diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 15 |
3 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index e7e87a3b2601..decbbe3d4f06 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -42,6 +42,7 @@ #include <linux/dma-fence-array.h> #include <linux/pci-p2pdma.h> #include <linux/pm_runtime.h> +#include "amdgpu_trace.h" /** * amdgpu_dma_buf_attach - &dma_buf_ops.attach implementation @@ -63,6 +64,7 @@ static int amdgpu_dma_buf_attach(struct dma_buf *dmabuf, attach->peer2peer = false; r = pm_runtime_get_sync(adev_to_drm(adev)->dev); + trace_amdgpu_runpm_reference_dumps(1, __func__); if (r < 0) goto out; @@ -70,6 +72,7 @@ static int amdgpu_dma_buf_attach(struct dma_buf *dmabuf, out: pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); + trace_amdgpu_runpm_reference_dumps(0, __func__); return r; } @@ -90,6 +93,7 @@ static void amdgpu_dma_buf_detach(struct dma_buf *dmabuf, pm_runtime_mark_last_busy(adev_to_drm(adev)->dev); pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); + trace_amdgpu_runpm_reference_dumps(0, __func__); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index dc230212746a..70bff8cecfda 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -183,6 +183,7 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f, struct amd amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr, seq, flags | AMDGPU_FENCE_FLAG_INT); pm_runtime_get_noresume(adev_to_drm(adev)->dev); + trace_amdgpu_runpm_reference_dumps(1, __func__); ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; if (unlikely(rcu_dereference_protected(*ptr, 1))) { struct dma_fence *old; @@ -310,6 +311,7 @@ bool amdgpu_fence_process(struct amdgpu_ring *ring) dma_fence_put(fence); pm_runtime_mark_last_busy(adev_to_drm(adev)->dev); pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); + trace_amdgpu_runpm_reference_dumps(0, __func__); } while (last_seq != seq); return true; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h index 2fd1bfb35916..f539b1d00234 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h @@ -554,6 +554,21 @@ TRACE_EVENT(amdgpu_reset_reg_dumps, __entry->value) ); +TRACE_EVENT(amdgpu_runpm_reference_dumps, + TP_PROTO(uint32_t index, const char *func), + TP_ARGS(index, func), + TP_STRUCT__entry( + __field(uint32_t, index) + __string(func, func) + ), + TP_fast_assign( + __entry->index = index; + __assign_str(func, func); + ), + TP_printk("amdgpu runpm reference dump 0x%x: 0x%s\n", + __entry->index, + __get_str(func)) +); #undef AMDGPU_JOB_GET_TIMELINE_NAME #endif |