freedreno/a6xx: Front facing needs UNK3 bit
authorKristian H. Kristensen <hoegsberg@chromium.org>
Tue, 12 Feb 2019 05:51:09 +0000 (21:51 -0800)
committerKristian H. Kristensen <hoegsberg@chromium.org>
Wed, 13 Feb 2019 19:14:06 +0000 (11:14 -0800)
commit2fbd2d5f58265bf83c0ddb123fe31463b546a4f6
tree5ab9582ca036b5e743a2a1d19b43d90ecefa8293
parent1831238c8e1fb45c15770b0ae7fed9a62cb2f0eb
freedreno/a6xx: Front facing needs UNK3 bit

We need to set UNK3 in GRAS_CNTL and RB_RENDER_CONTROL0 for the value
to be reliably delivered.

Fixes:

  dEQP-GLES3.functional.shaders.builtin_variable.frontfacing

Signed-off-by: Kristian H. Kristensen <hoegsberg@chromium.org>
src/gallium/drivers/freedreno/a6xx/fd6_program.c