[Freedreno] [DPU PATCH 05/19] drm/msm: dpu_kms: Replace DPU_EVT with tracepoints

[Sean Paul]

This patch converts all DPU_EVTs in dpu_kms with either a DRM_* log
message or a linux tracepoint.

Signed-off-by: Sean Paul <seanpaul at chromium.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c   | 19 ++++++++++++-------
 drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h | 16 ++++++++++++++++
 2 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index fe614c06bb7b..6ae5bba21074 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -362,7 +362,7 @@ static void dpu_kms_wait_for_frame_transfer_complete(struct msm_kms *kms,
 		 * Cmd Mode   - Wait for PP_DONE. Will be no-op if transfer is
 		 *              complete
 		 */
-		DPU_EVT32_VERBOSE(DRMID(crtc));
+		trace_dpu_kms_wait_for_frame_transfer(DRMID(crtc));
 		ret = dpu_encoder_wait_for_event(encoder, MSM_ENC_TX_COMPLETE);
 		if (ret && ret != -EWOULDBLOCK) {
 			DPU_ERROR(
@@ -410,7 +410,7 @@ void dpu_kms_encoder_enable(struct drm_encoder *encoder)
 		funcs->commit(encoder);
 
 	if (crtc && crtc->state->active) {
-		DPU_EVT32(DRMID(crtc));
+		trace_dpu_kms_enc_enable(DRMID(crtc));
 		dpu_crtc_commit_kickoff(crtc);
 	}
 }
@@ -427,7 +427,7 @@ static void dpu_kms_commit(struct msm_kms *kms, struct drm_atomic_state *state)
 			continue;
 
 		if (crtc->state->active) {
-			DPU_EVT32(DRMID(crtc));
+			trace_dpu_kms_commit(DRMID(crtc));
 			dpu_crtc_commit_kickoff(crtc);
 		}
 	}
@@ -450,12 +450,14 @@ static void dpu_kms_complete_commit(struct msm_kms *kms,
 		return;
 	priv = dpu_kms->dev->dev_private;
 
+	DPU_ATRACE_BEGIN("kms_complete_commit");
+
 	for_each_old_crtc_in_state(old_state, crtc, old_crtc_state, i)
 		dpu_crtc_complete_commit(crtc, old_crtc_state);
 
 	pm_runtime_put_sync(&dpu_kms->pdev->dev);
 
-	DPU_EVT32_VERBOSE(DPU_EVTLOG_FUNC_EXIT);
+	DPU_ATRACE_END("kms_complete_commit");
 }
 
 static void dpu_kms_wait_for_commit_done(struct msm_kms *kms,
@@ -490,7 +492,7 @@ static void dpu_kms_wait_for_commit_done(struct msm_kms *kms,
 		 * plane_cleanup. For example, wait for vsync in case of video
 		 * mode panels. This may be a no-op for command mode panels.
 		 */
-		DPU_EVT32_VERBOSE(DRMID(crtc));
+		trace_dpu_kms_wait_for_commit_done(DRMID(crtc));
 		ret = dpu_encoder_wait_for_event(encoder, MSM_ENC_COMMIT_DONE);
 		if (ret && ret != -EWOULDBLOCK) {
 			DPU_ERROR("wait for commit done returned %d\n", ret);
@@ -1137,7 +1139,6 @@ static int dpu_kms_pm_suspend(struct device *dev)
 		return -EINVAL;
 
 	dpu_kms = to_dpu_kms(ddev_to_msm_kms(ddev));
-	DPU_EVT32(0);
 
 	/* disable hot-plug polling */
 	drm_kms_helper_poll_disable(ddev);
@@ -1146,6 +1147,8 @@ static int dpu_kms_pm_suspend(struct device *dev)
 	drm_modeset_acquire_init(&ctx, 0);
 
 retry:
+	DPU_ATRACE_BEGIN("kms_pm_suspend");
+
 	ret = drm_modeset_lock_all_ctx(ddev, &ctx);
 	if (ret)
 		goto unlock;
@@ -1195,6 +1198,7 @@ static int dpu_kms_pm_suspend(struct device *dev)
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
+	DPU_ATRACE_END("kms_pm_suspend");
 	return 0;
 }
 
@@ -1213,7 +1217,7 @@ static int dpu_kms_pm_resume(struct device *dev)
 
 	dpu_kms = to_dpu_kms(ddev_to_msm_kms(ddev));
 
-	DPU_EVT32(dpu_kms->suspend_state != NULL);
+	DPU_ATRACE_BEGIN("kms_pm_resume");
 
 	drm_mode_config_reset(ddev);
 
@@ -1236,6 +1240,7 @@ static int dpu_kms_pm_resume(struct device *dev)
 	/* enable hot-plug polling */
 	drm_kms_helper_poll_enable(ddev);
 
+	DPU_ATRACE_END("kms_pm_resume");
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
index 99c45b8d84c0..7169ff3a9805 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
@@ -338,6 +338,22 @@ DEFINE_EVENT(dpu_drm_obj_template, dpu_crtc_complete_commit,
 	TP_PROTO(uint32_t drm_id),
 	TP_ARGS(drm_id)
 );
+DEFINE_EVENT(dpu_drm_obj_template, dpu_kms_wait_for_frame_transfer,
+	TP_PROTO(uint32_t drm_id),
+	TP_ARGS(drm_id)
+);
+DEFINE_EVENT(dpu_drm_obj_template, dpu_kms_enc_enable,
+	TP_PROTO(uint32_t drm_id),
+	TP_ARGS(drm_id)
+);
+DEFINE_EVENT(dpu_drm_obj_template, dpu_kms_commit,
+	TP_PROTO(uint32_t drm_id),
+	TP_ARGS(drm_id)
+);
+DEFINE_EVENT(dpu_drm_obj_template, dpu_kms_wait_for_commit_done,
+	TP_PROTO(uint32_t drm_id),
+	TP_ARGS(drm_id)
+);
 
 TRACE_EVENT(dpu_enc_enable,
 	TP_PROTO(uint32_t drm_id, int hdisplay, int vdisplay),
-- 
Sean Paul, Software Engineer, Google / Chromium OS