Re: [PATCH v4 4/4] pmdomain: add support system-wide resume latency constraints
From: Kendall Willis
Date: Tue Aug 25 2026 - 12:20:46 EST
On 10:08-20260819, Kevin Hilman (TI) wrote:
> In addition to checking for CPU latency constraints when checking if
> OK to power down a domain, also check for QoS latency constraints in
> all devices of a domain and use that in determining the final latency
> constraint to use for the domain.
>
> Since cpu_system_power_down_ok() is used for system-wide suspend, the
> per-device constratints are only relevant if the LATENCY_SYS QoS flag
> is set.
>
> Signed-off-by: Kevin Hilman (TI) <khilman@xxxxxxxxxxxx>
Reviewed-by: Kendall Willis <k-willis@xxxxxx>