Re: SCSI QLA not working on latest *-mm SN2

Jesse Barnes
2004-09-21T15:59:01Z

On Tuesday, September 21, 2004 11:41 am, James Bottomley wrote:
> Just to get back to the actual qla2xxx problem.
>
> Do we agree that there are two possible solutions:
>
> 1) Find a safe mmio read to trigger the flush of the posted reset write.
>
> 2) Use a pio write to trigger the reset because we know the reset is
> active as soon as the write returns.
>
> and if so, which one are we going to implement?

or
3) use a regular write() with an associated pioflush()

For now, (1) is a good option if the driver can do it (I still haven't heard
if qla2xxx supports this). I suspect that neither (1) nor (2) is available
to some device, leaving only udelay() or (3), which I'm working on.

Jesse