From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E5A5524C060; Mon, 23 Jun 2025 13:28:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750685306; cv=none; b=Fgj1kwSOolTfiamxBG2+paQoUKms2OuJbWgOvEmLU8Mmkvq6kM1heGXBbT4QiG+Y/5hGs4zHdycL35KCOVpZAbXF4C3x5PRsHXpFeONZqKTwWNJsjZziWitjr1TDfXaRtV22Vn++Ln7kElidssXl7LIUiFm2bKfnsreay4LF7vU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750685306; c=relaxed/simple; bh=ATGfDo7fyw30hfPnqvYg9gYQfPetur8gD6axjLIUD8o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=J+R/MT4T97wijydlMZn934ZrgG+bf4lwl+PtgDev+brEM832XuRW1AJtCpyYJl1KrVn4SYk5Ysy9a/2F9vCPoCbV6QfUS25yo9kBJJycqwmx2S0sCA7hl98r3pAXfFdY+8mFbhADArTkN/g8kFYtToO5D/+q3zGl2/WnjM8NAUM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=OTS+h+AG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="OTS+h+AG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7C9C6C4CEEA; Mon, 23 Jun 2025 13:28:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1750685305; bh=ATGfDo7fyw30hfPnqvYg9gYQfPetur8gD6axjLIUD8o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OTS+h+AGsyJJco6h23SaOOeJs40ZPaGogPzSo9Di8cFK11Nx/SuJMrjTjF8SZHtWa 4C6b3EIhkMw7OJnnQWBf6KSLQ8t1vMb/BZcJgbE0UxlhwVrzpNg0tbq4NO0d41dcsW jNbhrBzP72/HqEXm6zICHBlaSGU/qWiWdZP2YSu4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiayi Li , stable Subject: [PATCH 5.15 007/411] usb: quirks: Add NO_LPM quirk for SanDisk Extreme 55AE Date: Mon, 23 Jun 2025 15:02:31 +0200 Message-ID: <20250623130633.213483024@linuxfoundation.org> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20250623130632.993849527@linuxfoundation.org> References: <20250623130632.993849527@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jiayi Li commit 19f795591947596b5b9efa86fd4b9058e45786e9 upstream. This device exhibits I/O errors during file transfers due to unstable link power management (LPM) behavior. The kernel logs show repeated warm resets and eventual disconnection when LPM is enabled: [ 3467.810740] hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0020 [ 3467.810740] usb usb2-port5: do warm reset [ 3467.866444] usb usb2-port5: not warm reset yet, waiting 50ms [ 3467.907407] sd 0:0:0:0: [sda] tag#12 sense submit err -19 [ 3467.994423] usb usb2-port5: status 02c0, change 0001, 10.0 Gb/s [ 3467.994453] usb 2-5: USB disconnect, device number 4 The error -19 (ENODEV) occurs when the device disappears during write operations. Adding USB_QUIRK_NO_LPM disables link power management for this specific device, resolving the stability issues. Signed-off-by: Jiayi Li Cc: stable Link: https://lore.kernel.org/r/20250508055947.764538-1-lijiayi@kylinos.cn Signed-off-by: Greg Kroah-Hartman --- drivers/usb/core/quirks.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -369,6 +369,9 @@ static const struct usb_device_id usb_qu /* SanDisk Corp. SanDisk 3.2Gen1 */ { USB_DEVICE(0x0781, 0x55a3), .driver_info = USB_QUIRK_DELAY_INIT }, + /* SanDisk Extreme 55AE */ + { USB_DEVICE(0x0781, 0x55ae), .driver_info = USB_QUIRK_NO_LPM }, + /* Realforce 87U Keyboard */ { USB_DEVICE(0x0853, 0x011b), .driver_info = USB_QUIRK_NO_LPM },