diff mbox series

[v3,6/7] drm/i915/mtl/huc: Use the media gt for the HuC getparam

Message ID 20230527005242.1346093-7-daniele.ceraolospurio@intel.com (mailing list archive)
State New, archived
Headers show
Series drm/i915: HuC loading and authentication for MTL | expand

Commit Message

Daniele Ceraolo Spurio May 27, 2023, 12:52 a.m. UTC 
On MTL, for obvious reasons, HuC is only available on the media tile.
We already disable SW support for HuC on the root gt due to the
absence of VCS engines, but we also need to update the getparam to point
to the HuC struct in the media GT.

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
---
 drivers/gpu/drm/i915/i915_getparam.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/i915_getparam.c b/drivers/gpu/drm/i915/i915_getparam.c
index 6f11d7eaa91a..890f2b382bee 100644
--- a/drivers/gpu/drm/i915/i915_getparam.c
+++ b/drivers/gpu/drm/i915/i915_getparam.c
@@ -100,7 +100,11 @@  int i915_getparam_ioctl(struct drm_device *dev, void *data,
 		value = sseu->min_eu_in_pool;
 		break;
 	case I915_PARAM_HUC_STATUS:
-		value = intel_huc_check_status(&to_gt(i915)->uc.huc);
+		/* On platform with a media GT, the HuC is on that GT */
+		if (i915->media_gt)
+			value = intel_huc_check_status(&i915->media_gt->uc.huc);
+		else
+			value = intel_huc_check_status(&to_gt(i915)->uc.huc);
 		if (value < 0)
 			return value;
 		break;