linux/drivers/gpu/drm/omapdrm/omap_plane.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
 * Author: Rob Clark <[email protected]>
 */

#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_blend.h>
#include <drm/drm_gem_atomic_helper.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_framebuffer.h>

#include "omap_dmm_tiler.h"
#include "omap_drv.h"

/*
 * plane funcs
 */

#define to_omap_plane_state(x) …

struct omap_plane_state { … };

#define to_omap_plane(x) …

struct omap_plane { … };

bool is_omap_plane_dual_overlay(struct drm_plane_state *state)
{ … }

static int omap_plane_prepare_fb(struct drm_plane *plane,
				 struct drm_plane_state *new_state)
{ … }

static void omap_plane_cleanup_fb(struct drm_plane *plane,
				  struct drm_plane_state *old_state)
{ … }

static void omap_plane_atomic_update(struct drm_plane *plane,
				     struct drm_atomic_state *state)
{ … }

static void omap_plane_atomic_disable(struct drm_plane *plane,
				      struct drm_atomic_state *state)
{ … }

#define FRAC_16_16(mult, div) …

static int omap_plane_atomic_check(struct drm_plane *plane,
				   struct drm_atomic_state *state)
{ … }

static const struct drm_plane_helper_funcs omap_plane_helper_funcs = …;

static void omap_plane_destroy(struct drm_plane *plane)
{ … }

/* helper to install properties which are common to planes and crtcs */
void omap_plane_install_properties(struct drm_plane *plane,
		struct drm_mode_object *obj)
{ … }

static void omap_plane_reset(struct drm_plane *plane)
{ … }

static struct drm_plane_state *
omap_plane_atomic_duplicate_state(struct drm_plane *plane)
{ … }

static void omap_plane_atomic_print_state(struct drm_printer *p,
					  const struct drm_plane_state *state)
{ … }

static int omap_plane_atomic_set_property(struct drm_plane *plane,
					  struct drm_plane_state *state,
					  struct drm_property *property,
					  u64 val)
{ … }

static int omap_plane_atomic_get_property(struct drm_plane *plane,
					  const struct drm_plane_state *state,
					  struct drm_property *property,
					  u64 *val)
{ … }

static const struct drm_plane_funcs omap_plane_funcs = …;

static bool omap_plane_supports_yuv(struct drm_plane *plane)
{ … }

/* initialize plane */
struct drm_plane *omap_plane_init(struct drm_device *dev,
		int idx, enum drm_plane_type type,
		u32 possible_crtcs)
{ … }