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radv: adjust IA_MULTI_VGT_PARAM.WD_SWITCH_ON_EOP at draw time

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In preparation for the dynamic topology state.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5801>
This commit is contained in:
Samuel Pitoiset
2020-07-07 18:10:00 +02:00
committed by Marge Bot
parent 9f561feecc
commit 5f1b0f4b48
3 changed files with 14 additions and 19 deletions
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17
src/amd/vulkan/radv_pipeline.c
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@@ -4684,23 +4684,6 @@ radv_compute_ia_multi_vgt_param_helpers(struct radv_pipeline *pipeline,
if (SI_GS_PER_ES / ia_multi_vgt_param.primgroup_size >= pipeline->device->gs_table_depth - 3)
ia_multi_vgt_param.partial_es_wave = true;
ia_multi_vgt_param.wd_switch_on_eop = false;
if (device->physical_device->rad_info.chip_class >= GFX7) {
/* WD_SWITCH_ON_EOP has no effect on GPUs with less than
* 4 shader engines. Set 1 to pass the assertion below.
* The other cases are hardware requirements. */
if (device->physical_device->rad_info.max_se < 4 ||
prim == V_008958_DI_PT_POLYGON ||
prim == V_008958_DI_PT_LINELOOP ||
prim == V_008958_DI_PT_TRIFAN ||
prim == V_008958_DI_PT_TRISTRIP_ADJ ||
(pipeline->graphics.prim_restart_enable &&
(device->physical_device->rad_info.family < CHIP_POLARIS10 ||
(prim != V_008958_DI_PT_POINTLIST &&
prim != V_008958_DI_PT_LINESTRIP))))
ia_multi_vgt_param.wd_switch_on_eop = true;
}
ia_multi_vgt_param.ia_switch_on_eoi = false;
if (pipeline->shaders[MESA_SHADER_FRAGMENT]->info.ps.prim_id_input)
ia_multi_vgt_param.ia_switch_on_eoi = true;