Re: I need some info on driver development status
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From: Sebastien R. <Seb...@sy...> - 2000-05-11 04:37:23
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Daniel> At our institute we have a CXD3222 in our Vaio and I'm the unfortunate Daniel> person who has to get it running on Linux. I know you don't have Daniel> access to this particular chipset yourself but perhaps you can provide Daniel> me with a few hints on where to start hunting for problems. I'm using Daniel> the latest IEEE1394 from CVS on a 2.3.99-pre6-pre3-ac1 (hey, this Daniel> one's a must, isn't it? ;-), which has your mdelay() workaround for Daniel> the self-id problems added. The Vaio is linked to a Sony TRV900E Daniel> camcorder. Unfortunately for me the problem persists: I can Daniel> rmmod/insmod/reboot like crazy, but I won't receive a single Daniel> selfid. The only thing that looks unusual to me is an occasional Something wrong is happening during the bus reset phase, but there is not much I can do without the proper hardware to figure it out... I am starting to suspect that irqs are not detected properly... is the irq shared with other devices ? Another stuff to look at is the content of the phy registers (you might have to uncomment some code and add a few debug lines in the driver source for that), and see if there is something wrong (using the 1394 specs). Look also back in the mailing list. Someone suggested to loop in the irq_handler until the node id become valid... but I haven't done anything about that yet. Sorry I can't help much more for the moment. -- Sebastien Rougeaux RSISE, The Australian National University |