[RFC PATCH v2 0/2] Introduce multi PM domains helpers

[Daniel Baluta]

Rafael / Ulf / Aisheng,

Any comments?

On Wed, Mar 4, 2020 at 2:20 PM Daniel Baluta <daniel.baluta at oss.nxp.com> wrote:
>
> From: Daniel Baluta <daniel.baluta at nxp.com>
>
> i.MX8QXP/i.MX8QM has IPs that need multiple power domains to be up
> in order to work. In order to help drivers, we introduce multi PM
> domains helpers that are able to activate/deactivate multi PM domains.
>
> First patch introduces the helpers and second patch demonstrates how
> a driver can use them instead of hardcoding the PM domains handling.
>
> Changes since v1: (addressed Ranjani's comments)
>         - enhanced description for dev_multi_pm_attach return value
>         - renamed exit_unroll_pm label to exit_detach_pm
>
> Daniel Baluta (2):
>   PM / domains: Introduce multi PM domains helpers
>   ASoC: SOF: Use multi PM domains helpers
>
>  drivers/base/power/common.c | 93 +++++++++++++++++++++++++++++++++++++
>  include/linux/pm_domain.h   | 19 ++++++++
>  sound/soc/sof/imx/imx8.c    | 60 ++++--------------------
>  3 files changed, 121 insertions(+), 51 deletions(-)
>
> --
> 2.17.1
>