drm: unify crtc,connector,encoder,fb debug printing

Unify debug printing so it easier to track what's happening
while debugging.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 29 insertions, 15 deletions

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 774d21e4dcd..11fe9c870d1 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -86,7 +86,8 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
 	int count = 0;
 	int mode_flags = 0;
 
-	DRM_DEBUG_KMS("%s\n", drm_get_connector_name(connector));
+	DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id,
+			drm_get_connector_name(connector));
 	/* set all modes to the unverified state */
 	list_for_each_entry_safe(mode, t, &connector->modes, head)
 		mode->status = MODE_UNVERIFIED;
@@ -102,8 +103,8 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
 		connector->status = connector->funcs->detect(connector);
 
 	if (connector->status == connector_status_disconnected) {
-		DRM_DEBUG_KMS("%s is disconnected\n",
-			  drm_get_connector_name(connector));
+		DRM_DEBUG_KMS("[CONNECTOR:%d:%s] disconnected\n",
+			connector->base.id, drm_get_connector_name(connector));
 		drm_mode_connector_update_edid_property(connector, NULL);
 		goto prune;
 	}
@@ -141,8 +142,8 @@ prune:
 
 	drm_mode_sort(&connector->modes);
 
-	DRM_DEBUG_KMS("Probed modes for %s\n",
-				drm_get_connector_name(connector));
+	DRM_DEBUG_KMS("[CONNECTOR:%d:%s] probed modes :\n", connector->base.id,
+			drm_get_connector_name(connector));
 	list_for_each_entry_safe(mode, t, &connector->modes, head) {
 		mode->vrefresh = drm_mode_vrefresh(mode);
 
@@ -374,6 +375,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 	if (!(ret = crtc_funcs->mode_fixup(crtc, mode, adjusted_mode))) {
 		goto done;
 	}
+	DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id);
 
 	/* Prepare the encoders and CRTCs before setting the mode. */
 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
@@ -401,8 +403,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 		if (encoder->crtc != crtc)
 			continue;
 
-		DRM_DEBUG("%s: set mode %s %x\n", drm_get_encoder_name(encoder),
-			 mode->name, mode->base.id);
+		DRM_DEBUG_KMS("[ENCODER:%d:%s] set [MODE:%d:%s]\n",
+			encoder->base.id, drm_get_encoder_name(encoder),
+			mode->base.id, mode->name);
 		encoder_funcs = encoder->helper_private;
 		encoder_funcs->mode_set(encoder, mode, adjusted_mode);
 	}
@@ -478,10 +481,15 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 
 	crtc_funcs = set->crtc->helper_private;
 
-	DRM_DEBUG_KMS("crtc: %p %d fb: %p connectors: %p num_connectors:"
-			" %d (x, y) (%i, %i)\n",
-		  set->crtc, set->crtc->base.id, set->fb, set->connectors,
-		  (int)set->num_connectors, set->x, set->y);
+	if (set->fb) {
+		DRM_DEBUG_KMS("[CRTC:%d] [FB:%d] #connectors=%d (x y) (%i %i)\n",
+				set->crtc->base.id, set->fb->base.id,
+				(int)set->num_connectors, set->x, set->y);
+	} else {
+		DRM_DEBUG_KMS("[CRTC:%d] [NOFB] #connectors=%d (x y) (%i %i)\n",
+				set->crtc->base.id, (int)set->num_connectors,
+				set->x, set->y);
+	}
 
 	dev = set->crtc->dev;
 
@@ -610,8 +618,14 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 			mode_changed = true;
 			connector->encoder->crtc = new_crtc;
 		}
-		DRM_DEBUG_KMS("setting connector %d crtc to %p\n",
-			  connector->base.id, new_crtc);
+		if (new_crtc) {
+			DRM_DEBUG_KMS("[CONNECTOR:%d:%s] to [CRTC:%d]\n",
+				connector->base.id, drm_get_connector_name(connector),
+				new_crtc->base.id);
+		} else {
+			DRM_DEBUG_KMS("[CONNECTOR:%d:%s] to [NOCRTC]\n",
+				connector->base.id, drm_get_connector_name(connector));
+		}
 	}
 
 	/* mode_set_base is not a required function */
@@ -629,8 +643,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 			if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
 						      set->x, set->y,
 						      old_fb)) {
-				DRM_ERROR("failed to set mode on crtc %p\n",
-					  set->crtc);
+				DRM_ERROR("failed to set mode on [CRTC:%d]\n",
+					  set->crtc->base.id);
 				ret = -EINVAL;
 				goto fail;
 			}