linux-kernel - [PATCH] usb: quirks: add DELAY_INIT quirk for Silicon Motion Flash Drive

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Message-Id: <20250401023027.44894-1-limiao870622@163.com>
Date: Tue,  1 Apr 2025 10:30:27 +0800
From: Miao Li <limiao870622@....com>
To: gregkh@...uxfoundation.org
Cc: linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	limiao870622@....com,
	Miao Li <limiao@...inos.cn>
Subject: [PATCH] usb: quirks: add DELAY_INIT quirk for Silicon Motion Flash Drive

From: Miao Li <limiao@...inos.cn>

Silicon Motion Flash Drive connects to Huawei hisi platforms and
performs a system reboot test for two thousand circles, it will
randomly work incorrectly on boot, set DELAY_INIT quirk can workaround
this issue.

Signed-off-by: Miao Li <limiao@...inos.cn>
---
 drivers/usb/core/quirks.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 8efbacc5bc34..61583a1b7ac6 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -383,6 +383,9 @@ static const struct usb_device_id usb_quirk_list[] = {
 	{ USB_DEVICE(0x0904, 0x6103), .driver_info =
 			USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },
 
+	/* Silicon Motion Flash Drive */
+	{ USB_DEVICE(0x090c, 0x1000), .driver_info = USB_QUIRK_DELAY_INIT },
+
 	/* Sound Devices USBPre2 */
 	{ USB_DEVICE(0x0926, 0x0202), .driver_info =
 			USB_QUIRK_ENDPOINT_IGNORE },
-- 
2.25.1