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radv: initialize the DCC predicate correctly when it's compressed

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We have to do a fast-clear eliminate when clearing DCC
metadata with 0x20202020. I don't know if that fixes anything
but that seems correct to me.

CC: 18.2 <mesa-stable@lists.freedesktop.org>
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset 2018-08-16 12:33:13 +02:00
parent f3a78a9da0
commit f9e8456c39
1 changed files with 4 additions and 1 deletions
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5
src/amd/vulkan/radv_cmd_buffer.c
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@ -4127,15 +4127,18 @@ static void radv_init_color_image_metadata(struct radv_cmd_buffer *cmd_buffer,
if (radv_image_has_dcc(image)) {
uint32_t value = 0xffffffffu; /* Fully expanded mode. */
bool need_decompress_pass = false;
if (radv_layout_dcc_compressed(image, dst_layout,
dst_queue_mask)) {
value = 0x20202020u;
need_decompress_pass = true;
}
radv_initialize_dcc(cmd_buffer, image, value);
radv_set_dcc_need_cmask_elim_pred(cmd_buffer, image, false);
radv_set_dcc_need_cmask_elim_pred(cmd_buffer, image,
need_decompress_pass);
}
if (radv_image_has_cmask(image) || radv_image_has_dcc(image)) {