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/*
* Copyright (C) 2018 Jonathan Marek <jonathan@marek.ca>
*
* 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.
*
* Authors:
* Jonathan Marek <jonathan@marek.ca>
*/
#include "fd2_resource.h"
uint32_t
fd2_setup_slices(struct fd_resource *rsc)
{
struct pipe_resource *prsc = &rsc->base;
enum pipe_format format = rsc->base.format;
uint32_t level, size = 0;
uint32_t width = prsc->width0;
uint32_t height = prsc->height0;
uint32_t depth = prsc->depth0;
for (level = 0; level <= prsc->last_level; level++) {
struct fdl_slice *slice = fd_resource_slice(rsc, level);
uint32_t blocks;
/* 32 * 32 block alignment */
switch (prsc->target) {
default: assert(0);
case PIPE_TEXTURE_2D:
case PIPE_TEXTURE_2D_ARRAY:
case PIPE_TEXTURE_RECT:
case PIPE_TEXTURE_CUBE:
height = align(height, 32 * util_format_get_blockheight(format));
case PIPE_TEXTURE_1D:
case PIPE_TEXTURE_1D_ARRAY:
width = align(width, 32 * util_format_get_blockwidth(format));
case PIPE_BUFFER:
break;
}
/* mipmaps have power of two sizes in memory */
if (level) {
width = util_next_power_of_two(width);
height = util_next_power_of_two(height);
}
slice->pitch = util_format_get_nblocksx(format, width) * rsc->layout.cpp;
slice->offset = size;
blocks = util_format_get_nblocks(format, width, height);
/* 4k aligned size */
slice->size0 = align(blocks * rsc->layout.cpp, 4096);
size += slice->size0 * depth * prsc->array_size;
width = u_minify(width, 1);
height = u_minify(height, 1);
depth = u_minify(depth, 1);
}
return size;
}
unsigned
fd2_tile_mode(const struct pipe_resource *tmpl)
{
/* disable tiling for cube maps, freedreno uses a 2D array for the staging texture,
* (a2xx supports 2D arrays but it is not implemented)
*/
if (tmpl->target == PIPE_TEXTURE_CUBE)
return 0;
/* we can enable tiling for any resource we can render to */
return (tmpl->bind & PIPE_BIND_RENDER_TARGET) ? 1 : 0;
}
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