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freedreno/a5xx: fix alpha test

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GRAS_SU_DEPTH_PLANE_CNTL doesn't in fact seem to be anything to do with
alpha test.  This fixes xonotic and (other than some iommu faults) gets
gnome-shell working.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2016-12-06 17:07:16 -05:00
parent 2b305725e2
commit 3ec4d1f809
3 changed files with 1 additions and 5 deletions
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3
src/gallium/drivers/freedreno/a5xx/fd5_emit.c
View file

@ -298,8 +298,7 @@ fd5_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
OUT_RING(ring, COND(fragz, A5XX_RB_DEPTH_PLANE_CNTL_FRAG_WRITES_Z));
OUT_PKT4(ring, REG_A5XX_GRAS_SU_DEPTH_PLANE_CNTL, 1);
OUT_RING(ring, zsa->gras_su_depth_plane_cntl |
COND(fragz, A5XX_GRAS_SU_DEPTH_PLANE_CNTL_ALPHA_TEST_ENABLE));
OUT_RING(ring, COND(fragz, A5XX_GRAS_SU_DEPTH_PLANE_CNTL_ALPHA_TEST_ENABLE));
}
if (dirty & FD_DIRTY_RASTERIZER) {

2
src/gallium/drivers/freedreno/a5xx/fd5_zsa.c
View file

@ -87,8 +87,6 @@ fd5_zsa_state_create(struct pipe_context *pctx,
if (cso->alpha.enabled) {
uint32_t ref = cso->alpha.ref_value * 255.0;
so->gras_su_depth_plane_cntl =
A5XX_GRAS_SU_DEPTH_PLANE_CNTL_ALPHA_TEST_ENABLE;
so->rb_alpha_control =
A5XX_RB_ALPHA_CONTROL_ALPHA_TEST |
A5XX_RB_ALPHA_CONTROL_ALPHA_REF(ref) |

1
src/gallium/drivers/freedreno/a5xx/fd5_zsa.h
View file

@ -36,7 +36,6 @@
struct fd5_zsa_stateobj {
struct pipe_depth_stencil_alpha_state base;
uint32_t gras_su_depth_plane_cntl;
uint32_t rb_alpha_control;
uint32_t rb_depth_cntl;
uint32_t rb_stencil_control;