diff options
Diffstat (limited to 'drivers/hid/hid-multitouch.c')
| -rw-r--r-- | drivers/hid/hid-multitouch.c | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 82e9211b3ca9..f19ec1586c5a 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -2,8 +2,9 @@ * HID driver for multitouch panels * * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr> - * Copyright (c) 2010-2012 Benjamin Tissoires <benjamin.tissoires@gmail.com> + * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com> * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France + * Copyright (c) 2012-2013 Red Hat, Inc * * This code is partly based on hid-egalax.c: * @@ -26,13 +27,23 @@ * any later version. */ +/* + * This driver is regularly tested thanks to the tool hid-test[1]. + * This tool relies on hid-replay[2] and a database of hid devices[3]. + * Please run these regression tests before patching this module so that + * your patch won't break existing known devices. + * + * [1] https://github.com/bentiss/hid-test + * [2] https://github.com/bentiss/hid-replay + * [3] https://github.com/bentiss/hid-devices + */ + #include <linux/device.h> #include <linux/hid.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/usb.h> #include <linux/input/mt.h> -#include "usbhid/usbhid.h" MODULE_AUTHOR("Stephane Chatty <chatty@enac.fr>"); @@ -740,7 +751,7 @@ static void mt_set_input_mode(struct hid_device *hdev) r = re->report_id_hash[td->inputmode]; if (r) { r->field[0]->value[td->inputmode_index] = 0x02; - usbhid_submit_report(hdev, r, USB_DIR_OUT); + hid_hw_request(hdev, r, HID_REQ_SET_REPORT); } } @@ -765,7 +776,7 @@ static void mt_set_maxcontacts(struct hid_device *hdev) max = min(fieldmax, max); if (r->field[0]->value[0] != max) { r->field[0]->value[0] = max; - usbhid_submit_report(hdev, r, USB_DIR_OUT); + hid_hw_request(hdev, r, HID_REQ_SET_REPORT); } } } @@ -902,26 +913,11 @@ static int mt_reset_resume(struct hid_device *hdev) static int mt_resume(struct hid_device *hdev) { - struct usb_interface *intf; - struct usb_host_interface *interface; - struct usb_device *dev; - - if (hdev->bus != BUS_USB) - return 0; - - intf = to_usb_interface(hdev->dev.parent); - interface = intf->cur_altsetting; - dev = hid_to_usb_dev(hdev); - /* Some Elan legacy devices require SET_IDLE to be set on resume. * It should be safe to send it to other devices too. * Tested on 3M, Stantum, Cypress, Zytronic, eGalax, and Elan panels. */ - usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - HID_REQ_SET_IDLE, - USB_TYPE_CLASS | USB_RECIP_INTERFACE, - 0, interface->desc.bInterfaceNumber, - NULL, 0, USB_CTRL_SET_TIMEOUT); + hid_hw_idle(hdev, 0, 0, HID_REQ_SET_IDLE); return 0; } |