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panfrost: Set unk2 to accomodate blending

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5232>
This commit is contained in:
Alyssa Rosenzweig 2020-05-26 18:50:29 -04:00
parent 3d6cc14513
commit e3692fd53e
1 changed files with 6 additions and 1 deletions
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7
src/gallium/drivers/panfrost/pan_cmdstream.c
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@ -770,7 +770,12 @@ panfrost_frag_meta_blend_update(struct panfrost_context *ctx,
brts[i].constant = blend[i].equation.constant;
brts[i].format = panfrost_format_to_bifrost_blend(format_desc);
brts[i].unk2 = 0x19;
/* 0x19 disables blending and forces REPLACE
* mode (equivalent to rgb_mode = alpha_mode =
* x122, colour mask = 0xF). 0x1a allows
* blending. */
brts[i].unk2 = blend[i].no_blending ? 0x19 : 0x1a;
brts[i].shader_type = fs->blend_types[i];
} else {