[Intel-gfx] [PATCH v3 5/5] drm/i915/guc: XEHPSDV and PVC do not use HuC

[Matt Roper <matthew.d.roper@intel.com>]

From: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>

Disable HuC loading since it is not used on these platforms.

Cc: Stuart Summers <stuart.summers@intel.com>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
 drivers/gpu/drm/i915/gt/uc/intel_uc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
index ecf149c5fdb0..55e1eb8f3612 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
@@ -45,6 +45,10 @@ static void uc_expand_default_options(struct intel_uc *uc)
 
 	/* Default: enable HuC authentication and GuC submission */
 	i915->params.enable_guc = ENABLE_GUC_LOAD_HUC | ENABLE_GUC_SUBMISSION;
+
+	/* XEHPSDV and PVC do not use HuC */
+	if (IS_XEHPSDV(i915) || IS_PONTEVECCHIO(i915))
+		i915->params.enable_guc &= ~ENABLE_GUC_LOAD_HUC;
 }
 
 /* Reset GuC providing us with fresh state for both GuC and HuC.
-- 
2.35.1