From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: New sysfs interface for privacy screens
Date: Tue, 08 Oct 2019 09:13:51 +0300
Message-ID: <87sgo3dasg.fsf@intel.com>
References: <CAL_quvRknSSVvXN3q_Se0hrziw2oTNS3ENNoeHYhvciCRq9Yww@mail.gmail.com> <87h84rbile.fsf@intel.com> <20191002102428.zaid63hp6wpd7w34@holly.lan> <8736gbbf2b.fsf@intel.com> <CAL_quvQkFjkBjJC5wH2t5XmyEq9OKWYSbAv39BJWT1hrKO7j8g@mail.gmail.com> <87h84q9pcj.fsf@intel.com> <CAL_quvQoWnWqS5OQAqbLcBO-bR9_obr1FBc6f6mA1T00n1DJNQ@mail.gmail.com> <CAOw6vbJ7XX8=nrJDENfn2pacf4MqQOkP+x8JV0wbqzoMfLvZWQ@mail.gmail.com> <CAL_quvTe_v9Vsbd0u4URitojmD-_VFeaOQ1BBYZ_UGwYWynjVA@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <CAL_quvTe_v9Vsbd0u4URitojmD-_VFeaOQ1BBYZ_UGwYWynjVA@mail.gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
To: Mat King <mathewk@google.com>, Sean Paul <seanpaul@chromium.org>
Cc: Daniel Thompson <daniel.thompson@linaro.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org>, rafael@kernel.org, Greg KH <gregkh@linuxfoundation.org>, Ross Zwisler <zwisler@google.com>, Jingoo Han <jingoohan1@gmail.com>, Rajat Jain <rajatja@google.com>, Lee Jones <lee.jones@linaro.org>, Ville =?utf-8?B?U3lyasOkbMOk?= <ville.syrjala@linux.intel.com>, David Airlie <airlied@redhat.com>, Daniel Vetter <daniel.vetter@ffwll.ch>, Alexander Schremmer <alex@alexanderweb.de>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>
List-Id: dri-devel@lists.freedesktop.org

On Mon, 07 Oct 2019, Mat King <mathewk@google.com> wrote:
> That makes sense; just to confirm can a property be added or removed
> after the connector is registered?

You need to create the property before registering the drm device. You
can attach/detach the property later, but I should think you know by the
time you're registering the connector whether it supports the privacy
screen or not.

BR,
Jani.

-- 
Jani Nikula, Intel Open Source Graphics Center