Move them from core code to a separate driver. Signed-off-by: Jiri Slaby <jslaby@xxxxxxx> --- drivers/hid/Kconfig | 13 +++++++ drivers/hid/Makefile | 2 + drivers/hid/hid-core.c | 5 +++ drivers/hid/hid-logitech.c | 74 +++++++++++++++++++++++++++++++++++++++ drivers/hid/usbhid/hid-quirks.c | 23 ------------ include/linux/hid.h | 1 - 6 files changed, 94 insertions(+), 24 deletions(-) create mode 100644 drivers/hid/hid-logitech.c diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index cacf89e..066e8c0 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -67,4 +67,17 @@ config HIDRAW source "drivers/hid/usbhid/Kconfig" +menu "Special HID drivers" + depends on HID + +config HID_LOGITECH + tristate "Logitech" + default m + depends on USB_HID + ---help--- + Support for some Logitech devices which breaks less or more + HID specification. + +endmenu + endif # HID_SUPPORT diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index 275dc52..cae036b 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -8,6 +8,8 @@ obj-$(CONFIG_HID) += hid.o hid-$(CONFIG_HID_DEBUG) += hid-debug.o hid-$(CONFIG_HIDRAW) += hidraw.o +obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o + obj-$(CONFIG_USB_HID) += usbhid/ obj-$(CONFIG_USB_MOUSE) += usbhid/ obj-$(CONFIG_USB_KBD) += usbhid/ diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 984d5d8..4b1b814 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -33,6 +33,8 @@ #include <linux/hid-debug.h> #include <linux/hidraw.h> +#include "hid-ids.h" + /* * Version Information */ @@ -1124,6 +1126,9 @@ static const struct hid_device_id *hid_match_id(struct hid_device *hdev, } static const struct hid_device_id hid_blacklist[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) }, + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) }, + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) }, { } }; diff --git a/drivers/hid/hid-logitech.c b/drivers/hid/hid-logitech.c new file mode 100644 index 0000000..5b145c9 --- /dev/null +++ b/drivers/hid/hid-logitech.c @@ -0,0 +1,74 @@ +/* + * HID driver for some logitech "special" devices + * + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@xxxxxxx> + * Copyright (c) 2005 Michael Haboustak <mike-@xxxxxxxxxxxx> for Concept2, Inc + * Copyright (c) 2006-2007 Jiri Kosina + * Copyright (c) 2007 Paul Walmsley + * Copyright (c) 2008 Jiri Slaby + */ + +/* + * 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" + +#define LOGITECH_RDESC 0x1 + +/* + * Certain Logitech keyboards send in report #3 keys which are far + * above the logical maximum described in descriptor. This extends + * the original value of 0x28c of logical maximum to 0x104d + */ +static void lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int rsize) +{ + if (rsize >= 90 && rdesc[83] == 0x26 + && rdesc[84] == 0x8c + && rdesc[85] == 0x02) { + dev_info(&hdev->dev, "fixing up Logitech keyboard report " + "descriptor\n"); + rdesc[84] = rdesc[89] = 0x4d; + rdesc[85] = rdesc[90] = 0x10; + } +} + +static const struct hid_device_id lg_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER), + .driver_data = LOGITECH_RDESC }, + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER), + .driver_data = LOGITECH_RDESC }, + { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2), + .driver_data = LOGITECH_RDESC }, + { } +}; +MODULE_DEVICE_TABLE(hid, lg_devices); + +static struct hid_driver lg_driver = { + .name = "logitech", + .id_table = lg_devices, + .report_fixup = lg_report_fixup, +}; + +static int lg_init(void) +{ + return hid_register_driver(&lg_driver); +} + +static void lg_exit(void) +{ + hid_unregister_driver(&lg_driver); +} + +module_init(lg_init); +module_exit(lg_exit); +MODULE_LICENSE("GPL"); diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index 7694edc..e2941b3 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -330,9 +330,6 @@ static const struct hid_rdesc_blacklist { { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_RDESC_CYMOTION }, - { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_RDESC_LOGITECH }, - { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_RDESC_LOGITECH }, - { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_RDESC_LOGITECH }, { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_DESKTOP_RECV_1028, HID_QUIRK_RDESC_MICROSOFT_RECV_1028 }, { USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E, HID_QUIRK_RDESC_BUTTON_CONSUMER }, @@ -602,23 +599,6 @@ static void usbhid_fixup_cymotion_descriptor(char *rdesc, int rsize) } } - -/* - * Certain Logitech keyboards send in report #3 keys which are far - * above the logical maximum described in descriptor. This extends - * the original value of 0x28c of logical maximum to 0x104d - */ -static void usbhid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize) -{ - if (rsize >= 90 && rdesc[83] == 0x26 - && rdesc[84] == 0x8c - && rdesc[85] == 0x02) { - printk(KERN_INFO "Fixing up Logitech keyboard report descriptor\n"); - rdesc[84] = rdesc[89] = 0x4d; - rdesc[85] = rdesc[90] = 0x10; - } -} - static void usbhid_fixup_sunplus_wdesktop(unsigned char *rdesc, int rsize) { if (rsize >= 107 && rdesc[104] == 0x26 @@ -744,9 +724,6 @@ static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned if ((quirks & HID_QUIRK_RDESC_CYMOTION)) usbhid_fixup_cymotion_descriptor(rdesc, rsize); - if (quirks & HID_QUIRK_RDESC_LOGITECH) - usbhid_fixup_logitech_descriptor(rdesc, rsize); - if (quirks & HID_QUIRK_RDESC_SWAPPED_MIN_MAX) usbhid_fixup_cypress_descriptor(rdesc, rsize); diff --git a/include/linux/hid.h b/include/linux/hid.h index e4d718f..96f64d7 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -293,7 +293,6 @@ struct hid_item { */ #define HID_QUIRK_RDESC_CYMOTION 0x00000001 -#define HID_QUIRK_RDESC_LOGITECH 0x00000002 #define HID_QUIRK_RDESC_SWAPPED_MIN_MAX 0x00000004 #define HID_QUIRK_RDESC_PETALYNX 0x00000008 #define HID_QUIRK_RDESC_MACBOOK_JIS 0x00000010 -- 1.5.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html