433 lines
15 KiB
C
433 lines
15 KiB
C
/*
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* HID driver for some samsung "special" devices
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*
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* Copyright (c) 1999 Andreas Gal
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* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
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* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
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* Copyright (c) 2006-2007 Jiri Kosina
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* Copyright (c) 2007 Paul Walmsley
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* Copyright (c) 2008 Jiri Slaby
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* Copyright (c) 2010 Don Prince <dhprince.devel@yahoo.co.uk>
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*
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*
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* This driver supports several HID devices:
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*
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* [0419:0001] Samsung IrDA remote controller (reports as Cypress USB Mouse).
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* various hid report fixups for different variants.
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*
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* [0419:0600] Creative Desktop Wireless 6000 keyboard/mouse combo
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* several key mappings used from the consumer usage page
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* deviate from the USB HUT 1.12 standard.
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*
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*/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*/
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#include <linux/device.h>
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#include <linux/usb.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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/*
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* There are several variants for 0419:0001:
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*
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* 1. 184 byte report descriptor
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* Vendor specific report #4 has a size of 48 bit,
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* and therefore is not accepted when inspecting the descriptors.
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* As a workaround we reinterpret the report as:
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* Variable type, count 6, size 8 bit, log. maximum 255
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* The burden to reconstruct the data is moved into user space.
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*
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* 2. 203 byte report descriptor
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* Report #4 has an array field with logical range 0..18 instead of 1..15.
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*
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* 3. 135 byte report descriptor
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* Report #4 has an array field with logical range 0..17 instead of 1..14.
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*
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* 4. 171 byte report descriptor
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* Report #3 has an array field with logical range 0..1 instead of 1..3.
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*/
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static inline void samsung_irda_dev_trace(struct hid_device *hdev,
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unsigned int rsize)
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{
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hid_info(hdev, "fixing up Samsung IrDA %d byte report descriptor\n",
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rsize);
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}
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static __u8 *samsung_irda_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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if (*rsize == 184 && rdesc[175] == 0x25 && rdesc[176] == 0x40 &&
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rdesc[177] == 0x75 && rdesc[178] == 0x30 &&
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rdesc[179] == 0x95 && rdesc[180] == 0x01 &&
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rdesc[182] == 0x40) {
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samsung_irda_dev_trace(hdev, 184);
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rdesc[176] = 0xff;
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rdesc[178] = 0x08;
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rdesc[180] = 0x06;
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rdesc[182] = 0x42;
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} else
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if (*rsize == 203 && rdesc[192] == 0x15 && rdesc[193] == 0x0 &&
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rdesc[194] == 0x25 && rdesc[195] == 0x12) {
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samsung_irda_dev_trace(hdev, 203);
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rdesc[193] = 0x1;
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rdesc[195] = 0xf;
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} else
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if (*rsize == 135 && rdesc[124] == 0x15 && rdesc[125] == 0x0 &&
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rdesc[126] == 0x25 && rdesc[127] == 0x11) {
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samsung_irda_dev_trace(hdev, 135);
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rdesc[125] = 0x1;
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rdesc[127] = 0xe;
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} else
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if (*rsize == 171 && rdesc[160] == 0x15 && rdesc[161] == 0x0 &&
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rdesc[162] == 0x25 && rdesc[163] == 0x01) {
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samsung_irda_dev_trace(hdev, 171);
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rdesc[161] = 0x1;
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rdesc[163] = 0x3;
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}
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return rdesc;
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}
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#define samsung_kbd_mouse_map_key_clear(c) \
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hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
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static int samsung_kbd_mouse_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
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unsigned short ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
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if (1 != ifnum || HID_UP_CONSUMER != (usage->hid & HID_USAGE_PAGE))
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return 0;
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dbg_hid("samsung wireless keyboard/mouse input mapping event [0x%x]\n",
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usage->hid & HID_USAGE);
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switch (usage->hid & HID_USAGE) {
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/* report 2 */
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case 0x183: samsung_kbd_mouse_map_key_clear(KEY_MEDIA); break;
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case 0x195: samsung_kbd_mouse_map_key_clear(KEY_EMAIL); break;
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case 0x196: samsung_kbd_mouse_map_key_clear(KEY_CALC); break;
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case 0x197: samsung_kbd_mouse_map_key_clear(KEY_COMPUTER); break;
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case 0x22b: samsung_kbd_mouse_map_key_clear(KEY_SEARCH); break;
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case 0x22c: samsung_kbd_mouse_map_key_clear(KEY_WWW); break;
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case 0x22d: samsung_kbd_mouse_map_key_clear(KEY_BACK); break;
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case 0x22e: samsung_kbd_mouse_map_key_clear(KEY_FORWARD); break;
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case 0x22f: samsung_kbd_mouse_map_key_clear(KEY_FAVORITES); break;
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case 0x230: samsung_kbd_mouse_map_key_clear(KEY_REFRESH); break;
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case 0x231: samsung_kbd_mouse_map_key_clear(KEY_STOP); break;
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default:
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return 0;
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}
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return 1;
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}
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static int samsung_kbd_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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if (!(HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE) ||
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HID_UP_KEYBOARD == (usage->hid & HID_USAGE_PAGE)))
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return 0;
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dbg_hid("samsung wireless keyboard input mapping event [0x%x]\n",
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usage->hid & HID_USAGE);
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if (HID_UP_KEYBOARD == (usage->hid & HID_USAGE_PAGE)) {
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set_bit(EV_REP, hi->input->evbit);
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switch (usage->hid & HID_USAGE) {
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/* Only for UK keyboard */
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/* key found */
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#ifdef CONFIG_HID_KK_UPGRADE
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case 0x32: samsung_kbd_mouse_map_key_clear(KEY_KBDILLUMTOGGLE); break;
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case 0x64: samsung_kbd_mouse_map_key_clear(KEY_BACKSLASH); break;
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#else
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case 0x32: samsung_kbd_mouse_map_key_clear(KEY_BACKSLASH); break;
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case 0x64: samsung_kbd_mouse_map_key_clear(KEY_102ND); break;
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#endif
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/* Only for BR keyboard */
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case 0x87: samsung_kbd_mouse_map_key_clear(KEY_RO); break;
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default:
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return 0;
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}
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}
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if (HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)) {
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switch (usage->hid & HID_USAGE) {
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/* report 2 */
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/* MENU */
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case 0x040: samsung_kbd_mouse_map_key_clear(KEY_MENU); break;
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case 0x18a: samsung_kbd_mouse_map_key_clear(KEY_MAIL); break;
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case 0x196: samsung_kbd_mouse_map_key_clear(KEY_WWW); break;
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case 0x19e: samsung_kbd_mouse_map_key_clear(KEY_SCREENLOCK); break;
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case 0x221: samsung_kbd_mouse_map_key_clear(KEY_SEARCH); break;
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case 0x223: samsung_kbd_mouse_map_key_clear(KEY_HOMEPAGE); break;
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/* RECENTAPPS */
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case 0x301: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY1); break;
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/* APPLICATION */
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case 0x302: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY2); break;
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/* Voice search */
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case 0x305: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY4); break;
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/* QPANEL on/off */
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case 0x306: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY5); break;
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/* SIP on/off */
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case 0x307: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY3); break;
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/* LANG */
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case 0x308: samsung_kbd_mouse_map_key_clear(KEY_LANGUAGE); break;
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case 0x30a: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSDOWN); break;
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case 0x30b: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSUP); break;
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default:
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return 0;
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}
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}
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return 1;
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}
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static int samsung_gamepad_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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if (!(HID_UP_BUTTON == (usage->hid & HID_USAGE_PAGE) ||
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HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)))
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return 0;
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dbg_hid("samsung wireless gamepad input mapping event [0x%x], %ld, %ld, [0x%x]\n",
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usage->hid & HID_USAGE, hi->input->evbit[0], hi->input->absbit[0], usage->hid & HID_USAGE_PAGE);
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if (HID_UP_BUTTON == (usage->hid & HID_USAGE_PAGE)) {
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switch(usage->hid & HID_USAGE) {
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case 0x01: samsung_kbd_mouse_map_key_clear(BTN_A); break;
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case 0x02: samsung_kbd_mouse_map_key_clear(BTN_B); break;
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case 0x03: samsung_kbd_mouse_map_key_clear(BTN_C); break;
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case 0x04: samsung_kbd_mouse_map_key_clear(BTN_X); break;
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case 0x05: samsung_kbd_mouse_map_key_clear(BTN_Y); break;
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case 0x06: samsung_kbd_mouse_map_key_clear(BTN_Z); break;
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case 0x07: samsung_kbd_mouse_map_key_clear(BTN_TL); break;
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case 0x08: samsung_kbd_mouse_map_key_clear(BTN_TR); break;
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case 0x09: samsung_kbd_mouse_map_key_clear(BTN_TL2); break;
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case 0x0a: samsung_kbd_mouse_map_key_clear(BTN_TR2); break;
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case 0x0b: samsung_kbd_mouse_map_key_clear(BTN_SELECT); break;
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case 0x0c: samsung_kbd_mouse_map_key_clear(BTN_START); break;
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case 0x0d: samsung_kbd_mouse_map_key_clear(BTN_MODE); break;
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case 0x0e: samsung_kbd_mouse_map_key_clear(BTN_THUMBL); break;
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case 0x0f: samsung_kbd_mouse_map_key_clear(BTN_THUMBR); break;
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case 0x10: samsung_kbd_mouse_map_key_clear(BTN_GAME); break;
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default:
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return 0;
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}
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}
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if (HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)) {
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switch (usage->hid & HID_USAGE) {
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case 0x040: samsung_kbd_mouse_map_key_clear(KEY_MENU); break;
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case 0x223: samsung_kbd_mouse_map_key_clear(KEY_HOMEPAGE); break;
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case 0x224: samsung_kbd_mouse_map_key_clear(KEY_BACK); break;
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/* Screen Capture */
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case 0x303: samsung_kbd_mouse_map_key_clear(KEY_SYSRQ); break;
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default:
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return 0;
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}
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}
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return 1;
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}
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static int samsung_actionmouse_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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dbg_hid("samsung wireless actionmouse input mapping event [0x%x], [0x%x], %ld, %ld, [0x%x]\n",
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usage->hid, usage->hid & HID_USAGE, hi->input->evbit[0], hi->input->absbit[0], usage->hid & HID_USAGE_PAGE);
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if(((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) && ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON))
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return 0;
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switch (usage->hid & HID_USAGE) {
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case 0x301: samsung_kbd_mouse_map_key_clear(KEY_RECENT); break;
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default:
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return 0;
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}
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return 1;
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}
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static int samsung_universal_kbd_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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if (!(HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE) ||
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HID_UP_KEYBOARD == (usage->hid & HID_USAGE_PAGE)))
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return 0;
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dbg_hid("samsung wireless keyboard input mapping event [0x%x]\n",
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usage->hid & HID_USAGE);
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if (HID_UP_KEYBOARD == (usage->hid & HID_USAGE_PAGE)) {
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set_bit(EV_REP, hi->input->evbit);
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switch (usage->hid & HID_USAGE) {
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/* Only for UK keyboard */
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/* key found */
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#ifdef CONFIG_HID_KK_UPGRADE
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case 0x32: samsung_kbd_mouse_map_key_clear(KEY_KBDILLUMTOGGLE); break;
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case 0x64: samsung_kbd_mouse_map_key_clear(KEY_BACKSLASH); break;
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#else
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case 0x32: samsung_kbd_mouse_map_key_clear(KEY_BACKSLASH); break;
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case 0x64: samsung_kbd_mouse_map_key_clear(KEY_102ND); break;
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#endif
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/* Only for BR keyboard */
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case 0x87: samsung_kbd_mouse_map_key_clear(KEY_RO); break;
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default:
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return 0;
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}
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}
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if (HID_UP_CONSUMER == (usage->hid & HID_USAGE_PAGE)) {
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switch (usage->hid & HID_USAGE) {
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/* report 2 */
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/* MENU */
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case 0x040: samsung_kbd_mouse_map_key_clear(KEY_MENU); break;
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case 0x18a: samsung_kbd_mouse_map_key_clear(KEY_MAIL); break;
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case 0x196: samsung_kbd_mouse_map_key_clear(KEY_WWW); break;
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case 0x19e: samsung_kbd_mouse_map_key_clear(KEY_SCREENLOCK); break;
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case 0x221: samsung_kbd_mouse_map_key_clear(KEY_SEARCH); break;
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case 0x223: samsung_kbd_mouse_map_key_clear(KEY_HOMEPAGE); break;
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/* RECENTAPPS */
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case 0x301: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY1); break;
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/* APPLICATION */
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case 0x302: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY2); break;
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/* Voice search */
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case 0x305: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY4); break;
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/* QPANEL on/off */
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case 0x306: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY5); break;
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/* SIP on/off */
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case 0x307: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY3); break;
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/* LANG */
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case 0x308: samsung_kbd_mouse_map_key_clear(KEY_LANGUAGE); break;
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case 0x30a: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSDOWN); break;
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case 0x070: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSDOWN); break;
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case 0x30b: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSUP); break;
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case 0x06f: samsung_kbd_mouse_map_key_clear(KEY_BRIGHTNESSUP); break;
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/* S-Finder */
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case 0x304: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY7); break;
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/* Screen Capture */
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case 0x303: samsung_kbd_mouse_map_key_clear(KEY_SYSRQ); break;
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/* Multi Window */
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case 0x309: samsung_kbd_mouse_map_key_clear(BTN_TRIGGER_HAPPY9); break;
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default:
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return 0;
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}
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}
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return 1;
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}
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static __u8 *samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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if (USB_DEVICE_ID_SAMSUNG_IR_REMOTE == hdev->product)
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rdesc = samsung_irda_report_fixup(hdev, rdesc, rsize);
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return rdesc;
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}
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static int samsung_input_mapping(struct hid_device *hdev, struct hid_input *hi,
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struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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int ret = 0;
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if (USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE == hdev->product)
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ret = samsung_kbd_mouse_input_mapping(hdev,
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hi, field, usage, bit, max);
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else if (USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD == hdev->product)
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ret = samsung_kbd_input_mapping(hdev,
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hi, field, usage, bit, max);
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else if(USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD == hdev->product)
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ret = samsung_gamepad_input_mapping(hdev,
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hi, field, usage, bit, max);
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else if(USB_DEVICE_ID_SAMSUNG_WIRELESS_ACTIONMOUSE == hdev->product)
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ret = samsung_actionmouse_input_mapping(hdev,
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hi, field, usage, bit, max);
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else if(USB_DEVICE_ID_SAMSUNG_WIRELESS_UNIVERSAL_KBD == hdev->product)
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ret = samsung_universal_kbd_input_mapping(hdev,
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hi, field, usage, bit, max);
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return ret;
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}
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static int samsung_probe(struct hid_device *hdev,
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const struct hid_device_id *id)
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{
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int ret;
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unsigned int cmask = HID_CONNECT_DEFAULT;
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ret = hid_parse(hdev);
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if (ret) {
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hid_err(hdev, "parse failed\n");
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goto err_free;
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}
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if (USB_DEVICE_ID_SAMSUNG_IR_REMOTE == hdev->product) {
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if (hdev->rsize == 184) {
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/* disable hidinput, force hiddev */
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cmask = (cmask & ~HID_CONNECT_HIDINPUT) |
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HID_CONNECT_HIDDEV_FORCE;
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}
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}
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ret = hid_hw_start(hdev, cmask);
|
|
if (ret) {
|
|
hid_err(hdev, "hw start failed\n");
|
|
goto err_free;
|
|
}
|
|
|
|
return 0;
|
|
err_free:
|
|
return ret;
|
|
}
|
|
|
|
static const struct hid_device_id samsung_devices[] = {
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
|
|
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD) },
|
|
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD) },
|
|
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_ACTIONMOUSE) },
|
|
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_UNIVERSAL_KBD) },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(hid, samsung_devices);
|
|
|
|
static struct hid_driver samsung_driver = {
|
|
.name = "samsung",
|
|
.id_table = samsung_devices,
|
|
.report_fixup = samsung_report_fixup,
|
|
.input_mapping = samsung_input_mapping,
|
|
.probe = samsung_probe,
|
|
};
|
|
|
|
static int __init samsung_init(void)
|
|
{
|
|
return hid_register_driver(&samsung_driver);
|
|
}
|
|
|
|
static void __exit samsung_exit(void)
|
|
{
|
|
hid_unregister_driver(&samsung_driver);
|
|
}
|
|
|
|
module_init(samsung_init);
|
|
module_exit(samsung_exit);
|
|
MODULE_LICENSE("GPL");
|