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freedreno/a6xx: Implement layout for DRM_FORMAT_MOD_QCOM_COMPRESSED

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This brings back fd6_fill_ubwc_buffer_sizes() to implement
layout_resource_for_modifier for DRM_FORMAT_MOD_QCOM_COMPRESSED.

Fixes: ecd62ff766 "freedreno: Allow UBWC on textures with multiple mipmap levels."
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3704>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3704>
This commit is contained in:
Kristian H. Kristensen 2020-02-04 17:49:35 -08:00 • committed by Marge Bot
parent d233c8c914
commit 9891062642
1 changed files with 58 additions and 0 deletions
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58
src/gallium/drivers/freedreno/a6xx/fd6_resource.c
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@ -25,6 +25,8 @@
* Rob Clark <robclark@freedesktop.org>
*/
#include "drm-uapi/drm_fourcc.h"
#include "fd6_resource.h"
#include "fd6_format.h"
@ -155,10 +157,66 @@ fd6_setup_slices(struct fd_resource *rsc)
return rsc->layout.size;
}
static int
fill_ubwc_buffer_sizes(struct fd_resource *rsc)
{
struct pipe_resource *prsc = &rsc->base;
struct fdl_slice slice = *fd_resource_slice(rsc, 0);
/* limit things to simple single level 2d for now: */
if ((prsc->depth0 != 1) || (prsc->array_size != 1) || (prsc->last_level != 0))
return -1;
if (prsc->target != PIPE_TEXTURE_2D)
return -1;
if (!ok_ubwc_format(rsc, prsc->format))
return -1;
rsc->layout.ubwc = true;
rsc->layout.tile_mode = TILE6_3;
fdl6_layout(&rsc->layout, prsc->format, fd_resource_nr_samples(prsc),
prsc->width0, prsc->height0, prsc->depth0,
prsc->last_level + 1, prsc->array_size, false);
if (fd_resource_slice(rsc, 0)->pitch != slice.pitch)
return -1;
/* The imported buffer may specify an offset, add that in here. */
rsc->layout.slices[0].offset += slice.offset;
rsc->layout.ubwc_slices[0].offset += slice.offset;
rsc->layout.size += slice.offset;
if (rsc->layout.size > fd_bo_size(rsc->bo))
return -1;
return 0;
}
static int
fd6_layout_resource_for_modifier(struct fd_resource *rsc, uint64_t modifier)
{
switch (modifier) {
case DRM_FORMAT_MOD_QCOM_COMPRESSED:
return fill_ubwc_buffer_sizes(rsc);
case DRM_FORMAT_MOD_LINEAR:
return 0;
default:
return -1;
}
}
static const uint64_t supported_modifiers[] = {
DRM_FORMAT_MOD_LINEAR,
DRM_FORMAT_MOD_QCOM_COMPRESSED,
};
void
fd6_resource_screen_init(struct pipe_screen *pscreen)
{
struct fd_screen *screen = fd_screen(pscreen);
screen->setup_slices = fd6_setup_slices;
screen->layout_resource_for_modifier = fd6_layout_resource_for_modifier;
screen->supported_modifiers = supported_modifiers;
screen->num_supported_modifiers = ARRAY_SIZE(supported_modifiers);
}