Merge "coresight: add support to enable remote processor etm tracing on boot" (8f23ff8b) · Commits · e / devices / android_kernel_sony_msm8994

drivers/coresight/Kconfig

+37 −0

Original line number	Diff line number	Diff line
		@@ -179,6 +179,15 @@ config CORESIGHT_AUDIO_ETM
		on audio processor via sysfs by configuring the required CoreSight
		components.

		config CORESIGHT_AUDIO_ETM_DEFAULT_ENABLE
		bool "Turn on audio processor ETM tracing by default"
		help
		Turns on CoreSight audio processor ETM tracing by default. Otherwise,
		tracing is disabled by default but can be enabled via sysfs.

		If unsure, say 'N' here to avoid potential power and performance
		penalty.

		config CORESIGHT_MODEM_ETM
		bool "Modem processor ETM trace support"
		help
		@@ -187,6 +196,15 @@ config CORESIGHT_MODEM_ETM
		on modem processor via sysfs by configuring the required CoreSight
		components.

		config CORESIGHT_MODEM_ETM_DEFAULT_ENABLE
		bool "Turn on modem processor ETM tracing by default"
		help
		Turns on CoreSight modem processor ETM tracing by default. Otherwise,
		tracing is disabled by default but can be enabled via sysfs.

		If unsure, say 'N' here to avoid potential power and performance
		penalty.

		config CORESIGHT_WCN_ETM
		bool "Wireless subsystem processor ETM trace support"
		help
		@@ -195,6 +213,16 @@ config CORESIGHT_WCN_ETM
		turning on ETM tracing on wireless subsystem via sysfs by configuring
		the required CoreSight components.

		config CORESIGHT_WCN_ETM_DEFAULT_ENABLE
		bool "Turn on wireless subsystem processor ETM tracing by default"
		help
		Turns on CoreSight wireless subsystem processor ETM tracing by
		default. Otherwise, tracing is disabled by default but can be enabled
		via sysfs.

		If unsure, say 'N' here to avoid potential power and performance
		penalty.

		config CORESIGHT_RPM_ETM
		bool "RPM processor ETM trace support"
		help
		@@ -203,6 +231,15 @@ config CORESIGHT_RPM_ETM
		tracing on RPM processor via sysfs by configuring the required
		CoreSight components.

		config CORESIGHT_RPM_ETM_DEFAULT_ENABLE
		bool "Turn on RPM processor ETM tracing by default"
		help
		Turns on CoreSight RPM processor ETM tracing by default. Otherwise,
		tracing is disabled by default but can be enabled via sysfs.

		If unsure, say 'N' here to avoid potential power and performance
		penalty.

		endif

		config CORESIGHT_QPDI

drivers/coresight/coresight-audio-etm.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,15 @@
		#include <linux/coresight.h>
		#include "coresight-qmi.h"

		#ifdef CONFIG_CORESIGHT_AUDIO_ETM_DEFAULT_ENABLE
		static int boot_enable = 1;
		#else
		static int boot_enable;
		#endif
		module_param_named(
		boot_enable, boot_enable, int, S_IRUGO
		);

		struct audio_etm_drvdata {
		struct device *dev;
		struct coresight_device *csdev;
		@@ -292,6 +301,9 @@ static int audio_etm_probe(struct platform_device *pdev)
		goto err1;
		}
		dev_info(dev, "Audio ETM initialized\n");

		if (boot_enable)
		coresight_enable(drvdata->csdev);
		return 0;
		err1:
		qmi_svc_event_notifier_unregister(CORESIGHT_QMI_SVC_ID,

drivers/coresight/coresight-modem-etm.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,15 @@
		#include <linux/coresight.h>
		#include "coresight-qmi.h"

		#ifdef CONFIG_CORESIGHT_MODEM_ETM_DEFAULT_ENABLE
		static int boot_enable = 1;
		#else
		static int boot_enable;
		#endif
		module_param_named(
		boot_enable, boot_enable, int, S_IRUGO
		);

		struct modem_etm_drvdata {
		struct device *dev;
		struct coresight_device *csdev;
		@@ -292,6 +301,9 @@ static int modem_etm_probe(struct platform_device *pdev)
		goto err1;
		}
		dev_info(dev, "Modem ETM initialized\n");

		if (boot_enable)
		coresight_enable(drvdata->csdev);
		return 0;
		err1:
		qmi_svc_event_notifier_unregister(CORESIGHT_QMI_SVC_ID,

drivers/coresight/coresight-rpm-etm.c

+13 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,15 @@
		#include <linux/coresight.h>
		#include "coresight-qmi.h"

		#ifdef CONFIG_CORESIGHT_RPM_ETM_DEFAULT_ENABLE
		static int boot_enable = 1;
		#else
		static int boot_enable;
		#endif
		module_param_named(
		boot_enable, boot_enable, int, S_IRUGO
		);

		struct rpm_etm_drvdata {
		struct device *dev;
		struct coresight_device *csdev;
		@@ -292,6 +301,10 @@ static int rpm_etm_probe(struct platform_device *pdev)
		goto err1;
		}
		dev_info(dev, "RPM ETM initialized\n");

		if (boot_enable)
		coresight_enable(drvdata->csdev);

		return 0;
		err1:
		qmi_svc_event_notifier_unregister(CORESIGHT_QMI_SVC_ID,

drivers/coresight/coresight-wcn-etm.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,15 @@
		#include <linux/coresight.h>
		#include "coresight-qmi.h"

		#ifdef CONFIG_CORESIGHT_WCN_ETM_DEFAULT_ENABLE
		static int boot_enable = 1;
		#else
		static int boot_enable;
		#endif
		module_param_named(
		boot_enable, boot_enable, int, S_IRUGO
		);

		struct wcn_etm_drvdata {
		struct device *dev;
		struct coresight_device *csdev;
		@@ -292,6 +301,9 @@ static int wcn_etm_probe(struct platform_device *pdev)
		goto err1;
		}
		dev_info(dev, "Wireless ETM initialized\n");

		if (boot_enable)
		coresight_enable(drvdata->csdev);
		return 0;
		err1:
		qmi_svc_event_notifier_unregister(CORESIGHT_QMI_SVC_ID,