diff options
| author | Dinh Nguyen <Dinh.Nguyen@freescale.com> | 2010-04-29 14:08:33 -0500 |
|---|---|---|
| committer | Dinh Nguyen <Dinh.Nguyen@freescale.com> | 2010-04-30 09:02:33 -0500 |
| commit | c7f7ab0cf9285b04d1509627e19e085e0bcda34e (patch) | |
| tree | 66db7d46bf77abaaf28061daa79dcd6b8e648417 /drivers | |
| parent | 7489e3f6be8d5bd6771dc73b523972a77d00f899 (diff) | |
ENGR00122838 gadget: Fix bitfield for calculating maximum packet size
The max packet length bit mask used for isochronous endpoints should
be 0x7FF instead of 0x8FF. 0x8FF will actually clear higher-order bits
in the max packet length field.
Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/arcotg_udc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/arcotg_udc.c b/drivers/usb/gadget/arcotg_udc.c index b4ccc3bc3d4f..047e04a86d51 100644 --- a/drivers/usb/gadget/arcotg_udc.c +++ b/drivers/usb/gadget/arcotg_udc.c @@ -680,7 +680,7 @@ static int fsl_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; |