Attachment 57186 Details for Bug 106050

Patch for current alpha kernel 2.6.14-3

usb_hid_cherry_cymotion.diff (text/x-diff), 2.01 KB, created by Forgotten User v5inq2MBSE on 2005-11-13 16:59:09 UTC

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Creator: Forgotten User v5inq2MBSE

Created: 2005-11-13 16:59:09 UTC

Size: 2.01 KB

patch

obsolete

>--- linux-2.6.14.orig/drivers/usb/input/hid-input.c	2005-11-13 11:10:39.000000000 +0100
>+++ linux-2.6.14/drivers/usb/input/hid-input.c	2005-11-13 11:15:37.000000000 +0100
>@@ -288,11 +288,16 @@
> 				case 0x226: map_key_clear(KEY_STOP);		break;
> 				case 0x227: map_key_clear(KEY_REFRESH);		break;
> 				case 0x22a: map_key_clear(KEY_BOOKMARKS);	break;
>+				case 0x233: map_key_clear(KEY_SCROLLUP);	break;
>+				case 0x234: map_key_clear(KEY_SCROLLDOWN);	break;
> 				case 0x238: map_rel(REL_HWHEEL);		break;
> 				case 0x279: map_key_clear(KEY_REDO);		break;
> 				case 0x289: map_key_clear(KEY_REPLY);		break;
> 				case 0x28b: map_key_clear(KEY_FORWARDMAIL);	break;
> 				case 0x28c: map_key_clear(KEY_SEND);		break;
>+				case 0x301: map_key_clear(KEY_PROG1);		break;
>+				case 0x302: map_key_clear(KEY_PROG2);		break;
>+				case 0x303: map_key_clear(KEY_PROG3);		break;
> 				default:    goto ignore;
> 			}
> 			break;
>--- linux-2.6.14.orig/drivers/usb/input/hid-core.c	2005-11-13 11:11:14.000000000 +0100
>+++ linux-2.6.14/drivers/usb/input/hid-core.c	2005-11-13 11:17:27.000000000 +0100
>@@ -1247,10 +1247,14 @@
> 		ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT);
> }
> 
>+#define USB_VENDOR_ID_CHERRY		0x046a
>+#define USB_DEVICE_ID_CHERRY_CYMOTION	0x0023
>+
> static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
> 		unsigned char type, void *buf, int size)
> {
> 	int result, retries = 4;
>+	char *p = (char*)buf;
> 
> 	memset(buf,0,size);	// Make sure we parse really received data
> 
>@@ -1260,6 +1264,21 @@
> 				(type << 8), ifnum, buf, size, USB_CTRL_GET_TIMEOUT);
> 		retries--;
> 	} while (result < size && retries);
>+
>+	/*
>+	 * wn_hack: patch wrong descriptor for this device
>+	 * hardware sends wrong descriptor
>+	 */
>+	if (dev->descriptor.idVendor == USB_VENDOR_ID_CHERRY
>+		&& dev->descriptor.idProduct == USB_DEVICE_ID_CHERRY_CYMOTION
>+		&& size > 12
>+		&& p[11] == 0x3c
>+		&& p[12] == 0x02) {
>+		printk(KERN_DEBUG __FILE__ " : modifying descriptor for Cherry CyMotion keyboard \n");
>+		p[11] = p[16] = 0xff;
>+		p[12] = p[17] = 0x03;
>+	}
>+
> 	return result;
> }
>

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Attachments on bug 106050: 46790 | 46791 | 57186