arg >> i * 8) & 0xFF;
- params[3].buffer.pointer = args_buff;
-
- err = acpi_evaluate_object(handle, "_DSM", &input, &output);
- if (err) {
- printk(KERN_INFO "failed to evaluate _DSM: %d\n", err);
- return err;
- }
-
- obj = (union acpi_object *)output.pointer;
- if (obj->type == ACPI_TYPE_INTEGER)
- if (obj->integer.value == 0x80000002) {
- return -ENODEV;
- }
-
- if (obj->type == ACPI_TYPE_BUFFER) {
- if (obj->buffer.length == 4 && result) {
- *result = 0;
+ *result = 0;
+ obj = acpi_evaluate_dsm_typed(handle, nouveau_op_dsm_muid, 0x00000100,
+ func, &argv4, ACPI_TYPE_BUFFER);
+ if (!obj) {
+ acpi_handle_info(handle, "failed to evaluate _DSM\n");
+ return AE_ERROR;
+ } else {
+ if (obj->buffer.length == 4) {
*result |= obj->buffer.pointer[0];
*result |= (obj->buffer.pointer[1] << 8);
*result |= (obj->buffer.pointer[2] << 16);
*result |= (obj->buffer.pointer[3] << 24);
}
+ ACPI_FREE(obj);
}
- kfree(output.pointer);
return 0;
}
-static int nouveau_dsm(acpi_handle handle, int func, int arg, uint32_t *result)
+static int nouveau_dsm(acpi_handle handle, int func, int arg)
{
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_object_list input;
- union acpi_object params[4];
+ int ret = 0;
union acpi_object *obj;
- int err;
-
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(nouveau_dsm_muid);
- params[0].buffer.pointer = (char *)nouveau_dsm_muid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = 0x00000102;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = func;
- params[3].type = ACPI_TYPE_INTEGER;
- params[3].integer.value = arg;
-
- err = acpi_evaluate_object(handle, "_DSM", &input, &output);
- if (err) {
- printk(KERN_INFO "failed to evaluate _DSM: %d\n", err);
- return err;
- }
-
- obj = (union acpi_object *)output.pointer;
-
- if (obj->type == ACPI_TYPE_INTEGER)
+ union acpi_object argv4 = {
+ .integer.type = ACPI_TYPE_INTEGER,
+ .integer.value = arg,
+ };
+
+ obj = acpi_evaluate_dsm_typed(handle, nouveau_dsm_muid, 0x00000102,
+ func, &argv4, ACPI_TYPE_INTEGER);
+ if (!obj) {
+ acpi_handle_info(handle, "failed to evaluate _DSM\n");
+ return AE_ERROR;
+ } else {
if (obj->integer.value == 0x80000002)
- return -ENODEV;
-
- if (obj->type == ACPI_TYPE_BUFFER) {
- if (obj->buffer.length == 4 && result) {
- *result = 0;
- *result |= obj->buffer.pointer[0];
- *result |= (obj->buffer.pointer[1] << 8);
- *result |= (obj->buffer.pointer[2] << 16);
- *result |= (obj->buffer.pointer[3] << 24);
- }
+ ret = -ENODEV;
+ ACPI_FREE(obj);
}
- kfree(output.pointer);
- return 0;
-}
-
-/* Returns 1 if a DSM function is usable and 0 otherwise */
-static int nouveau_test_dsm(acpi_handle test_handle,
- int (*dsm_func)(acpi_handle, int, int, uint32_t *),
- int sfnc)
-{
- u32 result = 0;
-
- /* Function 0 returns a Buffer containing available functions. The args
- * parameter is ignored for function 0, so just put 0 in it */
- if (dsm_func(test_handle, 0, 0, &result))
- return 0;
-
- /* ACPI Spec v4 9.14.1: if bit 0 is zero, no function is supported. If
- * the n-th bit is enabled, function n is supported */
- return result & 1 && result & (1 << sfnc);
+ return ret;
}
static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id)
{
mxm_wmi_call_mxmx(mux_id == NOUVEAU_DSM_LED_STAMINA ? MXM_MXDS_ADAPTER_IGD : MXM_MXDS_ADAPTER_0);
mxm_wmi_call_mxds(mux_id == NOUVEAU_DSM_LED_STAMINA ? MXM_MXDS_ADAPTER_IGD : MXM_MXDS_ADAPTER_0);
- return nouveau_dsm(handle, NOUVEAU_DSM_LED, mux_id, NULL);
+ return nouveau_dsm(handle, NOUVEAU_DSM_LED, mux_id);
}
static int nouveau_dsm_set_discrete_state(acpi_handle handle, enum vga_switcheroo_state state)
@@ -205,7 +142,7 @@ static int nouveau_dsm_set_discrete_state(acpi_handle handle, enum vga_switchero
arg = NOUVEAU_DSM_POWER_SPEED;
else
arg = NOUVEAU_DSM_POWER_STAMINA;
- nouveau_dsm(handle, NOUVEAU_DSM_POWER, arg, NULL);
+ nouveau_dsm(handle, NOUVEAU_DSM_POWER, arg);
return 0;
}
@@ -265,11 +202,12 @@ static int nouveau_dsm_pci_probe(struct pci_dev *pdev)
nouveau_dsm_priv.other_handle = dhandle;
return false;
}
- if (nouveau_test_dsm(dhandle, nouveau_dsm, NOUVEAU_DSM_POWER))
+ if (acpi_check_dsm(dhandle, nouveau_dsm_muid, 0x00000102,
+ 1 << NOUVEAU_DSM_POWER))
retval |= NOUVEAU_DSM_HAS_MUX;
- if (nouveau_test_dsm(dhandle, nouveau_optimus_dsm,
- NOUVEAU_DSM_OPTIMUS_CAPS))
+ if (acpi_check_dsm(dhandle, nouveau_op_dsm_muid, 0x00000100,
+ 1 << NOUVEAU_DSM_OPTIMUS_CAPS))
retval |= NOUVEAU_DSM_HAS_OPT;
if (retval & NOUVEAU_DSM_HAS_OPT) {
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 29c3efdfc7dd..25ea82f8def3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -610,7 +610,7 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
ret = nouveau_fence_sync(fence, chan);
nouveau_fence_unref(&fence);
if (ret)
- return ret;
+ goto fail_free;
if (new_bo != old_bo) {
ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM);
diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c b/drivers/gpu/drm/radeon/radeon_acpi.c
index 98a9074b306b..77e9d07c55b6 100644
--- a/drivers/gpu/drm/radeon/radeon_acpi.c
+++ b/drivers/gpu/drm/radeon/radeon_acpi.c
@@ -25,18 +25,14 @@
#include <linux/acpi.h>
#include <linux/slab.h>
#include <linux/power_supply.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
+#include <linux/vga_switcheroo.h>
#include <acpi/video.h>
-
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "radeon.h"
#include "radeon_acpi.h"
#include "atom.h"
-#include <linux/vga_switcheroo.h>
-
#define ACPI_AC_CLASS "ac_adapter"
extern void radeon_pm_acpi_event_handler(struct radeon_device *rdev);
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 5f7e55f4b7f0..d22668f7d982 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -850,37 +850,23 @@ static int i2c_hid_acpi_pdata(struct i2c_client *client,
0xF7, 0xF6, 0xDF, 0x3C, 0x67, 0x42, 0x55, 0x45,
0xAD, 0x05, 0xB3, 0x0A, 0x3D, 0x89, 0x38, 0xDE,
};
- union acpi_object params[4];
- struct acpi_object_list input;
+ union acpi_object *obj;
struct acpi_device *adev;
- unsigned long long value;
acpi_handle handle;
handle = ACPI_HANDLE(&client->dev);
if (!handle || acpi_bus_get_device(handle, &adev))
return -ENODEV;
- input.count = ARRAY_SIZE(params);
- input.pointer = params;
-
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(i2c_hid_guid);
- params[0].buffer.pointer = i2c_hid_guid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = 1;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = 1; /* HID function */
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
-
- if (ACPI_FAILURE(acpi_evaluate_integer(handle, "_DSM", &input,
- &value))) {
+ obj = acpi_evaluate_dsm_typed(handle, i2c_hid_guid, 1, 1, NULL,
+ ACPI_TYPE_INTEGER);
+ if (!obj) {
dev_err(&client->dev, "device _DSM execution failed\n");
return -ENODEV;
}
- pdata->hid_descriptor_address = value;
+ pdata->hid_descriptor_address = obj->integer.value;
+ ACPI_FREE(obj);
return 0;
}
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 48aad4faea06..077bb1bdac34 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -30,7 +30,6 @@
#include <linux/sysctl.h>
#include <linux/slab.h>
#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
#include <linux/completion.h>
#include <linux/hyperv.h>
#include <linux/kernel_stat.h>
@@ -39,7 +38,6 @@
#include <asm/mshyperv.h>
#include "hyperv_vmbus.h"
-
static struct acpi_device *hv_acpi_dev;
static struct tasklet_struct msg_dpc;
diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c
index 6a34f7f48eb9..579bdf93be43 100644
--- a/drivers/hwmon/acpi_power_meter.c
+++ b/drivers/hwmon/acpi_power_meter.c
@@ -30,8 +30,7 @@
#include <linux/sched.h>
#include <linux/time.h>
#include <linux/err.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
#define ACPI_POWER_METER_NAME "power_meter"
ACPI_MODULE_NAME(ACPI_POWER_METER_NAME);
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index dafc63c6932d..ae208f612198 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -16,11 +16,7 @@
#include <linux/dmi.h>
#include <linux/jiffies.h>
#include <linux/err.h>
-
-#include <acpi/acpi.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
-
+#include <linux/acpi.h>
#define ATK_HID "ATK0110"
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index d9e1f7ccfe6f..b6940992a6ff 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -14,7 +14,6 @@
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/slab.h>
-#include <acpi/acpi.h>
#include <linux/ide.h>
#include <linux/pci.h>
#include <linux/dmi.h>
@@ -98,6 +97,17 @@ bool ide_port_acpi(ide_hwif_t *hwif)
return ide_noacpi == 0 && hwif->acpidata;
}
+static acpi_handle acpi_get_child(acpi_handle handle, u64 addr)
+{
+ struct acpi_device *adev;
+
+ if (!handle || acpi_bus_get_device(handle, &adev))
+ return NULL;
+
+ adev = acpi_find_child_device(adev, addr, false);
+ return adev ? adev->handle : NULL;
+}
+
/**
* ide_get_dev_handle - finds acpi_handle and PCI device.function
* @dev: device to locate
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index f80b700f821c..797ed29a36ea 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -123,7 +123,7 @@ static struct cpuidle_state *cpuidle_state_table;
* which is also the index into the MWAIT hint array.
* Thus C0 is a dummy.
*/
-static struct cpuidle_state nehalem_cstates[] __initdata = {
+static struct cpuidle_state nehalem_cstates[] = {
{
.name = "C1-NHM",
.desc = "MWAIT 0x00",
@@ -156,7 +156,7 @@ static struct cpuidle_state nehalem_cstates[] __initdata = {
.enter = NULL }
};
-static struct cpuidle_state snb_cstates[] __initdata = {
+static struct cpuidle_state snb_cstates[] = {
{
.name = "C1-SNB",
.desc = "MWAIT 0x00",
@@ -196,7 +196,7 @@ static struct cpuidle_state snb_cstates[] __initdata = {
.enter = NULL }
};
-static struct cpuidle_state ivb_cstates[] __initdata = {
+static struct cpuidle_state ivb_cstates[] = {
{
.name = "C1-IVB",
.desc = "MWAIT 0x00",
@@ -236,7 +236,7 @@ static struct cpuidle_state ivb_cstates[] __initdata = {
.enter = NULL }
};
-static struct cpuidle_state hsw_cstates[] __initdata = {
+static struct cpuidle_state hsw_cstates[] = {
{
.name = "C1-HSW",
.desc = "MWAIT 0x00",
@@ -297,7 +297,7 @@ static struct cpuidle_state hsw_cstates[] __initdata = {
.enter = NULL }
};
-static struct cpuidle_state atom_cstates[] __initdata = {
+static struct cpuidle_state atom_cstates[] = {
{
.name = "C1E-ATM",
.desc = "MWAIT 0x00",
@@ -329,7 +329,7 @@ static struct cpuidle_state atom_cstates[] __initdata = {
{
.enter = NULL }
};
-static struct cpuidle_state avn_cstates[] __initdata = {
+static struct cpuidle_state avn_cstates[] = {
{
.name = "C1-AVN",
.desc = "MWAIT 0x00",
@@ -344,6 +344,8 @@ static struct cpuidle_state avn_cstates[] __initdata = {
.exit_latency = 15,
.target_residency = 45,
.enter = &intel_idle },
+ {
+ .enter = NULL }
};
/**
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
index c29b5c838833..cdc7df4fdb8a 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
@@ -31,6 +31,7 @@
*/
#include <linux/netdevice.h>
+#include <linux/if_arp.h> /* For ARPHRD_xxx */
#include <linux/module.h>
#include <net/rtnetlink.h>
#include "ipoib.h"
@@ -103,7 +104,7 @@ static int ipoib_new_child_link(struct net *src_net, struct net_device *dev,
return -EINVAL;
pdev = __dev_get_by_index(src_net, nla_get_u32(tb[IFLA_LINK]));
- if (!pdev)
+ if (!pdev || pdev->type != ARPHRD_INFINIBAND)
return -ENODEV;
ppriv = netdev_priv(pdev);
diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c
index 5d4402365a52..d781b5e52065 100644
--- a/drivers/input/misc/atlas_btns.c
+++ b/drivers/input/misc/atlas_btns.c
@@ -28,8 +28,8 @@
#include <linux/init.h>
#include <linux/input.h>
#include <linux/types.h>
+#include <linux/acpi.h>
#include <asm/uaccess.h>
-#include <acpi/acpi_drivers.h>
#define ACPI_ATLAS_NAME "Atlas ACPI"
#define ACPI_ATLAS_CLASS "Atlas"
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 8f798be6e398..28b4bea7c109 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -26,7 +26,6 @@
#include <linux/msi.h>
#include <linux/amd-iommu.h>
#include <linux/export.h>
-#include <acpi/acpi.h>
#include <asm/pci-direct.h>
#include <asm/iommu.h>
#include <asm/gart.h>
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index bab10b1002fb..0cb7528b30a1 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -6,11 +6,11 @@
#include <linux/hpet.h>
#include <linux/pci.h>
#include <linux/irq.h>
+#include <linux/intel-iommu.h>
+#include <linux/acpi.h>
#include <asm/io_apic.h>
#include <asm/smp.h>
#include <asm/cpu.h>
-#include <linux/intel-iommu.h>
-#include <acpi/acpi.h>
#include <asm/irq_remapping.h>
#include <asm/pci-direct.h>
#include <asm/msidef.h>
diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c
index 497bd026c237..4a4825528188 100644
--- a/drivers/isdn/hisax/hfc_pci.c
+++ b/drivers/isdn/hisax/hfc_pci.c
@@ -1643,10 +1643,6 @@ setup_hfcpci(struct IsdnCard *card)
int i;
struct pci_dev *tmp_hfcpci = NULL;
-#ifdef __BIG_ENDIAN
-#error "not running on big endian machines now"
-#endif
-
strcpy(tmp, hfcpci_revision);
printk(KERN_INFO "HiSax: HFC-PCI driver Rev. %s\n", HiSax_getrev(tmp));
diff --git a/drivers/isdn/hisax/telespci.c b/drivers/isdn/hisax/telespci.c
index f6ab63aa6995..33eeb4602c7e 100644
--- a/drivers/isdn/hisax/telespci.c
+++ b/drivers/isdn/hisax/telespci.c
@@ -290,10 +290,6 @@ int setup_telespci(struct IsdnCard *card)
struct IsdnCardState *cs = card->cs;
char tmp[64];
-#ifdef __BIG_ENDIAN
-#error "not running on big endian machines now"
-#endif
-
strcpy(tmp, telespci_revision);
printk(KERN_INFO "HiSax: Teles/PCI driver Rev. %s\n", HiSax_getrev(tmp));
if (cs->typ != ISDN_CTYPE_TELESPCI)
diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c
index 05188351711d..a97263e902ff 100644
--- a/drivers/leds/leds-lp5521.c
+++ b/drivers/leds/leds-lp5521.c
@@ -244,18 +244,12 @@ static int lp5521_update_program_memory(struct lp55xx_chip *chip,
if (i % 2)
goto err;
- mutex_lock(&chip->lock);
-
for (i = 0; i < LP5521_PROGRAM_LENGTH; i++) {
ret = lp55xx_write(chip, addr[idx] + i, pattern[i]);
- if (ret) {
- mutex_unlock(&chip->lock);
+ if (ret)
return -EINVAL;
- }
}
- mutex_unlock(&chip->lock);
-
return size;
err:
@@ -427,15 +421,17 @@ static ssize_t store_engine_load(struct device *dev,
{
struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev));
struct lp55xx_chip *chip = led->chip;
+ int ret;
mutex_lock(&chip->lock);
chip->engine_idx = nr;
lp5521_load_engine(chip);
+ ret = lp5521_update_program_memory(chip, buf, len);
mutex_unlock(&chip->lock);
- return lp5521_update_program_memory(chip, buf, len);
+ return ret;
}
store_load(1)
store_load(2)
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index 6b553d9f4266..fd9ab5f61441 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -337,18 +337,12 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip,
if (i % 2)
goto err;
- mutex_lock(&chip->lock);
-
for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) {
ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]);
- if (ret) {
- mutex_unlock(&chip->lock);
+ if (ret)
return -EINVAL;
- }
}
- mutex_unlock(&chip->lock);
-
return size;
err:
@@ -548,15 +542,17 @@ static ssize_t store_engine_load(struct device *dev,
{
struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev));
struct lp55xx_chip *chip = led->chip;
+ int ret;
mutex_lock(&chip->lock);
chip->engine_idx = nr;
lp5523_load_engine_and_select_page(chip);
+ ret = lp5523_update_program_memory(chip, buf, len);
mutex_unlock(&chip->lock);
- return lp5523_update_program_memory(chip, buf, len);
+ return ret;
}
store_load(1)
store_load(2)
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index 11e20afbdcac..705698fd2c7e 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -1228,8 +1228,14 @@ static void rtsx_pci_remove(struct pci_dev *pcidev)
pcr->remove_pci = true;
- cancel_delayed_work(&pcr->carddet_work);
- cancel_delayed_work(&pcr->idle_work);
+ /* Disable interrupts at the pcr level */
+ spin_lock_irq(&pcr->lock);
+ rtsx_pci_writel(pcr, RTSX_BIER, 0);
+ pcr->bier = 0;
+ spin_unlock_irq(&pcr->lock);
+
+ cancel_delayed_work_sync(&pcr->carddet_work);
+ cancel_delayed_work_sync(&pcr->idle_work);
mfd_remove_devices(&pcidev->dev);
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index 157b570ba343..92d1ba8e8153 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -308,7 +308,7 @@ static void sdio_acpi_set_handle(struct sdio_func *func)
struct mmc_host *host = func->card->host;
u64 addr = (host->slotno << 16) | func->num;
- acpi_preset_companion(&func->dev, ACPI_HANDLE(host->parent), addr);
+ acpi_preset_companion(&func->dev, ACPI_COMPANION(host->parent), addr);
}
#else
static inline void sdio_acpi_set_handle(struct sdio_func *func) {}
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index d210d131fef2..0f55589a56b8 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -73,7 +73,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
return -ENOMEM;
}
info->map.cached =
- ioremap_cached(info->map.phys, info->map.size);
+ ioremap_cache(info->map.phys, info->map.size);
if (!info->map.cached)
printk(KERN_WARNING "Failed to ioremap cached %s\n",
info->map.name);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 398e299ee1bd..4b8c58b0ec24 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3732,7 +3732,8 @@ static inline int bond_slave_override(struct bonding *bond,
}
-static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
/*
* This helper function exists to help dev_pick_tx get the correct
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index a1f66e2c9a86..ec6119089b82 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -520,10 +520,12 @@ struct bnx2x_fastpath {
#define BNX2X_FP_STATE_IDLE 0
#define BNX2X_FP_STATE_NAPI (1 << 0) /* NAPI owns this FP */
#define BNX2X_FP_STATE_POLL (1 << 1) /* poll owns this FP */
-#define BNX2X_FP_STATE_NAPI_YIELD (1 << 2) /* NAPI yielded this FP */
-#define BNX2X_FP_STATE_POLL_YIELD (1 << 3) /* poll yielded this FP */
+#define BNX2X_FP_STATE_DISABLED (1 << 2)
+#define BNX2X_FP_STATE_NAPI_YIELD (1 << 3) /* NAPI yielded this FP */
+#define BNX2X_FP_STATE_POLL_YIELD (1 << 4) /* poll yielded this FP */
+#define BNX2X_FP_OWNED (BNX2X_FP_STATE_NAPI | BNX2X_FP_STATE_POLL)
#define BNX2X_FP_YIELD (BNX2X_FP_STATE_NAPI_YIELD | BNX2X_FP_STATE_POLL_YIELD)
-#define BNX2X_FP_LOCKED (BNX2X_FP_STATE_NAPI | BNX2X_FP_STATE_POLL)
+#define BNX2X_FP_LOCKED (BNX2X_FP_OWNED | BNX2X_FP_STATE_DISABLED)
#define BNX2X_FP_USER_PEND (BNX2X_FP_STATE_POLL | BNX2X_FP_STATE_POLL_YIELD)
/* protect state */
spinlock_t lock;
@@ -613,7 +615,7 @@ static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp)
{
bool rc = true;
- spin_lock(&fp->lock);
+ spin_lock_bh(&fp->lock);
if (fp->state & BNX2X_FP_LOCKED) {
WARN_ON(fp->state & BNX2X_FP_STATE_NAPI);
fp->state |= BNX2X_FP_STATE_NAPI_YIELD;
@@ -622,7 +624,7 @@ static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp)
/* we don't care if someone yielded */
fp->state = BNX2X_FP_STATE_NAPI;
}
- spin_unlock(&fp->lock);
+ spin_unlock_bh(&fp->lock);
return rc;
}
@@ -631,14 +633,16 @@ static inline bool bnx2x_fp_unlock_napi(struct bnx2x_fastpath *fp)
{
bool rc = false;
- spin_lock(&fp->lock);
+ spin_lock_bh(&fp->lock);
WARN_ON(fp->state &
(BNX2X_FP_STATE_POLL | BNX2X_FP_STATE_NAPI_YIELD));
if (fp->state & BNX2X_FP_STATE_POLL_YIELD)
rc = true;
- fp->state = BNX2X_FP_STATE_IDLE;
- spin_unlock(&fp->lock);
+
+ /* state ==> idle, unless currently disabled */
+ fp->state &= BNX2X_FP_STATE_DISABLED;
+ spin_unlock_bh(&fp->lock);
return rc;
}
@@ -669,7 +673,9 @@ static inline bool bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp)
if (fp->state & BNX2X_FP_STATE_POLL_YIELD)
rc = true;
- fp->state = BNX2X_FP_STATE_IDLE;
+
+ /* state ==> idle, unless currently disabled */
+ fp->state &= BNX2X_FP_STATE_DISABLED;
spin_unlock_bh(&fp->lock);
return rc;
}
@@ -677,9 +683,23 @@ static inline bool bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp)
/* true if a socket is polling, even if it did not get the lock */
static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp)
{
- WARN_ON(!(fp->state & BNX2X_FP_LOCKED));
+ WARN_ON(!(fp->state & BNX2X_FP_OWNED));
return fp->state & BNX2X_FP_USER_PEND;
}
+
+/* false if fp is currently owned */
+static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp)
+{
+ int rc = true;
+
+ spin_lock_bh(&fp->lock);
+ if (fp->state & BNX2X_FP_OWNED)
+ rc = false;
+ fp->state |= BNX2X_FP_STATE_DISABLED;
+ spin_unlock_bh(&fp->lock);
+
+ return rc;
+}
#else
static inline void bnx2x_fp_init_lock(struct bnx2x_fastpath *fp)
{
@@ -709,6 +729,10 @@ static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp)
{
return false;
}
+static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp)
+{
+ return true;
+}
#endif /* CONFIG_NET_RX_BUSY_POLL */
/* Use 2500 as a mini-jumbo MTU for FCoE */
@@ -1250,7 +1274,10 @@ struct bnx2x_slowpath {
* Therefore, if they would have been defined in the same union,
* data can get corrupted.
*/
- struct afex_vif_list_ramrod_data func_afex_rdata;
+ union {
+ struct afex_vif_list_ramrod_data viflist_data;
+ struct function_update_data func_update;
+ } func_afex_rdata;
/* used by dmae command executer */
struct dmae_command dmae[MAX_DMAE_C];
@@ -2499,4 +2526,6 @@ void bnx2x_set_local_cmng(struct bnx2x *bp);
#define MCPR_SCRATCH_BASE(bp) \
(CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
+#define E1H_MAX_MF_SB_COUNT (HC_SB_MAX_SB_E1X/(E1HVN_MAX * PORT_MAX))
+
#endif /* bnx2x.h */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index ec96130533cc..bf811565ee24 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -160,6 +160,7 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
struct sk_buff *skb = tx_buf->skb;
u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons;
int nbd;
+ u16 split_bd_len = 0;
/* prefetch skb end pointer to speedup dev_kfree_skb() */
prefetch(&skb->end);
@@ -167,10 +168,7 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
DP(NETIF_MSG_TX_DONE, "fp[%d]: pkt_idx %d buff @(%p)->skb %p\n",
txdata->txq_index, idx, tx_buf, skb);
- /* unmap first bd */
tx_start_bd = &txdata->tx_desc_ring[bd_idx].start_bd;
- dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd),
- BD_UNMAP_LEN(tx_start_bd), DMA_TO_DEVICE);
nbd = le16_to_cpu(tx_start_bd->nbd) - 1;
#ifdef BNX2X_STOP_ON_ERROR
@@ -188,12 +186,19 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata,
--nbd;
bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
- /* ...and the TSO split header bd since they have no mapping */
+ /* TSO headers+data bds share a common mapping. See bnx2x_tx_split() */
if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) {
+ tx_data_bd = &txdata->tx_desc_ring[bd_idx].reg_bd;
+ split_bd_len = BD_UNMAP_LEN(tx_data_bd);
--nbd;
bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
}
+ /* unmap first bd */
+ dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd),
+ BD_UNMAP_LEN(tx_start_bd) + split_bd_len,
+ DMA_TO_DEVICE);
+
/* now free frags */
while (nbd > 0) {
@@ -1790,26 +1795,22 @@ static void bnx2x_napi_disable_cnic(struct bnx2x *bp)
{
int i;
- local_bh_disable();
for_each_rx_queue_cnic(bp, i) {
napi_disable(&bnx2x_fp(bp, i, napi));
- while (!bnx2x_fp_lock_napi(&bp->fp[i]))
- mdelay(1);
+ while (!bnx2x_fp_ll_disable(&bp->fp[i]))
+ usleep_range(1000, 2000);
}
- local_bh_enable();
}
static void bnx2x_napi_disable(struct bnx2x *bp)
{
int i;
- local_bh_disable();
for_each_eth_queue(bp, i) {
napi_disable(&bnx2x_fp(bp, i, napi));
- while (!bnx2x_fp_lock_napi(&bp->fp[i]))
- mdelay(1);
+ while (!bnx2x_fp_ll_disable(&bp->fp[i]))
+ usleep_range(1000, 2000);
}
- local_bh_enable();
}
void bnx2x_netif_start(struct bnx2x *bp)
@@ -1832,7 +1833,8 @@ void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw)
bnx2x_napi_disable_cnic(bp);
}
-u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb)
+u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
struct bnx2x *bp = netdev_priv(dev);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
index da8fcaa74495..41f3ca5ad972 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
@@ -524,7 +524,8 @@ int bnx2x_set_vf_mac(struct net_device *dev, int queue, u8 *mac);
int bnx2x_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos);
/* select_queue callback */
-u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb);
+u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv);
static inline void bnx2x_update_rx_prod(struct bnx2x *bp,
struct bnx2x_fastpath *fp,
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index 20dcc02431ca..11fc79585491 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -3865,6 +3865,19 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
bnx2x_warpcore_enable_AN_KR2(phy, params, vars);
} else {
+ /* Enable Auto-Detect to support 1G over CL37 as well */
+ bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+ MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0x10);
+
+ /* Force cl48 sync_status LOW to avoid getting stuck in CL73
+ * parallel-detect loop when CL73 and CL37 are enabled.
+ */
+ CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK,
+ MDIO_AER_BLOCK_AER_REG, 0);
+ bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+ MDIO_WC_REG_RXB_ANA_RX_CONTROL_PCI, 0x0800);
+ bnx2x_set_aer_mmd(params, phy);
+
bnx2x_disable_kr2(params, vars, phy);
}
@@ -8120,17 +8133,20 @@ static int bnx2x_get_edc_mode(struct bnx2x_phy *phy,
*edc_mode = EDC_MODE_ACTIVE_DAC;
else
check_limiting_mode = 1;
- } else if (copper_module_type &
- SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
+ } else {
+ *edc_mode = EDC_MODE_PASSIVE_DAC;
+ /* Even in case PASSIVE_DAC indication is not set,
+ * treat it as a passive DAC cable, since some cables
+ * don't have this indication.
+ */
+ if (copper_module_type &
+ SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
DP(NETIF_MSG_LINK,
"Passive Copper cable detected\n");
- *edc_mode =
- EDC_MODE_PASSIVE_DAC;
- } else {
- DP(NETIF_MSG_LINK,
- "Unknown copper-cable-type 0x%x !!!\n",
- copper_module_type);
- return -EINVAL;
+ } else {
+ DP(NETIF_MSG_LINK,
+ "Unknown copper-cable-type\n");
+ }
}
break;
}
@@ -10825,9 +10841,9 @@ static int bnx2x_54618se_config_init(struct bnx2x_phy *phy,
(1<<11));
if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
- (phy->req_line_speed == SPEED_1000)) {
+ (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
+ (phy->req_line_speed == SPEED_1000)) {
an_1000_val |= (1<<8);
autoneg_val |= (1<<9 | 1<<12);
if (phy->req_duplex == DUPLEX_FULL)
@@ -10843,30 +10859,32 @@ static int bnx2x_54618se_config_init(struct bnx2x_phy *phy,
0x09,
&an_1000_val);
- /* Set 100 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) {
- an_10_100_val |= (1<<7);
- /* Enable autoneg and restart autoneg for legacy speeds */
- autoneg_val |= (1<<9 | 1<<12);
-
- if (phy->req_duplex == DUPLEX_FULL)
- an_10_100_val |= (1<<8);
- DP(NETIF_MSG_LINK, "Advertising 100M\n");
- }
-
- /* Set 10 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) {
- an_10_100_val |= (1<<5);
- autoneg_val |= (1<<9 | 1<<12);
- if (phy->req_duplex == DUPLEX_FULL)
+ /* Advertise 10/100 link speed */
+ if (phy->req_line_speed == SPEED_AUTO_NEG) {
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) {
+ an_10_100_val |= (1<<5);
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 10M-HD\n");
+ }
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) {
an_10_100_val |= (1<<6);
- DP(NETIF_MSG_LINK, "Advertising 10M\n");
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 10M-FD\n");
+ }
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
+ an_10_100_val |= (1<<7);
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 100M-HD\n");
+ }
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
+ an_10_100_val |= (1<<8);
+ autoneg_val |= (1<<9 | 1<<12);
+ DP(NETIF_MSG_LINK, "Advertising 100M-FD\n");
+ }
}
/* Only 10/100 are allowed to work in FORCE mode */
@@ -13342,6 +13360,10 @@ static u8 bnx2x_analyze_link_error(struct link_params *params,
DP(NETIF_MSG_LINK, "Link changed:[%x %x]->%x\n", vars->link_up,
old_status, status);
+ /* Do not touch the link in case physical link down */
+ if ((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0)
+ return 1;
+
/* a. Update shmem->link_status accordingly
* b. Update link_vars->link_up
*/
@@ -13550,7 +13572,7 @@ static void bnx2x_check_kr2_wa(struct link_params *params,
*/
not_kr2_device = (((base_page & 0x8000) == 0) ||
(((base_page & 0x8000) &&
- ((next_page & 0xe0) == 0x2))));
+ ((next_page & 0xe0) == 0x20))));
/* In case KR2 is already disabled, check if we need to re-enable it */
if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 814d0eca9b33..8b3107b2fcc1 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -11447,9 +11447,9 @@ static int bnx2x_get_hwinfo(struct bnx2x *bp)
}
}
- /* adjust igu_sb_cnt to MF for E1x */
- if (CHIP_IS_E1x(bp) && IS_MF(bp))
- bp->igu_sb_cnt /= E1HVN_MAX;
+ /* adjust igu_sb_cnt to MF for E1H */
+ if (CHIP_IS_E1H(bp) && IS_MF(bp))
+ bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, E1H_MAX_MF_SB_COUNT);
/* port info */
bnx2x_get_port_hwinfo(bp);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h
index 3efbb35267c8..14ffb6e56e59 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h
@@ -7179,6 +7179,7 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_WC_REG_RX1_PCI_CTRL 0x80ca
#define MDIO_WC_REG_RX2_PCI_CTRL 0x80da
#define MDIO_WC_REG_RX3_PCI_CTRL 0x80ea
+#define MDIO_WC_REG_RXB_ANA_RX_CONTROL_PCI 0x80fa
#define MDIO_WC_REG_XGXSBLK2_UNICORE_MODE_10G 0x8104
#define MDIO_WC_REG_XGXS_STATUS3 0x8129
#define MDIO_WC_REG_PAR_DET_10G_STATUS 0x8130
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
index 32c92abf5094..18438a504d57 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
@@ -2038,6 +2038,7 @@ static int bnx2x_vlan_mac_del_all(struct bnx2x *bp,
struct bnx2x_vlan_mac_ramrod_params p;
struct bnx2x_exe_queue_obj *exeq = &o->exe_queue;
struct bnx2x_exeq_elem *exeq_pos, *exeq_pos_n;
+ unsigned long flags;
int read_lock;
int rc = 0;
@@ -2046,8 +2047,9 @@ static int bnx2x_vlan_mac_del_all(struct bnx2x *bp,
spin_lock_bh(&exeq->lock);
list_for_each_entry_safe(exeq_pos, exeq_pos_n, &exeq->exe_queue, link) {
- if (exeq_pos->cmd_data.vlan_mac.vlan_mac_flags ==
- *vlan_mac_flags) {
+ flags = exeq_pos->cmd_data.vlan_mac.vlan_mac_flags;
+ if (BNX2X_VLAN_MAC_CMP_FLAGS(flags) ==
+ BNX2X_VLAN_MAC_CMP_FLAGS(*vlan_mac_flags)) {
rc = exeq->remove(bp, exeq->owner, exeq_pos);
if (rc) {
BNX2X_ERR("Failed to remove command\n");
@@ -2080,7 +2082,9 @@ static int bnx2x_vlan_mac_del_all(struct bnx2x *bp,
return read_lock;
list_for_each_entry(pos, &o->head, link) {
- if (pos->vlan_mac_flags == *vlan_mac_flags) {
+ flags = pos->vlan_mac_flags;
+ if (BNX2X_VLAN_MAC_CMP_FLAGS(flags) ==
+ BNX2X_VLAN_MAC_CMP_FLAGS(*vlan_mac_flags)) {
p.user_req.vlan_mac_flags = pos->vlan_mac_flags;
memcpy(&p.user_req.u, &pos->u, sizeof(pos->u));
rc = bnx2x_config_vlan_mac(bp, &p);
@@ -4382,8 +4386,11 @@ int bnx2x_config_rss(struct bnx2x *bp,
struct bnx2x_raw_obj *r = &o->raw;
/* Do nothing if only driver cleanup was requested */
- if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags))
+ if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags)) {
+ DP(BNX2X_MSG_SP, "Not configuring RSS ramrod_flags=%lx\n",
+ p->ramrod_flags);
return 0;
+ }
r->set_pending(r);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
index 658f4e33abf9..6a53c15c85a3 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
@@ -266,6 +266,13 @@ enum {
BNX2X_DONT_CONSUME_CAM_CREDIT,
BNX2X_DONT_CONSUME_CAM_CREDIT_DEST,
};
+/* When looking for matching filters, some flags are not interesting */
+#define BNX2X_VLAN_MAC_CMP_MASK (1 << BNX2X_UC_LIST_MAC | \
+ 1 << BNX2X_ETH_MAC | \
+ 1 << BNX2X_ISCSI_ETH_MAC | \
+ 1 << BNX2X_NETQ_ETH_MAC)
+#define BNX2X_VLAN_MAC_CMP_FLAGS(flags) \
+ ((flags) & BNX2X_VLAN_MAC_CMP_MASK)
struct bnx2x_vlan_mac_ramrod_params {
/* Object to run the command from */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 2e46c28fc601..e7845e5be1c7 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -1209,6 +1209,11 @@ static void bnx2x_vfop_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf)
/* next state */
vfop->state = BNX2X_VFOP_RXMODE_DONE;
+ /* record the accept flags in vfdb so hypervisor can modify them
+ * if necessary
+ */
+ bnx2x_vfq(vf, ramrod->cl_id - vf->igu_base_id, accept_flags) =
+ ramrod->rx_accept_flags;
vfop->rc = bnx2x_config_rx_mode(bp, ramrod);
bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE);
op_err:
@@ -1224,39 +1229,43 @@ op_pending:
return;
}
+static void bnx2x_vf_prep_rx_mode(struct bnx2x *bp, u8 qid,
+ struct bnx2x_rx_mode_ramrod_params *ramrod,
+ struct bnx2x_virtf *vf,
+ unsigned long accept_flags)
+{
+ struct bnx2x_vf_queue *vfq = vfq_get(vf, qid);
+
+ memset(ramrod, 0, sizeof(*ramrod));
+ ramrod->cid = vfq->cid;
+ ramrod->cl_id = vfq_cl_id(vf, vfq);
+ ramrod->rx_mode_obj = &bp->rx_mode_obj;
+ ramrod->func_id = FW_VF_HANDLE(vf->abs_vfid);
+ ramrod->rx_accept_flags = accept_flags;
+ ramrod->tx_accept_flags = accept_flags;
+ ramrod->pstate = &vf->filter_state;
+ ramrod->state = BNX2X_FILTER_RX_MODE_PENDING;
+
+ set_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state);
+ set_bit(RAMROD_RX, &ramrod->ramrod_flags);
+ set_bit(RAMROD_TX, &ramrod->ramrod_flags);
+
+ ramrod->rdata = bnx2x_vf_sp(bp, vf, rx_mode_rdata.e2);
+ ramrod->rdata_mapping = bnx2x_vf_sp_map(bp, vf, rx_mode_rdata.e2);
+}
+
int bnx2x_vfop_rxmode_cmd(struct bnx2x *bp,
struct bnx2x_virtf *vf,
struct bnx2x_vfop_cmd *cmd,
int qid, unsigned long accept_flags)
{
- struct bnx2x_vf_queue *vfq = vfq_get(vf, qid);
struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf);
if (vfop) {
struct bnx2x_rx_mode_ramrod_params *ramrod =
&vf->op_params.rx_mode;
- memset(ramrod, 0, sizeof(*ramrod));
-
- /* Prepare ramrod parameters */
- ramrod->cid = vfq->cid;
- ramrod->cl_id = vfq_cl_id(vf, vfq);
- ramrod->rx_mode_obj = &bp->rx_mode_obj;
- ramrod->func_id = FW_VF_HANDLE(vf->abs_vfid);
-
- ramrod->rx_accept_flags = accept_flags;
- ramrod->tx_accept_flags = accept_flags;
- ramrod->pstate = &vf->filter_state;
- ramrod->state = BNX2X_FILTER_RX_MODE_PENDING;
-
- set_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state);
- set_bit(RAMROD_RX, &ramrod->ramrod_flags);
- set_bit(RAMROD_TX, &ramrod->ramrod_flags);
-
- ramrod->rdata =
- bnx2x_vf_sp(bp, vf, rx_mode_rdata.e2);
- ramrod->rdata_mapping =
- bnx2x_vf_sp_map(bp, vf, rx_mode_rdata.e2);
+ bnx2x_vf_prep_rx_mode(bp, qid, ramrod, vf, accept_flags);
bnx2x_vfop_opset(BNX2X_VFOP_RXMODE_CONFIG,
bnx2x_vfop_rxmode, cmd->done);
@@ -3202,13 +3211,16 @@ int bnx2x_enable_sriov(struct bnx2x *bp)
bnx2x_iov_static_resc(bp, vf);
}
- /* prepare msix vectors in VF configuration space */
+ /* prepare msix vectors in VF configuration space - the value in the
+ * PCI configuration space should be the index of the last entry,
+ * namely one less than the actual size of the table
+ */
for (vf_idx = first_vf; vf_idx < first_vf + req_vfs; vf_idx++) {
bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf_idx));
REG_WR(bp, PCICFG_OFFSET + GRC_CONFIG_REG_VF_MSIX_CONTROL,
- num_vf_queues);
+ num_vf_queues - 1);
DP(BNX2X_MSG_IOV, "set msix vec num in VF %d cfg space to %d\n",
- vf_idx, num_vf_queues);
+ vf_idx, num_vf_queues - 1);
}
bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
@@ -3436,10 +3448,18 @@ out:
int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos)
{
+ struct bnx2x_queue_state_params q_params = {NULL};
+ struct bnx2x_vlan_mac_ramrod_params ramrod_param;
+ struct bnx2x_queue_update_params *update_params;
+ struct pf_vf_bulletin_content *bulletin = NULL;
+ struct bnx2x_rx_mode_ramrod_params rx_ramrod;
struct bnx2x *bp = netdev_priv(dev);
- int rc, q_logical_state;
+ struct bnx2x_vlan_mac_obj *vlan_obj;
+ unsigned long vlan_mac_flags = 0;
+ unsigned long ramrod_flags = 0;
struct bnx2x_virtf *vf = NULL;
- struct pf_vf_bulletin_content *bulletin = NULL;
+ unsigned long accept_flags;
+ int rc;
/* sanity and init */
rc = bnx2x_vf_ndo_prep(bp, vfidx, &vf, &bulletin);
@@ -3457,104 +3477,118 @@ int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos)
/* update PF's copy of the VF's bulletin. No point in posting the vlan
* to the VF since it doesn't have anything to do with it. But it useful
* to store it here in case the VF is not up yet and we can only
- * configure the vlan later when it does.
+ * configure the vlan later when it does. Treat vlan id 0 as remove the
+ * Host tag.
*/
- bulletin->valid_bitmap |= 1 << VLAN_VALID;
+ if (vlan > 0)
+ bulletin->valid_bitmap |= 1 << VLAN_VALID;
+ else
+ bulletin->valid_bitmap &= ~(1 << VLAN_VALID);
bulletin->vlan = vlan;
/* is vf initialized and queue set up? */
- q_logical_state =
- bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj));
- if (vf->state == VF_ENABLED &&
- q_logical_state == BNX2X_Q_LOGICAL_STATE_ACTIVE) {
- /* configure the vlan in device on this vf's queue */
- unsigned long ramrod_flags = 0;
- unsigned long vlan_mac_flags = 0;
- struct bnx2x_vlan_mac_obj *vlan_obj =
- &bnx2x_leading_vfq(vf, vlan_obj);
- struct bnx2x_vlan_mac_ramrod_params ramrod_param;
- struct bnx2x_queue_state_params q_params = {NULL};
- struct bnx2x_queue_update_params *update_params;
+ if (vf->state != VF_ENABLED ||
+ bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj)) !=
+ BNX2X_Q_LOGICAL_STATE_ACTIVE)
+ return rc;
- rc = validate_vlan_mac(bp, &bnx2x_leading_vfq(vf, mac_obj));
- if (rc)
- return rc;
- memset(&ramrod_param, 0, sizeof(ramrod_param));
+ /* configure the vlan in device on this vf's queue */
+ vlan_obj = &bnx2x_leading_vfq(vf, vlan_obj);
+ rc = validate_vlan_mac(bp, &bnx2x_leading_vfq(vf, mac_obj));
+ if (rc)
+ return rc;
- /* must lock vfpf channel to protect against vf flows */
- bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN);
+ /* must lock vfpf channel to protect against vf flows */
+ bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN);
- /* remove existing vlans */
- __set_bit(RAMROD_COMP_WAIT, &ramrod_flags);
- rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_mac_flags,
- &ramrod_flags);
- if (rc) {
- BNX2X_ERR("failed to delete vlans\n");
- rc = -EINVAL;
- goto out;
- }
+ /* remove existing vlans */
+ __set_bit(RAMROD_COMP_WAIT, &ramrod_flags);
+ rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_mac_flags,
+ &ramrod_flags);
+ if (rc) {
+ BNX2X_ERR("failed to delete vlans\n");
+ rc = -EINVAL;
+ goto out;
+ }
+
+ /* need to remove/add the VF's accept_any_vlan bit */
+ accept_flags = bnx2x_leading_vfq(vf, accept_flags);
+ if (vlan)
+ clear_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags);
+ else
+ set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags);
+
+ bnx2x_vf_prep_rx_mode(bp, LEADING_IDX, &rx_ramrod, vf,
+ accept_flags);
+ bnx2x_leading_vfq(vf, accept_flags) = accept_flags;
+ bnx2x_config_rx_mode(bp, &rx_ramrod);
+
+ /* configure the new vlan to device */
+ memset(&ramrod_param, 0, sizeof(ramrod_param));
+ __set_bit(RAMROD_COMP_WAIT, &ramrod_flags);
+ ramrod_param.vlan_mac_obj = vlan_obj;
+ ramrod_param.ramrod_flags = ramrod_flags;
+ set_bit(BNX2X_DONT_CONSUME_CAM_CREDIT,
+ &ramrod_param.user_req.vlan_mac_flags);
+ ramrod_param.user_req.u.vlan.vlan = vlan;
+ ramrod_param.user_req.cmd = BNX2X_VLAN_MAC_ADD;
+ rc = bnx2x_config_vlan_mac(bp, &ramrod_param);
+ if (rc) {
+ BNX2X_ERR("failed to configure vlan\n");
+ rc = -EINVAL;
+ goto out;
+ }
- /* send queue update ramrod to configure default vlan and silent
- * vlan removal
+ /* send queue update ramrod to configure default vlan and silent
+ * vlan removal
+ */
+ __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags);
+ q_params.cmd = BNX2X_Q_CMD_UPDATE;
+ q_params.q_obj = &bnx2x_leading_vfq(vf, sp_obj);
+ update_params = &q_params.params.update;
+ __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG,
+ &update_params->update_flags);
+ __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG,
+ &update_params->update_flags);
+ if (vlan == 0) {
+ /* if vlan is 0 then we want to leave the VF traffic
+ * untagged, and leave the incoming traffic untouched
+ * (i.e. do not remove any vlan tags).
*/
- __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags);
- q_params.cmd = BNX2X_Q_CMD_UPDATE;
- q_params.q_obj = &bnx2x_leading_vfq(vf, sp_obj);
- update_params = &q_params.params.update;
- __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG,
+ __clear_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN,
+ &update_params->update_flags);
+ __clear_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM,
+ &update_params->update_flags);
+ } else {
+ /* configure default vlan to vf queue and set silent
+ * vlan removal (the vf remains unaware of this vlan).
+ */
+ __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN,
&update_params->update_flags);
- __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG,
+ __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM,
&update_params->update_flags);
+ update_params->def_vlan = vlan;
+ update_params->silent_removal_value =
+ vlan & VLAN_VID_MASK;
+ update_params->silent_removal_mask = VLAN_VID_MASK;
+ }
- if (vlan == 0) {
- /* if vlan is 0 then we want to leave the VF traffic
- * untagged, and leave the incoming traffic untouched
- * (i.e. do not remove any vlan tags).
- */
- __clear_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN,
- &update_params->update_flags);
- __clear_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM,
- &update_params->update_flags);
- } else {
- /* configure the new vlan to device */
- __set_bit(RAMROD_COMP_WAIT, &ramrod_flags);
- ramrod_param.vlan_mac_obj = vlan_obj;
- ramrod_param.ramrod_flags = ramrod_flags;
- ramrod_param.user_req.u.vlan.vlan = vlan;
- ramrod_param.user_req.cmd = BNX2X_VLAN_MAC_ADD;
- rc = bnx2x_config_vlan_mac(bp, &ramrod_param);
- if (rc) {
- BNX2X_ERR("failed to configure vlan\n");
- rc = -EINVAL;
- goto out;
- }
-
- /* configure default vlan to vf queue and set silent
- * vlan removal (the vf remains unaware of this vlan).
- */
- update_params = &q_params.params.update;
- __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN,
- &update_params->update_flags);
- __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM,
- &update_params->update_flags);
- update_params->def_vlan = vlan;
- }
+ /* Update the Queue state */
+ rc = bnx2x_queue_state_change(bp, &q_params);
+ if (rc) {
+ BNX2X_ERR("Failed to configure default VLAN\n");
+ goto out;
+ }
- /* Update the Queue state */
- rc = bnx2x_queue_state_change(bp, &q_params);
- if (rc) {
- BNX2X_ERR("Failed to configure default VLAN\n");
- goto out;
- }
- /* clear the flag indicating that this VF needs its vlan
- * (will only be set if the HV configured the Vlan before vf was
- * up and we were called because the VF came up later
- */
+ /* clear the flag indicating that this VF needs its vlan
+ * (will only be set if the HV configured the Vlan before vf was
+ * up and we were called because the VF came up later
+ */
out:
- vf->cfg_flags &= ~VF_CFG_VLAN;
- bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN);
- }
+ vf->cfg_flags &= ~VF_CFG_VLAN;
+ bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN);
+
return rc;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
index 1ff6a9366629..8c213fa52174 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
@@ -74,6 +74,7 @@ struct bnx2x_vf_queue {
/* VLANs object */
struct bnx2x_vlan_mac_obj vlan_obj;
atomic_t vlan_count; /* 0 means vlan-0 is set ~ untagged */
+ unsigned long accept_flags; /* last accept flags configured */
/* Queue Slow-path State object */
struct bnx2x_queue_sp_obj sp_obj;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index 3dc2537fe91b..0756d7dabdd5 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -1598,6 +1598,8 @@ static void bnx2x_vfop_mbx_qfilters(struct bnx2x *bp, struct bnx2x_virtf *vf)
if (msg->flags & VFPF_SET_Q_FILTERS_RX_MASK_CHANGED) {
unsigned long accept = 0;
+ struct pf_vf_bulletin_content *bulletin =
+ BP_VF_BULLETIN(bp, vf->index);
/* covert VF-PF if mask to bnx2x accept flags */
if (msg->rx_mask & VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST)
@@ -1617,9 +1619,11 @@ static void bnx2x_vfop_mbx_qfilters(struct bnx2x *bp, struct bnx2x_virtf *vf)
__set_bit(BNX2X_ACCEPT_BROADCAST, &accept);
/* A packet arriving the vf's mac should be accepted
- * with any vlan
+ * with any vlan, unless a vlan has already been
+ * configured.
*/
- __set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept);
+ if (!(bulletin->valid_bitmap & (1 << VLAN_VALID)))
+ __set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept);
/* set rx-mode */
rc = bnx2x_vfop_rxmode_cmd(bp, vf, &cmd,
@@ -1710,6 +1714,21 @@ static void bnx2x_vf_mbx_set_q_filters(struct bnx2x *bp,
goto response;
}
}
+ /* if vlan was set by hypervisor we don't allow guest to config vlan */
+ if (bulletin->valid_bitmap & 1 << VLAN_VALID) {
+ int i;
+
+ /* search for vlan filters */
+ for (i = 0; i < filters->n_mac_vlan_filters; i++) {
+ if (filters->filters[i].flags &
+ VFPF_Q_FILTER_VLAN_TAG_VALID) {
+ BNX2X_ERR("VF[%d] attempted to configure vlan but one was already set by Hypervisor. Aborting request\n",
+ vf->abs_vfid);
+ vf->op_rc = -EPERM;
+ goto response;
+ }
+ }
+ }
/* verify vf_qid */
if (filters->vf_qid > vf_rxq_count(vf))
@@ -1805,6 +1824,9 @@ static void bnx2x_vf_mbx_update_rss(struct bnx2x *bp, struct bnx2x_virtf *vf,
vf_op_params->rss_result_mask = rss_tlv->rss_result_mask;
/* flags handled individually for backward/forward compatability */
+ vf_op_params->rss_flags = 0;
+ vf_op_params->ramrod_flags = 0;
+
if (rss_tlv->rss_flags & VFPF_RSS_MODE_DISABLED)
__set_bit(BNX2X_RSS_MODE_DISABLED, &vf_op_params->rss_flags);
if (rss_tlv->rss_flags & VFPF_RSS_MODE_REGULAR)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c
index cc380c36e1a8..cc3511a5cd0c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -2581,7 +2581,7 @@ static int t4_sge_init_soft(struct adapter *adap)
#undef READ_FL_BUF
if (fl_small_pg != PAGE_SIZE ||
- (fl_large_pg != 0 && (fl_large_pg <= fl_small_pg ||
+ (fl_large_pg != 0 && (fl_large_pg < fl_small_pg ||
(fl_large_pg & (fl_large_pg-1)) != 0))) {
dev_err(adap->pdev_dev, "bad SGE FL page buffer sizes [%d, %d]\n",
fl_small_pg, fl_large_pg);
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 5878df619b53..4ccaf9af6fc9 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -104,6 +104,7 @@ static inline char *nic_name(struct pci_dev *pdev)
#define BE3_MAX_RSS_QS 16
#define BE3_MAX_TX_QS 16
#define BE3_MAX_EVT_QS 16
+#define BE3_SRIOV_MAX_EVT_QS 8
#define MAX_RX_QS 32
#define MAX_EVT_QS 32
@@ -480,7 +481,7 @@ struct be_adapter {
struct list_head entry;
u32 flash_status;
- struct completion flash_compl;
+ struct completion et_cmd_compl;
struct be_resources res; /* resources available for the func */
u16 num_vfs; /* Number of VFs provisioned by PF */
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index e0e8bc1ef14c..94c35c8d799d 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -141,11 +141,17 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
subsystem = resp_hdr->subsystem;
}
+ if (opcode == OPCODE_LOWLEVEL_LOOPBACK_TEST &&
+ subsystem == CMD_SUBSYSTEM_LOWLEVEL) {
+ complete(&adapter->et_cmd_compl);
+ return 0;
+ }
+
if (((opcode == OPCODE_COMMON_WRITE_FLASHROM) ||
(opcode == OPCODE_COMMON_WRITE_OBJECT)) &&
(subsystem == CMD_SUBSYSTEM_COMMON)) {
adapter->flash_status = compl_status;
- complete(&adapter->flash_compl);
+ complete(&adapter->et_cmd_compl);
}
if (compl_status == MCC_STATUS_SUCCESS) {
@@ -2017,6 +2023,9 @@ int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable,
0x3ea83c02, 0x4a110304};
int status;
+ if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS))
+ return 0;
+
if (mutex_lock_interruptible(&adapter->mbox_lock))
return -1;
@@ -2160,7 +2169,7 @@ int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
be_mcc_notify(adapter);
spin_unlock_bh(&adapter->mcc_lock);
- if (!wait_for_completion_timeout(&adapter->flash_compl,
+ if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
msecs_to_jiffies(60000)))
status = -1;
else
@@ -2255,8 +2264,8 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
be_mcc_notify(adapter);
spin_unlock_bh(&adapter->mcc_lock);
- if (!wait_for_completion_timeout(&adapter->flash_compl,
- msecs_to_jiffies(40000)))
+ if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
+ msecs_to_jiffies(40000)))
status = -1;
else
status = adapter->flash_status;
@@ -2367,6 +2376,7 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_loopback_test *req;
+ struct be_cmd_resp_loopback_test *resp;
int status;
spin_lock_bh(&adapter->mcc_lock);
@@ -2381,8 +2391,8 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, NULL);
- req->hdr.timeout = cpu_to_le32(4);
+ req->hdr.timeout = cpu_to_le32(15);
req->pattern = cpu_to_le64(pattern);
req->src_port = cpu_to_le32(port_num);
req->dest_port = cpu_to_le32(port_num);
@@ -2390,12 +2400,15 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
req->num_pkts = cpu_to_le32(num_pkts);
req->loopback_type = cpu_to_le32(loopback_type);
- status = be_mcc_notify_wait(adapter);
- if (!status) {
- struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
- status = le32_to_cpu(resp->status);
- }
+ be_mcc_notify(adapter);
+
+ spin_unlock_bh(&adapter->mcc_lock);
+ wait_for_completion(&adapter->et_cmd_compl);
+ resp = embedded_payload(wrb);
+ status = le32_to_cpu(resp->status);
+
+ return status;
err:
spin_unlock_bh(&adapter->mcc_lock);
return status;
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 0fde69d5cb6a..bf40fdaecfa3 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2744,13 +2744,16 @@ static int be_rx_qs_create(struct be_adapter *adapter)
if (!BEx_chip(adapter))
adapter->rss_flags |= RSS_ENABLE_UDP_IPV4 |
RSS_ENABLE_UDP_IPV6;
+ } else {
+ /* Disable RSS, if only default RX Q is created */
+ adapter->rss_flags = RSS_ENABLE_NONE;
+ }
- rc = be_cmd_rss_config(adapter, rsstable, adapter->rss_flags,
- 128);
- if (rc) {
- adapter->rss_flags = 0;
- return rc;
- }
+ rc = be_cmd_rss_config(adapter, rsstable, adapter->rss_flags,
+ 128);
+ if (rc) {
+ adapter->rss_flags = RSS_ENABLE_NONE;
+ return rc;
}
/* First time posting */
@@ -3124,11 +3127,11 @@ static void BEx_get_resources(struct be_adapter *adapter,
{
struct pci_dev *pdev = adapter->pdev;
bool use_sriov = false;
+ int max_vfs;
- if (BE3_chip(adapter) && sriov_want(adapter)) {
- int max_vfs;
+ max_vfs = pci_sriov_get_totalvfs(pdev);
- max_vfs = pci_sriov_get_totalvfs(pdev);
+ if (BE3_chip(adapter) && sriov_want(adapter)) {
res->max_vfs = max_vfs > 0 ? min(MAX_VFS, max_vfs) : 0;
use_sriov = res->max_vfs;
}
@@ -3159,7 +3162,11 @@ static void BEx_get_resources(struct be_adapter *adapter,
BE3_MAX_RSS_QS : BE2_MAX_RSS_QS;
res->max_rx_qs = res->max_rss_qs + 1;
- res->max_evt_qs = be_physfn(adapter) ? BE3_MAX_EVT_QS : 1;
+ if (be_physfn(adapter))
+ res->max_evt_qs = (max_vfs > 0) ?
+ BE3_SRIOV_MAX_EVT_QS : BE3_MAX_EVT_QS;
+ else
+ res->max_evt_qs = 1;
res->if_cap_flags = BE_IF_CAP_FLAGS_WANT;
if (!(adapter->function_caps & BE_FUNCTION_CAPS_RSS))
@@ -4205,7 +4212,7 @@ static int be_ctrl_init(struct be_adapter *adapter)
spin_lock_init(&adapter->mcc_lock);
spin_lock_init(&adapter->mcc_cq_lock);
- init_completion(&adapter->flash_compl);
+ init_completion(&adapter->et_cmd_compl);
pci_save_state(adapter->pdev);
return 0;
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 45b8b22b9987..50bb71c663e2 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -2049,8 +2049,6 @@ static void fec_reset_phy(struct platform_device *pdev)
int err, phy_reset;
int msec = 1;
struct device_node *np = pdev->dev.of_node;
- enum of_gpio_flags flags;
- bool port;
if (!np)
return;
@@ -2060,22 +2058,18 @@ static void fec_reset_phy(struct platform_device *pdev)
if (msec > 1000)
msec = 1;
- phy_reset = of_get_named_gpio_flags(np, "phy-reset-gpios", 0, &flags);
+ phy_reset = of_get_named_gpio(np, "phy-reset-gpios", 0);
if (!gpio_is_valid(phy_reset))
return;
- if (flags & OF_GPIO_ACTIVE_LOW)
- port = GPIOF_OUT_INIT_LOW;
- else
- port = GPIOF_OUT_INIT_HIGH;
-
- err = devm_gpio_request_one(&pdev->dev, phy_reset, port, "phy-reset");
+ err = devm_gpio_request_one(&pdev->dev, phy_reset,
+ GPIOF_OUT_INIT_LOW, "phy-reset");
if (err) {
dev_err(&pdev->dev, "failed to get phy-reset-gpios: %d\n", err);
return;
}
msleep(msec);
- gpio_set_value(phy_reset, !port);
+ gpio_set_value(phy_reset, 1);
}
#else /* CONFIG_OF */
static void fec_reset_phy(struct platform_device *pdev)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index cc06854296a3..5bcc870f8367 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6827,12 +6827,20 @@ static inline int ixgbe_maybe_stop_tx(struct ixgbe_ring *tx_ring, u16 size)
return __ixgbe_maybe_stop_tx(tx_ring, size);
}
-#ifdef IXGBE_FCOE
-static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
+ struct ixgbe_fwd_adapter *fwd_adapter = accel_priv;
+#ifdef IXGBE_FCOE
struct ixgbe_adapter *adapter;
struct ixgbe_ring_feature *f;
int txq;
+#endif
+
+ if (fwd_adapter)
+ return skb->queue_mapping + fwd_adapter->tx_base_queue;
+
+#ifdef IXGBE_FCOE
/*
* only execute the code below if protocol is FCoE
@@ -6858,9 +6866,11 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
txq -= f->indices;
return txq + f->offset;
+#else
+ return __netdev_pick_tx(dev, skb);
+#endif
}
-#endif
netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb,
struct ixgbe_adapter *adapter,
struct ixgbe_ring *tx_ring)
@@ -7629,27 +7639,11 @@ static void ixgbe_fwd_del(struct net_device *pdev, void *priv)
kfree(fwd_adapter);
}
-static netdev_tx_t ixgbe_fwd_xmit(struct sk_buff *skb,
- struct net_device *dev,
- void *priv)
-{
- struct ixgbe_fwd_adapter *fwd_adapter = priv;
- unsigned int queue;
- struct ixgbe_ring *tx_ring;
-
- queue = skb->queue_mapping + fwd_adapter->tx_base_queue;
- tx_ring = fwd_adapter->real_adapter->tx_ring[queue];
-
- return __ixgbe_xmit_frame(skb, dev, tx_ring);
-}
-
static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_open = ixgbe_open,
.ndo_stop = ixgbe_close,
.ndo_start_xmit = ixgbe_xmit_frame,
-#ifdef IXGBE_FCOE
.ndo_select_queue = ixgbe_select_queue,
-#endif
.ndo_set_rx_mode = ixgbe_set_rx_mode,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_mac_address = ixgbe_set_mac,
@@ -7689,7 +7683,6 @@ static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_bridge_getlink = ixgbe_ndo_bridge_getlink,
.ndo_dfwd_add_station = ixgbe_fwd_add,
.ndo_dfwd_del_station = ixgbe_fwd_del,
- .ndo_dfwd_start_xmit = ixgbe_fwd_xmit,
};
/**
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c
index 6a6c1f76d8e0..ec94a20d7099 100644
--- a/drivers/net/ethernet/lantiq_etop.c
+++ b/drivers/net/ethernet/lantiq_etop.c
@@ -619,7 +619,8 @@ ltq_etop_set_multicast_list(struct net_device *dev)
}
static u16
-ltq_etop_select_queue(struct net_device *dev, struct sk_buff *skb)
+ltq_etop_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
/* we are currently only using the first queue */
return 0;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index f54ebd5a1702..a7fcd593b2db 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -592,7 +592,8 @@ static void build_inline_wqe(struct mlx4_en_tx_desc *tx_desc, struct sk_buff *sk
}
}
-u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb)
+u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
u16 rings_p_up = priv->num_tx_rings_p_up;
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index f3758de59c05..d5758adceaa2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -714,7 +714,8 @@ int mlx4_en_set_cq_moder(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq);
int mlx4_en_arm_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq);
void mlx4_en_tx_irq(struct mlx4_cq *mcq);
-u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb);
+u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv);
netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev);
int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv,
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index 631ea0ac1cd8..f2a7c7166e24 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -487,6 +487,7 @@ struct qlcnic_hardware_context {
struct qlcnic_mailbox *mailbox;
u8 extend_lb_time;
u8 phys_port_id[ETH_ALEN];
+ u8 lb_mode;
};
struct qlcnic_adapter_stats {
@@ -578,6 +579,8 @@ struct qlcnic_host_tx_ring {
dma_addr_t phys_addr;
dma_addr_t hw_cons_phys_addr;
struct netdev_queue *txq;
+ /* Lock to protect Tx descriptors cleanup */
+ spinlock_t tx_clean_lock;
} ____cacheline_internodealigned_in_smp;
/*
@@ -808,6 +811,7 @@ struct qlcnic_mac_list_s {
#define QLCNIC_ILB_MODE 0x1
#define QLCNIC_ELB_MODE 0x2
+#define QLCNIC_LB_MODE_MASK 0x3
#define QLCNIC_LINKEVENT 0x1
#define QLCNIC_LB_RESPONSE 0x2
@@ -1093,7 +1097,6 @@ struct qlcnic_adapter {
struct qlcnic_filter_hash rx_fhash;
struct list_head vf_mc_list;
- spinlock_t tx_clean_lock;
spinlock_t mac_learn_lock;
/* spinlock for catching rcv filters for eswitch traffic */
spinlock_t rx_mac_learn_lock;
@@ -1708,6 +1711,7 @@ int qlcnic_83xx_init_mailbox_work(struct qlcnic_adapter *);
void qlcnic_83xx_detach_mailbox_work(struct qlcnic_adapter *);
void qlcnic_83xx_reinit_mbx_work(struct qlcnic_mailbox *mbx);
void qlcnic_83xx_free_mailbox(struct qlcnic_mailbox *mbx);
+void qlcnic_update_stats(struct qlcnic_adapter *);
/* Adapter hardware abstraction */
struct qlcnic_hardware_ops {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index 6055d397a29e..f776f99f7915 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -1684,12 +1684,6 @@ int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode)
}
} while ((adapter->ahw->linkup && ahw->has_link_events) != 1);
- /* Make sure carrier is off and queue is stopped during loopback */
- if (netif_running(netdev)) {
- netif_carrier_off(netdev);
- netif_tx_stop_all_queues(netdev);
- }
-
ret = qlcnic_do_lb_test(adapter, mode);
qlcnic_83xx_clear_lb_mode(adapter, mode);
@@ -2121,6 +2115,7 @@ static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter,
ahw->link_autoneg = MSB(MSW(data[3]));
ahw->module_type = MSB(LSW(data[3]));
ahw->has_link_events = 1;
+ ahw->lb_mode = data[4] & QLCNIC_LB_MODE_MASK;
qlcnic_advert_link_change(adapter, link_status);
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index e3be2760665c..6b08194aa0d4 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -167,27 +167,35 @@ static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
#define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
-static inline int qlcnic_82xx_statistics(void)
+static inline int qlcnic_82xx_statistics(struct qlcnic_adapter *adapter)
{
- return ARRAY_SIZE(qlcnic_device_gstrings_stats) +
- ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
+ return ARRAY_SIZE(qlcnic_gstrings_stats) +
+ ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
+ QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
}
-static inline int qlcnic_83xx_statistics(void)
+static inline int qlcnic_83xx_statistics(struct qlcnic_adapter *adapter)
{
- return ARRAY_SIZE(qlcnic_83xx_tx_stats_strings) +
+ return ARRAY_SIZE(qlcnic_gstrings_stats) +
+ ARRAY_SIZE(qlcnic_83xx_tx_stats_strings) +
ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
- ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
+ ARRAY_SIZE(qlcnic_83xx_rx_stats_strings) +
+ QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
}
static int qlcnic_dev_statistics_len(struct qlcnic_adapter *adapter)
{
- if (qlcnic_82xx_check(adapter))
- return qlcnic_82xx_statistics();
- else if (qlcnic_83xx_check(adapter))
- return qlcnic_83xx_statistics();
- else
- return -1;
+ int len = -1;
+
+ if (qlcnic_82xx_check(adapter)) {
+ len = qlcnic_82xx_statistics(adapter);
+ if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
+ len += ARRAY_SIZE(qlcnic_device_gstrings_stats);
+ } else if (qlcnic_83xx_check(adapter)) {
+ len = qlcnic_83xx_statistics(adapter);
+ }
+
+ return len;
}
#define QLCNIC_TX_INTR_NOT_CONFIGURED 0X78563412
@@ -920,18 +928,13 @@ static int qlcnic_eeprom_test(struct net_device *dev)
static int qlcnic_get_sset_count(struct net_device *dev, int sset)
{
- int len;
struct qlcnic_adapter *adapter = netdev_priv(dev);
switch (sset) {
case ETH_SS_TEST:
return QLCNIC_TEST_LEN;
case ETH_SS_STATS:
- len = qlcnic_dev_statistics_len(adapter) + QLCNIC_STATS_LEN;
- if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
- qlcnic_83xx_check(adapter))
- return len;
- return qlcnic_82xx_statistics();
+ return qlcnic_dev_statistics_len(adapter);
default:
return -EOPNOTSUPP;
}
@@ -1267,7 +1270,7 @@ static u64 *qlcnic_fill_stats(u64 *data, void *stats, int type)
return data;
}
-static void qlcnic_update_stats(struct qlcnic_adapter *adapter)
+void qlcnic_update_stats(struct qlcnic_adapter *adapter)
{
struct qlcnic_host_tx_ring *tx_ring;
int ring;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
index e9c21e5d0ca9..c4262c23ed7c 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
@@ -134,6 +134,8 @@ void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter,
struct qlcnic_skb_frag *buffrag;
int i, j;
+ spin_lock(&tx_ring->tx_clean_lock);
+
cmd_buf = tx_ring->cmd_buf_arr;
for (i = 0; i < tx_ring->num_desc; i++) {
buffrag = cmd_buf->frag_array;
@@ -157,6 +159,8 @@ void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter,
}
cmd_buf++;
}
+
+ spin_unlock(&tx_ring->tx_clean_lock);
}
void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index eda6c691d897..ad1531ae3aa8 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@ -689,6 +689,10 @@ void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup)
adapter->ahw->linkup = 0;
netif_carrier_off(netdev);
} else if (!adapter->ahw->linkup && linkup) {
+ /* Do not advertise Link up if the port is in loopback mode */
+ if (qlcnic_83xx_check(adapter) && adapter->ahw->lb_mode)
+ return;
+
netdev_info(netdev, "NIC Link is up\n");
adapter->ahw->linkup = 1;
netif_carrier_on(netdev);
@@ -778,7 +782,7 @@ static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter,
struct net_device *netdev = adapter->netdev;
struct qlcnic_skb_frag *frag;
- if (!spin_trylock(&adapter->tx_clean_lock))
+ if (!spin_trylock(&tx_ring->tx_clean_lock))
return 1;
sw_consumer = tx_ring->sw_consumer;
@@ -807,8 +811,9 @@ static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter,
break;
}
+ tx_ring->sw_consumer = sw_consumer;
+
if (count && netif_running(netdev)) {
- tx_ring->sw_consumer = sw_consumer;
smp_mb();
if (netif_tx_queue_stopped(tx_ring->txq) &&
netif_carrier_ok(netdev)) {
@@ -834,7 +839,8 @@ static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter,
*/
hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer));
done = (sw_consumer == hw_consumer);
- spin_unlock(&adapter->tx_clean_lock);
+
+ spin_unlock(&tx_ring->tx_clean_lock);
return done;
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 2c8cac0c6a55..550791b8fbae 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -1756,7 +1756,6 @@ void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
if (qlcnic_sriov_vf_check(adapter))
qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
smp_mb();
- spin_lock(&adapter->tx_clean_lock);
netif_carrier_off(netdev);
adapter->ahw->linkup = 0;
netif_tx_disable(netdev);
@@ -1777,7 +1776,6 @@ void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
for (ring = 0; ring < adapter->drv_tx_rings; ring++)
qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]);
- spin_unlock(&adapter->tx_clean_lock);
}
/* Usage: During suspend and firmware recovery module */
@@ -2172,6 +2170,7 @@ int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
}
memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
tx_ring->cmd_buf_arr = cmd_buf_arr;
+ spin_lock_init(&tx_ring->tx_clean_lock);
}
if (qlcnic_83xx_check(adapter) ||
@@ -2299,7 +2298,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
rwlock_init(&adapter->ahw->crb_lock);
mutex_init(&adapter->ahw->mem_lock);
- spin_lock_init(&adapter->tx_clean_lock);
INIT_LIST_HEAD(&adapter->mac_list);
qlcnic_register_dcb(adapter);
@@ -2782,6 +2780,9 @@ static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct net_device_stats *stats = &netdev->stats;
+ if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
+ qlcnic_update_stats(adapter);
+
stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
stats->tx_packets = adapter->stats.xmitfinished;
stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
index 686f460b1502..024f8161d2fe 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
@@ -75,7 +75,6 @@ static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
num_vfs = sriov->num_vfs;
max = num_vfs + 1;
info->bit_offsets = 0xffff;
- info->max_tx_ques = res->num_tx_queues / max;
info->max_rx_mcast_mac_filters = res->num_rx_mcast_mac_filters;
num_vf_macs = QLCNIC_SRIOV_VF_MAX_MAC;
@@ -86,6 +85,7 @@ static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
info->max_tx_mac_filters = temp;
info->min_tx_bw = 0;
info->max_tx_bw = MAX_BW;
+ info->max_tx_ques = res->num_tx_queues - sriov->num_vfs;
} else {
id = qlcnic_sriov_func_to_index(adapter, func);
if (id < 0)
@@ -95,6 +95,7 @@ static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
info->max_tx_bw = vp->max_tx_bw;
info->max_rx_ucast_mac_filters = num_vf_macs;
info->max_tx_mac_filters = num_vf_macs;
+ info->max_tx_ques = QLCNIC_SINGLE_RING;
}
info->max_rx_ip_addr = res->num_destip / max;
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c
index 628b736e5ae7..0e9fb3301b11 100644
--- a/drivers/net/ethernet/tile/tilegx.c
+++ b/drivers/net/ethernet/tile/tilegx.c
@@ -2080,7 +2080,8 @@ static int tile_net_tx(struct sk_buff *skb, struct net_device *dev)
}
/* Return subqueue id on this core (one per core). */
-static u16 tile_net_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 tile_net_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
return smp_processor_id();
}
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 60406b01f9eb..bc8faaec33f5 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -299,7 +299,7 @@ netdev_tx_t macvlan_start_xmit(struct sk_buff *skb,
if (vlan->fwd_priv) {
skb->dev = vlan->lowerdev;
- ret = dev_hard_start_xmit(skb, skb->dev, NULL, vlan->fwd_priv);
+ ret = dev_queue_xmit_accel(skb, vlan->fwd_priv);
} else {
ret = macvlan_queue_xmit(skb, dev);
}
@@ -338,6 +338,8 @@ static const struct header_ops macvlan_hard_header_ops = {
.cache_update = eth_header_cache_update,
};
+static struct rtnl_link_ops macvlan_link_ops;
+
static int macvlan_open(struct net_device *dev)
{
struct macvlan_dev *vlan = netdev_priv(dev);
@@ -353,7 +355,8 @@ static int macvlan_open(struct net_device *dev)
goto hash_add;
}
- if (lowerdev->features & NETIF_F_HW_L2FW_DOFFLOAD) {
+ if (lowerdev->features & NETIF_F_HW_L2FW_DOFFLOAD &&
+ dev->rtnl_link_ops == &macvlan_link_ops) {
vlan->fwd_priv =
lowerdev->netdev_ops->ndo_dfwd_add_station(lowerdev, dev);
@@ -362,10 +365,8 @@ static int macvlan_open(struct net_device *dev)
*/
if (IS_ERR_OR_NULL(vlan->fwd_priv)) {
vlan->fwd_priv = NULL;
- } else {
- dev->features &= ~NETIF_F_LLTX;
+ } else
return 0;
- }
}
err = -EBUSY;
@@ -699,8 +700,7 @@ static netdev_features_t macvlan_fix_features(struct net_device *dev,
features = netdev_increment_features(vlan->lowerdev->features,
features,
mask);
- if (!vlan->fwd_priv)
- features |= NETIF_F_LLTX;
+ features |= NETIF_F_LLTX;
return features;
}
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 736050d6b451..b75ae5bde673 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1647,7 +1647,8 @@ static netdev_tx_t team_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
}
-static u16 team_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 team_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
/*
* This helper function exists to help dev_pick_tx get the correct
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 7c8343a4f918..ecec8029c5e8 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -348,7 +348,8 @@ unlock:
* different rxq no. here. If we could not get rxhash, then we would
* hope the rxq no. may help here.
*/
-static u16 tun_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 tun_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
struct tun_struct *tun = netdev_priv(dev);
struct tun_flow_entry *e;
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 86292e6aaf49..1a482344b3f5 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -185,7 +185,6 @@ enum rx_ctrl_state{
#define BM_REQUEST_TYPE (0xa1)
#define B_NOTIFICATION (0x20)
#define W_VALUE (0x0)
-#define W_INDEX (0x2)
#define W_LENGTH (0x2)
#define B_OVERRUN (0x1<<6)
@@ -1487,6 +1486,7 @@ static void tiocmget_intr_callback(struct urb *urb)
struct uart_icount *icount;
struct hso_serial_state_notification *serial_state_notification;
struct usb_device *usb;
+ int if_num;
/* Sanity checks */
if (!serial)
@@ -1495,15 +1495,24 @@ static void tiocmget_intr_callback(struct urb *urb)
handle_usb_error(status, __func__, serial->parent);
return;
}
+
+ /* tiocmget is only supported on HSO_PORT_MODEM */
tiocmget = serial->tiocmget;
if (!tiocmget)
return;
+ BUG_ON((serial->parent->port_spec & HSO_PORT_MASK) != HSO_PORT_MODEM);
+
usb = serial->parent->usb;
+ if_num = serial->parent->interface->altsetting->desc.bInterfaceNumber;
+
+ /* wIndex should be the USB interface number of the port to which the
+ * notification applies, which should always be the Modem port.
+ */
serial_state_notification = &tiocmget->serial_state_notification;
if (serial_state_notification->bmRequestType != BM_REQUEST_TYPE ||
serial_state_notification->bNotification != B_NOTIFICATION ||
le16_to_cpu(serial_state_notification->wValue) != W_VALUE ||
- le16_to_cpu(serial_state_notification->wIndex) != W_INDEX ||
+ le16_to_cpu(serial_state_notification->wIndex) != if_num ||
le16_to_cpu(serial_state_notification->wLength) != W_LENGTH) {
dev_warn(&usb->dev,
"hso received invalid serial state notification\n");
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index 03832d3780aa..f54637828574 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -117,7 +117,6 @@ enum {
struct mcs7830_data {
u8 multi_filter[8];
u8 config;
- u8 link_counter;
};
static const char driver_name[] = "MOSCHIP usb-ethernet driver";
@@ -561,26 +560,16 @@ static void mcs7830_status(struct usbnet *dev, struct urb *urb)
{
u8 *buf = urb->transfer_buffer;
bool link, link_changed;
- struct mcs7830_data *data = mcs7830_get_data(dev);
if (urb->actual_length < 16)
return;
- link = !(buf[1] & 0x20);
+ link = !(buf[1] == 0x20);
link_changed = netif_carrier_ok(dev->net) != link;
if (link_changed) {
- data->link_counter++;
- /*
- track link state 20 times to guard against erroneous
- link state changes reported sometimes by the chip
- */
- if (data->link_counter > 20) {
- data->link_counter = 0;
- usbnet_link_change(dev, link, 0);
- netdev_dbg(dev->net, "Link Status is: %d\n", link);
- }
- } else
- data->link_counter = 0;
+ usbnet_link_change(dev, link, 0);
+ netdev_dbg(dev->net, "Link Status is: %d\n", link);
+ }
}
static const struct driver_info moschip_info = {
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index d208f8604981..5d776447d9c3 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1797,16 +1797,17 @@ static int virtnet_restore(struct virtio_device *vdev)
if (err)
return err;
- if (netif_running(vi->dev))
+ if (netif_running(vi->dev)) {
+ for (i = 0; i < vi->curr_queue_pairs; i++)
+ if (!try_fill_recv(&vi->rq[i], GFP_KERNEL))
+ schedule_delayed_work(&vi->refill, 0);
+
for (i = 0; i < vi->max_queue_pairs; i++)
virtnet_napi_enable(&vi->rq[i]);
+ }
netif_device_attach(vi->dev);
- for (i = 0; i < vi->curr_queue_pairs; i++)
- if (!try_fill_recv(&vi->rq[i], GFP_KERNEL))
- schedule_delayed_work(&vi->refill, 0);
-
mutex_lock(&vi->config_lock);
vi->config_enable = true;
mutex_unlock(&vi->config_lock);
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 249e01c5600c..ed384fee76ac 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2440,7 +2440,8 @@ static int vxlan_newlink(struct net *net, struct net_device *dev,
/* update header length based on lower device */
dev->hard_header_len = lowerdev->hard_header_len +
(use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM);
- }
+ } else if (use_ipv6)
+ vxlan->flags |= VXLAN_F_IPV6;
if (data[IFLA_VXLAN_TOS])
vxlan->tos = nla_get_u8(data[IFLA_VXLAN_TOS]);
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
index 86605027c41d..e6272546395a 100644
--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
@@ -357,21 +357,27 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
{IWL_PCI_DEVICE(0x095B, 0x5310, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5302, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5210, iwl7265_2ac_cfg)},
- {IWL_PCI_DEVICE(0x095B, 0x5012, iwl7265_2ac_cfg)},
- {IWL_PCI_DEVICE(0x095B, 0x500A, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5012, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x500A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5410, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5400, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x1010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5000, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5200, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5002, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5202, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9010, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9110, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9210, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9510, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x9310, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9410, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5020, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x502A, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5420, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5090, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5190, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5590, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5290, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5490, iwl7265_2ac_cfg)},
#endif /* CONFIG_IWLMVM */
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index c72438bb2faf..a1b32ee9594a 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2011,7 +2011,7 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2,
(hwsim_flags & HWSIM_TX_STAT_ACK)) {
if (skb->len >= 16) {
hdr = (struct ieee80211_hdr *) skb->data;
- mac80211_hwsim_monitor_ack(txi->rate_driver_data[0],
+ mac80211_hwsim_monitor_ack(data2->channel,
hdr->addr2);
}
txi->flags |= IEEE80211_TX_STAT_ACK;
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 78e8a6666cc6..8bb8988c435c 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -746,7 +746,8 @@ static struct net_device_stats *mwifiex_get_stats(struct net_device *dev)
}
static u16
-mwifiex_netdev_select_wmm_queue(struct net_device *dev, struct sk_buff *skb)
+mwifiex_netdev_select_wmm_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
skb->priority = cfg80211_classify8021d(skb);
return mwifiex_1d_to_wmm_queue[skb->priority];
diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index 34ca4e58a43d..fff8cddfed81 100644
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -34,6 +34,7 @@
#include <linux/ethtool.h>
#include <linux/rtnetlink.h>
#include <linux/if_vlan.h>
+#include <linux/vmalloc.h>
#include <xen/events.h>
#include <asm/xen/hypercall.h>
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index e86439283a5d..4f0c40d405fc 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -491,7 +491,7 @@ static void acpiphp_bus_add(acpi_handle handle)
acpi_bus_scan(handle);
acpi_bus_get_device(handle, &adev);
- if (adev)
+ if (acpi_device_enumerated(adev))
acpi_device_set_power(adev, ACPI_STATE_D0);
}
diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c
index ecfac7e72d91..8dcccffd6e21 100644
--- a/drivers/pci/hotplug/acpiphp_ibm.c
+++ b/drivers/pci/hotplug/acpiphp_ibm.c
@@ -31,12 +31,11 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
-#include <acpi/acpi_bus.h>
#include <linux/sysfs.h>
#include <linux/kobject.h>
-#include <asm/uaccess.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
+#include <asm/uaccess.h>
#include "acpiphp.h"
#include "../pci.h"
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 21e865ded1dc..24e147cae667 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -163,8 +163,6 @@ static inline const char *slot_name(struct slot *slot)
}
#ifdef CONFIG_ACPI
-#include <acpi/acpi.h>
-#include <acpi/acpi_bus.h>
#include <linux/pci-acpi.h>
void __init pciehp_acpi_slot_detection_init(void);
diff --git a/drivers/pci/ioapic.c b/drivers/pci/ioapic.c
index 50ce68098298..2122b2bf006f 100644
--- a/drivers/pci/ioapic.c
+++ b/drivers/pci/ioapic.c
@@ -20,7 +20,6 @@
#include <linux/module.h>
#include <linux/acpi.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
struct ioapic {
acpi_handle handle;
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index f7ebdba14bde..733a8222b13f 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -12,9 +12,6 @@
#include <linux/pci.h>
#include <linux/module.h>
#include <linux/pci-aspm.h>
-#include <acpi/acpi.h>
-#include <acpi/acpi_bus.h>
-
#include <linux/pci-acpi.h>
#include <linux/pm_runtime.h>
#include <linux/pm_qos.h>
@@ -306,10 +303,10 @@ void acpi_pci_remove_bus(struct pci_bus *bus)
}
/* ACPI bus type */
-static int acpi_pci_find_device(struct device *dev, acpi_handle *handle)
+static struct acpi_device *acpi_pci_find_companion(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- bool is_bridge;
+ bool check_children;
u64 addr;
/*
@@ -317,14 +314,12 @@ static int acpi_pci_find_device(struct device *dev, acpi_handle *handle)
* is set only after acpi_pci_find_device() has been called for the
* given device.
*/
- is_bridge = pci_dev->hdr_type == PCI_HEADER_TYPE_BRIDGE
+ check_children = pci_dev->hdr_type == PCI_HEADER_TYPE_BRIDGE
|| pci_dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
/* Please ref to ACPI spec for the syntax of _ADR */
addr = (PCI_SLOT(pci_dev->devfn) << 16) | PCI_FUNC(pci_dev->devfn);
- *handle = acpi_find_child(ACPI_HANDLE(dev->parent), addr, is_bridge);
- if (!*handle)
- return -ENODEV;
- return 0;
+ return acpi_find_child_device(ACPI_COMPANION(dev->parent), addr,
+ check_children);
}
static void pci_acpi_setup(struct device *dev)
@@ -367,7 +362,7 @@ static bool pci_acpi_bus_match(struct device *dev)
static struct acpi_bus_type acpi_pci_bus = {
.name = "PCI",
.match = pci_acpi_bus_match,
- .find_device = acpi_pci_find_device,
+ .find_companion = acpi_pci_find_companion,
.setup = pci_acpi_setup,
.cleanup = pci_acpi_cleanup,
};
diff --git a/drivers/pci/pci-label.c b/drivers/pci/pci-label.c
index d51f45aa669e..d2d1ceccad4b 100644
--- a/drivers/pci/pci-label.c
+++ b/drivers/pci/pci-label.c
@@ -29,7 +29,6 @@
#include <linux/nls.h>
#include <linux/acpi.h>
#include <linux/pci-acpi.h>
-#include <acpi/acpi_bus.h>
#include "pci.h"
#define DEVICE_LABEL_DSM 0x07
@@ -187,7 +186,6 @@ static const char device_label_dsm_uuid[] = {
};
enum acpi_attr_enum {
- ACPI_ATTR_NONE = 0,
ACPI_ATTR_LABEL_SHOW,
ACPI_ATTR_INDEX_SHOW,
};
@@ -195,84 +193,61 @@ enum acpi_attr_enum {
static void dsm_label_utf16s_to_utf8s(union acpi_object *obj, char *buf)
{
int len;
- len = utf16s_to_utf8s((const wchar_t *)obj->
- package.elements[1].string.pointer,
- obj->package.elements[1].string.length,
+ len = utf16s_to_utf8s((const wchar_t *)obj->string.pointer,
+ obj->string.length,
UTF16_LITTLE_ENDIAN,
buf, PAGE_SIZE);
buf[len] = '\n';
}
static int
-dsm_get_label(acpi_handle handle, int func,
- struct acpi_buffer *output,
- char *buf, enum acpi_attr_enum attribute)
+dsm_get_label(struct device *dev, char *buf, enum acpi_attr_enum attr)
{
- struct acpi_object_list input;
- union acpi_object params[4];
- union acpi_object *obj;
- int len = 0;
-
- int err;
-
- input.count = 4;
- input.pointer = params;
- params[0].type = ACPI_TYPE_BUFFER;
- params[0].buffer.length = sizeof(device_label_dsm_uuid);
- params[0].buffer.pointer = (char *)device_label_dsm_uuid;
- params[1].type = ACPI_TYPE_INTEGER;
- params[1].integer.value = 0x02;
- params[2].type = ACPI_TYPE_INTEGER;
- params[2].integer.value = func;
- params[3].type = ACPI_TYPE_PACKAGE;
- params[3].package.count = 0;
- params[3].package.elements = NULL;
-
- err = acpi_evaluate_object(handle, "_DSM", &input, output);
- if (err)
+ acpi_handle handle;
+ union acpi_object *obj, *tmp;
+ int len = -1;
+
+ handle = ACPI_HANDLE(dev);
+ if (!handle)
return -1;
- obj = (union acpi_object *)output->pointer;
-
- switch (obj->type) {
- case ACPI_TYPE_PACKAGE:
- if (obj->package.count != 2)
- break;
- len = obj->package.elements[0].integer.value;
- if (buf) {
- if (attribute == ACPI_ATTR_INDEX_SHOW)
- scnprintf(buf, PAGE_SIZE, "%llu\n",
- obj->package.elements[0].integer.value);
- else if (attribute == ACPI_ATTR_LABEL_SHOW)
- dsm_label_utf16s_to_utf8s(obj, buf);
- kfree(output->pointer);
- return strlen(buf);
- }
- kfree(output->pointer);
- return len;
- break;
- default:
- kfree(output->pointer);
+ obj = acpi_evaluate_dsm(handle, device_label_dsm_uuid, 0x2,
+ DEVICE_LABEL_DSM, NULL);
+ if (!obj)
+ return -1;
+
+ tmp = obj->package.elements;
+ if (obj->type == ACPI_TYPE_PACKAGE && obj->package.count == 2 &&
+ tmp[0].type == ACPI_TYPE_INTEGER &&
+ tmp[1].type == ACPI_TYPE_STRING) {
+ /*
+ * The second string element is optional even when
+ * this _DSM is implemented; when not implemented,
+ * this entry must return a null string.
+ */
+ if (attr == ACPI_ATTR_INDEX_SHOW)
+ scnprintf(buf, PAGE_SIZE, "%llu\n", tmp->integer.value);
+ else if (attr == ACPI_ATTR_LABEL_SHOW)
+ dsm_label_utf16s_to_utf8s(tmp + 1, buf);
+ len = strlen(buf) > 0 ? strlen(buf) : -1;
}
- return -1;
+
+ ACPI_FREE(obj);
+
+ return len;
}
static bool
device_has_dsm(struct device *dev)
{
acpi_handle handle;
- struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
handle = ACPI_HANDLE(dev);
-
if (!handle)
- return FALSE;
+ return false;
- if (dsm_get_label(handle, DEVICE_LABEL_DSM, &output, NULL,
- ACPI_ATTR_NONE) > 0)
- return TRUE;
-
- return FALSE;
+ return !!acpi_check_dsm(handle, device_label_dsm_uuid, 0x2,
+ 1 << DEVICE_LABEL_DSM);
}
static umode_t
@@ -291,44 +266,13 @@ acpi_index_string_exist(struct kobject *kobj, struct attribute *attr, int n)
static ssize_t
acpilabel_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
- acpi_handle handle;
- int length;
-
- handle = ACPI_HANDLE(dev);
-
- if (!handle)
- return -1;
-
- length = dsm_get_label(handle, DEVICE_LABEL_DSM,
- &output, buf, ACPI_ATTR_LABEL_SHOW);
-
- if (length < 1)
- return -1;
-
- return length;
+ return dsm_get_label(dev, buf, ACPI_ATTR_LABEL_SHOW);
}
static ssize_t
acpiindex_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
- acpi_handle handle;
- int length;
-
- handle = ACPI_HANDLE(dev);
-
- if (!handle)
- return -1;
-
- length = dsm_get_label(handle, DEVICE_LABEL_DSM,
- &output, buf, ACPI_ATTR_INDEX_SHOW);
-
- if (length < 0)
- return -1;
-
- return length;
-
+ return dsm_get_label(dev, buf, ACPI_ATTR_INDEX_SHOW);
}
static struct device_attribute acpi_attr_label = {
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index c9076bdaf2c1..c91f69b39db4 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -41,8 +41,6 @@
#include <linux/slab.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
-
-#include <acpi/acpi_drivers.h>
#include <acpi/video.h>
MODULE_AUTHOR("Carlos Corbacho");
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 594323a926cf..7f4dc6f51f8a 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -53,8 +53,7 @@
#include <linux/rfkill.h>
#include <linux/slab.h>
#include <linux/dmi.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
#define ASUS_LAPTOP_VERSION "0.42"
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 19c313b056c3..df7ecb9ecd9d 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -45,8 +45,7 @@
#include <linux/seq_file.h>
#include <linux/platform_device.h>
#include <linux/thermal.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <acpi/video.h>
#include "asus-wmi.h"
diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c
index 6dfa8d3b4eec..70d355a9ae2c 100644
--- a/drivers/platform/x86/classmate-laptop.c
+++ b/drivers/platform/x86/classmate-laptop.c
@@ -21,14 +21,13 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/workqueue.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/backlight.h>
#include <linux/input.h>
#include <linux/rfkill.h>
MODULE_LICENSE("GPL");
-
struct cmpc_accel {
int sensitivity;
int g_select;
diff --git a/drivers/platform/x86/dell-wmi-aio.c b/drivers/platform/x86/dell-wmi-aio.c
index bcf8cc6b5537..dbc97a33bbc8 100644
--- a/drivers/platform/x86/dell-wmi-aio.c
+++ b/drivers/platform/x86/dell-wmi-aio.c
@@ -24,7 +24,6 @@
#include <linux/types.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
-#include <acpi/acpi_drivers.h>
#include <linux/acpi.h>
#include <linux/string.h>
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 60e0900bc117..390e8e33d5e3 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -32,7 +32,6 @@
#include <linux/types.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
-#include <acpi/acpi_drivers.h>
#include <linux/acpi.h>
#include <linux/string.h>
#include <linux/dmi.h>
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index dec68e7a99c7..bcde1ea02dd3 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -28,8 +28,7 @@
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
#include <linux/slab.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
#include <linux/uaccess.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
index af67e6e56ebb..6112933f6278 100644
--- a/drivers/platform/x86/eeepc-wmi.c
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -33,7 +33,7 @@
#include <linux/input/sparse-keymap.h>
#include <linux/dmi.h>
#include <linux/fb.h>
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
#include "asus-wmi.h"
diff --git a/drivers/platform/x86/hp_accel.c b/drivers/platform/x86/hp_accel.c
index a8e43cf70fac..aff4d0670edf 100644
--- a/drivers/platform/x86/hp_accel.c
+++ b/drivers/platform/x86/hp_accel.c
@@ -36,7 +36,7 @@
#include <linux/uaccess.h>
#include <linux/leds.h>
#include <linux/atomic.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include "../../misc/lis3lv02d/lis3lv02d.h"
#define DRIVER_NAME "hp_accel"
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 19ec95147f69..6dd060a0bb65 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -26,8 +26,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/rfkill.h>
#include <linux/platform_device.h>
#include <linux/input.h>
diff --git a/drivers/platform/x86/intel-rst.c b/drivers/platform/x86/intel-rst.c
index a2083a9e5662..d45bca34bf1b 100644
--- a/drivers/platform/x86/intel-rst.c
+++ b/drivers/platform/x86/intel-rst.c
@@ -20,7 +20,7 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/slab.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/intel-smartconnect.c b/drivers/platform/x86/intel-smartconnect.c
index 1838400dc036..04cf5dffdfd9 100644
--- a/drivers/platform/x86/intel-smartconnect.c
+++ b/drivers/platform/x86/intel-smartconnect.c
@@ -19,7 +19,7 @@
#include <linux/init.h>
#include <linux/module.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c
index 11244f8703c4..e8b46d2c468c 100644
--- a/drivers/platform/x86/intel_menlow.c
+++ b/drivers/platform/x86/intel_menlow.c
@@ -36,10 +36,8 @@
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/pm.h>
-
#include <linux/thermal.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_AUTHOR("Thomas Sujith");
MODULE_AUTHOR("Zhang Rui");
diff --git a/drivers/platform/x86/intel_oaktrail.c b/drivers/platform/x86/intel_oaktrail.c
index f6f18cde0f11..4bc960416785 100644
--- a/drivers/platform/x86/intel_oaktrail.c
+++ b/drivers/platform/x86/intel_oaktrail.c
@@ -50,9 +50,6 @@
#include <linux/platform_device.h>
#include <linux/dmi.h>
#include <linux/rfkill.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-
#define DRIVER_NAME "intel_oaktrail"
#define DRIVER_VERSION "0.4ac1"
diff --git a/drivers/platform/x86/mxm-wmi.c b/drivers/platform/x86/mxm-wmi.c
index 0aea63b3729a..3c59c0a3ee0f 100644
--- a/drivers/platform/x86/mxm-wmi.c
+++ b/drivers/platform/x86/mxm-wmi.c
@@ -20,8 +20,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_AUTHOR("Dave Airlie");
MODULE_DESCRIPTION("MXM WMI Driver");
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index 3008fd20572e..609d38779b26 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -125,12 +125,10 @@
#include <linux/seq_file.h>
#include <linux/uaccess.h>
#include <linux/slab.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
-
#ifndef ACPI_HOTKEY_COMPONENT
#define ACPI_HOTKEY_COMPONENT 0x10000000
#endif
diff --git a/drivers/platform/x86/pvpanic.c b/drivers/platform/x86/pvpanic.c
index 47ae0c47d4b5..c9f6e511daa6 100644
--- a/drivers/platform/x86/pvpanic.c
+++ b/drivers/platform/x86/pvpanic.c
@@ -24,8 +24,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_AUTHOR("Hu Tao <hutao@cn.fujitsu.com>");
MODULE_DESCRIPTION("pvpanic device driver");
diff --git a/drivers/platform/x86/samsung-q10.c b/drivers/platform/x86/samsung-q10.c
index cae7098e9b0d..5413f62d2e61 100644
--- a/drivers/platform/x86/samsung-q10.c
+++ b/drivers/platform/x86/samsung-q10.c
@@ -15,7 +15,7 @@
#include <linux/platform_device.h>
#include <linux/backlight.h>
#include <linux/dmi.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#define SAMSUNGQ10_BL_MAX_INTENSITY 7
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index fb233ae7bb0e..563e4f595f83 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -61,9 +61,6 @@
#include <linux/workqueue.h>
#include <linux/acpi.h>
#include <linux/slab.h>
-#include <acpi/acpi_drivers.h>
-#include <acpi/acpi_bus.h>
-#include <asm/uaccess.h>
#include <linux/sonypi.h>
#include <linux/sony-laptop.h>
#include <linux/rfkill.h>
@@ -71,6 +68,7 @@
#include <linux/poll.h>
#include <linux/miscdevice.h>
#endif
+#include <asm/uaccess.h>
#define dprintk(fmt, ...) \
do { \
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index 9b93fdb61ed7..6a6ea28a7e51 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -32,9 +32,7 @@
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/types.h>
-#include <acpi/acpi.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/platform_device.h>
#define GUID "C364AC71-36DB-495A-8494-B439D472A505"
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 58b0274d24cc..defb6afc1409 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -61,7 +61,6 @@
#include <linux/freezer.h>
#include <linux/delay.h>
#include <linux/slab.h>
-
#include <linux/nvram.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
@@ -74,21 +73,16 @@
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/rfkill.h>
-#include <asm/uaccess.h>
-
#include <linux/dmi.h>
#include <linux/jiffies.h>
#include <linux/workqueue.h>
-
+#include <linux/acpi.h>
+#include <linux/pci_ids.h>
+#include <linux/thinkpad_acpi.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/initval.h>
-
-#include <acpi/acpi_drivers.h>
-
-#include <linux/pci_ids.h>
-
-#include <linux/thinkpad_acpi.h>
+#include <asm/uaccess.h>
/* ThinkPad CMOS commands */
#define TP_CMOS_VOLUME_DOWN 0
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 7fce391818d3..7ad1ed091f92 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -54,11 +54,9 @@
#include <linux/slab.h>
#include <linux/workqueue.h>
#include <linux/i8042.h>
-
+#include <linux/acpi.h>
#include <asm/uaccess.h>
-#include <acpi/acpi_drivers.h>
-
MODULE_AUTHOR("John Belmonte");
MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/toshiba_bluetooth.c b/drivers/platform/x86/toshiba_bluetooth.c
index 74dd01ae343b..2cb1ea62b4a7 100644
--- a/drivers/platform/x86/toshiba_bluetooth.c
+++ b/drivers/platform/x86/toshiba_bluetooth.c
@@ -23,14 +23,12 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@gmail.com>");
MODULE_DESCRIPTION("Toshiba Laptop ACPI Bluetooth Enable Driver");
MODULE_LICENSE("GPL");
-
static int toshiba_bt_rfkill_add(struct acpi_device *device);
static int toshiba_bt_rfkill_remove(struct acpi_device *device);
static void toshiba_bt_rfkill_notify(struct acpi_device *device, u32 event);
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index c2e7b2657aeb..43d13295e63d 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -37,8 +37,6 @@
#include <linux/acpi.h>
#include <linux/slab.h>
#include <linux/module.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
ACPI_MODULE_NAME("wmi");
MODULE_AUTHOR("Carlos Corbacho");
diff --git a/drivers/platform/x86/xo15-ebook.c b/drivers/platform/x86/xo15-ebook.c
index 4b1377bd5944..49cbccec6e2d 100644
--- a/drivers/platform/x86/xo15-ebook.c
+++ b/drivers/platform/x86/xo15-ebook.c
@@ -18,8 +18,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/input.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#define MODULE_NAME "xo15-ebook"
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 14655a0f0431..156d14e2587e 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -24,7 +24,6 @@
#include <linux/pnp.h>
#include <linux/slab.h>
#include <linux/mod_devicetable.h>
-#include <acpi/acpi_bus.h>
#include "../base.h"
#include "pnpacpi.h"
@@ -329,20 +328,15 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp)
&& compare_pnp_id(pnp->id, acpi_device_hid(acpi));
}
-static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle)
+static struct acpi_device * __init acpi_pnp_find_companion(struct device *dev)
{
- struct device *adev;
- struct acpi_device *acpi;
-
- adev = bus_find_device(&acpi_bus_type, NULL,
- to_pnp_dev(dev), acpi_pnp_match);
- if (!adev)
- return -ENODEV;
+ dev = bus_find_device(&acpi_bus_type, NULL, to_pnp_dev(dev),
+ acpi_pnp_match);
+ if (!dev)
+ return NULL;
- acpi = to_acpi_device(adev);
- *handle = acpi->handle;
- put_device(adev);
- return 0;
+ put_device(dev);
+ return to_acpi_device(dev);
}
/* complete initialization of a PNPACPI device includes having
@@ -356,7 +350,7 @@ static bool acpi_pnp_bus_match(struct device *dev)
static struct acpi_bus_type __initdata acpi_pnp_bus = {
.name = "PNP",
.match = acpi_pnp_bus_match,
- .find_device = acpi_pnp_find_device,
+ .find_companion = acpi_pnp_find_companion,
};
int pnpacpi_disabled __initdata;
diff --git a/drivers/pnp/pnpacpi/pnpacpi.h b/drivers/pnp/pnpacpi/pnpacpi.h
index 3e60225b0227..051ef9699777 100644
--- a/drivers/pnp/pnpacpi/pnpacpi.h
+++ b/drivers/pnp/pnpacpi/pnpacpi.h
@@ -1,7 +1,6 @@
#ifndef ACPI_PNP_H
#define ACPI_PNP_H
-#include <acpi/acpi_bus.h>
#include <linux/acpi.h>
#include <linux/pnp.h>
diff --git a/drivers/sfi/sfi_acpi.c b/drivers/sfi/sfi_acpi.c
index f5b4ca581541..d277b36eb389 100644
--- a/drivers/sfi/sfi_acpi.c
+++ b/drivers/sfi/sfi_acpi.c
@@ -60,9 +60,7 @@
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
#include <linux/kernel.h>
-#include <acpi/acpi.h>
-
-#include <linux/sfi.h>
+#include <linux/sfi_acpi.h>
#include "sfi_core.h"
/*
diff --git a/drivers/staging/bcm/Bcmnet.c b/drivers/staging/bcm/Bcmnet.c
index 53fee2f9a498..8dfdd2732bdc 100644
--- a/drivers/staging/bcm/Bcmnet.c
+++ b/drivers/staging/bcm/Bcmnet.c
@@ -39,7 +39,8 @@ static INT bcm_close(struct net_device *dev)
return 0;
}
-static u16 bcm_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 bcm_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
return ClassifyPacket(netdev_priv(dev), skb);
}
diff --git a/drivers/staging/netlogic/xlr_net.c b/drivers/staging/netlogic/xlr_net.c
index 235d2b1ec593..eedffed17e39 100644
--- a/drivers/staging/netlogic/xlr_net.c
+++ b/drivers/staging/netlogic/xlr_net.c
@@ -306,7 +306,8 @@ static netdev_tx_t xlr_net_start_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
}
-static u16 xlr_net_select_queue(struct net_device *ndev, struct sk_buff *skb)
+static u16 xlr_net_select_queue(struct net_device *ndev, struct sk_buff *skb,
+ void *accel_priv)
{
return (u16)smp_processor_id();
}
diff --git a/drivers/staging/quickstart/quickstart.c b/drivers/staging/quickstart/quickstart.c
index 9f6ebdb23740..a85c3d68c462 100644
--- a/drivers/staging/quickstart/quickstart.c
+++ b/drivers/staging/quickstart/quickstart.c
@@ -31,7 +31,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <linux/platform_device.h>
#include <linux/input.h>
diff --git a/drivers/staging/rtl8188eu/os_dep/os_intfs.c b/drivers/staging/rtl8188eu/os_dep/os_intfs.c
index 17659bb04bef..dd69e344e409 100644
--- a/drivers/staging/rtl8188eu/os_dep/os_intfs.c
+++ b/drivers/staging/rtl8188eu/os_dep/os_intfs.c
@@ -652,7 +652,8 @@ static unsigned int rtw_classify8021d(struct sk_buff *skb)
return dscp >> 5;
}
-static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb)
+static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
+ void *accel_priv)
{
struct adapter *padapter = rtw_netdev_priv(dev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c
index 4e243c37f17f..f0155a39aaa3 100644
--- a/drivers/usb/core/usb-acpi.c
+++ b/drivers/usb/core/usb-acpi.c
@@ -16,7 +16,6 @@
#include <linux/acpi.h>
#include <linux/pci.h>
#include <linux/usb/hcd.h>
-#include <acpi/acpi_bus.h>
#include "usb.h"
@@ -127,7 +126,7 @@ out:
return ret;
}
-static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
+static struct acpi_device *usb_acpi_find_companion(struct device *dev)
{
struct usb_device *udev;
acpi_handle *parent_handle;
@@ -169,16 +168,15 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
break;
}
- return -ENODEV;
+ return NULL;
}
/* root hub's parent is the usb hcd. */
- parent_handle = ACPI_HANDLE(dev->parent);
- *handle = acpi_get_child(parent_handle, udev->portnum);
- if (!*handle)
- return -ENODEV;
- return 0;
+ return acpi_find_child_device(ACPI_COMPANION(dev->parent),
+ udev->portnum, false);
} else if (is_usb_port(dev)) {
+ struct acpi_device *adev = NULL;
+
sscanf(dev_name(dev), "port%d", &port_num);
/* Get the struct usb_device point of port's hub */
udev = to_usb_device(dev->parent->parent);
@@ -194,26 +192,27 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
raw_port_num = usb_hcd_find_raw_port_number(hcd,
port_num);
- *handle = acpi_get_child(ACPI_HANDLE(&udev->dev),
- raw_port_num);
- if (!*handle)
- return -ENODEV;
+ adev = acpi_find_child_device(ACPI_COMPANION(&udev->dev),
+ raw_port_num, false);
+ if (!adev)
+ return NULL;
} else {
parent_handle =
usb_get_hub_port_acpi_handle(udev->parent,
udev->portnum);
if (!parent_handle)
- return -ENODEV;
+ return NULL;
- *handle = acpi_get_child(parent_handle, port_num);
- if (!*handle)
- return -ENODEV;
+ acpi_bus_get_device(parent_handle, &adev);
+ adev = acpi_find_child_device(adev, port_num, false);
+ if (!adev)
+ return NULL;
}
- usb_acpi_check_port_connect_type(udev, *handle, port_num);
- } else
- return -ENODEV;
+ usb_acpi_check_port_connect_type(udev, adev->handle, port_num);
+ return adev;
+ }
- return 0;
+ return NULL;
}
static bool usb_acpi_bus_match(struct device *dev)
@@ -224,7 +223,7 @@ static bool usb_acpi_bus_match(struct device *dev)
static struct acpi_bus_type usb_acpi_bus = {
.name = "USB",
.match = usb_acpi_bus_match,
- .find_device = usb_acpi_find_device,
+ .find_companion = usb_acpi_find_companion,
};
int usb_acpi_register(void)
diff --git a/drivers/xen/xen-acpi-cpuhotplug.c b/drivers/xen/xen-acpi-cpuhotplug.c
index 8dae6c13063a..80875fb770ed 100644
--- a/drivers/xen/xen-acpi-cpuhotplug.c
+++ b/drivers/xen/xen-acpi-cpuhotplug.c
@@ -24,10 +24,7 @@
#include <linux/cpu.h>
#include <linux/acpi.h>
#include <linux/uaccess.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
#include <acpi/processor.h>
-
#include <xen/acpi.h>
#include <xen/interface/platform.h>
#include <asm/xen/hypercall.h>
@@ -269,7 +266,8 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
if (!is_processor_present(handle))
break;
- if (!acpi_bus_get_device(handle, &device))
+ acpi_bus_get_device(handle, &device);
+ if (acpi_device_enumerated(device))
break;
result = acpi_bus_scan(handle);
@@ -277,8 +275,9 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
pr_err(PREFIX "Unable to add the device\n");
break;
}
- result = acpi_bus_get_device(handle, &device);
- if (result) {
+ device = NULL;
+ acpi_bus_get_device(handle, &device);
+ if (!acpi_device_enumerated(device)) {
pr_err(PREFIX "Missing device object\n");
break;
}
diff --git a/drivers/xen/xen-acpi-memhotplug.c b/drivers/xen/xen-acpi-memhotplug.c
index 9083f1e474f8..f8d18626969a 100644
--- a/drivers/xen/xen-acpi-memhotplug.c
+++ b/drivers/xen/xen-acpi-memhotplug.c
@@ -22,7 +22,6 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/acpi.h>
-#include <acpi/acpi_drivers.h>
#include <xen/acpi.h>
#include <xen/interface/platform.h>
#include <asm/xen/hypercall.h>
@@ -169,7 +168,7 @@ static int acpi_memory_get_device(acpi_handle handle,
acpi_scan_lock_acquire();
acpi_bus_get_device(handle, &device);
- if (device)
+ if (acpi_device_enumerated(device))
goto end;
/*
@@ -182,8 +181,9 @@ static int acpi_memory_get_device(acpi_handle handle,
result = -EINVAL;
goto out;
}
- result = acpi_bus_get_device(handle, &device);
- if (result) {
+ device = NULL;
+ acpi_bus_get_device(handle, &device);
+ if (!acpi_device_enumerated(device)) {
pr_warn(PREFIX "Missing device object\n");
result = -EINVAL;
goto out;
diff --git a/drivers/xen/xen-acpi-pad.c b/drivers/xen/xen-acpi-pad.c
index 59708fdd068b..40c4bc06b5fa 100644
--- a/drivers/xen/xen-acpi-pad.c
+++ b/drivers/xen/xen-acpi-pad.c
@@ -18,11 +18,10 @@
#include <linux/kernel.h>
#include <linux/types.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-#include <asm/xen/hypercall.h>
+#include <linux/acpi.h>
#include <xen/interface/version.h>
#include <xen/xen-ops.h>
+#include <asm/xen/hypercall.h>
#define ACPI_PROCESSOR_AGGREGATOR_CLASS "acpi_pad"
#define ACPI_PROCESSOR_AGGREGATOR_DEVICE_NAME "Processor Aggregator"
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 13bc6c31c060..7231859119f1 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -28,10 +28,8 @@
#include <linux/module.h>
#include <linux/types.h>
#include <linux/syscore_ops.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
+#include <linux/acpi.h>
#include <acpi/processor.h>
-
#include <xen/xen.h>
#include <xen/interface/platform.h>
#include <asm/xen/hypercall.h>