From: Oscar Mateo <oscar.mateo@intel.com>
Date: Tue, 30 Oct 2018 08:45:03 +0000 (-0700)
Subject: drm/i915/icl: WaAllowUMDToModifyHalfSliceChicken7
X-Git-Tag: v5.0-rc1~185^2~15^2~131
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6a00b8feb86dbf7afa55d378946195e6a3b56b6e;p=thirdparty%2Fkernel%2Flinux.git

drm/i915/icl: WaAllowUMDToModifyHalfSliceChicken7

Required to dinamically set 'Trilinear Filter Quality Mode'
Userpsace consumer is mesa.

V2: Rebase
V3: Update commit message

Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181030084504.21537-3-radhakrishna.sripada@intel.com
---

diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c
index 01b9b7591c5d6..8968742788529 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/intel_workarounds.c
@@ -1016,6 +1016,8 @@ static void cnl_whitelist_build(struct whitelist *w)
 
 static void icl_whitelist_build(struct whitelist *w)
 {
+	/* WaAllowUMDToModifyHalfSliceChicken7:icl */
+	whitelist_reg(w, GEN9_HALF_SLICE_CHICKEN7);
 }
 
 static struct whitelist *whitelist_build(struct intel_engine_cs *engine,