Messages in this thread | | | Date | Wed, 16 Sep 2015 13:16:57 -0700 | From | Daniel Vetter <> | Subject | Re: [PATCH RFC 0/8] Add New DRM Driver for Hisilicon's Hi6220 SoC |
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On Wed, Sep 16, 2015 at 04:23:35PM +0100, Daniel Stone wrote: > The biggest issue though, is that this driver should become an atomic > modesetting driver. Atomic modesetting, rather than sending small > individual commands (enable CRTC, change plane position, etc) is based > on validating and passing around complete sets of hardware state. > Daniel Vetter's blog has an article on how to convert your driver: > http://blog.ffwll.ch/2014/11/atomic-modeset-support-for-kms-drivers.html
Yeah, any new driver should really be built on top of atomic - it's a lot more flexible than the old thing and it's also what you want long-term.
I've also just done a presenation about atomic for drivers:
http://people.freedesktop.org/~danvet/presentations/xdc-2015.pdf
Cheers, Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch
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