diff options
Diffstat (limited to 'drivers/hid/hid-ortek.c')
-rw-r--r-- | drivers/hid/hid-ortek.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/hid/hid-ortek.c b/drivers/hid/hid-ortek.c index f9b7dd4f607f..0ffa1d2d64f0 100644 --- a/drivers/hid/hid-ortek.c +++ b/drivers/hid/hid-ortek.c | |||
@@ -1,8 +1,14 @@ | |||
1 | /* | 1 | /* |
2 | * HID driver for Ortek PKB-1700/WKB-2000 (wireless keyboard + mouse trackpad). | 2 | * HID driver for various devices which are apparently based on the same chipset |
3 | * Fixes LogicalMaximum error in HID report description. | 3 | * from certain vendor which produces chips that contain wrong LogicalMaximum |
4 | * value in their HID report descriptor. Currently supported devices are: | ||
5 | * | ||
6 | * Ortek PKB-1700 | ||
7 | * Ortek WKB-2000 | ||
8 | * Skycable wireless presenter | ||
4 | * | 9 | * |
5 | * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> | 10 | * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> |
11 | * Copyright (c) 2011 Jiri Kosina | ||
6 | */ | 12 | */ |
7 | 13 | ||
8 | /* | 14 | /* |
@@ -22,8 +28,11 @@ static __u8 *ortek_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |||
22 | unsigned int *rsize) | 28 | unsigned int *rsize) |
23 | { | 29 | { |
24 | if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x01) { | 30 | if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x01) { |
25 | hid_info(hdev, "Fixing up Ortek WKB-2000 report descriptor\n"); | 31 | hid_info(hdev, "Fixing up logical minimum in report descriptor (Ortek)\n"); |
26 | rdesc[55] = 0x92; | 32 | rdesc[55] = 0x92; |
33 | } else if (*rsize >= 54 && rdesc[52] == 0x25 && rdesc[53] == 0x01) { | ||
34 | hid_info(hdev, "Fixing up logical minimum in report descriptor (Skycable)\n"); | ||
35 | rdesc[53] = 0x65; | ||
27 | } | 36 | } |
28 | return rdesc; | 37 | return rdesc; |
29 | } | 38 | } |
@@ -31,6 +40,7 @@ static __u8 *ortek_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |||
31 | static const struct hid_device_id ortek_devices[] = { | 40 | static const struct hid_device_id ortek_devices[] = { |
32 | { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, | 41 | { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, |
33 | { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, | 42 | { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, |
43 | { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) }, | ||
34 | { } | 44 | { } |
35 | }; | 45 | }; |
36 | MODULE_DEVICE_TABLE(hid, ortek_devices); | 46 | MODULE_DEVICE_TABLE(hid, ortek_devices); |