/*
 * Copyright (C) 2008 VMware, Inc.
 * Copyright (C) 2014 Broadcom
 * Copyright (C) 2018-2019 Alyssa Rosenzweig
 * Copyright (C) 2019-2020 Collabora, Ltd.
 *
 * 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 (including the next
 * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
 *
 */

#ifndef __PAN_TEXTURE_H
#define __PAN_TEXTURE_H

#include <stdbool.h>
#include "util/format/u_format.h"

struct panfrost_slice {
        unsigned offset;
        unsigned stride;
        unsigned size0;

        /* If there is a header preceding each slice, how big is
         * that header? Used for AFBC */
        unsigned header_size;

        /* If checksumming is enabled following the slice, what
         * is its offset/stride? */
        unsigned checksum_offset;
        unsigned checksum_stride;

        /* Has anything been written to this slice? */
        bool initialized;
};

unsigned
panfrost_compute_checksum_size(
        struct panfrost_slice *slice,
        unsigned width,
        unsigned height);

/* AFBC */

bool
panfrost_format_supports_afbc(enum pipe_format format);

unsigned
panfrost_afbc_header_size(unsigned width, unsigned height);

#endif