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authorPaul Walmsley <paul@booyaka.com>2007-04-19 14:56:12 +0200
committerJiri Kosina <jkosina@suse.cz>2007-04-19 14:56:12 +0200
commit876b9276b993723f7a74d55b3b49b9186f05d09d (patch)
treec63653a1a13206f3f37007e334cb9054c05c4807 /drivers/hid/usbhid/hid-core.c
parent8cef908235bcac898a4f4ccc50c781e08022a579 (diff)
USB HID: add 'quirks' module parameter
Add a 'quirks' module parameter for the usbhid module, so users can add or modify quirks at module load time. Signed-off-by: Paul Walmsley <paul@booyaka.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/usbhid/hid-core.c')
-rw-r--r--drivers/hid/usbhid/hid-core.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index bf118c05a62..91d610358d5 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -53,6 +53,13 @@ static unsigned int hid_mousepoll_interval;
module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
+/* Quirks specified at module load time */
+static char *quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL };
+module_param_array_named(quirks, quirks_param, charp, NULL, 0444);
+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");
/*
* Input submission and I/O error handler.
*/
@@ -1072,6 +1079,9 @@ static struct usb_driver hid_driver = {
static int __init hid_init(void)
{
int retval;
+ retval = usbhid_quirks_init(quirks_param);
+ if (retval)
+ goto usbhid_quirks_init_fail;
retval = hiddev_init();
if (retval)
goto hiddev_init_fail;
@@ -1084,6 +1094,8 @@ static int __init hid_init(void)
usb_register_fail:
hiddev_exit();
hiddev_init_fail:
+ usbhid_quirks_exit();
+usbhid_quirks_init_fail:
return retval;
}
@@ -1091,6 +1103,7 @@ static void __exit hid_exit(void)
{
usb_deregister(&hid_driver);
hiddev_exit();
+ usbhid_quirks_exit();
}
module_init(hid_init);