On 11/16/2009 09:43 AM, Arjan van de Ven wrote:
is there a hardware way to ask for the link status via a link level thing? I thought the sata_scr_read() was by definition a host thing
It is by definition a link-level thing, which is why sata_scr_read() takes struct ata_link * as its first argument.
Think about it... a port multiplier has downstream links, each with their own link status, and link-related statistics.
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