From: Daniel Vetter Date: Thu, 9 Jul 2015 21:44:37 +0000 (+0200) Subject: drm: gc now dead mode_group code X-Git-Tag: v4.3-rc1~75^2~34^2 X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-linux.git;a=commitdiff_plain;h=3fdefa399e4644399ce3e74e65a75122d52dba6a drm: gc now dead mode_group code Two nice things here: - drm_dev_register will truly register everything in the right order if the driver doesn't have a ->load callback. Before this we had to init the primary mode_group after the device nodes where already registered. - Less things to keep track of when reworking the connector locking, yay! Reviewed-by: Maarten Lankhorst Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 805ef2f408a7..e385014ed616 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1679,70 +1679,6 @@ int drm_mode_create_suggested_offset_properties(struct drm_device *dev) } EXPORT_SYMBOL(drm_mode_create_suggested_offset_properties); -static int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) -{ - uint32_t total_objects = 0; - - total_objects += dev->mode_config.num_crtc; - total_objects += dev->mode_config.num_connector; - total_objects += dev->mode_config.num_encoder; - - group->id_list = kcalloc(total_objects, sizeof(uint32_t), GFP_KERNEL); - if (!group->id_list) - return -ENOMEM; - - group->num_crtcs = 0; - group->num_connectors = 0; - group->num_encoders = 0; - return 0; -} - -void drm_mode_group_destroy(struct drm_mode_group *group) -{ - kfree(group->id_list); - group->id_list = NULL; -} - -/* - * NOTE: Driver's shouldn't ever call drm_mode_group_init_legacy_group - it is - * the drm core's responsibility to set up mode control groups. - */ -int drm_mode_group_init_legacy_group(struct drm_device *dev, - struct drm_mode_group *group) -{ - struct drm_crtc *crtc; - struct drm_encoder *encoder; - struct drm_connector *connector; - int ret; - - ret = drm_mode_group_init(dev, group); - if (ret) - return ret; - - drm_for_each_crtc(crtc, dev) - group->id_list[group->num_crtcs++] = crtc->base.id; - - drm_for_each_encoder(encoder, dev) - group->id_list[group->num_crtcs + group->num_encoders++] = - encoder->base.id; - - drm_for_each_connector(connector, dev) - group->id_list[group->num_crtcs + group->num_encoders + - group->num_connectors++] = connector->base.id; - - return 0; -} -EXPORT_SYMBOL(drm_mode_group_init_legacy_group); - -void drm_reinit_primary_mode_group(struct drm_device *dev) -{ - drm_modeset_lock_all(dev); - drm_mode_group_destroy(&dev->primary->mode_group); - drm_mode_group_init_legacy_group(dev, &dev->primary->mode_group); - drm_modeset_unlock_all(dev); -} -EXPORT_SYMBOL(drm_reinit_primary_mode_group); - /** * drm_mode_getresources - get graphics configuration * @dev: drm device for the ioctl diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index b7bf4ce8c012..f7798c3b543e 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -285,7 +285,6 @@ static void drm_minor_free(struct drm_device *dev, unsigned int type) if (!minor) return; - drm_mode_group_destroy(&minor->mode_group); put_device(minor->kdev); spin_lock_irqsave(&drm_minor_lock, flags); @@ -705,20 +704,9 @@ int drm_dev_register(struct drm_device *dev, unsigned long flags) goto err_minors; } - /* setup grouping for legacy outputs */ - if (drm_core_check_feature(dev, DRIVER_MODESET)) { - ret = drm_mode_group_init_legacy_group(dev, - &dev->primary->mode_group); - if (ret) - goto err_unload; - } - ret = 0; goto out_unlock; -err_unload: - if (dev->driver->unload) - dev->driver->unload(dev); err_minors: drm_minor_unregister(dev, DRM_MINOR_LEGACY); drm_minor_unregister(dev, DRM_MINOR_RENDER); diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index d0b2569c6241..585f0a45b3f1 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -441,7 +441,6 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo drm_object_attach_property(&connector->base, dev->mode_config.tile_property, 0); drm_mode_connector_set_path_property(connector, pathprop); - drm_reinit_primary_mode_group(dev); drm_modeset_lock_all(dev); intel_connector_add_to_fbdev(intel_connector); drm_modeset_unlock_all(dev); @@ -466,8 +465,6 @@ static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, drm_connector_cleanup(connector); drm_modeset_unlock_all(dev); - drm_reinit_primary_mode_group(dev); - kfree(intel_connector); DRM_DEBUG_KMS("\n"); } diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index e649c8ff20a0..e4fc8f3bf58b 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -284,7 +284,6 @@ static struct drm_connector *radeon_dp_add_mst_connector(struct drm_dp_mst_topol drm_object_attach_property(&connector->base, dev->mode_config.path_property, 0); drm_mode_connector_set_path_property(connector, pathprop); - drm_reinit_primary_mode_group(dev); drm_modeset_lock_all(dev); radeon_fb_add_connector(rdev, connector); @@ -309,8 +308,6 @@ static void radeon_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, drm_connector_cleanup(connector); drm_modeset_unlock_all(dev); - drm_reinit_primary_mode_group(dev); - kfree(connector); DRM_DEBUG_KMS("\n"); diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 48db6a56975f..c89351ede92c 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -675,7 +675,6 @@ 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 fe3100115a41..3071319ea194 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -1017,29 +1017,6 @@ struct drm_mode_config_funcs { void (*atomic_state_free)(struct drm_atomic_state *state); }; -/** - * 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 @@ -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);