[PATCH 6.10 095/184] drm/xe/hwmon: Remove unwanted write permission for currN_label

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6.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Karthik Poosa <karthik.poosa@xxxxxxxxx>

[ Upstream commit 515f08972355e160f896f612347121fbb685e740 ]

Change umode of currN_label from 0644 to 0444 as write permission
not needed for label.

Signed-off-by: Karthik Poosa <karthik.poosa@xxxxxxxxx>
Reviewed-by: Riana Tauro <riana.tauro@xxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419125945.4085629-1-karthik.poosa@xxxxxxxxx
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/gpu/drm/xe/xe_hwmon.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_hwmon.c b/drivers/gpu/drm/xe/xe_hwmon.c
index bb815dbde63a..daf0d15354fe 100644
--- a/drivers/gpu/drm/xe/xe_hwmon.c
+++ b/drivers/gpu/drm/xe/xe_hwmon.c
@@ -551,12 +551,17 @@ xe_hwmon_curr_is_visible(const struct xe_hwmon *hwmon, u32 attr, int channel)
 {
 	u32 uval;
 
+	/* hwmon sysfs attribute of current available only for package */
+	if (channel != CHANNEL_PKG)
+		return 0;
+
 	switch (attr) {
 	case hwmon_curr_crit:
-	case hwmon_curr_label:
-		if (channel == CHANNEL_PKG)
 			return (xe_hwmon_pcode_read_i1(hwmon->gt, &uval) ||
 				(uval & POWER_SETUP_I1_WATTS)) ? 0 : 0644;
+	case hwmon_curr_label:
+			return (xe_hwmon_pcode_read_i1(hwmon->gt, &uval) ||
+				(uval & POWER_SETUP_I1_WATTS)) ? 0 : 0444;
 		break;
 	default:
 		return 0;
-- 
2.43.0







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