[Mesa-dev] [PATCH] anv: Fix L3 cache programming on Bay Trail

[Francisco Jerez]

Jonas Kulla <nyocurio at gmail.com> writes:

> Valid values for URBAllocation start at 32, so substract that
> before programming the register.
>
> This was missed when porting from the GL driver.

Reviewed-by: Francisco Jerez <currojerez at riseup.net>

> ---
>  src/intel/vulkan/genX_cmd_buffer.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c
> index 59430a2..0216ea0 100644
> --- a/src/intel/vulkan/genX_cmd_buffer.c
> +++ b/src/intel/vulkan/genX_cmd_buffer.c
> @@ -835,7 +835,7 @@ genX(cmd_buffer_config_l3)(struct anv_cmd_buffer *cmd_buffer,
>     anv_pack_struct(&l3cr2, GENX(L3CNTLREG2),
>                     .SLMEnable = has_slm,
>                     .URBLowBandwidth = urb_low_bw,
> -                   .URBAllocation = cfg->n[GEN_L3P_URB],
> +                   .URBAllocation = cfg->n[GEN_L3P_URB] - n0_urb,
>  #if !GEN_IS_HASWELL
>                     .ALLAllocation = cfg->n[GEN_L3P_ALL],
>  #endif
> -- 
> 2.7.5
>
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