drm/msm/mdp5: drop mdp5_plane::name

Just use plane->name now that it is a thing.  In a following patch, once
we dynamically assign hw pipes to planes, it won't make sense to name
planes the way we do, so this also partly reduces churn in following
patch.
Signed-off-by: Rob Clark <robdclark@gmail.com>

drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c

@@ -21,7 +21,6 @@
 
 struct mdp5_plane {
 	struct drm_plane base;
-	const char *name;
 
 	enum mdp5_pipe pipe;
 
@@ -265,28 +264,26 @@ static const struct drm_plane_funcs mdp5_plane_funcs = {
 static int mdp5_plane_prepare_fb(struct drm_plane *plane,
 				 struct drm_plane_state *new_state)
 {
-	struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
 	struct mdp5_kms *mdp5_kms = get_kms(plane);
 	struct drm_framebuffer *fb = new_state->fb;
 
 	if (!new_state->fb)
 		return 0;
 
-	DBG("%s: prepare: FB[%u]", mdp5_plane->name, fb->base.id);
+	DBG("%s: prepare: FB[%u]", plane->name, fb->base.id);
 	return msm_framebuffer_prepare(fb, mdp5_kms->id);
 }
 
 static void mdp5_plane_cleanup_fb(struct drm_plane *plane,
 				  struct drm_plane_state *old_state)
 {
-	struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
 	struct mdp5_kms *mdp5_kms = get_kms(plane);
 	struct drm_framebuffer *fb = old_state->fb;
 
 	if (!fb)
 		return;
 
-	DBG("%s: cleanup: FB[%u]", mdp5_plane->name, fb->base.id);
+	DBG("%s: cleanup: FB[%u]", plane->name, fb->base.id);
 	msm_framebuffer_cleanup(fb, mdp5_kms->id);
 }
 
@@ -298,7 +295,7 @@ static int mdp5_plane_atomic_check(struct drm_plane *plane,
 	const struct mdp_format *format;
 	bool vflip, hflip;
 
-	DBG("%s: check (%d -> %d)", mdp5_plane->name,
+	DBG("%s: check (%d -> %d)", plane->name,
 			plane_enabled(old_state), plane_enabled(state));
 
 	if (plane_enabled(state)) {
@@ -341,15 +338,15 @@ static int mdp5_plane_atomic_check(struct drm_plane *plane,
 		/* we cannot change SMP block configuration during scanout: */
 		bool full_modeset = false;
 		if (state->fb->pixel_format != old_state->fb->pixel_format) {
-			DBG("%s: pixel_format change!", mdp5_plane->name);
+			DBG("%s: pixel_format change!", plane->name);
 			full_modeset = true;
 		}
 		if (state->src_w != old_state->src_w) {
-			DBG("%s: src_w change!", mdp5_plane->name);
+			DBG("%s: src_w change!", plane->name);
 			full_modeset = true;
 		}
 		if (to_mdp5_plane_state(old_state)->pending) {
-			DBG("%s: still pending!", mdp5_plane->name);
+			DBG("%s: still pending!", plane->name);
 			full_modeset = true;
 		}
 		if (full_modeset) {
@@ -371,7 +368,7 @@ static void mdp5_plane_atomic_update(struct drm_plane *plane,
 	struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
 	struct drm_plane_state *state = plane->state;
 
-	DBG("%s: update", mdp5_plane->name);
+	DBG("%s: update", plane->name);
 
 	if (!plane_enabled(state)) {
 		to_mdp5_plane_state(state)->pending = true;
@@ -718,7 +715,7 @@ static int mdp5_plane_mode_set(struct drm_plane *plane,
 	src_w = src_w >> 16;
 	src_h = src_h >> 16;
 
-	DBG("%s: FB[%u] %u,%u,%u,%u -> CRTC[%u] %d,%d,%u,%u", mdp5_plane->name,
+	DBG("%s: FB[%u] %u,%u,%u,%u -> CRTC[%u] %d,%d,%u,%u", plane->name,
 			fb->base.id, src_x, src_y, src_w, src_h,
 			crtc->base.id, crtc_x, crtc_y, crtc_w, crtc_h);
 
@@ -875,10 +872,10 @@ void mdp5_plane_complete_commit(struct drm_plane *plane,
 
 	if (mdp5_kms->smp) {
 		if (plane_enabled(plane->state)) {
-			DBG("%s: complete flip", mdp5_plane->name);
+			DBG("%s: complete flip", plane->name);
 			mdp5_smp_commit(mdp5_kms->smp, pipe);
 		} else {
-			DBG("%s: free SMP", mdp5_plane->name);
+			DBG("%s: free SMP", plane->name);
 			mdp5_smp_release(mdp5_kms->smp, pipe);
 		}
 	}
@@ -905,7 +902,6 @@ struct drm_plane *mdp5_plane_init(struct drm_device *dev,
 	plane = &mdp5_plane->base;
 
 	mdp5_plane->pipe = pipe;
-	mdp5_plane->name = pipe2name(pipe);
 	mdp5_plane->caps = caps;
 
 	mdp5_plane->nformats = mdp_get_formats(mdp5_plane->formats,
@@ -919,7 +915,7 @@ struct drm_plane *mdp5_plane_init(struct drm_device *dev,
 	type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY;
 	ret = drm_universal_plane_init(dev, plane, 0xff, &mdp5_plane_funcs,
 				 mdp5_plane->formats, mdp5_plane->nformats,
-				 type, "%s", mdp5_plane->name);
+				 type, "%s", pipe2name(pipe));
 	if (ret)
 		goto fail;