Re: sata_mv on Orion: CONFIG_SATA_PMP=y needed even when no multiplier

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Tejun Heo wrote:
Mark Lord wrote:
..
I suppose we could just always ask for the extra soft-reset here (?)

Hmm... sata_mv doesn't do device classification, right? If so, it should return -EAGAIN on success to tell EH to perform follow-up SRST.
..

Right now, mv_hardreset() is just a wrapper around sata_link_hardreset(),
and it just returns whatever it gets back from sata_link_hardreset().

And sata_link_hardreset() only returns -EAGAIN for hosts that support PMP.

Should sata_link_hardreset() instead always return -EAGAIN instead of 0 ?
Because that's essentially what we'd be doing by changing mv_hardreset()
to do that.

???
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