[PATCH 01/11] vga_switcheroo: Add support for switching only the DDC

Dave Airlie airlied at gmail.com
Wed Jun 11 17:37:46 PDT 2014

On 2 June 2014 02:38, Matthew Garrett <matthew.garrett at nebula.com> wrote:
> From: Seth Forshee <seth.forshee at canonical.com>
> During graphics driver initialization its useful to be able to mux only
> the DDC to the inactive client in order to read the EDID. Add a
> switch_ddc callback to allow capable handlers to provide this
> functionality, and add vga_switcheroo_switch_ddc() to allow DRM to mux
> only the DDC.

I can't figure out why I didn't like this, but I rewrote this way back
to lock/unlock the ddc lines,
bits are contained in this WIP mess.

I think I'd prefer something like that otherwise the interface got really ugly.


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