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Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity

From Philipp Zabel <p.zabel@pengutronix.de>
Newsgroups linux.kernel
Subject Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity
Date 2016-02-24 11:40 +0100
Message-ID <r5F1p-3ab-31@gated-at.bofh.it> (permalink)
References <r020F-2D0-9@gated-at.bofh.it> <r5uIG-4hX-27@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Am Dienstag, den 23.02.2016, 15:30 -0800 schrieb Stefan Agner:
> Any comments on this?

None other that I'm all in favor. consider patch 2
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>

> Also added Manfred, Tomi and Boris to CC which previously attended in
> similar discussions.
> 
> Previous discussions:
> http://thread.gmane.org/gmane.linux.kernel.api/12830
> http://thread.gmane.org/gmane.comp.video.dri.devel/96240/
> 
> I think one of the main observation so far was that the pixel clock
> polarity is not a property of the mode, and therefor does not fit into
> the DRM_MODE_FLAG. This has been pointed out nicely by Russel:
> http://thread.gmane.org/gmane.comp.video.dri.devel/96240/focus=96260
> 
> Embedded displays connected through parallel bus make use of the
> bus_formats field in drm_display_mode. This field defines what kind of
> bus format the display requires. This patch follows that idea and adds
> bus_flags. bus_flags can be used to define specific bus properties
> required by the display, such as pixel clock or data enable polarity...

regards
Philipp

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Thread

Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Stefan Agner <stefan@agner.ch> - 2016-02-24 00:40 +0100
  Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Philipp Zabel <p.zabel@pengutronix.de> - 2016-02-24 11:40 +0100
    Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Manfred Schlaegl <manfred.schlaegl@gmx.at> - 2016-02-25 09:00 +0100
  Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Tomi Valkeinen <tomi.valkeinen@ti.com> - 2016-02-24 12:10 +0100
    Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Stefan Agner <stefan@agner.ch> - 2016-02-24 20:20 +0100
    Re: [PATCH v2 0/3] drm: introduce bus_flags for pixel clock polarity Ville Syrjälä <ville.syrjala@linux.intel.com> - 2016-02-24 21:20 +0100

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