[PATCH v2 0/4] soc: xilinx: pm_domains: cleanup and fix PM_INIT_FINALIZE
Michael Tretter
m.tretter at pengutronix.de
Fri Oct 1 02:07:44 PDT 2021
Hi,
On Fri, 27 Aug 2021 10:00:59 +0200, Michal Simek wrote:
> On 8/25/21 5:03 PM, Michael Tretter wrote:
> > This is v2 of the series to cleanup and fix the zynqmp_pm_domains driver [0].
> >
> > Patch 1 of this series fixes the ZynqMP PMU FW power management
> > initialization, which was done by the wrong driver. PM_INIT_FINALIZE must be
> > called from the zynqmp_pm_domains driver, which handles power domains, instead
> > of the zynmp_power driver, which is responsible for suspend and shutdown. As a
> > side effect, PM_INIT_FINALIZE powers down all devices that have not been
> > requested, which might lead to misbehaving devices. Calling it from the
> > sync_state callback ensures that all consumers have probed and are able to
> > handle power management themselves.
> >
> > Patches 2 to 4 are various cleanup patches to improve the readability and
> > debugging experience of the zynqmp_pm_domains driver.
> >
> > Michael
> >
> > [0] https://lore.kernel.org/linux-arm-kernel/20210317160410.2097178-1-m.tretter@pengutronix.de/
> >
> > Changelog:
> >
> > v2:
> >
> > - move PM_INIT_FINALIZE to sync_state callback
> >
> > Michael Tretter (4):
> > soc: xilinx: move PM_INIT_FINALIZE to zynqmp_pm_domains driver
> > soc: xilinx: cleanup debug and error messages
> > soc: xilinx: use a properly named field instead of flags
> > soc: xilinx: add a to_zynqmp_pm_domain macro
> >
> > drivers/soc/xilinx/zynqmp_pm_domains.c | 91 +++++++++++++++-----------
> > drivers/soc/xilinx/zynqmp_power.c | 1 -
> > 2 files changed, 51 insertions(+), 41 deletions(-)
> >
>
> Rajan: Please test and ack.
>
> It looks good to me.
> Acked-by: Michal Simek <michal.simek at xilinx.com>
Gentle ping.
Michael
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