[PATCH 01/10] drm: Move a few macros away from drm_crtc.h

[Daniel Vetter <daniel.vetter@ffwll.ch>]

Now that there's less stuff in there I noticed that I overlooked them.
Sprinkle some docs over them while at it.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
 include/drm/drm_connector.h   | 24 ++++++++++++++++++++++--
 include/drm/drm_crtc.h        | 32 --------------------------------
 include/drm/drm_encoder.h     | 22 ++++++++++++++++++++++
 include/drm/drm_framebuffer.h | 17 +++++++++++++++++
 include/drm/drm_modes.h       |  2 ++
 include/drm/drm_property.h    |  1 +
 6 files changed, 64 insertions(+), 34 deletions(-)

diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 66b7d6744dd2..e4e545e9516d 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -181,14 +181,19 @@ int drm_display_info_set_bus_formats(struct drm_display_info *info,
 /**
  * struct drm_connector_state - mutable connector state
  * @connector: backpointer to the connector
- * @crtc: CRTC to connect connector to, NULL if disabled
  * @best_encoder: can be used by helpers and drivers to select the encoder
  * @state: backpointer to global drm_atomic_state
  */
 struct drm_connector_state {
 	struct drm_connector *connector;
 
-	struct drm_crtc *crtc;  /* do not write directly, use drm_atomic_set_crtc_for_connector() */
+	/**
+	 * @crtc: CRTC to connect connector to, NULL if disabled.
+	 *
+	 * Do not change this directly, use drm_atomic_set_crtc_for_connector()
+	 * instead.
+	 */
+	struct drm_crtc *crtc;
 
 	struct drm_encoder *best_encoder;
 
@@ -744,4 +749,19 @@ int drm_mode_connector_set_path_property(struct drm_connector *connector,
 int drm_mode_connector_set_tile_property(struct drm_connector *connector);
 int drm_mode_connector_update_edid_property(struct drm_connector *connector,
 					    const struct edid *edid);
+
+/**
+ * drm_for_each_connector - iterate over all connectors
+ * @connector: the loop cursor
+ * @dev: the DRM device
+ *
+ * Iterate over all connectors of @dev.
+ */
+#define drm_for_each_connector(connector, dev) \
+	for (assert_drm_connector_list_read_locked(&(dev)->mode_config),	\
+	     connector = list_first_entry(&(dev)->mode_config.connector_list,	\
+					  struct drm_connector, head);		\
+	     &connector->head != (&(dev)->mode_config.connector_list);		\
+	     connector = list_next_entry(connector, head))
+
 #endif
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 4880606e2ffd..2a642ae96127 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1991,22 +1991,7 @@ struct drm_mode_config {
 	list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \
 		for_each_if ((plane_mask) & (1 << drm_plane_index(plane)))
 
-/**
- * drm_for_each_encoder_mask - iterate over encoders specified by bitmask
- * @encoder: the loop cursor
- * @dev: the DRM device
- * @encoder_mask: bitmask of encoder indices
- *
- * Iterate over all encoders specified by bitmask.
- */
-#define drm_for_each_encoder_mask(encoder, dev, encoder_mask) \
-	list_for_each_entry((encoder), &(dev)->mode_config.encoder_list, head) \
-		for_each_if ((encoder_mask) & (1 << drm_encoder_index(encoder)))
-
 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
-#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
-#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
-#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
 #define obj_to_plane(x) container_of(x, struct drm_plane, base)
 
 extern __printf(6, 7)
@@ -2174,23 +2159,6 @@ assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config)
 		!drm_modeset_is_locked(&mode_config->connection_mutex));
 }
 
-#define drm_for_each_connector(connector, dev) \
-	for (assert_drm_connector_list_read_locked(&(dev)->mode_config),	\
-	     connector = list_first_entry(&(dev)->mode_config.connector_list,	\
-					  struct drm_connector, head);		\
-	     &connector->head != (&(dev)->mode_config.connector_list);		\
-	     connector = list_next_entry(connector, head))
-
-#define drm_for_each_encoder(encoder, dev) \
-	list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head)
-
-#define drm_for_each_fb(fb, dev) \
-	for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)),		\
-	     fb = list_first_entry(&(dev)->mode_config.fb_list,	\
-					  struct drm_framebuffer, head);	\
-	     &fb->head != (&(dev)->mode_config.fb_list);			\
-	     fb = list_next_entry(fb, head))
-
 /* drm_edid.c */
 bool drm_probe_ddc(struct i2c_adapter *adapter);
 struct edid *drm_get_edid(struct drm_connector *connector,
diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h
index fce0203094f7..387e33a4d6ee 100644
--- a/include/drm/drm_encoder.h
+++ b/include/drm/drm_encoder.h
@@ -224,4 +224,26 @@ static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
 
 void drm_encoder_cleanup(struct drm_encoder *encoder);
 
+/**
+ * drm_for_each_encoder_mask - iterate over encoders specified by bitmask
+ * @encoder: the loop cursor
+ * @dev: the DRM device
+ * @encoder_mask: bitmask of encoder indices
+ *
+ * Iterate over all encoders specified by bitmask.
+ */
+#define drm_for_each_encoder_mask(encoder, dev, encoder_mask) \
+	list_for_each_entry((encoder), &(dev)->mode_config.encoder_list, head) \
+		for_each_if ((encoder_mask) & (1 << drm_encoder_index(encoder)))
+
+/**
+ * drm_for_each_encoder - iterate over all encoders
+ * @encoder: the loop cursor
+ * @dev: the DRM device
+ *
+ * Iterate over all encoders of @dev.
+ */
+#define drm_for_each_encoder(encoder, dev) \
+	list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head)
+
 #endif
diff --git a/include/drm/drm_framebuffer.h b/include/drm/drm_framebuffer.h
index b2554c50a903..f5ae1f436a4b 100644
--- a/include/drm/drm_framebuffer.h
+++ b/include/drm/drm_framebuffer.h
@@ -206,6 +206,8 @@ struct drm_framebuffer {
 	struct list_head filp_head;
 };
 
+#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
+
 int drm_framebuffer_init(struct drm_device *dev,
 			 struct drm_framebuffer *fb,
 			 const struct drm_framebuffer_funcs *funcs);
@@ -247,4 +249,19 @@ static inline uint32_t drm_framebuffer_read_refcount(struct drm_framebuffer *fb)
 {
 	return atomic_read(&fb->base.refcount.refcount);
 }
+
+/**
+ * drm_for_each_fb - iterate over all framebuffers
+ * @fb: the loop cursor
+ * @dev: the DRM device
+ *
+ * Iterate over all framebuffers of @dev. User must hold the fb_lock from
+ * &drm_mode_config.
+ */
+#define drm_for_each_fb(fb, dev) \
+	for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)),		\
+	     fb = list_first_entry(&(dev)->mode_config.fb_list,	\
+					  struct drm_framebuffer, head);	\
+	     &fb->head != (&(dev)->mode_config.fb_list);			\
+	     fb = list_next_entry(fb, head))
 #endif
diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h
index 011f199d3bcf..986ed6ff635a 100644
--- a/include/drm/drm_modes.h
+++ b/include/drm/drm_modes.h
@@ -403,6 +403,8 @@ struct drm_display_mode {
 	enum hdmi_picture_aspect picture_aspect_ratio;
 };
 
+#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
+
 /**
  * drm_mode_is_stereo - check for stereo mode flags
  * @mode: drm_display_mode to check
diff --git a/include/drm/drm_property.h b/include/drm/drm_property.h
index 30ab289be05d..43c4b6a2046d 100644
--- a/include/drm/drm_property.h
+++ b/include/drm/drm_property.h
@@ -219,6 +219,7 @@ struct drm_prop_enum_list {
 };
 
 #define obj_to_property(x) container_of(x, struct drm_property, base)
+#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
 
 /**
  * drm_property_type_is - check the type of a property
-- 
2.9.3

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