drm/msm/dpu: remove struct encoder_kickoff_params

The contents of struct encoder_kickoff_params are never used. Remove the
structure and all remnants of it from function calls.

Changes in v2 (seanpaul):
- Actually remove the struct (Jeykumar)

Cc: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Bruce Wang <bzwang@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>

drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c

@@ -716,11 +716,8 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc, bool async)
 	 * may delay and flush at an irq event (e.g. ppdone)
 	 */
 	drm_for_each_encoder_mask(encoder, crtc->dev,
-				  crtc->state->encoder_mask) {
-		struct dpu_encoder_kickoff_params params = { 0 };
-		dpu_encoder_prepare_for_kickoff(encoder, &params, async);
-	}
-
+				  crtc->state->encoder_mask)
+		dpu_encoder_prepare_for_kickoff(encoder, async);
 
 	if (!async) {
 		/* wait for frame_event_done completion */

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c

@@ -1745,15 +1745,14 @@ static void dpu_encoder_vsync_event_work_handler(struct kthread_work *work)
 			nsecs_to_jiffies(ktime_to_ns(wakeup_time)));
 }
 
-void dpu_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc,
-		struct dpu_encoder_kickoff_params *params, bool async)
+void dpu_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc, bool async)
 {
 	struct dpu_encoder_virt *dpu_enc;
 	struct dpu_encoder_phys *phys;
 	bool needs_hw_reset = false;
 	unsigned int i;
 
-	if (!drm_enc || !params) {
+	if (!drm_enc) {
 		DPU_ERROR("invalid args\n");
 		return;
 	}
@@ -1767,7 +1766,7 @@ void dpu_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc,
 		phys = dpu_enc->phys_encs[i];
 		if (phys) {
 			if (phys->ops.prepare_for_kickoff)
-				phys->ops.prepare_for_kickoff(phys, params);
+				phys->ops.prepare_for_kickoff(phys);
 			if (phys->enable_state == DPU_ENC_ERR_NEEDS_HW_RESET)
 				needs_hw_reset = true;
 		}

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h

@@ -37,15 +37,6 @@ struct dpu_encoder_hw_resources {
 	enum dpu_intf_mode intfs[INTF_MAX];
 };
 
-/**
- * dpu_encoder_kickoff_params - info encoder requires at kickoff
- * @affected_displays:  bitmask, bit set means the ROI of the commit lies within
- *                      the bounds of the physical display at the bit index
- */
-struct dpu_encoder_kickoff_params {
-	unsigned long affected_displays;
-};
-
 /**
  * dpu_encoder_get_hw_resources - Populate table of required hardware resources
  * @encoder:	encoder pointer
@@ -88,11 +79,9 @@ void dpu_encoder_register_frame_event_callback(struct drm_encoder *encoder,
  *	Immediately: if no previous commit is outstanding.
  *	Delayed: Block until next trigger can be issued.
  * @encoder:	encoder pointer
- * @params:	kickoff time parameters
  * @async:	true if this is an asynchronous commit
  */
-void dpu_encoder_prepare_for_kickoff(struct drm_encoder *encoder,
-		struct dpu_encoder_kickoff_params *params, bool async);
+void dpu_encoder_prepare_for_kickoff(struct drm_encoder *encoder,  bool async);
 
 /**
  * dpu_encoder_trigger_kickoff_pending - Clear the flush bits from previous

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h

@@ -144,8 +144,7 @@ struct dpu_encoder_phys_ops {
 	int (*wait_for_commit_done)(struct dpu_encoder_phys *phys_enc);
 	int (*wait_for_tx_complete)(struct dpu_encoder_phys *phys_enc);
 	int (*wait_for_vblank)(struct dpu_encoder_phys *phys_enc);
-	void (*prepare_for_kickoff)(struct dpu_encoder_phys *phys_enc,
-			struct dpu_encoder_kickoff_params *params);
+	void (*prepare_for_kickoff)(struct dpu_encoder_phys *phys_enc);
 	void (*handle_post_kickoff)(struct dpu_encoder_phys *phys_enc);
 	void (*trigger_start)(struct dpu_encoder_phys *phys_enc);
 	bool (*needs_single_flush)(struct dpu_encoder_phys *phys_enc);

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c

@@ -594,8 +594,7 @@ static void dpu_encoder_phys_cmd_get_hw_resources(
 }
 
 static void dpu_encoder_phys_cmd_prepare_for_kickoff(
-		struct dpu_encoder_phys *phys_enc,
-		struct dpu_encoder_kickoff_params *params)
+		struct dpu_encoder_phys *phys_enc)
 {
 	struct dpu_encoder_phys_cmd *cmd_enc =
 			to_dpu_encoder_phys_cmd(phys_enc);
@@ -693,7 +692,7 @@ static int dpu_encoder_phys_cmd_wait_for_commit_done(
 
 	/* required for both controllers */
 	if (!rc && cmd_enc->serialize_wait4pp)
-		dpu_encoder_phys_cmd_prepare_for_kickoff(phys_enc, NULL);
+		dpu_encoder_phys_cmd_prepare_for_kickoff(phys_enc);
 
 	return rc;
 }

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c

@@ -587,14 +587,13 @@ static int dpu_encoder_phys_vid_wait_for_vblank(
 }
 
 static void dpu_encoder_phys_vid_prepare_for_kickoff(
-		struct dpu_encoder_phys *phys_enc,
-		struct dpu_encoder_kickoff_params *params)
+		struct dpu_encoder_phys *phys_enc)
 {
 	struct dpu_encoder_phys_vid *vid_enc;
 	struct dpu_hw_ctl *ctl;
 	int rc;
 
-	if (!phys_enc || !params) {
+	if (!phys_enc) {
 		DPU_ERROR("invalid encoder/parameters\n");
 		return;
 	}