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From: Mike Turquette <mturquette@linaro.org>
To: Doug Anderson <dianders@chromium.org>,
	"Dmitry Torokhov" <dtor@chromium.org>
Cc: "Heiko Stuebner" <heiko@sntech.de>,
	"Jianqun" <jay.xu@rock-chips.com>,
	"Kever Yang" <kever.yang@rock-chips.com>,
	"Mark yao" <mark.yao@rock-chips.com>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"open list:ARM/Rockchip SoC..."
	<linux-rockchip@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] clk: rockchip: ensure HCLK_VIO2_H2P and PCLK_VIO2_H2P stay enabled
Date: Wed, 12 Nov 2014 16:40:46 -0800	[thread overview]
Message-ID: <20141113004046.25314.61598@quantum> (raw)
In-Reply-To: <CAD=FV=UsYWDw0wB6KSANXZYnnBFdTL9wOEqf9DoUF8aFuDpNSw@mail.gmail.com>

Quoting Doug Anderson (2014-11-12 13:49:18)
> Hi,
> 
> On Wed, Nov 12, 2014 at 1:38 PM, Dmitry Torokhov <dtor@chromium.org> wrote:
> > Currently there is no driver owning these clocks and they have to stay
> > up for the system to function properly, so let's mark them as
> > CLK_IGNORE_UNUSED.
> >
> > Without this patch we have trouble with suspend/resume and we have
> > trouble turning the eDP back on if it ever idles off.
> >
> > Signed-off-by: Doug Anderson <dianders@chromium.org>
> > Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
> > ---
> >  drivers/clk/rockchip/clk-rk3288.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> I'm already on the signed-off-by (mostly because I tweaked the commit
> message and tested this), but in case anyone cares I have reviewed
> this and tested it.  ;)
> 
> ...obviously we want to get to the bottom of the right way to handle
> all of these clocks, but since we _just_ removed the blanket "leave
> all clocks enabled" adding a few clocks back into the fold seems sane
> until we get all our ducks in a row.
> 
> Reviewed-by: Doug Anderson <dianders@chromium.org>
> Tested-by: Doug Anderson <dianders@chromium.org>

Seems fine to me. Just to be clear, Heiko will be picking up the
Rockchip clock patches and submitting a PR, correct? I believe last
merge window was the first time we did that for Rockchip and it went
well.

Regards,
Mike

  reply	other threads:[~2014-11-13  0:40 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-12 21:38 [PATCH] clk: rockchip: ensure HCLK_VIO2_H2P and PCLK_VIO2_H2P stay enabled Dmitry Torokhov
2014-11-12 21:49 ` Doug Anderson
2014-11-13  0:40   ` Mike Turquette [this message]
2014-11-13  8:44     ` Heiko Stübner
2014-11-13  2:52 ` Kever Yang
2014-11-13 23:45 ` Heiko Stübner

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