Re: [PATCH v3 06/27] thunderbolt: Rework capability handling

From: Mika Westerberg
Date: Sun Jun 04 2017 - 11:04:41 EST


On Sun, Jun 04, 2017 at 03:52:29PM +0200, Lukas Wunner wrote:
> On Fri, Jun 02, 2017 at 05:05:03PM +0300, Mika Westerberg wrote:
> > Organization of the capabilities in switches and ports is not so random
> > after all. Rework the capability handling functionality so that it
> > follows how capabilities are organized and provide two new functions
> > (tb_switch_find_vsec_cap() and tb_port_find_cap()) which can be used to
> ^^^^^^^^
>
> I assume VSEC is the same acronym as in the PCIe spec, so this naming
> scheme results in "vendor specific extended capability capability",
> which is maybe a bit odd.

AFAIK it comes from Vendor SpEcifiC but I'm not 100% sure ;-) The Alpine
Ridge datasheet calls it also VSEC capability which is why we chose the
naming accordingly.