Re: [PATCH 09/28] thunderbolt: Cache adapter specific capability offset into struct port

[Lukas Wunner]

On Tue, Jan 29, 2019 at 06:01:24PM +0300, Mika Westerberg wrote:
> --- a/drivers/thunderbolt/tb.h
> +++ b/drivers/thunderbolt/tb.h
> @@ -124,6 +124,8 @@ struct tb_switch {
>   * @remote: Remote port (%NULL if not connected)
>   * @xdomain: Remote host (%NULL if not connected)
>   * @cap_phy: Offset, zero if not found
> + * @cap_adap: Offset of the adapter specific capability. Negative if not
> + *         present.

Hm, could cap_adap be made zero in the non-presence case for consistency
with cap_phy?

Thanks,

Lukas