diff options
| author | Jonathan Wicks <jwicks@codeaurora.org> | 2017-07-31 20:31:06 -0600 |
|---|---|---|
| committer | Jonathan Wicks <jwicks@codeaurora.org> | 2017-08-02 11:13:31 -0600 |
| commit | e18cd5657a6d306a4599db7c9daebcdf82331251 (patch) | |
| tree | 23fe2e692f4187dc9ff33831d3337a55c768b9b0 /drivers/gpu/msm/adreno_ringbuffer.c | |
| parent | 03f28c162d00d96731e730e0f171c3f0e182c44d (diff) | |
msm: kgsl: Add a trace event for the GPU clock
If requested, trace the GPU time to ensure
a useful mapping regardless of the chosen
trace clock.
Change-Id: I76a893975de9a278c8178f935991191354f29e2f
Signed-off-by: Jonathan Wicks <jwicks@codeaurora.org>
Diffstat (limited to 'drivers/gpu/msm/adreno_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/msm/adreno_ringbuffer.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/msm/adreno_ringbuffer.c b/drivers/gpu/msm/adreno_ringbuffer.c index d79d9613043f..ddc53edce3c1 100644 --- a/drivers/gpu/msm/adreno_ringbuffer.c +++ b/drivers/gpu/msm/adreno_ringbuffer.c @@ -26,6 +26,7 @@ #include "adreno_iommu.h" #include "adreno_pm4types.h" #include "adreno_ringbuffer.h" +#include "adreno_trace.h" #include "a3xx_reg.h" #include "adreno_a5xx.h" @@ -58,6 +59,7 @@ static void _cff_write_ringbuffer(struct adreno_ringbuffer *rb) } static void adreno_get_submit_time(struct adreno_device *adreno_dev, + struct adreno_ringbuffer *rb, struct adreno_submit_time *time) { unsigned long flags; @@ -87,6 +89,9 @@ static void adreno_get_submit_time(struct adreno_device *adreno_dev, } else time->ticks = 0; + /* Trace the GPU time to create a mapping to ftrace time */ + trace_adreno_cmdbatch_sync(rb->drawctxt_active, time->ticks); + /* Get the kernel clock for time since boot */ time->ktime = local_clock(); @@ -128,7 +133,7 @@ void adreno_ringbuffer_submit(struct adreno_ringbuffer *rb, _cff_write_ringbuffer(rb); if (time != NULL) - adreno_get_submit_time(adreno_dev, time); + adreno_get_submit_time(adreno_dev, rb, time); adreno_ringbuffer_wptr(adreno_dev, rb); } |