Earlier merge dropped an if block when applying the patch -
"drm/i915/mtl: Synchronize i915/BIOS on C6 enabling". Bring back the
if block as the check is required by - "drm/i915/mtl: Disable MC6 for MTL
A step" to disable C6 on media for A0 stepping.
Fixes: 3735040978a4 ("drm/i915/mtl: Synchronize i915/BIOS on C6 enabling")
Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@xxxxxxxxx>
Reviewed-by: Vinay Belgaumkar <vinay.belgaumkar@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_rc6.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_rc6.c b/drivers/gpu/drm/i915/gt/intel_rc6.c
index f760586f9f46..8f3cd68d14f8 100644
--- a/drivers/gpu/drm/i915/gt/intel_rc6.c
+++ b/drivers/gpu/drm/i915/gt/intel_rc6.c
@@ -525,6 +525,13 @@ static bool rc6_supported(struct intel_rc6 *rc6)
return false;
}
+ if (IS_MTL_MEDIA_STEP(gt->i915, STEP_A0, STEP_B0) &&
+ gt->type == GT_MEDIA) {
+ drm_notice(&i915->drm,
+ "Media RC6 disabled on A step\n");
+ return false;
+ }
+
return true;
}
--
2.36.1
