From: Nitin Gote <nitin.r.gote@intel.com>
Date: Thu, 5 Jun 2025 10:08:12 +0000 (+0530)
Subject: drm/xe/xe3: Disable null query for anyhit shader
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8d8431298f698c43405ed48867a22d8a4b96d4bf;p=thirdparty%2Flinux.git

drm/xe/xe3: Disable null query for anyhit shader

Set DIS_NULL_QUERY bit of RT_CTRL register to disable
null query for anyhit shader for Xe3 IP.

Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Reviewed-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Nitin Gote <nitin.r.gote@intel.com>
Link: https://lore.kernel.org/r/20250605100812.2547808-1-nitin.r.gote@intel.com
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---

diff --git a/drivers/gpu/drm/xe/xe_tuning.c b/drivers/gpu/drm/xe/xe_tuning.c
index 49ddbda7cdef6..828b45b24c23a 100644
--- a/drivers/gpu/drm/xe/xe_tuning.c
+++ b/drivers/gpu/drm/xe/xe_tuning.c
@@ -98,6 +98,11 @@ static const struct xe_rtp_entry_sr engine_tunings[] = {
 		       ENGINE_CLASS(RENDER)),
 	  XE_RTP_ACTIONS(SET(SAMPLER_MODE, INDIRECT_STATE_BASE_ADDR_OVERRIDE))
 	},
+	{ XE_RTP_NAME("Tuning: Disable NULL query for Anyhit Shader"),
+	  XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3000, XE_RTP_END_VERSION_UNDEFINED),
+		       FUNC(xe_rtp_match_first_render_or_compute)),
+	  XE_RTP_ACTIONS(SET(RT_CTRL, DIS_NULL_QUERY))
+	},
 };
 
 static const struct xe_rtp_entry_sr lrc_tunings[] = {