[BUG]: Getting a unique connector name when identical displays are connected

Freelancer Intern internfreelancer21 at gmail.com
Sat Jul 15 14:20:23 UTC 2023


I have also seen this case...

On Thu, Jul 13, 2023, 1:14 PM SUNIDHI DIXIT <sdikshit786 at gmail.com> wrote:

> Hello all,
>
> This is regarding an issue I have encountered recently in drm. When I
> connect two identical HDMI display(with same resolution) there is no way to
> distinguish them uniquely.
>
> I looked into that and found that the connector id, and connector_type_id
> can be changed based on which connector appears first to the kernel.
>
> Is there any solution already implemented for this problem?
>
> I see following solution to this issue:
>
> Assigning a unique connector->name from drm_connector_init() and adding an
> api drmModeGetConnectorName().
>
> Please let me know what you think..
>
> Thanks in advance!
>
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