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freedreno/a6xx: Add support for ALPHA_TO_ONE.

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Fixes piglit ext_framebuffer_multisample-draw-buffers-alpha-to-one

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5343>
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Eric Anholt 2020-06-04 17:08:18 -07:00 • committed by Marge Bot
parent ac1ab9294a
commit d1f9d1e26a
1 changed files with 1 additions and 0 deletions
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src/gallium/drivers/freedreno/a6xx/fd6_blend.c
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@ -132,6 +132,7 @@ __fd6_setup_blend_variant(struct fd6_blend_stateobj *blend, unsigned sample_mask
OUT_REG(ring, A6XX_RB_BLEND_CNTL(
.enable_blend = mrt_blend,
.alpha_to_coverage = cso->alpha_to_coverage,
.alpha_to_one = cso->alpha_to_one,
.independent_blend = cso->independent_blend_enable,
.sample_mask = sample_mask
));