" 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.
*/
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]);
{ 0, 0 }
};
-/* Quirks for devices which require report descriptor fixup go here */
-static const struct hid_rdesc_blacklist {
- __u16 idVendor;
- __u16 idProduct;
- __u32 quirks;
-} hid_rdesc_blacklist[] = {
- { 0, 0 }
-};
-
/* Dynamic HID quirks list - specified at runtime */
struct quirks_list_struct {
struct hid_blacklist hid_bl_item;
}
EXPORT_SYMBOL_GPL(usbhid_lookup_quirk);
-
-static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned rsize)
-{
-}
-
-/**
- * usbhid_fixup_report_descriptor: check if report descriptor needs fixup
- *
- * Description:
- * Walks the hid_rdesc_blacklist[] array and checks whether the device
- * is known to have broken report descriptor that needs to be fixed up
- * prior to entering the HID parser
- *
- * Returns: nothing
- */
-void usbhid_fixup_report_descriptor(const u16 idVendor, const u16 idProduct,
- char *rdesc, unsigned rsize, char **quirks_param)
-{
- int n, m;
- u16 paramVendor, paramProduct;
- u32 quirks;
-
- /* static rdesc quirk entries */
- for (n = 0; hid_rdesc_blacklist[n].idVendor; n++)
- if (hid_rdesc_blacklist[n].idVendor == idVendor &&
- hid_rdesc_blacklist[n].idProduct == idProduct)
- __usbhid_fixup_report_descriptor(hid_rdesc_blacklist[n].quirks,
- rdesc, rsize);
-
- /* runtime rdesc quirk entries handling */
- for (n = 0; quirks_param[n] && n < MAX_USBHID_BOOT_QUIRKS; n++) {
- m = sscanf(quirks_param[n], "0x%hx:0x%hx:0x%x",
- ¶mVendor, ¶mProduct, &quirks);
-
- if (m != 3)
- printk(KERN_WARNING
- "Could not parse HID quirk module param %s\n",
- quirks_param[n]);
- else if (paramVendor == idVendor && paramProduct == idProduct)
- __usbhid_fixup_report_descriptor(quirks, rdesc, rsize);
- }
-}
u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct);
int usbhid_quirks_init(char **quirks_param);
void usbhid_quirks_exit(void);
-void usbhid_fixup_report_descriptor(const u16, const u16, char *, unsigned, char **);
#ifdef CONFIG_HID_FF
int hid_ff_init(struct hid_device *hid);