From: Michal Wajdeczko <michal.wajdeczko@intel.com>
Date: Tue, 13 Feb 2024 15:43:53 +0000 (+0100)
Subject: drm/xe/vf: Don't enable hwmon if VF
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=602f9ebf321a9442857ff0685c9a6dfb78bf807b;p=linux.git

drm/xe/vf: Don't enable hwmon if VF

Registers used by hwmon are not available for VF drivers.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Badal Nilawar <badal.nilawar@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240213154355.1221-7-michal.wajdeczko@intel.com
---

diff --git a/drivers/gpu/drm/xe/xe_hwmon.c b/drivers/gpu/drm/xe/xe_hwmon.c
index f0194d5121a5d..b82233a416062 100644
--- a/drivers/gpu/drm/xe/xe_hwmon.c
+++ b/drivers/gpu/drm/xe/xe_hwmon.c
@@ -17,6 +17,7 @@
 #include "xe_mmio.h"
 #include "xe_pcode.h"
 #include "xe_pcode_api.h"
+#include "xe_sriov.h"
 
 enum xe_hwmon_reg {
 	REG_PKG_RAPL_LIMIT,
@@ -746,6 +747,10 @@ void xe_hwmon_register(struct xe_device *xe)
 	if (!IS_DGFX(xe))
 		return;
 
+	/* hwmon is not available on VFs */
+	if (IS_SRIOV_VF(xe))
+		return;
+
 	hwmon = devm_kzalloc(dev, sizeof(*hwmon), GFP_KERNEL);
 	if (!hwmon)
 		return;