Required to dinamically set 'Small PL Lossless Fix Enable'
Do Linux UMDs make use of this? This change has been security
reviewed and the whitelisting approved. Virtualization of other
OSes could certainly use it.
Cc: Mika Kuoppala <mika.kuopp...@linux.intel.com>
Signed-off-by: Oscar Mateo <oscar.ma...@intel.com>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c
b/drivers/gpu/drm/i915/intel_engine_cs.c
index ee16b88..f092c0f 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1409,6 +1409,11 @@ static int kbl_init_workarounds(struct intel_engine_cs
*engine)
if (ret)
return ret;
+ /* WaAllowUMDToModifyHalfSliceChicken2:icl */
+ ret = wa_ring_whitelist_reg(engine, HALF_SLICE_CHICKEN2);
+ if (ret)
+ return ret;
+
return 0;
}
--
1.9.1
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
