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Name	Size	Permission	Date
bridge	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
display	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
i2c	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
ttm	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
amd_asic_type.h	2.33 KB	-rw-r--r--	2024-03-10 20:38
drm_accel.h	2.25 KB	-rw-r--r--	2026-07-01 19:48
drm_aperture.h	1.06 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic.h	42.54 KB	-rw-r--r--	2026-07-01 19:48
drm_atomic_helper.h	10.78 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic_state_helper.h	4.42 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic_uapi.h	2.06 KB	-rw-r--r--	2024-03-10 20:38
drm_audio_component.h	3.84 KB	-rw-r--r--	2024-03-10 20:38
drm_auth.h	4.18 KB	-rw-r--r--	2024-03-10 20:38
drm_blend.h	2.35 KB	-rw-r--r--	2024-03-10 20:38
drm_bridge.h	34.88 KB	-rw-r--r--	2026-07-01 19:48
drm_bridge_connector.h	405 B	-rw-r--r--	2024-03-10 20:38
drm_buddy.h	4.17 KB	-rw-r--r--	2024-03-10 20:38
drm_cache.h	3.3 KB	-rw-r--r--	2024-03-10 20:38
drm_client.h	5.04 KB	-rw-r--r--	2024-03-10 20:38
drm_color_mgmt.h	3.91 KB	-rw-r--r--	2024-03-10 20:38
drm_connector.h	65.08 KB	-rw-r--r--	2026-07-01 19:48
drm_crtc.h	44.52 KB	-rw-r--r--	2024-03-10 20:38
drm_crtc_helper.h	2.51 KB	-rw-r--r--	2024-03-10 20:38
drm_damage_helper.h	3.33 KB	-rw-r--r--	2024-03-10 20:38
drm_debugfs.h	5.68 KB	-rw-r--r--	2024-03-10 20:38
drm_debugfs_crc.h	2.66 KB	-rw-r--r--	2024-03-10 20:38
drm_device.h	7.64 KB	-rw-r--r--	2026-07-01 19:48
drm_displayid.h	4.99 KB	-rw-r--r--	2026-07-01 19:48
drm_drv.h	17.81 KB	-rw-r--r--	2024-03-10 20:38
drm_edid.h	15.68 KB	-rw-r--r--	2026-07-01 19:48
drm_eld.h	4.76 KB	-rw-r--r--	2024-03-10 20:38
drm_encoder.h	11.07 KB	-rw-r--r--	2024-03-10 20:38
drm_encoder_slave.h	6.46 KB	-rw-r--r--	2024-03-10 20:38
drm_exec.h	4.29 KB	-rw-r--r--	2024-03-10 20:38
drm_fb_dma_helper.h	575 B	-rw-r--r--	2024-03-10 20:38
drm_fb_helper.h	11.75 KB	-rw-r--r--	2024-03-10 20:38
drm_fbdev_dma.h	656 B	-rw-r--r--	2026-07-01 19:48
drm_fbdev_generic.h	349 B	-rw-r--r--	2024-03-10 20:38
drm_file.h	14.24 KB	-rw-r--r--	2026-07-01 19:48
drm_fixed.h	4.83 KB	-rw-r--r--	2026-07-01 19:48
drm_flip_work.h	2.63 KB	-rw-r--r--	2024-03-10 20:38
drm_format_helper.h	5.33 KB	-rw-r--r--	2024-03-10 20:38
drm_fourcc.h	9.91 KB	-rw-r--r--	2024-03-10 20:38
drm_framebuffer.h	10.04 KB	-rw-r--r--	2026-07-01 19:48
drm_gem.h	18.6 KB	-rw-r--r--	2026-07-01 19:48
drm_gem_atomic_helper.h	5.52 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_dma_helper.h	9.26 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_framebuffer_helper.h	1.93 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_shmem_helper.h	7.93 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_ttm_helper.h	822 B	-rw-r--r--	2024-03-10 20:38
drm_gem_vram_helper.h	6.08 KB	-rw-r--r--	2024-03-10 20:38
drm_gpuvm.h	33.54 KB	-rw-r--r--	2024-03-10 20:38
drm_ioctl.h	5.82 KB	-rw-r--r--	2024-03-10 20:38
drm_kunit_helpers.h	4.21 KB	-rw-r--r--	2026-07-01 19:48
drm_lease.h	1010 B	-rw-r--r--	2024-03-10 20:38
drm_managed.h	3.9 KB	-rw-r--r--	2024-03-10 20:38
drm_mipi_dbi.h	6.87 KB	-rw-r--r--	2024-03-10 20:38
drm_mipi_dsi.h	13.22 KB	-rw-r--r--	2026-07-01 19:48
drm_mm.h	17.53 KB	-rw-r--r--	2024-03-10 20:38
drm_mode_config.h	32.81 KB	-rw-r--r--	2024-03-10 20:38
drm_mode_object.h	5.46 KB	-rw-r--r--	2024-03-10 20:38
drm_modes.h	19.9 KB	-rw-r--r--	2024-03-10 20:38
drm_modeset_helper.h	1.77 KB	-rw-r--r--	2024-03-10 20:38
drm_modeset_helper_vtables.h	59.37 KB	-rw-r--r--	2026-07-01 19:48
drm_modeset_lock.h	7.07 KB	-rw-r--r--	2024-03-10 20:38
drm_module.h	3.72 KB	-rw-r--r--	2024-03-10 20:38
drm_of.h	5.27 KB	-rw-r--r--	2026-07-01 19:48
drm_panel.h	8.89 KB	-rw-r--r--	2024-03-10 20:38
drm_pciids.h	61.04 KB	-rw-r--r--	2024-03-10 20:38
drm_plane.h	30.92 KB	-rw-r--r--	2024-03-10 20:38
drm_plane_helper.h	2.22 KB	-rw-r--r--	2024-03-10 20:38
drm_prime.h	4.06 KB	-rw-r--r--	2024-03-10 20:38
drm_print.h	20.39 KB	-rw-r--r--	2026-07-01 19:48
drm_privacy_screen_consumer.h	1.94 KB	-rw-r--r--	2024-03-10 20:38
drm_privacy_screen_driver.h	2.99 KB	-rw-r--r--	2024-03-10 20:38
drm_privacy_screen_machine.h	1.25 KB	-rw-r--r--	2024-03-10 20:38
drm_probe_helper.h	1.57 KB	-rw-r--r--	2024-03-10 20:38
drm_property.h	11.99 KB	-rw-r--r--	2024-03-10 20:38
drm_rect.h	7.17 KB	-rw-r--r--	2024-03-10 20:38
drm_self_refresh_helper.h	594 B	-rw-r--r--	2024-03-10 20:38
drm_simple_kms_helper.h	9.52 KB	-rw-r--r--	2024-03-10 20:38
drm_suballoc.h	2.75 KB	-rw-r--r--	2024-03-10 20:38
drm_syncobj.h	3.95 KB	-rw-r--r--	2024-03-10 20:38
drm_sysfs.h	512 B	-rw-r--r--	2024-03-10 20:38
drm_util.h	2.58 KB	-rw-r--r--	2024-03-10 20:38
drm_utils.h	592 B	-rw-r--r--	2026-07-01 19:48
drm_vblank.h	10.18 KB	-rw-r--r--	2026-07-01 19:48
drm_vblank_work.h	1.91 KB	-rw-r--r--	2024-03-10 20:38
drm_vma_manager.h	8.23 KB	-rw-r--r--	2024-03-10 20:38
drm_writeback.h	4.45 KB	-rw-r--r--	2024-03-10 20:38
gma_drm.h	413 B	-rw-r--r--	2024-03-10 20:38
gpu_scheduler.h	20.85 KB	-rw-r--r--	2026-07-01 19:48
gud.h	11.65 KB	-rw-r--r--	2024-03-10 20:38
i915_component.h	1.81 KB	-rw-r--r--	2024-03-10 20:38
i915_drm.h	3.57 KB	-rw-r--r--	2024-03-10 20:38
i915_gsc_proxy_mei_interface.h	1.52 KB	-rw-r--r--	2024-03-10 20:38
i915_hdcp_interface.h	16.22 KB	-rw-r--r--	2024-03-10 20:38
i915_pciids.h	23.94 KB	-rw-r--r--	2026-07-01 19:48
i915_pxp_tee_interface.h	1.28 KB	-rw-r--r--	2024-03-10 20:38
intel-gtt.h	1015 B	-rw-r--r--	2024-03-10 20:38
intel_lpe_audio.h	1.72 KB	-rw-r--r--	2024-03-10 20:38
spsc_queue.h	3.08 KB	-rw-r--r--	2026-07-01 19:48
task_barrier.h	2.95 KB	-rw-r--r--	2024-03-10 20:38
xe_pciids.h	5.37 KB	-rw-r--r--	2024-03-10 20:38

Rename

#ifndef _DRM_DEVICE_H_
#define _DRM_DEVICE_H_

#include <linux/list.h>
#include <linux/kref.h>
#include <linux/mutex.h>
#include <linux/idr.h>

#include <drm/drm_mode_config.h>

struct drm_driver;
struct drm_minor;
struct drm_master;
struct drm_vblank_crtc;
struct drm_vma_offset_manager;
struct drm_vram_mm;
struct drm_fb_helper;

struct inode;

struct pci_dev;
struct pci_controller;

/**
 * enum switch_power_state - power state of drm device
 */

enum switch_power_state {
	/** @DRM_SWITCH_POWER_ON: Power state is ON */
	DRM_SWITCH_POWER_ON = 0,

/** @DRM_SWITCH_POWER_OFF: Power state is OFF */
	DRM_SWITCH_POWER_OFF = 1,

/** @DRM_SWITCH_POWER_CHANGING: Power state is changing */
	DRM_SWITCH_POWER_CHANGING = 2,

/** @DRM_SWITCH_POWER_DYNAMIC_OFF: Suspended */
	DRM_SWITCH_POWER_DYNAMIC_OFF = 3,
};

/**
 * struct drm_device - DRM device structure
 *
 * This structure represent a complete card that
 * may contain multiple heads.
 */
struct drm_device {
	/** @if_version: Highest interface version set */
	int if_version;

/** @ref: Object ref-count */
	struct kref ref;

/** @dev: Device structure of bus-device */
	struct device *dev;

/**
	 * @managed:
	 *
	 * Managed resources linked to the lifetime of this &drm_device as
	 * tracked by @ref.
	 */
	struct {
		/** @managed.resources: managed resources list */
		struct list_head resources;
		/** @managed.final_kfree: pointer for final kfree() call */
		void *final_kfree;
		/** @managed.lock: protects @managed.resources */
		spinlock_t lock;
	} managed;

/** @driver: DRM driver managing the device */
	const struct drm_driver *driver;

/**
	 * @dev_private:
	 *
	 * DRM driver private data. This is deprecated and should be left set to
	 * NULL.
	 *
	 * Instead of using this pointer it is recommended that drivers use
	 * devm_drm_dev_alloc() and embed struct &drm_device in their larger
	 * per-device structure.
	 */
	void *dev_private;

/**
	 * @primary:
	 *
	 * Primary node. Drivers should not interact with this
	 * directly. debugfs interfaces can be registered with
	 * drm_debugfs_add_file(), and sysfs should be directly added on the
	 * hardware (and not character device node) struct device @dev.
	 */
	struct drm_minor *primary;

/**
	 * @render:
	 *
	 * Render node. Drivers should not interact with this directly ever.
	 * Drivers should not expose any additional interfaces in debugfs or
	 * sysfs on this node.
	 */
	struct drm_minor *render;

/** @accel: Compute Acceleration node */
	struct drm_minor *accel;

/**
	 * @registered:
	 *
	 * Internally used by drm_dev_register() and drm_connector_register().
	 */
	bool registered;

/**
	 * @master:
	 *
	 * Currently active master for this device.
	 * Protected by &master_mutex
	 */
	struct drm_master *master;

/**
	 * @driver_features: per-device driver features
	 *
	 * Drivers can clear specific flags here to disallow
	 * certain features on a per-device basis while still
	 * sharing a single &struct drm_driver instance across
	 * all devices.
	 */
	u32 driver_features;

/**
	 * @unplugged:
	 *
	 * Flag to tell if the device has been unplugged.
	 * See drm_dev_enter() and drm_dev_is_unplugged().
	 */
	bool unplugged;

/** @anon_inode: inode for private address-space */
	struct inode *anon_inode;

/** @unique: Unique name of the device */
	char *unique;

/**
	 * @struct_mutex:
	 *
	 * Lock for others (not &drm_minor.master and &drm_file.is_master)
	 *
	 * TODO: This lock used to be the BKL of the DRM subsystem. Move the
	 *       lock into i915, which is the only remaining user.
	 */
	struct mutex struct_mutex;

/**
	 * @master_mutex:
	 *
	 * Lock for &drm_minor.master and &drm_file.is_master
	 */
	struct mutex master_mutex;

/**
	 * @open_count:
	 *
	 * Usage counter for outstanding files open,
	 * protected by drm_global_mutex
	 */
	atomic_t open_count;

/** @filelist_mutex: Protects @filelist. */
	struct mutex filelist_mutex;
	/**
	 * @filelist:
	 *
	 * List of userspace clients, linked through &drm_file.lhead.
	 */
	struct list_head filelist;

/**
	 * @filelist_internal:
	 *
	 * List of open DRM files for in-kernel clients.
	 * Protected by &filelist_mutex.
	 */
	struct list_head filelist_internal;

/**
	 * @clientlist_mutex:
	 *
	 * Protects &clientlist access.
	 */
	struct mutex clientlist_mutex;

/**
	 * @clientlist:
	 *
	 * List of in-kernel clients. Protected by &clientlist_mutex.
	 */
	struct list_head clientlist;

/**
	 * @vblank_disable_immediate:
	 *
	 * If true, vblank interrupt will be disabled immediately when the
	 * refcount drops to zero, as opposed to via the vblank disable
	 * timer.
	 *
	 * This can be set to true it the hardware has a working vblank counter
	 * with high-precision timestamping (otherwise there are races) and the
	 * driver uses drm_crtc_vblank_on() and drm_crtc_vblank_off()
	 * appropriately. Also, see @max_vblank_count,
	 * &drm_crtc_funcs.get_vblank_counter and
	 * &drm_vblank_crtc_config.disable_immediate.
	 */
	bool vblank_disable_immediate;

/**
	 * @vblank:
	 *
	 * Array of vblank tracking structures, one per &struct drm_crtc. For
	 * historical reasons (vblank support predates kernel modesetting) this
	 * is free-standing and not part of &struct drm_crtc itself. It must be
	 * initialized explicitly by calling drm_vblank_init().
	 */
	struct drm_vblank_crtc *vblank;

/**
	 * @vblank_time_lock:
	 *
	 *  Protects vblank count and time updates during vblank enable/disable
	 */
	spinlock_t vblank_time_lock;
	/**
	 * @vbl_lock: Top-level vblank references lock, wraps the low-level
	 * @vblank_time_lock.
	 */
	spinlock_t vbl_lock;

/**
	 * @max_vblank_count:
	 *
	 * Maximum value of the vblank registers. This value +1 will result in a
	 * wrap-around of the vblank register. It is used by the vblank core to
	 * handle wrap-arounds.
	 *
	 * If set to zero the vblank core will try to guess the elapsed vblanks
	 * between times when the vblank interrupt is disabled through
	 * high-precision timestamps. That approach is suffering from small
	 * races and imprecision over longer time periods, hence exposing a
	 * hardware vblank counter is always recommended.
	 *
	 * This is the statically configured device wide maximum. The driver
	 * can instead choose to use a runtime configurable per-crtc value
	 * &drm_vblank_crtc.max_vblank_count, in which case @max_vblank_count
	 * must be left at zero. See drm_crtc_set_max_vblank_count() on how
	 * to use the per-crtc value.
	 *
	 * If non-zero, &drm_crtc_funcs.get_vblank_counter must be set.
	 */
	u32 max_vblank_count;

/** @vblank_event_list: List of vblank events */
	struct list_head vblank_event_list;

/**
	 * @event_lock:
	 *
	 * Protects @vblank_event_list and event delivery in
	 * general. See drm_send_event() and drm_send_event_locked().
	 */
	spinlock_t event_lock;

/** @num_crtcs: Number of CRTCs on this device */
	unsigned int num_crtcs;

/** @mode_config: Current mode config */
	struct drm_mode_config mode_config;

/** @object_name_lock: GEM information */
	struct mutex object_name_lock;

/** @object_name_idr: GEM information */
	struct idr object_name_idr;

/** @vma_offset_manager: GEM information */
	struct drm_vma_offset_manager *vma_offset_manager;

/** @vram_mm: VRAM MM memory manager */
	struct drm_vram_mm *vram_mm;

/**
	 * @switch_power_state:
	 *
	 * Power state of the client.
	 * Used by drivers supporting the switcheroo driver.
	 * The state is maintained in the
	 * &vga_switcheroo_client_ops.set_gpu_state callback
	 */
	enum switch_power_state switch_power_state;

/**
	 * @fb_helper:
	 *
	 * Pointer to the fbdev emulation structure.
	 * Set by drm_fb_helper_init() and cleared by drm_fb_helper_fini().
	 */
	struct drm_fb_helper *fb_helper;

/**
	 * @debugfs_root:
	 *
	 * Root directory for debugfs files.
	 */
	struct dentry *debugfs_root;
};

#endif