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author | Jiri Kosina <jkosina@suse.cz> | 2011-02-17 15:12:45 +0100 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-02-17 15:12:45 +0100 |
commit | 177900e8c9ab28cdf097314fe7dd3877774df97d (patch) | |
tree | 1936e26251316bdbaebdd07f2f3ede2d1cc9e976 | |
parent | 6d3bfb74341c2c1454fcf5ec9c4dd707011f78e5 (diff) | |
download | linux-3.10-177900e8c9ab28cdf097314fe7dd3877774df97d.tar.gz linux-3.10-177900e8c9ab28cdf097314fe7dd3877774df97d.tar.bz2 linux-3.10-177900e8c9ab28cdf097314fe7dd3877774df97d.zip |
HID: add support for Keytouch IEC 60945
The keyboard has several bugs in its report descriptor, most
importantly the Logical Min/Max are completely off.
Replace it with simplified descriptor which describes it properly.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
-rw-r--r-- | drivers/hid/Kconfig | 8 | ||||
-rw-r--r-- | drivers/hid/Makefile | 1 | ||||
-rw-r--r-- | drivers/hid/hid-core.c | 1 | ||||
-rw-r--r-- | drivers/hid/hid-ids.h | 3 | ||||
-rw-r--r-- | drivers/hid/hid-keytouch.c | 66 |
5 files changed, 79 insertions, 0 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 94e73db580d..5fa0b952914 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -180,6 +180,14 @@ config HID_EZKEY ---help--- Support for Ezkey BTC 8193 keyboard. +config HID_KEYTOUCH + tristate "Keyoutch HID devices" + depends on USB_HID + ---help--- + Support for Keytouch HID devices not fully compliant with + the specification. Currently supported: + - Keytouch IEC 60945 + config HID_KYE tristate "Kye/Genius Ergo Mouse" if EMBEDDED depends on USB_HID diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index 2e1b1e3326c..569647763d1 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -41,6 +41,7 @@ obj-$(CONFIG_HID_ELECOM) += hid-elecom.o obj-$(CONFIG_HID_EZKEY) += hid-ezkey.o obj-$(CONFIG_HID_GYRATION) += hid-gyration.o obj-$(CONFIG_HID_KENSINGTON) += hid-kensington.o +obj-$(CONFIG_HID_KEYTOUCH) += hid-keytouch.o obj-$(CONFIG_HID_KYE) += hid-kye.o obj-$(CONFIG_HID_LCPOWER) += hid-lcpower.o obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 5e0e4eea706..570db37d574 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1379,6 +1379,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) }, { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, + { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) }, { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 15aca15a0a7..8fc82a7b2a8 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -345,6 +345,9 @@ #define USB_VENDOR_ID_KWORLD 0x1b80 #define USB_DEVICE_ID_KWORLD_RADIO_FM700 0xd700 +#define USB_VENDOR_ID_KEYTOUCH 0x0926 +#define USB_DEVICE_ID_KEYTOUCH_IEC 0x3333 + #define USB_VENDOR_ID_KYE 0x0458 #define USB_DEVICE_ID_KYE_ERGO_525V 0x0087 #define USB_DEVICE_ID_KYE_GPEN_560 0x5003 diff --git a/drivers/hid/hid-keytouch.c b/drivers/hid/hid-keytouch.c new file mode 100644 index 00000000000..07cd825f6f0 --- /dev/null +++ b/drivers/hid/hid-keytouch.c @@ -0,0 +1,66 @@ +/* + * HID driver for Keytouch devices not fully compliant with HID standard + * + * Copyright (c) 2011 Jiri Kosina + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ + +#include <linux/device.h> +#include <linux/hid.h> +#include <linux/module.h> + +#include "hid-ids.h" + +/* Replace the broken report descriptor of this device with rather + * a default one */ +static __u8 keytouch_fixed_rdesc[] = { +0x05, 0x01, 0x09, 0x06, 0xa1, 0x01, 0x05, 0x07, 0x19, 0xe0, 0x29, 0xe7, 0x15, +0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0x95, 0x01, 0x75, 0x08, +0x81, 0x01, 0x95, 0x03, 0x75, 0x01, 0x05, 0x08, 0x19, 0x01, 0x29, 0x03, 0x91, +0x02, 0x95, 0x05, 0x75, 0x01, 0x91, 0x01, 0x95, 0x06, 0x75, 0x08, 0x15, 0x00, +0x26, 0xff, 0x00, 0x05, 0x07, 0x19, 0x00, 0x2a, 0xff, 0x00, 0x81, 0x00, 0xc0 +}; + +static __u8 *keytouch_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + hid_info(hdev, "fixing up Keytouch IEC report descriptor\n"); + + rdesc = keytouch_fixed_rdesc; + *rsize = sizeof(keytouch_fixed_rdesc); + + return rdesc; +} + +static const struct hid_device_id keytouch_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, + { } +}; +MODULE_DEVICE_TABLE(hid, keytouch_devices); + +static struct hid_driver keytouch_driver = { + .name = "keytouch", + .id_table = keytouch_devices, + .report_fixup = keytouch_report_fixup, +}; + +static int __init keytouch_init(void) +{ + return hid_register_driver(&keytouch_driver); +} + +static void __exit keytouch_exit(void) +{ + hid_unregister_driver(&keytouch_driver); +} + +module_init(keytouch_init); +module_exit(keytouch_exit); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jiri Kosina"); |