[PATCH] drm/xe: enable sampler LD on LSC control via render surface state

["Tapani Pälli" <tapani.palli@intel.com>]

This makes it possible for user space driver to control LSC usage
for sampler loads.

Bspec: 56846
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
---
 drivers/gpu/drm/xe/xe_tuning.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_tuning.c b/drivers/gpu/drm/xe/xe_tuning.c
index ce39b77a084a..f3ed27115893 100644
--- a/drivers/gpu/drm/xe/xe_tuning.c
+++ b/drivers/gpu/drm/xe/xe_tuning.c
@@ -92,6 +92,13 @@ static const struct xe_rtp_entry_sr gt_tunings[] = {
 	  XE_RTP_ACTIONS(SET(XE2LPM_SCRATCH3_LBCF, RWFLUSHALLEN))
 	},
 
+	/* Xe3 */
+
+	{ XE_RTP_NAME("Tuning: Enable Sampler LD on LSC Controlled by Render Surface State"),
+	  XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3000, XE_RTP_END_VERSION_UNDEFINED)),
+	  XE_RTP_ACTIONS(SET(LSC_CHICKEN_BIT_0_UDW, ENABLE_SMP_LD_RENDER_SURFACE_CONTROL))
+	},
+
 	/* Xe3p */
 
 	{ XE_RTP_NAME("Tuning: Set STLB Bank Hash Mode to 4KB"),
-- 
2.53.0