From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, AceLan Kao , Jiri Kosina Subject: [PATCH 3.10 38/52] HID: usbhid: quirk for Synaptics Large Touchccreen Date: Tue, 10 Dec 2013 00:01:11 -0800 Message-Id: <20131210075956.879511781@linuxfoundation.org> In-Reply-To: <20131210075954.196229872@linuxfoundation.org> References: <20131210075954.196229872@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: AceLan Kao commit 8171a67d587a09e14a4949a81e070345fedcf410 upstream. BugLink: http://bugs.launchpad.net/bugs/1180881 Synaptics large touchscreen doesn't support some of the report request while initializing. The unspoorted request will make the device unreachable, and will lead to the following usb_submit_urb() function call timeout. So, add the IDs into HID_QUIRK_NO_INIT_REPORTS quirk. Signed-off-by: AceLan Kao Signed-off-by: Jiri Kosina Signed-off-by: Greg Kroah-Hartman --- drivers/hid/hid-ids.h | 2 ++ drivers/hid/usbhid/hid-quirks.c | 2 ++ 2 files changed, 4 insertions(+) --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -786,6 +786,8 @@ #define USB_DEVICE_ID_SYNAPTICS_COMP_TP 0x0009 #define USB_DEVICE_ID_SYNAPTICS_WTP 0x0010 #define USB_DEVICE_ID_SYNAPTICS_DPAD 0x0013 +#define USB_DEVICE_ID_SYNAPTICS_LTS1 0x0af8 +#define USB_DEVICE_ID_SYNAPTICS_LTS2 0x1d10 #define USB_VENDOR_ID_THINGM 0x27b8 #define USB_DEVICE_ID_BLINK1 0x01ed --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -112,6 +112,8 @@ static const struct hid_blacklist { { USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X, HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_DUOSENSE, HID_QUIRK_NO_INIT_REPORTS }, + { USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_LTS1, HID_QUIRK_NO_INIT_REPORTS }, + { USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_LTS2, HID_QUIRK_NO_INIT_REPORTS }, { 0, 0 } };