Hello.
On 10/23/2013 11:44 PM, Thomas Pugliese wrote:
For isochronous endpoints, set the RPIPE wMaxPacketSize value using
wOverTheAirPacketSize from the endpoint companion descriptor instead of
wMaxPacketSize from the normal endpoint descriptor.
Signed-off-by: Thomas Pugliese <[email protected]>
---
drivers/usb/wusbcore/wa-rpipe.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/wusbcore/wa-rpipe.c b/drivers/usb/wusbcore/wa-rpipe.c
index 1ed068a..b48e74c 100644
--- a/drivers/usb/wusbcore/wa-rpipe.c
+++ b/drivers/usb/wusbcore/wa-rpipe.c
@@ -334,7 +334,10 @@ static int rpipe_aim(struct wa_rpipe *rpipe, struct wahc
*wa,
/* FIXME: compute so seg_size > ep->maxpktsize */
rpipe->descr.wBlocks = cpu_to_le16(16); /* given */
/* ep0 maxpktsize is 0x200 (WUSB1.0[4.8.1]) */
- rpipe->descr.wMaxPacketSize = cpu_to_le16(ep->desc.wMaxPacketSize);
+ if (usb_endpoint_xfer_isoc(&ep->desc))
+ rpipe->descr.wMaxPacketSize = epcd->wOverTheAirPacketSize;
+ else
+ rpipe->descr.wMaxPacketSize = ep->desc.wMaxPacketSize;
Did you intentionally remove cpu_to_le16()? It doesn't seem to go together
well with the above statement...
WBR, Sergei
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