[PATCH v3 06/11] drm/msm/dpu: drop the dpu_core_perf_crtc_update()'s stop_req param

[Dmitry Baryshkov]

The stop_req is true only in the dpu_crtc_disable() case, when
crtc->enable has already been set to false. This renders the stop_req
argument useless. Remove it completely.

Reviewed-by: Abhinav Kumar <quic_abhinavk at quicinc.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 12 ++++++------
 drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h |  3 +--
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c      |  6 +++---
 3 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
index 87bf4e5cb8e7..df1e47282777 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
@@ -315,7 +315,7 @@ static u64 _dpu_core_perf_get_core_clk_rate(struct dpu_kms *kms)
 }
 
 int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
-		int params_changed, bool stop_req)
+			      int params_changed)
 {
 	struct dpu_core_perf_params *new, *old;
 	bool update_bus = false, update_clk = false;
@@ -339,13 +339,13 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
 	dpu_crtc = to_dpu_crtc(crtc);
 	dpu_cstate = to_dpu_crtc_state(crtc->state);
 
-	DRM_DEBUG_ATOMIC("crtc:%d stop_req:%d core_clk:%llu\n",
-			crtc->base.id, stop_req, kms->perf.core_clk_rate);
+	DRM_DEBUG_ATOMIC("crtc:%d enabled:%d core_clk:%llu\n",
+			crtc->base.id, crtc->enabled, kms->perf.core_clk_rate);
 
 	old = &dpu_crtc->cur_perf;
 	new = &dpu_cstate->new_perf;
 
-	if (crtc->enabled && !stop_req) {
+	if (crtc->enabled) {
 		/*
 		 * cases for bus bandwidth update.
 		 * 1. new bandwidth vote - "ab or ib vote" is higher
@@ -378,7 +378,7 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
 	}
 
 	trace_dpu_perf_crtc_update(crtc->base.id, new->bw_ctl,
-		new->core_clk_rate, stop_req, update_bus, update_clk);
+		new->core_clk_rate, !crtc->enabled, update_bus, update_clk);
 
 	if (update_bus) {
 		ret = _dpu_core_perf_crtc_update_bus(kms, crtc);
@@ -398,7 +398,7 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
 
 		DRM_DEBUG_ATOMIC("clk:%llu\n", clk_rate);
 
-		trace_dpu_core_perf_update_clk(kms->dev, stop_req, clk_rate);
+		trace_dpu_core_perf_update_clk(kms->dev, !crtc->enabled, clk_rate);
 
 		clk_rate = min(clk_rate, kms->perf.max_core_clk_rate);
 		ret = dev_pm_opp_set_rate(&kms->pdev->dev, clk_rate);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
index c965dfbc3007..c0097b67f9dd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
@@ -75,11 +75,10 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
  * dpu_core_perf_crtc_update - update performance of the given crtc
  * @crtc: Pointer to crtc
  * @params_changed: true if crtc parameters are modified
- * @stop_req: true if this is a stop request
  * return: zero if success, or error code otherwise
  */
 int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
-		int params_changed, bool stop_req);
+			      int params_changed);
 
 /**
  * dpu_core_perf_crtc_release_bw - release bandwidth of the given crtc
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 1edf2b6b0a26..8ce7586e2ddf 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -718,7 +718,7 @@ static void dpu_crtc_frame_event_cb(void *data, u32 event)
 void dpu_crtc_complete_commit(struct drm_crtc *crtc)
 {
 	trace_dpu_crtc_complete_commit(DRMID(crtc));
-	dpu_core_perf_crtc_update(crtc, 0, false);
+	dpu_core_perf_crtc_update(crtc, 0);
 	_dpu_crtc_complete_flip(crtc);
 }
 
@@ -884,7 +884,7 @@ static void dpu_crtc_atomic_flush(struct drm_crtc *crtc,
 		return;
 
 	/* update performance setting before crtc kickoff */
-	dpu_core_perf_crtc_update(crtc, 1, false);
+	dpu_core_perf_crtc_update(crtc, 1);
 
 	/*
 	 * Final plane updates: Give each plane a chance to complete all
@@ -1100,7 +1100,7 @@ static void dpu_crtc_disable(struct drm_crtc *crtc,
 		atomic_set(&dpu_crtc->frame_pending, 0);
 	}
 
-	dpu_core_perf_crtc_update(crtc, 0, true);
+	dpu_core_perf_crtc_update(crtc, 0);
 
 	drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask)
 		dpu_encoder_register_frame_event_callback(encoder, NULL, NULL);
-- 
2.39.2