diff options
Diffstat (limited to 'drivers/hid/usbhid/hid-core.c')
-rw-r--r-- | drivers/hid/usbhid/hid-core.c | 463 |
1 files changed, 230 insertions, 233 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index 27fe4d8..1d3b8a3 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -44,8 +44,6 @@ #define DRIVER_DESC "USB HID core driver" #define DRIVER_LICENSE "GPL" -static char *hid_types[] = {"Device", "Pointer", "Mouse", "Device", "Joystick", - "Gamepad", "Keyboard", "Keypad", "Multi-Axis Controller"}; /* * Module parameters. */ @@ -61,12 +59,6 @@ MODULE_PARM_DESC(quirks, "Add/modify USB HID quirks by specifying " " quirks=vendorID:productID:quirks" " where vendorID, productID, and quirks are all in" " 0x-prefixed hex"); -static char *rdesc_quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL }; -module_param_array_named(rdesc_quirks, rdesc_quirks_param, charp, NULL, 0444); -MODULE_PARM_DESC(rdesc_quirks, "Add/modify report descriptor quirks by specifying " - " rdesc_quirks=vendorID:productID:rdesc_quirks" - " where vendorID, productID, and rdesc_quirks are all in" - " 0x-prefixed hex"); /* * Input submission and I/O error handler. */ @@ -197,31 +189,32 @@ static void hid_irq_in(struct urb *urb) int status; switch (urb->status) { - case 0: /* success */ - usbhid->retry_delay = 0; - hid_input_report(urb->context, HID_INPUT_REPORT, - urb->transfer_buffer, - urb->actual_length, 1); - break; - case -EPIPE: /* stall */ - clear_bit(HID_IN_RUNNING, &usbhid->iofl); - set_bit(HID_CLEAR_HALT, &usbhid->iofl); - schedule_work(&usbhid->reset_work); - return; - case -ECONNRESET: /* unlink */ - case -ENOENT: - case -ESHUTDOWN: /* unplug */ - clear_bit(HID_IN_RUNNING, &usbhid->iofl); - return; - case -EILSEQ: /* protocol error or unplug */ - case -EPROTO: /* protocol error or unplug */ - case -ETIME: /* protocol error or unplug */ - case -ETIMEDOUT: /* Should never happen, but... */ - clear_bit(HID_IN_RUNNING, &usbhid->iofl); - hid_io_error(hid); - return; - default: /* error */ - warn("input irq status %d received", urb->status); + case 0: /* success */ + usbhid->retry_delay = 0; + hid_input_report(urb->context, HID_INPUT_REPORT, + urb->transfer_buffer, + urb->actual_length, 1); + break; + case -EPIPE: /* stall */ + clear_bit(HID_IN_RUNNING, &usbhid->iofl); + set_bit(HID_CLEAR_HALT, &usbhid->iofl); + schedule_work(&usbhid->reset_work); + return; + case -ECONNRESET: /* unlink */ + case -ENOENT: + case -ESHUTDOWN: /* unplug */ + clear_bit(HID_IN_RUNNING, &usbhid->iofl); + return; + case -EILSEQ: /* protocol error or unplug */ + case -EPROTO: /* protocol error or unplug */ + case -ETIME: /* protocol error or unplug */ + case -ETIMEDOUT: /* Should never happen, but... */ + clear_bit(HID_IN_RUNNING, &usbhid->iofl); + hid_io_error(hid); + return; + default: /* error */ + dev_warn(&urb->dev->dev, "input irq status %d " + "received\n", urb->status); } status = usb_submit_urb(urb, GFP_ATOMIC); @@ -240,13 +233,16 @@ static void hid_irq_in(struct urb *urb) static int hid_submit_out(struct hid_device *hid) { struct hid_report *report; + char *raw_report; struct usbhid_device *usbhid = hid->driver_data; - report = usbhid->out[usbhid->outtail]; + report = usbhid->out[usbhid->outtail].report; + raw_report = usbhid->out[usbhid->outtail].raw_report; - hid_output_report(report, usbhid->outbuf); usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0); usbhid->urbout->dev = hid_to_usb_dev(hid); + memcpy(usbhid->outbuf, raw_report, usbhid->urbout->transfer_buffer_length); + kfree(raw_report); dbg_hid("submitting out urb\n"); @@ -262,17 +258,20 @@ static int hid_submit_ctrl(struct hid_device *hid) { struct hid_report *report; unsigned char dir; + char *raw_report; int len; struct usbhid_device *usbhid = hid->driver_data; report = usbhid->ctrl[usbhid->ctrltail].report; + raw_report = usbhid->ctrl[usbhid->ctrltail].raw_report; dir = usbhid->ctrl[usbhid->ctrltail].dir; len = ((report->size - 1) >> 3) + 1 + (report->id > 0); if (dir == USB_DIR_OUT) { - hid_output_report(report, usbhid->ctrlbuf); usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0); usbhid->urbctrl->transfer_buffer_length = len; + memcpy(usbhid->ctrlbuf, raw_report, len); + kfree(raw_report); } else { int maxpacket, padlen; @@ -319,17 +318,18 @@ static void hid_irq_out(struct urb *urb) int unplug = 0; switch (urb->status) { - case 0: /* success */ - break; - case -ESHUTDOWN: /* unplug */ - unplug = 1; - case -EILSEQ: /* protocol error or unplug */ - case -EPROTO: /* protocol error or unplug */ - case -ECONNRESET: /* unlink */ - case -ENOENT: - break; - default: /* error */ - warn("output irq status %d received", urb->status); + case 0: /* success */ + break; + case -ESHUTDOWN: /* unplug */ + unplug = 1; + case -EILSEQ: /* protocol error or unplug */ + case -EPROTO: /* protocol error or unplug */ + case -ECONNRESET: /* unlink */ + case -ENOENT: + break; + default: /* error */ + dev_warn(&urb->dev->dev, "output irq status %d " + "received\n", urb->status); } spin_lock_irqsave(&usbhid->outlock, flags); @@ -367,21 +367,23 @@ static void hid_ctrl(struct urb *urb) spin_lock_irqsave(&usbhid->ctrllock, flags); switch (urb->status) { - case 0: /* success */ - if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN) - hid_input_report(urb->context, usbhid->ctrl[usbhid->ctrltail].report->type, - urb->transfer_buffer, urb->actual_length, 0); - break; - case -ESHUTDOWN: /* unplug */ - unplug = 1; - case -EILSEQ: /* protocol error or unplug */ - case -EPROTO: /* protocol error or unplug */ - case -ECONNRESET: /* unlink */ - case -ENOENT: - case -EPIPE: /* report not available */ - break; - default: /* error */ - warn("ctrl urb status %d received", urb->status); + case 0: /* success */ + if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN) + hid_input_report(urb->context, + usbhid->ctrl[usbhid->ctrltail].report->type, + urb->transfer_buffer, urb->actual_length, 0); + break; + case -ESHUTDOWN: /* unplug */ + unplug = 1; + case -EILSEQ: /* protocol error or unplug */ + case -EPROTO: /* protocol error or unplug */ + case -ECONNRESET: /* unlink */ + case -ENOENT: + case -EPIPE: /* report not available */ + break; + default: /* error */ + dev_warn(&urb->dev->dev, "ctrl urb status %d " + "received\n", urb->status); } if (unplug) @@ -408,6 +410,7 @@ void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, uns int head; unsigned long flags; struct usbhid_device *usbhid = hid->driver_data; + int len = ((report->size - 1) >> 3) + 1 + (report->id > 0); if ((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN) return; @@ -418,11 +421,18 @@ void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, uns if ((head = (usbhid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == usbhid->outtail) { spin_unlock_irqrestore(&usbhid->outlock, flags); - warn("output queue full"); + dev_warn(&hid->dev, "output queue full\n"); return; } - usbhid->out[usbhid->outhead] = report; + usbhid->out[usbhid->outhead].raw_report = kmalloc(len, GFP_ATOMIC); + if (!usbhid->out[usbhid->outhead].raw_report) { + spin_unlock_irqrestore(&usbhid->outlock, flags); + warn("output queueing failed"); + return; + } + hid_output_report(report, usbhid->out[usbhid->outhead].raw_report); + usbhid->out[usbhid->outhead].report = report; usbhid->outhead = head; if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl)) @@ -437,10 +447,19 @@ void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, uns if ((head = (usbhid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == usbhid->ctrltail) { spin_unlock_irqrestore(&usbhid->ctrllock, flags); - warn("control queue full"); + dev_warn(&hid->dev, "control queue full\n"); return; } + if (dir == USB_DIR_OUT) { + usbhid->ctrl[usbhid->ctrlhead].raw_report = kmalloc(len, GFP_ATOMIC); + if (!usbhid->ctrl[usbhid->ctrlhead].raw_report) { + spin_unlock_irqrestore(&usbhid->ctrllock, flags); + warn("control queueing failed"); + return; + } + hid_output_report(report, usbhid->ctrl[usbhid->ctrlhead].raw_report); + } usbhid->ctrl[usbhid->ctrlhead].report = report; usbhid->ctrl[usbhid->ctrlhead].dir = dir; usbhid->ctrlhead = head; @@ -451,6 +470,7 @@ void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, uns spin_unlock_irqrestore(&usbhid->ctrllock, flags); } +EXPORT_SYMBOL_GPL(usbhid_submit_report); static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { @@ -465,7 +485,7 @@ static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, un return -1; if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) { - warn("event field not found"); + dev_warn(&dev->dev, "event field not found\n"); return -1; } @@ -568,7 +588,7 @@ void usbhid_init_reports(struct hid_device *hid) } if (err) - warn("timeout initializing reports"); + dev_warn(&hid->dev, "timeout initializing reports\n"); } /* @@ -598,7 +618,7 @@ static int hid_find_field_early(struct hid_device *hid, unsigned int page, return -1; } -static void usbhid_set_leds(struct hid_device *hid) +void usbhid_set_leds(struct hid_device *hid) { struct hid_field *field; int offset; @@ -608,6 +628,7 @@ static void usbhid_set_leds(struct hid_device *hid) usbhid_submit_report(hid, field->report, USB_DIR_OUT); } } +EXPORT_SYMBOL_GPL(usbhid_set_leds); /* * Traverse the supplied list of reports and find the longest @@ -675,43 +696,16 @@ static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid) usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma); } -/* - * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller - * to "operational". Without this, the ps3 controller will not report any - * events. - */ -static void hid_fixup_sony_ps3_controller(struct usb_device *dev, int ifnum) -{ - int result; - char *buf = kmalloc(18, GFP_KERNEL); - - if (!buf) - return; - - result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), - HID_REQ_GET_REPORT, - USB_DIR_IN | USB_TYPE_CLASS | - USB_RECIP_INTERFACE, - (3 << 8) | 0xf2, ifnum, buf, 17, - USB_CTRL_GET_TIMEOUT); - - if (result < 0) - err_hid("%s failed: %d\n", __func__, result); - - kfree(buf); -} - -static struct hid_device *usb_hid_configure(struct usb_interface *intf) +static int usbhid_parse(struct hid_device *hid) { + struct usb_interface *intf = to_usb_interface(hid->dev.parent); struct usb_host_interface *interface = intf->cur_altsetting; struct usb_device *dev = interface_to_usbdev (intf); struct hid_descriptor *hdesc; - struct hid_device *hid; u32 quirks = 0; - unsigned int insize = 0, rsize = 0; + unsigned int rsize = 0; char *rdesc; - int n, len; - struct usbhid_device *usbhid; + int ret, n; quirks = usbhid_lookup_quirk(le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct)); @@ -724,63 +718,75 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) quirks |= HID_QUIRK_NOGET; } - if (quirks & HID_QUIRK_IGNORE) - return NULL; - - if ((quirks & HID_QUIRK_IGNORE_MOUSE) && - (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE)) - return NULL; - - if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) && (!interface->desc.bNumEndpoints || usb_get_extra_descriptor(&interface->endpoint[0], HID_DT_HID, &hdesc))) { dbg_hid("class descriptor not present\n"); - return NULL; + return -ENODEV; } + hid->version = le16_to_cpu(hdesc->bcdHID); + hid->country = hdesc->bCountryCode; + for (n = 0; n < hdesc->bNumDescriptors; n++) if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT) rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength); if (!rsize || rsize > HID_MAX_DESCRIPTOR_SIZE) { dbg_hid("weird size of report descriptor (%u)\n", rsize); - return NULL; + return -EINVAL; } if (!(rdesc = kmalloc(rsize, GFP_KERNEL))) { dbg_hid("couldn't allocate rdesc memory\n"); - return NULL; + return -ENOMEM; } hid_set_idle(dev, interface->desc.bInterfaceNumber, 0, 0); - if ((n = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, HID_DT_REPORT, rdesc, rsize)) < 0) { + ret = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, + HID_DT_REPORT, rdesc, rsize); + if (ret < 0) { dbg_hid("reading report descriptor failed\n"); kfree(rdesc); - return NULL; + goto err; } - usbhid_fixup_report_descriptor(le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct), rdesc, - rsize, rdesc_quirks_param); - dbg_hid("report descriptor (size %u, read %d) = ", rsize, n); for (n = 0; n < rsize; n++) dbg_hid_line(" %02x", (unsigned char) rdesc[n]); dbg_hid_line("\n"); - if (!(hid = hid_parse_report(rdesc, n))) { + ret = hid_parse_report(hid, rdesc, rsize); + kfree(rdesc); + if (ret) { dbg_hid("parsing report descriptor failed\n"); - kfree(rdesc); - return NULL; + goto err; } - kfree(rdesc); hid->quirks = quirks; - if (!(usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL))) - goto fail_no_usbhid; + return 0; +err: + return ret; +} + +static int usbhid_start(struct hid_device *hid) +{ + struct usb_interface *intf = to_usb_interface(hid->dev.parent); + struct usb_host_interface *interface = intf->cur_altsetting; + struct usb_device *dev = interface_to_usbdev(intf); + struct usbhid_device *usbhid; + unsigned int n, insize = 0; + int ret; + + WARN_ON(hid->driver_data); + + usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL); + if (usbhid == NULL) { + ret = -ENOMEM; + goto err; + } hid->driver_data = usbhid; usbhid->hid = hid; @@ -799,28 +805,11 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) insize = HID_MAX_BUFFER_SIZE; if (hid_alloc_buffers(dev, hid)) { - hid_free_buffers(dev, hid); + ret = -ENOMEM; goto fail; } - hid->name[0] = 0; - - if (dev->manufacturer) - strlcpy(hid->name, dev->manufacturer, sizeof(hid->name)); - - if (dev->product) { - if (dev->manufacturer) - strlcat(hid->name, " ", sizeof(hid->name)); - strlcat(hid->name, dev->product, sizeof(hid->name)); - } - - if (!strlen(hid->name)) - snprintf(hid->name, sizeof(hid->name), "HID %04x:%04x", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct)); - for (n = 0; n < interface->desc.bNumEndpoints; n++) { - struct usb_endpoint_descriptor *endpoint; int pipe; int interval; @@ -832,7 +821,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) interval = endpoint->bInterval; /* Some vendors give fullspeed interval on highspeed devides */ - if (quirks & HID_QUIRK_FULLSPEED_INTERVAL && + if (hid->quirks & HID_QUIRK_FULLSPEED_INTERVAL && dev->speed == USB_SPEED_HIGH) { interval = fls(endpoint->bInterval*8); printk(KERN_INFO "%s: Fixing fullspeed to highspeed interval: %d -> %d\n", @@ -843,6 +832,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0) interval = hid_mousepoll_interval; + ret = -ENOMEM; if (usb_endpoint_dir_in(endpoint)) { if (usbhid->urbin) continue; @@ -868,6 +858,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) if (!usbhid->urbin) { err_hid("couldn't find an input interrupt endpoint"); + ret = -ENODEV; goto fail; } @@ -879,44 +870,25 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) spin_lock_init(&usbhid->outlock); spin_lock_init(&usbhid->ctrllock); - hid->version = le16_to_cpu(hdesc->bcdHID); - hid->country = hdesc->bCountryCode; - hid->dev = &intf->dev; usbhid->intf = intf; usbhid->ifnum = interface->desc.bInterfaceNumber; - hid->bus = BUS_USB; - hid->vendor = le16_to_cpu(dev->descriptor.idVendor); - hid->product = le16_to_cpu(dev->descriptor.idProduct); - - usb_make_path(dev, hid->phys, sizeof(hid->phys)); - strlcat(hid->phys, "/input", sizeof(hid->phys)); - len = strlen(hid->phys); - if (len < sizeof(hid->phys) - 1) - snprintf(hid->phys + len, sizeof(hid->phys) - len, - "%d", intf->altsetting[0].desc.bInterfaceNumber); - - if (usb_string(dev, dev->descriptor.iSerialNumber, hid->uniq, 64) <= 0) - hid->uniq[0] = 0; - usbhid->urbctrl = usb_alloc_urb(0, GFP_KERNEL); - if (!usbhid->urbctrl) + if (!usbhid->urbctrl) { + ret = -ENOMEM; goto fail; + } usb_fill_control_urb(usbhid->urbctrl, dev, 0, (void *) usbhid->cr, usbhid->ctrlbuf, 1, hid_ctrl, hid); usbhid->urbctrl->setup_dma = usbhid->cr_dma; usbhid->urbctrl->transfer_dma = usbhid->ctrlbuf_dma; usbhid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP); - hid->hidinput_input_event = usb_hidinput_input_event; - hid->hid_open = usbhid_open; - hid->hid_close = usbhid_close; -#ifdef CONFIG_USB_HIDDEV - hid->hiddev_hid_event = hiddev_hid_event; - hid->hiddev_report_event = hiddev_report_event; -#endif - hid->hid_output_raw_report = usbhid_output_raw_report; - return hid; + + usbhid_init_reports(hid); + hid_dump_device(hid); + + return 0; fail: usb_free_urb(usbhid->urbin); @@ -924,24 +896,18 @@ fail: usb_free_urb(usbhid->urbctrl); hid_free_buffers(dev, hid); kfree(usbhid); -fail_no_usbhid: - hid_free_device(hid); - - return NULL; +err: + return ret; } -static void hid_disconnect(struct usb_interface *intf) +static void usbhid_stop(struct hid_device *hid) { - struct hid_device *hid = usb_get_intfdata (intf); - struct usbhid_device *usbhid; + struct usbhid_device *usbhid = hid->driver_data; - if (!hid) + if (WARN_ON(!usbhid)) return; - usbhid = hid->driver_data; - spin_lock_irq(&usbhid->inlock); /* Sync with error handler */ - usb_set_intfdata(intf, NULL); set_bit(HID_DISCONNECTED, &usbhid->iofl); spin_unlock_irq(&usbhid->inlock); usb_kill_urb(usbhid->urbin); @@ -958,86 +924,100 @@ static void hid_disconnect(struct usb_interface *intf) if (hid->claimed & HID_CLAIMED_HIDRAW) hidraw_disconnect(hid); + hid->claimed = 0; + usb_free_urb(usbhid->urbin); usb_free_urb(usbhid->urbctrl); usb_free_urb(usbhid->urbout); hid_free_buffers(hid_to_usb_dev(hid), hid); kfree(usbhid); - hid_free_device(hid); + hid->driver_data = NULL; } +static struct hid_ll_driver usb_hid_driver = { + .parse = usbhid_parse, + .start = usbhid_start, + .stop = usbhid_stop, + .open = usbhid_open, + .close = usbhid_close, + .hidinput_input_event = usb_hidinput_input_event, +}; + static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id) { + struct usb_device *dev = interface_to_usbdev(intf); struct hid_device *hid; - char path[64]; - int i; - char *c; + size_t len; + int ret; dbg_hid("HID probe called for ifnum %d\n", intf->altsetting->desc.bInterfaceNumber); - if (!(hid = usb_hid_configure(intf))) - return -ENODEV; - - usbhid_init_reports(hid); - hid_dump_device(hid); - if (hid->quirks & HID_QUIRK_RESET_LEDS) - usbhid_set_leds(hid); - - if (!hidinput_connect(hid)) - hid->claimed |= HID_CLAIMED_INPUT; - if (!hiddev_connect(hid)) - hid->claimed |= HID_CLAIMED_HIDDEV; - if (!hidraw_connect(hid)) - hid->claimed |= HID_CLAIMED_HIDRAW; + hid = hid_allocate_device(); + if (IS_ERR(hid)) + return PTR_ERR(hid); usb_set_intfdata(intf, hid); + hid->ll_driver = &usb_hid_driver; + hid->hid_output_raw_report = usbhid_output_raw_report; + hid->ff_init = hid_pidff_init; +#ifdef CONFIG_USB_HIDDEV + hid->hiddev_connect = hiddev_connect; + hid->hiddev_hid_event = hiddev_hid_event; + hid->hiddev_report_event = hiddev_report_event; +#endif + hid->dev.parent = &intf->dev; + hid->bus = BUS_USB; + hid->vendor = le16_to_cpu(dev->descriptor.idVendor); + hid->product = le16_to_cpu(dev->descriptor.idProduct); + hid->name[0] = 0; - if (!hid->claimed) { - printk ("HID device claimed by neither input, hiddev nor hidraw\n"); - hid_disconnect(intf); - return -ENODEV; + if (dev->manufacturer) + strlcpy(hid->name, dev->manufacturer, sizeof(hid->name)); + + if (dev->product) { + if (dev->manufacturer) + strlcat(hid->name, " ", sizeof(hid->name)); + strlcat(hid->name, dev->product, sizeof(hid->name)); } - if ((hid->claimed & HID_CLAIMED_INPUT)) - hid_ff_init(hid); + if (!strlen(hid->name)) + snprintf(hid->name, sizeof(hid->name), "HID %04x:%04x", + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); - if (hid->quirks & HID_QUIRK_SONY_PS3_CONTROLLER) - hid_fixup_sony_ps3_controller(interface_to_usbdev(intf), - intf->cur_altsetting->desc.bInterfaceNumber); + usb_make_path(dev, hid->phys, sizeof(hid->phys)); + strlcat(hid->phys, "/input", sizeof(hid->phys)); + len = strlen(hid->phys); + if (len < sizeof(hid->phys) - 1) + snprintf(hid->phys + len, sizeof(hid->phys) - len, + "%d", intf->altsetting[0].desc.bInterfaceNumber); - printk(KERN_INFO); + if (usb_string(dev, dev->descriptor.iSerialNumber, hid->uniq, 64) <= 0) + hid->uniq[0] = 0; - if (hid->claimed & HID_CLAIMED_INPUT) - printk("input"); - if ((hid->claimed & HID_CLAIMED_INPUT) && ((hid->claimed & HID_CLAIMED_HIDDEV) || - hid->claimed & HID_CLAIMED_HIDRAW)) - printk(","); - if (hid->claimed & HID_CLAIMED_HIDDEV) - printk("hiddev%d", hid->minor); - if ((hid->claimed & HID_CLAIMED_INPUT) && (hid->claimed & HID_CLAIMED_HIDDEV) && - (hid->claimed & HID_CLAIMED_HIDRAW)) - printk(","); - if (hid->claimed & HID_CLAIMED_HIDRAW) - printk("hidraw%d", ((struct hidraw*)hid->hidraw)->minor); - - c = "Device"; - for (i = 0; i < hid->maxcollection; i++) { - if (hid->collection[i].type == HID_COLLECTION_APPLICATION && - (hid->collection[i].usage & HID_USAGE_PAGE) == HID_UP_GENDESK && - (hid->collection[i].usage & 0xffff) < ARRAY_SIZE(hid_types)) { - c = hid_types[hid->collection[i].usage & 0xffff]; - break; - } + ret = hid_add_device(hid); + if (ret) { + if (ret != -ENODEV) + dev_err(&intf->dev, "can't add hid device: %d\n", ret); + goto err; } - usb_make_path(interface_to_usbdev(intf), path, 63); + return 0; +err: + hid_destroy_device(hid); + return ret; +} - printk(": USB HID v%x.%02x %s [%s] on %s\n", - hid->version >> 8, hid->version & 0xff, c, hid->name, path); +static void hid_disconnect(struct usb_interface *intf) +{ + struct hid_device *hid = usb_get_intfdata(intf); - return 0; + if (WARN_ON(!hid)) + return; + + hid_destroy_device(hid); } static int hid_suspend(struct usb_interface *intf, pm_message_t message) @@ -1107,9 +1087,22 @@ static struct usb_driver hid_driver = { .supports_autosuspend = 1, }; +static const struct hid_device_id hid_usb_table[] = { + { HID_USB_DEVICE(HID_ANY_ID, HID_ANY_ID) }, + { } +}; + +static struct hid_driver hid_usb_driver = { + .name = "generic-usb", + .id_table = hid_usb_table, +}; + static int __init hid_init(void) { int retval; + retval = hid_register_driver(&hid_usb_driver); + if (retval) + goto hid_register_fail; retval = usbhid_quirks_init(quirks_param); if (retval) goto usbhid_quirks_init_fail; @@ -1119,7 +1112,8 @@ static int __init hid_init(void) retval = usb_register(&hid_driver); if (retval) goto usb_register_fail; - info(DRIVER_VERSION ":" DRIVER_DESC); + printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" + DRIVER_DESC "\n"); return 0; usb_register_fail: @@ -1127,6 +1121,8 @@ usb_register_fail: hiddev_init_fail: usbhid_quirks_exit(); usbhid_quirks_init_fail: + hid_unregister_driver(&hid_usb_driver); +hid_register_fail: return retval; } @@ -1135,6 +1131,7 @@ static void __exit hid_exit(void) usb_deregister(&hid_driver); hiddev_exit(); usbhid_quirks_exit(); + hid_unregister_driver(&hid_usb_driver); } module_init(hid_init); |