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ac/cmdbuf: program SPI_SHADER_GS_MESHLET_CTRL to 0 in the GFX12 preamble

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Otherwise, it's derivative group quads by default.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33185>
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Samuel Pitoiset 2025-01-23 06:47:05 -08:00 • committed by Marge Bot
parent 7ddb49653d
commit c039caeb53
1 changed files with 1 additions and 0 deletions
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src/amd/common/ac_cmdbuf.c
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@ -593,6 +593,7 @@ gfx12_init_graphics_preamble_state(const struct ac_preamble_state *state,
ac_pm4_set_reg(pm4, R_00B2CC_SPI_SHADER_USER_ACCUM_ESGS_1, 0);
ac_pm4_set_reg(pm4, R_00B2D0_SPI_SHADER_USER_ACCUM_ESGS_2, 0);
ac_pm4_set_reg(pm4, R_00B2D4_SPI_SHADER_USER_ACCUM_ESGS_3, 0);
ac_pm4_set_reg(pm4, R_00B2B8_SPI_SHADER_GS_MESHLET_CTRL, 0);
/* Shader registers - HS */
ac_pm4_set_reg(pm4, R_00B418_SPI_SHADER_PGM_HI_LS,