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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Arkadiusz Drabczyk <arkadiusz@drabczyk.org>,
	intel-gfx@lists.freedesktop.org
Subject: Re: Is it possible to distinguish between HDMI and DVI in i915?
Date: Mon, 20 May 2024 18:42:28 +0300	[thread overview]
Message-ID: <875xv8sd5n.fsf@intel.com> (raw)
In-Reply-To: <20240520134215.GF15976@comp..>

On Mon, 20 May 2024, Arkadiusz Drabczyk <arkadiusz@drabczyk.org> wrote:
> My Asus Z97-A motherboard has DVI and HDMI connectors but i915 shows
> 2x HDMI ports (and the 3rd one for DP but a separate DP1 is also
> shown). Would it be possible to distinguish between DVI and HDMI in
> the driver code for example by reading some undocumented VBT registers
> or testing port characteristics or something?

Please file a bug as described at [1], attach dmesg with drm.debug=14
and VBT as described in the link, and we'll be able to tell you more.

Thanks,
Jani.


[1] https://drm.pages.freedesktop.org/intel-docs/how-to-file-i915-bugs.html



-- 
Jani Nikula, Intel

      reply	other threads:[~2024-05-20 15:42 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-20 13:42 Is it possible to distinguish between HDMI and DVI in i915? Arkadiusz Drabczyk
2024-05-20 15:42 ` Jani Nikula [this message]

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