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From: Mitch Bradley <wmb@firmworks.com>
To: Thierry Reding
	<thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
Cc: linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Philipp Zabel <p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>,
	Laurent Pinchart
	<laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	Steffen Trumtrar
	<s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	Guennady Liakhovetski
	<g.liakhovetski-Mmb7MZpHnFY@public.gmane.org>,
	linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v8 2/6] video: add of helper for videomode
Date: Tue, 13 Nov 2012 18:13:31 +0000	[thread overview]
Message-ID: <50A28DCB.7050707@firmworks.com> (raw)
In-Reply-To: <20121113175147.GA2597-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>

On 11/13/2012 7:51 AM, Thierry Reding wrote:
> On Tue, Nov 13, 2012 at 10:46:53AM -0700, Stephen Warren wrote:
>> On 11/13/2012 04:08 AM, Thierry Reding wrote:
>>> On Mon, Nov 12, 2012 at 04:37:02PM +0100, Steffen Trumtrar wrote:
>>>> This adds support for reading display timings from DT or/and
>>>> convert one of those timings to a videomode. The
>>>> of_display_timing implementation supports multiple children where
>>>> each property can have up to 3 values. All children are read into
>>>> an array, that can be queried. of_get_videomode converts exactly
>>>> one of that timings to a struct videomode.
>>
>>>> diff --git
>>>> a/Documentation/devicetree/bindings/video/display-timings.txt
>>>> b/Documentation/devicetree/bindings/video/display-timings.txt
>>
>>>> + - clock-frequency: displayclock in Hz
>>>
>>> "display clock"?
>>
>> I /think/ I had suggested naming this clock-frequency before so that
>> the property name would be more standardized; other bindings use that
>> same name. But I'm not too attached to the name I guess.
> 
> That's not what I meant. I think "displayclock" should be two words in
> the description of the property. The property name is fine.

Given that modern display engines often have numerous clocks, perhaps it
would be better to use a more specific name, like for example "pixel-clock".

> 
> Thierry
> 
> 
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
> 

WARNING: multiple messages have this Message-ID (diff)
From: Mitch Bradley <wmb-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
To: Thierry Reding
	<thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
Cc: linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Philipp Zabel <p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>,
	Laurent Pinchart
	<laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	Steffen Trumtrar
	<s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	Guennady Liakhovetski
	<g.liakhovetski-Mmb7MZpHnFY@public.gmane.org>,
	linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v8 2/6] video: add of helper for videomode
Date: Tue, 13 Nov 2012 08:13:31 -1000	[thread overview]
Message-ID: <50A28DCB.7050707@firmworks.com> (raw)
In-Reply-To: <20121113175147.GA2597-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>

On 11/13/2012 7:51 AM, Thierry Reding wrote:
> On Tue, Nov 13, 2012 at 10:46:53AM -0700, Stephen Warren wrote:
>> On 11/13/2012 04:08 AM, Thierry Reding wrote:
>>> On Mon, Nov 12, 2012 at 04:37:02PM +0100, Steffen Trumtrar wrote:
>>>> This adds support for reading display timings from DT or/and
>>>> convert one of those timings to a videomode. The
>>>> of_display_timing implementation supports multiple children where
>>>> each property can have up to 3 values. All children are read into
>>>> an array, that can be queried. of_get_videomode converts exactly
>>>> one of that timings to a struct videomode.
>>
>>>> diff --git
>>>> a/Documentation/devicetree/bindings/video/display-timings.txt
>>>> b/Documentation/devicetree/bindings/video/display-timings.txt
>>
>>>> + - clock-frequency: displayclock in Hz
>>>
>>> "display clock"?
>>
>> I /think/ I had suggested naming this clock-frequency before so that
>> the property name would be more standardized; other bindings use that
>> same name. But I'm not too attached to the name I guess.
> 
> That's not what I meant. I think "displayclock" should be two words in
> the description of the property. The property name is fine.

Given that modern display engines often have numerous clocks, perhaps it
would be better to use a more specific name, like for example "pixel-clock".

> 
> Thierry
> 
> 
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
> 

WARNING: multiple messages have this Message-ID (diff)
From: Mitch Bradley <wmb@firmworks.com>
To: Thierry Reding <thierry.reding@avionic-design.de>
Cc: Stephen Warren <swarren@wwwdotorg.org>,
	linux-fbdev@vger.kernel.org, kernel@pengutronix.de,
	devicetree-discuss@lists.ozlabs.org,
	dri-devel@lists.freedesktop.org,
	Tomi Valkeinen <tomi.valkeinen@ti.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Steffen Trumtrar <s.trumtrar@pengutronix.de>,
	Guennady Liakhovetski <g.liakhovetski@gmx.de>,
	linux-media@vger.kernel.org
Subject: Re: [PATCH v8 2/6] video: add of helper for videomode
Date: Tue, 13 Nov 2012 08:13:31 -1000	[thread overview]
Message-ID: <50A28DCB.7050707@firmworks.com> (raw)
In-Reply-To: <20121113175147.GA2597@avionic-0098.mockup.avionic-design.de>

On 11/13/2012 7:51 AM, Thierry Reding wrote:
> On Tue, Nov 13, 2012 at 10:46:53AM -0700, Stephen Warren wrote:
>> On 11/13/2012 04:08 AM, Thierry Reding wrote:
>>> On Mon, Nov 12, 2012 at 04:37:02PM +0100, Steffen Trumtrar wrote:
>>>> This adds support for reading display timings from DT or/and
>>>> convert one of those timings to a videomode. The
>>>> of_display_timing implementation supports multiple children where
>>>> each property can have up to 3 values. All children are read into
>>>> an array, that can be queried. of_get_videomode converts exactly
>>>> one of that timings to a struct videomode.
>>
>>>> diff --git
>>>> a/Documentation/devicetree/bindings/video/display-timings.txt
>>>> b/Documentation/devicetree/bindings/video/display-timings.txt
>>
>>>> + - clock-frequency: displayclock in Hz
>>>
>>> "display clock"?
>>
>> I /think/ I had suggested naming this clock-frequency before so that
>> the property name would be more standardized; other bindings use that
>> same name. But I'm not too attached to the name I guess.
> 
> That's not what I meant. I think "displayclock" should be two words in
> the description of the property. The property name is fine.

Given that modern display engines often have numerous clocks, perhaps it
would be better to use a more specific name, like for example "pixel-clock".

> 
> Thierry
> 
> 
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
> 

  parent reply	other threads:[~2012-11-13 18:13 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-12 15:37 [PATCH v8 0/6] of: add display helper Steffen Trumtrar
2012-11-12 15:37 ` Steffen Trumtrar
2012-11-12 15:37 ` [PATCH v8 1/6] video: add display_timing and videomode Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-13 10:41   ` Thierry Reding
2012-11-13 10:41     ` Thierry Reding
     [not found]     ` <20121113104159.GA18645-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-11-13 13:14       ` Steffen Trumtrar
2012-11-13 13:14         ` Steffen Trumtrar
2012-11-13 13:14         ` Steffen Trumtrar
2012-11-14 10:56   ` Thierry Reding
2012-11-14 10:56     ` Thierry Reding
     [not found]     ` <20121114105634.GA31801-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-11-14 10:59       ` Steffen Trumtrar
2012-11-14 10:59         ` Steffen Trumtrar
2012-11-14 10:59         ` Steffen Trumtrar
2012-11-14 11:02         ` Thierry Reding
2012-11-14 11:02           ` Thierry Reding
     [not found]           ` <20121114110215.GA31999-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-11-14 11:10             ` Steffen Trumtrar
2012-11-14 11:10               ` Steffen Trumtrar
2012-11-14 11:10               ` Steffen Trumtrar
2012-11-14 11:17               ` Thierry Reding
2012-11-14 11:17                 ` Thierry Reding
2012-11-12 15:37 ` [PATCH v8 2/6] video: add of helper for videomode Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-12 18:58   ` Sascha Hauer
2012-11-12 18:58     ` Sascha Hauer
2012-11-13  8:32     ` Steffen Trumtrar
2012-11-13  8:32       ` Steffen Trumtrar
2012-11-12 19:00   ` Alexey Klimov
2012-11-12 19:00     ` Alexey Klimov
2012-11-13 10:53     ` Steffen Trumtrar
2012-11-13 10:53       ` Steffen Trumtrar
2012-11-12 20:40   ` Stephen Warren
2012-11-12 20:40     ` Stephen Warren
2012-11-13 12:59     ` Steffen Trumtrar
2012-11-13 12:59       ` Steffen Trumtrar
2012-11-13 11:08   ` Thierry Reding
2012-11-13 11:08     ` Thierry Reding
2012-11-13 17:46     ` Stephen Warren
2012-11-13 17:46       ` Stephen Warren
     [not found]       ` <50A2878D.8020707-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-11-13 17:51         ` Thierry Reding
2012-11-13 17:51           ` Thierry Reding
2012-11-13 17:51           ` Thierry Reding
     [not found]           ` <20121113175147.GA2597-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-11-13 18:13             ` Mitch Bradley [this message]
2012-11-13 18:13               ` Mitch Bradley
2012-11-13 18:13               ` Mitch Bradley
2012-11-13 19:17               ` Thierry Reding
2012-11-13 19:17                 ` Thierry Reding
2012-11-14 10:59   ` Thierry Reding
2012-11-14 10:59     ` Thierry Reding
2012-11-12 15:37 ` [PATCH v8 3/6] fbmon: add videomode helpers Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-13 11:22   ` Thierry Reding
2012-11-13 11:22     ` Thierry Reding
2012-11-13 13:28     ` Steffen Trumtrar
2012-11-13 13:28       ` Steffen Trumtrar
2012-11-12 15:37 ` [PATCH v8 4/6] fbmon: add of_videomode helpers Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-13 11:28   ` Thierry Reding
2012-11-13 11:28     ` Thierry Reding
2012-11-12 15:37 ` [PATCH v8 5/6] drm_modes: add videomode helpers Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-13 11:31   ` Thierry Reding
2012-11-13 11:31     ` Thierry Reding
2012-11-13 11:31     ` Thierry Reding
2012-11-12 15:37 ` [PATCH v8 6/6] drm_modes: add of_videomode helpers Steffen Trumtrar
2012-11-12 15:37   ` Steffen Trumtrar
2012-11-13 11:35   ` Thierry Reding
2012-11-13 11:35     ` Thierry Reding
2012-11-13 13:30     ` Steffen Trumtrar
2012-11-13 13:30       ` Steffen Trumtrar

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