diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index c3351ec880ef..d63fa2a36193 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -19,6 +19,7 @@ #include "msm_gem.h" #include "msm_mmu.h" #include "msm_fence.h" +#include "msm_gpu_trace.h" #include <generated/utsrelease.h> #include <linux/string_helpers.h> @@ -659,10 +660,28 @@ out: * Cmdstream submission/retirement: */ -static void retire_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) +static void retire_submit(struct msm_gpu *gpu, struct msm_ringbuffer *ring, + struct msm_gem_submit *submit) { + int index = submit->seqno % MSM_GPU_SUBMIT_STATS_COUNT; + volatile struct msm_gpu_submit_stats *stats; + u64 elapsed, clock = 0; int i; + stats = &ring->memptrs->stats[index]; + /* Convert 19.2Mhz alwayson ticks to nanoseconds for elapsed time */ + elapsed = (stats->alwayson_end - stats->alwayson_start) * 10000; + do_div(elapsed, 192); + + /* Calculate the clock frequency from the number of CP cycles */ + if (elapsed) { + clock = (stats->cpcycles_end - stats->cpcycles_start) * 1000; + do_div(clock, elapsed); + } + + trace_msm_gpu_submit_retired(submit, elapsed, clock, + stats->alwayson_start, stats->alwayson_end); + for (i = 0; i < submit->nr_bos; i++) { struct msm_gem_object *msm_obj = submit->bos[i].obj; /* move to inactive: */ @@ -690,7 +709,7 @@ static void retire_submits(struct msm_gpu *gpu) list_for_each_entry_safe(submit, tmp, &ring->submits, node) { if (dma_fence_is_signaled(submit->fence)) - retire_submit(gpu, submit); + retire_submit(gpu, ring, submit); } } } |