RE: [PATCH] arm: imx: suspend/resume: use outer_disable/resume

From: Peng Fan
Date: Tue Dec 26 2017 - 01:53:10 EST


Hi Shawn,

> -----Original Message-----
> From: Shawn Guo [mailto:shawnguo@xxxxxxxxxx]
> Sent: Tuesday, December 26, 2017 11:31 AM
> To: Peng Fan <peng.fan@xxxxxxx>
> Cc: A.s. Dong <aisheng.dong@xxxxxxx>; linux-kernel@xxxxxxxxxxxxxxx; Russell
> King <linux@xxxxxxxxxxxxxxx>; Fabio Estevam <fabio.estevam@xxxxxxx>;
> Sascha Hauer <kernel@xxxxxxxxxxxxxx>; van.freenix@xxxxxxxxx; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH] arm: imx: suspend/resume: use outer_disable/resume
>
> On Sun, Dec 10, 2017 at 08:07:18PM +0800, Peng Fan wrote:
> > Use outer_disable/resume for suspend/resume.
> > With the two APIs used, code could be simplified and easy to extend to
> > introduce l2c_write_sec for i.MX platforms when moving Linux Kernel
> > runs in non-secure world.
> >
> > Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
> > Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
> > Cc: Sascha Hauer <kernel@xxxxxxxxxxxxxx>
> > Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> > Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> > Cc: Dong Aisheng <aisheng.dong@xxxxxxx>
> > ---
> > arch/arm/mach-imx/pm-imx6.c | 2 ++
> > arch/arm/mach-imx/suspend-imx6.S | 24 ------------------------
>
> I'm fine with the patch in general. But this piece of code is running on a few
> i.MX6 platforms, and I'm wondering on which SoCs you have verified the
> change work fine.

I tested it on 6Q-SDB board. Is it ok?

Thanks,
Peng.

>
> Shawn