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authorsidhartk <sidhartk@bnru02.bnr.st.com>2010-11-17 13:04:20 +0530
committerUlf Hansson <ulf.hansson@stericsson.com>2011-09-19 15:56:14 +0200
commitcfdad9412b6b81d3c412e14de06caecef04f24a4 (patch)
tree85936f0e4548901e332d8ae606f54050cdd18e67
parente246ae1e1fdf916ddf3844deb352f8a89f921ac9 (diff)
USB: Double Buffering
Merging patch from gerrit id 6301 The patches enables hardware double buffering support for endpoint to enable Massstorage improve performance. Signed-off-by: sidhartk <sidhartha.kalra@stericsson.com> Change-Id: Ic5d1a4e5a17898b0eb90947a1bc3bb8f2d26f79c Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/8759 Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
-rw-r--r--drivers/usb/musb/musb_core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index c71b0372786..d8012de253b 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1127,8 +1127,8 @@ static struct musb_fifo_cfg __initdata mode_4_cfg[] = {
/* mode 5 - fits in 8KB */
static struct musb_fifo_cfg __initdata mode_5_cfg[] = {
-{ .hw_ep_num = 1, .style = FIFO_TX, .maxpacket = 512, },
-{ .hw_ep_num = 1, .style = FIFO_RX, .maxpacket = 512, },
+{ .hw_ep_num = 1, .style = FIFO_TX, .maxpacket = 512, .mode = BUF_DOUBLE, },
+{ .hw_ep_num = 1, .style = FIFO_RX, .maxpacket = 512, .mode = BUF_DOUBLE, },
{ .hw_ep_num = 2, .style = FIFO_TX, .maxpacket = 512, },
{ .hw_ep_num = 2, .style = FIFO_RX, .maxpacket = 512, },
{ .hw_ep_num = 3, .style = FIFO_TX, .maxpacket = 512, },