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Commit 6f9f8541 authored by Kyle Yan's avatar Kyle Yan Committed by Gerrit - the friendly Code Review server
Browse files

Merge "coresight: tpdm: add read capability for msr" into msm-4.9

parents c712dc92 b34b2c00

drivers/hwtracing/coresight/coresight-tpdm.c

+89 −4
Original line number Diff line number Diff line
@@ -1702,6 +1702,27 @@ static ssize_t tpdm_store_bc_sw_inc(struct device *dev, 
static DEVICE_ATTR(bc_sw_inc, 0644,

		   tpdm_show_bc_sw_inc, tpdm_store_bc_sw_inc);



static ssize_t tpdm_show_bc_msr(struct device *dev,

				struct device_attribute *attr,

				char *buf)

{

	struct tpdm_drvdata *drvdata = dev_get_drvdata(dev->parent);

	unsigned int i;

	ssize_t len = 0;



	if (!drvdata->msr_support)

		return -EINVAL;



	if (!test_bit(TPDM_DS_BC, drvdata->datasets))

		return -EPERM;



	for (i = 0; i < TPDM_BC_MAX_MSR; i++)

		len += scnprintf(buf + len, PAGE_SIZE - len, "%u 0x%x\n",

				 i, drvdata->bc->msr[i]);



	return len;

}



static ssize_t tpdm_store_bc_msr(struct device *dev,

				 struct device_attribute *attr,

				 const char *buf,
@@ -1729,7 +1750,7 @@ static ssize_t tpdm_store_bc_msr(struct device *dev, 
	mutex_unlock(&drvdata->lock);

	return size;

}

static DEVICE_ATTR(bc_msr, 0200, NULL, tpdm_store_bc_msr);

static DEVICE_ATTR(bc_msr, 0644, tpdm_show_bc_msr, tpdm_store_bc_msr);



static ssize_t tpdm_show_tc_capture_mode(struct device *dev,

					 struct device_attribute *attr,
@@ -2576,6 +2597,27 @@ static ssize_t tpdm_store_tc_sw_inc(struct device *dev, 
static DEVICE_ATTR(tc_sw_inc, 0644,

		   tpdm_show_tc_sw_inc, tpdm_store_tc_sw_inc);



static ssize_t tpdm_show_tc_msr(struct device *dev,

				struct device_attribute *attr,

				char *buf)

{

	struct tpdm_drvdata *drvdata = dev_get_drvdata(dev->parent);

	unsigned int i;

	ssize_t len = 0;



	if (!drvdata->msr_support)

		return -EINVAL;



	if (!test_bit(TPDM_DS_TC, drvdata->datasets))

		return -EPERM;



	for (i = 0; i < TPDM_TC_MAX_MSR; i++)

		len += scnprintf(buf + len, PAGE_SIZE - len, "%u 0x%x\n",

				 i, drvdata->tc->msr[i]);



	return len;

}



static ssize_t tpdm_store_tc_msr(struct device *dev,

				 struct device_attribute *attr,

				 const char *buf,
@@ -2603,7 +2645,7 @@ static ssize_t tpdm_store_tc_msr(struct device *dev, 
	mutex_unlock(&drvdata->lock);

	return size;

}

static DEVICE_ATTR(tc_msr, 0200, NULL, tpdm_store_tc_msr);

static DEVICE_ATTR(tc_msr, 0644, tpdm_show_tc_msr, tpdm_store_tc_msr);



static ssize_t tpdm_show_dsb_mode(struct device *dev,

				  struct device_attribute *attr,
@@ -3081,6 +3123,27 @@ static ssize_t tpdm_store_dsb_select_val(struct device *dev, 
static DEVICE_ATTR(dsb_select_val, 0644,

		   tpdm_show_dsb_select_val, tpdm_store_dsb_select_val);



static ssize_t tpdm_show_dsb_msr(struct device *dev,

				 struct device_attribute *attr,

				 char *buf)

{

	struct tpdm_drvdata *drvdata = dev_get_drvdata(dev->parent);

	unsigned int i;

	ssize_t len = 0;



	if (!drvdata->msr_support)

		return -EINVAL;



	if (!test_bit(TPDM_DS_DSB, drvdata->datasets))

		return -EPERM;



	for (i = 0; i < TPDM_DSB_MAX_MSR; i++)

		len += scnprintf(buf + len, PAGE_SIZE - len, "%u 0x%x\n",

				 i, drvdata->dsb->msr[i]);



	return len;

}



static ssize_t tpdm_store_dsb_msr(struct device *dev,

				  struct device_attribute *attr,

				  const char *buf,
@@ -3108,7 +3171,7 @@ static ssize_t tpdm_store_dsb_msr(struct device *dev, 
	mutex_unlock(&drvdata->lock);

	return size;

}

static DEVICE_ATTR(dsb_msr, 0200, NULL, tpdm_store_dsb_msr);

static DEVICE_ATTR(dsb_msr, 0644, tpdm_show_dsb_msr, tpdm_store_dsb_msr);



static ssize_t tpdm_show_cmb_available_modes(struct device *dev,

					     struct device_attribute *attr,
@@ -3545,6 +3608,28 @@ static ssize_t tpdm_store_cmb_trig_ts(struct device *dev, 
static DEVICE_ATTR(cmb_trig_ts, 0644,

		   tpdm_show_cmb_trig_ts, tpdm_store_cmb_trig_ts);



static ssize_t tpdm_show_cmb_msr(struct device *dev,

				 struct device_attribute *attr,

				 char *buf)

{

	struct tpdm_drvdata *drvdata = dev_get_drvdata(dev->parent);

	unsigned int i;

	ssize_t len = 0;



	if (!drvdata->msr_support)

		return -EINVAL;



	if (!(test_bit(TPDM_DS_CMB, drvdata->datasets) ||

	      test_bit(TPDM_DS_MCMB, drvdata->datasets)))

		return -EPERM;



	for (i = 0; i < TPDM_CMB_MAX_MSR; i++)

		len += scnprintf(buf + len, PAGE_SIZE - len, "%u 0x%x\n",

				 i, drvdata->cmb->msr[i]);



	return len;

}



static ssize_t tpdm_store_cmb_msr(struct device *dev,

				  struct device_attribute *attr,

				  const char *buf,
@@ -3573,7 +3658,7 @@ static ssize_t tpdm_store_cmb_msr(struct device *dev, 
	mutex_unlock(&drvdata->lock);

	return size;

}

static DEVICE_ATTR(cmb_msr, 0200, NULL, tpdm_store_cmb_msr);

static DEVICE_ATTR(cmb_msr, 0644, tpdm_show_cmb_msr, tpdm_store_cmb_msr);



static ssize_t tpdm_show_cmb_read_interface_state(struct device *dev,

						  struct device_attribute *attr,