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authorLinus Torvalds <torvalds@linux-foundation.org>2022-10-08 18:56:37 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-10-08 18:56:37 +0300
commita09476668e3016ea4a7b0a7ebd02f44e0546c12c (patch)
tree0a2e435d40b1785bc3df0c455fbf858adc28d36c /drivers/hwtracing/coresight
parente8bc52cb8df80c31c73c726ab58ea9746e9ff734 (diff)
parent7cd04013fbf3e6dcb67ca6b59aa813269a2ad9ce (diff)
downloadlinux-a09476668e3016ea4a7b0a7ebd02f44e0546c12c.tar.xz
Merge tag 'char-misc-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc and other driver updates from Greg KH: "Here is the large set of char/misc and other small driver subsystem changes for 6.1-rc1. Loads of different things in here: - IIO driver updates, additions, and changes. Probably the largest part of the diffstat - habanalabs driver update with support for new hardware and features, the second largest part of the diff. - fpga subsystem driver updates and additions - mhi subsystem updates - Coresight driver updates - gnss subsystem updates - extcon driver updates - icc subsystem updates - fsi subsystem updates - nvmem subsystem and driver updates - misc driver updates - speakup driver additions for new features - lots of tiny driver updates and cleanups All of these have been in the linux-next tree for a while with no reported issues" * tag 'char-misc-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (411 commits) w1: Split memcpy() of struct cn_msg flexible array spmi: pmic-arb: increase SPMI transaction timeout delay spmi: pmic-arb: block access for invalid PMIC arbiter v5 SPMI writes spmi: pmic-arb: correct duplicate APID to PPID mapping logic spmi: pmic-arb: add support to dispatch interrupt based on IRQ status spmi: pmic-arb: check apid against limits before calling irq handler spmi: pmic-arb: do not ack and clear peripheral interrupts in cleanup_irq spmi: pmic-arb: handle spurious interrupt spmi: pmic-arb: add a print in cleanup_irq drivers: spmi: Directly use ida_alloc()/free() MAINTAINERS: add TI ECAP driver info counter: ti-ecap-capture: capture driver support for ECAP Documentation: ABI: sysfs-bus-counter: add frequency & num_overflows items dt-bindings: counter: add ti,am62-ecap-capture.yaml counter: Introduce the COUNTER_COMP_ARRAY component type counter: Consolidate Counter extension sysfs attribute creation counter: Introduce the Count capture component counter: 104-quad-8: Add Signal polarity component counter: Introduce the Signal polarity component counter: interrupt-cnt: Implement watch_validate callback ...
Diffstat (limited to 'drivers/hwtracing/coresight')
-rw-r--r--drivers/hwtracing/coresight/Kconfig4
-rw-r--r--drivers/hwtracing/coresight/coresight-catu.c27
-rw-r--r--drivers/hwtracing/coresight/coresight-catu.h8
-rw-r--r--drivers/hwtracing/coresight/coresight-core.c28
-rw-r--r--drivers/hwtracing/coresight/coresight-cti-sysfs.c213
-rw-r--r--drivers/hwtracing/coresight/coresight-etb10.c28
-rw-r--r--drivers/hwtracing/coresight/coresight-etm3x-sysfs.c34
-rw-r--r--drivers/hwtracing/coresight/coresight-etm4x-sysfs.c29
-rw-r--r--drivers/hwtracing/coresight/coresight-priv.h74
-rw-r--r--drivers/hwtracing/coresight/coresight-replicator.c10
-rw-r--r--drivers/hwtracing/coresight/coresight-stm.c40
-rw-r--r--drivers/hwtracing/coresight/coresight-tmc-core.c48
-rw-r--r--drivers/hwtracing/coresight/coresight-tmc.h4
13 files changed, 235 insertions, 312 deletions
diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig
index 514a9b8086e3..45c1eb5dfcb7 100644
--- a/drivers/hwtracing/coresight/Kconfig
+++ b/drivers/hwtracing/coresight/Kconfig
@@ -193,10 +193,10 @@ config CORESIGHT_TRBE
depends on ARM64 && CORESIGHT_SOURCE_ETM4X
help
This driver provides support for percpu Trace Buffer Extension (TRBE).
- TRBE always needs to be used along with it's corresponding percpu ETE
+ TRBE always needs to be used along with its corresponding percpu ETE
component. ETE generates trace data which is then captured with TRBE.
Unlike traditional sink devices, TRBE is a CPU feature accessible via
- system registers. But it's explicit dependency with trace unit (ETE)
+ system registers. But its explicit dependency with trace unit (ETE)
requires it to be plugged in as a coresight sink device.
To compile this driver as a module, choose M here: the module will be
diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c
index e0740c6dbd54..bc90a03f478f 100644
--- a/drivers/hwtracing/coresight/coresight-catu.c
+++ b/drivers/hwtracing/coresight/coresight-catu.c
@@ -365,26 +365,15 @@ static const struct etr_buf_operations etr_catu_buf_ops = {
.get_data = catu_get_data_etr_buf,
};
-coresight_simple_reg32(struct catu_drvdata, devid, CORESIGHT_DEVID);
-coresight_simple_reg32(struct catu_drvdata, control, CATU_CONTROL);
-coresight_simple_reg32(struct catu_drvdata, status, CATU_STATUS);
-coresight_simple_reg32(struct catu_drvdata, mode, CATU_MODE);
-coresight_simple_reg32(struct catu_drvdata, axictrl, CATU_AXICTRL);
-coresight_simple_reg32(struct catu_drvdata, irqen, CATU_IRQEN);
-coresight_simple_reg64(struct catu_drvdata, sladdr,
- CATU_SLADDRLO, CATU_SLADDRHI);
-coresight_simple_reg64(struct catu_drvdata, inaddr,
- CATU_INADDRLO, CATU_INADDRHI);
-
static struct attribute *catu_mgmt_attrs[] = {
- &dev_attr_devid.attr,
- &dev_attr_control.attr,
- &dev_attr_status.attr,
- &dev_attr_mode.attr,
- &dev_attr_axictrl.attr,
- &dev_attr_irqen.attr,
- &dev_attr_sladdr.attr,
- &dev_attr_inaddr.attr,
+ coresight_simple_reg32(devid, CORESIGHT_DEVID),
+ coresight_simple_reg32(control, CATU_CONTROL),
+ coresight_simple_reg32(status, CATU_STATUS),
+ coresight_simple_reg32(mode, CATU_MODE),
+ coresight_simple_reg32(axictrl, CATU_AXICTRL),
+ coresight_simple_reg32(irqen, CATU_IRQEN),
+ coresight_simple_reg64(sladdr, CATU_SLADDRLO, CATU_SLADDRHI),
+ coresight_simple_reg64(inaddr, CATU_INADDRLO, CATU_INADDRHI),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-catu.h b/drivers/hwtracing/coresight/coresight-catu.h
index 6160c2d75a56..442e034bbfba 100644
--- a/drivers/hwtracing/coresight/coresight-catu.h
+++ b/drivers/hwtracing/coresight/coresight-catu.h
@@ -70,24 +70,24 @@ struct catu_drvdata {
static inline u32 \
catu_read_##name(struct catu_drvdata *drvdata) \
{ \
- return coresight_read_reg_pair(drvdata->base, offset, -1); \
+ return csdev_access_relaxed_read32(&drvdata->csdev->access, offset); \
} \
static inline void \
catu_write_##name(struct catu_drvdata *drvdata, u32 val) \
{ \
- coresight_write_reg_pair(drvdata->base, val, offset, -1); \
+ csdev_access_relaxed_write32(&drvdata->csdev->access, val, offset); \
}
#define CATU_REG_PAIR(name, lo_off, hi_off) \
static inline u64 \
catu_read_##name(struct catu_drvdata *drvdata) \
{ \
- return coresight_read_reg_pair(drvdata->base, lo_off, hi_off); \
+ return csdev_access_relaxed_read_pair(&drvdata->csdev->access, lo_off, hi_off); \
} \
static inline void \
catu_write_##name(struct catu_drvdata *drvdata, u64 val) \
{ \
- coresight_write_reg_pair(drvdata->base, val, lo_off, hi_off); \
+ csdev_access_relaxed_write_pair(&drvdata->csdev->access, val, lo_off, hi_off); \
}
CATU_REG32(control, CATU_CONTROL);
diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
index 1edfec1e9d18..d5dbc67bacb4 100644
--- a/drivers/hwtracing/coresight/coresight-core.c
+++ b/drivers/hwtracing/coresight/coresight-core.c
@@ -60,6 +60,34 @@ EXPORT_SYMBOL_GPL(coresight_barrier_pkt);
static const struct cti_assoc_op *cti_assoc_ops;
+ssize_t coresight_simple_show_pair(struct device *_dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct coresight_device *csdev = container_of(_dev, struct coresight_device, dev);
+ struct cs_pair_attribute *cs_attr = container_of(attr, struct cs_pair_attribute, attr);
+ u64 val;
+
+ pm_runtime_get_sync(_dev->parent);
+ val = csdev_access_relaxed_read_pair(&csdev->access, cs_attr->lo_off, cs_attr->hi_off);
+ pm_runtime_put_sync(_dev->parent);
+ return sysfs_emit(buf, "0x%llx\n", val);
+}
+EXPORT_SYMBOL_GPL(coresight_simple_show_pair);
+
+ssize_t coresight_simple_show32(struct device *_dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct coresight_device *csdev = container_of(_dev, struct coresight_device, dev);
+ struct cs_off_attribute *cs_attr = container_of(attr, struct cs_off_attribute, attr);
+ u64 val;
+
+ pm_runtime_get_sync(_dev->parent);
+ val = csdev_access_relaxed_read32(&csdev->access, cs_attr->off);
+ pm_runtime_put_sync(_dev->parent);
+ return sysfs_emit(buf, "0x%llx\n", val);
+}
+EXPORT_SYMBOL_GPL(coresight_simple_show32);
+
void coresight_set_cti_ops(const struct cti_assoc_op *cti_op)
{
cti_assoc_ops = cti_op;
diff --git a/drivers/hwtracing/coresight/coresight-cti-sysfs.c b/drivers/hwtracing/coresight/coresight-cti-sysfs.c
index 7ff7e7780bbf..6d59c815ecf5 100644
--- a/drivers/hwtracing/coresight/coresight-cti-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-cti-sysfs.c
@@ -163,48 +163,82 @@ static struct attribute *coresight_cti_attrs[] = {
/* register based attributes */
-/* macro to access RO registers with power check only (no enable check). */
-#define coresight_cti_reg(name, offset) \
-static ssize_t name##_show(struct device *dev, \
- struct device_attribute *attr, char *buf) \
-{ \
- struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent); \
- u32 val = 0; \
- pm_runtime_get_sync(dev->parent); \
- spin_lock(&drvdata->spinlock); \
- if (drvdata->config.hw_powered) \
- val = readl_relaxed(drvdata->base + offset); \
- spin_unlock(&drvdata->spinlock); \
- pm_runtime_put_sync(dev->parent); \
- return sprintf(buf, "0x%x\n", val); \
-} \
-static DEVICE_ATTR_RO(name)
+/* Read registers with power check only (no enable check). */
+static ssize_t coresight_cti_reg_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent);
+ struct cs_off_attribute *cti_attr = container_of(attr, struct cs_off_attribute, attr);
+ u32 val = 0;
-/* coresight management registers */
-coresight_cti_reg(devaff0, CTIDEVAFF0);
-coresight_cti_reg(devaff1, CTIDEVAFF1);
-coresight_cti_reg(authstatus, CORESIGHT_AUTHSTATUS);
-coresight_cti_reg(devarch, CORESIGHT_DEVARCH);
-coresight_cti_reg(devid, CORESIGHT_DEVID);
-coresight_cti_reg(devtype, CORESIGHT_DEVTYPE);
-coresight_cti_reg(pidr0, CORESIGHT_PERIPHIDR0);
-coresight_cti_reg(pidr1, CORESIGHT_PERIPHIDR1);
-coresight_cti_reg(pidr2, CORESIGHT_PERIPHIDR2);
-coresight_cti_reg(pidr3, CORESIGHT_PERIPHIDR3);
-coresight_cti_reg(pidr4, CORESIGHT_PERIPHIDR4);
+ pm_runtime_get_sync(dev->parent);
+ spin_lock(&drvdata->spinlock);
+ if (drvdata->config.hw_powered)
+ val = readl_relaxed(drvdata->base + cti_attr->off);
+ spin_unlock(&drvdata->spinlock);
+ pm_runtime_put_sync(dev->parent);
+ return sysfs_emit(buf, "0x%x\n", val);
+}
+/* Write registers with power check only (no enable check). */
+static __maybe_unused ssize_t coresight_cti_reg_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t size)
+{
+ struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent);
+ struct cs_off_attribute *cti_attr = container_of(attr, struct cs_off_attribute, attr);
+ unsigned long val = 0;
+
+ if (kstrtoul(buf, 0, &val))
+ return -EINVAL;
+
+ pm_runtime_get_sync(dev->parent);
+ spin_lock(&drvdata->spinlock);
+ if (drvdata->config.hw_powered)
+ cti_write_single_reg(drvdata, cti_attr->off, val);
+ spin_unlock(&drvdata->spinlock);
+ pm_runtime_put_sync(dev->parent);
+ return size;
+}
+
+#define coresight_cti_reg(name, offset) \
+ (&((struct cs_off_attribute[]) { \
+ { \
+ __ATTR(name, 0444, coresight_cti_reg_show, NULL), \
+ offset \
+ } \
+ })[0].attr.attr)
+
+#define coresight_cti_reg_rw(name, offset) \
+ (&((struct cs_off_attribute[]) { \
+ { \
+ __ATTR(name, 0644, coresight_cti_reg_show, \
+ coresight_cti_reg_store), \
+ offset \
+ } \
+ })[0].attr.attr)
+
+#define coresight_cti_reg_wo(name, offset) \
+ (&((struct cs_off_attribute[]) { \
+ { \
+ __ATTR(name, 0200, NULL, coresight_cti_reg_store), \
+ offset \
+ } \
+ })[0].attr.attr)
+
+/* coresight management registers */
static struct attribute *coresight_cti_mgmt_attrs[] = {
- &dev_attr_devaff0.attr,
- &dev_attr_devaff1.attr,
- &dev_attr_authstatus.attr,
- &dev_attr_devarch.attr,
- &dev_attr_devid.attr,
- &dev_attr_devtype.attr,
- &dev_attr_pidr0.attr,
- &dev_attr_pidr1.attr,
- &dev_attr_pidr2.attr,
- &dev_attr_pidr3.attr,
- &dev_attr_pidr4.attr,
+ coresight_cti_reg(devaff0, CTIDEVAFF0),
+ coresight_cti_reg(devaff1, CTIDEVAFF1),
+ coresight_cti_reg(authstatus, CORESIGHT_AUTHSTATUS),
+ coresight_cti_reg(devarch, CORESIGHT_DEVARCH),
+ coresight_cti_reg(devid, CORESIGHT_DEVID),
+ coresight_cti_reg(devtype, CORESIGHT_DEVTYPE),
+ coresight_cti_reg(pidr0, CORESIGHT_PERIPHIDR0),
+ coresight_cti_reg(pidr1, CORESIGHT_PERIPHIDR1),
+ coresight_cti_reg(pidr2, CORESIGHT_PERIPHIDR2),
+ coresight_cti_reg(pidr3, CORESIGHT_PERIPHIDR3),
+ coresight_cti_reg(pidr4, CORESIGHT_PERIPHIDR4),
NULL,
};
@@ -454,86 +488,11 @@ static ssize_t apppulse_store(struct device *dev,
}
static DEVICE_ATTR_WO(apppulse);
-coresight_cti_reg(triginstatus, CTITRIGINSTATUS);
-coresight_cti_reg(trigoutstatus, CTITRIGOUTSTATUS);
-coresight_cti_reg(chinstatus, CTICHINSTATUS);
-coresight_cti_reg(choutstatus, CTICHOUTSTATUS);
-
/*
* Define CONFIG_CORESIGHT_CTI_INTEGRATION_REGS to enable the access to the
* integration control registers. Normally only used to investigate connection
* data.
*/
-#ifdef CONFIG_CORESIGHT_CTI_INTEGRATION_REGS
-
-/* macro to access RW registers with power check only (no enable check). */
-#define coresight_cti_reg_rw(name, offset) \
-static ssize_t name##_show(struct device *dev, \
- struct device_attribute *attr, char *buf) \
-{ \
- struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent); \
- u32 val = 0; \
- pm_runtime_get_sync(dev->parent); \
- spin_lock(&drvdata->spinlock); \
- if (drvdata->config.hw_powered) \
- val = readl_relaxed(drvdata->base + offset); \
- spin_unlock(&drvdata->spinlock); \
- pm_runtime_put_sync(dev->parent); \
- return sprintf(buf, "0x%x\n", val); \
-} \
- \
-static ssize_t name##_store(struct device *dev, \
- struct device_attribute *attr, \
- const char *buf, size_t size) \
-{ \
- struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent); \
- unsigned long val = 0; \
- if (kstrtoul(buf, 0, &val)) \
- return -EINVAL; \
- \
- pm_runtime_get_sync(dev->parent); \
- spin_lock(&drvdata->spinlock); \
- if (drvdata->config.hw_powered) \
- cti_write_single_reg(drvdata, offset, val); \
- spin_unlock(&drvdata->spinlock); \
- pm_runtime_put_sync(dev->parent); \
- return size; \
-} \
-static DEVICE_ATTR_RW(name)
-
-/* macro to access WO registers with power check only (no enable check). */
-#define coresight_cti_reg_wo(name, offset) \
-static ssize_t name##_store(struct device *dev, \
- struct device_attribute *attr, \
- const char *buf, size_t size) \
-{ \
- struct cti_drvdata *drvdata = dev_get_drvdata(dev->parent); \
- unsigned long val = 0; \
- if (kstrtoul(buf, 0, &val)) \
- return -EINVAL; \
- \
- pm_runtime_get_sync(dev->parent); \
- spin_lock(&drvdata->spinlock); \
- if (drvdata->config.hw_powered) \
- cti_write_single_reg(drvdata, offset, val); \
- spin_unlock(&drvdata->spinlock); \
- pm_runtime_put_sync(dev->parent); \
- return size; \
-} \
-static DEVICE_ATTR_WO(name)
-
-coresight_cti_reg_rw(itchout, ITCHOUT);
-coresight_cti_reg_rw(ittrigout, ITTRIGOUT);
-coresight_cti_reg_rw(itctrl, CORESIGHT_ITCTRL);
-coresight_cti_reg_wo(itchinack, ITCHINACK);
-coresight_cti_reg_wo(ittriginack, ITTRIGINACK);
-coresight_cti_reg(ittrigin, ITTRIGIN);
-coresight_cti_reg(itchin, ITCHIN);
-coresight_cti_reg(itchoutack, ITCHOUTACK);
-coresight_cti_reg(ittrigoutack, ITTRIGOUTACK);
-
-#endif /* CORESIGHT_CTI_INTEGRATION_REGS */
-
static struct attribute *coresight_cti_regs_attrs[] = {
&dev_attr_inout_sel.attr,
&dev_attr_inen.attr,
@@ -544,20 +503,20 @@ static struct attribute *coresight_cti_regs_attrs[] = {
&dev_attr_appset.attr,
&dev_attr_appclear.attr,
&dev_attr_apppulse.attr,
- &dev_attr_triginstatus.attr,
- &dev_attr_trigoutstatus.attr,
- &dev_attr_chinstatus.attr,
- &dev_attr_choutstatus.attr,
+ coresight_cti_reg(triginstatus, CTITRIGINSTATUS),
+ coresight_cti_reg(trigoutstatus, CTITRIGOUTSTATUS),
+ coresight_cti_reg(chinstatus, CTICHINSTATUS),
+ coresight_cti_reg(choutstatus, CTICHOUTSTATUS),
#ifdef CONFIG_CORESIGHT_CTI_INTEGRATION_REGS
- &dev_attr_itctrl.attr,
- &dev_attr_ittrigin.attr,
- &dev_attr_itchin.attr,
- &dev_attr_ittrigout.attr,
- &dev_attr_itchout.attr,
- &dev_attr_itchoutack.attr,
- &dev_attr_ittrigoutack.attr,
- &dev_attr_ittriginack.attr,
- &dev_attr_itchinack.attr,
+ coresight_cti_reg_rw(itctrl, CORESIGHT_ITCTRL),
+ coresight_cti_reg(ittrigin, ITTRIGIN),
+ coresight_cti_reg(itchin, ITCHIN),
+ coresight_cti_reg_rw(ittrigout, ITTRIGOUT),
+ coresight_cti_reg_rw(itchout, ITCHOUT),
+ coresight_cti_reg(itchoutack, ITCHOUTACK),
+ coresight_cti_reg(ittrigoutack, ITTRIGOUTACK),
+ coresight_cti_reg_wo(ittriginack, ITTRIGINACK),
+ coresight_cti_reg_wo(itchinack, ITCHINACK),
#endif
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
index efa39820acec..8aa6e4f83e42 100644
--- a/drivers/hwtracing/coresight/coresight-etb10.c
+++ b/drivers/hwtracing/coresight/coresight-etb10.c
@@ -655,27 +655,15 @@ static const struct file_operations etb_fops = {
.llseek = no_llseek,
};
-#define coresight_etb10_reg(name, offset) \
- coresight_simple_reg32(struct etb_drvdata, name, offset)
-
-coresight_etb10_reg(rdp, ETB_RAM_DEPTH_REG);
-coresight_etb10_reg(sts, ETB_STATUS_REG);
-coresight_etb10_reg(rrp, ETB_RAM_READ_POINTER);
-coresight_etb10_reg(rwp, ETB_RAM_WRITE_POINTER);
-coresight_etb10_reg(trg, ETB_TRG);
-coresight_etb10_reg(ctl, ETB_CTL_REG);
-coresight_etb10_reg(ffsr, ETB_FFSR);
-coresight_etb10_reg(ffcr, ETB_FFCR);
-
static struct attribute *coresight_etb_mgmt_attrs[] = {
- &dev_attr_rdp.attr,
- &dev_attr_sts.attr,
- &dev_attr_rrp.attr,
- &dev_attr_rwp.attr,
- &dev_attr_trg.attr,
- &dev_attr_ctl.attr,
- &dev_attr_ffsr.attr,
- &dev_attr_ffcr.attr,
+ coresight_simple_reg32(rdp, ETB_RAM_DEPTH_REG),
+ coresight_simple_reg32(sts, ETB_STATUS_REG),
+ coresight_simple_reg32(rrp, ETB_RAM_READ_POINTER),
+ coresight_simple_reg32(rwp, ETB_RAM_WRITE_POINTER),
+ coresight_simple_reg32(trg, ETB_TRG),
+ coresight_simple_reg32(ctl, ETB_CTL_REG),
+ coresight_simple_reg32(ffsr, ETB_FFSR),
+ coresight_simple_reg32(ffcr, ETB_FFCR),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-etm3x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm3x-sysfs.c
index 68fcbf4ce7a8..fd81eca3ec18 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x-sysfs.c
@@ -1252,31 +1252,17 @@ static struct attribute *coresight_etm_attrs[] = {
NULL,
};
-#define coresight_etm3x_reg(name, offset) \
- coresight_simple_reg32(struct etm_drvdata, name, offset)
-
-coresight_etm3x_reg(etmccr, ETMCCR);
-coresight_etm3x_reg(etmccer, ETMCCER);
-coresight_etm3x_reg(etmscr, ETMSCR);
-coresight_etm3x_reg(etmidr, ETMIDR);
-coresight_etm3x_reg(etmcr, ETMCR);
-coresight_etm3x_reg(etmtraceidr, ETMTRACEIDR);
-coresight_etm3x_reg(etmteevr, ETMTEEVR);
-coresight_etm3x_reg(etmtssvr, ETMTSSCR);
-coresight_etm3x_reg(etmtecr1, ETMTECR1);
-coresight_etm3x_reg(etmtecr2, ETMTECR2);
-
static struct attribute *coresight_etm_mgmt_attrs[] = {
- &dev_attr_etmccr.attr,
- &dev_attr_etmccer.attr,
- &dev_attr_etmscr.attr,
- &dev_attr_etmidr.attr,
- &dev_attr_etmcr.attr,
- &dev_attr_etmtraceidr.attr,
- &dev_attr_etmteevr.attr,
- &dev_attr_etmtssvr.attr,
- &dev_attr_etmtecr1.attr,
- &dev_attr_etmtecr2.attr,
+ coresight_simple_reg32(etmccr, ETMCCR),
+ coresight_simple_reg32(etmccer, ETMCCER),
+ coresight_simple_reg32(etmscr, ETMSCR),
+ coresight_simple_reg32(etmidr, ETMIDR),
+ coresight_simple_reg32(etmcr, ETMCR),
+ coresight_simple_reg32(etmtraceidr, ETMTRACEIDR),
+ coresight_simple_reg32(etmteevr, ETMTEEVR),
+ coresight_simple_reg32(etmtssvr, ETMTSSCR),
+ coresight_simple_reg32(etmtecr1, ETMTECR1),
+ coresight_simple_reg32(etmtecr2, ETMTECR2),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
index 6ea8181816fc..9cac848cffaf 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
@@ -2306,6 +2306,34 @@ static ssize_t cpu_show(struct device *dev,
}
static DEVICE_ATTR_RO(cpu);
+static ssize_t ts_source_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ int val;
+ struct etmv4_drvdata *drvdata = dev_get_drvdata(dev->parent);
+
+ if (!drvdata->trfcr) {
+ val = -1;
+ goto out;
+ }
+
+ switch (drvdata->trfcr & TRFCR_ELx_TS_MASK) {
+ case TRFCR_ELx_TS_VIRTUAL:
+ case TRFCR_ELx_TS_GUEST_PHYSICAL:
+ case TRFCR_ELx_TS_PHYSICAL:
+ val = FIELD_GET(TRFCR_ELx_TS_MASK, drvdata->trfcr);
+ break;
+ default:
+ val = -1;
+ break;
+ }
+
+out:
+ return sysfs_emit(buf, "%d\n", val);
+}
+static DEVICE_ATTR_RO(ts_source);
+
static struct attribute *coresight_etmv4_attrs[] = {
&dev_attr_nr_pe_cmp.attr,
&dev_attr_nr_addr_cmp.attr,
@@ -2360,6 +2388,7 @@ static struct attribute *coresight_etmv4_attrs[] = {
&dev_attr_vmid_val.attr,
&dev_attr_vmid_masks.attr,
&dev_attr_cpu.attr,
+ &dev_attr_ts_source.attr,
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h
index ff1dd2092ac5..595ce5862056 100644
--- a/drivers/hwtracing/coresight/coresight-priv.h
+++ b/drivers/hwtracing/coresight/coresight-priv.h
@@ -39,32 +39,37 @@
#define ETM_MODE_EXCL_KERN BIT(30)
#define ETM_MODE_EXCL_USER BIT(31)
+struct cs_pair_attribute {
+ struct device_attribute attr;
+ u32 lo_off;
+ u32 hi_off;
+};
+
+struct cs_off_attribute {
+ struct device_attribute attr;
+ u32 off;
+};
-typedef u32 (*coresight_read_fn)(const struct device *, u32 offset);
-#define __coresight_simple_func(type, func, name, lo_off, hi_off) \
-static ssize_t name##_show(struct device *_dev, \
- struct device_attribute *attr, char *buf) \
-{ \
- type *drvdata = dev_get_drvdata(_dev->parent); \
- coresight_read_fn fn = func; \
- u64 val; \
- pm_runtime_get_sync(_dev->parent); \
- if (fn) \
- val = (u64)fn(_dev->parent, lo_off); \
- else \
- val = coresight_read_reg_pair(drvdata->base, \
- lo_off, hi_off); \
- pm_runtime_put_sync(_dev->parent); \
- return scnprintf(buf, PAGE_SIZE, "0x%llx\n", val); \
-} \
-static DEVICE_ATTR_RO(name)
-
-#define coresight_simple_func(type, func, name, offset) \
- __coresight_simple_func(type, func, name, offset, -1)
-#define coresight_simple_reg32(type, name, offset) \
- __coresight_simple_func(type, NULL, name, offset, -1)
-#define coresight_simple_reg64(type, name, lo_off, hi_off) \
- __coresight_simple_func(type, NULL, name, lo_off, hi_off)
+extern ssize_t coresight_simple_show32(struct device *_dev,
+ struct device_attribute *attr, char *buf);
+extern ssize_t coresight_simple_show_pair(struct device *_dev,
+ struct device_attribute *attr, char *buf);
+
+#define coresight_simple_reg32(name, offset) \
+ (&((struct cs_off_attribute[]) { \
+ { \
+ __ATTR(name, 0444, coresight_simple_show32, NULL), \
+ offset \
+ } \
+ })[0].attr.attr)
+
+#define coresight_simple_reg64(name, lo_off, hi_off) \
+ (&((struct cs_pair_attribute[]) { \
+ { \
+ __ATTR(name, 0444, coresight_simple_show_pair, NULL), \
+ lo_off, hi_off \
+ } \
+ })[0].attr.attr)
extern const u32 coresight_barrier_pkt[4];
#define CORESIGHT_BARRIER_PKT_SIZE (sizeof(coresight_barrier_pkt))
@@ -127,25 +132,6 @@ static inline void CS_UNLOCK(void __iomem *addr)
} while (0);
}
-static inline u64
-coresight_read_reg_pair(void __iomem *addr, s32 lo_offset, s32 hi_offset)
-{
- u64 val;
-
- val = readl_relaxed(addr + lo_offset);
- val |= (hi_offset < 0) ? 0 :
- (u64)readl_relaxed(addr + hi_offset) << 32;
- return val;
-}
-
-static inline void coresight_write_reg_pair(void __iomem *addr, u64 val,
- s32 lo_offset, s32 hi_offset)
-{
- writel_relaxed((u32)val, addr + lo_offset);
- if (hi_offset >= 0)
- writel_relaxed((u32)(val >> 32), addr + hi_offset);
-}
-
void coresight_disable_path(struct list_head *path);
int coresight_enable_path(struct list_head *path, u32 mode, void *sink_data);
struct coresight_device *coresight_get_sink(struct list_head *path);
diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c
index b86acbc74cf0..4dd50546d7e4 100644
--- a/drivers/hwtracing/coresight/coresight-replicator.c
+++ b/drivers/hwtracing/coresight/coresight-replicator.c
@@ -196,15 +196,9 @@ static const struct coresight_ops replicator_cs_ops = {
.link_ops = &replicator_link_ops,
};
-#define coresight_replicator_reg(name, offset) \
- coresight_simple_reg32(struct replicator_drvdata, name, offset)
-
-coresight_replicator_reg(idfilter0, REPLICATOR_IDFILTER0);
-coresight_replicator_reg(idfilter1, REPLICATOR_IDFILTER1);
-
static struct attribute *replicator_mgmt_attrs[] = {
- &dev_attr_idfilter0.attr,
- &dev_attr_idfilter1.attr,
+ coresight_simple_reg32(idfilter0, REPLICATOR_IDFILTER0),
+ coresight_simple_reg32(idfilter1, REPLICATOR_IDFILTER1),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c
index bb14a3a8a921..463f449cfb79 100644
--- a/drivers/hwtracing/coresight/coresight-stm.c
+++ b/drivers/hwtracing/coresight/coresight-stm.c
@@ -634,22 +634,6 @@ static ssize_t traceid_store(struct device *dev,
}
static DEVICE_ATTR_RW(traceid);
-#define coresight_stm_reg(name, offset) \
- coresight_simple_reg32(struct stm_drvdata, name, offset)
-
-coresight_stm_reg(tcsr, STMTCSR);
-coresight_stm_reg(tsfreqr, STMTSFREQR);
-coresight_stm_reg(syncr, STMSYNCR);
-coresight_stm_reg(sper, STMSPER);
-coresight_stm_reg(spter, STMSPTER);
-coresight_stm_reg(privmaskr, STMPRIVMASKR);
-coresight_stm_reg(spscr, STMSPSCR);
-coresight_stm_reg(spmscr, STMSPMSCR);
-coresight_stm_reg(spfeat1r, STMSPFEAT1R);
-coresight_stm_reg(spfeat2r, STMSPFEAT2R);
-coresight_stm_reg(spfeat3r, STMSPFEAT3R);
-coresight_stm_reg(devid, CORESIGHT_DEVID);
-
static struct attribute *coresight_stm_attrs[] = {
&dev_attr_hwevent_enable.attr,
&dev_attr_hwevent_select.attr,
@@ -660,18 +644,18 @@ static struct attribute *coresight_stm_attrs[] = {
};
static struct attribute *coresight_stm_mgmt_attrs[] = {
- &dev_attr_tcsr.attr,
- &dev_attr_tsfreqr.attr,
- &dev_attr_syncr.attr,
- &dev_attr_sper.attr,
- &dev_attr_spter.attr,
- &dev_attr_privmaskr.attr,
- &dev_attr_spscr.attr,
- &dev_attr_spmscr.attr,
- &dev_attr_spfeat1r.attr,
- &dev_attr_spfeat2r.attr,
- &dev_attr_spfeat3r.attr,
- &dev_attr_devid.attr,
+ coresight_simple_reg32(tcsr, STMTCSR),
+ coresight_simple_reg32(tsfreqr, STMTSFREQR),
+ coresight_simple_reg32(syncr, STMSYNCR),
+ coresight_simple_reg32(sper, STMSPER),
+ coresight_simple_reg32(spter, STMSPTER),
+ coresight_simple_reg32(privmaskr, STMPRIVMASKR),
+ coresight_simple_reg32(spscr, STMSPSCR),
+ coresight_simple_reg32(spmscr, STMSPMSCR),
+ coresight_simple_reg32(spfeat1r, STMSPFEAT1R),
+ coresight_simple_reg32(spfeat2r, STMSPFEAT2R),
+ coresight_simple_reg32(spfeat3r, STMSPFEAT3R),
+ coresight_simple_reg32(devid, CORESIGHT_DEVID),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-tmc-core.c b/drivers/hwtracing/coresight/coresight-tmc-core.c
index d0276af82494..07abf28ad725 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-core.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-core.c
@@ -251,41 +251,21 @@ static enum tmc_mem_intf_width tmc_get_memwidth(u32 devid)
return memwidth;
}
-#define coresight_tmc_reg(name, offset) \
- coresight_simple_reg32(struct tmc_drvdata, name, offset)
-#define coresight_tmc_reg64(name, lo_off, hi_off) \
- coresight_simple_reg64(struct tmc_drvdata, name, lo_off, hi_off)
-
-coresight_tmc_reg(rsz, TMC_RSZ);
-coresight_tmc_reg(sts, TMC_STS);
-coresight_tmc_reg(trg, TMC_TRG);
-coresight_tmc_reg(ctl, TMC_CTL);
-coresight_tmc_reg(ffsr, TMC_FFSR);
-coresight_tmc_reg(ffcr, TMC_FFCR);
-coresight_tmc_reg(mode, TMC_MODE);
-coresight_tmc_reg(pscr, TMC_PSCR);
-coresight_tmc_reg(axictl, TMC_AXICTL);
-coresight_tmc_reg(authstatus, TMC_AUTHSTATUS);
-coresight_tmc_reg(devid, CORESIGHT_DEVID);
-coresight_tmc_reg64(rrp, TMC_RRP, TMC_RRPHI);
-coresight_tmc_reg64(rwp, TMC_RWP, TMC_RWPHI);
-coresight_tmc_reg64(dba, TMC_DBALO, TMC_DBAHI);
-
static struct attribute *coresight_tmc_mgmt_attrs[] = {
- &dev_attr_rsz.attr,
- &dev_attr_sts.attr,
- &dev_attr_rrp.attr,
- &dev_attr_rwp.attr,
- &dev_attr_trg.attr,
- &dev_attr_ctl.attr,
- &dev_attr_ffsr.attr,
- &dev_attr_ffcr.attr,
- &dev_attr_mode.attr,
- &dev_attr_pscr.attr,
- &dev_attr_devid.attr,
- &dev_attr_dba.attr,
- &dev_attr_axictl.attr,
- &dev_attr_authstatus.attr,
+ coresight_simple_reg32(rsz, TMC_RSZ),
+ coresight_simple_reg32(sts, TMC_STS),
+ coresight_simple_reg64(rrp, TMC_RRP, TMC_RRPHI),
+ coresight_simple_reg64(rwp, TMC_RWP, TMC_RWPHI),
+ coresight_simple_reg32(trg, TMC_TRG),
+ coresight_simple_reg32(ctl, TMC_CTL),
+ coresight_simple_reg32(ffsr, TMC_FFSR),
+ coresight_simple_reg32(ffcr, TMC_FFCR),
+ coresight_simple_reg32(mode, TMC_MODE),
+ coresight_simple_reg32(pscr, TMC_PSCR),
+ coresight_simple_reg32(devid, CORESIGHT_DEVID),
+ coresight_simple_reg64(dba, TMC_DBALO, TMC_DBAHI),
+ coresight_simple_reg32(axictl, TMC_AXICTL),
+ coresight_simple_reg32(authstatus, TMC_AUTHSTATUS),
NULL,
};
diff --git a/drivers/hwtracing/coresight/coresight-tmc.h b/drivers/hwtracing/coresight/coresight-tmc.h
index 6bec20a392b3..66959557cf39 100644
--- a/drivers/hwtracing/coresight/coresight-tmc.h
+++ b/drivers/hwtracing/coresight/coresight-tmc.h
@@ -282,12 +282,12 @@ ssize_t tmc_etr_get_sysfs_trace(struct tmc_drvdata *drvdata,
static inline u64 \
tmc_read_##name(struct tmc_drvdata *drvdata) \
{ \
- return coresight_read_reg_pair(drvdata->base, lo_off, hi_off); \
+ return csdev_access_relaxed_read_pair(&drvdata->csdev->access, lo_off, hi_off); \
} \
static inline void \
tmc_write_##name(struct tmc_drvdata *drvdata, u64 val) \
{ \
- coresight_write_reg_pair(drvdata->base, val, lo_off, hi_off); \
+ csdev_access_relaxed_write_pair(&drvdata->csdev->access, val, lo_off, hi_off); \
}
TMC_REG_PAIR(rrp, TMC_RRP, TMC_RRPHI)