drm/msm/mdp4: get rid of mdp4_crtc.id

There is no reason to store CRTC id, it's a part of the drm_crtc. Drop
this member and use drm_crtc.name for the warning message.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/662576/
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>

Author: lumag

drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c

@@ -17,7 +17,6 @@
 struct mdp4_crtc {
 	struct drm_crtc base;
 	char name[8];
-	int id;
 	int ovlp;
 	enum mdp4_dma dma;
 	bool enabled;
@@ -539,7 +538,7 @@ static void mdp4_crtc_wait_for_flush_done(struct drm_crtc *crtc)
 			mdp4_crtc->flushed_mask),
 		msecs_to_jiffies(50));
 	if (ret <= 0)
-		dev_warn(dev->dev, "vblank time out, crtc=%d\n", mdp4_crtc->id);
+		dev_warn(dev->dev, "vblank time out, crtc=%s\n", mdp4_crtc->base.name);
 
 	mdp4_crtc->flushed_mask = 0;
 
@@ -624,7 +623,7 @@ static void mdp4_crtc_flip_cleanup(struct drm_device *dev, void *ptr)
 
 /* initialize crtc */
 struct drm_crtc *mdp4_crtc_init(struct drm_device *dev,
-		struct drm_plane *plane, int id, int ovlp_id,
+		struct drm_plane *plane, int ovlp_id,
 		enum mdp4_dma dma_id)
 {
 	struct drm_crtc *crtc = NULL;
@@ -639,8 +638,6 @@ struct drm_crtc *mdp4_crtc_init(struct drm_device *dev,
 
 	crtc = &mdp4_crtc->base;
 
-	mdp4_crtc->id = id;
-
 	mdp4_crtc->ovlp = ovlp_id;
 	mdp4_crtc->dma = dma_id;
 

drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c

@@ -339,7 +339,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
 			goto fail;
 		}
 
-		crtc  = mdp4_crtc_init(dev, plane, priv->num_crtcs, i,
+		crtc  = mdp4_crtc_init(dev, plane, i,
 				mdp4_crtcs[i]);
 		if (IS_ERR(crtc)) {
 			DRM_DEV_ERROR(dev->dev, "failed to construct crtc for %s\n",

drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h

@@ -185,7 +185,7 @@ void mdp4_crtc_set_config(struct drm_crtc *crtc, uint32_t config);
 void mdp4_crtc_set_intf(struct drm_crtc *crtc, enum mdp4_intf intf, int mixer);
 void mdp4_crtc_wait_for_commit_done(struct drm_crtc *crtc);
 struct drm_crtc *mdp4_crtc_init(struct drm_device *dev,
-		struct drm_plane *plane, int id, int ovlp_id,
+		struct drm_plane *plane, int ovlp_id,
 		enum mdp4_dma dma_id);
 
 long mdp4_dtv_round_pixclk(struct drm_encoder *encoder, unsigned long rate);