Файловый менеджер

Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/include/drm/drm_of.h

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/* SPDX-License-Identifier: GPL-2.0 / #ifndef __DRM_OF_H__ #define __DRM_OF_H__ #include <linux/of_graph.h> #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) #include <drm/drm_bridge.h> #endif struct component_master_ops; struct component_match; struct device; struct drm_device; struct drm_encoder; struct drm_panel; struct drm_bridge; struct device_node; #ifdef CONFIG_OF uint32_t drm_of_crtc_port_mask(struct drm_device dev, struct device_node port); uint32_t drm_of_find_possible_crtcs(struct drm_device dev, struct device_node port); void drm_of_component_match_add(struct device master, struct component_match *matchptr, int (compare)(struct device , void ), struct device_node node); int drm_of_component_probe(struct device dev, int (compare_of)(struct device , void ), const struct component_master_ops m_ops); int drm_of_encoder_active_endpoint(struct device_node node, struct drm_encoder encoder, struct of_endpoint endpoint); int drm_of_find_panel_or_bridge(const struct device_node np, int port, int endpoint, struct drm_panel panel, struct drm_bridge bridge); #else static inline uint32_t drm_of_crtc_port_mask(struct drm_device dev, struct device_node port) { return 0; } static inline uint32_t drm_of_find_possible_crtcs(struct drm_device dev, struct device_node port) { return 0; } static inline void drm_of_component_match_add(struct device master, struct component_match matchptr, int (compare)(struct device , void ), struct device_node node) { } static inline int drm_of_component_probe(struct device dev, int (compare_of)(struct device , void ), const struct component_master_ops m_ops) { return -EINVAL; } static inline int drm_of_encoder_active_endpoint(struct device_node node, struct drm_encoder encoder, struct of_endpoint endpoint) { return -EINVAL; } static inline int drm_of_find_panel_or_bridge(const struct device_node np, int port, int endpoint, struct drm_panel panel, struct drm_bridge bridge) { return -EINVAL; } #endif /* * drm_of_panel_bridge_remove - remove panel bridge * @np: device tree node containing panel bridge output ports * * Remove the panel bridge of a given DT node's port and endpoint number * * Returns zero if successful, or one of the standard error codes if it fails. / static inline int drm_of_panel_bridge_remove(const struct device_node np, int port, int endpoint) { #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) struct drm_bridge bridge; struct device_node remote; remote = of_graph_get_remote_node(np, port, endpoint); if (!remote) return -ENODEV; bridge = of_drm_find_bridge(remote); drm_panel_bridge_remove(bridge); return 0; #else return -EINVAL; #endif } static inline int drm_of_encoder_active_endpoint_id(struct device_node node, struct drm_encoder encoder) { struct of_endpoint endpoint; int ret = drm_of_encoder_active_endpoint(node, encoder, &endpoint); return ret ?: endpoint.id; } static inline int drm_of_encoder_active_port_id(struct device_node node, struct drm_encoder encoder) { struct of_endpoint endpoint; int ret = drm_of_encoder_active_endpoint(node, encoder, &endpoint); return ret ?: endpoint.port; } #endif /* __DRM_OF_H__ */

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