[PATCH v2] drm/gma500: replace drm_detect_hdmi_monitor() with drm_display_info.is_hdmi

Jani Nikula jani.nikula at linux.intel.com
Thu Sep 12 09:38:56 UTC 2024


On Thu, 12 Sep 2024, Thomas Zimmermann <tzimmermann at suse.de> wrote:
> Am 12.09.24 um 10:56 schrieb Jani Nikula:
>> Moreover, in this case .detect() only detects digital displays as
>> reported by EDID. If you postpone that to .get_modes(), the probe helper
>> will still report connected, and invent non-EDID fallback modes. The
>> behaviour changes.
>
> The change in behavior is intentional, because the current test seems 
> arbitrary. Does the driver not work with analog outputs?

Not on a DVI/HDMI port. Same with i915.

That's possibly the only way to distinguish a DVI-A display connected to
DVI-D source.


BR,
Jani.


-- 
Jani Nikula, Intel


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