linux-kernel - Re: [PATCH v4 09/17] drm/uAPI: Add "active color range" drm property as feedback for userspace

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Message-ID: <k_QeCRpur3SNNIspBiTHOTT6Oj1pSteEO3MzyQFUG0lSXmEqJUI2tMXJ6wR9chzUHGahdQApJZrUxdJvIv6s8aXr2DBdoHg-2PsGH4kEMyA=@emersion.fr>
Date:   Tue, 22 Jun 2021 11:48:52 +0000
From:   Simon Ser <contact@...rsion.fr>
To:     Werner Sembach <wse@...edocomputers.com>
Cc:     Pekka Paalanen <ppaalanen@...il.com>, sunpeng.li@....com,
        intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, airlied@...ux.ie,
        amd-gfx@...ts.freedesktop.org, tzimmermann@...e.de,
        rodrigo.vivi@...el.com, alexander.deucher@....com,
        christian.koenig@....com
Subject: Re: [PATCH v4 09/17] drm/uAPI: Add "active color range" drm property as feedback for userspace

On Tuesday, June 22nd, 2021 at 11:50, Werner Sembach <wse@...edocomputers.com> wrote:

> Unknown is when no monitor is connected or is when the
> connector/monitor is disabled.

I think the other connector props (link-status, non-desktop, etc) don't
have a special "unset" value, and instead the value is set to a random
enum entry. User-space should ignore the prop on these disconnected
connectors anyways.