diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drmP.h | 1 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 67 |
2 files changed, 39 insertions, 29 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 3dc7c16..4717449 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -676,7 +676,6 @@ struct drm_minor { /* currently active master for this node. Protected by master_mutex */ struct drm_master *master; - struct drm_mode_group mode_group; }; diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 57ca8cc..3071319 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -1018,29 +1018,6 @@ struct drm_mode_config_funcs { }; /** - * struct drm_mode_group - group of mode setting resources for potential sub-grouping - * @num_crtcs: CRTC count - * @num_encoders: encoder count - * @num_connectors: connector count - * @num_bridges: bridge count - * @id_list: list of KMS object IDs in this group - * - * Currently this simply tracks the global mode setting state. But in the - * future it could allow groups of objects to be set aside into independent - * control groups for use by different user level processes (e.g. two X servers - * running simultaneously on different heads, each with their own mode - * configuration and freedom of mode setting). - */ -struct drm_mode_group { - uint32_t num_crtcs; - uint32_t num_encoders; - uint32_t num_connectors; - - /* list of object IDs for this group */ - uint32_t *id_list; -}; - -/** * struct drm_mode_config - Mode configuration control structure * @mutex: mutex protecting KMS related lists and structures * @connection_mutex: ww mutex protecting connector state and routing @@ -1324,9 +1301,6 @@ extern const char *drm_get_tv_select_name(int val); extern void drm_fb_release(struct drm_file *file_priv); extern void drm_property_destroy_user_blobs(struct drm_device *dev, struct drm_file *file_priv); -extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); -extern void drm_mode_group_destroy(struct drm_mode_group *group); -extern void drm_reinit_primary_mode_group(struct drm_device *dev); extern bool drm_probe_ddc(struct i2c_adapter *adapter); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); @@ -1579,8 +1553,45 @@ static inline struct drm_property *drm_property_find(struct drm_device *dev, } /* Plane list iterator for legacy (overlay only) planes. */ -#define drm_for_each_legacy_plane(plane, planelist) \ - list_for_each_entry(plane, planelist, head) \ +#define drm_for_each_legacy_plane(plane, dev) \ + list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) \ if (plane->type == DRM_PLANE_TYPE_OVERLAY) +#define drm_for_each_plane(plane, dev) \ + list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) + +#define drm_for_each_crtc(crtc, dev) \ + list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) + +static inline void +assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config) +{ + /* + * The connector hotadd/remove code currently grabs both locks when + * updating lists. Hence readers need only hold either of them to be + * safe and the check amounts to + * + * WARN_ON(not_holding(A) && not_holding(B)). + */ + WARN_ON(!mutex_is_locked(&mode_config->mutex) && + !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)) + #endif /* __DRM_CRTC_H__ */ |