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| author |   Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-02-17 17:51:57 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-20 14:11:01 -0800 |
| commit | 882d5e112491c875ab7c8c336b8beaeec54d0509 (patch) | |
| tree | 3c472c4b7e82eae08f5c38e099f39c5b58bf1863 /include/linux/coresight.h | |
| parent | coresight: etm3x: implementing user/kernel mode tracing (diff) | |
| download | linux-dev-882d5e112491c875ab7c8c336b8beaeec54d0509.tar.xz linux-dev-882d5e112491c875ab7c8c336b8beaeec54d0509.zip | |
coresight: etm3x: implementing perf_enable/disable() API
That way traces can be enabled and disabled automatically
from the Perf subystem using the PMU abstraction.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/coresight.h')
| -rw-r--r-- | include/linux/coresight.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/coresight.h b/include/linux/coresight.h index 61dfb8d511ea..6801dd64ee5d 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -14,6 +14,7 @@ #define _LINUX_CORESIGHT_H #include <linux/device.h> +#include <linux/perf_event.h> #include <linux/sched.h> /* Peripheral id registers (0xFD0-0xFEC) */ @@ -206,14 +207,15 @@ struct coresight_ops_link { * @cpu_id: returns the value of the CPU number this component * is associated to. * @trace_id: returns the value of the component's trace ID as known - to the HW. + * to the HW. * @enable: enables tracing for a source. * @disable: disables tracing for a source. */ struct coresight_ops_source { int (*cpu_id)(struct coresight_device *csdev); int (*trace_id)(struct coresight_device *csdev); - int (*enable)(struct coresight_device *csdev, u32 mode); + int (*enable)(struct coresight_device *csdev, + struct perf_event_attr *attr, u32 mode); void (*disable)(struct coresight_device *csdev); }; |