Re: [PATCH 4/5] pata: Update experimental tags

From: Bartlomiej Zolnierkiewicz
Date: Thu Nov 19 2009 - 14:03:58 EST


On Thursday 19 November 2009 19:38:26 Sergei Shtylyov wrote:
> Alan Cox wrote:
>
> >>Fixed where? I posted the patch as soon as I noticed the problem.
>
> > Its not posted because unlike you I don't post patches as soon as I
> > notice them. I test them first. Which is why for example I discovered the
> > bug in the drivers/ide one. Did you check the vendor driver and then
> > stick 40 and 80 wire cables on the system to check the bits on a 3x2N ?
>
> > No I didn't think so. You see if you had you'd have discovered something
> > else. You'd have discovered another bug in the old IDE one. The driver
> > code for these chips isn't reliable and doesn't work at all in some cases.
>
> >>Told me about it?
>
> > Yes - or do you only write replies not read them ?
>
> > NAK - the patch is inadequate.
>
> No, it was. And yours isn't quite.
>
> > The procedure in the vendor driver does
> > appear to work on the newer chips however.
>
> > Probably worth double checking
> > the HPT37x and seeing if it needs the same debounce delays.
>
> All vendor drivers I have do call StallExec(10) when detecting cable
> type, so need to add the delay to pata_hpt37x too.

Given this I take back my ACK to Alan's patch.

> I'd suggest to address the delay by another, separate patch to both
> pata_hpt37x and pata_hpt3x2n drivers, and accept Bart's original patch for
> bit reversing...

Yes.

--
Bartlomiej Zolnierkiewicz
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