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-rw-r--r--drivers/acpi/Kconfig1
-rw-r--r--drivers/acpi/acpi_video.c128
-rw-r--r--drivers/acpi/sleep.h1
-rw-r--r--drivers/acpi/video_detect.c449
-rw-r--r--drivers/acpi/x86/s2idle.c14
-rw-r--r--drivers/gpio/Kconfig3
-rw-r--r--drivers/gpio/gpio-f7188x.c275
-rw-r--r--drivers/gpu/drm/Kconfig14
-rw-r--r--drivers/gpu/drm/amd/amdgpu/atombios_encoders.c14
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c9
-rw-r--r--drivers/gpu/drm/gma500/Kconfig2
-rw-r--r--drivers/gpu/drm/i915/Kconfig2
-rw-r--r--drivers/gpu/drm/i915/display/intel_acpi.c27
-rw-r--r--drivers/gpu/drm/i915/display/intel_acpi.h3
-rw-r--r--drivers/gpu/drm/i915/display/intel_backlight.c7
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c10
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.h4
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_backlight.c13
-rw-r--r--drivers/gpu/drm/radeon/atombios_encoders.c7
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c11
-rw-r--r--drivers/gpu/drm/radeon/radeon_legacy_encoders.c7
-rw-r--r--drivers/leds/simple/simatic-ipc-leds-gpio.c42
-rw-r--r--drivers/platform/mellanox/mlxreg-lc.c12
-rw-r--r--drivers/platform/surface/surface3_power.c2
-rw-r--r--drivers/platform/surface/surface_acpi_notify.c3
-rw-r--r--drivers/platform/x86/Kconfig3
-rw-r--r--drivers/platform/x86/acer-wmi.c68
-rw-r--r--drivers/platform/x86/acerhdf.c2
-rw-r--r--drivers/platform/x86/amd/Kconfig2
-rw-r--r--drivers/platform/x86/amd/Makefile1
-rw-r--r--drivers/platform/x86/amd/hsmp.c2
-rw-r--r--drivers/platform/x86/amd/pmc.c131
-rw-r--r--drivers/platform/x86/amd/pmf/Kconfig16
-rw-r--r--drivers/platform/x86/amd/pmf/Makefile9
-rw-r--r--drivers/platform/x86/amd/pmf/acpi.c304
-rw-r--r--drivers/platform/x86/amd/pmf/auto-mode.c305
-rw-r--r--drivers/platform/x86/amd/pmf/cnqf.c395
-rw-r--r--drivers/platform/x86/amd/pmf/core.c412
-rw-r--r--drivers/platform/x86/amd/pmf/pmf.h417
-rw-r--r--drivers/platform/x86/amd/pmf/sps.c146
-rw-r--r--drivers/platform/x86/amilo-rfkill.c3
-rw-r--r--drivers/platform/x86/apple-gmux.c3
-rw-r--r--drivers/platform/x86/asus-laptop.c2
-rw-r--r--drivers/platform/x86/asus-nb-wmi.c59
-rw-r--r--drivers/platform/x86/asus-wmi.c656
-rw-r--r--drivers/platform/x86/asus-wmi.h12
-rw-r--r--drivers/platform/x86/compal-laptop.c153
-rw-r--r--drivers/platform/x86/dell/alienware-wmi.c2
-rw-r--r--drivers/platform/x86/dell/dcdbas.c2
-rw-r--r--drivers/platform/x86/dell/dell-laptop.c2
-rw-r--r--drivers/platform/x86/dell/dell-smbios-base.c4
-rw-r--r--drivers/platform/x86/dell/dell-wmi-base.c3
-rw-r--r--drivers/platform/x86/dell/dell-wmi-privacy.c12
-rw-r--r--drivers/platform/x86/dell/dell-wmi-sysman/sysman.c2
-rw-r--r--drivers/platform/x86/dell/dell_rbu.c2
-rw-r--r--drivers/platform/x86/eeepc-laptop.c2
-rw-r--r--drivers/platform/x86/eeepc-wmi.c25
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c2
-rw-r--r--drivers/platform/x86/hdaps.c2
-rw-r--r--drivers/platform/x86/hp-wmi.c33
-rw-r--r--drivers/platform/x86/huawei-wmi.c2
-rw-r--r--drivers/platform/x86/intel/chtwc_int33fe.c8
-rw-r--r--drivers/platform/x86/intel/int3472/discrete.c34
-rw-r--r--drivers/platform/x86/intel/oaktrail.c2
-rw-r--r--drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c2
-rw-r--r--drivers/platform/x86/intel/wmi/thunderbolt.c24
-rw-r--r--drivers/platform/x86/mlx-platform.c2
-rw-r--r--drivers/platform/x86/msi-laptop.c106
-rw-r--r--drivers/platform/x86/nvidia-wmi-ec-backlight.c82
-rw-r--r--drivers/platform/x86/panasonic-laptop.c2
-rw-r--r--drivers/platform/x86/pmc_atom.c42
-rw-r--r--drivers/platform/x86/samsung-laptop.c89
-rw-r--r--drivers/platform/x86/simatic-ipc.c10
-rw-r--r--drivers/platform/x86/sony-laptop.c2
-rw-r--r--drivers/platform/x86/tc1100-wmi.c2
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c8
-rw-r--r--drivers/platform/x86/topstar-laptop.c2
-rw-r--r--drivers/platform/x86/toshiba_acpi.c337
-rw-r--r--drivers/platform/x86/winmate-fm07-keys.c2
-rw-r--r--drivers/platform/x86/wmi.c66
81 files changed, 3800 insertions, 1280 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index bc9ddd2e3b05..473241b5193f 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -209,6 +209,7 @@ config ACPI_VIDEO
tristate "Video"
depends on BACKLIGHT_CLASS_DEVICE
depends on INPUT
+ depends on ACPI_WMI || !X86
select THERMAL
help
This driver implements the ACPI Extensions For Display Adapters
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 6d209ea68bd8..32953646caeb 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -47,9 +47,6 @@ module_param(brightness_switch_enabled, bool, 0644);
static bool allow_duplicates;
module_param(allow_duplicates, bool, 0644);
-static int disable_backlight_sysfs_if = -1;
-module_param(disable_backlight_sysfs_if, int, 0444);
-
#define REPORT_OUTPUT_KEY_EVENTS 0x01
#define REPORT_BRIGHTNESS_KEY_EVENTS 0x02
static int report_key_events = -1;
@@ -73,6 +70,16 @@ module_param(device_id_scheme, bool, 0444);
static int only_lcd = -1;
module_param(only_lcd, int, 0444);
+/*
+ * Display probing is known to take up to 5 seconds, so delay the fallback
+ * backlight registration by 5 seconds + 3 seconds for some extra margin.
+ */
+static int register_backlight_delay = 8;
+module_param(register_backlight_delay, int, 0444);
+MODULE_PARM_DESC(register_backlight_delay,
+ "Delay in seconds before doing fallback (non GPU driver triggered) "
+ "backlight registration, set to 0 to disable.");
+
static bool may_report_brightness_keys;
static int register_count;
static DEFINE_MUTEX(register_count_mutex);
@@ -81,7 +88,9 @@ static LIST_HEAD(video_bus_head);
static int acpi_video_bus_add(struct acpi_device *device);
static int acpi_video_bus_remove(struct acpi_device *device);
static void acpi_video_bus_notify(struct acpi_device *device, u32 event);
-void acpi_video_detect_exit(void);
+static void acpi_video_bus_register_backlight_work(struct work_struct *ignored);
+static DECLARE_DELAYED_WORK(video_bus_register_backlight_work,
+ acpi_video_bus_register_backlight_work);
/*
* Indices in the _BCL method response: the first two items are special,
@@ -382,14 +391,6 @@ static int video_set_bqc_offset(const struct dmi_system_id *d)
return 0;
}
-static int video_disable_backlight_sysfs_if(
- const struct dmi_system_id *d)
-{
- if (disable_backlight_sysfs_if == -1)
- disable_backlight_sysfs_if = 1;
- return 0;
-}
-
static int video_set_device_id_scheme(const struct dmi_system_id *d)
{
device_id_scheme = true;
@@ -463,56 +464,6 @@ static const struct dmi_system_id video_dmi_table[] = {
},
/*
- * Some machines have a broken acpi-video interface for brightness
- * control, but still need an acpi_video_device_lcd_set_level() call
- * on resume to turn the backlight power on. We Enable backlight
- * control on these systems, but do not register a backlight sysfs
- * as brightness control does not work.
- */
- {
- /* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
- .callback = video_disable_backlight_sysfs_if,
- .ident = "Toshiba Portege R700",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R700"),
- },
- },
- {
- /* https://bugs.freedesktop.org/show_bug.cgi?id=82634 */
- .callback = video_disable_backlight_sysfs_if,
- .ident = "Toshiba Portege R830",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R830"),
- },
- },
- {
- /* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
- .callback = video_disable_backlight_sysfs_if,
- .ident = "Toshiba Satellite R830",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE R830"),
- },
- },
- {
- .callback = video_disable_backlight_sysfs_if,
- .ident = "Toshiba Satellite Z830",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE Z830"),
- },
- },
- {
- .callback = video_disable_backlight_sysfs_if,
- .ident = "Toshiba Portege Z830",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
- DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE Z830"),
- },
- },
- /*
* Some machine's _DOD IDs don't have bit 31(Device ID Scheme) set
* but the IDs actually follow the Device ID Scheme.
*/
@@ -1774,9 +1725,6 @@ static void acpi_video_dev_register_backlight(struct acpi_video_device *device)
if (result)
return;
- if (disable_backlight_sysfs_if > 0)
- return;
-
name = kasprintf(GFP_KERNEL, "acpi_video%d", count);
if (!name)
return;
@@ -1875,8 +1823,6 @@ static int acpi_video_bus_register_backlight(struct acpi_video_bus *video)
if (video->backlight_registered)
return 0;
- acpi_video_run_bcl_for_osi(video);
-
if (acpi_video_get_backlight_type() != acpi_backlight_video)
return 0;
@@ -2102,7 +2048,11 @@ static int acpi_video_bus_add(struct acpi_device *device)
list_add_tail(&video->entry, &video_bus_head);
mutex_unlock(&video_list_lock);
- acpi_video_bus_register_backlight(video);
+ /*
+ * The userspace visible backlight_device gets registered separately
+ * from acpi_video_register_backlight().
+ */
+ acpi_video_run_bcl_for_osi(video);
acpi_video_bus_add_notify_handler(video);
return 0;
@@ -2127,20 +2077,25 @@ static int acpi_video_bus_remove(struct acpi_device *device)
video = acpi_driver_data(device);
- acpi_video_bus_remove_notify_handler(video);
- acpi_video_bus_unregister_backlight(video);
- acpi_video_bus_put_devices(video);
-
mutex_lock(&video_list_lock);
list_del(&video->entry);
mutex_unlock(&video_list_lock);
+ acpi_video_bus_remove_notify_handler(video);
+ acpi_video_bus_unregister_backlight(video);
+ acpi_video_bus_put_devices(video);
+
kfree(video->attached_array);
kfree(video);
return 0;
}
+static void acpi_video_bus_register_backlight_work(struct work_struct *ignored)
+{
+ acpi_video_register_backlight();
+}
+
static int __init is_i740(struct pci_dev *dev)
{
if (dev->device == 0x00D1)
@@ -2251,6 +2206,18 @@ int acpi_video_register(void)
*/
register_count = 1;
+ /*
+ * acpi_video_bus_add() skips registering the userspace visible
+ * backlight_device. The intend is for this to be registered by the
+ * drm/kms driver calling acpi_video_register_backlight() *after* it is
+ * done setting up its own native backlight device. The delayed work
+ * ensures that acpi_video_register_backlight() always gets called
+ * eventually, in case there is no drm/kms driver or it is disabled.
+ */
+ if (register_backlight_delay)
+ schedule_delayed_work(&video_bus_register_backlight_work,
+ register_backlight_delay * HZ);
+
leave:
mutex_unlock(&register_count_mutex);
return ret;
@@ -2261,6 +2228,7 @@ void acpi_video_unregister(void)
{
mutex_lock(&register_count_mutex);
if (register_count) {
+ cancel_delayed_work_sync(&video_bus_register_backlight_work);
acpi_bus_unregister_driver(&acpi_video_bus);
register_count = 0;
may_report_brightness_keys = false;
@@ -2269,19 +2237,16 @@ void acpi_video_unregister(void)
}
EXPORT_SYMBOL(acpi_video_unregister);
-void acpi_video_unregister_backlight(void)
+void acpi_video_register_backlight(void)
{
struct acpi_video_bus *video;
- mutex_lock(&register_count_mutex);
- if (register_count) {
- mutex_lock(&video_list_lock);
- list_for_each_entry(video, &video_bus_head, entry)
- acpi_video_bus_unregister_backlight(video);
- mutex_unlock(&video_list_lock);
- }
- mutex_unlock(&register_count_mutex);
+ mutex_lock(&video_list_lock);
+ list_for_each_entry(video, &video_bus_head, entry)
+ acpi_video_bus_register_backlight(video);
+ mutex_unlock(&video_list_lock);
}
+EXPORT_SYMBOL(acpi_video_register_backlight);
bool acpi_video_handles_brightness_key_presses(void)
{
@@ -2318,7 +2283,6 @@ static int __init acpi_video_init(void)
static void __exit acpi_video_exit(void)
{
- acpi_video_detect_exit();
acpi_video_unregister();
}
diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index 7fe41ee489d6..d960a238be4e 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -18,6 +18,7 @@ static inline acpi_status acpi_set_waking_vector(u32 wakeup_address)
extern int acpi_s2idle_begin(void);
extern int acpi_s2idle_prepare(void);
extern int acpi_s2idle_prepare_late(void);
+extern void acpi_s2idle_check(void);
extern bool acpi_s2idle_wake(void);
extern void acpi_s2idle_restore_early(void);
extern void acpi_s2idle_restore(void);
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 5d7f38016a24..0d9064a9804c 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -17,8 +17,9 @@
* Otherwise vendor specific drivers like thinkpad_acpi, asus-laptop,
* sony_acpi,... can take care about backlight brightness.
*
- * Backlight drivers can use acpi_video_get_backlight_type() to determine
- * which driver should handle the backlight.
+ * Backlight drivers can use acpi_video_get_backlight_type() to determine which
+ * driver should handle the backlight. RAW/GPU-driver backlight drivers must
+ * use the acpi_video_backlight_use_native() helper for this.
*
* If CONFIG_ACPI_VIDEO is neither set as "compiled in" (y) nor as a module (m)
* this file will not be compiled and acpi_video_get_backlight_type() will
@@ -27,20 +28,16 @@
#include <linux/export.h>
#include <linux/acpi.h>
+#include <linux/apple-gmux.h>
#include <linux/backlight.h>
#include <linux/dmi.h>
#include <linux/module.h>
#include <linux/pci.h>
+#include <linux/platform_data/x86/nvidia-wmi-ec-backlight.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include <acpi/video.h>
-void acpi_video_unregister_backlight(void);
-
-static bool backlight_notifier_registered;
-static struct notifier_block backlight_nb;
-static struct work_struct backlight_notify_work;
-
static enum acpi_backlight_type acpi_backlight_cmdline = acpi_backlight_undef;
static enum acpi_backlight_type acpi_backlight_dmi = acpi_backlight_undef;
@@ -78,6 +75,36 @@ find_video(acpi_handle handle, u32 lvl, void *context, void **rv)
return AE_OK;
}
+/* This depends on ACPI_WMI which is X86 only */
+#ifdef CONFIG_X86
+static bool nvidia_wmi_ec_supported(void)
+{
+ struct wmi_brightness_args args = {
+ .mode = WMI_BRIGHTNESS_MODE_GET,
+ .val = 0,
+ .ret = 0,
+ };
+ struct acpi_buffer buf = { (acpi_size)sizeof(args), &args };
+ acpi_status status;
+
+ status = wmi_evaluate_method(WMI_BRIGHTNESS_GUID, 0,
+ WMI_BRIGHTNESS_METHOD_SOURCE, &buf, &buf);
+ if (ACPI_FAILURE(status))
+ return false;
+
+ /*
+ * If brightness is handled by the EC then nvidia-wmi-ec-backlight
+ * should be used, else the GPU driver(s) should be used.
+ */
+ return args.ret == WMI_BRIGHTNESS_SOURCE_EC;
+}
+#else
+static bool nvidia_wmi_ec_supported(void)
+{
+ return false;
+}
+#endif
+
/* Force to use vendor driver when the ACPI device is known to be
* buggy */
static int video_detect_force_vendor(const struct dmi_system_id *d)
@@ -105,63 +132,143 @@ static int video_detect_force_none(const struct dmi_system_id *d)
}
static const struct dmi_system_id video_detect_dmi_table[] = {
- /* On Samsung X360, the BIOS will set a flag (VDRV) if generic
- * ACPI backlight device is used. This flag will definitively break
- * the backlight interface (even the vendor interface) until next
- * reboot. It's why we should prevent video.ko from being used here
- * and we can't rely on a later call to acpi_video_unregister().
- */
{
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1128309 */
.callback = video_detect_force_vendor,
- /* X360 */
+ /* Acer KAV80 */
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "X360"),
- DMI_MATCH(DMI_BOARD_NAME, "X360"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "KAV80"),
},
},
{
- .callback = video_detect_force_vendor,
- /* Asus UL30VT */
- .matches = {
+ .callback = video_detect_force_vendor,
+ /* Asus UL30VT */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "UL30VT"),
},
},
{
- .callback = video_detect_force_vendor,
- /* Asus UL30A */
- .matches = {
+ .callback = video_detect_force_vendor,
+ /* Asus UL30A */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
},
},
{
- .callback = video_detect_force_vendor,
- /* GIGABYTE GB-BXBT-2807 */
- .matches = {
+ .callback = video_detect_force_vendor,
+ /* Asus X55U */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X55U"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Asus X101CH */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X101CH"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Asus X401U */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X401U"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Asus X501U */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X501U"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Asus 1015CX */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "1015CX"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* GIGABYTE GB-BXBT-2807 */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
DMI_MATCH(DMI_PRODUCT_NAME, "GB-BXBT-2807"),
},
},
{
- .callback = video_detect_force_vendor,
- /* Sony VPCEH3U1E */
- .matches = {
+ .callback = video_detect_force_vendor,
+ /* Samsung N150/N210/N220 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N150/N210/N220"),
+ DMI_MATCH(DMI_BOARD_NAME, "N150/N210/N220"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Samsung NF110/NF210/NF310 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "NF110/NF210/NF310"),
+ DMI_MATCH(DMI_BOARD_NAME, "NF110/NF210/NF310"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Samsung NC210 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "NC210/NC110"),
+ DMI_MATCH(DMI_BOARD_NAME, "NC210/NC110"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ /* Sony VPCEH3U1E */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "VPCEH3U1E"),
},
},
{
- .callback = video_detect_force_vendor,
- /* Xiaomi Mi Pad 2 */
- .matches = {
+ .callback = video_detect_force_vendor,
+ /* Xiaomi Mi Pad 2 */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Xiaomi Inc"),
DMI_MATCH(DMI_PRODUCT_NAME, "Mipad2"),
},
},
/*
+ * Toshiba models with Transflective display, these need to use
+ * the toshiba_acpi vendor driver for proper Transflective handling.
+ */
+ {
+ .callback = video_detect_force_vendor,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R500"),
+ },
+ },
+ {
+ .callback = video_detect_force_vendor,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R600"),
+ },
+ },
+
+ /*
* These models have a working acpi_video backlight control, and using
* native backlight causes a regression where backlight does not work
* when userspace is not handling brightness key events. Disable
@@ -390,6 +497,41 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
},
},
{
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1012674 */
+ .callback = video_detect_force_native,
+ /* Acer Aspire 5741 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5741"),
+ },
+ },
+ {
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=42993 */
+ .callback = video_detect_force_native,
+ /* Acer Aspire 5750 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"),
+ },
+ },
+ {
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=42833 */
+ .callback = video_detect_force_native,
+ /* Acer Extensa 5235 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5235"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ /* Acer TravelMate 4750 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4750"),
+ },
+ },
+ {
/* https://bugzilla.kernel.org/show_bug.cgi?id=207835 */
.callback = video_detect_force_native,
/* Acer TravelMate 5735Z */
@@ -400,120 +542,109 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
},
},
{
- .callback = video_detect_force_native,
- /* ASUSTeK COMPUTER INC. GA401 */
- .matches = {
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=36322 */
+ .callback = video_detect_force_native,
+ /* Acer TravelMate 5760 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5760"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ /* ASUSTeK COMPUTER INC. GA401 */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "GA401"),
},
},
{
- .callback = video_detect_force_native,
- /* ASUSTeK COMPUTER INC. GA502 */
- .matches = {
+ .callback = video_detect_force_native,
+ /* ASUSTeK COMPUTER INC. GA502 */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "GA502"),
},
},
{
- .callback = video_detect_force_native,
- /* ASUSTeK COMPUTER INC. GA503 */
- .matches = {
+ .callback = video_detect_force_native,
+ /* ASUSTeK COMPUTER INC. GA503 */
+ .matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "GA503"),
},
},
- /*
- * Clevo NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2 have both a
- * working native and video interface. However the default detection
- * mechanism first registers the video interface before unregistering
- * it again and switching to the native interface during boot. This
- * results in a dangling SBIOS request for backlight change for some
- * reason, causing the backlight to switch to ~2% once per boot on the
- * first power cord connect or disconnect event. Setting the native
- * interface explicitly circumvents this buggy behaviour, by avoiding
- * the unregistering process.
- */
{
- .callback = video_detect_force_native,
- .ident = "Clevo NL5xRU",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
+ .callback = video_detect_force_native,
+ /* Asus UX303UB */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
},
},
{
- .callback = video_detect_force_native,
- .ident = "Clevo NL5xRU",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
- DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
+ .callback = video_detect_force_native,
+ /* Samsung N150P */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N150P"),
+ DMI_MATCH(DMI_BOARD_NAME, "N150P"),
},
},
{
- .callback = video_detect_force_native,
- .ident = "Clevo NL5xRU",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
- DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
+ .callback = video_detect_force_native,
+ /* Samsung N145P/N250P/N260P */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N145P/N250P/N260P"),
+ DMI_MATCH(DMI_BOARD_NAME, "N145P/N250P/N260P"),
},
},
{
- .callback = video_detect_force_native,
- .ident = "Clevo NL5xNU",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
+ .callback = video_detect_force_native,
+ /* Samsung N250P */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "N250P"),
+ DMI_MATCH(DMI_BOARD_NAME, "N250P"),
},
},
+
/*
- * The TongFang PF5PU1G, PF4NU1F, PF5NU1G, and PF5LUXG/TUXEDO BA15 Gen10,
- * Pulse 14/15 Gen1, and Pulse 15 Gen2 have the same problem as the Clevo
- * NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2. See the description
- * above.
+ * These Toshibas have a broken acpi-video interface for brightness
+ * control. They also have an issue where the panel is off after
+ * suspend until a special firmware call is made to turn it back
+ * on. This is handled by the toshiba_acpi kernel module, so that
+ * module must be enabled for these models to work correctly.
*/
{
- .callback = video_detect_force_native,
- .ident = "TongFang PF5PU1G",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "PF5PU1G"),
- },
- },
- {
- .callback = video_detect_force_native,
- .ident = "TongFang PF4NU1F",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "PF4NU1F"),
- },
- },
- {
- .callback = video_detect_force_native,
- .ident = "TongFang PF4NU1F",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
- DMI_MATCH(DMI_BOARD_NAME, "PULSE1401"),
- },
- },
- {
- .callback = video_detect_force_native,
- .ident = "TongFang PF5NU1G",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "PF5NU1G"),
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
+ .callback = video_detect_force_native,
+ /* Toshiba Portégé R700 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R700"),
},
},
{
- .callback = video_detect_force_native,
- .ident = "TongFang PF5NU1G",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
- DMI_MATCH(DMI_BOARD_NAME, "PULSE1501"),
+ /* Portégé: https://bugs.freedesktop.org/show_bug.cgi?id=82634 */
+ /* Satellite: https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
+ .callback = video_detect_force_native,
+ /* Toshiba Satellite/Portégé R830 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "R830"),
},
},
{
- .callback = video_detect_force_native,
- .ident = "TongFang PF5LUXG",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "PF5LUXG"),
+ .callback = video_detect_force_native,
+ /* Toshiba Satellite/Portégé Z830 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Z830"),
},
},
+
/*
* Desktops which falsely report a backlight and which our heuristics
* for this do not catch.
@@ -537,43 +668,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
{ },
};
-/* This uses a workqueue to avoid various locking ordering issues */
-static void acpi_video_backlight_notify_work(struct work_struct *work)
-{
- if (acpi_video_get_backlight_type() != acpi_backlight_video)
- acpi_video_unregister_backlight();
-}
-
-static int acpi_video_backlight_notify(struct notifier_block *nb,
- unsigned long val, void *bd)
-{
- struct backlight_device *backlight = bd;
-
- /* A raw bl registering may change video -> native */
- if (backlight->props.type == BACKLIGHT_RAW &&
- val == BACKLIGHT_REGISTERED)
- schedule_work(&backlight_notify_work);
-
- return NOTIFY_OK;
-}
-
/*
* Determine which type of backlight interface to use on this system,
* First check cmdline, then dmi quirks, then do autodetect.
- *
- * The autodetect order is:
- * 1) Is the acpi-video backlight interface supported ->
- * no, use a vendor interface
- * 2) Is this a win8 "ready" BIOS and do we have a native interface ->
- * yes, use a native interface
- * 3) Else use the acpi-video interface
- *
- * Arguably the native on win8 check should be done first, but that would
- * be a behavior change, which may causes issues.
*/
-enum acpi_backlight_type acpi_video_get_backlight_type(void)
+static enum acpi_backlight_type __acpi_video_get_backlight_type(bool native)
{
static DEFINE_MUTEX(init_mutex);
+ static bool nvidia_wmi_ec_present;
+ static bool native_available;
static bool init_done;
static long video_caps;
@@ -585,48 +688,60 @@ enum acpi_backlight_type acpi_video_get_backlight_type(void)
acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
ACPI_UINT32_MAX, find_video, NULL,
&video_caps, NULL);
- INIT_WORK(&backlight_notify_work,
- acpi_video_backlight_notify_work);
- backlight_nb.notifier_call = acpi_video_backlight_notify;
- backlight_nb.priority = 0;
- if (backlight_register_notifier(&backlight_nb) == 0)
- backlight_notifier_registered = true;
+ nvidia_wmi_ec_present = nvidia_wmi_ec_supported();
init_done = true;
}
+ if (native)
+ native_available = true;
mutex_unlock(&init_mutex);
+ /*
+ * The below heuristics / detection steps are in order of descending
+ * presedence. The commandline takes presedence over anything else.
+ */
if (acpi_backlight_cmdline != acpi_backlight_undef)
return acpi_backlight_cmdline;
+ /* DMI quirks override any autodetection. */
if (acpi_backlight_dmi != acpi_backlight_undef)
return acpi_backlight_dmi;
- if (!(video_caps & ACPI_VIDEO_BACKLIGHT))
- return acpi_backlight_vendor;
+ /* Special cases such as nvidia_wmi_ec and apple gmux. */
+ if (nvidia_wmi_ec_present)
+ return acpi_backlight_nvidia_wmi_ec;
- if (acpi_osi_is_win8() && backlight_device_get_by_type(BACKLIGHT_RAW))
- return acpi_backlight_native;
+ if (apple_gmux_present())
+ return acpi_backlight_apple_gmux;
+
+ /* On systems with ACPI video use either native or ACPI video. */
+ if (video_caps & ACPI_VIDEO_BACKLIGHT) {
+ /*
+ * Windows 8 and newer no longer use the ACPI video interface,
+ * so it often does not work. If the ACPI tables are written
+ * for win8 and native brightness ctl is available, use that.
+ *
+ * The native check deliberately is inside the if acpi-video
+ * block on older devices without acpi-video support native
+ * is usually not the best choice.
+ */
+ if (acpi_osi_is_win8() && native_available)
+ return acpi_backlight_native;
+ else
+ return acpi_backlight_video;
+ }
- return acpi_backlight_video;
+ /* No ACPI video (old hw), use vendor specific fw methods. */
+ return acpi_backlight_vendor;
}
-EXPORT_SYMBOL(acpi_video_get_backlight_type);
-/*
- * Set the preferred backlight interface type based on DMI info.
- * This function allows DMI blacklists to be implemented by external
- * platform drivers instead of putting a big blacklist in video_detect.c
- */
-void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type)
+enum acpi_backlight_type acpi_video_get_backlight_type(void)
{
- acpi_backlight_dmi = type;
- /* Remove acpi-video backlight interface if it is no longer desired */
- if (acpi_video_get_backlight_type() != acpi_backlight_video)
- acpi_video_unregister_backlight();
+ return __acpi_video_get_backlight_type(false);
}
-EXPORT_SYMBOL(acpi_video_set_dmi_backlight_type);
+EXPORT_SYMBOL(acpi_video_get_backlight_type);
-void __exit acpi_video_detect_exit(void)
+bool acpi_video_backlight_use_native(void)
{
- if (backlight_notifier_registered)
- backlight_unregister_notifier(&backlight_nb);
+ return __acpi_video_get_backlight_type(true) == acpi_backlight_native;
}
+EXPORT_SYMBOL(acpi_video_backlight_use_native);
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 0155c1d2d608..42f249070c09 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -584,6 +584,19 @@ int acpi_s2idle_prepare_late(void)
return 0;
}
+void acpi_s2idle_check(void)
+{
+ struct acpi_s2idle_dev_ops *handler;
+
+ if (!lps0_device_handle || sleep_no_lps0)
+ return;
+
+ list_for_each_entry(handler, &lps0_s2idle_devops_head, list_node) {
+ if (handler->check)
+ handler->check();
+ }
+}
+
void acpi_s2idle_restore_early(void)
{
struct acpi_s2idle_dev_ops *handler;
@@ -625,6 +638,7 @@ static const struct platform_s2idle_ops acpi_s2idle_ops_lps0 = {
.begin = acpi_s2idle_begin,
.prepare = acpi_s2idle_prepare,
.prepare_late = acpi_s2idle_prepare_late,
+ .check = acpi_s2idle_check,
.wake = acpi_s2idle_wake,
.restore_early = acpi_s2idle_restore_early,
.restore = acpi_s2idle_restore,
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 0642f579196f..3f64345fe40b 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -874,10 +874,11 @@ config GPIO_104_IDI_48
module parameter.
config GPIO_F7188X
- tristate "F71869, F71869A, F71882FG, F71889F and F81866 GPIO support"
+ tristate "Fintek and Nuvoton Super-I/O GPIO support"
help
This option enables support for GPIOs found on Fintek Super-I/O
chips F71869, F71869A, F71882FG, F71889F and F81866.
+ As well as Nuvoton Super-I/O chip NCT6116D.
To compile this driver as a module, choose M here: the module will
be called f7188x-gpio.
diff --git a/drivers/gpio/gpio-f7188x.c b/drivers/gpio/gpio-f7188x.c
index 18a3147f5a42..9effa7769bef 100644
--- a/drivers/gpio/gpio-f7188x.c
+++ b/drivers/gpio/gpio-f7188x.c
@@ -1,12 +1,15 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * GPIO driver for Fintek Super-I/O F71869, F71869A, F71882, F71889 and F81866
+ * GPIO driver for Fintek and Nuvoton Super-I/O chips
*
* Copyright (C) 2010-2013 LaCie
*
* Author: Simon Guinot <simon.guinot@sequanux.org>
*/
+#define DRVNAME "gpio-f7188x"
+#define pr_fmt(fmt) DRVNAME ": " fmt
+
#include <linux/module.h>
#include <linux/init.h>
#include <linux/platform_device.h>
@@ -14,30 +17,41 @@
#include <linux/gpio/driver.h>
#include <linux/bitops.h>
-#define DRVNAME "gpio-f7188x"
-
/*
* Super-I/O registers
*/
#define SIO_LDSEL 0x07 /* Logical device select */
#define SIO_DEVID 0x20 /* Device ID (2 bytes) */
-#define SIO_DEVREV 0x22 /* Device revision */
-#define SIO_MANID 0x23 /* Fintek ID (2 bytes) */
-#define SIO_LD_GPIO 0x06 /* GPIO logical device */
#define SIO_UNLOCK_KEY 0x87 /* Key to enable Super-I/O */
#define SIO_LOCK_KEY 0xAA /* Key to disable Super-I/O */
-#define SIO_FINTEK_ID 0x1934 /* Manufacturer ID */
+/*
+ * Fintek devices.
+ */
+#define SIO_FINTEK_DEVREV 0x22 /* Fintek Device revision */
+#define SIO_FINTEK_MANID 0x23 /* Fintek ID (2 bytes) */
+
+#define SIO_FINTEK_ID 0x1934 /* Manufacturer ID */
+
#define SIO_F71869_ID 0x0814 /* F71869 chipset ID */
#define SIO_F71869A_ID 0x1007 /* F71869A chipset ID */
#define SIO_F71882_ID 0x0541 /* F71882 chipset ID */
#define SIO_F71889_ID 0x0909 /* F71889 chipset ID */
#define SIO_F71889A_ID 0x1005 /* F71889A chipset ID */
#define SIO_F81866_ID 0x1010 /* F81866 chipset ID */
-#define SIO_F81804_ID 0x1502 /* F81804 chipset ID, same for f81966 */
+#define SIO_F81804_ID 0x1502 /* F81804 chipset ID, same for F81966 */
#define SIO_F81865_ID 0x0704 /* F81865 chipset ID */
+#define SIO_LD_GPIO_FINTEK 0x06 /* GPIO logical device */
+
+/*
+ * Nuvoton devices.
+ */
+#define SIO_NCT6116D_ID 0xD283 /* NCT6116D chipset ID */
+
+#define SIO_LD_GPIO_NUVOTON 0x07 /* GPIO logical device */
+
enum chips {
f71869,
@@ -48,6 +62,7 @@ enum chips {
f81866,
f81804,
f81865,
+ nct6116d,
};
static const char * const f7188x_names[] = {
@@ -59,10 +74,12 @@ static const char * const f7188x_names[] = {
"f81866",
"f81804",
"f81865",
+ "nct6116d",
};
struct f7188x_sio {
int addr;
+ int device;
enum chips type;
};
@@ -110,7 +127,7 @@ static inline int superio_enter(int base)
{
/* Don't step on other drivers' I/O space by accident. */
if (!request_muxed_region(base, 2, DRVNAME)) {
- pr_err(DRVNAME "I/O address 0x%04x already in use\n", base);
+ pr_err("I/O address 0x%04x already in use\n", base);
return -EBUSY;
}
@@ -146,10 +163,10 @@ static void f7188x_gpio_set(struct gpio_chip *chip, unsigned offset, int value);
static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
unsigned long config);
-#define F7188X_GPIO_BANK(_base, _ngpio, _regbase) \
+#define F7188X_GPIO_BANK(_base, _ngpio, _regbase, _label) \
{ \
.chip = { \
- .label = DRVNAME, \
+ .label = _label, \
.owner = THIS_MODULE, \
.get_direction = f7188x_gpio_get_direction, \
.direction_input = f7188x_gpio_direction_in, \
@@ -164,94 +181,108 @@ static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
.regbase = _regbase, \
}
-#define gpio_dir(base) (base + 0)
-#define gpio_data_out(base) (base + 1)
-#define gpio_data_in(base) (base + 2)
+#define f7188x_gpio_dir(base) ((base) + 0)
+#define f7188x_gpio_data_out(base) ((base) + 1)
+#define f7188x_gpio_data_in(base) ((base) + 2)
/* Output mode register (0:open drain 1:push-pull). */
-#define gpio_out_mode(base) (base + 3)
+#define f7188x_gpio_out_mode(base) ((base) + 3)
+
+#define f7188x_gpio_dir_invert(type) ((type) == nct6116d)
+#define f7188x_gpio_data_single(type) ((type) == nct6116d)
static struct f7188x_gpio_bank f71869_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 6, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 5, 0xA0),
- F7188X_GPIO_BANK(60, 6, 0x90),
+ F7188X_GPIO_BANK(0, 6, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 6, 0x90, DRVNAME "-6"),
};
static struct f7188x_gpio_bank f71869a_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 6, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 5, 0xA0),
- F7188X_GPIO_BANK(60, 8, 0x90),
- F7188X_GPIO_BANK(70, 8, 0x80),
+ F7188X_GPIO_BANK(0, 6, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
+ F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
};
static struct f7188x_gpio_bank f71882_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 8, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 4, 0xC0),
- F7188X_GPIO_BANK(40, 4, 0xB0),
+ F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 4, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 4, 0xB0, DRVNAME "-4"),
};
static struct f7188x_gpio_bank f71889a_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 7, 0xF0),
- F7188X_GPIO_BANK(10, 7, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 5, 0xA0),
- F7188X_GPIO_BANK(60, 8, 0x90),
- F7188X_GPIO_BANK(70, 8, 0x80),
+ F7188X_GPIO_BANK(0, 7, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 7, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
+ F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
};
static struct f7188x_gpio_bank f71889_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 7, 0xF0),
- F7188X_GPIO_BANK(10, 7, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 5, 0xA0),
- F7188X_GPIO_BANK(60, 8, 0x90),
- F7188X_GPIO_BANK(70, 8, 0x80),
+ F7188X_GPIO_BANK(0, 7, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 7, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
+ F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
};
static struct f7188x_gpio_bank f81866_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 8, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 8, 0xA0),
- F7188X_GPIO_BANK(60, 8, 0x90),
- F7188X_GPIO_BANK(70, 8, 0x80),
- F7188X_GPIO_BANK(80, 8, 0x88),
+ F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
+ F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
+ F7188X_GPIO_BANK(80, 8, 0x88, DRVNAME "-8"),
};
static struct f7188x_gpio_bank f81804_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 8, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(50, 8, 0xA0),
- F7188X_GPIO_BANK(60, 8, 0x90),
- F7188X_GPIO_BANK(70, 8, 0x80),
- F7188X_GPIO_BANK(90, 8, 0x98),
+ F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-4"),
+ F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-5"),
+ F7188X_GPIO_BANK(90, 8, 0x98, DRVNAME "-6"),
};
static struct f7188x_gpio_bank f81865_gpio_bank[] = {
- F7188X_GPIO_BANK(0, 8, 0xF0),
- F7188X_GPIO_BANK(10, 8, 0xE0),
- F7188X_GPIO_BANK(20, 8, 0xD0),
- F7188X_GPIO_BANK(30, 8, 0xC0),
- F7188X_GPIO_BANK(40, 8, 0xB0),
- F7188X_GPIO_BANK(50, 8, 0xA0),
- F7188X_GPIO_BANK(60, 5, 0x90),
+ F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 5, 0x90, DRVNAME "-6"),
+};
+
+static struct f7188x_gpio_bank nct6116d_gpio_bank[] = {
+ F7188X_GPIO_BANK(0, 8, 0xE0, DRVNAME "-0"),
+ F7188X_GPIO_BANK(10, 8, 0xE4, DRVNAME "-1"),
+ F7188X_GPIO_BANK(20, 8, 0xE8, DRVNAME "-2"),
+ F7188X_GPIO_BANK(30, 8, 0xEC, DRVNAME "-3"),
+ F7188X_GPIO_BANK(40, 8, 0xF0, DRVNAME "-4"),
+ F7188X_GPIO_BANK(50, 8, 0xF4, DRVNAME "-5"),
+ F7188X_GPIO_BANK(60, 8, 0xF8, DRVNAME "-6"),
+ F7188X_GPIO_BANK(70, 1, 0xFC, DRVNAME "-7"),
};
static int f7188x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
@@ -264,13 +295,16 @@ static int f7188x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
err = superio_enter(sio->addr);
if (err)
return err;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- dir = superio_inb(sio->addr, gpio_dir(bank->regbase));
+ dir = superio_inb(sio->addr, f7188x_gpio_dir(bank->regbase));
superio_exit(sio->addr);
- if (dir & 1 << offset)
+ if (f7188x_gpio_dir_invert(sio->type))
+ dir = ~dir;
+
+ if (dir & BIT(offset))
return GPIO_LINE_DIRECTION_OUT;
return GPIO_LINE_DIRECTION_IN;
@@ -286,11 +320,15 @@ static int f7188x_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
err = superio_enter(sio->addr);
if (err)
return err;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- dir = superio_inb(sio->addr, gpio_dir(bank->regbase));
- dir &= ~BIT(offset);
- superio_outb(sio->addr, gpio_dir(bank->regbase), dir);
+ dir = superio_inb(sio->addr, f7188x_gpio_dir(bank->regbase));
+
+ if (f7188x_gpio_dir_invert(sio->type))
+ dir |= BIT(offset);
+ else
+ dir &= ~BIT(offset);
+ superio_outb(sio->addr, f7188x_gpio_dir(bank->regbase), dir);
superio_exit(sio->addr);
@@ -307,14 +345,14 @@ static int f7188x_gpio_get(struct gpio_chip *chip, unsigned offset)
err = superio_enter(sio->addr);
if (err)
return err;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- dir = superio_inb(sio->addr, gpio_dir(bank->regbase));
+ dir = superio_inb(sio->addr, f7188x_gpio_dir(bank->regbase));
dir = !!(dir & BIT(offset));
- if (dir)
- data = superio_inb(sio->addr, gpio_data_out(bank->regbase));
+ if (f7188x_gpio_data_single(sio->type) || dir)
+ data = superio_inb(sio->addr, f7188x_gpio_data_out(bank->regbase));
else
- data = superio_inb(sio->addr, gpio_data_in(bank->regbase));
+ data = superio_inb(sio->addr, f7188x_gpio_data_in(bank->regbase));
superio_exit(sio->addr);
@@ -332,18 +370,21 @@ static int f7188x_gpio_direction_out(struct gpio_chip *chip,
err = superio_enter(sio->addr);
if (err)
return err;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- data_out = superio_inb(sio->addr, gpio_data_out(bank->regbase));
+ data_out = superio_inb(sio->addr, f7188x_gpio_data_out(bank->regbase));
if (value)
data_out |= BIT(offset);
else
data_out &= ~BIT(offset);
- superio_outb(sio->addr, gpio_data_out(bank->regbase), data_out);
+ superio_outb(sio->addr, f7188x_gpio_data_out(bank->regbase), data_out);
- dir = superio_inb(sio->addr, gpio_dir(bank->regbase));
- dir |= BIT(offset);
- superio_outb(sio->addr, gpio_dir(bank->regbase), dir);
+ dir = superio_inb(sio->addr, f7188x_gpio_dir(bank->regbase));
+ if (f7188x_gpio_dir_invert(sio->type))
+ dir &= ~BIT(offset);
+ else
+ dir |= BIT(offset);
+ superio_outb(sio->addr, f7188x_gpio_dir(bank->regbase), dir);
superio_exit(sio->addr);
@@ -360,14 +401,14 @@ static void f7188x_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
err = superio_enter(sio->addr);
if (err)
return;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- data_out = superio_inb(sio->addr, gpio_data_out(bank->regbase));
+ data_out = superio_inb(sio->addr, f7188x_gpio_data_out(bank->regbase));
if (value)
data_out |= BIT(offset);
else
data_out &= ~BIT(offset);
- superio_outb(sio->addr, gpio_data_out(bank->regbase), data_out);
+ superio_outb(sio->addr, f7188x_gpio_data_out(bank->regbase), data_out);
superio_exit(sio->addr);
}
@@ -388,14 +429,14 @@ static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
err = superio_enter(sio->addr);
if (err)
return err;
- superio_select(sio->addr, SIO_LD_GPIO);
+ superio_select(sio->addr, sio->device);
- data = superio_inb(sio->addr, gpio_out_mode(bank->regbase));
+ data = superio_inb(sio->addr, f7188x_gpio_out_mode(bank->regbase));
if (param == PIN_CONFIG_DRIVE_OPEN_DRAIN)
data &= ~BIT(offset);
else
data |= BIT(offset);
- superio_outb(sio->addr, gpio_out_mode(bank->regbase), data);
+ superio_outb(sio->addr, f7188x_gpio_out_mode(bank->regbase), data);
superio_exit(sio->addr);
return 0;
@@ -449,6 +490,10 @@ static int f7188x_gpio_probe(struct platform_device *pdev)
data->nr_bank = ARRAY_SIZE(f81865_gpio_bank);
data->bank = f81865_gpio_bank;
break;
+ case nct6116d:
+ data->nr_bank = ARRAY_SIZE(nct6116d_gpio_bank);
+ data->bank = nct6116d_gpio_bank;
+ break;
default:
return -ENODEV;
}
@@ -479,18 +524,15 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
{
int err;
u16 devid;
+ u16 manid;
err = superio_enter(addr);
if (err)
return err;
err = -ENODEV;
- devid = superio_inw(addr, SIO_MANID);
- if (devid != SIO_FINTEK_ID) {
- pr_debug(DRVNAME ": Not a Fintek device at 0x%08x\n", addr);
- goto err;
- }
+ sio->device = SIO_LD_GPIO_FINTEK;
devid = superio_inw(addr, SIO_DEVID);
switch (devid) {
case SIO_F71869_ID:
@@ -517,17 +559,30 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
case SIO_F81865_ID:
sio->type = f81865;
break;
+ case SIO_NCT6116D_ID:
+ sio->device = SIO_LD_GPIO_NUVOTON;
+ sio->type = nct6116d;
+ break;
default:
- pr_info(DRVNAME ": Unsupported Fintek device 0x%04x\n", devid);
+ pr_info("Unsupported Fintek device 0x%04x\n", devid);
goto err;
}
+
+ /* double check manufacturer where possible */
+ if (sio->type != nct6116d) {
+ manid = superio_inw(addr, SIO_FINTEK_MANID);
+ if (manid != SIO_FINTEK_ID) {
+ pr_debug("Not a Fintek device at 0x%08x\n", addr);
+ goto err;
+ }
+ }
+
sio->addr = addr;
err = 0;
- pr_info(DRVNAME ": Found %s at %#x, revision %d\n",
- f7188x_names[sio->type],
- (unsigned int) addr,
- (int) superio_inb(addr, SIO_DEVREV));
+ pr_info("Found %s at %#x\n", f7188x_names[sio->type], (unsigned int)addr);
+ if (sio->type != nct6116d)
+ pr_info(" revision %d\n", superio_inb(addr, SIO_FINTEK_DEVREV));
err:
superio_exit(addr);
@@ -548,13 +603,13 @@ f7188x_gpio_device_add(const struct f7188x_sio *sio)
err = platform_device_add_data(f7188x_gpio_pdev,
sio, sizeof(*sio));
if (err) {
- pr_err(DRVNAME "Platform data allocation failed\n");
+ pr_err("Platform data allocation failed\n");
goto err;
}
err = platform_device_add(f7188x_gpio_pdev);
if (err) {
- pr_err(DRVNAME "Device addition failed\n");
+ pr_err("Device addition failed\n");
goto err;
}
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 6c2256e8474b..8cafe63c98fc 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -248,6 +248,13 @@ config DRM_RADEON
select HWMON
select BACKLIGHT_CLASS_DEVICE
select INTERVAL_TREE
+ # radeon depends on ACPI_VIDEO when ACPI is enabled, for select to work
+ # ACPI_VIDEO's dependencies must also be selected.
+ select INPUT if ACPI
+ select ACPI_VIDEO if ACPI
+ # On x86 ACPI_VIDEO also needs ACPI_WMI
+ select X86_PLATFORM_DEVICES if ACPI && X86
+ select ACPI_WMI if ACPI && X86
help
Choose this option if you have an ATI Radeon graphics card. There
are both PCI and AGP versions. You don't need to choose this to
@@ -273,6 +280,13 @@ config DRM_AMDGPU
select BACKLIGHT_CLASS_DEVICE
select INTERVAL_TREE
select DRM_BUDDY
+ # amdgpu depends on ACPI_VIDEO when ACPI is enabled, for select to work
+ # ACPI_VIDEO's dependencies must also be selected.
+ select INPUT if ACPI
+ select ACPI_VIDEO if ACPI
+ # On x86 ACPI_VIDEO also needs ACPI_WMI
+ select X86_PLATFORM_DEVICES if ACPI && X86
+ select ACPI_WMI if ACPI && X86
help
Choose this option if you have a recent AMD Radeon graphics card.
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
index fa7421afb9a6..6be9ac2b9c5b 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
@@ -26,6 +26,8 @@
#include <linux/pci.h>
+#include <acpi/video.h>
+
#include <drm/drm_crtc_helper.h>
#include <drm/amdgpu_drm.h>
#include "amdgpu.h"
@@ -182,7 +184,12 @@ void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encode
return;
if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
- return;
+ goto register_acpi_backlight;
+
+ if (!acpi_video_backlight_use_native()) {
+ drm_info(dev, "Skipping amdgpu atom DIG backlight registration\n");
+ goto register_acpi_backlight;
+ }
pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL);
if (!pdata) {
@@ -218,6 +225,11 @@ void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encode
error:
kfree(pdata);
return;
+
+register_acpi_backlight:
+ /* Try registering an ACPI video backlight device instead. */
+ acpi_video_register_backlight();
+ return;
}
void
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 1efe7fa5bc58..a0cd8365487e 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -89,6 +89,8 @@
#include <drm/drm_audio_component.h>
#include <drm/drm_gem_atomic_helper.h>
+#include <acpi/video.h>
+
#include "ivsrcid/dcn/irqsrcs_dcn_1_0.h"
#include "dcn/dcn_1_0_offset.h"
@@ -4058,6 +4060,13 @@ amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm)
amdgpu_dm_update_backlight_caps(dm, dm->num_of_edps);
dm->brightness[dm->num_of_edps] = AMDGPU_MAX_BL_LEVEL;
+ if (!acpi_video_backlight_use_native()) {
+ drm_info(adev_to_drm(dm->adev), "Skipping amdgpu DM backlight registration\n");
+ /* Try registering an ACPI video backlight device instead. */
+ acpi_video_register_backlight();
+ return;
+ }
+
props.max_brightness = AMDGPU_MAX_BL_LEVEL;
props.brightness = AMDGPU_MAX_BL_LEVEL;
props.type = BACKLIGHT_RAW;
diff --git a/drivers/gpu/drm/gma500/Kconfig b/drivers/gpu/drm/gma500/Kconfig
index 0cff20265f97..807b989e3c77 100644
--- a/drivers/gpu/drm/gma500/Kconfig
+++ b/drivers/gpu/drm/gma500/Kconfig
@@ -7,6 +7,8 @@ config DRM_GMA500
select ACPI_VIDEO if ACPI
select BACKLIGHT_CLASS_DEVICE if ACPI
select INPUT if ACPI
+ select X86_PLATFORM_DEVICES if ACPI
+ select ACPI_WMI if ACPI
help
Say yes for an experimental 2D KMS framebuffer driver for the
Intel GMA500 (Poulsbo), Intel GMA600 (Moorestown/Oak Trail) and
diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index 7ae3b7d67fcf..3efce05d7b57 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -23,6 +23,8 @@ config DRM_I915
# but for select to work, need to select ACPI_VIDEO's dependencies, ick
select BACKLIGHT_CLASS_DEVICE if ACPI
select INPUT if ACPI
+ select X86_PLATFORM_DEVICES if ACPI
+ select ACPI_WMI if ACPI
select ACPI_VIDEO if ACPI
select ACPI_BUTTON if ACPI
select SYNC_FILE
diff --git a/drivers/gpu/drm/i915/display/intel_acpi.c b/drivers/gpu/drm/i915/display/intel_acpi.c
index e78430001f07..9df78e7caa2b 100644
--- a/drivers/gpu/drm/i915/display/intel_acpi.c
+++ b/drivers/gpu/drm/i915/display/intel_acpi.c
@@ -7,6 +7,7 @@
#include <linux/pci.h>
#include <linux/acpi.h>
+#include <acpi/video.h>
#include "i915_drv.h"
#include "intel_acpi.h"
@@ -331,3 +332,29 @@ void intel_acpi_assign_connector_fwnodes(struct drm_i915_private *i915)
*/
fwnode_handle_put(fwnode);
}
+
+void intel_acpi_video_register(struct drm_i915_private *i915)
+{
+ struct drm_connector_list_iter conn_iter;
+ struct drm_connector *connector;
+
+ acpi_video_register();
+
+ /*
+ * If i915 is driving an internal panel without registering its native
+ * backlight handler try to register the acpi_video backlight.
+ * For panels not driven by i915 another GPU driver may still register
+ * a native backlight later and acpi_video_register_backlight() should
+ * only be called after any native backlights have been registered.
+ */
+ drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ drm_for_each_connector_iter(connector, &conn_iter) {
+ struct intel_panel *panel = &to_intel_connector(connector)->panel;
+
+ if (panel->backlight.funcs && !panel->backlight.device) {
+ acpi_video_register_backlight();
+ break;
+ }
+ }
+ drm_connector_list_iter_end(&conn_iter);
+}
diff --git a/drivers/gpu/drm/i915/display/intel_acpi.h b/drivers/gpu/drm/i915/display/intel_acpi.h
index 4a760a2baed9..6a0007452f95 100644
--- a/drivers/gpu/drm/i915/display/intel_acpi.h
+++ b/drivers/gpu/drm/i915/display/intel_acpi.h
@@ -14,6 +14,7 @@ void intel_unregister_dsm_handler(void);
void intel_dsm_get_bios_data_funcs_supported(struct drm_i915_private *i915);
void intel_acpi_device_id_update(struct drm_i915_private *i915);
void intel_acpi_assign_connector_fwnodes(struct drm_i915_private *i915);
+void intel_acpi_video_register(struct drm_i915_private *i915);
#else
static inline void intel_register_dsm_handler(void) { return; }
static inline void intel_unregister_dsm_handler(void) { return; }
@@ -23,6 +24,8 @@ static inline
void intel_acpi_device_id_update(struct drm_i915_private *i915) { return; }
static inline
void intel_acpi_assign_connector_fwnodes(struct drm_i915_private *i915) { return; }
+static inline
+void intel_acpi_video_register(struct drm_i915_private *i915) { return; }
#endif /* CONFIG_ACPI */
#endif /* __INTEL_ACPI_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c b/drivers/gpu/drm/i915/display/intel_backlight.c
index f5e1d692976e..ae1cdb662144 100644
--- a/drivers/gpu/drm/i915/display/intel_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_backlight.c
@@ -8,6 +8,8 @@
#include <linux/pwm.h>
#include <linux/string_helpers.h>
+#include <acpi/video.h>
+
#include "intel_backlight.h"
#include "intel_connector.h"
#include "intel_de.h"
@@ -951,6 +953,11 @@ int intel_backlight_device_register(struct intel_connector *connector)
WARN_ON(panel->backlight.max == 0);
+ if (!acpi_video_backlight_use_native()) {
+ drm_info(&i915->drm, "Skipping intel_backlight registration\n");
+ return 0;
+ }
+
memset(&props, 0, sizeof(props));
props.type = BACKLIGHT_RAW;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index fc5d94862ef3..6a1c15e6ce7f 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -9084,7 +9084,7 @@ void intel_display_driver_register(struct drm_i915_private *i915)
/* Must be done after probing outputs */
intel_opregion_register(i915);
- acpi_video_register();
+ intel_acpi_video_register(i915);
intel_audio_init(i915);
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 6140db756d06..8cf096f841a9 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -386,3 +386,13 @@ nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector)
return kmemdup(edid, EDID_LENGTH, GFP_KERNEL);
}
+
+bool nouveau_acpi_video_backlight_use_native(void)
+{
+ return acpi_video_backlight_use_native();
+}
+
+void nouveau_acpi_video_register_backlight(void)
+{
+ acpi_video_register_backlight();
+}
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.h b/drivers/gpu/drm/nouveau/nouveau_acpi.h
index 330f9b837066..e39dd8b94b8b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.h
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.h
@@ -11,6 +11,8 @@ void nouveau_register_dsm_handler(void);
void nouveau_unregister_dsm_handler(void);
void nouveau_switcheroo_optimus_dsm(void);
void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
+bool nouveau_acpi_video_backlight_use_native(void);
+void nouveau_acpi_video_register_backlight(void);
#else
static inline bool nouveau_is_optimus(void) { return false; };
static inline bool nouveau_is_v1_dsm(void) { return false; };
@@ -18,6 +20,8 @@ static inline void nouveau_register_dsm_handler(void) {}
static inline void nouveau_unregister_dsm_handler(void) {}
static inline void nouveau_switcheroo_optimus_dsm(void) {}
static inline void *nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return NULL; }
+static inline bool nouveau_acpi_video_backlight_use_native(void) { return true; }
+static inline void nouveau_acpi_video_register_backlight(void) {}
#endif
#endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index a2141d3d9b1d..a614582779ca 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -38,6 +38,7 @@
#include "nouveau_reg.h"
#include "nouveau_encoder.h"
#include "nouveau_connector.h"
+#include "nouveau_acpi.h"
static struct ida bl_ida;
#define BL_NAME_SIZE 15 // 12 for name + 2 for digits + 1 for '\0'
@@ -405,6 +406,11 @@ nouveau_backlight_init(struct drm_connector *connector)
goto fail_alloc;
}
+ if (!nouveau_acpi_video_backlight_use_native()) {
+ NV_INFO(drm, "Skipping nv_backlight registration\n");
+ goto fail_alloc;
+ }
+
if (!nouveau_get_backlight_name(backlight_name, bl)) {
NV_ERROR(drm, "Failed to retrieve a unique name for the backlight interface\n");
goto fail_alloc;
@@ -430,6 +436,13 @@ nouveau_backlight_init(struct drm_connector *connector)
fail_alloc:
kfree(bl);
+ /*
+ * If we get here we have an internal panel, but no nv_backlight,
+ * try registering an ACPI video backlight device instead.
+ */
+ if (ret == 0)
+ nouveau_acpi_video_register_backlight();
+
return ret;
}
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index c93040e60d04..2b01edea8fe8 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -32,6 +32,8 @@
#include <drm/drm_file.h>
#include <drm/radeon_drm.h>
+#include <acpi/video.h>
+
#include "atom.h"
#include "radeon_atombios.h"
#include "radeon.h"
@@ -209,6 +211,11 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
return;
+ if (!acpi_video_backlight_use_native()) {
+ drm_info(dev, "Skipping radeon atom DIG backlight registration\n");
+ return;
+ }
+
pdata = kmalloc(sizeof(struct radeon_backlight_privdata), GFP_KERNEL);
if (!pdata) {
DRM_ERROR("Memory allocation failed\n");
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 46549d5179ee..c1cbebb51be1 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -30,6 +30,8 @@
#include <drm/drm_device.h>
#include <drm/radeon_drm.h>
+#include <acpi/video.h>
+
#include "radeon.h"
#include "radeon_atombios.h"
#include "radeon_legacy_encoders.h"
@@ -167,7 +169,7 @@ static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
return;
if (radeon_backlight == 0) {
- return;
+ use_bl = false;
} else if (radeon_backlight == 1) {
use_bl = true;
} else if (radeon_backlight == -1) {
@@ -193,6 +195,13 @@ static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
else
radeon_legacy_backlight_init(radeon_encoder, connector);
}
+
+ /*
+ * If there is no native backlight device (which may happen even when
+ * use_bl==true) try registering an ACPI video backlight device instead.
+ */
+ if (!rdev->mode_info.bl_encoder)
+ acpi_video_register_backlight();
}
void
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 1a66fb969ee7..0cd32c65456c 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -33,6 +33,8 @@
#include <drm/drm_util.h>
#include <drm/radeon_drm.h>
+#include <acpi/video.h>
+
#include "radeon.h"
#include "radeon_asic.h"
#include "radeon_legacy_encoders.h"
@@ -387,6 +389,11 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
return;
#endif
+ if (!acpi_video_backlight_use_native()) {
+ drm_info(dev, "Skipping radeon legacy LVDS backlight registration\n");
+ return;
+ }
+
pdata = kmalloc(sizeof(struct radeon_backlight_privdata), GFP_KERNEL);
if (!pdata) {
DRM_ERROR("Memory allocation failed\n");
diff --git a/drivers/leds/simple/simatic-ipc-leds-gpio.c b/drivers/leds/simple/simatic-ipc-leds-gpio.c
index 4c9e663a90ba..b9eeb8702df0 100644
--- a/drivers/leds/simple/simatic-ipc-leds-gpio.c
+++ b/drivers/leds/simple/simatic-ipc-leds-gpio.c
@@ -13,28 +13,45 @@
#include <linux/leds.h>
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/platform_data/x86/simatic-ipc-base.h>
-static struct gpiod_lookup_table simatic_ipc_led_gpio_table = {
+static struct gpiod_lookup_table *simatic_ipc_led_gpio_table;
+
+static struct gpiod_lookup_table simatic_ipc_led_gpio_table_127e = {
.dev_id = "leds-gpio",
.table = {
- GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 51, NULL, 0, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 52, NULL, 1, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 53, NULL, 2, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 57, NULL, 3, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 58, NULL, 4, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 60, NULL, 5, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 51, NULL, 0, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 56, NULL, 6, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 59, NULL, 7, GPIO_ACTIVE_HIGH),
},
};
+static struct gpiod_lookup_table simatic_ipc_led_gpio_table_227g = {
+ .dev_id = "leds-gpio",
+ .table = {
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 0, NULL, 0, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 1, NULL, 1, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 2, NULL, 2, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 3, NULL, 3, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 4, NULL, 4, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-2", 5, NULL, 5, GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-f7188x-3", 6, NULL, 6, GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP_IDX("gpio-f7188x-3", 7, NULL, 7, GPIO_ACTIVE_HIGH),
+ }
+};
+
static const struct gpio_led simatic_ipc_gpio_leds[] = {
- { .name = "green:" LED_FUNCTION_STATUS "-3" },
{ .name = "red:" LED_FUNCTION_STATUS "-1" },
{ .name = "green:" LED_FUNCTION_STATUS "-1" },
{ .name = "red:" LED_FUNCTION_STATUS "-2" },
{ .name = "green:" LED_FUNCTION_STATUS "-2" },
{ .name = "red:" LED_FUNCTION_STATUS "-3" },
+ { .name = "green:" LED_FUNCTION_STATUS "-3" },
};
static const struct gpio_led_platform_data simatic_ipc_gpio_leds_pdata = {
@@ -46,7 +63,7 @@ static struct platform_device *simatic_leds_pdev;
static int simatic_ipc_leds_gpio_remove(struct platform_device *pdev)
{
- gpiod_remove_lookup_table(&simatic_ipc_led_gpio_table);
+ gpiod_remove_lookup_table(simatic_ipc_led_gpio_table);
platform_device_unregister(simatic_leds_pdev);
return 0;
@@ -54,10 +71,25 @@ static int simatic_ipc_leds_gpio_remove(struct platform_device *pdev)
static int simatic_ipc_leds_gpio_probe(struct platform_device *pdev)
{
+ const struct simatic_ipc_platform *plat = pdev->dev.platform_data;
struct gpio_desc *gpiod;
int err;
- gpiod_add_lookup_table(&simatic_ipc_led_gpio_table);
+ switch (plat->devmode) {
+ case SIMATIC_IPC_DEVICE_127E:
+ simatic_ipc_led_gpio_table = &simatic_ipc_led_gpio_table_127e;
+ break;
+ case SIMATIC_IPC_DEVICE_227G:
+ if (!IS_ENABLED(CONFIG_GPIO_F7188X))
+ return -ENODEV;
+ request_module("gpio-f7188x");
+ simatic_ipc_led_gpio_table = &simatic_ipc_led_gpio_table_227g;
+ break;
+ default:
+ return -ENODEV;
+ }
+
+ gpiod_add_lookup_table(simatic_ipc_led_gpio_table);
simatic_leds_pdev = platform_device_register_resndata(NULL,
"leds-gpio", PLATFORM_DEVID_NONE, NULL, 0,
&simatic_ipc_gpio_leds_pdata,
diff --git a/drivers/platform/mellanox/mlxreg-lc.c b/drivers/platform/mellanox/mlxreg-lc.c
index 1e071df4c9f5..8d833836a6d3 100644
--- a/drivers/platform/mellanox/mlxreg-lc.c
+++ b/drivers/platform/mellanox/mlxreg-lc.c
@@ -564,10 +564,8 @@ static int mlxreg_lc_event_handler(void *handle, enum mlxreg_hotplug_kind kind,
mlxreg_lc->data->slot, mlxreg_lc->state, kind, action);
mutex_lock(&mlxreg_lc->lock);
- if (!(mlxreg_lc->state & MLXREG_LC_INITIALIZED)) {
- mutex_unlock(&mlxreg_lc->lock);
- return 0;
- }
+ if (!(mlxreg_lc->state & MLXREG_LC_INITIALIZED))
+ goto mlxreg_lc_non_initialzed_exit;
switch (kind) {
case MLXREG_HOTPLUG_LC_SYNCED:
@@ -594,8 +592,8 @@ static int mlxreg_lc_event_handler(void *handle, enum mlxreg_hotplug_kind kind,
/* In case line card is configured - enable it. */
if (mlxreg_lc->state & MLXREG_LC_CONFIGURED)
err = mlxreg_lc_enable_disable(mlxreg_lc, 1);
- mutex_unlock(&mlxreg_lc->lock);
- return err;
+
+ goto mlxreg_lc_enable_disable_exit;
}
err = mlxreg_lc_create_static_devices(mlxreg_lc, mlxreg_lc->main_devs,
mlxreg_lc->main_devs_num);
@@ -627,8 +625,10 @@ static int mlxreg_lc_event_handler(void *handle, enum mlxreg_hotplug_kind kind,
break;
}
+mlxreg_lc_enable_disable_exit:
mlxreg_lc_power_on_off_fail:
mlxreg_lc_create_static_devices_fail:
+mlxreg_lc_non_initialzed_exit:
mutex_unlock(&mlxreg_lc->lock);
return err;
diff --git a/drivers/platform/surface/surface3_power.c b/drivers/platform/surface/surface3_power.c
index 3b20dddeb815..73961a24c849 100644
--- a/drivers/platform/surface/surface3_power.c
+++ b/drivers/platform/surface/surface3_power.c
@@ -519,7 +519,7 @@ static int mshw0011_probe(struct i2c_client *client)
i2c_set_clientdata(client, data);
memset(&board_info, 0, sizeof(board_info));
- strlcpy(board_info.type, "MSHW0011-bat0", I2C_NAME_SIZE);
+ strscpy(board_info.type, "MSHW0011-bat0", I2C_NAME_SIZE);
bat0 = i2c_acpi_new_device(dev, 1, &board_info);
if (IS_ERR(bat0))
diff --git a/drivers/platform/surface/surface_acpi_notify.c b/drivers/platform/surface/surface_acpi_notify.c
index 44e317970557..50500e562963 100644
--- a/drivers/platform/surface/surface_acpi_notify.c
+++ b/drivers/platform/surface/surface_acpi_notify.c
@@ -355,7 +355,8 @@ static u32 san_evt_bat_nf(struct ssam_event_notifier *nf,
INIT_DELAYED_WORK(&work->work, san_evt_bat_workfn);
work->dev = d->dev;
- memcpy(&work->event, event, sizeof(struct ssam_event) + event->length);
+ work->event = *event;
+ memcpy(work->event.data, event->data, event->length);
queue_delayed_work(san_wq, &work->work, delay);
return SSAM_NOTIF_HANDLED;
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index f2f98e942cf2..f5312f51de19 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -93,6 +93,7 @@ config PEAQ_WMI
config NVIDIA_WMI_EC_BACKLIGHT
tristate "EC Backlight Driver for Hybrid Graphics Notebook Systems"
+ depends on ACPI_VIDEO
depends on ACPI_WMI
depends on BACKLIGHT_CLASS_DEVICE
help
@@ -790,6 +791,7 @@ config SAMSUNG_Q10
config ACPI_TOSHIBA
tristate "Toshiba Laptop Extras"
depends on ACPI
+ depends on ACPI_BATTERY
depends on ACPI_WMI
select LEDS_CLASS
select NEW_LEDS
@@ -797,6 +799,7 @@ config ACPI_TOSHIBA
depends on INPUT
depends on SERIO_I8042 || SERIO_I8042 = n
depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on HWMON || HWMON = n
depends on RFKILL || RFKILL = n
depends on IIO
select INPUT_SPARSEKMAP
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index f1259d81d86d..18224f9a5bc0 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -650,69 +650,6 @@ static const struct dmi_system_id non_acer_quirks[] __initconst = {
{}
};
-static int __init
-video_set_backlight_video_vendor(const struct dmi_system_id *d)
-{
- interface->capability &= ~ACER_CAP_BRIGHTNESS;
- pr_info("Brightness must be controlled by generic video driver\n");
- return 0;
-}
-
-static const struct dmi_system_id video_vendor_dmi_table[] __initconst = {
- {
- .callback = video_set_backlight_video_vendor,
- .ident = "Acer TravelMate 4750",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4750"),
- },
- },
- {
- .callback = video_set_backlight_video_vendor,
- .ident = "Acer Extensa 5235",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5235"),
- },
- },
- {
- .callback = video_set_backlight_video_vendor,
- .ident = "Acer TravelMate 5760",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5760"),
- },
- },
- {
- .callback = video_set_backlight_video_vendor,
- .ident = "Acer Aspire 5750",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"),
- },
- },
- {
- .callback = video_set_backlight_video_vendor,
- .ident = "Acer Aspire 5741",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5741"),
- },
- },
- {
- /*
- * Note no video_set_backlight_video_vendor, we must use the
- * acer interface, as there is no native backlight interface.
- */
- .ident = "Acer KAV80",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "KAV80"),
- },
- },
- {}
-};
-
/* Find which quirks are needed for a particular vendor/ model pair */
static void __init find_quirks(void)
{
@@ -2484,9 +2421,6 @@ static int __init acer_wmi_init(void)
set_quirks();
- if (dmi_check_system(video_vendor_dmi_table))
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
-
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
interface->capability &= ~ACER_CAP_BRIGHTNESS;
@@ -2529,7 +2463,7 @@ static int __init acer_wmi_init(void)
goto error_platform_register;
}
- acer_platform_device = platform_device_alloc("acer-wmi", -1);
+ acer_platform_device = platform_device_alloc("acer-wmi", PLATFORM_DEVID_NONE);
if (!acer_platform_device) {
err = -ENOMEM;
goto error_device_alloc;
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 3463629f8764..d2c0fc38c201 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -676,7 +676,7 @@ static int __init acerhdf_register_platform(void)
if (err)
return err;
- acerhdf_dev = platform_device_alloc("acerhdf", -1);
+ acerhdf_dev = platform_device_alloc("acerhdf", PLATFORM_DEVID_NONE);
if (!acerhdf_dev) {
err = -ENOMEM;
goto err_device_alloc;
diff --git a/drivers/platform/x86/amd/Kconfig b/drivers/platform/x86/amd/Kconfig
index c0d0a3c5170c..a825af8126c8 100644
--- a/drivers/platform/x86/amd/Kconfig
+++ b/drivers/platform/x86/amd/Kconfig
@@ -3,6 +3,8 @@
# AMD x86 Platform Specific Drivers
#
+source "drivers/platform/x86/amd/pmf/Kconfig"
+
config AMD_PMC
tristate "AMD SoC PMC driver"
depends on ACPI && PCI && RTC_CLASS
diff --git a/drivers/platform/x86/amd/Makefile b/drivers/platform/x86/amd/Makefile
index a03fbb08e808..2c229198e24c 100644
--- a/drivers/platform/x86/amd/Makefile
+++ b/drivers/platform/x86/amd/Makefile
@@ -8,3 +8,4 @@ amd-pmc-y := pmc.o
obj-$(CONFIG_AMD_PMC) += amd-pmc.o
amd_hsmp-y := hsmp.o
obj-$(CONFIG_AMD_HSMP) += amd_hsmp.o
+obj-$(CONFIG_AMD_PMF) += pmf/
diff --git a/drivers/platform/x86/amd/hsmp.c b/drivers/platform/x86/amd/hsmp.c
index a0c54b838c11..521c6a229362 100644
--- a/drivers/platform/x86/amd/hsmp.c
+++ b/drivers/platform/x86/amd/hsmp.c
@@ -392,7 +392,7 @@ static int __init hsmp_plt_init(void)
if (ret)
return ret;
- amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, -1);
+ amd_hsmp_platdev = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
if (!amd_hsmp_platdev) {
ret = -ENOMEM;
goto drv_unregister;
diff --git a/drivers/platform/x86/amd/pmc.c b/drivers/platform/x86/amd/pmc.c
index 700eb19e8450..ce859b300712 100644
--- a/drivers/platform/x86/amd/pmc.c
+++ b/drivers/platform/x86/amd/pmc.c
@@ -39,7 +39,9 @@
#define AMD_PMC_STB_INDEX_ADDRESS 0xF8
#define AMD_PMC_STB_INDEX_DATA 0xFC
#define AMD_PMC_STB_PMI_0 0x03E30600
-#define AMD_PMC_STB_PREDEF 0xC6000001
+#define AMD_PMC_STB_S2IDLE_PREPARE 0xC6000001
+#define AMD_PMC_STB_S2IDLE_RESTORE 0xC6000002
+#define AMD_PMC_STB_S2IDLE_CHECK 0xC6000003
/* STB S2D(Spill to DRAM) has different message port offset */
#define STB_SPILL_TO_DRAM 0xBE
@@ -151,9 +153,7 @@ struct amd_pmc_dev {
struct device *dev;
struct pci_dev *rdev;
struct mutex lock; /* generic mutex lock */
-#if IS_ENABLED(CONFIG_DEBUG_FS)
struct dentry *dbgfs_dir;
-#endif /* CONFIG_DEBUG_FS */
};
static bool enable_stb;
@@ -369,7 +369,64 @@ static void amd_pmc_validate_deepest(struct amd_pmc_dev *pdev)
}
#endif
-#ifdef CONFIG_DEBUG_FS
+static int amd_pmc_get_smu_version(struct amd_pmc_dev *dev)
+{
+ int rc;
+ u32 val;
+
+ rc = amd_pmc_send_cmd(dev, 0, &val, SMU_MSG_GETSMUVERSION, 1);
+ if (rc)
+ return rc;
+
+ dev->smu_program = (val >> 24) & GENMASK(7, 0);
+ dev->major = (val >> 16) & GENMASK(7, 0);
+ dev->minor = (val >> 8) & GENMASK(7, 0);
+ dev->rev = (val >> 0) & GENMASK(7, 0);
+
+ dev_dbg(dev->dev, "SMU program %u version is %u.%u.%u\n",
+ dev->smu_program, dev->major, dev->minor, dev->rev);
+
+ return 0;
+}
+
+static ssize_t smu_fw_version_show(struct device *d, struct device_attribute *attr,
+ char *buf)
+{
+ struct amd_pmc_dev *dev = dev_get_drvdata(d);
+
+ if (!dev->major) {
+ int rc = amd_pmc_get_smu_version(dev);
+
+ if (rc)
+ return rc;
+ }
+ return sysfs_emit(buf, "%u.%u.%u\n", dev->major, dev->minor, dev->rev);
+}
+
+static ssize_t smu_program_show(struct device *d, struct device_attribute *attr,
+ char *buf)
+{
+ struct amd_pmc_dev *dev = dev_get_drvdata(d);
+
+ if (!dev->major) {
+ int rc = amd_pmc_get_smu_version(dev);
+
+ if (rc)
+ return rc;
+ }
+ return sysfs_emit(buf, "%u\n", dev->smu_program);
+}
+
+static DEVICE_ATTR_RO(smu_fw_version);
+static DEVICE_ATTR_RO(smu_program);
+
+static struct attribute *pmc_attrs[] = {
+ &dev_attr_smu_fw_version.attr,
+ &dev_attr_smu_program.attr,
+ NULL,
+};
+ATTRIBUTE_GROUPS(pmc);
+
static int smu_fw_info_show(struct seq_file *s, void *unused)
{
struct amd_pmc_dev *dev = s->private;
@@ -435,26 +492,6 @@ static int s0ix_stats_show(struct seq_file *s, void *unused)
}
DEFINE_SHOW_ATTRIBUTE(s0ix_stats);
-static int amd_pmc_get_smu_version(struct amd_pmc_dev *dev)
-{
- int rc;
- u32 val;
-
- rc = amd_pmc_send_cmd(dev, 0, &val, SMU_MSG_GETSMUVERSION, 1);
- if (rc)
- return rc;
-
- dev->smu_program = (val >> 24) & GENMASK(7, 0);
- dev->major = (val >> 16) & GENMASK(7, 0);
- dev->minor = (val >> 8) & GENMASK(7, 0);
- dev->rev = (val >> 0) & GENMASK(7, 0);
-
- dev_dbg(dev->dev, "SMU program %u version is %u.%u.%u\n",
- dev->smu_program, dev->major, dev->minor, dev->rev);
-
- return 0;
-}
-
static int amd_pmc_idlemask_show(struct seq_file *s, void *unused)
{
struct amd_pmc_dev *dev = s->private;
@@ -504,15 +541,6 @@ static void amd_pmc_dbgfs_register(struct amd_pmc_dev *dev)
&amd_pmc_stb_debugfs_fops);
}
}
-#else
-static inline void amd_pmc_dbgfs_register(struct amd_pmc_dev *dev)
-{
-}
-
-static inline void amd_pmc_dbgfs_unregister(struct amd_pmc_dev *dev)
-{
-}
-#endif /* CONFIG_DEBUG_FS */
static void amd_pmc_dump_registers(struct amd_pmc_dev *dev)
{
@@ -691,8 +719,6 @@ static void amd_pmc_s2idle_prepare(void)
}
}
- /* Dump the IdleMask before we send hint to SMU */
- amd_pmc_idlemask_read(pdev, pdev->dev, NULL);
msg = amd_pmc_get_os_hint(pdev);
rc = amd_pmc_send_cmd(pdev, arg, NULL, msg, 0);
if (rc) {
@@ -700,11 +726,22 @@ static void amd_pmc_s2idle_prepare(void)
return;
}
- if (enable_stb) {
- rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF);
- if (rc)
- dev_err(pdev->dev, "error writing to STB: %d\n", rc);
- }
+ rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_S2IDLE_PREPARE);
+ if (rc)
+ dev_err(pdev->dev, "error writing to STB: %d\n", rc);
+}
+
+static void amd_pmc_s2idle_check(void)
+{
+ struct amd_pmc_dev *pdev = &pmc;
+ int rc;
+
+ /* Dump the IdleMask before we add to the STB */
+ amd_pmc_idlemask_read(pdev, pdev->dev, NULL);
+
+ rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_S2IDLE_CHECK);
+ if (rc)
+ dev_err(pdev->dev, "error writing to STB: %d\n", rc);
}
static void amd_pmc_s2idle_restore(void)
@@ -721,15 +758,9 @@ static void amd_pmc_s2idle_restore(void)
/* Let SMU know that we are looking for stats */
amd_pmc_send_cmd(pdev, 0, NULL, SMU_MSG_LOG_DUMP_DATA, 0);
- /* Dump the IdleMask to see the blockers */
- amd_pmc_idlemask_read(pdev, pdev->dev, NULL);
-
- /* Write data incremented by 1 to distinguish in stb_read */
- if (enable_stb) {
- rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF + 1);
- if (rc)
- dev_err(pdev->dev, "error writing to STB: %d\n", rc);
- }
+ rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_S2IDLE_RESTORE);
+ if (rc)
+ dev_err(pdev->dev, "error writing to STB: %d\n", rc);
/* Notify on failed entry */
amd_pmc_validate_deepest(pdev);
@@ -737,6 +768,7 @@ static void amd_pmc_s2idle_restore(void)
static struct acpi_s2idle_dev_ops amd_pmc_s2idle_dev_ops = {
.prepare = amd_pmc_s2idle_prepare,
+ .check = amd_pmc_s2idle_check,
.restore = amd_pmc_s2idle_restore,
};
#endif
@@ -935,6 +967,7 @@ static struct platform_driver amd_pmc_driver = {
.driver = {
.name = "amd_pmc",
.acpi_match_table = amd_pmc_acpi_ids,
+ .dev_groups = pmc_groups,
},
.probe = amd_pmc_probe,
.remove = amd_pmc_remove,
diff --git a/drivers/platform/x86/amd/pmf/Kconfig b/drivers/platform/x86/amd/pmf/Kconfig
new file mode 100644
index 000000000000..c375498c4071
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/Kconfig
@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# AMD PMF Driver
+#
+
+config AMD_PMF
+ tristate "AMD Platform Management Framework"
+ depends on ACPI && PCI
+ select ACPI_PLATFORM_PROFILE
+ help
+ This driver provides support for the AMD Platform Management Framework.
+ The goal is to enhance end user experience by making AMD PCs smarter,
+ quiter, power efficient by adapting to user behavior and environment.
+
+ To compile this driver as a module, choose M here: the module will
+ be called amd_pmf.
diff --git a/drivers/platform/x86/amd/pmf/Makefile b/drivers/platform/x86/amd/pmf/Makefile
new file mode 100644
index 000000000000..fdededf54392
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for linux/drivers/platform/x86/amd/pmf
+# AMD Platform Management Framework
+#
+
+obj-$(CONFIG_AMD_PMF) += amd-pmf.o
+amd-pmf-objs := core.o acpi.o sps.o \
+ auto-mode.o cnqf.o
diff --git a/drivers/platform/x86/amd/pmf/acpi.c b/drivers/platform/x86/amd/pmf/acpi.c
new file mode 100644
index 000000000000..081e84e116e7
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/acpi.c
@@ -0,0 +1,304 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Platform Management Framework Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#include <linux/acpi.h>
+#include "pmf.h"
+
+#define APMF_CQL_NOTIFICATION 2
+#define APMF_AMT_NOTIFICATION 3
+
+static union acpi_object *apmf_if_call(struct amd_pmf_dev *pdev, int fn, struct acpi_buffer *param)
+{
+ struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+ acpi_handle ahandle = ACPI_HANDLE(pdev->dev);
+ struct acpi_object_list apmf_if_arg_list;
+ union acpi_object apmf_if_args[2];
+ acpi_status status;
+
+ apmf_if_arg_list.count = 2;
+ apmf_if_arg_list.pointer = &apmf_if_args[0];
+
+ apmf_if_args[0].type = ACPI_TYPE_INTEGER;
+ apmf_if_args[0].integer.value = fn;
+
+ if (param) {
+ apmf_if_args[1].type = ACPI_TYPE_BUFFER;
+ apmf_if_args[1].buffer.length = param->length;
+ apmf_if_args[1].buffer.pointer = param->pointer;
+ } else {
+ apmf_if_args[1].type = ACPI_TYPE_INTEGER;
+ apmf_if_args[1].integer.value = 0;
+ }
+
+ status = acpi_evaluate_object(ahandle, "APMF", &apmf_if_arg_list, &buffer);
+ if (ACPI_FAILURE(status)) {
+ dev_err(pdev->dev, "APMF method:%d call failed\n", fn);
+ kfree(buffer.pointer);
+ return NULL;
+ }
+
+ return buffer.pointer;
+}
+
+static int apmf_if_call_store_buffer(struct amd_pmf_dev *pdev, int fn, void *dest, size_t out_sz)
+{
+ union acpi_object *info;
+ size_t size;
+ int err = 0;
+
+ info = apmf_if_call(pdev, fn, NULL);
+ if (!info)
+ return -EIO;
+
+ if (info->type != ACPI_TYPE_BUFFER) {
+ dev_err(pdev->dev, "object is not a buffer\n");
+ err = -EINVAL;
+ goto out;
+ }
+
+ if (info->buffer.length < 2) {
+ dev_err(pdev->dev, "buffer too small\n");
+ err = -EINVAL;
+ goto out;
+ }
+
+ size = *(u16 *)info->buffer.pointer;
+ if (info->buffer.length < size) {
+ dev_err(pdev->dev, "buffer smaller then headersize %u < %zu\n",
+ info->buffer.length, size);
+ err = -EINVAL;
+ goto out;
+ }
+
+ if (size < out_sz) {
+ dev_err(pdev->dev, "buffer too small %zu\n", size);
+ err = -EINVAL;
+ goto out;
+ }
+
+ memcpy(dest, info->buffer.pointer, out_sz);
+
+out:
+ kfree(info);
+ return err;
+}
+
+int is_apmf_func_supported(struct amd_pmf_dev *pdev, unsigned long index)
+{
+ /* If bit-n is set, that indicates function n+1 is supported */
+ return !!(pdev->supported_func & BIT(index - 1));
+}
+
+int apmf_get_static_slider_granular(struct amd_pmf_dev *pdev,
+ struct apmf_static_slider_granular_output *data)
+{
+ if (!is_apmf_func_supported(pdev, APMF_FUNC_STATIC_SLIDER_GRANULAR))
+ return -EINVAL;
+
+ return apmf_if_call_store_buffer(pdev, APMF_FUNC_STATIC_SLIDER_GRANULAR,
+ data, sizeof(*data));
+}
+
+static void apmf_sbios_heartbeat_notify(struct work_struct *work)
+{
+ struct amd_pmf_dev *dev = container_of(work, struct amd_pmf_dev, heart_beat.work);
+ union acpi_object *info;
+
+ dev_dbg(dev->dev, "Sending heartbeat to SBIOS\n");
+ info = apmf_if_call(dev, APMF_FUNC_SBIOS_HEARTBEAT, NULL);
+ if (!info)
+ goto out;
+
+ schedule_delayed_work(&dev->heart_beat, msecs_to_jiffies(dev->hb_interval * 1000));
+
+out:
+ kfree(info);
+}
+
+int apmf_update_fan_idx(struct amd_pmf_dev *pdev, bool manual, u32 idx)
+{
+ union acpi_object *info;
+ struct apmf_fan_idx args;
+ struct acpi_buffer params;
+ int err = 0;
+
+ args.size = sizeof(args);
+ args.fan_ctl_mode = manual;
+ args.fan_ctl_idx = idx;
+
+ params.length = sizeof(args);
+ params.pointer = (void *)&args;
+
+ info = apmf_if_call(pdev, APMF_FUNC_SET_FAN_IDX, &params);
+ if (!info) {
+ err = -EIO;
+ goto out;
+ }
+
+out:
+ kfree(info);
+ return err;
+}
+
+int apmf_get_auto_mode_def(struct amd_pmf_dev *pdev, struct apmf_auto_mode *data)
+{
+ return apmf_if_call_store_buffer(pdev, APMF_FUNC_AUTO_MODE, data, sizeof(*data));
+}
+
+int apmf_get_sbios_requests(struct amd_pmf_dev *pdev, struct apmf_sbios_req *req)
+{
+ return apmf_if_call_store_buffer(pdev, APMF_FUNC_SBIOS_REQUESTS,
+ req, sizeof(*req));
+}
+
+static void apmf_event_handler(acpi_handle handle, u32 event, void *data)
+{
+ struct amd_pmf_dev *pmf_dev = data;
+ struct apmf_sbios_req req;
+ int ret;
+
+ mutex_lock(&pmf_dev->update_mutex);
+ ret = apmf_get_sbios_requests(pmf_dev, &req);
+ if (ret) {
+ dev_err(pmf_dev->dev, "Failed to get SBIOS requests:%d\n", ret);
+ goto out;
+ }
+
+ if (req.pending_req & BIT(APMF_AMT_NOTIFICATION)) {
+ dev_dbg(pmf_dev->dev, "AMT is supported and notifications %s\n",
+ req.amt_event ? "Enabled" : "Disabled");
+ pmf_dev->amt_enabled = !!req.amt_event;
+
+ if (pmf_dev->amt_enabled)
+ amd_pmf_handle_amt(pmf_dev);
+ else
+ amd_pmf_reset_amt(pmf_dev);
+ }
+
+ if (req.pending_req & BIT(APMF_CQL_NOTIFICATION)) {
+ dev_dbg(pmf_dev->dev, "CQL is supported and notifications %s\n",
+ req.cql_event ? "Enabled" : "Disabled");
+
+ /* update the target mode information */
+ if (pmf_dev->amt_enabled)
+ amd_pmf_update_2_cql(pmf_dev, req.cql_event);
+ }
+out:
+ mutex_unlock(&pmf_dev->update_mutex);
+}
+
+static int apmf_if_verify_interface(struct amd_pmf_dev *pdev)
+{
+ struct apmf_verify_interface output;
+ int err;
+
+ err = apmf_if_call_store_buffer(pdev, APMF_FUNC_VERIFY_INTERFACE, &output, sizeof(output));
+ if (err)
+ return err;
+
+ pdev->supported_func = output.supported_functions;
+ dev_dbg(pdev->dev, "supported functions:0x%x notifications:0x%x\n",
+ output.supported_functions, output.notification_mask);
+
+ return 0;
+}
+
+static int apmf_get_system_params(struct amd_pmf_dev *dev)
+{
+ struct apmf_system_params params;
+ int err;
+
+ if (!is_apmf_func_supported(dev, APMF_FUNC_GET_SYS_PARAMS))
+ return -EINVAL;
+
+ err = apmf_if_call_store_buffer(dev, APMF_FUNC_GET_SYS_PARAMS, &params, sizeof(params));
+ if (err)
+ return err;
+
+ dev_dbg(dev->dev, "system params mask:0x%x flags:0x%x cmd_code:0x%x heartbeat:%d\n",
+ params.valid_mask,
+ params.flags,
+ params.command_code,
+ params.heartbeat_int);
+ params.flags = params.flags & params.valid_mask;
+ dev->hb_interval = params.heartbeat_int;
+
+ return 0;
+}
+
+int apmf_get_dyn_slider_def_ac(struct amd_pmf_dev *pdev, struct apmf_dyn_slider_output *data)
+{
+ return apmf_if_call_store_buffer(pdev, APMF_FUNC_DYN_SLIDER_AC, data, sizeof(*data));
+}
+
+int apmf_get_dyn_slider_def_dc(struct amd_pmf_dev *pdev, struct apmf_dyn_slider_output *data)
+{
+ return apmf_if_call_store_buffer(pdev, APMF_FUNC_DYN_SLIDER_DC, data, sizeof(*data));
+}
+
+int apmf_install_handler(struct amd_pmf_dev *pmf_dev)
+{
+ acpi_handle ahandle = ACPI_HANDLE(pmf_dev->dev);
+ acpi_status status;
+
+ /* Install the APMF Notify handler */
+ if (is_apmf_func_supported(pmf_dev, APMF_FUNC_AUTO_MODE) &&
+ is_apmf_func_supported(pmf_dev, APMF_FUNC_SBIOS_REQUESTS)) {
+ status = acpi_install_notify_handler(ahandle, ACPI_ALL_NOTIFY,
+ apmf_event_handler, pmf_dev);
+ if (ACPI_FAILURE(status)) {
+ dev_err(pmf_dev->dev, "failed to install notify handler\n");
+ return -ENODEV;
+ }
+
+ /* Call the handler once manually to catch up with possibly missed notifies. */
+ apmf_event_handler(ahandle, 0, pmf_dev);
+ }
+
+ return 0;
+}
+
+void apmf_acpi_deinit(struct amd_pmf_dev *pmf_dev)
+{
+ acpi_handle ahandle = ACPI_HANDLE(pmf_dev->dev);
+
+ if (pmf_dev->hb_interval)
+ cancel_delayed_work_sync(&pmf_dev->heart_beat);
+
+ if (is_apmf_func_supported(pmf_dev, APMF_FUNC_AUTO_MODE) &&
+ is_apmf_func_supported(pmf_dev, APMF_FUNC_SBIOS_REQUESTS))
+ acpi_remove_notify_handler(ahandle, ACPI_ALL_NOTIFY, apmf_event_handler);
+}
+
+int apmf_acpi_init(struct amd_pmf_dev *pmf_dev)
+{
+ int ret;
+
+ ret = apmf_if_verify_interface(pmf_dev);
+ if (ret) {
+ dev_err(pmf_dev->dev, "APMF verify interface failed :%d\n", ret);
+ goto out;
+ }
+
+ ret = apmf_get_system_params(pmf_dev);
+ if (ret) {
+ dev_err(pmf_dev->dev, "APMF apmf_get_system_params failed :%d\n", ret);
+ goto out;
+ }
+
+ if (pmf_dev->hb_interval) {
+ /* send heartbeats only if the interval is not zero */
+ INIT_DELAYED_WORK(&pmf_dev->heart_beat, apmf_sbios_heartbeat_notify);
+ schedule_delayed_work(&pmf_dev->heart_beat, 0);
+ }
+
+out:
+ return ret;
+}
diff --git a/drivers/platform/x86/amd/pmf/auto-mode.c b/drivers/platform/x86/amd/pmf/auto-mode.c
new file mode 100644
index 000000000000..644af42e07cf
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/auto-mode.c
@@ -0,0 +1,305 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Platform Management Framework Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#include <linux/acpi.h>
+#include <linux/workqueue.h>
+#include "pmf.h"
+
+static struct auto_mode_mode_config config_store;
+static const char *state_as_str(unsigned int state);
+
+static void amd_pmf_set_automode(struct amd_pmf_dev *dev, int idx,
+ struct auto_mode_mode_config *table)
+{
+ struct power_table_control *pwr_ctrl = &config_store.mode_set[idx].power_control;
+
+ amd_pmf_send_cmd(dev, SET_SPL, false, pwr_ctrl->spl, NULL);
+ amd_pmf_send_cmd(dev, SET_FPPT, false, pwr_ctrl->fppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT, false, pwr_ctrl->sppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT_APU_ONLY, false, pwr_ctrl->sppt_apu_only, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_MIN_LIMIT, false, pwr_ctrl->stt_min, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_APU, false,
+ pwr_ctrl->stt_skin_temp[STT_TEMP_APU], NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_HS2, false,
+ pwr_ctrl->stt_skin_temp[STT_TEMP_HS2], NULL);
+
+ if (is_apmf_func_supported(dev, APMF_FUNC_SET_FAN_IDX))
+ apmf_update_fan_idx(dev, config_store.mode_set[idx].fan_control.manual,
+ config_store.mode_set[idx].fan_control.fan_id);
+}
+
+static int amd_pmf_get_moving_avg(struct amd_pmf_dev *pdev, int socket_power)
+{
+ int i, total = 0;
+
+ if (pdev->socket_power_history_idx == -1) {
+ for (i = 0; i < AVG_SAMPLE_SIZE; i++)
+ pdev->socket_power_history[i] = socket_power;
+ }
+
+ pdev->socket_power_history_idx = (pdev->socket_power_history_idx + 1) % AVG_SAMPLE_SIZE;
+ pdev->socket_power_history[pdev->socket_power_history_idx] = socket_power;
+
+ for (i = 0; i < AVG_SAMPLE_SIZE; i++)
+ total += pdev->socket_power_history[i];
+
+ return total / AVG_SAMPLE_SIZE;
+}
+
+void amd_pmf_trans_automode(struct amd_pmf_dev *dev, int socket_power, ktime_t time_elapsed_ms)
+{
+ int avg_power = 0;
+ bool update = false;
+ int i, j;
+
+ /* Get the average moving average computed by auto mode algorithm */
+ avg_power = amd_pmf_get_moving_avg(dev, socket_power);
+
+ for (i = 0; i < AUTO_TRANSITION_MAX; i++) {
+ if ((config_store.transition[i].shifting_up && avg_power >=
+ config_store.transition[i].power_threshold) ||
+ (!config_store.transition[i].shifting_up && avg_power <=
+ config_store.transition[i].power_threshold)) {
+ if (config_store.transition[i].timer <
+ config_store.transition[i].time_constant)
+ config_store.transition[i].timer += time_elapsed_ms;
+ } else {
+ config_store.transition[i].timer = 0;
+ }
+
+ if (config_store.transition[i].timer >=
+ config_store.transition[i].time_constant &&
+ !config_store.transition[i].applied) {
+ config_store.transition[i].applied = true;
+ update = true;
+ } else if (config_store.transition[i].timer <=
+ config_store.transition[i].time_constant &&
+ config_store.transition[i].applied) {
+ config_store.transition[i].applied = false;
+ update = true;
+ }
+ }
+
+ dev_dbg(dev->dev, "[AUTO_MODE] avg power: %u mW mode: %s\n", avg_power,
+ state_as_str(config_store.current_mode));
+
+ if (update) {
+ for (j = 0; j < AUTO_TRANSITION_MAX; j++) {
+ /* Apply the mode with highest priority indentified */
+ if (config_store.transition[j].applied) {
+ if (config_store.current_mode !=
+ config_store.transition[j].target_mode) {
+ config_store.current_mode =
+ config_store.transition[j].target_mode;
+ dev_dbg(dev->dev, "[AUTO_MODE] moving to mode:%s\n",
+ state_as_str(config_store.current_mode));
+ amd_pmf_set_automode(dev, config_store.current_mode, NULL);
+ }
+ break;
+ }
+ }
+ }
+}
+
+void amd_pmf_update_2_cql(struct amd_pmf_dev *dev, bool is_cql_event)
+{
+ int mode = config_store.current_mode;
+
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].target_mode =
+ is_cql_event ? AUTO_PERFORMANCE_ON_LAP : AUTO_PERFORMANCE;
+
+ if ((mode == AUTO_PERFORMANCE || mode == AUTO_PERFORMANCE_ON_LAP) &&
+ mode != config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].target_mode) {
+ mode = config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].target_mode;
+ amd_pmf_set_automode(dev, mode, NULL);
+ }
+ dev_dbg(dev->dev, "updated CQL thermals\n");
+}
+
+static void amd_pmf_get_power_threshold(void)
+{
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].power_threshold =
+ config_store.mode_set[AUTO_BALANCE].power_floor -
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].power_delta;
+
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].power_threshold =
+ config_store.mode_set[AUTO_BALANCE].power_floor -
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].power_delta;
+
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].power_threshold =
+ config_store.mode_set[AUTO_QUIET].power_floor -
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].power_delta;
+
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].power_threshold =
+ config_store.mode_set[AUTO_PERFORMANCE].power_floor -
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].power_delta;
+}
+
+static const char *state_as_str(unsigned int state)
+{
+ switch (state) {
+ case AUTO_QUIET:
+ return "QUIET";
+ case AUTO_BALANCE:
+ return "BALANCED";
+ case AUTO_PERFORMANCE_ON_LAP:
+ return "ON_LAP";
+ case AUTO_PERFORMANCE:
+ return "PERFORMANCE";
+ default:
+ return "Unknown Auto Mode State";
+ }
+}
+
+static void amd_pmf_load_defaults_auto_mode(struct amd_pmf_dev *dev)
+{
+ struct apmf_auto_mode output;
+ struct power_table_control *pwr_ctrl;
+ int i;
+
+ apmf_get_auto_mode_def(dev, &output);
+ /* time constant */
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].time_constant =
+ output.balanced_to_quiet;
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].time_constant =
+ output.balanced_to_perf;
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].time_constant =
+ output.quiet_to_balanced;
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].time_constant =
+ output.perf_to_balanced;
+
+ /* power floor */
+ config_store.mode_set[AUTO_QUIET].power_floor = output.pfloor_quiet;
+ config_store.mode_set[AUTO_BALANCE].power_floor = output.pfloor_balanced;
+ config_store.mode_set[AUTO_PERFORMANCE].power_floor = output.pfloor_perf;
+ config_store.mode_set[AUTO_PERFORMANCE_ON_LAP].power_floor = output.pfloor_perf;
+
+ /* Power delta for mode change */
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].power_delta =
+ output.pd_balanced_to_quiet;
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].power_delta =
+ output.pd_balanced_to_perf;
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].power_delta =
+ output.pd_quiet_to_balanced;
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].power_delta =
+ output.pd_perf_to_balanced;
+
+ /* Power threshold */
+ amd_pmf_get_power_threshold();
+
+ /* skin temperature limits */
+ pwr_ctrl = &config_store.mode_set[AUTO_QUIET].power_control;
+ pwr_ctrl->spl = output.spl_quiet;
+ pwr_ctrl->sppt = output.sppt_quiet;
+ pwr_ctrl->fppt = output.fppt_quiet;
+ pwr_ctrl->sppt_apu_only = output.sppt_apu_only_quiet;
+ pwr_ctrl->stt_min = output.stt_min_limit_quiet;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_APU] = output.stt_apu_quiet;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_HS2] = output.stt_hs2_quiet;
+
+ pwr_ctrl = &config_store.mode_set[AUTO_BALANCE].power_control;
+ pwr_ctrl->spl = output.spl_balanced;
+ pwr_ctrl->sppt = output.sppt_balanced;
+ pwr_ctrl->fppt = output.fppt_balanced;
+ pwr_ctrl->sppt_apu_only = output.sppt_apu_only_balanced;
+ pwr_ctrl->stt_min = output.stt_min_limit_balanced;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_APU] = output.stt_apu_balanced;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_HS2] = output.stt_hs2_balanced;
+
+ pwr_ctrl = &config_store.mode_set[AUTO_PERFORMANCE].power_control;
+ pwr_ctrl->spl = output.spl_perf;
+ pwr_ctrl->sppt = output.sppt_perf;
+ pwr_ctrl->fppt = output.fppt_perf;
+ pwr_ctrl->sppt_apu_only = output.sppt_apu_only_perf;
+ pwr_ctrl->stt_min = output.stt_min_limit_perf;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_APU] = output.stt_apu_perf;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_HS2] = output.stt_hs2_perf;
+
+ pwr_ctrl = &config_store.mode_set[AUTO_PERFORMANCE_ON_LAP].power_control;
+ pwr_ctrl->spl = output.spl_perf_on_lap;
+ pwr_ctrl->sppt = output.sppt_perf_on_lap;
+ pwr_ctrl->fppt = output.fppt_perf_on_lap;
+ pwr_ctrl->sppt_apu_only = output.sppt_apu_only_perf_on_lap;
+ pwr_ctrl->stt_min = output.stt_min_limit_perf_on_lap;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_APU] = output.stt_apu_perf_on_lap;
+ pwr_ctrl->stt_skin_temp[STT_TEMP_HS2] = output.stt_hs2_perf_on_lap;
+
+ /* Fan ID */
+ config_store.mode_set[AUTO_QUIET].fan_control.fan_id = output.fan_id_quiet;
+ config_store.mode_set[AUTO_BALANCE].fan_control.fan_id = output.fan_id_balanced;
+ config_store.mode_set[AUTO_PERFORMANCE].fan_control.fan_id = output.fan_id_perf;
+ config_store.mode_set[AUTO_PERFORMANCE_ON_LAP].fan_control.fan_id =
+ output.fan_id_perf;
+
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].target_mode = AUTO_QUIET;
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].target_mode =
+ AUTO_PERFORMANCE;
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].target_mode =
+ AUTO_BALANCE;
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].target_mode =
+ AUTO_BALANCE;
+
+ config_store.transition[AUTO_TRANSITION_TO_QUIET].shifting_up = false;
+ config_store.transition[AUTO_TRANSITION_TO_PERFORMANCE].shifting_up = true;
+ config_store.transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].shifting_up = true;
+ config_store.transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].shifting_up =
+ false;
+
+ for (i = 0 ; i < AUTO_MODE_MAX ; i++) {
+ if (config_store.mode_set[i].fan_control.fan_id == FAN_INDEX_AUTO)
+ config_store.mode_set[i].fan_control.manual = false;
+ else
+ config_store.mode_set[i].fan_control.manual = true;
+ }
+
+ /* set to initial default values */
+ config_store.current_mode = AUTO_BALANCE;
+ dev->socket_power_history_idx = -1;
+}
+
+int amd_pmf_reset_amt(struct amd_pmf_dev *dev)
+{
+ /*
+ * OEM BIOS implementation guide says that if the auto mode is enabled
+ * the platform_profile registration shall be done by the OEM driver.
+ * There could be cases where both static slider and auto mode BIOS
+ * functions are enabled, in that case enable static slider updates
+ * only if it advertised as supported.
+ */
+
+ if (is_apmf_func_supported(dev, APMF_FUNC_STATIC_SLIDER_GRANULAR)) {
+ int mode = amd_pmf_get_pprof_modes(dev);
+
+ if (mode < 0)
+ return mode;
+
+ dev_dbg(dev->dev, "resetting AMT thermals\n");
+ amd_pmf_update_slider(dev, SLIDER_OP_SET, mode, NULL);
+ }
+ return 0;
+}
+
+void amd_pmf_handle_amt(struct amd_pmf_dev *dev)
+{
+ amd_pmf_set_automode(dev, config_store.current_mode, NULL);
+}
+
+void amd_pmf_deinit_auto_mode(struct amd_pmf_dev *dev)
+{
+ cancel_delayed_work_sync(&dev->work_buffer);
+}
+
+void amd_pmf_init_auto_mode(struct amd_pmf_dev *dev)
+{
+ amd_pmf_load_defaults_auto_mode(dev);
+ /* update the thermal limits for Automode */
+ amd_pmf_set_automode(dev, config_store.current_mode, NULL);
+ amd_pmf_init_metrics_table(dev);
+}
diff --git a/drivers/platform/x86/amd/pmf/cnqf.c b/drivers/platform/x86/amd/pmf/cnqf.c
new file mode 100644
index 000000000000..668c7c0fea83
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/cnqf.c
@@ -0,0 +1,395 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Platform Management Framework Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#include <linux/workqueue.h>
+#include "pmf.h"
+
+static struct cnqf_config config_store;
+
+static int amd_pmf_set_cnqf(struct amd_pmf_dev *dev, int src, int idx,
+ struct cnqf_config *table)
+{
+ struct power_table_control *pc;
+
+ pc = &config_store.mode_set[src][idx].power_control;
+
+ amd_pmf_send_cmd(dev, SET_SPL, false, pc->spl, NULL);
+ amd_pmf_send_cmd(dev, SET_FPPT, false, pc->fppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT, false, pc->sppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT_APU_ONLY, false, pc->sppt_apu_only, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_MIN_LIMIT, false, pc->stt_min, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_APU, false, pc->stt_skin_temp[STT_TEMP_APU],
+ NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_HS2, false, pc->stt_skin_temp[STT_TEMP_HS2],
+ NULL);
+
+ if (is_apmf_func_supported(dev, APMF_FUNC_SET_FAN_IDX))
+ apmf_update_fan_idx(dev,
+ config_store.mode_set[src][idx].fan_control.manual,
+ config_store.mode_set[src][idx].fan_control.fan_id);
+
+ return 0;
+}
+
+static void amd_pmf_update_power_threshold(int src)
+{
+ struct cnqf_mode_settings *ts;
+ struct cnqf_tran_params *tp;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_TO_QUIET];
+ ts = &config_store.mode_set[src][CNQF_MODE_BALANCE];
+ tp->power_threshold = ts->power_floor;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_TO_TURBO];
+ ts = &config_store.mode_set[src][CNQF_MODE_PERFORMANCE];
+ tp->power_threshold = ts->power_floor;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_FROM_BALANCE_TO_PERFORMANCE];
+ ts = &config_store.mode_set[src][CNQF_MODE_BALANCE];
+ tp->power_threshold = ts->power_floor;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_FROM_PERFORMANCE_TO_BALANCE];
+ ts = &config_store.mode_set[src][CNQF_MODE_PERFORMANCE];
+ tp->power_threshold = ts->power_floor;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_FROM_QUIET_TO_BALANCE];
+ ts = &config_store.mode_set[src][CNQF_MODE_QUIET];
+ tp->power_threshold = ts->power_floor;
+
+ tp = &config_store.trans_param[src][CNQF_TRANSITION_FROM_TURBO_TO_PERFORMANCE];
+ ts = &config_store.mode_set[src][CNQF_MODE_TURBO];
+ tp->power_threshold = ts->power_floor;
+}
+
+static const char *state_as_str(unsigned int state)
+{
+ switch (state) {
+ case CNQF_MODE_QUIET:
+ return "QUIET";
+ case CNQF_MODE_BALANCE:
+ return "BALANCED";
+ case CNQF_MODE_TURBO:
+ return "TURBO";
+ case CNQF_MODE_PERFORMANCE:
+ return "PERFORMANCE";
+ default:
+ return "Unknown CnQF mode";
+ }
+}
+
+static int amd_pmf_cnqf_get_power_source(struct amd_pmf_dev *dev)
+{
+ if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC) &&
+ is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_DC))
+ return amd_pmf_get_power_source();
+ else if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_DC))
+ return POWER_SOURCE_DC;
+ else
+ return POWER_SOURCE_AC;
+}
+
+int amd_pmf_trans_cnqf(struct amd_pmf_dev *dev, int socket_power, ktime_t time_lapsed_ms)
+{
+ struct cnqf_tran_params *tp;
+ int src, i, j;
+ u32 avg_power = 0;
+
+ src = amd_pmf_cnqf_get_power_source(dev);
+
+ if (dev->current_profile == PLATFORM_PROFILE_BALANCED) {
+ amd_pmf_set_cnqf(dev, src, config_store.current_mode, NULL);
+ } else {
+ /*
+ * Return from here if the platform_profile is not balanced
+ * so that preference is given to user mode selection, rather
+ * than enforcing CnQF to run all the time (if enabled)
+ */
+ return -EINVAL;
+ }
+
+ for (i = 0; i < CNQF_TRANSITION_MAX; i++) {
+ config_store.trans_param[src][i].timer += time_lapsed_ms;
+ config_store.trans_param[src][i].total_power += socket_power;
+ config_store.trans_param[src][i].count++;
+
+ tp = &config_store.trans_param[src][i];
+ if (tp->timer >= tp->time_constant && tp->count) {
+ avg_power = tp->total_power / tp->count;
+
+ /* Reset the indices */
+ tp->timer = 0;
+ tp->total_power = 0;
+ tp->count = 0;
+
+ if ((tp->shifting_up && avg_power >= tp->power_threshold) ||
+ (!tp->shifting_up && avg_power <= tp->power_threshold)) {
+ tp->priority = true;
+ } else {
+ tp->priority = false;
+ }
+ }
+ }
+
+ dev_dbg(dev->dev, "[CNQF] Avg power: %u mW socket power: %u mW mode:%s\n",
+ avg_power, socket_power, state_as_str(config_store.current_mode));
+
+ for (j = 0; j < CNQF_TRANSITION_MAX; j++) {
+ /* apply the highest priority */
+ if (config_store.trans_param[src][j].priority) {
+ if (config_store.current_mode !=
+ config_store.trans_param[src][j].target_mode) {
+ config_store.current_mode =
+ config_store.trans_param[src][j].target_mode;
+ dev_dbg(dev->dev, "Moving to Mode :%s\n",
+ state_as_str(config_store.current_mode));
+ amd_pmf_set_cnqf(dev, src,
+ config_store.current_mode, NULL);
+ }
+ break;
+ }
+ }
+ return 0;
+}
+
+static void amd_pmf_update_trans_data(int idx, struct apmf_dyn_slider_output out)
+{
+ struct cnqf_tran_params *tp;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_TO_QUIET];
+ tp->time_constant = out.t_balanced_to_quiet;
+ tp->target_mode = CNQF_MODE_QUIET;
+ tp->shifting_up = false;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_BALANCE_TO_PERFORMANCE];
+ tp->time_constant = out.t_balanced_to_perf;
+ tp->target_mode = CNQF_MODE_PERFORMANCE;
+ tp->shifting_up = true;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_QUIET_TO_BALANCE];
+ tp->time_constant = out.t_quiet_to_balanced;
+ tp->target_mode = CNQF_MODE_BALANCE;
+ tp->shifting_up = true;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_PERFORMANCE_TO_BALANCE];
+ tp->time_constant = out.t_perf_to_balanced;
+ tp->target_mode = CNQF_MODE_BALANCE;
+ tp->shifting_up = false;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_FROM_TURBO_TO_PERFORMANCE];
+ tp->time_constant = out.t_turbo_to_perf;
+ tp->target_mode = CNQF_MODE_PERFORMANCE;
+ tp->shifting_up = false;
+
+ tp = &config_store.trans_param[idx][CNQF_TRANSITION_TO_TURBO];
+ tp->time_constant = out.t_perf_to_turbo;
+ tp->target_mode = CNQF_MODE_TURBO;
+ tp->shifting_up = true;
+}
+
+static void amd_pmf_update_mode_set(int idx, struct apmf_dyn_slider_output out)
+{
+ struct cnqf_mode_settings *ms;
+
+ /* Quiet Mode */
+ ms = &config_store.mode_set[idx][CNQF_MODE_QUIET];
+ ms->power_floor = out.ps[APMF_CNQF_QUIET].pfloor;
+ ms->power_control.fppt = out.ps[APMF_CNQF_QUIET].fppt;
+ ms->power_control.sppt = out.ps[APMF_CNQF_QUIET].sppt;
+ ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_QUIET].sppt_apu_only;
+ ms->power_control.spl = out.ps[APMF_CNQF_QUIET].spl;
+ ms->power_control.stt_min = out.ps[APMF_CNQF_QUIET].stt_min_limit;
+ ms->power_control.stt_skin_temp[STT_TEMP_APU] =
+ out.ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_APU];
+ ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
+ out.ps[APMF_CNQF_QUIET].stt_skintemp[STT_TEMP_HS2];
+ ms->fan_control.fan_id = out.ps[APMF_CNQF_QUIET].fan_id;
+
+ /* Balance Mode */
+ ms = &config_store.mode_set[idx][CNQF_MODE_BALANCE];
+ ms->power_floor = out.ps[APMF_CNQF_BALANCE].pfloor;
+ ms->power_control.fppt = out.ps[APMF_CNQF_BALANCE].fppt;
+ ms->power_control.sppt = out.ps[APMF_CNQF_BALANCE].sppt;
+ ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_BALANCE].sppt_apu_only;
+ ms->power_control.spl = out.ps[APMF_CNQF_BALANCE].spl;
+ ms->power_control.stt_min = out.ps[APMF_CNQF_BALANCE].stt_min_limit;
+ ms->power_control.stt_skin_temp[STT_TEMP_APU] =
+ out.ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_APU];
+ ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
+ out.ps[APMF_CNQF_BALANCE].stt_skintemp[STT_TEMP_HS2];
+ ms->fan_control.fan_id = out.ps[APMF_CNQF_BALANCE].fan_id;
+
+ /* Performance Mode */
+ ms = &config_store.mode_set[idx][CNQF_MODE_PERFORMANCE];
+ ms->power_floor = out.ps[APMF_CNQF_PERFORMANCE].pfloor;
+ ms->power_control.fppt = out.ps[APMF_CNQF_PERFORMANCE].fppt;
+ ms->power_control.sppt = out.ps[APMF_CNQF_PERFORMANCE].sppt;
+ ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_PERFORMANCE].sppt_apu_only;
+ ms->power_control.spl = out.ps[APMF_CNQF_PERFORMANCE].spl;
+ ms->power_control.stt_min = out.ps[APMF_CNQF_PERFORMANCE].stt_min_limit;
+ ms->power_control.stt_skin_temp[STT_TEMP_APU] =
+ out.ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_APU];
+ ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
+ out.ps[APMF_CNQF_PERFORMANCE].stt_skintemp[STT_TEMP_HS2];
+ ms->fan_control.fan_id = out.ps[APMF_CNQF_PERFORMANCE].fan_id;
+
+ /* Turbo Mode */
+ ms = &config_store.mode_set[idx][CNQF_MODE_TURBO];
+ ms->power_floor = out.ps[APMF_CNQF_TURBO].pfloor;
+ ms->power_control.fppt = out.ps[APMF_CNQF_TURBO].fppt;
+ ms->power_control.sppt = out.ps[APMF_CNQF_TURBO].sppt;
+ ms->power_control.sppt_apu_only = out.ps[APMF_CNQF_TURBO].sppt_apu_only;
+ ms->power_control.spl = out.ps[APMF_CNQF_TURBO].spl;
+ ms->power_control.stt_min = out.ps[APMF_CNQF_TURBO].stt_min_limit;
+ ms->power_control.stt_skin_temp[STT_TEMP_APU] =
+ out.ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_APU];
+ ms->power_control.stt_skin_temp[STT_TEMP_HS2] =
+ out.ps[APMF_CNQF_TURBO].stt_skintemp[STT_TEMP_HS2];
+ ms->fan_control.fan_id = out.ps[APMF_CNQF_TURBO].fan_id;
+}
+
+static int amd_pmf_check_flags(struct amd_pmf_dev *dev)
+{
+ struct apmf_dyn_slider_output out = {};
+
+ if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC))
+ apmf_get_dyn_slider_def_ac(dev, &out);
+ else if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_DC))
+ apmf_get_dyn_slider_def_dc(dev, &out);
+
+ return out.flags;
+}
+
+static int amd_pmf_load_defaults_cnqf(struct amd_pmf_dev *dev)
+{
+ struct apmf_dyn_slider_output out;
+ int i, j, ret;
+
+ for (i = 0; i < POWER_SOURCE_MAX; i++) {
+ if (!is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC + i))
+ continue;
+
+ if (i == POWER_SOURCE_AC)
+ ret = apmf_get_dyn_slider_def_ac(dev, &out);
+ else
+ ret = apmf_get_dyn_slider_def_dc(dev, &out);
+ if (ret) {
+ dev_err(dev->dev, "APMF apmf_get_dyn_slider_def_dc failed :%d\n", ret);
+ return ret;
+ }
+
+ amd_pmf_update_mode_set(i, out);
+ amd_pmf_update_trans_data(i, out);
+ amd_pmf_update_power_threshold(i);
+
+ for (j = 0; j < CNQF_MODE_MAX; j++) {
+ if (config_store.mode_set[i][j].fan_control.fan_id == FAN_INDEX_AUTO)
+ config_store.mode_set[i][j].fan_control.manual = false;
+ else
+ config_store.mode_set[i][j].fan_control.manual = true;
+ }
+ }
+
+ /* set to initial default values */
+ config_store.current_mode = CNQF_MODE_BALANCE;
+
+ return 0;
+}
+
+static ssize_t cnqf_enable_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct amd_pmf_dev *pdev = dev_get_drvdata(dev);
+ int mode, result, src;
+ bool input;
+
+ mode = amd_pmf_get_pprof_modes(pdev);
+ if (mode < 0)
+ return mode;
+
+ result = kstrtobool(buf, &input);
+ if (result)
+ return result;
+
+ src = amd_pmf_cnqf_get_power_source(pdev);
+ pdev->cnqf_enabled = input;
+
+ if (pdev->cnqf_enabled && pdev->current_profile == PLATFORM_PROFILE_BALANCED) {
+ amd_pmf_set_cnqf(pdev, src, config_store.current_mode, NULL);
+ } else {
+ if (is_apmf_func_supported(pdev, APMF_FUNC_STATIC_SLIDER_GRANULAR))
+ amd_pmf_update_slider(pdev, SLIDER_OP_SET, mode, NULL);
+ }
+
+ dev_dbg(pdev->dev, "Received CnQF %s\n", input ? "on" : "off");
+ return count;
+}
+
+static ssize_t cnqf_enable_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct amd_pmf_dev *pdev = dev_get_drvdata(dev);
+
+ return sysfs_emit(buf, "%s\n", pdev->cnqf_enabled ? "on" : "off");
+}
+
+static DEVICE_ATTR_RW(cnqf_enable);
+
+static umode_t cnqf_feature_is_visible(struct kobject *kobj,
+ struct attribute *attr, int n)
+{
+ struct device *dev = kobj_to_dev(kobj);
+ struct amd_pmf_dev *pdev = dev_get_drvdata(dev);
+
+ return pdev->cnqf_supported ? attr->mode : 0;
+}
+
+static struct attribute *cnqf_feature_attrs[] = {
+ &dev_attr_cnqf_enable.attr,
+ NULL
+};
+
+const struct attribute_group cnqf_feature_attribute_group = {
+ .is_visible = cnqf_feature_is_visible,
+ .attrs = cnqf_feature_attrs,
+};
+
+void amd_pmf_deinit_cnqf(struct amd_pmf_dev *dev)
+{
+ cancel_delayed_work_sync(&dev->work_buffer);
+}
+
+int amd_pmf_init_cnqf(struct amd_pmf_dev *dev)
+{
+ int ret, src;
+
+ /*
+ * Note the caller of this function has already checked that both
+ * APMF_FUNC_DYN_SLIDER_AC and APMF_FUNC_DYN_SLIDER_DC are supported.
+ */
+
+ ret = amd_pmf_load_defaults_cnqf(dev);
+ if (ret < 0)
+ return ret;
+
+ amd_pmf_init_metrics_table(dev);
+
+ dev->cnqf_supported = true;
+ dev->cnqf_enabled = amd_pmf_check_flags(dev);
+
+ /* update the thermal for CnQF */
+ if (dev->cnqf_enabled && dev->current_profile == PLATFORM_PROFILE_BALANCED) {
+ src = amd_pmf_cnqf_get_power_source(dev);
+ amd_pmf_set_cnqf(dev, src, config_store.current_mode, NULL);
+ }
+
+ return 0;
+}
diff --git a/drivers/platform/x86/amd/pmf/core.c b/drivers/platform/x86/amd/pmf/core.c
new file mode 100644
index 000000000000..a5f5a4bcff6d
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/core.c
@@ -0,0 +1,412 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * AMD Platform Management Framework Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#include <linux/debugfs.h>
+#include <linux/iopoll.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <linux/power_supply.h>
+#include "pmf.h"
+
+/* PMF-SMU communication registers */
+#define AMD_PMF_REGISTER_MESSAGE 0xA18
+#define AMD_PMF_REGISTER_RESPONSE 0xA78
+#define AMD_PMF_REGISTER_ARGUMENT 0xA58
+
+/* Base address of SMU for mapping physical address to virtual address */
+#define AMD_PMF_SMU_INDEX_ADDRESS 0xB8
+#define AMD_PMF_SMU_INDEX_DATA 0xBC
+#define AMD_PMF_MAPPING_SIZE 0x01000
+#define AMD_PMF_BASE_ADDR_OFFSET 0x10000
+#define AMD_PMF_BASE_ADDR_LO 0x13B102E8
+#define AMD_PMF_BASE_ADDR_HI 0x13B102EC
+#define AMD_PMF_BASE_ADDR_LO_MASK GENMASK(15, 0)
+#define AMD_PMF_BASE_ADDR_HI_MASK GENMASK(31, 20)
+
+/* SMU Response Codes */
+#define AMD_PMF_RESULT_OK 0x01
+#define AMD_PMF_RESULT_CMD_REJECT_BUSY 0xFC
+#define AMD_PMF_RESULT_CMD_REJECT_PREREQ 0xFD
+#define AMD_PMF_RESULT_CMD_UNKNOWN 0xFE
+#define AMD_PMF_RESULT_FAILED 0xFF
+
+/* List of supported CPU ids */
+#define AMD_CPU_ID_RMB 0x14b5
+#define AMD_CPU_ID_PS 0x14e8
+
+#define PMF_MSG_DELAY_MIN_US 50
+#define RESPONSE_REGISTER_LOOP_MAX 20000
+
+#define DELAY_MIN_US 2000
+#define DELAY_MAX_US 3000
+
+/* override Metrics Table sample size time (in ms) */
+static int metrics_table_loop_ms = 1000;
+module_param(metrics_table_loop_ms, int, 0644);
+MODULE_PARM_DESC(metrics_table_loop_ms, "Metrics Table sample size time (default = 1000ms)");
+
+/* Force load on supported older platforms */
+static bool force_load;
+module_param(force_load, bool, 0444);
+MODULE_PARM_DESC(force_load, "Force load this driver on supported older platforms (experimental)");
+
+static int current_power_limits_show(struct seq_file *seq, void *unused)
+{
+ struct amd_pmf_dev *dev = seq->private;
+ struct amd_pmf_static_slider_granular table;
+ int mode, src = 0;
+
+ mode = amd_pmf_get_pprof_modes(dev);
+ if (mode < 0)
+ return mode;
+
+ src = amd_pmf_get_power_source();
+ amd_pmf_update_slider(dev, SLIDER_OP_GET, mode, &table);
+ seq_printf(seq, "spl:%u fppt:%u sppt:%u sppt_apu_only:%u stt_min:%u stt[APU]:%u stt[HS2]: %u\n",
+ table.prop[src][mode].spl,
+ table.prop[src][mode].fppt,
+ table.prop[src][mode].sppt,
+ table.prop[src][mode].sppt_apu_only,
+ table.prop[src][mode].stt_min,
+ table.prop[src][mode].stt_skin_temp[STT_TEMP_APU],
+ table.prop[src][mode].stt_skin_temp[STT_TEMP_HS2]);
+ return 0;
+}
+DEFINE_SHOW_ATTRIBUTE(current_power_limits);
+
+static void amd_pmf_dbgfs_unregister(struct amd_pmf_dev *dev)
+{
+ debugfs_remove_recursive(dev->dbgfs_dir);
+}
+
+static void amd_pmf_dbgfs_register(struct amd_pmf_dev *dev)
+{
+ dev->dbgfs_dir = debugfs_create_dir("amd_pmf", NULL);
+ debugfs_create_file("current_power_limits", 0644, dev->dbgfs_dir, dev,
+ &current_power_limits_fops);
+}
+
+int amd_pmf_get_power_source(void)
+{
+ if (power_supply_is_system_supplied() > 0)
+ return POWER_SOURCE_AC;
+ else
+ return POWER_SOURCE_DC;
+}
+
+static void amd_pmf_get_metrics(struct work_struct *work)
+{
+ struct amd_pmf_dev *dev = container_of(work, struct amd_pmf_dev, work_buffer.work);
+ ktime_t time_elapsed_ms;
+ int socket_power;
+
+ mutex_lock(&dev->update_mutex);
+ /* Transfer table contents */
+ memset(dev->buf, 0, sizeof(dev->m_table));
+ amd_pmf_send_cmd(dev, SET_TRANSFER_TABLE, 0, 7, NULL);
+ memcpy(&dev->m_table, dev->buf, sizeof(dev->m_table));
+
+ time_elapsed_ms = ktime_to_ms(ktime_get()) - dev->start_time;
+ /* Calculate the avg SoC power consumption */
+ socket_power = dev->m_table.apu_power + dev->m_table.dgpu_power;
+
+ if (dev->amt_enabled) {
+ /* Apply the Auto Mode transition */
+ amd_pmf_trans_automode(dev, socket_power, time_elapsed_ms);
+ }
+
+ if (dev->cnqf_enabled) {
+ /* Apply the CnQF transition */
+ amd_pmf_trans_cnqf(dev, socket_power, time_elapsed_ms);
+ }
+
+ dev->start_time = ktime_to_ms(ktime_get());
+ schedule_delayed_work(&dev->work_buffer, msecs_to_jiffies(metrics_table_loop_ms));
+ mutex_unlock(&dev->update_mutex);
+}
+
+static inline u32 amd_pmf_reg_read(struct amd_pmf_dev *dev, int reg_offset)
+{
+ return ioread32(dev->regbase + reg_offset);
+}
+
+static inline void amd_pmf_reg_write(struct amd_pmf_dev *dev, int reg_offset, u32 val)
+{
+ iowrite32(val, dev->regbase + reg_offset);
+}
+
+static void __maybe_unused amd_pmf_dump_registers(struct amd_pmf_dev *dev)
+{
+ u32 value;
+
+ value = amd_pmf_reg_read(dev, AMD_PMF_REGISTER_RESPONSE);
+ dev_dbg(dev->dev, "AMD_PMF_REGISTER_RESPONSE:%x\n", value);
+
+ value = amd_pmf_reg_read(dev, AMD_PMF_REGISTER_ARGUMENT);
+ dev_dbg(dev->dev, "AMD_PMF_REGISTER_ARGUMENT:%d\n", value);
+
+ value = amd_pmf_reg_read(dev, AMD_PMF_REGISTER_MESSAGE);
+ dev_dbg(dev->dev, "AMD_PMF_REGISTER_MESSAGE:%x\n", value);
+}
+
+int amd_pmf_send_cmd(struct amd_pmf_dev *dev, u8 message, bool get, u32 arg, u32 *data)
+{
+ int rc;
+ u32 val;
+
+ mutex_lock(&dev->lock);
+
+ /* Wait until we get a valid response */
+ rc = readx_poll_timeout(ioread32, dev->regbase + AMD_PMF_REGISTER_RESPONSE,
+ val, val != 0, PMF_MSG_DELAY_MIN_US,
+ PMF_MSG_DELAY_MIN_US * RESPONSE_REGISTER_LOOP_MAX);
+ if (rc) {
+ dev_err(dev->dev, "failed to talk to SMU\n");
+ goto out_unlock;
+ }
+
+ /* Write zero to response register */
+ amd_pmf_reg_write(dev, AMD_PMF_REGISTER_RESPONSE, 0);
+
+ /* Write argument into argument register */
+ amd_pmf_reg_write(dev, AMD_PMF_REGISTER_ARGUMENT, arg);
+
+ /* Write message ID to message ID register */
+ amd_pmf_reg_write(dev, AMD_PMF_REGISTER_MESSAGE, message);
+
+ /* Wait until we get a valid response */
+ rc = readx_poll_timeout(ioread32, dev->regbase + AMD_PMF_REGISTER_RESPONSE,
+ val, val != 0, PMF_MSG_DELAY_MIN_US,
+ PMF_MSG_DELAY_MIN_US * RESPONSE_REGISTER_LOOP_MAX);
+ if (rc) {
+ dev_err(dev->dev, "SMU response timed out\n");
+ goto out_unlock;
+ }
+
+ switch (val) {
+ case AMD_PMF_RESULT_OK:
+ if (get) {
+ /* PMFW may take longer time to return back the data */
+ usleep_range(DELAY_MIN_US, 10 * DELAY_MAX_US);
+ *data = amd_pmf_reg_read(dev, AMD_PMF_REGISTER_ARGUMENT);
+ }
+ break;
+ case AMD_PMF_RESULT_CMD_REJECT_BUSY:
+ dev_err(dev->dev, "SMU not ready. err: 0x%x\n", val);
+ rc = -EBUSY;
+ goto out_unlock;
+ case AMD_PMF_RESULT_CMD_UNKNOWN:
+ dev_err(dev->dev, "SMU cmd unknown. err: 0x%x\n", val);
+ rc = -EINVAL;
+ goto out_unlock;
+ case AMD_PMF_RESULT_CMD_REJECT_PREREQ:
+ case AMD_PMF_RESULT_FAILED:
+ default:
+ dev_err(dev->dev, "SMU cmd failed. err: 0x%x\n", val);
+ rc = -EIO;
+ goto out_unlock;
+ }
+
+out_unlock:
+ mutex_unlock(&dev->lock);
+ amd_pmf_dump_registers(dev);
+ return rc;
+}
+
+static const struct pci_device_id pmf_pci_ids[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_RMB) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_PS) },
+ { }
+};
+
+int amd_pmf_init_metrics_table(struct amd_pmf_dev *dev)
+{
+ u64 phys_addr;
+ u32 hi, low;
+
+ INIT_DELAYED_WORK(&dev->work_buffer, amd_pmf_get_metrics);
+
+ /* Get Metrics Table Address */
+ dev->buf = kzalloc(sizeof(dev->m_table), GFP_KERNEL);
+ if (!dev->buf)
+ return -ENOMEM;
+
+ phys_addr = virt_to_phys(dev->buf);
+ hi = phys_addr >> 32;
+ low = phys_addr & GENMASK(31, 0);
+
+ amd_pmf_send_cmd(dev, SET_DRAM_ADDR_HIGH, 0, hi, NULL);
+ amd_pmf_send_cmd(dev, SET_DRAM_ADDR_LOW, 0, low, NULL);
+
+ /*
+ * Start collecting the metrics data after a small delay
+ * or else, we might end up getting stale values from PMFW.
+ */
+ schedule_delayed_work(&dev->work_buffer, msecs_to_jiffies(metrics_table_loop_ms * 3));
+
+ return 0;
+}
+
+static void amd_pmf_init_features(struct amd_pmf_dev *dev)
+{
+ int ret;
+
+ /* Enable Static Slider */
+ if (is_apmf_func_supported(dev, APMF_FUNC_STATIC_SLIDER_GRANULAR)) {
+ amd_pmf_init_sps(dev);
+ dev_dbg(dev->dev, "SPS enabled and Platform Profiles registered\n");
+ }
+
+ /* Enable Auto Mode */
+ if (is_apmf_func_supported(dev, APMF_FUNC_AUTO_MODE)) {
+ amd_pmf_init_auto_mode(dev);
+ dev_dbg(dev->dev, "Auto Mode Init done\n");
+ } else if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC) ||
+ is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_DC)) {
+ /* Enable Cool n Quiet Framework (CnQF) */
+ ret = amd_pmf_init_cnqf(dev);
+ if (ret)
+ dev_warn(dev->dev, "CnQF Init failed\n");
+ }
+}
+
+static void amd_pmf_deinit_features(struct amd_pmf_dev *dev)
+{
+ if (is_apmf_func_supported(dev, APMF_FUNC_STATIC_SLIDER_GRANULAR))
+ amd_pmf_deinit_sps(dev);
+
+ if (is_apmf_func_supported(dev, APMF_FUNC_AUTO_MODE)) {
+ amd_pmf_deinit_auto_mode(dev);
+ } else if (is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_AC) ||
+ is_apmf_func_supported(dev, APMF_FUNC_DYN_SLIDER_DC)) {
+ amd_pmf_deinit_cnqf(dev);
+ }
+}
+
+static const struct acpi_device_id amd_pmf_acpi_ids[] = {
+ {"AMDI0100", 0x100},
+ {"AMDI0102", 0},
+ { }
+};
+MODULE_DEVICE_TABLE(acpi, amd_pmf_acpi_ids);
+
+static int amd_pmf_probe(struct platform_device *pdev)
+{
+ const struct acpi_device_id *id;
+ struct amd_pmf_dev *dev;
+ struct pci_dev *rdev;
+ u32 base_addr_lo;
+ u32 base_addr_hi;
+ u64 base_addr;
+ u32 val;
+ int err;
+
+ id = acpi_match_device(amd_pmf_acpi_ids, &pdev->dev);
+ if (!id)
+ return -ENODEV;
+
+ if (id->driver_data == 0x100 && !force_load)
+ return -ENODEV;
+
+ dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
+ if (!dev)
+ return -ENOMEM;
+
+ dev->dev = &pdev->dev;
+
+ rdev = pci_get_domain_bus_and_slot(0, 0, PCI_DEVFN(0, 0));
+ if (!rdev || !pci_match_id(pmf_pci_ids, rdev)) {
+ pci_dev_put(rdev);
+ return -ENODEV;
+ }
+
+ dev->cpu_id = rdev->device;
+ err = pci_write_config_dword(rdev, AMD_PMF_SMU_INDEX_ADDRESS, AMD_PMF_BASE_ADDR_LO);
+ if (err) {
+ dev_err(dev->dev, "error writing to 0x%x\n", AMD_PMF_SMU_INDEX_ADDRESS);
+ pci_dev_put(rdev);
+ return pcibios_err_to_errno(err);
+ }
+
+ err = pci_read_config_dword(rdev, AMD_PMF_SMU_INDEX_DATA, &val);
+ if (err) {
+ pci_dev_put(rdev);
+ return pcibios_err_to_errno(err);
+ }
+
+ base_addr_lo = val & AMD_PMF_BASE_ADDR_HI_MASK;
+
+ err = pci_write_config_dword(rdev, AMD_PMF_SMU_INDEX_ADDRESS, AMD_PMF_BASE_ADDR_HI);
+ if (err) {
+ dev_err(dev->dev, "error writing to 0x%x\n", AMD_PMF_SMU_INDEX_ADDRESS);
+ pci_dev_put(rdev);
+ return pcibios_err_to_errno(err);
+ }
+
+ err = pci_read_config_dword(rdev, AMD_PMF_SMU_INDEX_DATA, &val);
+ if (err) {
+ pci_dev_put(rdev);
+ return pcibios_err_to_errno(err);
+ }
+
+ base_addr_hi = val & AMD_PMF_BASE_ADDR_LO_MASK;
+ pci_dev_put(rdev);
+ base_addr = ((u64)base_addr_hi << 32 | base_addr_lo);
+
+ dev->regbase = devm_ioremap(dev->dev, base_addr + AMD_PMF_BASE_ADDR_OFFSET,
+ AMD_PMF_MAPPING_SIZE);
+ if (!dev->regbase)
+ return -ENOMEM;
+
+ apmf_acpi_init(dev);
+ platform_set_drvdata(pdev, dev);
+ amd_pmf_init_features(dev);
+ apmf_install_handler(dev);
+ amd_pmf_dbgfs_register(dev);
+
+ mutex_init(&dev->lock);
+ mutex_init(&dev->update_mutex);
+ dev_info(dev->dev, "registered PMF device successfully\n");
+
+ return 0;
+}
+
+static int amd_pmf_remove(struct platform_device *pdev)
+{
+ struct amd_pmf_dev *dev = platform_get_drvdata(pdev);
+
+ mutex_destroy(&dev->lock);
+ mutex_destroy(&dev->update_mutex);
+ amd_pmf_deinit_features(dev);
+ apmf_acpi_deinit(dev);
+ amd_pmf_dbgfs_unregister(dev);
+ kfree(dev->buf);
+ return 0;
+}
+
+static const struct attribute_group *amd_pmf_driver_groups[] = {
+ &cnqf_feature_attribute_group,
+ NULL,
+};
+
+static struct platform_driver amd_pmf_driver = {
+ .driver = {
+ .name = "amd-pmf",
+ .acpi_match_table = amd_pmf_acpi_ids,
+ .dev_groups = amd_pmf_driver_groups,
+ },
+ .probe = amd_pmf_probe,
+ .remove = amd_pmf_remove,
+};
+module_platform_driver(amd_pmf_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("AMD Platform Management Framework Driver");
diff --git a/drivers/platform/x86/amd/pmf/pmf.h b/drivers/platform/x86/amd/pmf/pmf.h
new file mode 100644
index 000000000000..84bbe2c6ea61
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/pmf.h
@@ -0,0 +1,417 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * AMD Platform Management Framework Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#ifndef PMF_H
+#define PMF_H
+
+#include <linux/acpi.h>
+#include <linux/platform_profile.h>
+
+/* APMF Functions */
+#define APMF_FUNC_VERIFY_INTERFACE 0
+#define APMF_FUNC_GET_SYS_PARAMS 1
+#define APMF_FUNC_SBIOS_REQUESTS 2
+#define APMF_FUNC_SBIOS_HEARTBEAT 4
+#define APMF_FUNC_AUTO_MODE 5
+#define APMF_FUNC_SET_FAN_IDX 7
+#define APMF_FUNC_STATIC_SLIDER_GRANULAR 9
+#define APMF_FUNC_DYN_SLIDER_AC 11
+#define APMF_FUNC_DYN_SLIDER_DC 12
+
+/* Message Definitions */
+#define SET_SPL 0x03 /* SPL: Sustained Power Limit */
+#define SET_SPPT 0x05 /* SPPT: Slow Package Power Tracking */
+#define SET_FPPT 0x07 /* FPPT: Fast Package Power Tracking */
+#define GET_SPL 0x0B
+#define GET_SPPT 0x0D
+#define GET_FPPT 0x0F
+#define SET_DRAM_ADDR_HIGH 0x14
+#define SET_DRAM_ADDR_LOW 0x15
+#define SET_TRANSFER_TABLE 0x16
+#define SET_STT_MIN_LIMIT 0x18 /* STT: Skin Temperature Tracking */
+#define SET_STT_LIMIT_APU 0x19
+#define SET_STT_LIMIT_HS2 0x1A
+#define SET_SPPT_APU_ONLY 0x1D
+#define GET_SPPT_APU_ONLY 0x1E
+#define GET_STT_MIN_LIMIT 0x1F
+#define GET_STT_LIMIT_APU 0x20
+#define GET_STT_LIMIT_HS2 0x21
+
+/* Fan Index for Auto Mode */
+#define FAN_INDEX_AUTO 0xFFFFFFFF
+
+#define ARG_NONE 0
+#define AVG_SAMPLE_SIZE 3
+
+/* AMD PMF BIOS interfaces */
+struct apmf_verify_interface {
+ u16 size;
+ u16 version;
+ u32 notification_mask;
+ u32 supported_functions;
+} __packed;
+
+struct apmf_system_params {
+ u16 size;
+ u32 valid_mask;
+ u32 flags;
+ u8 command_code;
+ u32 heartbeat_int;
+} __packed;
+
+struct apmf_sbios_req {
+ u16 size;
+ u32 pending_req;
+ u8 rsd;
+ u8 cql_event;
+ u8 amt_event;
+ u32 fppt;
+ u32 sppt;
+ u32 fppt_apu_only;
+ u32 spl;
+ u32 stt_min_limit;
+ u8 skin_temp_apu;
+ u8 skin_temp_hs2;
+} __packed;
+
+struct apmf_fan_idx {
+ u16 size;
+ u8 fan_ctl_mode;
+ u32 fan_ctl_idx;
+} __packed;
+
+struct smu_pmf_metrics {
+ u16 gfxclk_freq; /* in MHz */
+ u16 socclk_freq; /* in MHz */
+ u16 vclk_freq; /* in MHz */
+ u16 dclk_freq; /* in MHz */
+ u16 memclk_freq; /* in MHz */
+ u16 spare;
+ u16 gfx_activity; /* in Centi */
+ u16 uvd_activity; /* in Centi */
+ u16 voltage[2]; /* in mV */
+ u16 currents[2]; /* in mA */
+ u16 power[2];/* in mW */
+ u16 core_freq[8]; /* in MHz */
+ u16 core_power[8]; /* in mW */
+ u16 core_temp[8]; /* in centi-Celsius */
+ u16 l3_freq; /* in MHz */
+ u16 l3_temp; /* in centi-Celsius */
+ u16 gfx_temp; /* in centi-Celsius */
+ u16 soc_temp; /* in centi-Celsius */
+ u16 throttler_status;
+ u16 current_socketpower; /* in mW */
+ u16 stapm_orig_limit; /* in W */
+ u16 stapm_cur_limit; /* in W */
+ u32 apu_power; /* in mW */
+ u32 dgpu_power; /* in mW */
+ u16 vdd_tdc_val; /* in mA */
+ u16 soc_tdc_val; /* in mA */
+ u16 vdd_edc_val; /* in mA */
+ u16 soc_edcv_al; /* in mA */
+ u16 infra_cpu_maxfreq; /* in MHz */
+ u16 infra_gfx_maxfreq; /* in MHz */
+ u16 skin_temp; /* in centi-Celsius */
+ u16 device_state;
+} __packed;
+
+enum amd_stt_skin_temp {
+ STT_TEMP_APU,
+ STT_TEMP_HS2,
+ STT_TEMP_COUNT,
+};
+
+enum amd_slider_op {
+ SLIDER_OP_GET,
+ SLIDER_OP_SET,
+};
+
+enum power_source {
+ POWER_SOURCE_AC,
+ POWER_SOURCE_DC,
+ POWER_SOURCE_MAX,
+};
+
+enum power_modes {
+ POWER_MODE_PERFORMANCE,
+ POWER_MODE_BALANCED_POWER,
+ POWER_MODE_POWER_SAVER,
+ POWER_MODE_MAX,
+};
+
+struct amd_pmf_dev {
+ void __iomem *regbase;
+ void __iomem *smu_virt_addr;
+ void *buf;
+ u32 base_addr;
+ u32 cpu_id;
+ struct device *dev;
+ struct mutex lock; /* protects the PMF interface */
+ u32 supported_func;
+ enum platform_profile_option current_profile;
+ struct platform_profile_handler pprof;
+ struct dentry *dbgfs_dir;
+ int hb_interval; /* SBIOS heartbeat interval */
+ struct delayed_work heart_beat;
+ struct smu_pmf_metrics m_table;
+ struct delayed_work work_buffer;
+ ktime_t start_time;
+ int socket_power_history[AVG_SAMPLE_SIZE];
+ int socket_power_history_idx;
+ bool amt_enabled;
+ struct mutex update_mutex; /* protects race between ACPI handler and metrics thread */
+ bool cnqf_enabled;
+ bool cnqf_supported;
+};
+
+struct apmf_sps_prop_granular {
+ u32 fppt;
+ u32 sppt;
+ u32 sppt_apu_only;
+ u32 spl;
+ u32 stt_min;
+ u8 stt_skin_temp[STT_TEMP_COUNT];
+ u32 fan_id;
+} __packed;
+
+/* Static Slider */
+struct apmf_static_slider_granular_output {
+ u16 size;
+ struct apmf_sps_prop_granular prop[POWER_SOURCE_MAX * POWER_MODE_MAX];
+} __packed;
+
+struct amd_pmf_static_slider_granular {
+ u16 size;
+ struct apmf_sps_prop_granular prop[POWER_SOURCE_MAX][POWER_MODE_MAX];
+};
+
+struct fan_table_control {
+ bool manual;
+ unsigned long fan_id;
+};
+
+struct power_table_control {
+ u32 spl;
+ u32 sppt;
+ u32 fppt;
+ u32 sppt_apu_only;
+ u32 stt_min;
+ u32 stt_skin_temp[STT_TEMP_COUNT];
+ u32 reserved[16];
+};
+
+/* Auto Mode Layer */
+enum auto_mode_transition_priority {
+ AUTO_TRANSITION_TO_PERFORMANCE, /* Any other mode to Performance Mode */
+ AUTO_TRANSITION_FROM_QUIET_TO_BALANCE, /* Quiet Mode to Balance Mode */
+ AUTO_TRANSITION_TO_QUIET, /* Any other mode to Quiet Mode */
+ AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE, /* Performance Mode to Balance Mode */
+ AUTO_TRANSITION_MAX,
+};
+
+enum auto_mode_mode {
+ AUTO_QUIET,
+ AUTO_BALANCE,
+ AUTO_PERFORMANCE_ON_LAP,
+ AUTO_PERFORMANCE,
+ AUTO_MODE_MAX,
+};
+
+struct auto_mode_trans_params {
+ u32 time_constant; /* minimum time required to switch to next mode */
+ u32 power_delta; /* delta power to shift mode */
+ u32 power_threshold;
+ u32 timer; /* elapsed time. if timer > TimeThreshold, it will move to next mode */
+ u32 applied;
+ enum auto_mode_mode target_mode;
+ u32 shifting_up;
+};
+
+struct auto_mode_mode_settings {
+ struct power_table_control power_control;
+ struct fan_table_control fan_control;
+ u32 power_floor;
+};
+
+struct auto_mode_mode_config {
+ struct auto_mode_trans_params transition[AUTO_TRANSITION_MAX];
+ struct auto_mode_mode_settings mode_set[AUTO_MODE_MAX];
+ enum auto_mode_mode current_mode;
+};
+
+struct apmf_auto_mode {
+ u16 size;
+ /* time constant */
+ u32 balanced_to_perf;
+ u32 perf_to_balanced;
+ u32 quiet_to_balanced;
+ u32 balanced_to_quiet;
+ /* power floor */
+ u32 pfloor_perf;
+ u32 pfloor_balanced;
+ u32 pfloor_quiet;
+ /* Power delta for mode change */
+ u32 pd_balanced_to_perf;
+ u32 pd_perf_to_balanced;
+ u32 pd_quiet_to_balanced;
+ u32 pd_balanced_to_quiet;
+ /* skin temperature limits */
+ u8 stt_apu_perf_on_lap; /* CQL ON */
+ u8 stt_hs2_perf_on_lap; /* CQL ON */
+ u8 stt_apu_perf;
+ u8 stt_hs2_perf;
+ u8 stt_apu_balanced;
+ u8 stt_hs2_balanced;
+ u8 stt_apu_quiet;
+ u8 stt_hs2_quiet;
+ u32 stt_min_limit_perf_on_lap; /* CQL ON */
+ u32 stt_min_limit_perf;
+ u32 stt_min_limit_balanced;
+ u32 stt_min_limit_quiet;
+ /* SPL based */
+ u32 fppt_perf_on_lap; /* CQL ON */
+ u32 sppt_perf_on_lap; /* CQL ON */
+ u32 spl_perf_on_lap; /* CQL ON */
+ u32 sppt_apu_only_perf_on_lap; /* CQL ON */
+ u32 fppt_perf;
+ u32 sppt_perf;
+ u32 spl_perf;
+ u32 sppt_apu_only_perf;
+ u32 fppt_balanced;
+ u32 sppt_balanced;
+ u32 spl_balanced;
+ u32 sppt_apu_only_balanced;
+ u32 fppt_quiet;
+ u32 sppt_quiet;
+ u32 spl_quiet;
+ u32 sppt_apu_only_quiet;
+ /* Fan ID */
+ u32 fan_id_perf;
+ u32 fan_id_balanced;
+ u32 fan_id_quiet;
+} __packed;
+
+/* CnQF Layer */
+enum cnqf_trans_priority {
+ CNQF_TRANSITION_TO_TURBO, /* Any other mode to Turbo Mode */
+ CNQF_TRANSITION_FROM_BALANCE_TO_PERFORMANCE, /* quiet/balance to Performance Mode */
+ CNQF_TRANSITION_FROM_QUIET_TO_BALANCE, /* Quiet Mode to Balance Mode */
+ CNQF_TRANSITION_TO_QUIET, /* Any other mode to Quiet Mode */
+ CNQF_TRANSITION_FROM_PERFORMANCE_TO_BALANCE, /* Performance/Turbo to Balance Mode */
+ CNQF_TRANSITION_FROM_TURBO_TO_PERFORMANCE, /* Turbo mode to Performance Mode */
+ CNQF_TRANSITION_MAX,
+};
+
+enum cnqf_mode {
+ CNQF_MODE_QUIET,
+ CNQF_MODE_BALANCE,
+ CNQF_MODE_PERFORMANCE,
+ CNQF_MODE_TURBO,
+ CNQF_MODE_MAX,
+};
+
+enum apmf_cnqf_pos {
+ APMF_CNQF_TURBO,
+ APMF_CNQF_PERFORMANCE,
+ APMF_CNQF_BALANCE,
+ APMF_CNQF_QUIET,
+ APMF_CNQF_MAX,
+};
+
+struct cnqf_mode_settings {
+ struct power_table_control power_control;
+ struct fan_table_control fan_control;
+ u32 power_floor;
+};
+
+struct cnqf_tran_params {
+ u32 time_constant; /* minimum time required to switch to next mode */
+ u32 power_threshold;
+ u32 timer; /* elapsed time. if timer > timethreshold, it will move to next mode */
+ u32 total_power;
+ u32 count;
+ bool priority;
+ bool shifting_up;
+ enum cnqf_mode target_mode;
+};
+
+struct cnqf_config {
+ struct cnqf_tran_params trans_param[POWER_SOURCE_MAX][CNQF_TRANSITION_MAX];
+ struct cnqf_mode_settings mode_set[POWER_SOURCE_MAX][CNQF_MODE_MAX];
+ struct power_table_control defaults;
+ enum cnqf_mode current_mode;
+ u32 power_src;
+ u32 avg_power;
+};
+
+struct apmf_cnqf_power_set {
+ u32 pfloor;
+ u32 fppt;
+ u32 sppt;
+ u32 sppt_apu_only;
+ u32 spl;
+ u32 stt_min_limit;
+ u8 stt_skintemp[STT_TEMP_COUNT];
+ u32 fan_id;
+} __packed;
+
+struct apmf_dyn_slider_output {
+ u16 size;
+ u16 flags;
+ u32 t_perf_to_turbo;
+ u32 t_balanced_to_perf;
+ u32 t_quiet_to_balanced;
+ u32 t_balanced_to_quiet;
+ u32 t_perf_to_balanced;
+ u32 t_turbo_to_perf;
+ struct apmf_cnqf_power_set ps[APMF_CNQF_MAX];
+} __packed;
+
+/* Core Layer */
+int apmf_acpi_init(struct amd_pmf_dev *pmf_dev);
+void apmf_acpi_deinit(struct amd_pmf_dev *pmf_dev);
+int is_apmf_func_supported(struct amd_pmf_dev *pdev, unsigned long index);
+int amd_pmf_send_cmd(struct amd_pmf_dev *dev, u8 message, bool get, u32 arg, u32 *data);
+int amd_pmf_init_metrics_table(struct amd_pmf_dev *dev);
+int amd_pmf_get_power_source(void);
+int apmf_install_handler(struct amd_pmf_dev *pmf_dev);
+
+/* SPS Layer */
+int amd_pmf_get_pprof_modes(struct amd_pmf_dev *pmf);
+void amd_pmf_update_slider(struct amd_pmf_dev *dev, bool op, int idx,
+ struct amd_pmf_static_slider_granular *table);
+int amd_pmf_init_sps(struct amd_pmf_dev *dev);
+void amd_pmf_deinit_sps(struct amd_pmf_dev *dev);
+int apmf_get_static_slider_granular(struct amd_pmf_dev *pdev,
+ struct apmf_static_slider_granular_output *output);
+
+
+int apmf_update_fan_idx(struct amd_pmf_dev *pdev, bool manual, u32 idx);
+
+/* Auto Mode Layer */
+int apmf_get_auto_mode_def(struct amd_pmf_dev *pdev, struct apmf_auto_mode *data);
+void amd_pmf_init_auto_mode(struct amd_pmf_dev *dev);
+void amd_pmf_deinit_auto_mode(struct amd_pmf_dev *dev);
+void amd_pmf_trans_automode(struct amd_pmf_dev *dev, int socket_power, ktime_t time_elapsed_ms);
+int apmf_get_sbios_requests(struct amd_pmf_dev *pdev, struct apmf_sbios_req *req);
+
+void amd_pmf_update_2_cql(struct amd_pmf_dev *dev, bool is_cql_event);
+int amd_pmf_reset_amt(struct amd_pmf_dev *dev);
+void amd_pmf_handle_amt(struct amd_pmf_dev *dev);
+
+/* CnQF Layer */
+int apmf_get_dyn_slider_def_ac(struct amd_pmf_dev *pdev, struct apmf_dyn_slider_output *data);
+int apmf_get_dyn_slider_def_dc(struct amd_pmf_dev *pdev, struct apmf_dyn_slider_output *data);
+int amd_pmf_init_cnqf(struct amd_pmf_dev *dev);
+void amd_pmf_deinit_cnqf(struct amd_pmf_dev *dev);
+int amd_pmf_trans_cnqf(struct amd_pmf_dev *dev, int socket_power, ktime_t time_lapsed_ms);
+extern const struct attribute_group cnqf_feature_attribute_group;
+
+#endif /* PMF_H */
diff --git a/drivers/platform/x86/amd/pmf/sps.c b/drivers/platform/x86/amd/pmf/sps.c
new file mode 100644
index 000000000000..dba7e36962dc
--- /dev/null
+++ b/drivers/platform/x86/amd/pmf/sps.c
@@ -0,0 +1,146 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Platform Management Framework (PMF) Driver
+ *
+ * Copyright (c) 2022, Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ */
+
+#include "pmf.h"
+
+static struct amd_pmf_static_slider_granular config_store;
+
+static void amd_pmf_load_defaults_sps(struct amd_pmf_dev *dev)
+{
+ struct apmf_static_slider_granular_output output;
+ int i, j, idx = 0;
+
+ memset(&config_store, 0, sizeof(config_store));
+ apmf_get_static_slider_granular(dev, &output);
+
+ for (i = 0; i < POWER_SOURCE_MAX; i++) {
+ for (j = 0; j < POWER_MODE_MAX; j++) {
+ config_store.prop[i][j].spl = output.prop[idx].spl;
+ config_store.prop[i][j].sppt = output.prop[idx].sppt;
+ config_store.prop[i][j].sppt_apu_only =
+ output.prop[idx].sppt_apu_only;
+ config_store.prop[i][j].fppt = output.prop[idx].fppt;
+ config_store.prop[i][j].stt_min = output.prop[idx].stt_min;
+ config_store.prop[i][j].stt_skin_temp[STT_TEMP_APU] =
+ output.prop[idx].stt_skin_temp[STT_TEMP_APU];
+ config_store.prop[i][j].stt_skin_temp[STT_TEMP_HS2] =
+ output.prop[idx].stt_skin_temp[STT_TEMP_HS2];
+ config_store.prop[i][j].fan_id = output.prop[idx].fan_id;
+ idx++;
+ }
+ }
+}
+
+void amd_pmf_update_slider(struct amd_pmf_dev *dev, bool op, int idx,
+ struct amd_pmf_static_slider_granular *table)
+{
+ int src = amd_pmf_get_power_source();
+
+ if (op == SLIDER_OP_SET) {
+ amd_pmf_send_cmd(dev, SET_SPL, false, config_store.prop[src][idx].spl, NULL);
+ amd_pmf_send_cmd(dev, SET_FPPT, false, config_store.prop[src][idx].fppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT, false, config_store.prop[src][idx].sppt, NULL);
+ amd_pmf_send_cmd(dev, SET_SPPT_APU_ONLY, false,
+ config_store.prop[src][idx].sppt_apu_only, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_MIN_LIMIT, false,
+ config_store.prop[src][idx].stt_min, NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_APU, false,
+ config_store.prop[src][idx].stt_skin_temp[STT_TEMP_APU], NULL);
+ amd_pmf_send_cmd(dev, SET_STT_LIMIT_HS2, false,
+ config_store.prop[src][idx].stt_skin_temp[STT_TEMP_HS2], NULL);
+ } else if (op == SLIDER_OP_GET) {
+ amd_pmf_send_cmd(dev, GET_SPL, true, ARG_NONE, &table->prop[src][idx].spl);
+ amd_pmf_send_cmd(dev, GET_FPPT, true, ARG_NONE, &table->prop[src][idx].fppt);
+ amd_pmf_send_cmd(dev, GET_SPPT, true, ARG_NONE, &table->prop[src][idx].sppt);
+ amd_pmf_send_cmd(dev, GET_SPPT_APU_ONLY, true, ARG_NONE,
+ &table->prop[src][idx].sppt_apu_only);
+ amd_pmf_send_cmd(dev, GET_STT_MIN_LIMIT, true, ARG_NONE,
+ &table->prop[src][idx].stt_min);
+ amd_pmf_send_cmd(dev, GET_STT_LIMIT_APU, true, ARG_NONE,
+ (u32 *)&table->prop[src][idx].stt_skin_temp[STT_TEMP_APU]);
+ amd_pmf_send_cmd(dev, GET_STT_LIMIT_HS2, true, ARG_NONE,
+ (u32 *)&table->prop[src][idx].stt_skin_temp[STT_TEMP_HS2]);
+ }
+}
+
+static int amd_pmf_profile_get(struct platform_profile_handler *pprof,
+ enum platform_profile_option *profile)
+{
+ struct amd_pmf_dev *pmf = container_of(pprof, struct amd_pmf_dev, pprof);
+
+ *profile = pmf->current_profile;
+ return 0;
+}
+
+int amd_pmf_get_pprof_modes(struct amd_pmf_dev *pmf)
+{
+ int mode;
+
+ switch (pmf->current_profile) {
+ case PLATFORM_PROFILE_PERFORMANCE:
+ mode = POWER_MODE_PERFORMANCE;
+ break;
+ case PLATFORM_PROFILE_BALANCED:
+ mode = POWER_MODE_BALANCED_POWER;
+ break;
+ case PLATFORM_PROFILE_LOW_POWER:
+ mode = POWER_MODE_POWER_SAVER;
+ break;
+ default:
+ dev_err(pmf->dev, "Unknown Platform Profile.\n");
+ return -EOPNOTSUPP;
+ }
+
+ return mode;
+}
+
+static int amd_pmf_profile_set(struct platform_profile_handler *pprof,
+ enum platform_profile_option profile)
+{
+ struct amd_pmf_dev *pmf = container_of(pprof, struct amd_pmf_dev, pprof);
+ int mode;
+
+ pmf->current_profile = profile;
+ mode = amd_pmf_get_pprof_modes(pmf);
+ if (mode < 0)
+ return mode;
+
+ amd_pmf_update_slider(pmf, SLIDER_OP_SET, mode, NULL);
+ return 0;
+}
+
+int amd_pmf_init_sps(struct amd_pmf_dev *dev)
+{
+ int err;
+
+ dev->current_profile = PLATFORM_PROFILE_BALANCED;
+ amd_pmf_load_defaults_sps(dev);
+
+ dev->pprof.profile_get = amd_pmf_profile_get;
+ dev->pprof.profile_set = amd_pmf_profile_set;
+
+ /* Setup supported modes */
+ set_bit(PLATFORM_PROFILE_LOW_POWER, dev->pprof.choices);
+ set_bit(PLATFORM_PROFILE_BALANCED, dev->pprof.choices);
+ set_bit(PLATFORM_PROFILE_PERFORMANCE, dev->pprof.choices);
+
+ /* Create platform_profile structure and register */
+ err = platform_profile_register(&dev->pprof);
+ if (err)
+ dev_err(dev->dev, "Failed to register SPS support, this is most likely an SBIOS bug: %d\n",
+ err);
+
+ return err;
+}
+
+void amd_pmf_deinit_sps(struct amd_pmf_dev *dev)
+{
+ platform_profile_remove();
+}
diff --git a/drivers/platform/x86/amilo-rfkill.c b/drivers/platform/x86/amilo-rfkill.c
index 493e169c8f61..3e313c4d538d 100644
--- a/drivers/platform/x86/amilo-rfkill.c
+++ b/drivers/platform/x86/amilo-rfkill.c
@@ -150,7 +150,8 @@ static int __init amilo_rfkill_init(void)
if (rc)
return rc;
- amilo_rfkill_pdev = platform_device_register_simple(KBUILD_MODNAME, -1,
+ amilo_rfkill_pdev = platform_device_register_simple(KBUILD_MODNAME,
+ PLATFORM_DEVID_NONE,
NULL, 0);
if (IS_ERR(amilo_rfkill_pdev)) {
rc = PTR_ERR(amilo_rfkill_pdev);
diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index ffe98a18440b..ca33df7ea550 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -21,7 +21,6 @@
#include <linux/delay.h>
#include <linux/pci.h>
#include <linux/vga_switcheroo.h>
-#include <acpi/video.h>
#include <asm/io.h>
/**
@@ -694,7 +693,6 @@ static int gmux_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
* backlight control and supports more levels than other options.
* Disable the other backlight choices.
*/
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
apple_bl_unregister();
gmux_data->power_state = VGA_SWITCHEROO_ON;
@@ -804,7 +802,6 @@ static void gmux_remove(struct pnp_dev *pnp)
apple_gmux_data = NULL;
kfree(gmux_data);
- acpi_video_register();
apple_bl_register();
}
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 4d2d32bfbe2a..47b2f8bb6fb5 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -1633,7 +1633,7 @@ static int asus_platform_init(struct asus_laptop *asus)
{
int result;
- asus->platform_device = platform_device_alloc(ASUS_LAPTOP_FILE, -1);
+ asus->platform_device = platform_device_alloc(ASUS_LAPTOP_FILE, PLATFORM_DEVID_NONE);
if (!asus->platform_device)
return -ENOMEM;
platform_set_drvdata(asus->platform_device, asus);
diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
index 478dd300b9c9..613c45c9fbe3 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -43,7 +43,7 @@ MODULE_PARM_DESC(wapf, "WAPF value");
static int tablet_mode_sw = -1;
module_param(tablet_mode_sw, uint, 0444);
-MODULE_PARM_DESC(tablet_mode_sw, "Tablet mode detect: -1:auto 0:disable 1:kbd-dock 2:lid-flip");
+MODULE_PARM_DESC(tablet_mode_sw, "Tablet mode detect: -1:auto 0:disable 1:kbd-dock 2:lid-flip 3:lid-flip-rog");
static struct quirk_entry *quirks;
@@ -79,12 +79,10 @@ static struct quirk_entry quirk_asus_q500a = {
/*
* For those machines that need software to control bt/wifi status
- * and can't adjust brightness through ACPI interface
* and have duplicate events(ACPI and WMI) for display toggle
*/
static struct quirk_entry quirk_asus_x55u = {
.wapf = 4,
- .wmi_backlight_power = true,
.wmi_backlight_set_devstate = true,
.no_display_toggle = true,
};
@@ -99,11 +97,6 @@ static struct quirk_entry quirk_asus_x200ca = {
.wmi_backlight_set_devstate = true,
};
-static struct quirk_entry quirk_asus_ux303ub = {
- .wmi_backlight_native = true,
- .wmi_backlight_set_devstate = true,
-};
-
static struct quirk_entry quirk_asus_x550lb = {
.wmi_backlight_set_devstate = true,
.xusb2pr = 0x01D9,
@@ -115,12 +108,17 @@ static struct quirk_entry quirk_asus_forceals = {
};
static struct quirk_entry quirk_asus_use_kbd_dock_devid = {
- .use_kbd_dock_devid = true,
+ .tablet_switch_mode = asus_wmi_kbd_dock_devid,
};
static struct quirk_entry quirk_asus_use_lid_flip_devid = {
.wmi_backlight_set_devstate = true,
- .use_lid_flip_devid = true,
+ .tablet_switch_mode = asus_wmi_lid_flip_devid,
+};
+
+static struct quirk_entry quirk_asus_tablet_mode = {
+ .wmi_backlight_set_devstate = true,
+ .tablet_switch_mode = asus_wmi_lid_flip_rog_devid,
};
static int dmi_matched(const struct dmi_system_id *dmi)
@@ -147,11 +145,6 @@ static const struct dmi_system_id asus_quirks[] = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
},
- /*
- * Note this machine has a Brazos APU, and most Brazos Asus
- * machines need quirk_asus_x55u / wmi_backlight_power but
- * here acpi-video seems to work fine for backlight control.
- */
.driver_data = &quirk_asus_wapf4,
},
{
@@ -381,15 +374,6 @@ static const struct dmi_system_id asus_quirks[] = {
},
{
.callback = dmi_matched,
- .ident = "ASUSTeK COMPUTER INC. UX303UB",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
- },
- .driver_data = &quirk_asus_ux303ub,
- },
- {
- .callback = dmi_matched,
.ident = "ASUSTeK COMPUTER INC. UX330UAK",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
@@ -471,6 +455,15 @@ static const struct dmi_system_id asus_quirks[] = {
},
.driver_data = &quirk_asus_use_lid_flip_devid,
},
+ {
+ .callback = dmi_matched,
+ .ident = "ASUS ROG FLOW X13",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GV301Q"),
+ },
+ .driver_data = &quirk_asus_tablet_mode,
+ },
{},
};
@@ -490,20 +483,8 @@ static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver)
else
wapf = quirks->wapf;
- switch (tablet_mode_sw) {
- case 0:
- quirks->use_kbd_dock_devid = false;
- quirks->use_lid_flip_devid = false;
- break;
- case 1:
- quirks->use_kbd_dock_devid = true;
- quirks->use_lid_flip_devid = false;
- break;
- case 2:
- quirks->use_kbd_dock_devid = false;
- quirks->use_lid_flip_devid = true;
- break;
- }
+ if (tablet_mode_sw != -1)
+ quirks->tablet_switch_mode = tablet_mode_sw;
if (quirks->i8042_filter) {
ret = i8042_install_filter(quirks->i8042_filter);
@@ -575,12 +556,14 @@ static const struct key_entry asus_nb_wmi_keymap[] = {
{ KE_KEY, 0xA5, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + HDMI */
{ KE_KEY, 0xA6, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + HDMI */
{ KE_KEY, 0xA7, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + HDMI */
+ { KE_KEY, 0xAE, { KEY_FN_F5 } }, /* Fn+F5 fan mode on 2020+ */
{ KE_KEY, 0xB3, { KEY_PROG4 } }, /* AURA */
{ KE_KEY, 0xB5, { KEY_CALC } },
{ KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
{ KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
{ KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */
{ KE_KEY, 0xFA, { KEY_PROG2 } }, /* Lid flip action */
+ { KE_KEY, 0xBD, { KEY_PROG2 } }, /* Lid flip action on ROG xflow laptops */
{ KE_END, 0},
};
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index eec7d0ed7cf2..6e8e093f96b3 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -68,9 +68,11 @@ module_param(fnlock_default, bool, 0444);
#define NOTIFY_KBD_FBM 0x99
#define NOTIFY_KBD_TTP 0xae
#define NOTIFY_LID_FLIP 0xfa
+#define NOTIFY_LID_FLIP_ROG 0xbd
#define ASUS_WMI_FNLOCK_BIOS_DISABLED BIT(0)
+#define ASUS_GPU_FAN_DESC "gpu_fan"
#define ASUS_FAN_DESC "cpu_fan"
#define ASUS_FAN_MFUN 0x13
#define ASUS_FAN_SFUN_READ 0x06
@@ -221,19 +223,25 @@ struct asus_wmi {
struct asus_rfkill gps;
struct asus_rfkill uwb;
+ int tablet_switch_event_code;
+ u32 tablet_switch_dev_id;
+
enum fan_type fan_type;
+ enum fan_type gpu_fan_type;
int fan_pwm_mode;
+ int gpu_fan_pwm_mode;
int agfn_pwm;
bool fan_boost_mode_available;
u8 fan_boost_mode_mask;
u8 fan_boost_mode;
- bool egpu_enable_available; // 0 = enable
- bool egpu_enable;
-
+ bool egpu_enable_available;
bool dgpu_disable_available;
- bool dgpu_disable;
+ bool gpu_mux_mode_available;
+
+ bool kbd_rgb_mode_available;
+ bool kbd_rgb_state_available;
bool throttle_thermal_policy_available;
u8 throttle_thermal_policy_mode;
@@ -249,7 +257,6 @@ struct asus_wmi {
bool battery_rsoc_available;
bool panel_overdrive_available;
- bool panel_overdrive;
struct hotplug_slot hotplug_slot;
struct mutex hotplug_lock;
@@ -486,10 +493,28 @@ static bool asus_wmi_dev_is_present(struct asus_wmi *asus, u32 dev_id)
}
/* Input **********************************************************************/
+static void asus_wmi_tablet_sw_init(struct asus_wmi *asus, u32 dev_id, int event_code)
+{
+ struct device *dev = &asus->platform_device->dev;
+ int result;
+
+ result = asus_wmi_get_devstate_simple(asus, dev_id);
+ if (result >= 0) {
+ input_set_capability(asus->inputdev, EV_SW, SW_TABLET_MODE);
+ input_report_switch(asus->inputdev, SW_TABLET_MODE, result);
+ asus->tablet_switch_dev_id = dev_id;
+ asus->tablet_switch_event_code = event_code;
+ } else if (result == -ENODEV) {
+ dev_err(dev, "This device has tablet-mode-switch quirk but got ENODEV checking it. This is a bug.");
+ } else {
+ dev_err(dev, "Error checking for tablet-mode-switch: %d\n", result);
+ }
+}
static int asus_wmi_input_init(struct asus_wmi *asus)
{
- int err, result;
+ struct device *dev = &asus->platform_device->dev;
+ int err;
asus->inputdev = input_allocate_device();
if (!asus->inputdev)
@@ -498,35 +523,25 @@ static int asus_wmi_input_init(struct asus_wmi *asus)
asus->inputdev->name = asus->driver->input_name;
asus->inputdev->phys = asus->driver->input_phys;
asus->inputdev->id.bustype = BUS_HOST;
- asus->inputdev->dev.parent = &asus->platform_device->dev;
+ asus->inputdev->dev.parent = dev;
set_bit(EV_REP, asus->inputdev->evbit);
err = sparse_keymap_setup(asus->inputdev, asus->driver->keymap, NULL);
if (err)
goto err_free_dev;
- if (asus->driver->quirks->use_kbd_dock_devid) {
- result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_KBD_DOCK);
- if (result >= 0) {
- input_set_capability(asus->inputdev, EV_SW, SW_TABLET_MODE);
- input_report_switch(asus->inputdev, SW_TABLET_MODE, !result);
- } else if (result != -ENODEV) {
- pr_err("Error checking for keyboard-dock: %d\n", result);
- }
- }
-
- if (asus->driver->quirks->use_lid_flip_devid) {
- result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_LID_FLIP);
- if (result < 0)
- asus->driver->quirks->use_lid_flip_devid = 0;
- if (result >= 0) {
- input_set_capability(asus->inputdev, EV_SW, SW_TABLET_MODE);
- input_report_switch(asus->inputdev, SW_TABLET_MODE, result);
- } else if (result == -ENODEV) {
- pr_err("This device has lid_flip quirk but got ENODEV checking it. This is a bug.");
- } else {
- pr_err("Error checking for lid-flip: %d\n", result);
- }
+ switch (asus->driver->quirks->tablet_switch_mode) {
+ case asus_wmi_no_tablet_switch:
+ break;
+ case asus_wmi_kbd_dock_devid:
+ asus_wmi_tablet_sw_init(asus, ASUS_WMI_DEVID_KBD_DOCK, NOTIFY_KBD_DOCK_CHANGE);
+ break;
+ case asus_wmi_lid_flip_devid:
+ asus_wmi_tablet_sw_init(asus, ASUS_WMI_DEVID_LID_FLIP, NOTIFY_LID_FLIP);
+ break;
+ case asus_wmi_lid_flip_rog_devid:
+ asus_wmi_tablet_sw_init(asus, ASUS_WMI_DEVID_LID_FLIP_ROG, NOTIFY_LID_FLIP_ROG);
+ break;
}
err = input_register_device(asus->inputdev);
@@ -550,10 +565,14 @@ static void asus_wmi_input_exit(struct asus_wmi *asus)
/* Tablet mode ****************************************************************/
-static void lid_flip_tablet_mode_get_state(struct asus_wmi *asus)
+static void asus_wmi_tablet_mode_get_state(struct asus_wmi *asus)
{
- int result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_LID_FLIP);
+ int result;
+
+ if (!asus->tablet_switch_dev_id)
+ return;
+ result = asus_wmi_get_devstate_simple(asus, asus->tablet_switch_dev_id);
if (result >= 0) {
input_report_switch(asus->inputdev, SW_TABLET_MODE, result);
input_sync(asus->inputdev);
@@ -561,179 +580,267 @@ static void lid_flip_tablet_mode_get_state(struct asus_wmi *asus)
}
/* dGPU ********************************************************************/
-static int dgpu_disable_check_present(struct asus_wmi *asus)
+static ssize_t dgpu_disable_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
- u32 result;
- int err;
-
- asus->dgpu_disable_available = false;
-
- err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_DGPU, &result);
- if (err) {
- if (err == -ENODEV)
- return 0;
- return err;
- }
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int result;
- if (result & ASUS_WMI_DSTS_PRESENCE_BIT) {
- asus->dgpu_disable_available = true;
- asus->dgpu_disable = result & ASUS_WMI_DSTS_STATUS_BIT;
- }
+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_DGPU);
+ if (result < 0)
+ return result;
- return 0;
+ return sysfs_emit(buf, "%d\n", result);
}
-static int dgpu_disable_write(struct asus_wmi *asus)
+/*
+ * A user may be required to store the value twice, typcial store first, then
+ * rescan PCI bus to activate power, then store a second time to save correctly.
+ * The reason for this is that an extra code path in the ACPI is enabled when
+ * the device and bus are powered.
+ */
+static ssize_t dgpu_disable_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- u32 retval;
- u8 value;
- int err;
+ int result, err;
+ u32 disable;
+
+ struct asus_wmi *asus = dev_get_drvdata(dev);
- /* Don't rely on type conversion */
- value = asus->dgpu_disable ? 1 : 0;
+ result = kstrtou32(buf, 10, &disable);
+ if (result)
+ return result;
+
+ if (disable > 1)
+ return -EINVAL;
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_DGPU, value, &retval);
+ err = asus_wmi_set_devstate(ASUS_WMI_DEVID_DGPU, disable, &result);
if (err) {
pr_warn("Failed to set dgpu disable: %d\n", err);
return err;
}
- if (retval > 1) {
- pr_warn("Failed to set dgpu disable (retval): 0x%x\n", retval);
+ if (result > 1) {
+ pr_warn("Failed to set dgpu disable (result): 0x%x\n", result);
return -EIO;
}
sysfs_notify(&asus->platform_device->dev.kobj, NULL, "dgpu_disable");
- return 0;
+ return count;
}
+static DEVICE_ATTR_RW(dgpu_disable);
-static ssize_t dgpu_disable_show(struct device *dev,
+/* eGPU ********************************************************************/
+static ssize_t egpu_enable_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct asus_wmi *asus = dev_get_drvdata(dev);
- u8 mode = asus->dgpu_disable;
+ int result;
- return sysfs_emit(buf, "%d\n", mode);
+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_EGPU);
+ if (result < 0)
+ return result;
+
+ return sysfs_emit(buf, "%d\n", result);
}
-/*
- * A user may be required to store the value twice, typcial store first, then
- * rescan PCI bus to activate power, then store a second time to save correctly.
- * The reason for this is that an extra code path in the ACPI is enabled when
- * the device and bus are powered.
- */
-static ssize_t dgpu_disable_store(struct device *dev,
+/* The ACPI call to enable the eGPU also disables the internal dGPU */
+static ssize_t egpu_enable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
- bool disable;
- int result;
+ int result, err;
+ u32 enable;
struct asus_wmi *asus = dev_get_drvdata(dev);
- result = kstrtobool(buf, &disable);
- if (result)
- return result;
+ err = kstrtou32(buf, 10, &enable);
+ if (err)
+ return err;
- asus->dgpu_disable = disable;
+ if (enable > 1)
+ return -EINVAL;
- result = dgpu_disable_write(asus);
- if (result)
- return result;
+ err = asus_wmi_set_devstate(ASUS_WMI_DEVID_EGPU, enable, &result);
+ if (err) {
+ pr_warn("Failed to set egpu disable: %d\n", err);
+ return err;
+ }
+
+ if (result > 1) {
+ pr_warn("Failed to set egpu disable (retval): 0x%x\n", result);
+ return -EIO;
+ }
+
+ sysfs_notify(&asus->platform_device->dev.kobj, NULL, "egpu_enable");
return count;
}
+static DEVICE_ATTR_RW(egpu_enable);
-static DEVICE_ATTR_RW(dgpu_disable);
+/* gpu mux switch *************************************************************/
+static ssize_t gpu_mux_mode_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int result;
-/* eGPU ********************************************************************/
-static int egpu_enable_check_present(struct asus_wmi *asus)
+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_GPU_MUX);
+ if (result < 0)
+ return result;
+
+ return sysfs_emit(buf, "%d\n", result);
+}
+
+static ssize_t gpu_mux_mode_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- u32 result;
- int err;
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int result, err;
+ u32 optimus;
- asus->egpu_enable_available = false;
+ err = kstrtou32(buf, 10, &optimus);
+ if (err)
+ return err;
+
+ if (optimus > 1)
+ return -EINVAL;
- err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_EGPU, &result);
+ err = asus_wmi_set_devstate(ASUS_WMI_DEVID_GPU_MUX, optimus, &result);
if (err) {
- if (err == -ENODEV)
- return 0;
+ dev_err(dev, "Failed to set GPU MUX mode: %d\n", err);
return err;
}
-
- if (result & ASUS_WMI_DSTS_PRESENCE_BIT) {
- asus->egpu_enable_available = true;
- asus->egpu_enable = result & ASUS_WMI_DSTS_STATUS_BIT;
+ /* !1 is considered a fail by ASUS */
+ if (result != 1) {
+ dev_warn(dev, "Failed to set GPU MUX mode (result): 0x%x\n", result);
+ return -EIO;
}
- return 0;
+ sysfs_notify(&asus->platform_device->dev.kobj, NULL, "gpu_mux_mode");
+
+ return count;
}
+static DEVICE_ATTR_RW(gpu_mux_mode);
-static int egpu_enable_write(struct asus_wmi *asus)
+/* TUF Laptop Keyboard RGB Modes **********************************************/
+static ssize_t kbd_rgb_mode_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- u32 retval;
- u8 value;
+ u32 cmd, mode, r, g, b, speed;
int err;
- /* Don't rely on type conversion */
- value = asus->egpu_enable ? 1 : 0;
+ if (sscanf(buf, "%d %d %d %d %d %d", &cmd, &mode, &r, &g, &b, &speed) != 6)
+ return -EINVAL;
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_EGPU, value, &retval);
+ cmd = !!cmd;
- if (err) {
- pr_warn("Failed to set egpu disable: %d\n", err);
- return err;
- }
+ /* These are the known usable modes across all TUF/ROG */
+ if (mode >= 12 || mode == 9)
+ mode = 10;
- if (retval > 1) {
- pr_warn("Failed to set egpu disable (retval): 0x%x\n", retval);
- return -EIO;
+ switch (speed) {
+ case 0:
+ speed = 0xe1;
+ break;
+ case 1:
+ speed = 0xeb;
+ break;
+ case 2:
+ speed = 0xf5;
+ break;
+ default:
+ speed = 0xeb;
}
- sysfs_notify(&asus->platform_device->dev.kobj, NULL, "egpu_enable");
+ err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS, ASUS_WMI_DEVID_TUF_RGB_MODE,
+ cmd | (mode << 8) | (r << 16) | (g << 24), b | (speed << 8), NULL);
+ if (err)
+ return err;
- return 0;
+ return count;
}
+static DEVICE_ATTR_WO(kbd_rgb_mode);
-static ssize_t egpu_enable_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t kbd_rgb_mode_index_show(struct device *device,
+ struct device_attribute *attr,
+ char *buf)
{
- struct asus_wmi *asus = dev_get_drvdata(dev);
- bool mode = asus->egpu_enable;
-
- return sysfs_emit(buf, "%d\n", mode);
+ return sysfs_emit(buf, "%s\n", "cmd mode red green blue speed");
}
+static DEVICE_ATTR_RO(kbd_rgb_mode_index);
-/* The ACPI call to enable the eGPU also disables the internal dGPU */
-static ssize_t egpu_enable_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- bool enable;
- int result;
-
- struct asus_wmi *asus = dev_get_drvdata(dev);
+static struct attribute *kbd_rgb_mode_attrs[] = {
+ &dev_attr_kbd_rgb_mode.attr,
+ &dev_attr_kbd_rgb_mode_index.attr,
+ NULL,
+};
- result = kstrtobool(buf, &enable);
- if (result)
- return result;
+static const struct attribute_group kbd_rgb_mode_group = {
+ .attrs = kbd_rgb_mode_attrs,
+};
- asus->egpu_enable = enable;
+/* TUF Laptop Keyboard RGB State **********************************************/
+static ssize_t kbd_rgb_state_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ u32 flags, cmd, boot, awake, sleep, keyboard;
+ int err;
- result = egpu_enable_write(asus);
- if (result)
- return result;
+ if (sscanf(buf, "%d %d %d %d %d", &cmd, &boot, &awake, &sleep, &keyboard) != 5)
+ return -EINVAL;
- /* Ensure that the kernel status of dgpu is updated */
- result = dgpu_disable_check_present(asus);
- if (result)
- return result;
+ if (cmd)
+ cmd = BIT(2);
+
+ flags = 0;
+ if (boot)
+ flags |= BIT(1);
+ if (awake)
+ flags |= BIT(3);
+ if (sleep)
+ flags |= BIT(5);
+ if (keyboard)
+ flags |= BIT(7);
+
+ /* 0xbd is the required default arg0 for the method. Nothing happens otherwise */
+ err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS,
+ ASUS_WMI_DEVID_TUF_RGB_STATE, 0xbd | cmd << 8 | (flags << 16), 0, NULL);
+ if (err)
+ return err;
return count;
}
+static DEVICE_ATTR_WO(kbd_rgb_state);
-static DEVICE_ATTR_RW(egpu_enable);
+static ssize_t kbd_rgb_state_index_show(struct device *device,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return sysfs_emit(buf, "%s\n", "cmd boot awake sleep keyboard");
+}
+static DEVICE_ATTR_RO(kbd_rgb_state_index);
+
+static struct attribute *kbd_rgb_state_attrs[] = {
+ &dev_attr_kbd_rgb_state.attr,
+ &dev_attr_kbd_rgb_state_index.attr,
+ NULL,
+};
+
+static const struct attribute_group kbd_rgb_state_group = {
+ .attrs = kbd_rgb_state_attrs,
+};
+
+static const struct attribute_group *kbd_rgb_mode_groups[] = {
+ NULL,
+ NULL,
+ NULL,
+};
/* Battery ********************************************************************/
@@ -771,7 +878,7 @@ static ssize_t charge_control_end_threshold_show(struct device *device,
struct device_attribute *attr,
char *buf)
{
- return sprintf(buf, "%d\n", charge_end_threshold);
+ return sysfs_emit(buf, "%d\n", charge_end_threshold);
}
static DEVICE_ATTR_RW(charge_control_end_threshold);
@@ -1053,7 +1160,12 @@ static void asus_wmi_led_exit(struct asus_wmi *asus)
static int asus_wmi_led_init(struct asus_wmi *asus)
{
- int rv = 0, led_val;
+ int rv = 0, num_rgb_groups = 0, led_val;
+
+ if (asus->kbd_rgb_mode_available)
+ kbd_rgb_mode_groups[num_rgb_groups++] = &kbd_rgb_mode_group;
+ if (asus->kbd_rgb_state_available)
+ kbd_rgb_mode_groups[num_rgb_groups++] = &kbd_rgb_state_group;
asus->led_workqueue = create_singlethread_workqueue("led_workqueue");
if (!asus->led_workqueue)
@@ -1081,6 +1193,9 @@ static int asus_wmi_led_init(struct asus_wmi *asus)
asus->kbd_led.brightness_get = kbd_led_get;
asus->kbd_led.max_brightness = 3;
+ if (num_rgb_groups != 0)
+ asus->kbd_led.groups = kbd_rgb_mode_groups;
+
rv = led_classdev_register(&asus->platform_device->dev,
&asus->kbd_led);
if (rv)
@@ -1555,84 +1670,51 @@ exit:
}
/* Panel Overdrive ************************************************************/
-static int panel_od_check_present(struct asus_wmi *asus)
-{
- u32 result;
- int err;
-
- asus->panel_overdrive_available = false;
-
- err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_PANEL_OD, &result);
- if (err) {
- if (err == -ENODEV)
- return 0;
- return err;
- }
-
- if (result & ASUS_WMI_DSTS_PRESENCE_BIT) {
- asus->panel_overdrive_available = true;
- asus->panel_overdrive = result & ASUS_WMI_DSTS_STATUS_BIT;
- }
-
- return 0;
-}
-
-static int panel_od_write(struct asus_wmi *asus)
-{
- u32 retval;
- u8 value;
- int err;
-
- /* Don't rely on type conversion */
- value = asus->panel_overdrive ? 1 : 0;
-
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_PANEL_OD, value, &retval);
-
- if (err) {
- pr_warn("Failed to set panel overdrive: %d\n", err);
- return err;
- }
-
- if (retval > 1) {
- pr_warn("Failed to set panel overdrive (retval): 0x%x\n", retval);
- return -EIO;
- }
-
- sysfs_notify(&asus->platform_device->dev.kobj, NULL, "panel_od");
-
- return 0;
-}
-
static ssize_t panel_od_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct asus_wmi *asus = dev_get_drvdata(dev);
+ int result;
+
+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_PANEL_OD);
+ if (result < 0)
+ return result;
- return sysfs_emit(buf, "%d\n", asus->panel_overdrive);
+ return sysfs_emit(buf, "%d\n", result);
}
static ssize_t panel_od_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
- bool overdrive;
- int result;
+ int result, err;
+ u32 overdrive;
struct asus_wmi *asus = dev_get_drvdata(dev);
- result = kstrtobool(buf, &overdrive);
+ result = kstrtou32(buf, 10, &overdrive);
if (result)
return result;
- asus->panel_overdrive = overdrive;
- result = panel_od_write(asus);
+ if (overdrive > 1)
+ return -EINVAL;
- if (result)
- return result;
+ err = asus_wmi_set_devstate(ASUS_WMI_DEVID_PANEL_OD, overdrive, &result);
+
+ if (err) {
+ pr_warn("Failed to set panel overdrive: %d\n", err);
+ return err;
+ }
+
+ if (result > 1) {
+ pr_warn("Failed to set panel overdrive (result): 0x%x\n", result);
+ return -EIO;
+ }
+
+ sysfs_notify(&asus->platform_device->dev.kobj, NULL, "panel_od");
return count;
}
-
static DEVICE_ATTR_RW(panel_od);
/* Quirks *********************************************************************/
@@ -1782,6 +1864,18 @@ static int asus_fan_set_auto(struct asus_wmi *asus)
return -ENXIO;
}
+ /*
+ * Modern models like the G713 also have GPU fan control (this is not AGFN)
+ */
+ if (asus->gpu_fan_type == FAN_TYPE_SPEC83) {
+ status = asus_wmi_set_devstate(ASUS_WMI_DEVID_GPU_FAN_CTRL,
+ 0, &retval);
+ if (status)
+ return status;
+
+ if (retval != 1)
+ return -EIO;
+ }
return 0;
}
@@ -1819,7 +1913,7 @@ static ssize_t pwm1_show(struct device *dev,
value = -1;
}
- return sprintf(buf, "%d\n", value);
+ return sysfs_emit(buf, "%d\n", value);
}
static ssize_t pwm1_store(struct device *dev,
@@ -1879,7 +1973,7 @@ static ssize_t fan1_input_show(struct device *dev,
return -ENXIO;
}
- return sprintf(buf, "%d\n", value < 0 ? -1 : value*100);
+ return sysfs_emit(buf, "%d\n", value < 0 ? -1 : value * 100);
}
static ssize_t pwm1_enable_show(struct device *dev,
@@ -1897,7 +1991,7 @@ static ssize_t pwm1_enable_show(struct device *dev,
* in practice on X532FL at least (the bit is always 0) and there's
* also nothing in the DSDT to indicate that this behaviour exists.
*/
- return sprintf(buf, "%d\n", asus->fan_pwm_mode);
+ return sysfs_emit(buf, "%d\n", asus->fan_pwm_mode);
}
static ssize_t pwm1_enable_store(struct device *dev,
@@ -1965,7 +2059,7 @@ static ssize_t fan1_label_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- return sprintf(buf, "%s\n", ASUS_FAN_DESC);
+ return sysfs_emit(buf, "%s\n", ASUS_FAN_DESC);
}
static ssize_t asus_hwmon_temp1(struct device *dev,
@@ -1984,11 +2078,86 @@ static ssize_t asus_hwmon_temp1(struct device *dev,
deci_kelvin_to_millicelsius(value & 0xFFFF));
}
+/* GPU fan on modern ROG laptops */
+static ssize_t fan2_input_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int value;
+ int ret;
+
+ ret = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_GPU_FAN_CTRL, &value);
+ if (ret < 0)
+ return ret;
+
+ value &= 0xffff;
+
+ return sysfs_emit(buf, "%d\n", value * 100);
+}
+
+static ssize_t fan2_label_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return sysfs_emit(buf, "%s\n", ASUS_GPU_FAN_DESC);
+}
+
+static ssize_t pwm2_enable_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+
+ return sysfs_emit(buf, "%d\n", asus->gpu_fan_pwm_mode);
+}
+
+static ssize_t pwm2_enable_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int state;
+ int value;
+ int ret;
+ u32 retval;
+
+ ret = kstrtouint(buf, 10, &state);
+ if (ret)
+ return ret;
+
+ switch (state) { /* standard documented hwmon values */
+ case ASUS_FAN_CTRL_FULLSPEED:
+ value = 1;
+ break;
+ case ASUS_FAN_CTRL_AUTO:
+ value = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ ret = asus_wmi_set_devstate(ASUS_WMI_DEVID_GPU_FAN_CTRL,
+ value, &retval);
+ if (ret)
+ return ret;
+
+ if (retval != 1)
+ return -EIO;
+
+ asus->gpu_fan_pwm_mode = state;
+ return count;
+}
+
/* Fan1 */
static DEVICE_ATTR_RW(pwm1);
static DEVICE_ATTR_RW(pwm1_enable);
static DEVICE_ATTR_RO(fan1_input);
static DEVICE_ATTR_RO(fan1_label);
+/* Fan2 - GPU fan */
+static DEVICE_ATTR_RW(pwm2_enable);
+static DEVICE_ATTR_RO(fan2_input);
+static DEVICE_ATTR_RO(fan2_label);
/* Temperature */
static DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL);
@@ -1996,8 +2165,11 @@ static DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL);
static struct attribute *hwmon_attributes[] = {
&dev_attr_pwm1.attr,
&dev_attr_pwm1_enable.attr,
+ &dev_attr_pwm2_enable.attr,
&dev_attr_fan1_input.attr,
&dev_attr_fan1_label.attr,
+ &dev_attr_fan2_input.attr,
+ &dev_attr_fan2_label.attr,
&dev_attr_temp1_input.attr,
NULL
@@ -2006,7 +2178,7 @@ static struct attribute *hwmon_attributes[] = {
static umode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
struct attribute *attr, int idx)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct asus_wmi *asus = dev_get_drvdata(dev->parent);
u32 value = ASUS_WMI_UNSUPPORTED_METHOD;
@@ -2018,6 +2190,11 @@ static umode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
|| attr == &dev_attr_pwm1_enable.attr) {
if (asus->fan_type == FAN_TYPE_NONE)
return 0;
+ } else if (attr == &dev_attr_fan2_input.attr
+ || attr == &dev_attr_fan2_label.attr
+ || attr == &dev_attr_pwm2_enable.attr) {
+ if (asus->gpu_fan_type == FAN_TYPE_NONE)
+ return 0;
} else if (attr == &dev_attr_temp1_input.attr) {
int err = asus_wmi_get_devstate(asus,
ASUS_WMI_DEVID_THERMAL_CTRL,
@@ -2060,6 +2237,7 @@ static int asus_wmi_hwmon_init(struct asus_wmi *asus)
static int asus_wmi_fan_init(struct asus_wmi *asus)
{
+ asus->gpu_fan_type = FAN_TYPE_NONE;
asus->fan_type = FAN_TYPE_NONE;
asus->agfn_pwm = -1;
@@ -2068,6 +2246,10 @@ static int asus_wmi_fan_init(struct asus_wmi *asus)
else if (asus_wmi_has_agfn_fan(asus))
asus->fan_type = FAN_TYPE_AGFN;
+ /* Modern models like G713 also have GPU fan control */
+ if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_GPU_FAN_CTRL))
+ asus->gpu_fan_type = FAN_TYPE_SPEC83;
+
if (asus->fan_type == FAN_TYPE_NONE)
return -ENODEV;
@@ -2158,7 +2340,7 @@ static ssize_t fan_boost_mode_show(struct device *dev,
{
struct asus_wmi *asus = dev_get_drvdata(dev);
- return scnprintf(buf, PAGE_SIZE, "%d\n", asus->fan_boost_mode);
+ return sysfs_emit(buf, "%d\n", asus->fan_boost_mode);
}
static ssize_t fan_boost_mode_store(struct device *dev,
@@ -2710,7 +2892,7 @@ static ssize_t throttle_thermal_policy_show(struct device *dev,
struct asus_wmi *asus = dev_get_drvdata(dev);
u8 mode = asus->throttle_thermal_policy_mode;
- return scnprintf(buf, PAGE_SIZE, "%d\n", mode);
+ return sysfs_emit(buf, "%d\n", mode);
}
static ssize_t throttle_thermal_policy_store(struct device *dev,
@@ -3062,9 +3244,7 @@ static void asus_wmi_handle_event_code(int code, struct asus_wmi *asus)
{
unsigned int key_value = 1;
bool autorelease = 1;
- int result, orig_code;
-
- orig_code = code;
+ int orig_code = code;
if (asus->driver->key_filter) {
asus->driver->key_filter(asus->driver, &code, &key_value,
@@ -3107,30 +3287,18 @@ static void asus_wmi_handle_event_code(int code, struct asus_wmi *asus)
return;
}
- if (asus->driver->quirks->use_kbd_dock_devid && code == NOTIFY_KBD_DOCK_CHANGE) {
- result = asus_wmi_get_devstate_simple(asus,
- ASUS_WMI_DEVID_KBD_DOCK);
- if (result >= 0) {
- input_report_switch(asus->inputdev, SW_TABLET_MODE,
- !result);
- input_sync(asus->inputdev);
- }
- return;
- }
-
- if (asus->driver->quirks->use_lid_flip_devid && code == NOTIFY_LID_FLIP) {
- lid_flip_tablet_mode_get_state(asus);
+ if (code == asus->tablet_switch_event_code) {
+ asus_wmi_tablet_mode_get_state(asus);
return;
}
- if (asus->fan_boost_mode_available && code == NOTIFY_KBD_FBM) {
- fan_boost_mode_switch_next(asus);
+ if (code == NOTIFY_KBD_FBM || code == NOTIFY_KBD_TTP) {
+ if (asus->fan_boost_mode_available)
+ fan_boost_mode_switch_next(asus);
+ if (asus->throttle_thermal_policy_available)
+ throttle_thermal_policy_switch_next(asus);
return;
- }
- if (asus->throttle_thermal_policy_available && code == NOTIFY_KBD_TTP) {
- throttle_thermal_policy_switch_next(asus);
- return;
}
if (is_display_toggle(code) && asus->driver->quirks->no_display_toggle)
@@ -3282,6 +3450,7 @@ static struct attribute *platform_attributes[] = {
&dev_attr_touchpad.attr,
&dev_attr_egpu_enable.attr,
&dev_attr_dgpu_disable.attr,
+ &dev_attr_gpu_mux_mode.attr,
&dev_attr_lid_resume.attr,
&dev_attr_als_enable.attr,
&dev_attr_fan_boost_mode.attr,
@@ -3293,7 +3462,7 @@ static struct attribute *platform_attributes[] = {
static umode_t asus_sysfs_is_visible(struct kobject *kobj,
struct attribute *attr, int idx)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct asus_wmi *asus = dev_get_drvdata(dev);
bool ok = true;
int devid = -1;
@@ -3312,6 +3481,8 @@ static umode_t asus_sysfs_is_visible(struct kobject *kobj,
ok = asus->egpu_enable_available;
else if (attr == &dev_attr_dgpu_disable.attr)
ok = asus->dgpu_disable_available;
+ else if (attr == &dev_attr_gpu_mux_mode.attr)
+ ok = asus->gpu_mux_mode_available;
else if (attr == &dev_attr_fan_boost_mode.attr)
ok = asus->fan_boost_mode_available;
else if (attr == &dev_attr_throttle_thermal_policy.attr)
@@ -3552,7 +3723,6 @@ static int asus_wmi_add(struct platform_device *pdev)
struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver);
struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv);
struct asus_wmi *asus;
- const char *chassis_type;
acpi_status status;
int err;
u32 result;
@@ -3573,13 +3743,12 @@ static int asus_wmi_add(struct platform_device *pdev)
if (err)
goto fail_platform;
- err = egpu_enable_check_present(asus);
- if (err)
- goto fail_egpu_enable;
-
- err = dgpu_disable_check_present(asus);
- if (err)
- goto fail_dgpu_disable;
+ asus->egpu_enable_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_EGPU);
+ asus->dgpu_disable_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_DGPU);
+ asus->gpu_mux_mode_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_GPU_MUX);
+ asus->kbd_rgb_mode_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_TUF_RGB_MODE);
+ asus->kbd_rgb_state_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_TUF_RGB_STATE);
+ asus->panel_overdrive_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_PANEL_OD);
err = fan_boost_mode_check_present(asus);
if (err)
@@ -3595,10 +3764,6 @@ static int asus_wmi_add(struct platform_device *pdev)
if (err)
goto fail_platform_profile_setup;
- err = panel_od_check_present(asus);
- if (err)
- goto fail_panel_od;
-
err = asus_wmi_sysfs_init(asus->platform_device);
if (err)
goto fail_sysfs;
@@ -3634,18 +3799,6 @@ static int asus_wmi_add(struct platform_device *pdev)
if (asus->driver->quirks->wmi_force_als_set)
asus_wmi_set_als();
- /* Some Asus desktop boards export an acpi-video backlight interface,
- stop this from showing up */
- chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
- if (chassis_type && !strcmp(chassis_type, "3"))
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
-
- if (asus->driver->quirks->wmi_backlight_power)
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
-
- if (asus->driver->quirks->wmi_backlight_native)
- acpi_video_set_dmi_backlight_type(acpi_backlight_native);
-
if (asus->driver->quirks->xusb2pr)
asus_wmi_set_xusb2pr(asus);
@@ -3693,10 +3846,7 @@ fail_platform_profile_setup:
if (asus->platform_profile_support)
platform_profile_remove();
fail_fan_boost_mode:
-fail_egpu_enable:
-fail_dgpu_disable:
fail_platform:
-fail_panel_od:
kfree(asus);
return err;
}
@@ -3755,9 +3905,7 @@ static int asus_hotk_resume(struct device *device)
if (asus_wmi_has_fnlock_key(asus))
asus_wmi_fnlock_update(asus);
- if (asus->driver->quirks->use_lid_flip_devid)
- lid_flip_tablet_mode_get_state(asus);
-
+ asus_wmi_tablet_mode_get_state(asus);
return 0;
}
@@ -3797,9 +3945,7 @@ static int asus_hotk_restore(struct device *device)
if (asus_wmi_has_fnlock_key(asus))
asus_wmi_fnlock_update(asus);
- if (asus->driver->quirks->use_lid_flip_devid)
- lid_flip_tablet_mode_get_state(asus);
-
+ asus_wmi_tablet_mode_get_state(asus);
return 0;
}
diff --git a/drivers/platform/x86/asus-wmi.h b/drivers/platform/x86/asus-wmi.h
index b302415bf1d9..65316998b898 100644
--- a/drivers/platform/x86/asus-wmi.h
+++ b/drivers/platform/x86/asus-wmi.h
@@ -25,16 +25,20 @@ struct module;
struct key_entry;
struct asus_wmi;
+enum asus_wmi_tablet_switch_mode {
+ asus_wmi_no_tablet_switch,
+ asus_wmi_kbd_dock_devid,
+ asus_wmi_lid_flip_devid,
+ asus_wmi_lid_flip_rog_devid,
+};
+
struct quirk_entry {
bool hotplug_wireless;
bool scalar_panel_brightness;
bool store_backlight_power;
- bool wmi_backlight_power;
- bool wmi_backlight_native;
bool wmi_backlight_set_devstate;
bool wmi_force_als_set;
- bool use_kbd_dock_devid;
- bool use_lid_flip_devid;
+ enum asus_wmi_tablet_switch_mode tablet_switch_mode;
int wapf;
/*
* For machines with AMD graphic chips, it will send out WMI event
diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c
index 0942f50bd793..e10d2f64dfad 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -721,16 +721,6 @@ static struct attribute *compal_hwmon_attrs[] = {
};
ATTRIBUTE_GROUPS(compal_hwmon);
-static int compal_probe(struct platform_device *);
-static int compal_remove(struct platform_device *);
-static struct platform_driver compal_driver = {
- .driver = {
- .name = DRIVER_NAME,
- },
- .probe = compal_probe,
- .remove = compal_remove,
-};
-
static enum power_supply_property compal_bat_properties[] = {
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_HEALTH,
@@ -965,6 +955,80 @@ err_wifi:
return ret;
}
+static int compal_probe(struct platform_device *pdev)
+{
+ int err;
+ struct compal_data *data;
+ struct device *hwmon_dev;
+ struct power_supply_config psy_cfg = {};
+
+ if (!extra_features)
+ return 0;
+
+ /* Fan control */
+ data = devm_kzalloc(&pdev->dev, sizeof(struct compal_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ initialize_fan_control_data(data);
+
+ err = sysfs_create_group(&pdev->dev.kobj, &compal_platform_attr_group);
+ if (err)
+ return err;
+
+ hwmon_dev = devm_hwmon_device_register_with_groups(&pdev->dev,
+ "compal", data,
+ compal_hwmon_groups);
+ if (IS_ERR(hwmon_dev)) {
+ err = PTR_ERR(hwmon_dev);
+ goto remove;
+ }
+
+ /* Power supply */
+ initialize_power_supply_data(data);
+ psy_cfg.drv_data = data;
+ data->psy = power_supply_register(&compal_device->dev, &psy_bat_desc,
+ &psy_cfg);
+ if (IS_ERR(data->psy)) {
+ err = PTR_ERR(data->psy);
+ goto remove;
+ }
+
+ platform_set_drvdata(pdev, data);
+
+ return 0;
+
+remove:
+ sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
+ return err;
+}
+
+static int compal_remove(struct platform_device *pdev)
+{
+ struct compal_data *data;
+
+ if (!extra_features)
+ return 0;
+
+ pr_info("Unloading: resetting fan control to motherboard\n");
+ pwm_disable_control();
+
+ data = platform_get_drvdata(pdev);
+ power_supply_unregister(data->psy);
+
+ sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
+
+ return 0;
+}
+
+static struct platform_driver compal_driver = {
+ .driver = {
+ .name = DRIVER_NAME,
+ },
+ .probe = compal_probe,
+ .remove = compal_remove,
+};
+
static int __init compal_init(void)
{
int ret;
@@ -996,7 +1060,7 @@ static int __init compal_init(void)
if (ret)
goto err_backlight;
- compal_device = platform_device_alloc(DRIVER_NAME, -1);
+ compal_device = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
if (!compal_device) {
ret = -ENOMEM;
goto err_platform_driver;
@@ -1028,54 +1092,6 @@ err_backlight:
return ret;
}
-static int compal_probe(struct platform_device *pdev)
-{
- int err;
- struct compal_data *data;
- struct device *hwmon_dev;
- struct power_supply_config psy_cfg = {};
-
- if (!extra_features)
- return 0;
-
- /* Fan control */
- data = devm_kzalloc(&pdev->dev, sizeof(struct compal_data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
- initialize_fan_control_data(data);
-
- err = sysfs_create_group(&pdev->dev.kobj, &compal_platform_attr_group);
- if (err)
- return err;
-
- hwmon_dev = devm_hwmon_device_register_with_groups(&pdev->dev,
- "compal", data,
- compal_hwmon_groups);
- if (IS_ERR(hwmon_dev)) {
- err = PTR_ERR(hwmon_dev);
- goto remove;
- }
-
- /* Power supply */
- initialize_power_supply_data(data);
- psy_cfg.drv_data = data;
- data->psy = power_supply_register(&compal_device->dev, &psy_bat_desc,
- &psy_cfg);
- if (IS_ERR(data->psy)) {
- err = PTR_ERR(data->psy);
- goto remove;
- }
-
- platform_set_drvdata(pdev, data);
-
- return 0;
-
-remove:
- sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
- return err;
-}
-
static void __exit compal_cleanup(void)
{
platform_device_unregister(compal_device);
@@ -1089,25 +1105,6 @@ static void __exit compal_cleanup(void)
pr_info("Driver unloaded\n");
}
-static int compal_remove(struct platform_device *pdev)
-{
- struct compal_data *data;
-
- if (!extra_features)
- return 0;
-
- pr_info("Unloading: resetting fan control to motherboard\n");
- pwm_disable_control();
-
- data = platform_get_drvdata(pdev);
- power_supply_unregister(data->psy);
-
- sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
-
- return 0;
-}
-
-
module_init(compal_init);
module_exit(compal_cleanup);
diff --git a/drivers/platform/x86/dell/alienware-wmi.c b/drivers/platform/x86/dell/alienware-wmi.c
index f21248255529..a34e07ef2c79 100644
--- a/drivers/platform/x86/dell/alienware-wmi.c
+++ b/drivers/platform/x86/dell/alienware-wmi.c
@@ -791,7 +791,7 @@ static int __init alienware_wmi_init(void)
ret = platform_driver_register(&platform_driver);
if (ret)
goto fail_platform_driver;
- platform_device = platform_device_alloc("alienware-wmi", -1);
+ platform_device = platform_device_alloc("alienware-wmi", PLATFORM_DEVID_NONE);
if (!platform_device) {
ret = -ENOMEM;
goto fail_platform_device1;
diff --git a/drivers/platform/x86/dell/dcdbas.c b/drivers/platform/x86/dell/dcdbas.c
index 42beafbc54b2..0ecb7b164750 100644
--- a/drivers/platform/x86/dell/dcdbas.c
+++ b/drivers/platform/x86/dell/dcdbas.c
@@ -716,7 +716,7 @@ static struct platform_driver dcdbas_driver = {
static const struct platform_device_info dcdbas_dev_info __initconst = {
.name = DRIVER_NAME,
- .id = -1,
+ .id = PLATFORM_DEVID_NONE,
.dma_mask = DMA_BIT_MASK(32),
};
diff --git a/drivers/platform/x86/dell/dell-laptop.c b/drivers/platform/x86/dell/dell-laptop.c
index 1321687d923e..e92c3ad06d69 100644
--- a/drivers/platform/x86/dell/dell-laptop.c
+++ b/drivers/platform/x86/dell/dell-laptop.c
@@ -2193,7 +2193,7 @@ static int __init dell_init(void)
ret = platform_driver_register(&platform_driver);
if (ret)
goto fail_platform_driver;
- platform_device = platform_device_alloc("dell-laptop", -1);
+ platform_device = platform_device_alloc("dell-laptop", PLATFORM_DEVID_NONE);
if (!platform_device) {
ret = -ENOMEM;
goto fail_platform_device1;
diff --git a/drivers/platform/x86/dell/dell-smbios-base.c b/drivers/platform/x86/dell/dell-smbios-base.c
index fc086b66f70b..e61bfaf8b5c4 100644
--- a/drivers/platform/x86/dell/dell-smbios-base.c
+++ b/drivers/platform/x86/dell/dell-smbios-base.c
@@ -441,7 +441,7 @@ static ssize_t location_show(struct device *dev,
i = match_attribute(dev, attr);
if (i > 0)
- return scnprintf(buf, PAGE_SIZE, "%08x", da_tokens[i].location);
+ return sysfs_emit(buf, "%08x", da_tokens[i].location);
return 0;
}
@@ -455,7 +455,7 @@ static ssize_t value_show(struct device *dev,
i = match_attribute(dev, attr);
if (i > 0)
- return scnprintf(buf, PAGE_SIZE, "%08x", da_tokens[i].value);
+ return sysfs_emit(buf, "%08x", da_tokens[i].value);
return 0;
}
diff --git a/drivers/platform/x86/dell/dell-wmi-base.c b/drivers/platform/x86/dell/dell-wmi-base.c
index e07d3ba85a3f..0a259a27459f 100644
--- a/drivers/platform/x86/dell/dell-wmi-base.c
+++ b/drivers/platform/x86/dell/dell-wmi-base.c
@@ -344,6 +344,9 @@ static const struct key_entry dell_wmi_keymap_type_0011[] = {
* They are events with extended data
*/
static const struct key_entry dell_wmi_keymap_type_0012[] = {
+ /* Backlight brightness change event */
+ { KE_IGNORE, 0x0003, { KEY_RESERVED } },
+
/* Ultra-performance mode switch request */
{ KE_IGNORE, 0x000d, { KEY_RESERVED } },
diff --git a/drivers/platform/x86/dell/dell-wmi-privacy.c b/drivers/platform/x86/dell/dell-wmi-privacy.c
index 074b7e68c227..c82b3d6867c5 100644
--- a/drivers/platform/x86/dell/dell-wmi-privacy.c
+++ b/drivers/platform/x86/dell/dell-wmi-privacy.c
@@ -174,15 +174,12 @@ static ssize_t dell_privacy_current_state_show(struct device *dev,
static DEVICE_ATTR_RO(dell_privacy_supported_type);
static DEVICE_ATTR_RO(dell_privacy_current_state);
-static struct attribute *privacy_attributes[] = {
+static struct attribute *privacy_attrs[] = {
&dev_attr_dell_privacy_supported_type.attr,
&dev_attr_dell_privacy_current_state.attr,
NULL,
};
-
-static const struct attribute_group privacy_attribute_group = {
- .attrs = privacy_attributes
-};
+ATTRIBUTE_GROUPS(privacy);
/*
* Describes the Device State class exposed by BIOS which can be consumed by
@@ -342,10 +339,6 @@ static int dell_privacy_wmi_probe(struct wmi_device *wdev, const void *context)
if (ret)
return ret;
- ret = devm_device_add_group(&wdev->dev, &privacy_attribute_group);
- if (ret)
- return ret;
-
if (priv->features_present & BIT(DELL_PRIVACY_TYPE_AUDIO)) {
ret = dell_privacy_leds_setup(&priv->wdev->dev);
if (ret)
@@ -374,6 +367,7 @@ static const struct wmi_device_id dell_wmi_privacy_wmi_id_table[] = {
static struct wmi_driver dell_privacy_wmi_driver = {
.driver = {
.name = "dell-privacy",
+ .dev_groups = privacy_groups,
},
.probe = dell_privacy_wmi_probe,
.remove = dell_privacy_wmi_remove,
diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c b/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c
index 636bdfa83284..0a6411a8a104 100644
--- a/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c
+++ b/drivers/platform/x86/dell/dell-wmi-sysman/sysman.c
@@ -270,7 +270,7 @@ void strlcpy_attr(char *dest, char *src)
size_t len = strlen(src) + 1;
if (len > 1 && len <= MAX_BUFF)
- strlcpy(dest, src, len);
+ strscpy(dest, src, len);
/*len can be zero because any property not-applicable to attribute can
* be empty so check only for too long buffers and log error
diff --git a/drivers/platform/x86/dell/dell_rbu.c b/drivers/platform/x86/dell/dell_rbu.c
index e9f4b30dcafa..9f51e0fcab04 100644
--- a/drivers/platform/x86/dell/dell_rbu.c
+++ b/drivers/platform/x86/dell/dell_rbu.c
@@ -645,7 +645,7 @@ static int __init dcdrbu_init(void)
spin_lock_init(&rbu_data.lock);
init_packet_head();
- rbu_device = platform_device_register_simple("dell_rbu", -1, NULL, 0);
+ rbu_device = platform_device_register_simple("dell_rbu", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(rbu_device)) {
pr_err("platform_device_register_simple failed\n");
return PTR_ERR(rbu_device);
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index ba08c9235f76..a388a28b6f2a 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -444,7 +444,7 @@ static int eeepc_platform_init(struct eeepc_laptop *eeepc)
{
int result;
- eeepc->platform_device = platform_device_alloc(EEEPC_LAPTOP_FILE, -1);
+ eeepc->platform_device = platform_device_alloc(EEEPC_LAPTOP_FILE, PLATFORM_DEVID_NONE);
if (!eeepc->platform_device)
return -ENOMEM;
platform_set_drvdata(eeepc->platform_device, eeepc);
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
index ce86d84ee796..32d9f0ba6be3 100644
--- a/drivers/platform/x86/eeepc-wmi.c
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -96,11 +96,6 @@ static struct quirk_entry quirk_asus_et2012_type3 = {
.store_backlight_power = true,
};
-static struct quirk_entry quirk_asus_x101ch = {
- /* We need this when ACPI function doesn't do this well */
- .wmi_backlight_power = true,
-};
-
static struct quirk_entry *quirks;
static void et2012_quirks(void)
@@ -151,25 +146,7 @@ static const struct dmi_system_id asus_quirks[] = {
},
.driver_data = &quirk_asus_unknown,
},
- {
- .callback = dmi_matched,
- .ident = "ASUSTeK Computer INC. X101CH",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "X101CH"),
- },
- .driver_data = &quirk_asus_x101ch,
- },
- {
- .callback = dmi_matched,
- .ident = "ASUSTeK Computer INC. 1015CX",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "1015CX"),
- },
- .driver_data = &quirk_asus_x101ch,
- },
- {},
+ {}
};
static void eeepc_wmi_key_filter(struct asus_wmi_driver *asus_wmi, int *code,
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index 80929380ec7e..b543d117b12c 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -543,7 +543,7 @@ static int fujitsu_laptop_platform_add(struct acpi_device *device)
struct fujitsu_laptop *priv = acpi_driver_data(device);
int ret;
- priv->pf_device = platform_device_alloc("fujitsu-laptop", -1);
+ priv->pf_device = platform_device_alloc("fujitsu-laptop", PLATFORM_DEVID_NONE);
if (!priv->pf_device)
return -ENOMEM;
diff --git a/drivers/platform/x86/hdaps.c b/drivers/platform/x86/hdaps.c
index 9996485f5295..f11f726d2062 100644
--- a/drivers/platform/x86/hdaps.c
+++ b/drivers/platform/x86/hdaps.c
@@ -547,7 +547,7 @@ static int __init hdaps_init(void)
if (ret)
goto out_region;
- pdev = platform_device_register_simple("hdaps", -1, NULL, 0);
+ pdev = platform_device_register_simple("hdaps", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(pdev)) {
ret = PTR_ERR(pdev);
goto out_driver;
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index bc7020e9df9e..627a6d0eaf83 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -177,7 +177,8 @@ enum hp_thermal_profile_omen_v1 {
enum hp_thermal_profile {
HP_THERMAL_PROFILE_PERFORMANCE = 0x00,
HP_THERMAL_PROFILE_DEFAULT = 0x01,
- HP_THERMAL_PROFILE_COOL = 0x02
+ HP_THERMAL_PROFILE_COOL = 0x02,
+ HP_THERMAL_PROFILE_QUIET = 0x03,
};
#define IS_HWBLOCKED(x) ((x & HPWMI_POWER_FW_OR_HW) != HPWMI_POWER_FW_OR_HW)
@@ -206,15 +207,17 @@ struct bios_rfkill2_state {
};
static const struct key_entry hp_wmi_keymap[] = {
- { KE_KEY, 0x02, { KEY_BRIGHTNESSUP } },
- { KE_KEY, 0x03, { KEY_BRIGHTNESSDOWN } },
- { KE_KEY, 0x20e6, { KEY_PROG1 } },
- { KE_KEY, 0x20e8, { KEY_MEDIA } },
- { KE_KEY, 0x2142, { KEY_MEDIA } },
- { KE_KEY, 0x213b, { KEY_INFO } },
- { KE_KEY, 0x2169, { KEY_ROTATE_DISPLAY } },
- { KE_KEY, 0x216a, { KEY_SETUP } },
- { KE_KEY, 0x231b, { KEY_HELP } },
+ { KE_KEY, 0x02, { KEY_BRIGHTNESSUP } },
+ { KE_KEY, 0x03, { KEY_BRIGHTNESSDOWN } },
+ { KE_KEY, 0x20e6, { KEY_PROG1 } },
+ { KE_KEY, 0x20e8, { KEY_MEDIA } },
+ { KE_KEY, 0x2142, { KEY_MEDIA } },
+ { KE_KEY, 0x213b, { KEY_INFO } },
+ { KE_KEY, 0x2169, { KEY_ROTATE_DISPLAY } },
+ { KE_KEY, 0x216a, { KEY_SETUP } },
+ { KE_KEY, 0x21a9, { KEY_TOUCHPAD_OFF } },
+ { KE_KEY, 0x121a9, { KEY_TOUCHPAD_ON } },
+ { KE_KEY, 0x231b, { KEY_HELP } },
{ KE_END, 0 }
};
@@ -1194,6 +1197,9 @@ static int hp_wmi_platform_profile_get(struct platform_profile_handler *pprof,
case HP_THERMAL_PROFILE_COOL:
*profile = PLATFORM_PROFILE_COOL;
break;
+ case HP_THERMAL_PROFILE_QUIET:
+ *profile = PLATFORM_PROFILE_QUIET;
+ break;
default:
return -EINVAL;
}
@@ -1216,6 +1222,9 @@ static int hp_wmi_platform_profile_set(struct platform_profile_handler *pprof,
case PLATFORM_PROFILE_COOL:
tp = HP_THERMAL_PROFILE_COOL;
break;
+ case PLATFORM_PROFILE_QUIET:
+ tp = HP_THERMAL_PROFILE_QUIET;
+ break;
default:
return -EOPNOTSUPP;
}
@@ -1263,6 +1272,8 @@ static int thermal_profile_setup(void)
platform_profile_handler.profile_get = hp_wmi_platform_profile_get;
platform_profile_handler.profile_set = hp_wmi_platform_profile_set;
+
+ set_bit(PLATFORM_PROFILE_QUIET, platform_profile_handler.choices);
}
set_bit(PLATFORM_PROFILE_COOL, platform_profile_handler.choices);
@@ -1508,7 +1519,7 @@ static int __init hp_wmi_init(void)
if (bios_capable) {
hp_wmi_platform_dev =
- platform_device_register_simple("hp-wmi", -1, NULL, 0);
+ platform_device_register_simple("hp-wmi", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(hp_wmi_platform_dev)) {
err = PTR_ERR(hp_wmi_platform_dev);
goto err_destroy_input;
diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c
index eac3e6b4ea11..5873c2663a65 100644
--- a/drivers/platform/x86/huawei-wmi.c
+++ b/drivers/platform/x86/huawei-wmi.c
@@ -871,7 +871,7 @@ static __init int huawei_wmi_init(void)
if (err)
goto pdrv_err;
- pdev = platform_device_register_simple("huawei-wmi", -1, NULL, 0);
+ pdev = platform_device_register_simple("huawei-wmi", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(pdev)) {
err = PTR_ERR(pdev);
goto pdev_err;
diff --git a/drivers/platform/x86/intel/chtwc_int33fe.c b/drivers/platform/x86/intel/chtwc_int33fe.c
index c52ac23e2331..2c9a7d52be07 100644
--- a/drivers/platform/x86/intel/chtwc_int33fe.c
+++ b/drivers/platform/x86/intel/chtwc_int33fe.c
@@ -219,7 +219,7 @@ static int cht_int33fe_add_nodes(struct cht_int33fe_data *data)
/*
* Update node used in "usb-role-switch" property. Note that we
- * rely on software_node_register_nodes() to use the original
+ * rely on software_node_register_node_group() to use the original
* instance of properties instead of copying them.
*/
fusb302_mux_refs[0].node = mux_ref_node;
@@ -270,7 +270,7 @@ cht_int33fe_register_max17047(struct device *dev, struct cht_int33fe_data *data)
}
memset(&board_info, 0, sizeof(board_info));
- strlcpy(board_info.type, "max17047", I2C_NAME_SIZE);
+ strscpy(board_info.type, "max17047", I2C_NAME_SIZE);
board_info.dev_name = "max17047";
board_info.fwnode = fwnode;
data->battery_fg = i2c_acpi_new_device(dev, 1, &board_info);
@@ -361,7 +361,7 @@ static int cht_int33fe_typec_probe(struct platform_device *pdev)
}
memset(&board_info, 0, sizeof(board_info));
- strlcpy(board_info.type, "typec_fusb302", I2C_NAME_SIZE);
+ strscpy(board_info.type, "typec_fusb302", I2C_NAME_SIZE);
board_info.dev_name = "fusb302";
board_info.fwnode = fwnode;
board_info.irq = fusb302_irq;
@@ -381,7 +381,7 @@ static int cht_int33fe_typec_probe(struct platform_device *pdev)
memset(&board_info, 0, sizeof(board_info));
board_info.dev_name = "pi3usb30532";
board_info.fwnode = fwnode;
- strlcpy(board_info.type, "pi3usb30532", I2C_NAME_SIZE);
+ strscpy(board_info.type, "pi3usb30532", I2C_NAME_SIZE);
data->pi3usb30532 = i2c_acpi_new_device(dev, 3, &board_info);
if (IS_ERR(data->pi3usb30532)) {
diff --git a/drivers/platform/x86/intel/int3472/discrete.c b/drivers/platform/x86/intel/int3472/discrete.c
index ed4c9d760757..974a132db651 100644
--- a/drivers/platform/x86/intel/int3472/discrete.c
+++ b/drivers/platform/x86/intel/int3472/discrete.c
@@ -331,7 +331,22 @@ static int skl_int3472_parse_crs(struct int3472_discrete_device *int3472)
return 0;
}
-static int skl_int3472_discrete_remove(struct platform_device *pdev);
+static int skl_int3472_discrete_remove(struct platform_device *pdev)
+{
+ struct int3472_discrete_device *int3472 = platform_get_drvdata(pdev);
+
+ gpiod_remove_lookup_table(&int3472->gpios);
+
+ if (int3472->clock.cl)
+ skl_int3472_unregister_clock(int3472);
+
+ gpiod_put(int3472->clock.ena_gpio);
+ gpiod_put(int3472->clock.led_gpio);
+
+ skl_int3472_unregister_regulator(int3472);
+
+ return 0;
+}
static int skl_int3472_discrete_probe(struct platform_device *pdev)
{
@@ -383,23 +398,6 @@ static int skl_int3472_discrete_probe(struct platform_device *pdev)
return 0;
}
-static int skl_int3472_discrete_remove(struct platform_device *pdev)
-{
- struct int3472_discrete_device *int3472 = platform_get_drvdata(pdev);
-
- gpiod_remove_lookup_table(&int3472->gpios);
-
- if (int3472->clock.cl)
- skl_int3472_unregister_clock(int3472);
-
- gpiod_put(int3472->clock.ena_gpio);
- gpiod_put(int3472->clock.led_gpio);
-
- skl_int3472_unregister_regulator(int3472);
-
- return 0;
-}
-
static const struct acpi_device_id int3472_device_id[] = {
{ "INT3472", 0 },
{ }
diff --git a/drivers/platform/x86/intel/oaktrail.c b/drivers/platform/x86/intel/oaktrail.c
index 1a09a75bd16d..7c5c623630c1 100644
--- a/drivers/platform/x86/intel/oaktrail.c
+++ b/drivers/platform/x86/intel/oaktrail.c
@@ -317,7 +317,7 @@ static int __init oaktrail_init(void)
goto err_driver_reg;
}
- oaktrail_device = platform_device_alloc(DRIVER_NAME, -1);
+ oaktrail_device = platform_device_alloc(DRIVER_NAME, PLATFORM_DEVID_NONE);
if (!oaktrail_device) {
pr_warn("Unable to allocate platform device\n");
ret = -ENOMEM;
diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c
index 84eabd6156bb..cb24de9e97dc 100644
--- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c
+++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c
@@ -113,7 +113,7 @@ show_uncore_perf_status(current_freq_khz);
struct uncore_data *data = container_of(attr, struct uncore_data,\
member_name##_dev_attr);\
\
- return scnprintf(buf, PAGE_SIZE, "%u\n", \
+ return sysfs_emit(buf, "%u\n", \
data->member_name); \
} \
diff --git a/drivers/platform/x86/intel/wmi/thunderbolt.c b/drivers/platform/x86/intel/wmi/thunderbolt.c
index 4ae87060d18b..fc333ff82d1e 100644
--- a/drivers/platform/x86/intel/wmi/thunderbolt.c
+++ b/drivers/platform/x86/intel/wmi/thunderbolt.c
@@ -51,26 +51,7 @@ static struct attribute *tbt_attrs[] = {
&dev_attr_force_power.attr,
NULL
};
-
-static const struct attribute_group tbt_attribute_group = {
- .attrs = tbt_attrs,
-};
-
-static int intel_wmi_thunderbolt_probe(struct wmi_device *wdev,
- const void *context)
-{
- int ret;
-
- ret = sysfs_create_group(&wdev->dev.kobj, &tbt_attribute_group);
- kobject_uevent(&wdev->dev.kobj, KOBJ_CHANGE);
- return ret;
-}
-
-static void intel_wmi_thunderbolt_remove(struct wmi_device *wdev)
-{
- sysfs_remove_group(&wdev->dev.kobj, &tbt_attribute_group);
- kobject_uevent(&wdev->dev.kobj, KOBJ_CHANGE);
-}
+ATTRIBUTE_GROUPS(tbt);
static const struct wmi_device_id intel_wmi_thunderbolt_id_table[] = {
{ .guid_string = INTEL_WMI_THUNDERBOLT_GUID },
@@ -80,9 +61,8 @@ static const struct wmi_device_id intel_wmi_thunderbolt_id_table[] = {
static struct wmi_driver intel_wmi_thunderbolt_driver = {
.driver = {
.name = "intel-wmi-thunderbolt",
+ .dev_groups = tbt_groups,
},
- .probe = intel_wmi_thunderbolt_probe,
- .remove = intel_wmi_thunderbolt_remove,
.id_table = intel_wmi_thunderbolt_id_table,
};
diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c
index 5e072a0666f4..2fac05a17a5c 100644
--- a/drivers/platform/x86/mlx-platform.c
+++ b/drivers/platform/x86/mlx-platform.c
@@ -5181,7 +5181,7 @@ static int __init mlxplat_init(void)
if (!dmi_check_system(mlxplat_dmi_table))
return -ENODEV;
- mlxplat_dev = platform_device_register_simple(MLX_PLAT_DEVICE_NAME, -1,
+ mlxplat_dev = platform_device_register_simple(MLX_PLAT_DEVICE_NAME, PLATFORM_DEVID_NONE,
mlxplat_lpc_resources,
ARRAY_SIZE(mlxplat_lpc_resources));
diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c
index 24ffc8e2d2d1..6b18ec543ac3 100644
--- a/drivers/platform/x86/msi-laptop.c
+++ b/drivers/platform/x86/msi-laptop.c
@@ -53,8 +53,6 @@
#include <linux/input/sparse-keymap.h>
#include <acpi/video.h>
-#define MSI_DRIVER_VERSION "0.5"
-
#define MSI_LCD_LEVEL_MAX 9
#define MSI_EC_COMMAND_WIRELESS 0x10
@@ -592,15 +590,22 @@ static int dmi_check_cb(const struct dmi_system_id *dmi)
return 1;
}
+static unsigned long msi_work_delay(int msecs)
+{
+ if (quirks->ec_delay)
+ return msecs_to_jiffies(msecs);
+
+ return 0;
+}
+
static const struct dmi_system_id msi_dmi_table[] __initconst = {
{
.ident = "MSI S270",
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD"),
+ DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT"),
DMI_MATCH(DMI_PRODUCT_NAME, "MS-1013"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
- DMI_MATCH(DMI_CHASSIS_VENDOR,
- "MICRO-STAR INT'L CO.,LTD")
+ DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT")
},
.driver_data = &quirk_old_ec_model,
.callback = dmi_check_cb
@@ -633,8 +638,7 @@ static const struct dmi_system_id msi_dmi_table[] __initconst = {
DMI_MATCH(DMI_SYS_VENDOR, "NOTEBOOK"),
DMI_MATCH(DMI_PRODUCT_NAME, "SAM2000"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
- DMI_MATCH(DMI_CHASSIS_VENDOR,
- "MICRO-STAR INT'L CO.,LTD")
+ DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT")
},
.driver_data = &quirk_old_ec_model,
.callback = dmi_check_cb
@@ -705,6 +709,7 @@ static const struct dmi_system_id msi_dmi_table[] __initconst = {
},
{ }
};
+MODULE_DEVICE_TABLE(dmi, msi_dmi_table);
static int rfkill_bluetooth_set(void *data, bool blocked)
{
@@ -785,7 +790,6 @@ static void msi_update_rfkill(struct work_struct *ignored)
msi_rfkill_set_state(rfk_threeg, !threeg_s);
}
static DECLARE_DELAYED_WORK(msi_rfkill_dwork, msi_update_rfkill);
-static DECLARE_WORK(msi_rfkill_work, msi_update_rfkill);
static void msi_send_touchpad_key(struct work_struct *ignored)
{
@@ -801,7 +805,6 @@ static void msi_send_touchpad_key(struct work_struct *ignored)
KEY_TOUCHPAD_ON : KEY_TOUCHPAD_OFF, 1, true);
}
static DECLARE_DELAYED_WORK(msi_touchpad_dwork, msi_send_touchpad_key);
-static DECLARE_WORK(msi_touchpad_work, msi_send_touchpad_key);
static bool msi_laptop_i8042_filter(unsigned char data, unsigned char str,
struct serio *port)
@@ -819,20 +822,12 @@ static bool msi_laptop_i8042_filter(unsigned char data, unsigned char str,
extended = false;
switch (data) {
case 0xE4:
- if (quirks->ec_delay) {
- schedule_delayed_work(&msi_touchpad_dwork,
- round_jiffies_relative(0.5 * HZ));
- } else
- schedule_work(&msi_touchpad_work);
+ schedule_delayed_work(&msi_touchpad_dwork, msi_work_delay(500));
break;
case 0x54:
case 0x62:
case 0x76:
- if (quirks->ec_delay) {
- schedule_delayed_work(&msi_rfkill_dwork,
- round_jiffies_relative(0.5 * HZ));
- } else
- schedule_work(&msi_rfkill_work);
+ schedule_delayed_work(&msi_rfkill_dwork, msi_work_delay(500));
break;
}
}
@@ -899,12 +894,7 @@ static int rfkill_init(struct platform_device *sdev)
}
/* schedule to run rfkill state initial */
- if (quirks->ec_delay) {
- schedule_delayed_work(&msi_rfkill_init,
- round_jiffies_relative(1 * HZ));
- } else
- schedule_work(&msi_rfkill_work);
-
+ schedule_delayed_work(&msi_rfkill_init, msi_work_delay(1000));
return 0;
err_threeg:
@@ -921,8 +911,7 @@ err_bluetooth:
return retval;
}
-#ifdef CONFIG_PM_SLEEP
-static int msi_laptop_resume(struct device *device)
+static int msi_scm_disable_hw_fn_handling(void)
{
u8 data;
int result;
@@ -942,6 +931,12 @@ static int msi_laptop_resume(struct device *device)
return 0;
}
+
+#ifdef CONFIG_PM_SLEEP
+static int msi_laptop_resume(struct device *device)
+{
+ return msi_scm_disable_hw_fn_handling();
+}
#endif
static int __init msi_laptop_input_setup(void)
@@ -974,7 +969,6 @@ err_free_dev:
static int __init load_scm_model_init(struct platform_device *sdev)
{
- u8 data;
int result;
if (!quirks->ec_read_only) {
@@ -988,12 +982,7 @@ static int __init load_scm_model_init(struct platform_device *sdev)
}
/* disable hardware control by fn key */
- result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
- if (result < 0)
- return result;
-
- result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
- data | MSI_STANDARD_EC_SCM_LOAD_MASK);
+ result = msi_scm_disable_hw_fn_handling();
if (result < 0)
return result;
@@ -1022,9 +1011,19 @@ fail_input:
rfkill_cleanup();
fail_rfkill:
-
return result;
+}
+
+static void msi_scm_model_exit(void)
+{
+ if (!quirks->load_scm_model)
+ return;
+ i8042_remove_filter(msi_laptop_i8042_filter);
+ cancel_delayed_work_sync(&msi_touchpad_dwork);
+ input_unregister_device(msi_laptop_input_dev);
+ cancel_delayed_work_sync(&msi_rfkill_dwork);
+ rfkill_cleanup();
}
static int __init msi_init(void)
@@ -1048,8 +1047,7 @@ static int __init msi_init(void)
return -EINVAL;
/* Register backlight stuff */
-
- if (quirks->old_ec_model ||
+ if (quirks->old_ec_model &&
acpi_video_get_backlight_type() == acpi_backlight_vendor) {
struct backlight_properties props;
memset(&props, 0, sizeof(struct backlight_properties));
@@ -1068,7 +1066,7 @@ static int __init msi_init(void)
/* Register platform stuff */
- msipf_device = platform_device_alloc("msi-laptop-pf", -1);
+ msipf_device = platform_device_alloc("msi-laptop-pf", PLATFORM_DEVID_NONE);
if (!msipf_device) {
ret = -ENOMEM;
goto fail_platform_driver;
@@ -1108,19 +1106,12 @@ static int __init msi_init(void)
set_auto_brightness(auto_brightness);
}
- pr_info("driver " MSI_DRIVER_VERSION " successfully loaded\n");
-
return 0;
fail_create_attr:
sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
fail_create_group:
- if (quirks->load_scm_model) {
- i8042_remove_filter(msi_laptop_i8042_filter);
- cancel_delayed_work_sync(&msi_rfkill_dwork);
- cancel_work_sync(&msi_rfkill_work);
- rfkill_cleanup();
- }
+ msi_scm_model_exit();
fail_scm_model_init:
platform_device_del(msipf_device);
fail_device_add:
@@ -1135,14 +1126,7 @@ fail_backlight:
static void __exit msi_cleanup(void)
{
- if (quirks->load_scm_model) {
- i8042_remove_filter(msi_laptop_i8042_filter);
- input_unregister_device(msi_laptop_input_dev);
- cancel_delayed_work_sync(&msi_rfkill_dwork);
- cancel_work_sync(&msi_rfkill_work);
- rfkill_cleanup();
- }
-
+ msi_scm_model_exit();
sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
if (!quirks->old_ec_model && threeg_exists)
device_remove_file(&msipf_device->dev, &dev_attr_threeg);
@@ -1155,8 +1139,6 @@ static void __exit msi_cleanup(void)
if (auto_brightness != 2)
set_auto_brightness(1);
}
-
- pr_info("driver unloaded\n");
}
module_init(msi_init);
@@ -1164,16 +1146,4 @@ module_exit(msi_cleanup);
MODULE_AUTHOR("Lennart Poettering");
MODULE_DESCRIPTION("MSI Laptop Support");
-MODULE_VERSION(MSI_DRIVER_VERSION);
MODULE_LICENSE("GPL");
-
-MODULE_ALIAS("dmi:*:svnMICRO-STARINT'LCO.,LTD:pnMS-1013:pvr0131*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
-MODULE_ALIAS("dmi:*:svnMicro-StarInternational:pnMS-1058:pvr0581:rvnMSI:rnMS-1058:*:ct10:*");
-MODULE_ALIAS("dmi:*:svnMicro-StarInternational:pnMS-1412:*:rvnMSI:rnMS-1412:*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
-MODULE_ALIAS("dmi:*:svnNOTEBOOK:pnSAM2000:pvr0131*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N034:*");
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N051:*");
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N014:*");
-MODULE_ALIAS("dmi:*:svnMicro-StarInternational*:pnCR620:*");
-MODULE_ALIAS("dmi:*:svnMicro-StarInternational*:pnU270series:*");
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnU90/U100:*");
diff --git a/drivers/platform/x86/nvidia-wmi-ec-backlight.c b/drivers/platform/x86/nvidia-wmi-ec-backlight.c
index 61e37194df70..baccdf658538 100644
--- a/drivers/platform/x86/nvidia-wmi-ec-backlight.c
+++ b/drivers/platform/x86/nvidia-wmi-ec-backlight.c
@@ -7,73 +7,10 @@
#include <linux/backlight.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
+#include <linux/platform_data/x86/nvidia-wmi-ec-backlight.h>
#include <linux/types.h>
#include <linux/wmi.h>
-
-/**
- * enum wmi_brightness_method - WMI method IDs
- * @WMI_BRIGHTNESS_METHOD_LEVEL: Get/Set EC brightness level status
- * @WMI_BRIGHTNESS_METHOD_SOURCE: Get/Set EC Brightness Source
- */
-enum wmi_brightness_method {
- WMI_BRIGHTNESS_METHOD_LEVEL = 1,
- WMI_BRIGHTNESS_METHOD_SOURCE = 2,
- WMI_BRIGHTNESS_METHOD_MAX
-};
-
-/**
- * enum wmi_brightness_mode - Operation mode for WMI-wrapped method
- * @WMI_BRIGHTNESS_MODE_GET: Get the current brightness level/source.
- * @WMI_BRIGHTNESS_MODE_SET: Set the brightness level.
- * @WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL: Get the maximum brightness level. This
- * is only valid when the WMI method is
- * %WMI_BRIGHTNESS_METHOD_LEVEL.
- */
-enum wmi_brightness_mode {
- WMI_BRIGHTNESS_MODE_GET = 0,
- WMI_BRIGHTNESS_MODE_SET = 1,
- WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL = 2,
- WMI_BRIGHTNESS_MODE_MAX
-};
-
-/**
- * enum wmi_brightness_source - Backlight brightness control source selection
- * @WMI_BRIGHTNESS_SOURCE_GPU: Backlight brightness is controlled by the GPU.
- * @WMI_BRIGHTNESS_SOURCE_EC: Backlight brightness is controlled by the
- * system's Embedded Controller (EC).
- * @WMI_BRIGHTNESS_SOURCE_AUX: Backlight brightness is controlled over the
- * DisplayPort AUX channel.
- */
-enum wmi_brightness_source {
- WMI_BRIGHTNESS_SOURCE_GPU = 1,
- WMI_BRIGHTNESS_SOURCE_EC = 2,
- WMI_BRIGHTNESS_SOURCE_AUX = 3,
- WMI_BRIGHTNESS_SOURCE_MAX
-};
-
-/**
- * struct wmi_brightness_args - arguments for the WMI-wrapped ACPI method
- * @mode: Pass in an &enum wmi_brightness_mode value to select between
- * getting or setting a value.
- * @val: In parameter for value to set when using %WMI_BRIGHTNESS_MODE_SET
- * mode. Not used in conjunction with %WMI_BRIGHTNESS_MODE_GET or
- * %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL mode.
- * @ret: Out parameter returning retrieved value when operating in
- * %WMI_BRIGHTNESS_MODE_GET or %WMI_BRIGHTNESS_MODE_GET_MAX_LEVEL
- * mode. Not used in %WMI_BRIGHTNESS_MODE_SET mode.
- * @ignored: Padding; not used. The ACPI method expects a 24 byte params struct.
- *
- * This is the parameters structure for the WmiBrightnessNotify ACPI method as
- * wrapped by WMI. The value passed in to @val or returned by @ret will be a
- * brightness value when the WMI method ID is %WMI_BRIGHTNESS_METHOD_LEVEL, or
- * an &enum wmi_brightness_source value with %WMI_BRIGHTNESS_METHOD_SOURCE.
- */
-struct wmi_brightness_args {
- u32 mode;
- u32 val;
- u32 ret;
- u32 ignored[3];
-};
+#include <acpi/video.h>
/**
* wmi_brightness_notify() - helper function for calling WMI-wrapped ACPI method
@@ -151,19 +88,10 @@ static int nvidia_wmi_ec_backlight_probe(struct wmi_device *wdev, const void *ct
{
struct backlight_properties props = {};
struct backlight_device *bdev;
- u32 source;
int ret;
- ret = wmi_brightness_notify(wdev, WMI_BRIGHTNESS_METHOD_SOURCE,
- WMI_BRIGHTNESS_MODE_GET, &source);
- if (ret)
- return ret;
-
- /*
- * This driver is only to be used when brightness control is handled
- * by the EC; otherwise, the GPU driver(s) should control brightness.
- */
- if (source != WMI_BRIGHTNESS_SOURCE_EC)
+ /* drivers/acpi/video_detect.c also checks that SOURCE == EC */
+ if (acpi_video_get_backlight_type() != acpi_backlight_nvidia_wmi_ec)
return -ENODEV;
/*
@@ -191,8 +119,6 @@ static int nvidia_wmi_ec_backlight_probe(struct wmi_device *wdev, const void *ct
return PTR_ERR_OR_ZERO(bdev);
}
-#define WMI_BRIGHTNESS_GUID "603E9613-EF25-4338-A3D0-C46177516DB7"
-
static const struct wmi_device_id nvidia_wmi_ec_backlight_id_table[] = {
{ .guid_string = WMI_BRIGHTNESS_GUID },
{ }
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index d9a095d2c0eb..ad3083f9946d 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -1034,7 +1034,7 @@ static int acpi_pcc_hotkey_add(struct acpi_device *device)
/* optical drive initialization */
if (ACPI_SUCCESS(check_optd_present())) {
pcc->platform = platform_device_register_simple("panasonic",
- -1, NULL, 0);
+ PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(pcc->platform)) {
result = PTR_ERR(pcc->platform);
goto out_backlight;
diff --git a/drivers/platform/x86/pmc_atom.c b/drivers/platform/x86/pmc_atom.c
index 5c757c7f64de..93a6414c6611 100644
--- a/drivers/platform/x86/pmc_atom.c
+++ b/drivers/platform/x86/pmc_atom.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Intel Atom SOC Power Management Controller Driver
- * Copyright (c) 2014, Intel Corporation.
+ * Intel Atom SoC Power Management Controller Driver
+ * Copyright (c) 2014-2015,2017,2022 Intel Corporation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -60,7 +60,7 @@ static const struct pmc_clk byt_clks[] = {
.freq = 19200000,
.parent_name = "xtal",
},
- {},
+ {}
};
static const struct pmc_clk cht_clks[] = {
@@ -69,7 +69,7 @@ static const struct pmc_clk cht_clks[] = {
.freq = 19200000,
.parent_name = NULL,
},
- {},
+ {}
};
static const struct pmc_bit_map d3_sts_0_map[] = {
@@ -105,7 +105,7 @@ static const struct pmc_bit_map d3_sts_0_map[] = {
{"LPSS2_F5_I2C5", BIT_LPSS2_F5_I2C5},
{"LPSS2_F6_I2C6", BIT_LPSS2_F6_I2C6},
{"LPSS2_F7_I2C7", BIT_LPSS2_F7_I2C7},
- {},
+ {}
};
static struct pmc_bit_map byt_d3_sts_1_map[] = {
@@ -113,21 +113,21 @@ static struct pmc_bit_map byt_d3_sts_1_map[] = {
{"OTG_SS_PHY", BIT_OTG_SS_PHY},
{"USH_SS_PHY", BIT_USH_SS_PHY},
{"DFX", BIT_DFX},
- {},
+ {}
};
static struct pmc_bit_map cht_d3_sts_1_map[] = {
{"SMB", BIT_SMB},
{"GMM", BIT_STS_GMM},
{"ISH", BIT_STS_ISH},
- {},
+ {}
};
static struct pmc_bit_map cht_func_dis_2_map[] = {
{"SMB", BIT_SMB},
{"GMM", BIT_FD_GMM},
{"ISH", BIT_FD_ISH},
- {},
+ {}
};
static const struct pmc_bit_map byt_pss_map[] = {
@@ -149,7 +149,7 @@ static const struct pmc_bit_map byt_pss_map[] = {
{"OTG_VCCA", PMC_PSS_BIT_OTG_VCCA},
{"USB", PMC_PSS_BIT_USB},
{"USB_SUS", PMC_PSS_BIT_USB_SUS},
- {},
+ {}
};
static const struct pmc_bit_map cht_pss_map[] = {
@@ -172,7 +172,7 @@ static const struct pmc_bit_map cht_pss_map[] = {
{"DFX_CLUSTER3", PMC_PSS_BIT_CHT_DFX_CLUSTER3},
{"DFX_CLUSTER4", PMC_PSS_BIT_CHT_DFX_CLUSTER4},
{"DFX_CLUSTER5", PMC_PSS_BIT_CHT_DFX_CLUSTER5},
- {},
+ {}
};
static const struct pmc_reg_map byt_reg_map = {
@@ -354,7 +354,7 @@ static bool pmc_clk_is_critical = true;
static int dmi_callback(const struct dmi_system_id *d)
{
- pr_info("%s critclks quirk enabled\n", d->ident);
+ pr_info("%s: PMC critical clocks quirk enabled\n", d->ident);
return 1;
}
@@ -417,8 +417,7 @@ static const struct dmi_system_id critclk_systems[] = {
DMI_MATCH(DMI_SYS_VENDOR, "SIEMENS AG"),
},
},
-
- { /*sentinel*/ }
+ {}
};
static int pmc_setup_clks(struct pci_dev *pdev, void __iomem *pmc_regmap,
@@ -490,15 +489,11 @@ static int pmc_setup_dev(struct pci_dev *pdev, const struct pci_device_id *ent)
return ret;
}
-/*
- * Data for PCI driver interface
- *
- * used by pci_match_id() call below.
- */
+/* Data for PCI driver interface used by pci_match_id() call below */
static const struct pci_device_id pmc_pci_ids[] = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_VLV_PMC), (kernel_ulong_t)&byt_data },
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_CHT_PMC), (kernel_ulong_t)&cht_data },
- { 0, },
+ {}
};
static int __init pmc_atom_init(void)
@@ -506,8 +501,9 @@ static int __init pmc_atom_init(void)
struct pci_dev *pdev = NULL;
const struct pci_device_id *ent;
- /* We look for our device - PCU PMC
- * we assume that there is max. one device.
+ /*
+ * We look for our device - PCU PMC.
+ * We assume that there is maximum one device.
*
* We can't use plain pci_driver mechanism,
* as the device is really a multiple function device,
@@ -519,7 +515,7 @@ static int __init pmc_atom_init(void)
if (ent)
return pmc_setup_dev(pdev, ent);
}
- /* Device not found. */
+ /* Device not found */
return -ENODEV;
}
@@ -527,6 +523,6 @@ device_initcall(pmc_atom_init);
/*
MODULE_AUTHOR("Aubrey Li <aubrey.li@linux.intel.com>");
-MODULE_DESCRIPTION("Intel Atom SOC Power Management Controller Interface");
+MODULE_DESCRIPTION("Intel Atom SoC Power Management Controller Interface");
MODULE_LICENSE("GPL v2");
*/
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index c187dcdf82f0..b4aa8ba35d2d 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -356,23 +356,13 @@ struct samsung_laptop {
};
struct samsung_quirks {
- bool broken_acpi_video;
bool four_kbd_backlight_levels;
bool enable_kbd_backlight;
- bool use_native_backlight;
bool lid_handling;
};
static struct samsung_quirks samsung_unknown = {};
-static struct samsung_quirks samsung_broken_acpi_video = {
- .broken_acpi_video = true,
-};
-
-static struct samsung_quirks samsung_use_native_backlight = {
- .use_native_backlight = true,
-};
-
static struct samsung_quirks samsung_np740u3e = {
.four_kbd_backlight_levels = true,
.enable_kbd_backlight = true,
@@ -1484,7 +1474,7 @@ static int __init samsung_platform_init(struct samsung_laptop *samsung)
{
struct platform_device *pdev;
- pdev = platform_device_register_simple("samsung", -1, NULL, 0);
+ pdev = platform_device_register_simple("samsung", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(pdev))
return PTR_ERR(pdev);
@@ -1542,76 +1532,6 @@ static const struct dmi_system_id samsung_dmi_table[] __initconst = {
/* Specific DMI ids for laptop with quirks */
{
.callback = samsung_dmi_matched,
- .ident = "N150P",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "N150P"),
- DMI_MATCH(DMI_BOARD_NAME, "N150P"),
- },
- .driver_data = &samsung_use_native_backlight,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "N145P/N250P/N260P",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "N145P/N250P/N260P"),
- DMI_MATCH(DMI_BOARD_NAME, "N145P/N250P/N260P"),
- },
- .driver_data = &samsung_use_native_backlight,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "N150/N210/N220",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "N150/N210/N220"),
- DMI_MATCH(DMI_BOARD_NAME, "N150/N210/N220"),
- },
- .driver_data = &samsung_broken_acpi_video,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "NF110/NF210/NF310",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "NF110/NF210/NF310"),
- DMI_MATCH(DMI_BOARD_NAME, "NF110/NF210/NF310"),
- },
- .driver_data = &samsung_broken_acpi_video,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "X360",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "X360"),
- DMI_MATCH(DMI_BOARD_NAME, "X360"),
- },
- .driver_data = &samsung_broken_acpi_video,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "N250P",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "N250P"),
- DMI_MATCH(DMI_BOARD_NAME, "N250P"),
- },
- .driver_data = &samsung_use_native_backlight,
- },
- {
- .callback = samsung_dmi_matched,
- .ident = "NC210",
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
- DMI_MATCH(DMI_PRODUCT_NAME, "NC210/NC110"),
- DMI_MATCH(DMI_BOARD_NAME, "NC210/NC110"),
- },
- .driver_data = &samsung_broken_acpi_video,
- },
- {
- .callback = samsung_dmi_matched,
.ident = "730U3E/740U3E",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
@@ -1654,15 +1574,8 @@ static int __init samsung_init(void)
samsung->handle_backlight = true;
samsung->quirks = quirks;
-#ifdef CONFIG_ACPI
- if (samsung->quirks->broken_acpi_video)
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
- if (samsung->quirks->use_native_backlight)
- acpi_video_set_dmi_backlight_type(acpi_backlight_native);
-
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
samsung->handle_backlight = false;
-#endif
ret = samsung_platform_init(samsung);
if (ret)
diff --git a/drivers/platform/x86/simatic-ipc.c b/drivers/platform/x86/simatic-ipc.c
index ca3647b751d5..ca76076fc706 100644
--- a/drivers/platform/x86/simatic-ipc.c
+++ b/drivers/platform/x86/simatic-ipc.c
@@ -41,10 +41,12 @@ static struct {
{SIMATIC_IPC_IPC127E, SIMATIC_IPC_DEVICE_127E, SIMATIC_IPC_DEVICE_NONE},
{SIMATIC_IPC_IPC227D, SIMATIC_IPC_DEVICE_227D, SIMATIC_IPC_DEVICE_NONE},
{SIMATIC_IPC_IPC227E, SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_227E},
+ {SIMATIC_IPC_IPC227G, SIMATIC_IPC_DEVICE_227G, SIMATIC_IPC_DEVICE_227G},
{SIMATIC_IPC_IPC277E, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_227E},
{SIMATIC_IPC_IPC427D, SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_NONE},
{SIMATIC_IPC_IPC427E, SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_427E},
{SIMATIC_IPC_IPC477E, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_427E},
+ {SIMATIC_IPC_IPC427G, SIMATIC_IPC_DEVICE_227G, SIMATIC_IPC_DEVICE_227G},
};
static int register_platform_devices(u32 station_id)
@@ -65,7 +67,8 @@ static int register_platform_devices(u32 station_id)
}
if (ledmode != SIMATIC_IPC_DEVICE_NONE) {
- if (ledmode == SIMATIC_IPC_DEVICE_127E)
+ if (ledmode == SIMATIC_IPC_DEVICE_127E ||
+ ledmode == SIMATIC_IPC_DEVICE_227G)
pdevname = KBUILD_MODNAME "_leds_gpio";
platform_data.devmode = ledmode;
ipc_led_platform_device =
@@ -80,6 +83,11 @@ static int register_platform_devices(u32 station_id)
ipc_led_platform_device->name);
}
+ if (wdtmode == SIMATIC_IPC_DEVICE_227G) {
+ request_module("w83627hf_wdt");
+ return 0;
+ }
+
if (wdtmode != SIMATIC_IPC_DEVICE_NONE) {
platform_data.devmode = wdtmode;
ipc_wdt_platform_device =
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 07ef05f727a2..765fcaba4d12 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -584,7 +584,7 @@ static int sony_pf_add(void)
if (ret)
goto out;
- sony_pf_device = platform_device_alloc("sony-laptop", -1);
+ sony_pf_device = platform_device_alloc("sony-laptop", PLATFORM_DEVID_NONE);
if (!sony_pf_device) {
ret = -ENOMEM;
goto out_platform_registered;
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index 9072eb302618..ded26213c420 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -233,7 +233,7 @@ static int __init tc1100_init(void)
if (!wmi_has_guid(GUID))
return -ENODEV;
- tc1100_device = platform_device_alloc("tc1100-wmi", -1);
+ tc1100_device = platform_device_alloc("tc1100-wmi", PLATFORM_DEVID_NONE);
if (!tc1100_device)
return -ENOMEM;
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 2dbb9fc011a7..6a823b850a77 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -7623,9 +7623,9 @@ static int __init volume_create_alsa_mixer(void)
data = card->private_data;
data->card = card;
- strlcpy(card->driver, TPACPI_ALSA_DRVNAME,
+ strscpy(card->driver, TPACPI_ALSA_DRVNAME,
sizeof(card->driver));
- strlcpy(card->shortname, TPACPI_ALSA_SHRTNAME,
+ strscpy(card->shortname, TPACPI_ALSA_SHRTNAME,
sizeof(card->shortname));
snprintf(card->mixername, sizeof(card->mixername), "ThinkPad EC %s",
(thinkpad_id.ec_version_str) ?
@@ -11715,7 +11715,7 @@ static int __init thinkpad_acpi_module_init(void)
tp_features.quirks = dmi_id->driver_data;
/* Device initialization */
- tpacpi_pdev = platform_device_register_simple(TPACPI_DRVR_NAME, -1,
+ tpacpi_pdev = platform_device_register_simple(TPACPI_DRVR_NAME, PLATFORM_DEVID_NONE,
NULL, 0);
if (IS_ERR(tpacpi_pdev)) {
ret = PTR_ERR(tpacpi_pdev);
@@ -11726,7 +11726,7 @@ static int __init thinkpad_acpi_module_init(void)
}
tpacpi_sensors_pdev = platform_device_register_simple(
TPACPI_HWMON_DRVR_NAME,
- -1, NULL, 0);
+ PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(tpacpi_sensors_pdev)) {
ret = PTR_ERR(tpacpi_sensors_pdev);
tpacpi_sensors_pdev = NULL;
diff --git a/drivers/platform/x86/topstar-laptop.c b/drivers/platform/x86/topstar-laptop.c
index f7761d98c0fd..6d18fbf8762b 100644
--- a/drivers/platform/x86/topstar-laptop.c
+++ b/drivers/platform/x86/topstar-laptop.c
@@ -192,7 +192,7 @@ static int topstar_platform_init(struct topstar_laptop *topstar)
{
int err;
- topstar->platform = platform_device_alloc(TOPSTAR_LAPTOP_CLASS, -1);
+ topstar->platform = platform_device_alloc(TOPSTAR_LAPTOP_CLASS, PLATFORM_DEVID_NONE);
if (!topstar->platform)
return -ENOMEM;
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 0fc9e8b8827b..160abd3b3af8 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -23,6 +23,7 @@
#define PROC_INTERFACE_VERSION 1
#include <linux/compiler.h>
+#include <linux/dmi.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -38,18 +39,24 @@
#include <linux/workqueue.h>
#include <linux/i8042.h>
#include <linux/acpi.h>
-#include <linux/dmi.h>
#include <linux/uaccess.h>
#include <linux/miscdevice.h>
#include <linux/rfkill.h>
+#include <linux/hwmon.h>
#include <linux/iio/iio.h>
#include <linux/toshiba.h>
+#include <acpi/battery.h>
#include <acpi/video.h>
MODULE_AUTHOR("John Belmonte");
MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver");
MODULE_LICENSE("GPL");
+static int turn_on_panel_on_resume = -1;
+module_param(turn_on_panel_on_resume, int, 0644);
+MODULE_PARM_DESC(turn_on_panel_on_resume,
+ "Call HCI_PANEL_POWER_ON on resume (-1 = auto, 0 = no, 1 = yes");
+
#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
/* Scan code for Fn key on TOS1900 models */
@@ -100,18 +107,21 @@ MODULE_LICENSE("GPL");
#define TOS_NOT_INSTALLED 0x8e00
/* Registers */
+#define HCI_PANEL_POWER_ON 0x0002
#define HCI_FAN 0x0004
#define HCI_TR_BACKLIGHT 0x0005
#define HCI_SYSTEM_EVENT 0x0016
#define HCI_VIDEO_OUT 0x001c
#define HCI_HOTKEY_EVENT 0x001e
#define HCI_LCD_BRIGHTNESS 0x002a
+#define HCI_FAN_RPM 0x0045
#define HCI_WIRELESS 0x0056
#define HCI_ACCELEROMETER 0x006d
#define HCI_COOLING_METHOD 0x007f
#define HCI_KBD_ILLUMINATION 0x0095
#define HCI_ECO_MODE 0x0097
#define HCI_ACCELEROMETER2 0x00a6
+#define HCI_BATTERY_CHARGE_MODE 0x00ba
#define HCI_SYSTEM_INFO 0xc000
#define SCI_PANEL_POWER_ON 0x010d
#define SCI_ILLUMINATION 0x014e
@@ -170,6 +180,9 @@ struct toshiba_acpi_dev {
struct miscdevice miscdev;
struct rfkill *wwan_rfk;
struct iio_dev *indio_dev;
+#if IS_ENABLED(CONFIG_HWMON)
+ struct device *hwmon_device;
+#endif
int force_fan;
int last_key_event;
@@ -185,6 +198,7 @@ struct toshiba_acpi_dev {
unsigned int illumination_supported:1;
unsigned int video_supported:1;
unsigned int fan_supported:1;
+ unsigned int fan_rpm_supported:1;
unsigned int system_event_supported:1;
unsigned int ntfy_supported:1;
unsigned int info_supported:1;
@@ -201,6 +215,7 @@ struct toshiba_acpi_dev {
unsigned int usb_three_supported:1;
unsigned int wwan_supported:1;
unsigned int cooling_method_supported:1;
+ unsigned int battery_charge_mode_supported:1;
unsigned int sysfs_created:1;
unsigned int special_functions;
@@ -272,14 +287,6 @@ static const struct key_entry toshiba_acpi_alt_keymap[] = {
};
/*
- * List of models which have a broken acpi-video backlight interface and thus
- * need to use the toshiba (vendor) interface instead.
- */
-static const struct dmi_system_id toshiba_vendor_backlight_dmi[] = {
- {}
-};
-
-/*
* Utility
*/
@@ -675,12 +682,15 @@ static void toshiba_eco_mode_available(struct toshiba_acpi_dev *dev)
return;
}
- if (out[0] == TOS_INPUT_DATA_ERROR) {
+ if (out[0] == TOS_INPUT_DATA_ERROR || out[0] == TOS_NOT_SUPPORTED) {
/*
* If we receive 0x8300 (Input Data Error), it means that the
* LED device is present, but that we just screwed the input
* parameters.
*
+ * On some laptops 0x8000 (Not supported) is also returned in
+ * this case, so we need to allow for that as well.
+ *
* Let's query the status of the LED to see if we really have a
* success response, indicating the actual presense of the LED,
* bail out otherwise.
@@ -1282,6 +1292,69 @@ static int toshiba_cooling_method_set(struct toshiba_acpi_dev *dev, u32 state)
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
}
+/* Battery charge control */
+static void toshiba_battery_charge_mode_available(struct toshiba_acpi_dev *dev)
+{
+ u32 in[TCI_WORDS] = { HCI_GET, HCI_BATTERY_CHARGE_MODE, 0, 0, 0, 0 };
+ u32 out[TCI_WORDS];
+ acpi_status status;
+
+ dev->battery_charge_mode_supported = 0;
+
+ status = tci_raw(dev, in, out);
+ if (ACPI_FAILURE(status)) {
+ pr_err("ACPI call to get Battery Charge Mode failed\n");
+ return;
+ }
+
+ if (out[0] != TOS_SUCCESS && out[0] != TOS_SUCCESS2)
+ return;
+
+ dev->battery_charge_mode_supported = 1;
+}
+
+static int toshiba_battery_charge_mode_get(struct toshiba_acpi_dev *dev, u32 *state)
+{
+ u32 in[TCI_WORDS] = { HCI_GET, HCI_BATTERY_CHARGE_MODE, 0, 0, 0, 0x1 };
+ u32 out[TCI_WORDS];
+ int retries = 3;
+
+ do {
+ acpi_status status = tci_raw(dev, in, out);
+
+ if (ACPI_FAILURE(status))
+ pr_err("ACPI call to get Battery Charge Mode failed\n");
+ switch (out[0]) {
+ case TOS_SUCCESS:
+ case TOS_SUCCESS2:
+ *state = out[2];
+ return 0;
+ case TOS_NOT_SUPPORTED:
+ return -ENODEV;
+ case TOS_DATA_NOT_AVAILABLE:
+ retries--;
+ break;
+ default:
+ return -EIO;
+ }
+ } while (retries);
+
+ return -EIO;
+}
+
+static int toshiba_battery_charge_mode_set(struct toshiba_acpi_dev *dev, u32 state)
+{
+ u32 result = hci_write(dev, HCI_BATTERY_CHARGE_MODE, state);
+
+ if (result == TOS_FAILURE)
+ pr_err("ACPI call to set Battery Charge Mode failed\n");
+
+ if (result == TOS_NOT_SUPPORTED)
+ return -ENODEV;
+
+ return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
+}
+
/* Transflective Backlight */
static int get_tr_backlight_status(struct toshiba_acpi_dev *dev, u32 *status)
{
@@ -1616,6 +1689,29 @@ static const struct proc_ops fan_proc_ops = {
.proc_write = fan_proc_write,
};
+/* Fan RPM */
+static int get_fan_rpm(struct toshiba_acpi_dev *dev, u32 *rpm)
+{
+ u32 in[TCI_WORDS] = { HCI_GET, HCI_FAN_RPM, 0, 1, 0, 0 };
+ u32 out[TCI_WORDS];
+ acpi_status status = tci_raw(dev, in, out);
+
+ if (ACPI_FAILURE(status)) {
+ pr_err("ACPI call to get Fan speed failed\n");
+ return -EIO;
+ }
+
+ if (out[0] == TOS_NOT_SUPPORTED)
+ return -ENODEV;
+
+ if (out[0] == TOS_SUCCESS) {
+ *rpm = out[2];
+ return 0;
+ }
+
+ return -EIO;
+}
+
static int keys_proc_show(struct seq_file *m, void *v)
{
struct toshiba_acpi_dev *dev = m->private;
@@ -2786,6 +2882,7 @@ static int toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev)
dev->hotkey_dev->name = "Toshiba input device";
dev->hotkey_dev->phys = "toshiba_acpi/input0";
dev->hotkey_dev->id.bustype = BUS_HOST;
+ dev->hotkey_dev->dev.parent = &dev->acpi_dev->dev;
if (dev->hotkey_event_type == HCI_SYSTEM_TYPE1 ||
!dev->kbd_function_keys_supported)
@@ -2881,14 +2978,6 @@ static int toshiba_acpi_setup_backlight(struct toshiba_acpi_dev *dev)
return 0;
}
- /*
- * Tell acpi-video-detect code to prefer vendor backlight on all
- * systems with transflective backlight and on dmi matched systems.
- */
- if (dev->tr_backlight_supported ||
- dmi_check_system(toshiba_vendor_backlight_dmi))
- acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
-
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
return 0;
@@ -2916,6 +3005,139 @@ static int toshiba_acpi_setup_backlight(struct toshiba_acpi_dev *dev)
return 0;
}
+/* HWMON support for fan */
+#if IS_ENABLED(CONFIG_HWMON)
+static umode_t toshiba_acpi_hwmon_is_visible(const void *drvdata,
+ enum hwmon_sensor_types type,
+ u32 attr, int channel)
+{
+ return 0444;
+}
+
+static int toshiba_acpi_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
+ u32 attr, int channel, long *val)
+{
+ /*
+ * There is only a single channel and single attribute (for the
+ * fan) at this point.
+ * This can be replaced with more advanced logic in the future,
+ * should the need arise.
+ */
+ if (type == hwmon_fan && channel == 0 && attr == hwmon_fan_input) {
+ u32 value;
+ int ret;
+
+ ret = get_fan_rpm(toshiba_acpi, &value);
+ if (ret)
+ return ret;
+
+ *val = value;
+ return 0;
+ }
+ return -EOPNOTSUPP;
+}
+
+static const struct hwmon_channel_info *toshiba_acpi_hwmon_info[] = {
+ HWMON_CHANNEL_INFO(fan, HWMON_F_INPUT),
+ NULL
+};
+
+static const struct hwmon_ops toshiba_acpi_hwmon_ops = {
+ .is_visible = toshiba_acpi_hwmon_is_visible,
+ .read = toshiba_acpi_hwmon_read,
+};
+
+static const struct hwmon_chip_info toshiba_acpi_hwmon_chip_info = {
+ .ops = &toshiba_acpi_hwmon_ops,
+ .info = toshiba_acpi_hwmon_info,
+};
+#endif
+
+/* ACPI battery hooking */
+static ssize_t charge_control_end_threshold_show(struct device *device,
+ struct device_attribute *attr,
+ char *buf)
+{
+ u32 state;
+ int status;
+
+ if (toshiba_acpi == NULL) {
+ pr_err("Toshiba ACPI object invalid\n");
+ return -ENODEV;
+ }
+
+ status = toshiba_battery_charge_mode_get(toshiba_acpi, &state);
+
+ if (status != 0)
+ return status;
+
+ if (state == 1)
+ return sprintf(buf, "80\n");
+ else
+ return sprintf(buf, "100\n");
+}
+
+static ssize_t charge_control_end_threshold_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ u32 value;
+ int rval;
+
+ if (toshiba_acpi == NULL) {
+ pr_err("Toshiba ACPI object invalid\n");
+ return -ENODEV;
+ }
+
+ rval = kstrtou32(buf, 10, &value);
+ if (rval)
+ return rval;
+
+ if (value < 1 || value > 100)
+ return -EINVAL;
+ rval = toshiba_battery_charge_mode_set(toshiba_acpi,
+ (value < 90) ? 1 : 0);
+ if (rval < 0)
+ return rval;
+ else
+ return count;
+}
+
+static DEVICE_ATTR_RW(charge_control_end_threshold);
+
+static struct attribute *toshiba_acpi_battery_attrs[] = {
+ &dev_attr_charge_control_end_threshold.attr,
+ NULL,
+};
+
+ATTRIBUTE_GROUPS(toshiba_acpi_battery);
+
+static int toshiba_acpi_battery_add(struct power_supply *battery)
+{
+ if (toshiba_acpi == NULL) {
+ pr_err("Init order issue\n");
+ return -ENODEV;
+ }
+ if (!toshiba_acpi->battery_charge_mode_supported)
+ return -ENODEV;
+ if (device_add_groups(&battery->dev, toshiba_acpi_battery_groups))
+ return -ENODEV;
+ return 0;
+}
+
+static int toshiba_acpi_battery_remove(struct power_supply *battery)
+{
+ device_remove_groups(&battery->dev, toshiba_acpi_battery_groups);
+ return 0;
+}
+
+static struct acpi_battery_hook battery_hook = {
+ .add_battery = toshiba_acpi_battery_add,
+ .remove_battery = toshiba_acpi_battery_remove,
+ .name = "Toshiba Battery Extension",
+};
+
static void print_supported_features(struct toshiba_acpi_dev *dev)
{
pr_info("Supported laptop features:");
@@ -2928,6 +3150,8 @@ static void print_supported_features(struct toshiba_acpi_dev *dev)
pr_cont(" video-out");
if (dev->fan_supported)
pr_cont(" fan");
+ if (dev->fan_rpm_supported)
+ pr_cont(" fan-rpm");
if (dev->tr_backlight_supported)
pr_cont(" transflective-backlight");
if (dev->illumination_supported)
@@ -2956,6 +3180,8 @@ static void print_supported_features(struct toshiba_acpi_dev *dev)
pr_cont(" wwan");
if (dev->cooling_method_supported)
pr_cont(" cooling-method");
+ if (dev->battery_charge_mode_supported)
+ pr_cont(" battery-charge-mode");
pr_cont("\n");
}
@@ -2968,6 +3194,11 @@ static int toshiba_acpi_remove(struct acpi_device *acpi_dev)
remove_toshiba_proc_entries(dev);
+#if IS_ENABLED(CONFIG_HWMON)
+ if (dev->hwmon_device)
+ hwmon_device_unregister(dev->hwmon_device);
+#endif
+
if (dev->accelerometer_supported && dev->indio_dev) {
iio_device_unregister(dev->indio_dev);
iio_device_free(dev->indio_dev);
@@ -2996,6 +3227,9 @@ static int toshiba_acpi_remove(struct acpi_device *acpi_dev)
rfkill_destroy(dev->wwan_rfk);
}
+ if (dev->battery_charge_mode_supported)
+ battery_hook_unregister(&battery_hook);
+
if (toshiba_acpi)
toshiba_acpi = NULL;
@@ -3015,6 +3249,43 @@ static const char *find_hci_method(acpi_handle handle)
return NULL;
}
+/*
+ * Some Toshibas have a broken acpi-video interface for brightness control,
+ * these are quirked in drivers/acpi/video_detect.c to use the GPU native
+ * (/sys/class/backlight/intel_backlight) instead.
+ * But these need a HCI_SET call to actually turn the panel back on at resume,
+ * without this call the screen stays black at resume.
+ * Either HCI_LCD_BRIGHTNESS (used by acpi_video's _BCM) or HCI_PANEL_POWER_ON
+ * works. toshiba_acpi_resume() uses HCI_PANEL_POWER_ON to avoid changing
+ * the configured brightness level.
+ */
+static const struct dmi_system_id turn_on_panel_on_resume_dmi_ids[] = {
+ {
+ /* Toshiba Portégé R700 */
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R700"),
+ },
+ },
+ {
+ /* Toshiba Satellite/Portégé R830 */
+ /* Portégé: https://bugs.freedesktop.org/show_bug.cgi?id=82634 */
+ /* Satellite: https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "R830"),
+ },
+ },
+ {
+ /* Toshiba Satellite/Portégé Z830 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Z830"),
+ },
+ },
+};
+
static int toshiba_acpi_add(struct acpi_device *acpi_dev)
{
struct toshiba_acpi_dev *dev;
@@ -3157,12 +3428,32 @@ iio_error:
ret = get_fan_status(dev, &dummy);
dev->fan_supported = !ret;
+ ret = get_fan_rpm(dev, &dummy);
+ dev->fan_rpm_supported = !ret;
+
+#if IS_ENABLED(CONFIG_HWMON)
+ if (dev->fan_rpm_supported) {
+ dev->hwmon_device = hwmon_device_register_with_info(
+ &dev->acpi_dev->dev, "toshiba_acpi_sensors", NULL,
+ &toshiba_acpi_hwmon_chip_info, NULL);
+ if (IS_ERR(dev->hwmon_device)) {
+ dev->hwmon_device = NULL;
+ pr_warn("unable to register hwmon device, skipping\n");
+ }
+ }
+#endif
+
+ if (turn_on_panel_on_resume == -1)
+ turn_on_panel_on_resume = dmi_check_system(turn_on_panel_on_resume_dmi_ids);
+
toshiba_wwan_available(dev);
if (dev->wwan_supported)
toshiba_acpi_setup_wwan_rfkill(dev);
toshiba_cooling_method_available(dev);
+ toshiba_battery_charge_mode_available(dev);
+
print_supported_features(dev);
ret = sysfs_create_group(&dev->acpi_dev->dev.kobj,
@@ -3177,6 +3468,13 @@ iio_error:
toshiba_acpi = dev;
+ /*
+ * As the battery hook relies on the static variable toshiba_acpi being
+ * set, this must be done after toshiba_acpi is assigned.
+ */
+ if (dev->battery_charge_mode_supported)
+ battery_hook_register(&battery_hook);
+
return 0;
error:
@@ -3273,6 +3571,9 @@ static int toshiba_acpi_resume(struct device *device)
rfkill_set_hw_state(dev->wwan_rfk, !dev->killswitch);
}
+ if (turn_on_panel_on_resume)
+ hci_write(dev, HCI_PANEL_POWER_ON, 1);
+
return 0;
}
#endif
diff --git a/drivers/platform/x86/winmate-fm07-keys.c b/drivers/platform/x86/winmate-fm07-keys.c
index 2c90c5c7eca2..465ffad81a65 100644
--- a/drivers/platform/x86/winmate-fm07-keys.c
+++ b/drivers/platform/x86/winmate-fm07-keys.c
@@ -161,7 +161,7 @@ static int __init fm07keys_init(void)
return ret;
}
- dev = platform_device_register_simple(DRV_NAME, -1, NULL, 0);
+ dev = platform_device_register_simple(DRV_NAME, PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(dev)) {
ret = PTR_ERR(dev);
pr_err("fm07keys: failed to allocate device, err = %d\n", ret);
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index aed293b5af81..223550a10d4d 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -95,9 +95,6 @@ module_param(debug_dump_wdg, bool, 0444);
MODULE_PARM_DESC(debug_dump_wdg,
"Dump available WMI interfaces [0/1]");
-static int acpi_wmi_remove(struct platform_device *device);
-static int acpi_wmi_probe(struct platform_device *device);
-
static const struct acpi_device_id wmi_device_ids[] = {
{"PNP0C14", 0},
{"pnp0c14", 0},
@@ -105,13 +102,10 @@ static const struct acpi_device_id wmi_device_ids[] = {
};
MODULE_DEVICE_TABLE(acpi, wmi_device_ids);
-static struct platform_driver acpi_wmi_driver = {
- .driver = {
- .name = "acpi-wmi",
- .acpi_match_table = wmi_device_ids,
- },
- .probe = acpi_wmi_probe,
- .remove = acpi_wmi_remove,
+/* allow duplicate GUIDs as these device drivers use struct wmi_driver */
+static const char * const allow_duplicates[] = {
+ "05901221-D566-11D1-B2F0-00A0C9062910", /* wmi-bmof */
+ NULL
};
/*
@@ -1073,6 +1067,23 @@ static const struct device_type wmi_type_data = {
.release = wmi_dev_release,
};
+/*
+ * _WDG is a static list that is only parsed at startup,
+ * so it's safe to count entries without extra protection.
+ */
+static int guid_count(const guid_t *guid)
+{
+ struct wmi_block *wblock;
+ int count = 0;
+
+ list_for_each_entry(wblock, &wmi_block_list, list) {
+ if (guid_equal(&wblock->gblock.guid, guid))
+ count++;
+ }
+
+ return count;
+}
+
static int wmi_create_device(struct device *wmi_bus_dev,
struct wmi_block *wblock,
struct acpi_device *device)
@@ -1080,6 +1091,7 @@ static int wmi_create_device(struct device *wmi_bus_dev,
struct acpi_device_info *info;
char method[WMI_ACPI_METHOD_NAME_SIZE];
int result;
+ uint count;
if (wblock->gblock.flags & ACPI_WMI_EVENT) {
wblock->dev.dev.type = &wmi_type_event;
@@ -1134,7 +1146,11 @@ static int wmi_create_device(struct device *wmi_bus_dev,
wblock->dev.dev.bus = &wmi_bus_type;
wblock->dev.dev.parent = wmi_bus_dev;
- dev_set_name(&wblock->dev.dev, "%pUL", &wblock->gblock.guid);
+ count = guid_count(&wblock->gblock.guid);
+ if (count)
+ dev_set_name(&wblock->dev.dev, "%pUL-%d", &wblock->gblock.guid, count);
+ else
+ dev_set_name(&wblock->dev.dev, "%pUL", &wblock->gblock.guid);
device_initialize(&wblock->dev.dev);
@@ -1154,11 +1170,20 @@ static void wmi_free_devices(struct acpi_device *device)
}
}
-static bool guid_already_parsed(struct acpi_device *device, const guid_t *guid)
+static bool guid_already_parsed_for_legacy(struct acpi_device *device, const guid_t *guid)
{
struct wmi_block *wblock;
list_for_each_entry(wblock, &wmi_block_list, list) {
+ /* skip warning and register if we know the driver will use struct wmi_driver */
+ for (int i = 0; allow_duplicates[i] != NULL; i++) {
+ guid_t tmp;
+
+ if (guid_parse(allow_duplicates[i], &tmp))
+ continue;
+ if (guid_equal(&tmp, guid))
+ return false;
+ }
if (guid_equal(&wblock->gblock.guid, guid)) {
/*
* Because we historically didn't track the relationship
@@ -1208,13 +1233,7 @@ static int parse_wdg(struct device *wmi_bus_dev, struct acpi_device *device)
if (debug_dump_wdg)
wmi_dump_wdg(&gblock[i]);
- /*
- * Some WMI devices, like those for nVidia hooks, have a
- * duplicate GUID. It's not clear what we should do in this
- * case yet, so for now, we'll just ignore the duplicate
- * for device creation.
- */
- if (guid_already_parsed(device, &gblock[i].guid))
+ if (guid_already_parsed_for_legacy(device, &gblock[i].guid))
continue;
wblock = kzalloc(sizeof(*wblock), GFP_KERNEL);
@@ -1449,6 +1468,15 @@ void wmi_driver_unregister(struct wmi_driver *driver)
}
EXPORT_SYMBOL(wmi_driver_unregister);
+static struct platform_driver acpi_wmi_driver = {
+ .driver = {
+ .name = "acpi-wmi",
+ .acpi_match_table = wmi_device_ids,
+ },
+ .probe = acpi_wmi_probe,
+ .remove = acpi_wmi_remove,
+};
+
static int __init acpi_wmi_init(void)
{
int error;