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Commit b8e98f1c authored by Jiri Kosina's avatar Jiri Kosina
Browse files

HID: Add NOGET quirk for all NCR devices 



Devices manufactured by NCR have userspace hiddev-based drivers,
which do all the necessary device querying by themselves. The devices
must not be queried directly by the generic HID driver, as reported by
NCR engineers.

Cc: Petr Ostadal <postadal@suse.cz>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 92d9e6e6

drivers/hid/usbhid/hid-quirks.c

+10 −0
Original line number Diff line number Diff line
@@ -215,6 +215,10 @@ 
#define USB_VENDOR_ID_MICROSOFT		0x045e

#define USB_DEVICE_ID_SIDEWINDER_GV	0x003b



#define USB_VENDOR_ID_NCR		0x0404

#define USB_DEVICE_ID_NCR_FIRST		0x0300

#define USB_DEVICE_ID_NCR_LAST		0x03ff



#define USB_VENDOR_ID_NEC		0x073e

#define USB_DEVICE_ID_NEC_USB_GAME_PAD	0x0301
@@ -688,6 +692,12 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct) 
				idProduct <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)

			return HID_QUIRK_IGNORE;



	/* NCR devices must not be queried for reports */

	if (idVendor == USB_VENDOR_ID_NCR &&

			idProduct >= USB_DEVICE_ID_NCR_FIRST &&

			idProduct <= USB_DEVICE_ID_NCR_LAST)

			return HID_QUIRK_NOGET;



	down_read(&dquirks_rwsem);

	bl_entry = usbhid_exists_dquirk(idVendor, idProduct);

	if (!bl_entry)