[PATCH v2 0/9] drm/sun4i: Support multiple display pipelines

[maxime.ripard@free-electrons.com (Maxime Ripard)]

On Fri, Apr 21, 2017 at 04:38:48PM +0800, Chen-Yu Tsai wrote:
> Hi,
> 
> This is v2 of the series previously named "drm/sun4i: Support two
> display pipelines". As the name change suggests, the driver now
> supports any number of pipelines, though the hardware only has
> 2 or 3.
> 
> Changes since v1:
> 
>   - Add component endpoint ID numbering scheme to device tree binding.
> 
>   - Use lists to keep references to registered backends and tcons.
> 
>   - Save pointer to device node for backends.
> 
>   - Traverse the device tree of_graph starting from the tcons, going
>     up towards the inputs, and matching the device nodes with the
>     device nodes of registered backends, to find the one linked with
>     the tcon the search started from.
> 
>   - Copy the ID for the tcon from its upstream backend, instead of
>     trying, and possibly failing, to figure it out from the device
>     tree.
> 
>   - Split out hunk dropping trailing 0 from a backend error message.
> 
> Patch 1 adds the component endpoint ID numbering scheme to the
> device tree binding. New in v2.
> 
> Patch 2 adds lists to track registered display backends and TCONs,
> instead of just one pointer per component type. Previously added
> arrays of pointers in v1.
> 
> Patch 3 drops the trailing 0 from one of the backend's bind error
> messages. This was previously part of the patch "drm/sun4i: Support
> two display pipelines".
> 
> Patch 4 adds a function to fetch a backend's ID from the device tree.
> Unchanged.
> 
> Patch 5 adds a device node field to the backend data structure and
> saves a reference to the underlying device node of the backend.
> New in v2.
> 
> Patch 6 makes the tcon driver find its upstream backend by traversing
> the of_graph and matching device nodes against the device nodes of
> registered backends.
> New in v2.
> 
> Patch 7 makes the tcon driver use the ID from its associated backend.
> New in v2. This is not immediately used in this series, but will be
> used in similar fashion for downstream encoders to figure out IDs and
> muxing
> 
> Patch 8 adds device nodes for sun6i's second display pipeline.
> Unchanged.
> 
> Patch 9 enables sun6i's tcon0 by default.
> Unchanged.

Applied everything, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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