On 05.10.2023 00:07, Jonathan Cavitt wrote:
> Add pci (device info) flags for if GuC TLB Invalidation is enabled.
nit: maybe avoid using "PCI flag" term here (and in the title) as this
could be little misleading - better stick to "device info flag"
>
> Signed-off-by: Jonathan Cavitt <jonathan.cav...@intel.com>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/intel_device_info.h | 3 ++-
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index cb60fc9cf8737..c53c5586c40c8 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -801,4 +801,5 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
> #define HAS_LMEMBAR_SMEM_STOLEN(i915) (!HAS_LMEM(i915) && \
> GRAPHICS_VER_FULL(i915) >= IP_VER(12,
> 70))
>
> +#define HAS_GUC_TLB_INVALIDATION(i915)
> (INTEL_INFO(i915)->has_guc_tlb_invalidation)
> #endif
> diff --git a/drivers/gpu/drm/i915/intel_device_info.h
> b/drivers/gpu/drm/i915/intel_device_info.h
> index 39817490b13fd..ad54db0a22470 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.h
> +++ b/drivers/gpu/drm/i915/intel_device_info.h
> @@ -173,7 +173,8 @@ enum intel_ppgtt_type {
> func(has_coherent_ggtt); \
> func(tuning_thread_rr_after_dep); \
> func(unfenced_needs_alignment); \
> - func(hws_needs_physical);
> + func(hws_needs_physical); \
> + func(has_guc_tlb_invalidation);
nit: there is already another "has_guc_deprivilege" flag so maybe we
want to keep all GuC flags together ?
>
> struct intel_ip_version {
> u8 ver;
