linux-kernel - [PATCH 07/11] HID: playstation: Document spinlock

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Message-Id: <20250526-dualsense-hid-jack-v1-7-a65fee4a60cc@collabora.com>
Date: Mon, 26 May 2025 15:51:30 +0300
From: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To: Roderick Colenbrander <roderick.colenbrander@...y.com>, 
 Jiri Kosina <jikos@...nel.org>, Benjamin Tissoires <bentiss@...nel.org>, 
 Henrik Rydberg <rydberg@...math.org>
Cc: kernel@...labora.com, linux-input@...r.kernel.org, 
 linux-kernel@...r.kernel.org
Subject: [PATCH 07/11] 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@...labora.com>
---
 drivers/hid/hid-playstation.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hid/hid-playstation.c b/drivers/hid/hid-playstation.c
index d8ef26ce41b24bc78a897708680136da52c01fa3..0671ca39dcf3d9c5cbddad7e46b2da13417a952e 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;
 

-- 
2.49.0