On 2017-09-05 18:26, Dhinakaran Pandiyan wrote:
> The POWER_DOWN_PHY and POWER_UP_PHY sideband message transactions allow
> the source to reqest any node in a mst path or a whole path to be
> powered down or up. This allows drivers to target a specific sink in the
> MST topology, an improvement over just power managing the imediate
> downstream device. Secondly, since the request-reply protocol waits for an
> ACK, we can be sure that a downstream sink has enough time to respond to a
> power up/down request.
> 
> Cc: Lyude <[email protected]>
> Cc: Ville Syrjälä <[email protected]>
> Cc: Harry Wentland <[email protected]>
> Signed-off-by: Dhinakaran Pandiyan <[email protected]>

Tested-by: Stefan Assmann <[email protected]>
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