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From: Pintu Agarwal <pintu.ping@gmail.com>
To: Fabio Estevam <festevam@gmail.com>
Cc: linux-pm@vger.kernel.org,
	open list <linux-kernel@vger.kernel.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>,
	Kernelnewbies <kernelnewbies@kernelnewbies.org>
Subject: Re: [IMX] [DRM]: suspend/resume support
Date: Wed, 19 Jun 2019 20:59:43 +0530
Message-ID: <CAOuPNLjrAU_C_TUKFMs1d0eGsw=AxuG6d6FhNHtHFwVhfYZGgA@mail.gmail.com> (raw)
In-Reply-To: <CAOMZO5BsJWTw0nCeUboam4kuKyCO3N_Ch5ZW8k5Y9KFtQBanhQ@mail.gmail.com>

On Wed, Jun 19, 2019 at 8:41 PM Fabio Estevam <festevam@gmail.com> wrote:
>
> > > Then you can test suspend/resume and see if HDMI hangs or not.
> > >
> > By this suspend/resume, you mean "suspend-to-ram" or "suspend-to-disk" ?
>
> I tested with "echo mem > /sys/power/state"
>
hmm. That's what I said. This is runtime suspend, and it works for me also.
I am talking about hibernation:
# echo disk > /sys/power/state  (with some customization)

> > This scenario is not with suspend/resume.
> > This hang is, when we make hdmi as a loadable module (.ko) and trying
> > to install it after resume.
> > In this case, suspend/resume will not come into picture. Not sure why
> > it still hangs.
> > Do you have any clue for this scenario?
>
> I haven't tried this one.
>
> Please test it with 5.1.11 and if it fails, please report.

Okay will check this on latest kernel. Thanks.

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Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-17 13:49 Pintu Agarwal
2019-06-18  7:01 ` Oliver Neukum
2019-06-18 14:02 ` Fabio Estevam
2019-06-18 14:45   ` Pintu Agarwal
2019-06-18 15:09     ` Fabio Estevam
2019-06-19 13:33       ` Pintu Agarwal
2019-06-19 13:44         ` Fabio Estevam
2019-06-19 15:04           ` Pintu Agarwal
2019-06-19 15:11             ` Fabio Estevam
2019-06-19 15:29               ` Pintu Agarwal [this message]
2019-06-21 15:12                 ` Pintu Agarwal
2019-06-21 15:40                   ` Fabio Estevam
2019-06-22  8:13                     ` Pintu Agarwal
2019-07-01 14:25                       ` Pintu Agarwal
2019-07-11 15:29                         ` [IMX] [DRM]: help in analyzing clock_summary rate difference Pintu Agarwal
2019-06-19 15:04         ` [IMX] [DRM]: suspend/resume support Greg KH
2019-06-19 15:17           ` Pintu Agarwal
2019-06-19 16:26             ` Valdis Klētnieks
2019-06-21 15:04               ` Pintu Agarwal

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