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v3dv: account for multisampling when computing subpass granularity

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The granularity is defined by the tile size, which is also determined
by multisampling.

Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13775>
This commit is contained in:
Iago Toral Quiroga 2021-11-12 08:09:26 +01:00 • committed by Marge Bot
parent 0cb58f80d2
commit 4b3931ee6c
1 changed files with 7 additions and 0 deletions
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7
src/broadcom/vulkan/v3dv_pass.c
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@ -302,6 +302,7 @@ subpass_get_granularity(struct v3dv_device *device,
struct v3dv_subpass *subpass = &pass->subpasses[subpass_idx];
const uint32_t color_attachment_count = subpass->color_count;
bool msaa = false;
uint32_t max_internal_bpp = 0;
for (uint32_t i = 0; i < color_attachment_count; i++) {
uint32_t attachment_idx = subpass->color_attachments[i].attachment;
@ -315,6 +316,9 @@ subpass_get_granularity(struct v3dv_device *device,
(format->rt_type, &internal_type, &internal_bpp);
max_internal_bpp = MAX2(max_internal_bpp, internal_bpp);
if (desc->samples > VK_SAMPLE_COUNT_1_BIT)
msaa = true;
}
uint32_t idx = 0;
@ -323,6 +327,9 @@ subpass_get_granularity(struct v3dv_device *device,
else if (color_attachment_count > 1)
idx += 1;
if (msaa)
idx += 2;
idx += max_internal_bpp;
assert(idx < ARRAY_SIZE(tile_sizes));