[PATCH 15/18] drm/sysfb: efidrm: Add EDID support

Javier Martinez Canillas javierm at redhat.com
Mon Mar 31 09:37:11 UTC 2025


Thomas Zimmermann <tzimmermann at suse.de> writes:

> Enable the connector's EDID property if edid_info contains valid
> data. Exports the EDID via sysfs for user-space compositors.
>
> EDID information is not always available. Depending on the system
> and kernel configuration, it is either provided by the boot loader
> or read by the kernel during early boot stages.
>
> As of now, there's only one EFI display, so that EDID data always
> belongs to this output. This might change if there's ever more than
> one EFI display in the system.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> ---

Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat



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