[Mesa-dev] [PATCH] radv: adopt some init config workarounds from radeonsi.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Tue Feb 14 08:04:12 UTC 2017
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
On Tue, Feb 14, 2017, at 07:25, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
>
> Just one bonaire fix.
>
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> ---
> src/amd/vulkan/si_cmd_buffer.c | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/src/amd/vulkan/si_cmd_buffer.c
> b/src/amd/vulkan/si_cmd_buffer.c
> index 881ff96..c6c5383 100644
> --- a/src/amd/vulkan/si_cmd_buffer.c
> +++ b/src/amd/vulkan/si_cmd_buffer.c
> @@ -378,6 +378,15 @@ si_emit_config(struct radv_physical_device
> *physical_device,
> radeon_set_context_reg(cs, R_028408_VGT_INDX_OFFSET, 0);
>
> if (physical_device->rad_info.chip_class >= CIK) {
> + /* If this is 0, Bonaire can hang even if GS isn't being
> used.
> + * Other chips are unaffected. These are suboptimal
> values,
> + * but we don't use on-chip GS.
> + */
> + radeon_set_context_reg(cs, R_028A44_VGT_GS_ONCHIP_CNTL,
> + S_028A44_ES_VERTS_PER_SUBGRP(64) |
> + S_028A44_GS_PRIMS_PER_SUBGRP(4));
> +
> + radeon_set_sh_reg(cs, R_00B51C_SPI_SHADER_PGM_RSRC3_LS,
> S_00B51C_CU_EN(0xffff));
> radeon_set_sh_reg(cs, R_00B41C_SPI_SHADER_PGM_RSRC3_HS, 0);
> radeon_set_sh_reg(cs, R_00B31C_SPI_SHADER_PGM_RSRC3_ES, S_00B31C_CU_EN(0xffff));
> radeon_set_sh_reg(cs, R_00B21C_SPI_SHADER_PGM_RSRC3_GS, S_00B21C_CU_EN(0xffff));
> @@ -390,7 +399,6 @@ si_emit_config(struct radv_physical_device
> *physical_device,
> *
> * LATE_ALLOC_VS = 2 is the highest safe number.
> */
> - radeon_set_sh_reg(cs,
> R_00B51C_SPI_SHADER_PGM_RSRC3_LS, S_00B51C_CU_EN(0xffff));
> radeon_set_sh_reg(cs, R_00B118_SPI_SHADER_PGM_RSRC3_VS, S_00B118_CU_EN(0xffff));
> radeon_set_sh_reg(cs, R_00B11C_SPI_SHADER_LATE_ALLOC_VS, S_00B11C_LIMIT(2));
> } else {
> @@ -399,7 +407,6 @@ si_emit_config(struct radv_physical_device
> *physical_device,
> * - VS can't execute on CU0.
> * - If HS writes outputs to LDS, LS can't execute on CU0.
> */
> - radeon_set_sh_reg(cs,
> R_00B51C_SPI_SHADER_PGM_RSRC3_LS, S_00B51C_CU_EN(0xfffe));
> radeon_set_sh_reg(cs, R_00B118_SPI_SHADER_PGM_RSRC3_VS, S_00B118_CU_EN(0xfffe));
> radeon_set_sh_reg(cs, R_00B11C_SPI_SHADER_LATE_ALLOC_VS, S_00B11C_LIMIT(31));
> }
> --
> 2.9.3
>
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