From: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Date: Tue, 24 Jun 2025 21:56:51 +0000 (+0300)
Subject: HID: playstation: Document spinlock_t usage
X-Git-Tag: v6.18-rc1~81^2~4^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d9812f06be437c64e00fd557ed374100c97077cc;p=thirdparty%2Flinux.git

HID: playstation: Document spinlock_t usage

Document the usage of 'lock' member in struct ps_device and silent
checkpatch.pl complaint:

  CHECK: spinlock_t definition without comment

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Benjamin Tissoires <bentiss@kernel.org>
Tested-by: Benjamin Tissoires <bentiss@kernel.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
---

diff --git a/drivers/hid/hid-playstation.c b/drivers/hid/hid-playstation.c
index 811b0b90c0e27..37fc1a74517c1 100644
--- a/drivers/hid/hid-playstation.c
+++ b/drivers/hid/hid-playstation.c
@@ -38,7 +38,7 @@ enum PS_TYPE {
 struct ps_device {
 	struct list_head list;
 	struct hid_device *hdev;
-	spinlock_t lock;
+	spinlock_t lock; /* Sync between event handler and workqueue */
 
 	u32 player_id;