[DPU PATCH 06/19] drm/msm: dpu_encoder_phys_cmd: Replace DPU_EVT with tracepoints

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

Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
---
 .../drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c  | 79 +++++++++----------
 drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     | 68 ++++++++++++++++
 2 files changed, 104 insertions(+), 43 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
index 388de384e2cf..eb9314aaa85f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
@@ -108,8 +108,9 @@ static void dpu_encoder_phys_cmd_pp_tx_done_irq(void *arg, int irq_idx)
 	new_cnt = atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);
 	spin_unlock_irqrestore(phys_enc->enc_spinlock, lock_flags);
 
-	DPU_EVT32_IRQ(DRMID(phys_enc->parent),
-			phys_enc->hw_pp->idx - PINGPONG_0, new_cnt, event);
+	trace_dpu_enc_phys_cmd_pp_tx_done(DRMID(phys_enc->parent),
+					  phys_enc->hw_pp->idx - PINGPONG_0,
+					  new_cnt, event);
 
 	/* Signal any waiting atomic commit thread */
 	wake_up_all(&phys_enc->pending_kickoff_wq);
@@ -245,21 +246,20 @@ static int _dpu_encoder_phys_cmd_handle_ppdone_timeout(
 		do_log = true;
 	}
 
-	DPU_EVT32(DRMID(phys_enc->parent), phys_enc->hw_pp->idx - PINGPONG_0,
-			cmd_enc->pp_timeout_report_cnt,
-			atomic_read(&phys_enc->pending_kickoff_cnt),
-			frame_event);
+	trace_dpu_enc_phys_cmd_pdone_timeout(DRMID(phys_enc->parent),
+		     phys_enc->hw_pp->idx - PINGPONG_0,
+		     cmd_enc->pp_timeout_report_cnt,
+		     atomic_read(&phys_enc->pending_kickoff_cnt),
+		     frame_event);
 
 	/* to avoid flooding, only log first time, and "dead" time */
 	if (do_log) {
-		DPU_ERROR_CMDENC(cmd_enc,
-				"pp:%d kickoff timed out ctl %d cnt %d koff_cnt %d\n",
-				phys_enc->hw_pp->idx - PINGPONG_0,
-				phys_enc->hw_ctl->idx - CTL_0,
-				cmd_enc->pp_timeout_report_cnt,
-				atomic_read(&phys_enc->pending_kickoff_cnt));
-
-		DPU_EVT32(DRMID(phys_enc->parent), DPU_EVTLOG_FATAL);
+		DRM_ERROR("id:%d pp:%d kickoff timeout %d cnt %d koff_cnt %d\n",
+			  DRMID(phys_enc->parent),
+			  phys_enc->hw_pp->idx - PINGPONG_0,
+			  phys_enc->hw_ctl->idx - CTL_0,
+			  cmd_enc->pp_timeout_report_cnt,
+			  atomic_read(&phys_enc->pending_kickoff_cnt));
 
 		dpu_encoder_helper_unregister_irq(phys_enc, INTR_IDX_RDPTR);
 		DPU_DBG_DUMP("all", "dbg_bus", "vbif_dbg_bus", "panic");
@@ -308,8 +308,6 @@ static int dpu_encoder_phys_cmd_control_vblank_irq(
 		struct dpu_encoder_phys *phys_enc,
 		bool enable)
 {
-	struct dpu_encoder_phys_cmd *cmd_enc =
-		to_dpu_encoder_phys_cmd(phys_enc);
 	int ret = 0;
 	int refcount;
 
@@ -330,10 +328,9 @@ static int dpu_encoder_phys_cmd_control_vblank_irq(
 		goto end;
 	}
 
-	DPU_DEBUG_CMDENC(cmd_enc, "[%pS] enable=%d/%d\n",
-			__builtin_return_address(0), enable, refcount);
-	DPU_EVT32(DRMID(phys_enc->parent), phys_enc->hw_pp->idx - PINGPONG_0,
-			enable, refcount);
+	DRM_DEBUG_KMS("id:%u pp:%d enable=%s/%d\n", DRMID(phys_enc->parent),
+		      phys_enc->hw_pp->idx - PINGPONG_0,
+		      enable ? "true" : "false", refcount);
 
 	if (enable && atomic_inc_return(&phys_enc->vblank_refcount) == 1)
 		ret = dpu_encoder_helper_register_irq(phys_enc, INTR_IDX_RDPTR);
@@ -343,12 +340,10 @@ static int dpu_encoder_phys_cmd_control_vblank_irq(
 
 end:
 	if (ret) {
-		DPU_ERROR_CMDENC(cmd_enc,
-				"control vblank irq error %d, enable %d, refcount %d\n",
-				ret, enable, refcount);
-		DPU_EVT32(DRMID(phys_enc->parent),
-				phys_enc->hw_pp->idx - PINGPONG_0,
-				enable, refcount, DPU_EVTLOG_ERROR);
+		DRM_ERROR("vblank irq err id:%u pp:%d ret:%d, enable %s/%d\n",
+			  DRMID(phys_enc->parent),
+			  phys_enc->hw_pp->idx - PINGPONG_0, ret,
+			  enable ? "true" : "false", refcount);
 	}
 
 	return ret;
@@ -364,7 +359,8 @@ void dpu_encoder_phys_cmd_irq_control(struct dpu_encoder_phys *phys_enc,
 
 	cmd_enc = to_dpu_encoder_phys_cmd(phys_enc);
 
-	DPU_EVT32(DRMID(phys_enc->parent), phys_enc->hw_pp->idx - PINGPONG_0,
+	trace_dpu_enc_phys_cmd_irq_ctrl(DRMID(phys_enc->parent),
+			phys_enc->hw_pp->idx - PINGPONG_0,
 			enable, atomic_read(&phys_enc->vblank_refcount));
 
 	if (enable) {
@@ -557,7 +553,7 @@ static void _dpu_encoder_phys_cmd_connect_te(
 			!phys_enc->hw_pp->ops.connect_external_te)
 		return;
 
-	DPU_EVT32(DRMID(phys_enc->parent), enable);
+	trace_dpu_enc_phys_cmd_connect_te(DRMID(phys_enc->parent), enable);
 	phys_enc->hw_pp->ops.connect_external_te(phys_enc->hw_pp, enable);
 }
 
@@ -594,11 +590,9 @@ static void dpu_encoder_phys_cmd_disable(struct dpu_encoder_phys *phys_enc)
 		DPU_ERROR("invalid encoder\n");
 		return;
 	}
-	DPU_DEBUG_CMDENC(cmd_enc, "pp %d state %d\n",
-			phys_enc->hw_pp->idx - PINGPONG_0,
-			phys_enc->enable_state);
-	DPU_EVT32(DRMID(phys_enc->parent), phys_enc->hw_pp->idx - PINGPONG_0,
-			phys_enc->enable_state);
+	DRM_DEBUG_KMS("id:%u pp:%d state:%d\n", DRMID(phys_enc->parent),
+		      phys_enc->hw_pp->idx - PINGPONG_0,
+		      phys_enc->enable_state);
 
 	if (phys_enc->enable_state == DPU_ENC_DISABLED) {
 		DPU_ERROR_CMDENC(cmd_enc, "already disabled\n");
@@ -656,10 +650,9 @@ static void dpu_encoder_phys_cmd_prepare_for_kickoff(
 		DPU_ERROR("invalid encoder\n");
 		return;
 	}
-	DPU_DEBUG_CMDENC(cmd_enc, "pp %d\n", phys_enc->hw_pp->idx - PINGPONG_0);
-
-	DPU_EVT32(DRMID(phys_enc->parent), phys_enc->hw_pp->idx - PINGPONG_0,
-			atomic_read(&phys_enc->pending_kickoff_cnt));
+	DRM_DEBUG_KMS("id:%u pp:%d pending_cnt:%d\n", DRMID(phys_enc->parent),
+		      phys_enc->hw_pp->idx - PINGPONG_0,
+		      atomic_read(&phys_enc->pending_kickoff_cnt));
 
 	/*
 	 * Mark kickoff request as outstanding. If there are more than one,
@@ -669,9 +662,9 @@ static void dpu_encoder_phys_cmd_prepare_for_kickoff(
 	if (ret) {
 		/* force pending_kickoff_cnt 0 to discard failed kickoff */
 		atomic_set(&phys_enc->pending_kickoff_cnt, 0);
-		DPU_EVT32(DRMID(phys_enc->parent),
-				phys_enc->hw_pp->idx - PINGPONG_0);
-		DPU_ERROR("failed wait_for_idle: %d\n", ret);
+		DRM_ERROR("failed wait_for_idle: id:%u ret:%d pp:%d\n",
+			  DRMID(phys_enc->parent), ret,
+			  phys_enc->hw_pp->idx - PINGPONG_0);
 	}
 
 	DPU_DEBUG_CMDENC(cmd_enc, "pp:%d pending_cnt %d\n",
@@ -720,9 +713,9 @@ static int dpu_encoder_phys_cmd_wait_for_tx_complete(
 
 	rc = _dpu_encoder_phys_cmd_wait_for_idle(phys_enc);
 	if (rc) {
-		DPU_EVT32(DRMID(phys_enc->parent),
-				phys_enc->intf_idx - INTF_0);
-		DPU_ERROR("failed wait_for_idle: %d\n", rc);
+		DRM_ERROR("failed wait_for_idle: id:%u ret:%d intf:%d\n",
+			  DRMID(phys_enc->parent), rc,
+			  phys_enc->intf_idx - INTF_0);
 	}
 
 	return rc;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
index 7169ff3a9805..a6313c4343c8 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
@@ -437,6 +437,10 @@ DEFINE_EVENT(dpu_enc_id_enable_template, dpu_enc_frame_event_cb,
 	TP_PROTO(uint32_t drm_id, bool enable),
 	TP_ARGS(drm_id, enable)
 );
+DEFINE_EVENT(dpu_enc_id_enable_template, dpu_enc_phys_cmd_connect_te,
+	TP_PROTO(uint32_t drm_id, bool enable),
+	TP_ARGS(drm_id, enable)
+);
 
 TRACE_EVENT(dpu_enc_rc,
 	TP_PROTO(uint32_t drm_id, u32 sw_event, bool idle_pc_supported,
@@ -604,6 +608,70 @@ TRACE_EVENT(dpu_enc_wait_event_timeout,
 		  __entry->expected_time, __entry->atomic_cnt)
 );
 
+TRACE_EVENT(dpu_enc_phys_cmd_irq_ctrl,
+	TP_PROTO(uint32_t drm_id, enum dpu_pingpong pp, bool enable,
+		 int refcnt),
+	TP_ARGS(drm_id, pp, enable, refcnt),
+	TP_STRUCT__entry(
+		__field(	uint32_t,		drm_id	)
+		__field(	enum dpu_pingpong,	pp	)
+		__field(	bool,			enable	)
+		__field(	int,			refcnt	)
+	),
+	TP_fast_assign(
+		__entry->drm_id = drm_id;
+		__entry->pp = pp;
+		__entry->enable = enable;
+		__entry->refcnt = refcnt;
+	),
+	TP_printk("id=%u, pp=%d, enable=%s, refcnt=%d", __entry->drm_id,
+		  __entry->pp, __entry->enable ? "true" : "false",
+		  __entry->refcnt)
+);
+
+TRACE_EVENT(dpu_enc_phys_cmd_pp_tx_done,
+	TP_PROTO(uint32_t drm_id, enum dpu_pingpong pp, int new_count,
+		 u32 event),
+	TP_ARGS(drm_id, pp, new_count, event),
+	TP_STRUCT__entry(
+		__field(	uint32_t,		drm_id		)
+		__field(	enum dpu_pingpong,	pp		)
+		__field(	int,			new_count	)
+		__field(	u32,			event		)
+	),
+	TP_fast_assign(
+		__entry->drm_id = drm_id;
+		__entry->pp = pp;
+		__entry->new_count = new_count;
+		__entry->event = event;
+	),
+	TP_printk("id=%u, pp=%d, new_count=%d, event=%u", __entry->drm_id,
+		  __entry->pp, __entry->new_count, __entry->event)
+);
+
+TRACE_EVENT(dpu_enc_phys_cmd_pdone_timeout,
+	TP_PROTO(uint32_t drm_id, enum dpu_pingpong pp, int timeout_count,
+		 int kickoff_count, u32 event),
+	TP_ARGS(drm_id, pp, timeout_count, kickoff_count, event),
+	TP_STRUCT__entry(
+		__field(	uint32_t,		drm_id		)
+		__field(	enum dpu_pingpong,	pp		)
+		__field(	int,			timeout_count	)
+		__field(	int,			kickoff_count	)
+		__field(	u32,			event		)
+	),
+	TP_fast_assign(
+		__entry->drm_id = drm_id;
+		__entry->pp = pp;
+		__entry->timeout_count = timeout_count;
+		__entry->kickoff_count = kickoff_count;
+		__entry->event = event;
+	),
+	TP_printk("id=%u, pp=%d, timeout_count=%d, kickoff_count=%d, event=%u",
+		  __entry->drm_id, __entry->pp, __entry->timeout_count,
+		  __entry->kickoff_count, __entry->event)
+);
+
 TRACE_EVENT(dpu_crtc_setup_mixer,
 	TP_PROTO(uint32_t crtc_id, uint32_t plane_id,
 		 struct drm_plane_state *state, struct dpu_plane_state *pstate,
-- 
Sean Paul, Software Engineer, Google / Chromium OS

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