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turnip: add missing register write to disable dithering

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This was causing rendering issues with low precision formats because GL
driver can enable it.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8707>
This commit is contained in:
Jonathan Marek 2021-01-25 22:08:57 -05:00 • committed by Marge Bot
parent bdaa4d1ee0
commit dd388b14c8
1 changed files with 2 additions and 1 deletions
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3
src/freedreno/vulkan/tu_cmd_buffer.c
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@ -803,7 +803,8 @@ tu6_init_hw(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
tu_cs_emit_write_reg(cs, REG_A6XX_PC_MODE_CNTL, 0x0000001f);
tu_cs_emit_regs(cs, A6XX_RB_ALPHA_CONTROL());
tu_cs_emit_regs(cs, A6XX_RB_ALPHA_CONTROL()); /* always disable alpha test */
tu_cs_emit_regs(cs, A6XX_RB_DITHER_CNTL()); /* always disable dithering */
tu_disable_draw_states(cmd, cs);