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From:   Ben Hutchings <ben@decadent.org.uk>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
CC:     akpm@linux-foundation.org, "Oliver Neukum" <oneukum@suse.com>,
        "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Date:   Wed, 28 Feb 2018 15:20:18 +0000
Message-ID: <lsq.1519831218.464370818@decadent.org.uk>
Subject: [PATCH 3.16 131/254] usb: add RESET_RESUME for ELSA MicroLink 56K
In-Reply-To: <lsq.1519831217.271785318@decadent.org.uk>
Sender: linux-kernel-owner@vger.kernel.org
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3.16.55-rc1 review patch.  If anyone has any objections, please let me know.

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

From: Oliver Neukum <oneukum@suse.com>

commit b9096d9f15c142574ebebe8fbb137012bb9d99c2 upstream.

This modem needs this quirk to operate. It produces timeouts when
resumed without reset.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 drivers/usb/core/quirks.c | 3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -151,6 +151,9 @@ static const struct usb_device_id usb_qu
 	/* Genesys Logic hub, internally used by KY-688 USB 3.1 Type-C Hub */
 	{ USB_DEVICE(0x05e3, 0x0612), .driver_info = USB_QUIRK_NO_LPM },
 
+	/* ELSA MicroLink 56K */
+	{ USB_DEVICE(0x05cc, 0x2267), .driver_info = USB_QUIRK_RESET_RESUME },
+
 	/* Genesys Logic hub, internally used by Moshi USB to Ethernet Adapter */
 	{ USB_DEVICE(0x05e3, 0x0616), .driver_info = USB_QUIRK_NO_LPM },