Re: [PATCH 00/20] Armada DRM updates for 4.4

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On Tue, Sep 29, 2015 at 07:08:43PM +0100, Russell King - ARM Linux wrote:
> Here are my queued changes for the Armada DRM driver, for the upcoming
> 4.4 merge window.

If there are no further comments (there was only one minor comment which
has been fixed), I'll send a pull request for this to David later today.

> 
> These changes are about updating the driver to some of the more recent
> DRM APIs, and removing the non-component support now that has
> stabilised.  This results in all of armada_output and armada_slave
> being removed, resulting in 460 lines of code removed from that change
> alone.
> 
> Other changes include:
> 
> * moving more towards supporting DRM planes in a more generic way,
>   thereby reducing the duplication between the primary and overlay
>   planes.
> * locking cleanups, more like locking removal, prefering inherently
>   atomic operations (eg, xchg) instead of spinlocking.  This ultimately
>   results in simpler and faster code.
> 
> I've been running these patches for a while and haven't noticed any ill
> effects.
> 
> Posted for comment, if nothing is forthcoming, I'll send a pull request
> to David in a week or so's time.  These patches are against v4.2, but
> rebase to 4.3-rc3 without any fuss.
> 
>  drivers/gpu/drm/armada/Kconfig          |   9 --
>  drivers/gpu/drm/armada/Makefile         |   3 +-
>  drivers/gpu/drm/armada/armada_crtc.c    | 258 +++++++++++++++++++++++---------
>  drivers/gpu/drm/armada/armada_crtc.h    |  34 +++--
>  drivers/gpu/drm/armada/armada_drm.h     |  16 --
>  drivers/gpu/drm/armada/armada_drv.c     | 148 +++---------------
>  drivers/gpu/drm/armada/armada_output.c  | 142 ------------------
>  drivers/gpu/drm/armada/armada_output.h  |  33 ----
>  drivers/gpu/drm/armada/armada_overlay.c | 147 +++++++++---------
>  drivers/gpu/drm/armada/armada_slave.c   | 139 -----------------
>  drivers/gpu/drm/armada/armada_slave.h   |  26 ----
>  11 files changed, 297 insertions(+), 658 deletions(-)
>  delete mode 100644 drivers/gpu/drm/armada/armada_output.c
>  delete mode 100644 drivers/gpu/drm/armada/armada_output.h
>  delete mode 100644 drivers/gpu/drm/armada/armada_slave.c
>  delete mode 100644 drivers/gpu/drm/armada/armada_slave.h
> 
> -- 
> FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
> according to speedtest.net.

-- 
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
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