greybus: remove unique-id matching

Remove unique-id matching as it does not make much sense to have a
driver match a specific device serial number.
Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/bundle.c

@@ -79,10 +79,6 @@ static int gb_bundle_match_one_id(struct gb_bundle *bundle,
 	    (id->product != bundle->intf->product))
 		return 0;
 
-	if ((id->match_flags & GREYBUS_ID_MATCH_SERIAL) &&
-	    (id->unique_id != bundle->intf->unique_id))
-		return 0;
-
 	if ((id->match_flags & GREYBUS_ID_MATCH_CLASS) &&
 	    (id->class != bundle->class))
 		return 0;
@@ -97,8 +93,8 @@ gb_bundle_match_id(struct gb_bundle *bundle,
 	if (id == NULL)
 		return NULL;
 
-	for (; id->vendor || id->product || id->unique_id || id->class ||
-	       id->driver_info; id++) {
+	for (; id->vendor || id->product || id->class || id->driver_info;
+									id++) {
 		if (gb_bundle_match_one_id(bundle, id))
 			return id;
 	}

drivers/staging/greybus/greybus.h

@@ -50,10 +50,6 @@
 	.vendor		= (v),					\
 	.product	= (p),
 
-#define GREYBUS_DEVICE_SERIAL(s)				\
-	.match_flags	= GREYBUS_ID_MATCH_SERIAL,		\
-	.serial_number	= (s),
-
 /* Maximum number of CPorts */
 #define CPORT_ID_MAX	4095		/* UniPro max id is 4095 */
 #define CPORT_ID_BAD	U16_MAX

drivers/staging/greybus/greybus_id.h

@@ -14,7 +14,6 @@ struct greybus_bundle_id {
 	__u16	vendor;
 	__u16	product;
 	__u8	class;
-	__u64	unique_id;
 
 	kernel_ulong_t	driver_info __aligned(sizeof(kernel_ulong_t));
 };
@@ -22,7 +21,6 @@ struct greybus_bundle_id {
 /* Used to match the greybus_bundle_id */
 #define GREYBUS_ID_MATCH_VENDOR		BIT(0)
 #define GREYBUS_ID_MATCH_PRODUCT	BIT(1)
-#define GREYBUS_ID_MATCH_SERIAL		BIT(2)
 #define GREYBUS_ID_MATCH_CLASS		BIT(3)
 
 #endif /* __LINUX_GREYBUS_ID_H */