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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-12-16 22:04:14 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-12-16 22:04:14 -0800 |
| commit | 022573c275500e1a50889949f679d04b5446edf6 (patch) | |
| tree | 766ab0e13fc38275466f8544d1bbf4982833cbff /drivers/hid/hid-microsoft.c | |
| parent | 516d798f656614f59553b1ff3592c2c36102b684 (diff) | |
| parent | a455e2985f57e2a71566bb8850094af38b2c932d (diff) | |
| download | blackbird-obmc-linux-022573c275500e1a50889949f679d04b5446edf6.tar.gz blackbird-obmc-linux-022573c275500e1a50889949f679d04b5446edf6.zip | |
Merge branch 'next' into for-linus
Prepare first set of updates for 3.8 merge window.
Diffstat (limited to 'drivers/hid/hid-microsoft.c')
| -rw-r--r-- | drivers/hid/hid-microsoft.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c index 3acdcfcc17df..f676c01bb471 100644 --- a/drivers/hid/hid-microsoft.c +++ b/drivers/hid/hid-microsoft.c @@ -28,22 +28,30 @@ #define MS_RDESC 0x08 #define MS_NOGET 0x10 #define MS_DUPLICATE_USAGES 0x20 +#define MS_RDESC_3K 0x40 -/* - * Microsoft Wireless Desktop Receiver (Model 1028) has - * 'Usage Min/Max' where it ought to have 'Physical Min/Max' - */ static __u8 *ms_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + /* + * Microsoft Wireless Desktop Receiver (Model 1028) has + * 'Usage Min/Max' where it ought to have 'Physical Min/Max' + */ if ((quirks & MS_RDESC) && *rsize == 571 && rdesc[557] == 0x19 && rdesc[559] == 0x29) { hid_info(hdev, "fixing up Microsoft Wireless Receiver Model 1028 report descriptor\n"); rdesc[557] = 0x35; rdesc[559] = 0x45; } + /* the same as above (s/usage/physical/) */ + if ((quirks & MS_RDESC_3K) && *rsize == 106 && + !memcmp((char []){ 0x19, 0x00, 0x29, 0xff }, + &rdesc[94], 4)) { + rdesc[94] = 0x35; + rdesc[96] = 0x45; + } return rdesc; } @@ -192,7 +200,7 @@ static const struct hid_device_id ms_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB), .driver_data = MS_PRESENTER }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K), - .driver_data = MS_ERGONOMY }, + .driver_data = MS_ERGONOMY | MS_RDESC_3K }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0), .driver_data = MS_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500), |
