diff options
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/hid/Makefile | 1 | ||||
| -rw-r--r-- | drivers/hid/hid-core.c | 3 | ||||
| -rw-r--r-- | drivers/hid/hid-cypress.c | 158 | ||||
| -rw-r--r-- | drivers/hid/hid-dummy.c | 3 | ||||
| -rw-r--r-- | drivers/hid/hid-input-quirks.c | 4 | ||||
| -rw-r--r-- | drivers/hid/hid-input.c | 6 | ||||
| -rw-r--r-- | drivers/hid/usbhid/hid-quirks.c | 31 |
8 files changed, 177 insertions, 36 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 1472239..69f3420 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -96,6 +96,13 @@ config HID_APPLE If unsure, say M. +config HID_CYPRESS + tristate "Cypress" + default m + depends on USB_HID + ---help--- + Support for Cypress mouse and barcodes. + config HID_LOGITECH tristate "Logitech" default m diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index 314d5b0..0610662 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -13,6 +13,7 @@ obj-m += hid-dummy.o endif obj-$(CONFIG_HID_APPLE) += hid-apple.o +obj-$(CONFIG_HID_CYPRESS) += hid-cypress.o obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o obj-$(CONFIG_HID_SUNPLUS) += hid-sunplus.o diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index e9e6dbb..331670b 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1162,6 +1162,9 @@ static const struct hid_device_id hid_blacklist[] = { { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) }, { 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-cypress.c b/drivers/hid/hid-cypress.c new file mode 100644 index 0000000..a1e13f1 --- /dev/null +++ b/drivers/hid/hid-cypress.c @@ -0,0 +1,158 @@ +/* + * HID driver for some cypress "special" devices + * + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> 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/input.h> +#include <linux/module.h> + +#include "hid-ids.h" + +#define CP_RDESC_SWAPPED_MIN_MAX 0x01 +#define CP_2WHEEL_MOUSE_HACK 0x02 +#define CP_2WHEEL_MOUSE_HACK_ON 0x04 + +/* + * Some USB barcode readers from cypress have usage min and usage max in + * the wrong order + */ +static void cp_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int rsize) +{ + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + unsigned int i; + + if (!(quirks & CP_RDESC_SWAPPED_MIN_MAX)) + return; + + for (i = 0; i < rsize - 4; i++) + if (rdesc[i] == 0x29 && rdesc[i + 2] == 0x19) { + __u8 tmp; + + rdesc[i] = 0x19; + rdesc[i + 2] = 0x29; + tmp = rdesc[i + 3]; + rdesc[i + 3] = rdesc[i + 1]; + rdesc[i + 1] = tmp; + } +} + +static int cp_input_mapped(struct hid_device *hdev, struct hid_input *hi, + struct hid_field *field, struct hid_usage *usage, + unsigned long **bit, int *max) +{ + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + + if (!(quirks & CP_2WHEEL_MOUSE_HACK)) + return 0; + + if (usage->type == EV_REL && usage->code == REL_WHEEL) + set_bit(REL_HWHEEL, *bit); + if (usage->hid == 0x00090005) + return -1; + + return 0; +} + +static int cp_event(struct hid_device *hdev, struct hid_field *field, + struct hid_usage *usage, __s32 value) +{ + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + + if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput || + !usage->type || !(quirks & CP_2WHEEL_MOUSE_HACK)) + return 0; + + if (usage->hid == 0x00090005) { + if (value) + quirks |= CP_2WHEEL_MOUSE_HACK_ON; + else + quirks &= ~CP_2WHEEL_MOUSE_HACK_ON; + hid_set_drvdata(hdev, (void *)quirks); + return 1; + } + + if (usage->code == REL_WHEEL && (quirks & CP_2WHEEL_MOUSE_HACK_ON)) { + struct input_dev *input = field->hidinput->input; + + input_event(input, usage->type, REL_HWHEEL, value); + return 1; + } + + return 0; +} + +static int cp_probe(struct hid_device *hdev, const struct hid_device_id *id) +{ + unsigned long quirks = id->driver_data; + int ret; + + hid_set_drvdata(hdev, (void *)quirks); + + ret = hid_parse(hdev); + if (ret) { + dev_err(&hdev->dev, "parse failed\n"); + goto err_free; + } + + ret = hid_hw_start(hdev); + if (ret) { + dev_err(&hdev->dev, "hw start failed\n"); + goto err_free; + } + + return 0; +err_free: + return ret; +} + +static const struct hid_device_id cp_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1), + .driver_data = CP_RDESC_SWAPPED_MIN_MAX }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2), + .driver_data = CP_RDESC_SWAPPED_MIN_MAX }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE), + .driver_data = CP_2WHEEL_MOUSE_HACK }, + { } +}; +MODULE_DEVICE_TABLE(hid, cp_devices); + +static struct hid_driver cp_driver = { + .name = "cypress", + .id_table = cp_devices, + .report_fixup = cp_report_fixup, + .input_mapped = cp_input_mapped, + .event = cp_event, + .probe = cp_probe, +}; + +static int cp_init(void) +{ + return hid_register_driver(&cp_driver); +} + +static void cp_exit(void) +{ + hid_unregister_driver(&cp_driver); +} + +module_init(cp_init); +module_exit(cp_exit); +MODULE_LICENSE("GPL"); + +HID_COMPAT_LOAD_DRIVER(cypress); diff --git a/drivers/hid/hid-dummy.c b/drivers/hid/hid-dummy.c index 0c833d9..27cffe3 100644 --- a/drivers/hid/hid-dummy.c +++ b/drivers/hid/hid-dummy.c @@ -7,6 +7,9 @@ static int __init hid_dummy_init(void) #ifdef CONFIG_HID_APPLE_MODULE HID_COMPAT_CALL_DRIVER(apple); #endif +#ifdef CONFIG_HID_CYPRESS_MODULE + HID_COMPAT_CALL_DRIVER(cypress); +#endif #ifdef CONFIG_HID_LOGITECH_MODULE HID_COMPAT_CALL_DRIVER(logitech); #endif diff --git a/drivers/hid/hid-input-quirks.c b/drivers/hid/hid-input-quirks.c index a5e7163..6e7314f 100644 --- a/drivers/hid/hid-input-quirks.c +++ b/drivers/hid/hid-input-quirks.c @@ -236,8 +236,8 @@ int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struc input = field->hidinput->input; - if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) - || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { + if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && + (usage->hid == 0x00090007)) { if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; return 1; diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index a6223bc..f1df25a 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -515,13 +515,13 @@ mapped: hidinput, field, usage, &bit, &max) < 0) goto ignore; - if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5 | + if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_B8)) && (usage->type == EV_REL) && (usage->code == REL_WHEEL)) set_bit(REL_HWHEEL, bit); - if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) - || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) + if ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && + (usage->hid == 0x00090007)) goto ignore; set_bit(usage->type, input->evbit); diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index 7f38c21..da80c64 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -31,7 +31,6 @@ static const struct hid_blacklist { { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 }, { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D, HID_QUIRK_2WHEEL_MOUSE_HACK_B8 }, - { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 }, { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD, HID_QUIRK_BADPAD }, { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD }, @@ -93,9 +92,6 @@ static const struct hid_rdesc_blacklist { { USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_RDESC_SAMSUNG_REMOTE }, - { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1, HID_QUIRK_RDESC_SWAPPED_MIN_MAX }, - { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2, HID_QUIRK_RDESC_SWAPPED_MIN_MAX }, - { 0, 0 } }; @@ -382,30 +378,6 @@ static void usbhid_fixup_petalynx_descriptor(unsigned char *rdesc, int rsize) } } -/* - * Some USB barcode readers from cypress have usage min and usage max in - * the wrong order - */ -static void usbhid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize) -{ - short fixed = 0; - int i; - - for (i = 0; i < rsize - 4; i++) { - if (rdesc[i] == 0x29 && rdesc [i+2] == 0x19) { - unsigned char tmp; - - rdesc[i] = 0x19; rdesc[i+2] = 0x29; - tmp = rdesc[i+3]; - rdesc[i+3] = rdesc[i+1]; - rdesc[i+1] = tmp; - } - } - - if (fixed) - printk(KERN_INFO "Fixing up Cypress report descriptor\n"); -} - static void usbhid_fixup_button_consumer_descriptor(unsigned char *rdesc, int rsize) { if (rsize >= 30 && rdesc[29] == 0x05 @@ -420,9 +392,6 @@ 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_SWAPPED_MIN_MAX) - usbhid_fixup_cypress_descriptor(rdesc, rsize); - if (quirks & HID_QUIRK_RDESC_PETALYNX) usbhid_fixup_petalynx_descriptor(rdesc, rsize); |