From: Stephen Boyd <sboyd@codeaurora.org>
To: Rajendra Nayak <rnayak@codeaurora.org>
Cc: Mike Turquette <mturquette@baylibre.com>,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH] clk: qcom: Make oxili GDSC parent of oxili_cx GDSC
Date: Mon, 5 Oct 2015 11:13:51 -0700 [thread overview]
Message-ID: <20151005181351.GD12338@codeaurora.org> (raw)
In-Reply-To: <56120582.1050707@codeaurora.org>
On 10/05, Rajendra Nayak wrote:
> []...
>
> >>> It would also be nicer if this parent/child relationship can
> >>> somehow be represented in data (struct gdsc) that gets passed to
> >>> the gdsc driver which then sets it up, instead of individual
> >>> clock drivers doing it.
> >>
> >> Agreed. I'd rather that we do nothing besides register domains
> >> and then let the core code handle hooking up domains and
> >> subdomains.
> >
> > A little closer inspection makes me want to skip this. PM domains
> > can have multiple "master" domains, and pm_genpd_init() is the
> > only API that would be able to do the linking. That API is mostly
> > about initializing things to default values, so it doesn't seem
> > like a good fit. I'll send a v2 with the remove part and the
> > exports.
>
> What I was suggesting is that the qcom gdsc driver handle this
> instead of the qcom clock drivers.
> Something like..
Ah ok. This patch will still need the gdscs to be in a certain
order though so that we don't add a subdomain on an uninitialized
domain. So I guess some list of pointer pairs to call the
function on could be done in the qcom_cc_desc structure if we
need to do this more than a couple times.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
prev parent reply other threads:[~2015-10-05 18:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-23 19:09 [PATCH] clk: qcom: Make oxili GDSC parent of oxili_cx GDSC Stephen Boyd
2015-10-01 8:23 ` Rajendra Nayak
2015-10-01 17:52 ` Stephen Boyd
2015-10-01 19:06 ` Stephen Boyd
2015-10-05 5:07 ` Rajendra Nayak
2015-10-05 5:45 ` kbuild test robot
2015-10-05 14:24 ` kbuild test robot
2015-10-05 18:13 ` Stephen Boyd [this message]
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