[Intel-gfx] [PATCH v16 7/7] drm/i915: Enable GuC TLB invalidations for MTL

Jonathan Cavitt jonathan.cavitt at intel.com
Mon Oct 16 14:51:09 UTC 2023


Enable GuC TLB invalidations for MTL.  Though more platforms than just
MTL support GuC TLB invalidations, MTL is presently the only platform
that requires it for any purpose, so only enable it there for now to
minimize cross-platform impact.

Signed-off-by: Jonathan Cavitt <jonathan.cavitt at intel.com>
Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das 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 df7c261410f79..d4b51ececbb12 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -829,6 +829,7 @@ static const struct intel_device_info mtl_info = {
 	.has_flat_ccs = 0,
 	.has_gmd_id = 1,
 	.has_guc_deprivilege = 1,
+	.has_guc_tlb_invalidation = 1,
 	.has_llc = 0,
 	.has_mslice_steering = 0,
 	.has_snoop = 1,
-- 
2.25.1



More information about the Intel-gfx mailing list