linux-kernel - Re: Fwd: Re: [linux-usb-devel] usb initialization order (usbhid vs. appletouch)

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Date:	Sat, 28 Oct 2006 20:55:03 +0200 (MEST)
From:	Oliver Neukum <oliver@...kum.name>
To:	Sergey Vlasov <vsu@...linux.ru>, Soeren Sonnenburg <kernel@....de>,
	linux-kernel@...r.kernel.org
Cc:	linux-usb-devel@...ts.sourceforge.net
Subject: Re: Fwd: Re: [linux-usb-devel] usb initialization order (usbhid vs. appletouch)


> From: Sergey Vlasov <vsu@...linux.ru>
> Subject: usbhid: Add HID_QUIRK_IGNORE_MOUSE flag
> 
> Some HID devices by Apple have both keyboard and mouse interfaces; the
> keyboard interface is handled by usbhid, but the mouse (really
> touchpad) interface must be handled by the separate 'appletouch'
> driver.  Using HID_QUIRK_IGNORE will make hiddev ignore both
> interfaces, therefore a new quirk flag to ignore only the mouse
> interface is required.

Exactly. Combing both patches:
Soeren, if this works, please sign it off and send it to Greg.

Signed-off-by: Sergey Vlasov <vsu@...linux.ru>

diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 0549ec9..0745fcb 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1626,8 +1626,16 @@ #define USB_DEVICE_ID_LD_POWERCONTROL	0x
 #define USB_DEVICE_ID_LD_MACHINETEST	0x2040
 
 #define USB_VENDOR_ID_APPLE		0x05ac
+
+#define USB_DEVICE_ID_APPLE_GEYSER_ANSI	0x0214
+#define USB_DEVICE_ID_APPLE_GEYSER_ISO	0x0215
+#define USB_DEVICE_ID_APPLE_GEYSER_JIS	0x0216
+#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI	0x0217
+#define USB_DEVICE_ID_APPLE_GEYSER3_ISO	0x0218
+#define USB_DEVICE_ID_APPLE_GEYSER3_JIS	0x0219
 #define USB_DEVICE_ID_APPLE_MIGHTYMOUSE	0x0304
 
+
 #define USB_VENDOR_ID_CHERRY		0x046a
 #define USB_DEVICE_ID_CHERRY_CYMOTION	0x0023
 
@@ -1801,6 +1809,18 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN },
 	{ USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN },
 
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, 0x020E, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, 0x020F, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_IGNORE_MOUSE },
+
+
 	{ USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
@@ -1897,6 +1917,9 @@ static struct hid_device *usb_hid_config
 
 	if (quirks & HID_QUIRK_IGNORE)
 		return NULL;
+	if (quirks & HID_QUIRK_IGNORE_MOUSE)
+		if (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE)
+			return NULL;
 
 	if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) &&
 	    (!interface->desc.bNumEndpoints ||
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 9b50eff..abd7b52 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -260,6 +260,7 @@ #define HID_QUIRK_CYMOTION			0x00000800
 #define HID_QUIRK_POWERBOOK_HAS_FN		0x00001000
 #define HID_QUIRK_POWERBOOK_FN_ON		0x00002000
 #define HID_QUIRK_INVERT_HWHEEL			0x00004000
+#define HID_QUIRK_IGNORE_MOUSE			0x00008000
 
 /*
  * This is the global environment of the parser. This information is
-
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