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iris/gfx12: Hook up dual-SIMD8 fragment shader dispatch.

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Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26585>
This commit is contained in:
Francisco Jerez 2022-06-22 16:54:11 -07:00 • committed by Marge Bot
parent ccb5795938
commit 4ec54e84da
2 changed files with 13 additions and 1 deletions
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2
src/gallium/drivers/iris/iris_program.c
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@ -1966,7 +1966,7 @@ iris_compile_fs(struct iris_screen *screen,
.prog_data = fs_prog_data,
.allow_spilling = true,
.max_polygons = 1,
.max_polygons = UCHAR_MAX,
.vue_map = vue_map,
};

12
src/gallium/drivers/iris/iris_state.c
View file

@ -7177,6 +7177,18 @@ iris_upload_dirty_render_state(struct iris_context *ice,
wm_prog_data, util_framebuffer_get_num_samples(cso_fb),
0 /* msaa_flags */);
#if GFX_VER == 12
assert(wm_prog_data->dispatch_multi == 0 ||
(wm_prog_data->dispatch_multi == 16 && wm_prog_data->max_polygons == 2));
ps.DualSIMD8DispatchEnable = wm_prog_data->dispatch_multi;
/* XXX - No major improvement observed from enabling
* overlapping subspans, but it could be helpful
* in theory when the requirements listed on the
* BSpec page for 3DSTATE_PS_BODY are met.
*/
ps.OverlappingSubspansEnable = false;
#endif
ps.DispatchGRFStartRegisterForConstantSetupData0 =
brw_wm_prog_data_dispatch_grf_start_reg(wm_prog_data, ps, 0);
ps.DispatchGRFStartRegisterForConstantSetupData1 =