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perixx1800keyboard
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Some fixes

This commit is contained in:
Christoph Haas 2017-02-28 17:11:13 +01:00
parent a1c774379d
commit dacd4254da
1 changed files with 98 additions and 55 deletions
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153
perixxkbd.c
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@ -49,11 +49,19 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC); MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE(DRIVER_LICENSE); MODULE_LICENSE(DRIVER_LICENSE);
#define BACKSLASH_FIX 1 // remove this line if it should not be fixed
#ifdef BACKSLASH_FIX
#define AZ_KEY_CONTESTED KEY_BACKSLASH
#else
#define AZ_KEY_CONTESTED KEY_RIGHTBRACE
#endif
/** /**
* Define keycodes * Define keycodes
*/ */
static const unsigned char px_kbd_keycode[256] = { static const unsigned char px_kbd_keycode[256] = {
/* BEGIN 04 */ /* BEGIN 04 - Regular Keys */
/* 0-7 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 0-7 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 8-15 */ KEY_LEFTCTRL, KEY_LEFTSHIFT, KEY_LEFTALT, KEY_LEFTMETA, KEY_RIGHTCTRL, KEY_RIGHTSHIFT, KEY_RIGHTALT, KEY_RESERVED, /* 8-15 */ KEY_LEFTCTRL, KEY_LEFTSHIFT, KEY_LEFTALT, KEY_LEFTMETA, KEY_RIGHTCTRL, KEY_RIGHTSHIFT, KEY_RIGHTALT, KEY_RESERVED,
/* 16-23 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_A, KEY_B, KEY_C, KEY_D, /* 16-23 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_A, KEY_B, KEY_C, KEY_D,
@ -64,9 +72,9 @@ static const unsigned char px_kbd_keycode[256] = {
/* 56-63 */ KEY_ENTER, KEY_ESC, KEY_BACKSPACE, KEY_TAB, KEY_SPACE, KEY_MINUS, KEY_EQUAL, KEY_LEFTBRACE, /* 56-63 */ KEY_ENTER, KEY_ESC, KEY_BACKSPACE, KEY_TAB, KEY_SPACE, KEY_MINUS, KEY_EQUAL, KEY_LEFTBRACE,
/* END 04 */ /* END 04 */
/* BEGIN 05 */ /* BEGIN 05 - Function Keys */
/* 64-71 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 64-71 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 72-79 */ KEY_RIGHTBRACE, KEY_BACKSLASH, KEY_BACKSLASH, KEY_SEMICOLON, KEY_APOSTROPHE, KEY_GRAVE, KEY_COMMA, KEY_DOT, /* 72-79 */ KEY_RIGHTBRACE, KEY_BACKSLASH, AZ_KEY_CONTESTED, KEY_SEMICOLON, KEY_APOSTROPHE, KEY_GRAVE, KEY_COMMA, KEY_DOT,
/* 80-87 */ KEY_SLASH, KEY_CAPSLOCK, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, /* 80-87 */ KEY_SLASH, KEY_CAPSLOCK, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6,
/* 88-95 */ KEY_F7, KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_F12, KEY_SYSRQ, KEY_SCROLLLOCK, /* 88-95 */ KEY_F7, KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_F12, KEY_SYSRQ, KEY_SCROLLLOCK,
/* 96-103 */ KEY_PAUSE, KEY_INSERT, KEY_HOME, KEY_PAGEUP, KEY_DELETE, KEY_END, KEY_PAGEDOWN, KEY_RIGHT, /* 96-103 */ KEY_PAUSE, KEY_INSERT, KEY_HOME, KEY_PAGEUP, KEY_DELETE, KEY_END, KEY_PAGEDOWN, KEY_RIGHT,
@ -75,7 +83,7 @@ static const unsigned char px_kbd_keycode[256] = {
/* 120-127 */ KEY_KP8, KEY_KP9, KEY_KP0, KEY_KPDOT, KEY_102ND, KEY_MENU, KEY_RESERVED, KEY_RESERVED, /* 120-127 */ KEY_KP8, KEY_KP9, KEY_KP0, KEY_KPDOT, KEY_102ND, KEY_MENU, KEY_RESERVED, KEY_RESERVED,
/* END 05 */ /* END 05 */
/* 01 */ /* BEGIN 01 - Volume Keys */
/* 128-135 */ KEY_VOLUMEDOWN, KEY_VOLUMEUP, KEY_MEDIA, KEY_MUTE, KEY_PAUSE, KEY_PREVIOUSSONG, KEY_PLAYPAUSE, KEY_NEXTSONG, /* 128-135 */ KEY_VOLUMEDOWN, KEY_VOLUMEUP, KEY_MEDIA, KEY_MUTE, KEY_PAUSE, KEY_PREVIOUSSONG, KEY_PLAYPAUSE, KEY_NEXTSONG,
/* 136-143 */ KEY_MAIL, KEY_HOMEPAGE, KEY_CALC, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 136-143 */ KEY_MAIL, KEY_HOMEPAGE, KEY_CALC, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 144-151 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 144-151 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
@ -84,8 +92,9 @@ static const unsigned char px_kbd_keycode[256] = {
/* 168-175 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 168-175 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 176-183 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 176-183 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 184-191 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 184-191 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* END 01 */
/* BEGIN 06 */ /* BEGIN 06 - Other (unknown) Keys */
/* 192-199 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 192-199 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 200-207 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 200-207 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
/* 208-215 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, /* 208-215 */ KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
@ -126,7 +135,10 @@ static const unsigned char px_kbd_keycode[256] = {
struct usb_kbd { struct usb_kbd {
struct input_dev *dev; struct input_dev *dev;
struct usb_device *usbdev; struct usb_device *usbdev;
unsigned char old[8]; unsigned char old_01[8];
unsigned char old_04[8];
unsigned char old_05[8];
unsigned char old_06[8];
struct urb *irq, *led; struct urb *irq, *led;
unsigned char newleds; unsigned char newleds;
char name[128]; char name[128];
@ -143,6 +155,7 @@ static void usb_kbd_irq(struct urb *urb)
{ {
struct usb_kbd *kbd = urb->context; struct usb_kbd *kbd = urb->context;
int i, j, offset; int i, j, offset;
unsigned char modified_mask;
switch (urb->status) { switch (urb->status) {
case 0: /* success */ case 0: /* success */
@ -180,97 +193,118 @@ static void usb_kbd_irq(struct urb *urb)
printk("\n"); printk("\n");
*/ */
// First byte allows us to switch between volume (01), regular (04), function (05) and other (06)
if (kbd->new[0] == 1) { // keys
// Other 7 bytes are used to identify the correct key code
if (kbd->new[0] == 1) { // Handle Volume Keys
// volume down // volume down
if (kbd->new[1] == 234 && kbd->old[1] != 234) if (kbd->new[1] == 234 && kbd->old_01[1] != 234)
input_report_key(kbd->dev, px_kbd_keycode[128], 1); input_report_key(kbd->dev, px_kbd_keycode[128], 1);
if (kbd->old[1] == 234 && kbd->new[1] != 234) if (kbd->old_01[1] == 234 && kbd->new[1] != 234)
input_report_key(kbd->dev, px_kbd_keycode[128], 0); input_report_key(kbd->dev, px_kbd_keycode[128], 0);
// volume up // volume up
if (kbd->new[1] == 233 && kbd->old[1] != 233) if (kbd->new[1] == 233 && kbd->old_01[1] != 233)
input_report_key(kbd->dev, px_kbd_keycode[129], 1); input_report_key(kbd->dev, px_kbd_keycode[129], 1);
if (kbd->old[1] == 233 && kbd->new[1] != 233) if (kbd->old_01[1] == 233 && kbd->new[1] != 233)
input_report_key(kbd->dev, px_kbd_keycode[129], 0); input_report_key(kbd->dev, px_kbd_keycode[129], 0);
// Media // Media
if (kbd->new[1] == 131 && kbd->old[1] != 131) if (kbd->new[1] == 131 && kbd->old_01[1] != 131)
input_report_key(kbd->dev, px_kbd_keycode[130], 1); input_report_key(kbd->dev, px_kbd_keycode[130], 1);
if (kbd->old[1] == 131 && kbd->new[1] != 131) if (kbd->old_01[1] == 131 && kbd->new[1] != 131)
input_report_key(kbd->dev, px_kbd_keycode[130], 0); input_report_key(kbd->dev, px_kbd_keycode[130], 0);
// Mute // Mute
if (kbd->new[1] == 226 && kbd->old[1] != 226) if (kbd->new[1] == 226 && kbd->old_01[1] != 226)
input_report_key(kbd->dev, px_kbd_keycode[131], 1); input_report_key(kbd->dev, px_kbd_keycode[131], 1);
if (kbd->old[1] == 226 && kbd->new[1] != 226) if (kbd->old_01[1] == 226 && kbd->new[1] != 226)
input_report_key(kbd->dev, px_kbd_keycode[131], 0); input_report_key(kbd->dev, px_kbd_keycode[131], 0);
// Stop // Stop
if (kbd->new[1] == 183 && kbd->old[1] != 183) if (kbd->new[1] == 183 && kbd->old_01[1] != 183)
input_report_key(kbd->dev, px_kbd_keycode[132], 1); input_report_key(kbd->dev, px_kbd_keycode[132], 1);
if (kbd->old[1] == 183 && kbd->new[1] != 183) if (kbd->old_01[1] == 183 && kbd->new[1] != 183)
input_report_key(kbd->dev, px_kbd_keycode[132], 0); input_report_key(kbd->dev, px_kbd_keycode[132], 0);
// Prev Song // Prev Song
if (kbd->new[1] == 182 && kbd->old[1] != 182) if (kbd->new[1] == 182 && kbd->old_01[1] != 182)
input_report_key(kbd->dev, px_kbd_keycode[133], 1); input_report_key(kbd->dev, px_kbd_keycode[133], 1);
if (kbd->old[1] == 182 && kbd->new[1] != 182) if (kbd->old_01[1] == 182 && kbd->new[1] != 182)
input_report_key(kbd->dev, px_kbd_keycode[133], 0); input_report_key(kbd->dev, px_kbd_keycode[133], 0);
// Play/Pause // Play/Pause
if (kbd->new[1] == 205 && kbd->old[1] != 205) if (kbd->new[1] == 205 && kbd->old_01[1] != 205)
input_report_key(kbd->dev, px_kbd_keycode[134], 1); input_report_key(kbd->dev, px_kbd_keycode[134], 1);
if (kbd->old[1] == 205 && kbd->new[1] != 205) if (kbd->old_01[1] == 205 && kbd->new[1] != 205)
input_report_key(kbd->dev, px_kbd_keycode[134], 0); input_report_key(kbd->dev, px_kbd_keycode[134], 0);
// Next Song // Next Song
if (kbd->new[1] == 181 && kbd->old[1] != 181) if (kbd->new[1] == 181 && kbd->old_01[1] != 181)
input_report_key(kbd->dev, px_kbd_keycode[135], 1); input_report_key(kbd->dev, px_kbd_keycode[135], 1);
if (kbd->old[1] == 181 && kbd->new[1] != 181) if (kbd->old_01[1] == 181 && kbd->new[1] != 181)
input_report_key(kbd->dev, px_kbd_keycode[135], 0); input_report_key(kbd->dev, px_kbd_keycode[135], 0);
// Mail // Mail
if (kbd->new[1] == 138 && kbd->old[1] != 138) if (kbd->new[1] == 138 && kbd->old_01[1] != 138)
input_report_key(kbd->dev, px_kbd_keycode[136], 1); input_report_key(kbd->dev, px_kbd_keycode[136], 1);
if (kbd->old[1] == 138 && kbd->new[1] != 138) if (kbd->old_01[1] == 138 && kbd->new[1] != 138)
input_report_key(kbd->dev, px_kbd_keycode[136], 0); input_report_key(kbd->dev, px_kbd_keycode[136], 0);
// Homepage // Homepage
if (kbd->new[1] == 35 && kbd->old[1] != 35) if (kbd->new[1] == 35 && kbd->old_01[1] != 35)
input_report_key(kbd->dev, px_kbd_keycode[137], 1); input_report_key(kbd->dev, px_kbd_keycode[137], 1);
if (kbd->old[1] == 35 && kbd->new[1] != 35) if (kbd->old_01[1] == 35 && kbd->new[1] != 35)
input_report_key(kbd->dev, px_kbd_keycode[137], 0); input_report_key(kbd->dev, px_kbd_keycode[137], 0);
// Calc // Calc
if (kbd->new[1] == 146 && kbd->old[1] != 146) if (kbd->new[1] == 146 && kbd->old_01[1] != 146)
input_report_key(kbd->dev, px_kbd_keycode[138], 1); input_report_key(kbd->dev, px_kbd_keycode[138], 1);
if (kbd->old[1] == 146 && kbd->new[1] != 146) if (kbd->old_01[1] == 146 && kbd->new[1] != 146)
input_report_key(kbd->dev, px_kbd_keycode[138], 0); input_report_key(kbd->dev, px_kbd_keycode[138], 0);
} else if (kbd->new[0] == 4) { } else if (kbd->new[0] == 4) { // Handle Regular Keys
for (j = 1; j < 8; j++) { for (j = 1; j < 8; j++) {
offset = j * 8; offset = j * 8;
for (i = 0; i < 8; i++) modified_mask = kbd->new[j] ^ kbd->old_04[j];
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] >> i) & 1); kbd->old_04[j] = kbd->new[j];
for (i = 0; i < 8; i++) {
if (modified_mask & 1) {
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] & 1));
}
modified_mask >>= 1;
kbd->new[j] >>= 1;
}
} }
} else if (kbd->new[0] == 5) { } else if (kbd->new[0] == 5) { // Handle Function Keys
for (j = 1; j < 8; j++) { for (j = 1; j < 8; j++) {
offset = (j * 8) + 64; offset = (j * 8) + 64;
for (i = 0; i < 8; i++) modified_mask = kbd->new[j] ^ kbd->old_05[j];
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] >> i) & 1); kbd->old_05[j] = kbd->new[j];
for (i = 0; i < 8; i++) {
if (modified_mask & 1) {
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] & 1));
}
modified_mask >>= 1;
kbd->new[j] >>= 1;
}
} }
} else if (kbd->new[0] == 6) { } else if (kbd->new[0] == 6) { // Handle other Keys
for (j = 1; j < 8; j++) { for (j = 1; j < 8; j++) {
offset = (j * 8) + 192; offset = (j * 8) + 192;
for (i = 0; i < 8; i++) modified_mask = kbd->new[j] ^ kbd->old_06[j];
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] >> i) & 1); kbd->old_06[j] = kbd->new[j];
for (i = 0; i < 8; i++) {
if (modified_mask & 1) {
input_report_key(kbd->dev, px_kbd_keycode[offset + i], (kbd->new[j] & 1));
}
modified_mask >>= 1;
kbd->new[j] >>= 1;
}
} }
} }
input_sync(kbd->dev); input_sync(kbd->dev);
memcpy(kbd->old, kbd->new, 8);
resubmit: resubmit:
i = usb_submit_urb (urb, GFP_ATOMIC); i = usb_submit_urb (urb, GFP_ATOMIC);
if (i) if (i)
@ -286,8 +320,10 @@ static int usb_kbd_event(struct input_dev *dev, unsigned int type, unsigned int
if (type != EV_LED) if (type != EV_LED)
return -1; return -1;
kbd->newleds = (!!test_bit(LED_KANA, dev->led) << 3) | (!!test_bit(LED_COMPOSE, dev->led) << 3) | kbd->newleds = (!!test_bit(LED_KANA, dev->led) << 3) |
(!!test_bit(LED_SCROLLL, dev->led) << 2) | (!!test_bit(LED_CAPSL, dev->led) << 1) | (!!test_bit(LED_COMPOSE, dev->led) << 3) |
(!!test_bit(LED_SCROLLL, dev->led) << 2) |
(!!test_bit(LED_CAPSL, dev->led) << 1) |
(!!test_bit(LED_NUML, dev->led)); (!!test_bit(LED_NUML, dev->led));
if (kbd->led->status == -EINPROGRESS) if (kbd->led->status == -EINPROGRESS)
@ -342,15 +378,20 @@ static void usb_kbd_close(struct input_dev *dev)
static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd) static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd)
{ {
if (!(kbd->irq = usb_alloc_urb(0, GFP_KERNEL))) kbd->irq = usb_alloc_urb(0, GFP_KERNEL);
if (!kbd->irq)
return -1; return -1;
if (!(kbd->led = usb_alloc_urb(0, GFP_KERNEL))) kbd->led = usb_alloc_urb(0, GFP_KERNEL);
if (!kbd->led)
return -1; return -1;
if (!(kbd->new = usb_alloc_coherent(dev, 8, GFP_ATOMIC, &kbd->new_dma))) kbd->new = usb_alloc_coherent(dev, 8, GFP_ATOMIC, &kbd->new_dma);
if (!kbd->new)
return -1; return -1;
if (!(kbd->cr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL))) kbd->cr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
if (!kbd->cr)
return -1; return -1;
if (!(kbd->leds = usb_alloc_coherent(dev, 1, GFP_ATOMIC, &kbd->leds_dma))) kbd->leds = usb_alloc_coherent(dev, 1, GFP_ATOMIC, &kbd->leds_dma);
if (!kbd->leds)
return -1; return -1;
return 0; return 0;
@ -448,8 +489,8 @@ static int usb_kbd_probe(struct usb_interface *iface, const struct usb_device_id
kbd->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE; kbd->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE;
kbd->cr->bRequest = 0x09; kbd->cr->bRequest = 0x09;
kbd->cr->wValue = cpu_to_le16(0x200); kbd->cr->wValue = cpu_to_le16(0x200);
//kbd->cr->wIndex = cpu_to_le16(interface->desc.bInterfaceNumber); kbd->cr->wIndex = cpu_to_le16(interface->desc.bInterfaceNumber);
kbd->cr->wIndex = cpu_to_le16(0); //kbd->cr->wIndex = cpu_to_le16(0);
kbd->cr->wLength = cpu_to_le16(1); kbd->cr->wLength = cpu_to_le16(1);
usb_fill_control_urb(kbd->led, dev, usb_sndctrlpipe(dev, 0), usb_fill_control_urb(kbd->led, dev, usb_sndctrlpipe(dev, 0),
@ -495,18 +536,20 @@ static struct usb_device_id usb_kbd_id_table [] = {
MODULE_DEVICE_TABLE (usb, usb_kbd_id_table); MODULE_DEVICE_TABLE (usb, usb_kbd_id_table);
static struct usb_driver usb_kbd_driver = { static struct usb_driver usb_kbd_driver = {
.name = "perixxkbd", .name = "perixxkbd",
.probe = usb_kbd_probe, .probe = usb_kbd_probe,
.disconnect = usb_kbd_disconnect, .disconnect = usb_kbd_disconnect,
.id_table = usb_kbd_id_table, .id_table = usb_kbd_id_table,
}; };
static int __init usb_kbd_init(void) static int __init usb_kbd_init(void)
{ {
int result = usb_register(&usb_kbd_driver); int result = usb_register(&usb_kbd_driver);
if (result == 0) if (result == 0)
printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
DRIVER_DESC "\n"); DRIVER_DESC "\n");
return result; return result;
} }