Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 01 Aug 2013 23:07:13 +0900 (JST)
From:      SAITOU Toshihide <toshi@ruby.ocn.ne.jp>
To:        freebsd-usb@FreeBSD.org
Subject:   HS isochronous transfer on musb_otg
Message-ID:  <20130801.230713.74749403.toshi@ruby.ocn.ne.jp>

next in thread | raw e-mail | index | archive | help
My UVC cam is not working with the musb_otg driver and
libusb(3) on the BeagleBone Black.

With the following changes to the musb_otg.c, it feels like
the transaction is performed as expected but the data
doesn't pass to the libusb_transfer's buffer. Does anyone
know what is wrong?


1729c1729
< 		MUSB2_WRITE_1(sc, MUSB2_REG_RXNAKLIMIT, MAX_NAK_TO);
---
> 		MUSB2_WRITE_1(sc, MUSB2_REG_RXNAKLIMIT, 0);
4046c4046
< 	parm->hc_max_frame_size = 0x400;
---
> 	parm->hc_max_frame_size = 0xc00;


SAITOU Toshihide



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20130801.230713.74749403.toshi>