usb: ums: remove ci_udc special case

Now that the ci_udc driver supports allocating multiple requests per
endpoint, we can revert the special-case added by a022c1e13c "usb:
ums: use only 1 buffer for CI_UDC".

Signed-off-by: Stephen Warren <swarren@nvidia.com>

drivers/usb/gadget/storage_common.c

@@ -311,11 +311,7 @@ static struct fsg_lun *fsg_lun_from_dev(struct device *dev)
 #define DELAYED_STATUS	(EP0_BUFSIZE + 999)	/* An impossibly large value */
 
 /* Number of buffers we will use.  2 is enough for double-buffering */
-#ifndef CONFIG_CI_UDC
 #define FSG_NUM_BUFFERS	2
-#else
-#define FSG_NUM_BUFFERS	1 /* ci_udc only allows 1 req per ep at present */
-#endif
 
 /* Default size of buffer length. */
 #define FSG_BUFLEN	((u32)16384)