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freedreno: fix depth usage logic

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Depth can be used even when there is no restore/resolve of depth. This
happens when the depth buffer is invalidated after rendering to avoid
the resolve operation.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
This commit is contained in:
Jonathan Marek 2019-01-21 11:04:47 -05:00 • committed by Rob Clark
parent bcefa0f1cb
commit c93d77431f
1 changed files with 6 additions and 2 deletions
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8
src/gallium/drivers/freedreno/freedreno_gmem.c
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@ -122,8 +122,8 @@ calculate_tiles(struct fd_batch *batch)
uint8_t cbuf_cpp[MAX_RENDER_TARGETS] = {0}, zsbuf_cpp[2] = {0};
uint32_t i, j, t, xoff, yoff;
uint32_t tpp_x, tpp_y;
bool has_zs = !!((batch->resolve | batch->restore) &
(FD_BUFFER_DEPTH | FD_BUFFER_STENCIL));
bool has_zs = !!(batch->gmem_reason & (FD_GMEM_DEPTH_ENABLED |
FD_GMEM_STENCIL_ENABLED | FD_GMEM_CLEARS_DEPTH_STENCIL));
int tile_n[npipes];
if (has_zs) {
@ -131,6 +131,10 @@ calculate_tiles(struct fd_batch *batch)
zsbuf_cpp[0] = rsc->cpp;
if (rsc->stencil)
zsbuf_cpp[1] = rsc->stencil->cpp;
} else {
/* we might have a zsbuf, but it isn't used */
batch->restore &= ~(FD_BUFFER_DEPTH | FD_BUFFER_STENCIL);
batch->resolve &= ~(FD_BUFFER_DEPTH | FD_BUFFER_STENCIL);
}
for (i = 0; i < pfb->nr_cbufs; i++) {
if (pfb->cbufs[i])