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From: Rajendra Nayak <rnayak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Stephen Boyd <sboyd-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Doug Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Nishanth Menon <nm-l0cyMroinI0@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"open list:THERMAL"
	<linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Viresh Kumar
	<viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	dri-devel
	<dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
	Jordan Crouse <jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	linux-arm-msm
	<linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	freedreno
	<freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
	Viresh Kumar <vireshk-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH v6 2/2] arm64: dts: sdm845: Add gpu and gmu device nodes
Date: Thu, 3 Jan 2019 14:15:53 +0530	[thread overview]
Message-ID: <dcb3e046-d0bd-af68-e42d-1db0db3bf2df@codeaurora.org> (raw)
In-Reply-To: <154604698217.179992.9966831118584978893-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>


On 12/29/2018 6:59 AM, Stephen Boyd wrote:
>> So I am guessing the conclusion is to use a fallback "operating-points-v2"
>> compatible*only*  when we do have opp-hz along with qcom,level (as in the
>> case with gpu) and not have a fallback compatible in cases when we don't
>> have opp-hz (as in the case of rpm power domains)?
>> That seems a little inconsistent, and given Rob said either way is fine,
>> just do one way or the other and not both, I am inclined to think we should
>> just have a "operating-points-v2-qcom-level" and no fallback compatible.
>> Does that make sense?
>>
> Are you going to update the skip table to not create platform devices?
> Or introduce some generic property to indicate that this is just data
> and not a device node?

Is any of it really needed, given the bindings specify that the OPP table
should actually be a child node of the device/power domain supporting
it? I don't see who would end up creating platform devices for them.

_______________________________________________
Freedreno mailing list
Freedreno@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/freedreno

WARNING: multiple messages have this Message-ID (diff)
From: Rajendra Nayak <rnayak@codeaurora.org>
To: Stephen Boyd <sboyd@kernel.org>,
	Doug Anderson <dianders@chromium.org>,
	Rob Herring <robh@kernel.org>
Cc: Nishanth Menon <nm@ti.com>,
	devicetree@vger.kernel.org,
	"open list:THERMAL" <linux-pm@vger.kernel.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	dri-devel <dri-devel@lists.freedesktop.org>,
	Jordan Crouse <jcrouse@codeaurora.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	freedreno <freedreno@lists.freedesktop.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>,
	Viresh Kumar <vireshk@kernel.org>
Subject: Re: [PATCH v6 2/2] arm64: dts: sdm845: Add gpu and gmu device nodes
Date: Thu, 3 Jan 2019 14:15:53 +0530	[thread overview]
Message-ID: <dcb3e046-d0bd-af68-e42d-1db0db3bf2df@codeaurora.org> (raw)
In-Reply-To: <154604698217.179992.9966831118584978893@swboyd.mtv.corp.google.com>


On 12/29/2018 6:59 AM, Stephen Boyd wrote:
>> So I am guessing the conclusion is to use a fallback "operating-points-v2"
>> compatible*only*  when we do have opp-hz along with qcom,level (as in the
>> case with gpu) and not have a fallback compatible in cases when we don't
>> have opp-hz (as in the case of rpm power domains)?
>> That seems a little inconsistent, and given Rob said either way is fine,
>> just do one way or the other and not both, I am inclined to think we should
>> just have a "operating-points-v2-qcom-level" and no fallback compatible.
>> Does that make sense?
>>
> Are you going to update the skip table to not create platform devices?
> Or introduce some generic property to indicate that this is just data
> and not a device node?

Is any of it really needed, given the bindings specify that the OPP table
should actually be a child node of the device/power domain supporting
it? I don't see who would end up creating platform devices for them.


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2019-01-03  8:45 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-12 21:18 [PATCH v6 0/2] arm64: dts: Add sdm845 GPU/GMU and SMMU Jordan Crouse
2018-12-12 21:18 ` Jordan Crouse
     [not found] ` <20181212211848.26768-1-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-12-12 21:18   ` [PATCH v6 1/2] dt-bindings: drm/msm/a6xx: Document GMU and update GPU bindings Jordan Crouse
2018-12-12 21:18     ` Jordan Crouse
     [not found]     ` <20181212211848.26768-2-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-12-13 18:39       ` Doug Anderson
2018-12-13 18:39         ` Doug Anderson
2018-12-17 21:20       ` Rob Herring
2018-12-17 21:20         ` Rob Herring
2018-12-17 22:01         ` Jordan Crouse
2018-12-17 22:01           ` Jordan Crouse
2019-01-08 19:43           ` Rob Herring
2018-12-12 21:18   ` [PATCH v6 2/2] arm64: dts: sdm845: Add gpu and gmu device nodes Jordan Crouse
2018-12-12 21:18     ` Jordan Crouse
2018-12-13 18:40     ` Doug Anderson
2018-12-13 18:40       ` Doug Anderson
     [not found]     ` <20181212211848.26768-3-jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-12-14  4:40       ` Viresh Kumar
2018-12-14  4:40         ` Viresh Kumar
2018-12-14 17:04         ` Doug Anderson
2018-12-14 17:04           ` Doug Anderson
     [not found]           ` <CAD=FV=VQEtQtnPJyo6vLm7ndPjowZ35FY-cibJyN_imZMoVU3w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-12-17  7:06             ` Viresh Kumar
2018-12-17  7:06               ` Viresh Kumar
2018-12-18  0:34               ` Doug Anderson
2018-12-18  0:34                 ` Doug Anderson
2018-12-18 18:40                 ` Stephen Boyd
2018-12-18 18:40                   ` Stephen Boyd
     [not found]                   ` <154515840025.238328.5075439774176447808-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
2018-12-18 19:05                     ` Doug Anderson
2018-12-18 19:05                       ` Doug Anderson
     [not found]                       ` <CAD=FV=XeFYmOJx9Wxy7hLQwSq1GoF84eQ93Y4KgrO1JM-g9ZiA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-12-19  4:49                         ` Viresh Kumar
2018-12-19  4:49                           ` Viresh Kumar
2018-12-19 20:08                           ` Rob Herring
2018-12-19 20:08                             ` Rob Herring
     [not found]                             ` <CAL_JsqLs69=nr=2J_48N3VtD0qNRnxAgDU8uMRwY_Qqp6Dzs_Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-12-19 20:40                               ` Doug Anderson
2018-12-19 20:40                                 ` Doug Anderson
     [not found]                                 ` <CAD=FV=VMMYKoW4RU_TTjLdyrNcWZU-Gyou9b6qynKFX9wDn5Mw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-12-19 22:40                                   ` Doug Anderson
2018-12-19 22:40                                     ` Doug Anderson
     [not found]                                     ` <CAD=FV=Utko6B6OycYpef3OQAF1v-rthcdgAKMm0GLxRM4=ummg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-12-19 23:47                                       ` Rob Herring
2018-12-19 23:47                                         ` Rob Herring
2018-12-20 21:29                                         ` Stephen Boyd
2018-12-20 21:29                                           ` Stephen Boyd
     [not found]                                           ` <154534136449.79149.14097954220921296509-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
2018-12-21  4:52                                             ` Rajendra Nayak
2018-12-21  4:52                                               ` Rajendra Nayak
     [not found]                                               ` <7e310416-78d3-b7e5-5013-0bcc8bfd0351-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-12-29  1:29                                                 ` Stephen Boyd
2018-12-29  1:29                                                   ` Stephen Boyd
     [not found]                                                   ` <154604698217.179992.9966831118584978893-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
2019-01-03  8:45                                                     ` Rajendra Nayak [this message]
2019-01-03  8:45                                                       ` Rajendra Nayak
     [not found]                                                       ` <dcb3e046-d0bd-af68-e42d-1db0db3bf2df-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2019-01-04 20:59                                                         ` Stephen Boyd
2019-01-04 20:59                                                           ` Stephen Boyd

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