linux/drivers/gpu/drm/amd/display/dc/core/dc_surface.c

/*
 * Copyright 2015 Advanced Micro Devices, Inc.
 *
 * 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: AMD
 *
 */

/* DC interface (public) */
#include "dm_services.h"
#include "dc.h"

/* DC core (private) */
#include "core_types.h"
#include "transform.h"
#include "dpp.h"

#include "dc_plane_priv.h"

/*******************************************************************************
 * Private functions
 ******************************************************************************/
void dc_plane_construct(struct dc_context *ctx, struct dc_plane_state *plane_state)
{ … }

void dc_plane_destruct(struct dc_plane_state *plane_state)
{ … }


/* dc_state is passed in separately since it may differ from the current dc state accessible from plane_state e.g.
 * if the driver is doing an update from an old context to a new one and the caller wants the pipe mask for the new
 * context rather than the existing one
 */
uint8_t  dc_plane_get_pipe_mask(struct dc_state *dc_state, const struct dc_plane_state *plane_state)
{ … }

/*******************************************************************************
 * Public functions
 ******************************************************************************/
void enable_surface_flip_reporting(struct dc_plane_state *plane_state,
		uint32_t controller_id)
{ … }

struct dc_plane_state *dc_create_plane_state(const struct dc *dc)
{ … }

/*
 *****************************************************************************
 *  Function: dc_plane_get_status
 *
 *  @brief
 *     Looks up the pipe context of plane_state and updates the pending status
 *     of the pipe context. Then returns plane_state->status
 *
 *  @param [in] plane_state: pointer to the plane_state to get the status of
 *****************************************************************************
 */
const struct dc_plane_status *dc_plane_get_status(
		const struct dc_plane_state *plane_state)
{ … }

void dc_plane_state_retain(struct dc_plane_state *plane_state)
{ … }

static void dc_plane_state_free(struct kref *kref)
{ … }

void dc_plane_state_release(struct dc_plane_state *plane_state)
{ … }

void dc_gamma_retain(struct dc_gamma *gamma)
{ … }

static void dc_gamma_free(struct kref *kref)
{ … }

void dc_gamma_release(struct dc_gamma **gamma)
{ … }

struct dc_gamma *dc_create_gamma(void)
{ … }

void dc_transfer_func_retain(struct dc_transfer_func *tf)
{ … }

static void dc_transfer_func_free(struct kref *kref)
{ … }

void dc_transfer_func_release(struct dc_transfer_func *tf)
{ … }

struct dc_transfer_func *dc_create_transfer_func(void)
{ … }

static void dc_3dlut_func_free(struct kref *kref)
{ … }

struct dc_3dlut *dc_create_3dlut_func(void)
{ … }

void dc_3dlut_func_release(struct dc_3dlut *lut)
{ … }

void dc_3dlut_func_retain(struct dc_3dlut *lut)
{ … }