[igt-dev] [PATCH i-g-t v4 10/10] lib/igt_chamelium: autodiscover Chamelium port mappings

[Arkadiusz Hiler]

On Tue, Jun 25, 2019 at 04:14:31PM +0300, Simon Ser wrote:
> This removes the need for configuring Chamelium ports in .igtrc, making it both
> easier and less error-prone to setup Chamelium boards.
> 
> A new function chamelium_autodiscover sets a different EDID on each Chamelium
> port and plugs them. We then walk the list of DRM connectors, read back the
> EDID and infer the mapping.
> 
> The EDID serial number is used to tell each port apart. In case a mapping is
> already configured in the .igtrc file, we check that it's consistent.
> 
> MST is not handled yet (requires refactoring existing tests since connector IDs
> aren't stable).
> 
> Signed-off-by: Simon Ser <simon.ser at intel.com>
Reviewed-by: Arkadiusz Hiler <arkadiusz.hiler at intel.com>