* USB HID support for Linux
*
* Copyright (c) 1999 Andreas Gal
- * Copyright (c) 2000-2001 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
*/
/*
* Version Information
*/
-#define DRIVER_VERSION "v2.01"
+#define DRIVER_VERSION "v2.6"
#define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
#define DRIVER_DESC "USB HID core driver"
#define DRIVER_LICENSE "GPL"
return -1;
}
-static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
+static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt, struct pt_regs *regs)
{
hid_dump_input(usage, value);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_hid_event(hid, field, usage, value, regs);
- if (hid->claimed & HID_CLAIMED_HIDDEV)
+ if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt)
hiddev_hid_event(hid, field, usage, value, regs);
}
* reporting to the layer).
*/
-static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, struct pt_regs *regs)
+static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt, struct pt_regs *regs)
{
unsigned n;
unsigned count = field->report_count;
for (n = 0; n < count; n++) {
if (HID_MAIN_ITEM_VARIABLE & field->flags) {
- hid_process_event(hid, field, &field->usage[n], value[n], regs);
+ hid_process_event(hid, field, &field->usage[n], value[n], interrupt, regs);
continue;
}
if (field->value[n] >= min && field->value[n] <= max
&& field->usage[field->value[n] - min].hid
&& search(value, field->value[n], count))
- hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, regs);
+ hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt, regs);
if (value[n] >= min && value[n] <= max
&& field->usage[value[n] - min].hid
&& search(field->value, value[n], count))
- hid_process_event(hid, field, &field->usage[value[n] - min], 1, regs);
+ hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt, regs);
}
memcpy(field->value, value, count * sizeof(__s32));
kfree(value);
}
-static int hid_input_report(int type, struct urb *urb, struct pt_regs *regs)
+static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_regs *regs)
{
struct hid_device *hid = urb->context;
struct hid_report_enum *report_enum = hid->report_enum + type;
hiddev_report_event(hid, report);
for (n = 0; n < report->maxfield; n++)
- hid_input_field(hid, report->field[n], data, regs);
+ hid_input_field(hid, report->field[n], data, interrupt, regs);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_report_event(hid, report);
switch (urb->status) {
case 0: /* success */
- hid_input_report(HID_INPUT_REPORT, urb, regs);
+ hid_input_report(HID_INPUT_REPORT, urb, 1, regs);
break;
case -ECONNRESET: /* unlink */
case -ENOENT:
if (maxpacket > 0) {
padlen = (len + maxpacket - 1) / maxpacket;
padlen *= maxpacket;
- if (padlen > HID_BUFFER_SIZE)
- padlen = HID_BUFFER_SIZE;
+ if (padlen > hid->bufsize)
+ padlen = hid->bufsize;
} else
padlen = 0;
hid->urbctrl->transfer_buffer_length = padlen;
switch (urb->status) {
case 0: /* success */
+ break;
case -ESHUTDOWN: /* unplug */
case -EILSEQ: /* unplug timeout on uhci */
unplug = 1;
switch (urb->status) {
case 0: /* success */
if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
- hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, regs);
+ hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0, regs);
+ break;
case -ESHUTDOWN: /* unplug */
case -EILSEQ: /* unplug timectrl on uhci */
unplug = 1;
struct hid_report *report;
int err, ret;
- list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list) {
- int size = ((report->size - 1) >> 3) + 1 + hid->report_enum[HID_INPUT_REPORT].numbered;
- if (size > HID_BUFFER_SIZE) size = HID_BUFFER_SIZE;
- if (size > hid->urbin->transfer_buffer_length)
- hid->urbin->transfer_buffer_length = size;
+ list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list)
hid_submit_report(hid, report, USB_DIR_IN);
- }
list_for_each_entry(report, &hid->report_enum[HID_FEATURE_REPORT].report_list, list)
hid_submit_report(hid, report, USB_DIR_IN);
#define USB_VENDOR_ID_A4TECH 0x09da
#define USB_DEVICE_ID_A4TECH_WCP32PU 0x0006
+#define USB_VENDOR_ID_AASHIMA 0x06d6
+#define USB_DEVICE_ID_AASHIMA_GAMEPAD 0x0025
+#define USB_DEVICE_ID_AASHIMA_PREDATOR 0x0026
+
#define USB_VENDOR_ID_CYPRESS 0x04b4
#define USB_DEVICE_ID_CYPRESS_MOUSE 0x0001
#define USB_DEVICE_ID_CYPRESS_HIDCOM 0x5500
+#define USB_DEVICE_ID_CYPRESS_ULTRAMOUSE 0x7417
#define USB_VENDOR_ID_BERKSHIRE 0x0c98
#define USB_DEVICE_ID_BERKSHIRE_PCWD 0x1140
#define USB_DEVICE_ID_VERNIER_CYCLOPS 0x0004
#define USB_VENDOR_ID_LD 0x0f11
-#define USB_DEVICE_ID_CASSY 0x1000
+#define USB_DEVICE_ID_CASSY 0x1000
#define USB_DEVICE_ID_POCKETCASSY 0x1010
#define USB_DEVICE_ID_MOBILECASSY 0x1020
#define USB_DEVICE_ID_JWM 0x1080
#define USB_DEVICE_ID_NETWORKANALYSER 0x2020
#define USB_DEVICE_ID_POWERCONTROL 0x2030
+#define USB_VENDOR_ID_APPLE 0x05ac
+#define USB_DEVICE_ID_APPLE_POWERMOUSE 0x0304
+#define USB_DEVICE_ID_APPLE_BLUETOOTH 0x1000
/*
* Alphabetically sorted blacklist by quirk type.
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_BLUETOOTH, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW24, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW48, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW28, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_USBHUB_KB, HID_QUIRK_NOGET},
{ USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_POWERMOUSE, HID_QUIRK_2WHEEL_POWERMOUSE },
{ USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
{ 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 },
{ USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
{ 0, 0 }
};
+/*
+ * Traverse the supplied list of reports and find the longest
+ */
+static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *max)
+{
+ struct hid_report *report;
+ int size;
+
+ list_for_each_entry(report, &hid->report_enum[type].report_list, list) {
+ size = ((report->size - 1) >> 3) + 1;
+ if (type == HID_INPUT_REPORT && hid->report_enum[type].numbered)
+ size++;
+ if (*max < size)
+ *max = size;
+ }
+}
+
static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
{
- if (!(hid->inbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->inbuf_dma)))
+ if (!(hid->inbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->inbuf_dma)))
return -1;
- if (!(hid->outbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->outbuf_dma)))
+ if (!(hid->outbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->outbuf_dma)))
return -1;
if (!(hid->cr = usb_buffer_alloc(dev, sizeof(*(hid->cr)), SLAB_ATOMIC, &hid->cr_dma)))
return -1;
- if (!(hid->ctrlbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
+ if (!(hid->ctrlbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
return -1;
return 0;
static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
{
if (hid->inbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->inbuf, hid->inbuf_dma);
+ usb_buffer_free(dev, hid->bufsize, hid->inbuf, hid->inbuf_dma);
if (hid->outbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->outbuf, hid->outbuf_dma);
+ usb_buffer_free(dev, hid->bufsize, hid->outbuf, hid->outbuf_dma);
if (hid->cr)
usb_buffer_free(dev, sizeof(*(hid->cr)), hid->cr, hid->cr_dma);
if (hid->ctrlbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->ctrlbuf, hid->ctrlbuf_dma);
+ usb_buffer_free(dev, hid->bufsize, hid->ctrlbuf, hid->ctrlbuf_dma);
}
static struct hid_device *usb_hid_configure(struct usb_interface *intf)
struct hid_device *hid;
unsigned quirks = 0, rsize = 0;
char *buf, *rdesc;
- int n;
+ int n, insize = 0;
for (n = 0; hid_blacklist[n].idVendor; n++)
if ((hid_blacklist[n].idVendor == le16_to_cpu(dev->descriptor.idVendor)) &&
kfree(rdesc);
hid->quirks = quirks;
+ hid->bufsize = HID_MIN_BUFFER_SIZE;
+ hid_find_max_report(hid, HID_INPUT_REPORT, &hid->bufsize);
+ hid_find_max_report(hid, HID_OUTPUT_REPORT, &hid->bufsize);
+ hid_find_max_report(hid, HID_FEATURE_REPORT, &hid->bufsize);
+
+ if (hid->bufsize > HID_MAX_BUFFER_SIZE)
+ hid->bufsize = HID_MAX_BUFFER_SIZE;
+
+ hid_find_max_report(hid, HID_INPUT_REPORT, &insize);
+
+ if (insize > HID_MAX_BUFFER_SIZE)
+ insize = HID_MAX_BUFFER_SIZE;
+
if (hid_alloc_buffers(dev, hid)) {
hid_free_buffers(dev, hid);
goto fail;
if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
goto fail;
pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
- usb_fill_int_urb(hid->urbin, dev, pipe, hid->inbuf, 0,
+ usb_fill_int_urb(hid->urbin, dev, pipe, hid->inbuf, insize,
hid_irq_in, hid, interval);
hid->urbin->transfer_dma = hid->inbuf_dma;
- hid->urbin->transfer_flags |=(URB_NO_TRANSFER_DMA_MAP | URB_ASYNC_UNLINK);
+ hid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
} else {
if (hid->urbout)
continue;
usb_fill_int_urb(hid->urbout, dev, pipe, hid->outbuf, 0,
hid_irq_out, hid, interval);
hid->urbout->transfer_dma = hid->outbuf_dma;
- hid->urbout->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_ASYNC_UNLINK);
+ hid->urbout->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
}
}
hid->ctrlbuf, 1, hid_ctrl, hid);
hid->urbctrl->setup_dma = hid->cr_dma;
hid->urbctrl->transfer_dma = hid->ctrlbuf_dma;
- hid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP | URB_ASYNC_UNLINK);
+ hid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
return hid;
projects / powerpc.git / blobdiff