Re: Multi-channel receive
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From: Chris Wj <chr...@gm...> - 2012-03-30 17:41:58
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On Fri, Mar 30, 2012 at 3:09 AM, Clemens Ladisch <cl...@la...> wrote: > Stefan Richter wrote: > > Chris Wj wrote: > >>> I noticed that the libraw1394 code does not implement multi-channel > >>> reception yet. > > > > The fact that libraw1394 does not implement multi-channel reception via > > the current firewire kernel drivers is just a libraw1394 bug of the > > fixable, missing-feature kind. > > Well, there is the slight problem that the Juju IR buffer-fill code has > the same problem that the old AR code had, i.e., if a packet has been > split over three or more descriptors, the controller is not required to > update the middle descriptor(s), so the descriptor parsing loop just > stops. This might be easier to trigger because applications can submit > buffers smaller than a page. > > Is this problem applicable only to multi-channel receive mode? > > Regards, > Clemens > > > ------------------------------------------------------------------------------ > This SF email is sponsosred by: > Try Windows Azure free for 90 days Click Here > http://p.sf.net/sfu/sfd2d-msazure > _______________________________________________ > mailing list Lin...@li... > https://lists.sourceforge.net/lists/listinfo/linux1394-user > |