FM / drm

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/drm/

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/drm

Name	Size	Mode	Actions
bridge/	-	0755	rm
display/	-	0755	rm
i2c/	-	0755	rm
ttm/	-	0755	rm
amd_asic_type.h	2228	0644	edit dl rm
drm_accel.h	2502	0644	edit dl rm
drm_aperture.h	1160	0644	edit dl rm
drm_atomic.h	42345	0644	edit dl rm
drm_atomic_helper.h	9998	0644	edit dl rm
drm_atomic_state_helper.h	4529	0644	edit dl rm
drm_atomic_uapi.h	2111	0644	edit dl rm
drm_audio_component.h	3935	0644	edit dl rm
drm_auth.h	4754	0644	edit dl rm
drm_blend.h	2407	0644	edit dl rm
drm_bridge.h	34436	0644	edit dl rm
drm_bridge_connector.h	405	0644	edit dl rm
drm_buddy.h	4227	0644	edit dl rm
drm_cache.h	3377	0644	edit dl rm
drm_client.h	5166	0644	edit dl rm
drm_color_mgmt.h	3884	0644	edit dl rm
drm_connector.h	63549	0644	edit dl rm
drm_crtc.h	45886	0644	edit dl rm
drm_crtc_helper.h	2567	0644	edit dl rm
drm_damage_helper.h	3408	0644	edit dl rm
drm_debugfs.h	5058	0644	edit dl rm
drm_debugfs_crc.h	2723	0644	edit dl rm
drm_device.h	9416	0644	edit dl rm
drm_displayid.h	4949	0644	edit dl rm
drm_drv.h	19744	0644	edit dl rm
drm_edid.h	20399	0644	edit dl rm
drm_encoder.h	11087	0644	edit dl rm
drm_encoder_slave.h	6614	0644	edit dl rm
drm_fbdev_generic.h	349	0644	edit dl rm
drm_fb_dma_helper.h	575	0644	edit dl rm
drm_fb_helper.h	14380	0644	edit dl rm
drm_file.h	12827	0644	edit dl rm
drm_fixed.h	4993	0644	edit dl rm
drm_flip_work.h	3080	0644	edit dl rm
drm_format_helper.h	3319	0644	edit dl rm
drm_fourcc.h	10096	0644	edit dl rm
drm_framebuffer.h	10856	0644	edit dl rm
drm_gem.h	13646	0644	edit dl rm
drm_gem_atomic_helper.h	5360	0644	edit dl rm
drm_gem_dma_helper.h	9766	0644	edit dl rm
drm_gem_framebuffer_helper.h	1973	0644	edit dl rm
drm_gem_shmem_helper.h	8597	0644	edit dl rm
drm_gem_ttm_helper.h	822	0644	edit dl rm
drm_gem_vram_helper.h	6286	0644	edit dl rm
drm_ioctl.h	6320	0644	edit dl rm
drm_kunit_helpers.h	3072	0644	edit dl rm
drm_lease.h	1010	0644	edit dl rm
drm_legacy.h	9617	0644	edit dl rm
drm_managed.h	3992	0644	edit dl rm
drm_mipi_dbi.h	6953	0644	edit dl rm
drm_mipi_dsi.h	13449	0644	edit dl rm
drm_mm.h	17950	0644	edit dl rm
drm_modes.h	20381	0644	edit dl rm
drm_modeset_helper.h	1814	0644	edit dl rm
drm_modeset_helper_vtables.h	59622	0644	edit dl rm
drm_modeset_lock.h	7244	0644	edit dl rm
drm_mode_config.h	33729	0644	edit dl rm
drm_mode_object.h	5587	0644	edit dl rm
drm_module.h	3808	0644	edit dl rm
drm_of.h	5016	0644	edit dl rm
drm_panel.h	7100	0644	edit dl rm
drm_pciids.h	62502	0644	edit dl rm
drm_plane.h	30811	0644	edit dl rm
drm_plane_helper.h	2391	0644	edit dl rm
drm_prime.h	4162	0644	edit dl rm
drm_print.h	19215	0644	edit dl rm
drm_privacy_screen_consumer.h	1983	0644	edit dl rm
drm_privacy_screen_driver.h	3058	0644	edit dl rm
drm_privacy_screen_machine.h	1281	0644	edit dl rm
drm_probe_helper.h	1607	0644	edit dl rm
drm_property.h	12042	0644	edit dl rm
drm_rect.h	7338	0644	edit dl rm
drm_self_refresh_helper.h	594	0644	edit dl rm
drm_simple_kms_helper.h	9744	0644	edit dl rm
drm_syncobj.h	3943	0644	edit dl rm
drm_sysfs.h	515	0644	edit dl rm
drm_util.h	2642	0644	edit dl rm
drm_utils.h	504	0644	edit dl rm
drm_vblank.h	9255	0644	edit dl rm
drm_vblank_work.h	1956	0644	edit dl rm
drm_vma_manager.h	8428	0644	edit dl rm
drm_writeback.h	4552	0644	edit dl rm
gma_drm.h	413	0644	edit dl rm
gpu_scheduler.h	19364	0644	edit dl rm
gud.h	11934	0644	edit dl rm
i915_component.h	1825	0644	edit dl rm
i915_drm.h	3655	0644	edit dl rm
i915_mei_hdcp_interface.h	5907	0644	edit dl rm
i915_pciids.h	24003	0644	edit dl rm
i915_pxp_tee_interface.h	1250	0644	edit dl rm
intel-gtt.h	1015	0644	edit dl rm
intel_lpe_audio.h	1758	0644	edit dl rm
spsc_queue.h	3131	0644	edit dl rm
task_barrier.h	3020	0644	edit dl rm

Edit: /usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/drm/drm_atomic_helper.h (9998B)

/*
 * Copyright (C) 2014 Red Hat
 * Copyright (C) 2014 Intel Corp.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 * Rob Clark <robdclark@gmail.com>
 * Daniel Vetter <daniel.vetter@ffwll.ch>
 */

#ifndef DRM_ATOMIC_HELPER_H_
#define DRM_ATOMIC_HELPER_H_

#include <drm/drm_crtc.h>
#include <drm/drm_modeset_helper_vtables.h>
#include <drm/drm_modeset_helper.h>
#include <drm/drm_atomic_state_helper.h>
#include <drm/drm_util.h>

/*
 * Drivers that don't allow primary plane scaling may pass this macro in place
 * of the min/max scale parameters of the plane-state checker function.
 *
 * Due to src being in 16.16 fixed point and dest being in integer pixels,
 * 1<<16 represents no scaling.
 */
#define DRM_PLANE_NO_SCALING (1<<16)

struct drm_atomic_state;
struct drm_private_obj;
struct drm_private_state;

int drm_atomic_helper_check_modeset(struct drm_device *dev,
				struct drm_atomic_state *state);
int
drm_atomic_helper_check_wb_encoder_state(struct drm_encoder *encoder,
					 struct drm_connector_state *conn_state);
int drm_atomic_helper_check_plane_state(struct drm_plane_state *plane_state,
					const struct drm_crtc_state *crtc_state,
					int min_scale,
					int max_scale,
					bool can_position,
					bool can_update_disabled);
int drm_atomic_helper_check_planes(struct drm_device *dev,
			       struct drm_atomic_state *state);
int drm_atomic_helper_check_crtc_primary_plane(struct drm_crtc_state *crtc_state);
int drm_atomic_helper_check(struct drm_device *dev,
			    struct drm_atomic_state *state);
void drm_atomic_helper_commit_tail(struct drm_atomic_state *state);
void drm_atomic_helper_commit_tail_rpm(struct drm_atomic_state *state);
int drm_atomic_helper_commit(struct drm_device *dev,
			     struct drm_atomic_state *state,
			     bool nonblock);
int drm_atomic_helper_async_check(struct drm_device *dev,
				  struct drm_atomic_state *state);
void drm_atomic_helper_async_commit(struct drm_device *dev,
				    struct drm_atomic_state *state);

int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
					struct drm_atomic_state *state,
					bool pre_swap);

void drm_atomic_helper_wait_for_vblanks(struct drm_device *dev,
					struct drm_atomic_state *old_state);

void drm_atomic_helper_wait_for_flip_done(struct drm_device *dev,
					  struct drm_atomic_state *old_state);

void
drm_atomic_helper_update_legacy_modeset_state(struct drm_device *dev,
					      struct drm_atomic_state *old_state);

void
drm_atomic_helper_calc_timestamping_constants(struct drm_atomic_state *state);

void drm_atomic_helper_commit_modeset_disables(struct drm_device *dev,
					       struct drm_atomic_state *state);
void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
					  struct drm_atomic_state *old_state);

int drm_atomic_helper_prepare_planes(struct drm_device *dev,
				     struct drm_atomic_state *state);

#define DRM_PLANE_COMMIT_ACTIVE_ONLY			BIT(0)
#define DRM_PLANE_COMMIT_NO_DISABLE_AFTER_MODESET	BIT(1)

void drm_atomic_helper_commit_planes(struct drm_device *dev,
				     struct drm_atomic_state *state,
				     uint32_t flags);
void drm_atomic_helper_cleanup_planes(struct drm_device *dev,
				      struct drm_atomic_state *old_state);
void drm_atomic_helper_commit_planes_on_crtc(struct drm_crtc_state *old_crtc_state);
void
drm_atomic_helper_disable_planes_on_crtc(struct drm_crtc_state *old_crtc_state,
					 bool atomic);

int __must_check drm_atomic_helper_swap_state(struct drm_atomic_state *state,
					      bool stall);

/* nonblocking commit helpers */
int drm_atomic_helper_setup_commit(struct drm_atomic_state *state,
				   bool nonblock);
void drm_atomic_helper_wait_for_dependencies(struct drm_atomic_state *state);
void drm_atomic_helper_fake_vblank(struct drm_atomic_state *state);
void drm_atomic_helper_commit_hw_done(struct drm_atomic_state *state);
void drm_atomic_helper_commit_cleanup_done(struct drm_atomic_state *state);

/* implementations for legacy interfaces */
int drm_atomic_helper_update_plane(struct drm_plane *plane,
				   struct drm_crtc *crtc,
				   struct drm_framebuffer *fb,
				   int crtc_x, int crtc_y,
				   unsigned int crtc_w, unsigned int crtc_h,
				   uint32_t src_x, uint32_t src_y,
				   uint32_t src_w, uint32_t src_h,
				   struct drm_modeset_acquire_ctx *ctx);
int drm_atomic_helper_disable_plane(struct drm_plane *plane,
				    struct drm_modeset_acquire_ctx *ctx);
int drm_atomic_helper_set_config(struct drm_mode_set *set,
				 struct drm_modeset_acquire_ctx *ctx);

int drm_atomic_helper_disable_all(struct drm_device *dev,
				  struct drm_modeset_acquire_ctx *ctx);
void drm_atomic_helper_shutdown(struct drm_device *dev);
struct drm_atomic_state *
drm_atomic_helper_duplicate_state(struct drm_device *dev,
				  struct drm_modeset_acquire_ctx *ctx);
struct drm_atomic_state *drm_atomic_helper_suspend(struct drm_device *dev);
int drm_atomic_helper_commit_duplicated_state(struct drm_atomic_state *state,
					      struct drm_modeset_acquire_ctx *ctx);
int drm_atomic_helper_resume(struct drm_device *dev,
			     struct drm_atomic_state *state);

int drm_atomic_helper_page_flip(struct drm_crtc *crtc,
				struct drm_framebuffer *fb,
				struct drm_pending_vblank_event *event,
				uint32_t flags,
				struct drm_modeset_acquire_ctx *ctx);
int drm_atomic_helper_page_flip_target(
				struct drm_crtc *crtc,
				struct drm_framebuffer *fb,
				struct drm_pending_vblank_event *event,
				uint32_t flags,
				uint32_t target,
				struct drm_modeset_acquire_ctx *ctx);

/**
 * drm_atomic_crtc_for_each_plane - iterate over planes currently attached to CRTC
 * @plane: the loop cursor
 * @crtc:  the CRTC whose planes are iterated
 *
 * This iterates over the current state, useful (for example) when applying
 * atomic state after it has been checked and swapped.  To iterate over the
 * planes which *will* be attached (more useful in code called from
 * &drm_mode_config_funcs.atomic_check) see
 * drm_atomic_crtc_state_for_each_plane().
 */
#define drm_atomic_crtc_for_each_plane(plane, crtc) \
	drm_for_each_plane_mask(plane, (crtc)->dev, (crtc)->state->plane_mask)

/**
 * drm_atomic_crtc_state_for_each_plane - iterate over attached planes in new state
 * @plane: the loop cursor
 * @crtc_state: the incoming CRTC state
 *
 * Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
 * attached if the specified state is applied.  Useful during for example
 * in code called from &drm_mode_config_funcs.atomic_check operations, to
 * validate the incoming state.
 */
#define drm_atomic_crtc_state_for_each_plane(plane, crtc_state) \
	drm_for_each_plane_mask(plane, (crtc_state)->state->dev, (crtc_state)->plane_mask)

/**
 * drm_atomic_crtc_state_for_each_plane_state - iterate over attached planes in new state
 * @plane: the loop cursor
 * @plane_state: loop cursor for the plane's state, must be const
 * @crtc_state: the incoming CRTC state
 *
 * Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
 * attached if the specified state is applied.  Useful during for example
 * in code called from &drm_mode_config_funcs.atomic_check operations, to
 * validate the incoming state.
 *
 * Compared to just drm_atomic_crtc_state_for_each_plane() this also fills in a
 * const plane_state. This is useful when a driver just wants to peek at other
 * active planes on this CRTC, but does not need to change it.
 */
#define drm_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) \
	drm_for_each_plane_mask(plane, (crtc_state)->state->dev, (crtc_state)->plane_mask) \
		for_each_if ((plane_state = \
			      __drm_atomic_get_current_plane_state((crtc_state)->state, \
								   plane)))

/**
 * drm_atomic_plane_disabling - check whether a plane is being disabled
 * @old_plane_state: old atomic plane state
 * @new_plane_state: new atomic plane state
 *
 * Checks the atomic state of a plane to determine whether it's being disabled
 * or not. This also WARNs if it detects an invalid state (both CRTC and FB
 * need to either both be NULL or both be non-NULL).
 *
 * RETURNS:
 * True if the plane is being disabled, false otherwise.
 */
static inline bool
drm_atomic_plane_disabling(struct drm_plane_state *old_plane_state,
			   struct drm_plane_state *new_plane_state)
{
	/*
	 * When disabling a plane, CRTC and FB should always be NULL together.
	 * Anything else should be considered a bug in the atomic core, so we
	 * gently warn about it.
	 */
	WARN_ON((new_plane_state->crtc == NULL && new_plane_state->fb != NULL) ||
		(new_plane_state->crtc != NULL && new_plane_state->fb == NULL));

return old_plane_state->crtc && !new_plane_state->crtc;
}

u32 *
drm_atomic_helper_bridge_propagate_bus_fmt(struct drm_bridge *bridge,
					struct drm_bridge_state *bridge_state,
					struct drm_crtc_state *crtc_state,
					struct drm_connector_state *conn_state,
					u32 output_fmt,
					unsigned int *num_input_fmts);

#endif /* DRM_ATOMIC_HELPER_H_ */

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