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/*
* Copyright © 2011 Red Hat All Rights Reserved.
* Copyright © 2014 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* 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, sub license, 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 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
* NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
* AND/OR ITS SUPPLIERS 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*/
#include "amdgpu_winsys.h"
#include "util/u_format.h"
static int amdgpu_surface_sanity(const struct pipe_resource *tex)
{
switch (tex->target) {
case PIPE_TEXTURE_1D:
if (tex->height0 > 1)
return -EINVAL;
/* fall through */
case PIPE_TEXTURE_2D:
case PIPE_TEXTURE_RECT:
if (tex->depth0 > 1 || tex->array_size > 1)
return -EINVAL;
break;
case PIPE_TEXTURE_3D:
if (tex->array_size > 1)
return -EINVAL;
break;
case PIPE_TEXTURE_1D_ARRAY:
if (tex->height0 > 1)
return -EINVAL;
/* fall through */
case PIPE_TEXTURE_CUBE:
case PIPE_TEXTURE_2D_ARRAY:
case PIPE_TEXTURE_CUBE_ARRAY:
if (tex->depth0 > 1)
return -EINVAL;
break;
default:
return -EINVAL;
}
return 0;
}
static int amdgpu_surface_init(struct radeon_winsys *rws,
const struct pipe_resource *tex,
unsigned flags, unsigned bpe,
enum radeon_surf_mode mode,
struct radeon_surf *surf)
{
struct amdgpu_winsys *ws = (struct amdgpu_winsys*)rws;
int r;
r = amdgpu_surface_sanity(tex);
if (r)
return r;
surf->blk_w = util_format_get_blockwidth(tex->format);
surf->blk_h = util_format_get_blockheight(tex->format);
surf->bpe = bpe;
surf->flags = flags;
struct ac_surf_config config;
config.info.width = tex->width0;
config.info.height = tex->height0;
config.info.depth = tex->depth0;
config.info.array_size = tex->array_size;
config.info.samples = tex->nr_samples;
config.info.levels = tex->last_level + 1;
config.is_3d = !!(tex->target == PIPE_TEXTURE_3D);
config.is_cube = !!(tex->target == PIPE_TEXTURE_CUBE);
/* Use different surface counters for color and FMASK, so that MSAA MRTs
* always use consecutive surface indices when FMASK is allocated between
* them.
*/
if (flags & RADEON_SURF_FMASK)
config.info.surf_index = &ws->surf_index_fmask;
else if (!(flags & RADEON_SURF_Z_OR_SBUFFER))
config.info.surf_index = &ws->surf_index_color;
else
config.info.surf_index = NULL;
return ac_compute_surface(ws->addrlib, &ws->info, &config, mode, surf);
}
void amdgpu_surface_init_functions(struct amdgpu_winsys *ws)
{
ws->base.surface_init = amdgpu_surface_init;
}
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