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radv: only initialize the VTX base SGPR if non-zero with DGC

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Otherwise, its value is incorrect.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25890>
This commit is contained in:
Samuel Pitoiset
2023-10-25 18:53:33 +02:00
committed by Marge Bot
parent 1deedc70db
commit eb3e1bdfe6
1 changed files with 5 additions and 1 deletions
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6
src/amd/vulkan/radv_device_generated_commands.c
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@@ -1569,7 +1569,11 @@ radv_prepare_dgc_graphics(struct radv_cmd_buffer *cmd_buffer, const VkGeneratedC
return;
}
uint16_t vtx_base_sgpr = (cmd_buffer->state.graphics_pipeline->vtx_base_sgpr - SI_SH_REG_OFFSET) >> 2;
uint16_t vtx_base_sgpr = 0;
if (cmd_buffer->state.graphics_pipeline->vtx_base_sgpr)
vtx_base_sgpr = (cmd_buffer->state.graphics_pipeline->vtx_base_sgpr - SI_SH_REG_OFFSET) >> 2;
if (cmd_buffer->state.graphics_pipeline->uses_drawid)
vtx_base_sgpr |= DGC_USES_DRAWID;
if (cmd_buffer->state.graphics_pipeline->uses_baseinstance)