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radv: realign vgt flush on hawaii workaround with radeonsi.

Browse source 
This realigns this code with the radeonsi version and fixes
the indirect case to work properly.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2017-09-11 08:21:56 +01:00
parent 4f395e28a7
commit 1dbcfd2941
1 changed files with 12 additions and 6 deletions
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18
src/amd/vulkan/si_cmd_buffer.c
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@ -802,12 +802,18 @@ si_get_ia_multi_vgt_param(struct radv_cmd_buffer *cmd_buffer,
if (SI_GS_PER_ES / primgroup_size >= cmd_buffer->device->gs_table_depth - 3)
partial_es_wave = true;
/* Hw bug with single-primitive instances and SWITCH_ON_EOI
* on multi-SE chips. */
if (info->max_se >= 2 && ia_switch_on_eoi &&
((instanced_draw || indirect_draw) &&
num_prims <= 1))
cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_VGT_FLUSH;
/* GS hw bug with single-primitive instances and SWITCH_ON_EOI.
* The hw doc says all multi-SE chips are affected, but amdgpu-pro Vulkan
* only applies it to Hawaii. Do what amdgpu-pro Vulkan does.
*/
if (family == CHIP_HAWAII && ia_switch_on_eoi) {
bool set_vgt_flush = indirect_draw;
if (!set_vgt_flush && instanced_draw)
if (num_prims <= 1)
set_vgt_flush = true;
if (set_vgt_flush)
cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_VGT_FLUSH;
}
}
return S_028AA8_SWITCH_ON_EOP(ia_switch_on_eop) |