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authorEric Anholt <[email protected]>2018-07-23 14:08:54 -0700
committerEric Anholt <[email protected]>2018-07-26 11:02:25 -0700
commitdeecc1ef86239f4aa9f7a28e2068245f4cd6f8eb (patch)
tree1725c90e06ff4eb150d9f306e8f9b76bf34c6528 /src/gallium
parent301c32caf4c656731006409720d521f4709e60ac (diff)
v3d: Avoid the GFXH-1461 workaround if we have only Z or only S.
This seems like a sensible precaution to avoid extra draws. It doesn't deal with the case of a Z24S8 buffer created by the window system for an application that happens to never use S.
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/v3d/v3dx_draw.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/gallium/drivers/v3d/v3dx_draw.c b/src/gallium/drivers/v3d/v3dx_draw.c
index 6aa58ceaafe..13143191d21 100644
--- a/src/gallium/drivers/v3d/v3dx_draw.c
+++ b/src/gallium/drivers/v3d/v3dx_draw.c
@@ -671,9 +671,11 @@ v3d_tlb_clear(struct v3d_job *job, unsigned buffers,
* if it would be possible to need to emit a load of just one after
* we've set up our TLB clears.
*/
- unsigned zsclear = buffers & PIPE_CLEAR_DEPTHSTENCIL;
- if (zsclear && zsclear != PIPE_CLEAR_DEPTHSTENCIL) {
- buffers &= ~zsclear;
+ if (buffers & PIPE_CLEAR_DEPTHSTENCIL &&
+ (buffers & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL &&
+ job->zsbuf &&
+ util_format_is_depth_and_stencil(job->zsbuf->texture->format)) {
+ buffers &= ~PIPE_CLEAR_DEPTHSTENCIL;
}
for (int i = 0; i < VC5_MAX_DRAW_BUFFERS; i++) {
@@ -732,7 +734,7 @@ v3d_tlb_clear(struct v3d_job *job, unsigned buffers,
rsc->initialized_buffers |= bit;
}
- zsclear = buffers & PIPE_CLEAR_DEPTHSTENCIL;
+ unsigned zsclear = buffers & PIPE_CLEAR_DEPTHSTENCIL;
if (zsclear) {
struct v3d_resource *rsc =
v3d_resource(v3d->framebuffer.zsbuf->texture);