From: Nick Fan <nick.fan@mediatek.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Nishanth Menon <nm@ti.com>,
Chiawen.Lee@mediatek.com, srv_heupstream@mediatek.com,
linux-pm@vger.kernel.org, Stephen Boyd <sboyd@kernel.org>,
Viresh Kumar <vireshk@kernel.org>,
erin.lo@mediatek.com, "Rafael J. Wysocki" <rjw@rjwysocki.net>,
linux-kernel@vger.kernel.org, tfiga@chromium.org,
linux-mediatek@lists.infradead.org,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] opp: Add API for getting voltage from supplies
Date: Thu, 13 Dec 2018 18:36:52 +0800 [thread overview]
Message-ID: <1544697412.6417.13.camel@mtksdaap41> (raw)
In-Reply-To: <20181213063850.c5nu3bbe7gm647ca@vireshk-i7>
On Thu, 2018-12-13 at 12:08 +0530, Viresh Kumar wrote:
> On 10-12-18, 20:36, Nick Fan wrote:
> > For the users who only use one supply, they can use
> > dev_pm_opp_get_voltage to get the voltage data from an opp.
> > But if the users who use more than one supply, they will need this API
> > to get their voltage data from OPP.
> > The users should know about the supply count while creating opp table by
> > using dev_pm_opp_set_regulators function.
> > By using this API, the users can get the voltages by using index to
> > specify which supplies they want.
> >
> > The following is a simple example to get multiple regulators by this
> > API.
> > for (i = 0; i < regulator_num; i++)
> > target_volt[i] = dev_pm_opp_get_voltage_supply(opp, i);
>
> Fair enough. I couldn't find anything wrong with the patch. Will it be
> possible to send this patch as part of a series which uses the new API
> ? So that we are sure of somebody using it eventually.
>
This new API is suitable for the users that required to access for
multiple regulators. And I am one of users who uses this API, but I am
not able to upstream the GPU kernel driver which uses the new API.
--
Nick Fan
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next prev parent reply other threads:[~2018-12-13 10:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1543906760-15631-1-git-send-email-Nick.Fan@mediatek.com>
2018-12-04 8:21 ` [PATCH] opp: Add API for getting voltage from supplies Viresh Kumar
2018-12-10 12:36 ` Nick Fan
2018-12-13 6:38 ` Viresh Kumar
2018-12-13 10:36 ` Nick Fan [this message]
2018-12-13 10:42 ` Viresh Kumar
2018-12-14 1:36 ` Nick Fan
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