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radeonsi: implement get_sparse_texture_virtual_page_size

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14223>
This commit is contained in:
Qiang Yu 2021-12-10 11:26:16 +08:00
parent c11059c2b5
commit 5f3c904ac8
1 changed files with 69 additions and 0 deletions
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69
src/gallium/drivers/radeonsi/si_texture.c
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@ -2212,6 +2212,73 @@ static bool si_check_resource_capability(struct pipe_screen *screen, struct pipe
return true;
}
static int si_get_sparse_texture_virtual_page_size(struct pipe_screen *screen,
enum pipe_texture_target target,
enum pipe_format format,
unsigned offset, unsigned size,
int *x, int *y, int *z)
{
/* Only support one type of page size. */
if (offset != 0)
return 0;
static const int page_size_2d[][3] = {
{ 256, 256, 1 }, /* 8bpp */
{ 256, 128, 1 }, /* 16bpp */
{ 128, 128, 1 }, /* 32bpp */
{ 128, 64, 1 }, /* 64bpp */
{ 64, 64, 1 }, /* 128bpp */
};
static const int page_size_3d[][3] = {
{ 64, 32, 32 }, /* 8bpp */
{ 32, 32, 32 }, /* 16bpp */
{ 32, 32, 16 }, /* 32bpp */
{ 32, 16, 16 }, /* 64bpp */
{ 16, 16, 16 }, /* 128bpp */
};
const int (*page_sizes)[3];
/* Supported targets. */
/* TODO: support multi sample targets. */
switch (target) {
case PIPE_TEXTURE_2D:
case PIPE_TEXTURE_CUBE:
case PIPE_TEXTURE_RECT:
case PIPE_TEXTURE_2D_ARRAY:
case PIPE_TEXTURE_CUBE_ARRAY:
page_sizes = page_size_2d;
break;
case PIPE_TEXTURE_3D:
page_sizes = page_size_3d;
break;
default:
return 0;
}
/* Unsupport formats. */
/* TODO: support these formats. */
if (util_format_is_depth_or_stencil(format) ||
util_format_get_num_planes(format) > 1 ||
util_format_is_compressed(format))
return 0;
int blk_size = util_format_get_blocksize(format);
/* We don't support any non-power-of-two bpp formats, so
* pipe_screen->is_format_supported() should already filter out these formats.
*/
assert(util_is_power_of_two_nonzero(blk_size));
if (size) {
unsigned index = util_logbase2(blk_size);
if (x) *x = page_sizes[index][0];
if (y) *y = page_sizes[index][1];
if (z) *z = page_sizes[index][2];
}
return 1;
}
void si_init_screen_texture_functions(struct si_screen *sscreen)
{
sscreen->b.resource_from_handle = si_texture_from_handle;
@ -2222,6 +2289,8 @@ void si_init_screen_texture_functions(struct si_screen *sscreen)
sscreen->b.memobj_create_from_handle = si_memobj_from_handle;
sscreen->b.memobj_destroy = si_memobj_destroy;
sscreen->b.check_resource_capability = si_check_resource_capability;
sscreen->b.get_sparse_texture_virtual_page_size =
si_get_sparse_texture_virtual_page_size;
/* By not setting it the frontend will fall back to non-modifier create,
* which works around some applications using modifiers that are not