diff options
| author |   Neil Zhang <zhangwm@marvell.com> | 2011-10-12 16:49:27 +0800 |
|---|---|---|
| committer |   Felipe Balbi <balbi@ti.com> | 2011-10-13 20:41:59 +0300 |
| commit | bedcff970e16d36324ddbfa61de33e4640c9d619 (patch) | |
| tree | cba95b595f1ad65e9108c29ddd6b039084173289 /drivers/usb/gadget | |
| parent | usb: gadget: mv_udc: fix kernel panic on some platforms (diff) | |
| download | linux-dev-bedcff970e16d36324ddbfa61de33e4640c9d619.tar.xz linux-dev-bedcff970e16d36324ddbfa61de33e4640c9d619.zip | |
usb: gadget: mv_udc: fix a clerical error
The max size of data payload is in bit0 - bit10, so we need use 0x7ff
as the bitmask to fetch from usb_endpoint_descriptor.wMaxPacketSize.
Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/mv_udc_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/mv_udc_core.c b/drivers/usb/gadget/mv_udc_core.c index 84655289aea9..e2b302f11d07 100644 --- a/drivers/usb/gadget/mv_udc_core.c +++ b/drivers/usb/gadget/mv_udc_core.c @@ -546,7 +546,7 @@ static int mv_ep_enable(struct usb_ep *_ep, case USB_ENDPOINT_XFER_ISOC: /* Calculate transactions needed for high bandwidth iso */ mult = (unsigned char)(1 + ((max >> 11) & 0x03)); - max = max & 0x8ff; /* bit 0~10 */ + max = max & 0x7ff; /* bit 0~10 */ /* 3 transactions at most */ if (mult > 3) goto en_done; |