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Name	Size	Permission
bridge	[ DIR ]	drwxr-xr-x
i2c	[ DIR ]	drwxr-xr-x
tinydrm	[ DIR ]	drwxr-xr-x
ttm	[ DIR ]	drwxr-xr-x
amd_asic_type.h	1.54 KB	-rw-r--r--
ati_pcigart.h	731 B	-rw-r--r--
drmP.h	10.84 KB	-rw-r--r--
drm_agpsupport.h	3.81 KB	-rw-r--r--
drm_atomic.h	30.49 KB	-rw-r--r--
drm_atomic_helper.h	10.7 KB	-rw-r--r--
drm_auth.h	3.4 KB	-rw-r--r--
drm_blend.h	2.05 KB	-rw-r--r--
drm_bridge.h	10.06 KB	-rw-r--r--
drm_cache.h	2.81 KB	-rw-r--r--
drm_color_mgmt.h	1.55 KB	-rw-r--r--
drm_connector.h	34.96 KB	-rw-r--r--
drm_crtc.h	32.42 KB	-rw-r--r--
drm_crtc_helper.h	3.27 KB	-rw-r--r--
drm_debugfs.h	3.36 KB	-rw-r--r--
drm_debugfs_crc.h	2.66 KB	-rw-r--r--
drm_device.h	5.28 KB	-rw-r--r--
drm_displayid.h	3.24 KB	-rw-r--r--
drm_dp_dual_mode_helper.h	4.43 KB	-rw-r--r--
drm_dp_helper.h	44.09 KB	-rw-r--r--
drm_dp_mst_helper.h	16.83 KB	-rw-r--r--
drm_drv.h	20.51 KB	-rw-r--r--
drm_edid.h	15.26 KB	-rw-r--r--
drm_encoder.h	7.99 KB	-rw-r--r--
drm_encoder_slave.h	6.46 KB	-rw-r--r--
drm_fb_cma_helper.h	1.38 KB	-rw-r--r--
drm_fb_helper.h	14.95 KB	-rw-r--r--
drm_file.h	10.59 KB	-rw-r--r--
drm_fixed.h	4.71 KB	-rw-r--r--
drm_flip_work.h	3.01 KB	-rw-r--r--
drm_fourcc.h	2.85 KB	-rw-r--r--
drm_framebuffer.h	9.86 KB	-rw-r--r--
drm_gem.h	9.83 KB	-rw-r--r--
drm_gem_cma_helper.h	3.41 KB	-rw-r--r--
drm_gem_framebuffer_helper.h	1.17 KB	-rw-r--r--
drm_global.h	1.94 KB	-rw-r--r--
drm_hashtab.h	3.01 KB	-rw-r--r--
drm_ioctl.h	6.21 KB	-rw-r--r--
drm_irq.h	1.29 KB	-rw-r--r--
drm_lease.h	1.43 KB	-rw-r--r--
drm_legacy.h	6.77 KB	-rw-r--r--
drm_mipi_dsi.h	10.08 KB	-rw-r--r--
drm_mm.h	16.48 KB	-rw-r--r--
drm_mode_config.h	25.93 KB	-rw-r--r--
drm_mode_object.h	5.77 KB	-rw-r--r--
drm_modes.h	17.8 KB	-rw-r--r--
drm_modeset_helper.h	1.57 KB	-rw-r--r--
drm_modeset_helper_vtables.h	48.62 KB	-rw-r--r--
drm_modeset_lock.h	4.02 KB	-rw-r--r--
drm_of.h	3.17 KB	-rw-r--r--
drm_os_linux.h	2.04 KB	-rw-r--r--
drm_panel.h	7 KB	-rw-r--r--
drm_pci.h	2.45 KB	-rw-r--r--
drm_pciids.h	66.48 KB	-rw-r--r--
drm_plane.h	20.38 KB	-rw-r--r--
drm_plane_helper.h	3.2 KB	-rw-r--r--
drm_prime.h	3.06 KB	-rw-r--r--
drm_print.h	3.58 KB	-rw-r--r--
drm_property.h	12.03 KB	-rw-r--r--
drm_rect.h	5.87 KB	-rw-r--r--
drm_scdc_helper.h	4.34 KB	-rw-r--r--
drm_simple_kms_helper.h	3.99 KB	-rw-r--r--
drm_syncobj.h	4.13 KB	-rw-r--r--
drm_sysfs.h	287 B	-rw-r--r--
drm_vblank.h	6.32 KB	-rw-r--r--
drm_vma_manager.h	7.63 KB	-rw-r--r--
gma_drm.h	1.01 KB	-rw-r--r--
i915_component.h	4.11 KB	-rw-r--r--
i915_drm.h	3.47 KB	-rw-r--r--
i915_pciids.h	15.55 KB	-rw-r--r--
intel-gtt.h	987 B	-rw-r--r--
intel_lpe_audio.h	1.72 KB	-rw-r--r--

Code Editor : drm_simple_kms_helper.h

/*
 * Copyright (C) 2016 Noralf Trønnes
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef __LINUX_DRM_SIMPLE_KMS_HELPER_H
#define __LINUX_DRM_SIMPLE_KMS_HELPER_H

#include <drm/drm_crtc.h>
#include <drm/drm_encoder.h>
#include <drm/drm_plane.h>

struct drm_simple_display_pipe;

/**
 * struct drm_simple_display_pipe_funcs - helper operations for a simple
 *                                        display pipeline
 */
struct drm_simple_display_pipe_funcs {
	/**
	 * @enable:
	 *
	 * This function should be used to enable the pipeline.
	 * It is called when the underlying crtc is enabled.
	 * This hook is optional.
	 */
	void (*enable)(struct drm_simple_display_pipe *pipe,
		       struct drm_crtc_state *crtc_state);
	/**
	 * @disable:
	 *
	 * This function should be used to disable the pipeline.
	 * It is called when the underlying crtc is disabled.
	 * This hook is optional.
	 */
	void (*disable)(struct drm_simple_display_pipe *pipe);

/**
	 * @check:
	 *
	 * This function is called in the check phase of an atomic update,
	 * specifically when the underlying plane is checked.
	 * The simple display pipeline helpers already check that the plane is
	 * not scaled, fills the entire visible area and is always enabled
	 * when the crtc is also enabled.
	 * This hook is optional.
	 *
	 * RETURNS:
	 *
	 * 0 on success, -EINVAL if the state or the transition can't be
	 * supported, -ENOMEM on memory allocation failure and -EDEADLK if an
	 * attempt to obtain another state object ran into a &drm_modeset_lock
	 * deadlock.
	 */
	int (*check)(struct drm_simple_display_pipe *pipe,
		     struct drm_plane_state *plane_state,
		     struct drm_crtc_state *crtc_state);
	/**
	 * @update:
	 *
	 * This function is called when the underlying plane state is updated.
	 * This hook is optional.
	 *
	 * This is the function drivers should submit the
	 * &drm_pending_vblank_event from. Using either
	 * drm_crtc_arm_vblank_event(), when the driver supports vblank
	 * interrupt handling, or drm_crtc_send_vblank_event() directly in case
	 * the hardware lacks vblank support entirely.
	 */
	void (*update)(struct drm_simple_display_pipe *pipe,
		       struct drm_plane_state *old_plane_state);

/**
	 * @prepare_fb:
	 *
	 * Optional, called by &drm_plane_helper_funcs.prepare_fb.  Please read
	 * the documentation for the &drm_plane_helper_funcs.prepare_fb hook for
	 * more details.
	 */
	int (*prepare_fb)(struct drm_simple_display_pipe *pipe,
			  struct drm_plane_state *plane_state);

/**
	 * @cleanup_fb:
	 *
	 * Optional, called by &drm_plane_helper_funcs.cleanup_fb.  Please read
	 * the documentation for the &drm_plane_helper_funcs.cleanup_fb hook for
	 * more details.
	 */
	void (*cleanup_fb)(struct drm_simple_display_pipe *pipe,
			   struct drm_plane_state *plane_state);
};

/**
 * struct drm_simple_display_pipe - simple display pipeline
 * @crtc: CRTC control structure
 * @plane: Plane control structure
 * @encoder: Encoder control structure
 * @connector: Connector control structure
 * @funcs: Pipeline control functions (optional)
 *
 * Simple display pipeline with plane, crtc and encoder collapsed into one
 * entity. It should be initialized by calling drm_simple_display_pipe_init().
 */
struct drm_simple_display_pipe {
	struct drm_crtc crtc;
	struct drm_plane plane;
	struct drm_encoder encoder;
	struct drm_connector *connector;

const struct drm_simple_display_pipe_funcs *funcs;
};

int drm_simple_display_pipe_attach_bridge(struct drm_simple_display_pipe *pipe,
					  struct drm_bridge *bridge);

int drm_simple_display_pipe_init(struct drm_device *dev,
			struct drm_simple_display_pipe *pipe,
			const struct drm_simple_display_pipe_funcs *funcs,
			const uint32_t *formats, unsigned int format_count,
			const uint64_t *format_modifiers,
			struct drm_connector *connector);

#endif /* __LINUX_DRM_SIMPLE_KMS_HELPER_H */

${this.title}

Code Editor : drm_simple_kms_helper.h