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Name	Size	Permission	Date
bridge	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
display	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
i2c	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
ttm	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
amd_asic_type.h	2.33 KB	-rw-r--r--	2024-03-10 20:38
drm_accel.h	2.25 KB	-rw-r--r--	2026-05-26 09:55
drm_aperture.h	1.06 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic.h	42.54 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_displayid.h	4.99 KB	-rw-r--r--	2026-05-26 09:55
drm_drv.h	17.81 KB	-rw-r--r--	2024-03-10 20:38
drm_edid.h	15.68 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_fbdev_generic.h	349 B	-rw-r--r--	2024-03-10 20:38
drm_file.h	14.24 KB	-rw-r--r--	2026-05-26 09:55
drm_fixed.h	4.83 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_gem.h	18.6 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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	5.22 KB	-rw-r--r--	2024-03-10 20:38
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--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_vblank.h	10.18 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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

/*
 * Copyright (c) 2016 Intel Corporation
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that copyright
 * notice and this permission notice appear in supporting documentation, and
 * that the name of the copyright holders not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  The copyright holders make no representations
 * about the suitability of this software for any purpose.  It is provided "as
 * is" without express or implied warranty.
 *
 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
 * OF THIS SOFTWARE.
 */

#ifndef __DRM_MODESET_H__
#define __DRM_MODESET_H__

#include <linux/kref.h>
#include <drm/drm_lease.h>
struct drm_object_properties;
struct drm_property;
struct drm_device;
struct drm_file;

/**
 * struct drm_mode_object - base structure for modeset objects
 * @id: userspace visible identifier
 * @type: type of the object, one of DRM_MODE_OBJECT\_\*
 * @properties: properties attached to this object, including values
 * @refcount: reference count for objects which with dynamic lifetime
 * @free_cb: free function callback, only set for objects with dynamic lifetime
 *
 * Base structure for modeset objects visible to userspace. Objects can be
 * looked up using drm_mode_object_find(). Besides basic uapi interface
 * properties like @id and @type it provides two services:
 *
 * - It tracks attached properties and their values. This is used by &drm_crtc,
 *   &drm_plane and &drm_connector. Properties are attached by calling
 *   drm_object_attach_property() before the object is visible to userspace.
 *
 * - For objects with dynamic lifetimes (as indicated by a non-NULL @free_cb) it
 *   provides reference counting through drm_mode_object_get() and
 *   drm_mode_object_put(). This is used by &drm_framebuffer, &drm_connector
 *   and &drm_property_blob. These objects provide specialized reference
 *   counting wrappers.
 */
struct drm_mode_object {
	uint32_t id;
	uint32_t type;
	struct drm_object_properties *properties;
	struct kref refcount;
	void (*free_cb)(struct kref *kref);
};

#define DRM_OBJECT_MAX_PROPERTY 64
/**
 * struct drm_object_properties - property tracking for &drm_mode_object
 */
struct drm_object_properties {
	/**
	 * @count: number of valid properties, must be less than or equal to
	 * DRM_OBJECT_MAX_PROPERTY.
	 */

int count;
	/**
	 * @properties: Array of pointers to &drm_property.
	 *
	 * NOTE: if we ever start dynamically destroying properties (ie.
	 * not at drm_mode_config_cleanup() time), then we'd have to do
	 * a better job of detaching property from mode objects to avoid
	 * dangling property pointers:
	 */
	struct drm_property *properties[DRM_OBJECT_MAX_PROPERTY];

/**
	 * @values: Array to store the property values, matching @properties. Do
	 * not read/write values directly, but use
	 * drm_object_property_get_value() and drm_object_property_set_value().
	 *
	 * Note that atomic drivers do not store mutable properties in this
	 * array, but only the decoded values in the corresponding state
	 * structure. The decoding is done using the &drm_crtc.atomic_get_property and
	 * &drm_crtc.atomic_set_property hooks for &struct drm_crtc. For
	 * &struct drm_plane the hooks are &drm_plane_funcs.atomic_get_property and
	 * &drm_plane_funcs.atomic_set_property. And for &struct drm_connector
	 * the hooks are &drm_connector_funcs.atomic_get_property and
	 * &drm_connector_funcs.atomic_set_property .
	 *
	 * Hence atomic drivers should not use drm_object_property_set_value()
	 * and drm_object_property_get_value() on mutable objects, i.e. those
	 * without the DRM_MODE_PROP_IMMUTABLE flag set.
	 *
	 * For atomic drivers the default value of properties is stored in this
	 * array, so drm_object_property_get_default_value can be used to
	 * retrieve it.
	 */
	uint64_t values[DRM_OBJECT_MAX_PROPERTY];
};

/* Avoid boilerplate.  I'm tired of typing. */
#define DRM_ENUM_NAME_FN(fnname, list)				\
	const char *fnname(int val)				\
	{							\
		int i;						\
		for (i = 0; i < ARRAY_SIZE(list); i++) {	\
			if (list[i].type == val)		\
				return list[i].name;		\
		}						\
		return "(unknown)";				\
	}

struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
					     struct drm_file *file_priv,
					     uint32_t id, uint32_t type);
void drm_mode_object_get(struct drm_mode_object *obj);
void drm_mode_object_put(struct drm_mode_object *obj);

int drm_object_property_set_value(struct drm_mode_object *obj,
				  struct drm_property *property,
				  uint64_t val);
int drm_object_property_get_value(struct drm_mode_object *obj,
				  struct drm_property *property,
				  uint64_t *value);
int drm_object_property_get_default_value(struct drm_mode_object *obj,
					  struct drm_property *property,
					  uint64_t *val);

void drm_object_attach_property(struct drm_mode_object *obj,
				struct drm_property *property,
				uint64_t init_val);

bool drm_mode_object_lease_required(uint32_t type);
#endif