Re: [PATCH v3 0/3] mach-omap2: handle autoidle denial

Andreas Kemnade
2019-02-09T18:54:07Z

[-- Attachment #1: Type: text/plain, Size: 1136 bytes --]

On Mon, 21 Jan 2019 11:58:03 -0800
Tony Lindgren <tony@atomide.com> wrote:

> * Andreas Kemnade <andreas@kemnade.info> [190116 14:04]:
> > On the gta04 with a dm3730 omap_hdq does not work properly when the
> > device enters lower power states. Idling uart1 and 2 is enough
> > to show up that problem, if there are no other things enabled.
> > Further research reveals that hdq iclk must not be turned off during
> > transfers, also according to the TRM. That fact is also correctly described
> > in the flags but the code to handle that is incomplete.
> >
> > To handle multiple users of a single ick, autoidle is disabled
> > when a user of that ick requires that (has the OCPIF_SWSUP_IDLE))
> >
> > Changes v3:
> > - replace CLK_IS_BASIC
> >
> > Changes v2:
> > - uses spinlocks instead of mutexes
> > - invert counter logic
> > - check whether clock type is basic
>
> For this series it's best to merge it all via the
> clock tree along with the related clock patches:
>
> Acked-by: Tony Lindgren <tony@atomide.com>
>
hmm, this is stalled. Have I missed any new objections?

Regards,
Andreas

[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 833 bytes --]