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radeonsi: don't emit PA_SU_POLY_OFFSET_CLAMP if it has no effect 

this is more efficient even

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12812>
This commit is contained in:
Marek Olšák 2021-08-21 14:21:24 -04:00 committed by Marge Bot
parent 1d4e47e1db
commit 2817ca1aef
1 changed files with 2 additions and 3 deletions
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5
src/gallium/drivers/radeonsi/si_state.c
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@ -1004,8 +1004,6 @@ static void *si_create_rs_state(struct pipe_context *ctx, const struct pipe_rast
S_028A48_VPORT_SCISSOR_ENABLE(1) |
S_028A48_ALTERNATE_RBS_PER_TILE(sscreen->info.chip_class >= GFX9));
si_pm4_set_reg(pm4, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp));
bool polygon_mode_enabled =
(state->fill_front != PIPE_POLYGON_MODE_FILL && !(state->cull_face & PIPE_FACE_FRONT)) ||
(state->fill_back != PIPE_POLYGON_MODE_FILL && !(state->cull_face & PIPE_FACE_BACK));
@ -1058,11 +1056,12 @@ static void *si_create_rs_state(struct pipe_context *ctx, const struct pipe_rast
}
}
si_pm4_set_reg(pm4, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL, pa_su_poly_offset_db_fmt_cntl);
si_pm4_set_reg(pm4, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp));
si_pm4_set_reg(pm4, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE, fui(offset_scale));
si_pm4_set_reg(pm4, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET, fui(offset_units));
si_pm4_set_reg(pm4, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE, fui(offset_scale));
si_pm4_set_reg(pm4, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET, fui(offset_units));
si_pm4_set_reg(pm4, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL, pa_su_poly_offset_db_fmt_cntl);
}
return rs;