From: Michal Wajdeczko <michal.wajdeczko@intel.com>
Date: Thu, 2 Apr 2026 19:17:17 +0000 (+0200)
Subject: drm/xe/pf: Print applied policy KLVs
X-Git-Tag: v7.2-rc1~141^2~27^2~69
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=980bb387fb08163d0692f25892d8b3e34542349c;p=thirdparty%2Flinux.git

drm/xe/pf: Print applied policy KLVs

Under CONFIG_DRM_XE_DEBUG_SRIOV print all policy KLVs sent to the
GuC for better diagnostics.  This is similar what we are already
doing with VF configuration KLVs.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://patch.msgid.link/20260402191726.4932-5-michal.wajdeczko@intel.com
---

diff --git a/drivers/gpu/drm/xe/xe_gt_sriov_pf_policy.c b/drivers/gpu/drm/xe/xe_gt_sriov_pf_policy.c
index 6ab02e96e46cb..c88c4e6a9b61a 100644
--- a/drivers/gpu/drm/xe/xe_gt_sriov_pf_policy.c
+++ b/drivers/gpu/drm/xe/xe_gt_sriov_pf_policy.c
@@ -68,6 +68,15 @@ static int pf_push_policy_buf_klvs(struct xe_gt *gt, u32 num_klvs,
 		return err;
 	}
 
+	if (IS_ENABLED(CONFIG_DRM_XE_DEBUG_SRIOV)) {
+		struct drm_printer p = xe_gt_dbg_printer(gt);
+		void *klvs = xe_guc_buf_cpu_ptr(buf);
+
+		xe_gt_sriov_dbg(gt, "pushed policy update with %u KLV%s:\n",
+				num_klvs, str_plural(num_klvs));
+		xe_guc_klv_print(klvs, num_dwords, &p);
+	}
+
 	return 0;
 }