[Intel-gfx] [PATCH 1/8] drm/i915/mtl: Set has_llc=0

Das, Nirmoy nirmoy.das at linux.intel.com
Wed Apr 19 14:10:21 UTC 2023


On 4/17/2023 8:24 AM, fei.yang at intel.com wrote:
> From: Fei Yang <fei.yang at intel.com>
>
> On MTL, GT is no longer allocated on LLC, set has_llc=0.


This statement is bit unclear to me.  I would say "On MTL, LLC is not 
shared between GT and CPU"

Otherwise

Reviewed-by: Nirmoy Das <nirmoy.das at intel.com>

>
> Signed-off-by: Fei Yang <fei.yang at intel.com>
> ---
>   drivers/gpu/drm/i915/i915_pci.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index cddb6e197972..025d32c0b161 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -1146,6 +1146,7 @@ static const struct intel_device_info mtl_info = {
>   	.has_flat_ccs = 0,
>   	.has_gmd_id = 1,
>   	.has_guc_deprivilege = 1,
> +	.has_llc = 0,
>   	.has_mslice_steering = 0,
>   	.has_snoop = 1,
>   	.__runtime.memory_regions = REGION_SMEM | REGION_STOLEN_LMEM,


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