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authorMarek Olšák <marek.olsak@amd.com>2016-12-02 02:18:25 +0100
committerEmil Velikov <emil.l.velikov@gmail.com>2016-12-14 19:03:12 +0000
commit27a11b6d26e4058ea16cdb25844982ab90d09877 (patch)
tree4c18ff0dde84fa771e58408035a69a1c08381dad
parent86b8bc7656ef7fd870829121f2a6d088c5fd2516 (diff)
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radeonsi: always restore sampler states when unbinding sampler views
Cc: 12.0 13.0 <mesa-stable@lists.freedesktop.org> Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com> (cherry picked from commit b3a2aa9cba46bd6c8de22390b3b1ce9ac6c27988)
-rw-r--r--src/gallium/drivers/radeonsi/si_descriptors.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c
index 19cae65..9cc3f58 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -413,13 +413,13 @@ static void si_set_sampler_view(struct si_context *sctx,
struct si_sampler_views *views = &sctx->samplers[shader].views;
struct si_sampler_view *rview = (struct si_sampler_view*)view;
struct si_descriptors *descs = si_sampler_descriptors(sctx, shader);
+ uint32_t *desc = descs->list + slot * 16;
if (views->views[slot] == view && !disallow_early_out)
return;
if (view) {
struct r600_texture *rtex = (struct r600_texture *)view->texture;
- uint32_t *desc = descs->list + slot * 16;
assert(rtex); /* views with texture == NULL aren't supported */
pipe_sampler_view_reference(&views->views[slot], view);
@@ -468,9 +468,14 @@ static void si_set_sampler_view(struct si_context *sctx,
rview->is_stencil_sampler, true);
} else {
pipe_sampler_view_reference(&views->views[slot], NULL);
- memcpy(descs->list + slot*16, null_texture_descriptor, 8*4);
+ memcpy(desc, null_texture_descriptor, 8*4);
/* Only clear the lower dwords of FMASK. */
- memcpy(descs->list + slot*16 + 8, null_texture_descriptor, 4*4);
+ memcpy(desc + 8, null_texture_descriptor, 4*4);
+ /* Re-set the sampler state if we are transitioning from FMASK. */
+ if (views->sampler_states[slot])
+ memcpy(desc + 12,
+ views->sampler_states[slot], 4*4);
+
views->enabled_mask &= ~(1u << slot);
}