From: wlf <wulf@rock-chips.com>
Date: Thu, 6 Mar 2014 06:06:01 +0000 (+0800)
Subject: USB: change FSG_BUFLEN from 16KB to 64KB in order to increase copy-speed
X-Git-Tag: firefly_0821_release~6182
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9fbc91f34d9e80fab921f0034483ec7a09d14fda;p=firefly-linux-kernel-4.4.55.git

USB: change FSG_BUFLEN from 16KB to 64KB in order to increase copy-speed
---

diff --git a/drivers/usb/gadget/storage_common.c b/drivers/usb/gadget/storage_common.c
index dbce3a9074e6..8d84935aad04 100644
--- a/drivers/usb/gadget/storage_common.c
+++ b/drivers/usb/gadget/storage_common.c
@@ -185,7 +185,7 @@ static inline int fsg_num_buffers_validate(void)
 }
 
 /* Default size of buffer length. */
-#define FSG_BUFLEN	((u32)16384)
+#define FSG_BUFLEN	((u32)65536)
 
 /* Maximal number of LUNs supported in mass storage function */
 #define FSG_MAX_LUNS	8