Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751869AbdHGDDW (ORCPT ); Sun, 6 Aug 2017 23:03:22 -0400 Received: from mail.netline.ch ([148.251.143.178]:41679 "EHLO netline-mail3.netline.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751409AbdHGDDV (ORCPT ); Sun, 6 Aug 2017 23:03:21 -0400 Subject: Re: [PATCH 3/3] drm: Add CRTC_GET_SEQUENCE and CRTC_QUEUE_SEQUENCE ioctls [v2] To: Keith Packard , Dave Airlie , Daniel Vetter Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org References: <20170705221013.27940-1-keithp@keithp.com> <20170801050306.24423-1-keithp@keithp.com> <20170801050306.24423-4-keithp@keithp.com> <55be11c9-d1e0-d6f9-e497-512e9926eff4@daenzer.net> <87mv7dfjjy.fsf@keithp.com> From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Message-ID: <8dabcab7-a8ed-1395-1736-705c6d2ccd7d@daenzer.net> Date: Mon, 7 Aug 2017 12:03:15 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: <87mv7dfjjy.fsf@keithp.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="LpxBU2SjWtFSXwC6aqP6OPbbMUCFarHkM" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2219 Lines: 64 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --LpxBU2SjWtFSXwC6aqP6OPbbMUCFarHkM Content-Type: multipart/mixed; boundary="kh4rLX7RIP1TLVfDfTRrvias92DClbMln"; protected-headers="v1" From: =?UTF-8?Q?Michel_D=c3=a4nzer?= To: Keith Packard , Dave Airlie , Daniel Vetter Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Message-ID: <8dabcab7-a8ed-1395-1736-705c6d2ccd7d@daenzer.net> Subject: Re: [PATCH 3/3] drm: Add CRTC_GET_SEQUENCE and CRTC_QUEUE_SEQUENCE ioctls [v2] References: <20170705221013.27940-1-keithp@keithp.com> <20170801050306.24423-1-keithp@keithp.com> <20170801050306.24423-4-keithp@keithp.com> <55be11c9-d1e0-d6f9-e497-512e9926eff4@daenzer.net> <87mv7dfjjy.fsf@keithp.com> In-Reply-To: <87mv7dfjjy.fsf@keithp.com> --kh4rLX7RIP1TLVfDfTRrvias92DClbMln Content-Type: text/plain; charset=utf-8 Content-Language: en-CA Content-Transfer-Encoding: quoted-printable On 06/08/17 12:42 PM, Keith Packard wrote: > Michel D=C3=A4nzer writes: >=20 >> [...] >> >>> +#define DRM_CRTC_SEQUENCE_NEXT_ON_MISS 0x00000002 /* Use next seque= nce if we've missed */ >> >> Do you have userspace making use of DRM_CRTC_SEQUENCE_NEXT_ON_MISS? If= >> not, drop it. >=20 > I added this so that the new ioctl would be compatible with the old > ioctl; do you think that's unnecessary? I do. I don't know if there's ever been any real-world usage of DRM_VBLANK_NEXTONMISS. Let's not repeat my mistake in the new interface. --=20 Earthling Michel D=C3=A4nzer | http://www.amd= =2Ecom Libre software enthusiast | Mesa and X developer --kh4rLX7RIP1TLVfDfTRrvias92DClbMln-- --LpxBU2SjWtFSXwC6aqP6OPbbMUCFarHkM Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iHEEARECADEWIQSwn681vpFFIZgJURRaga+OatuyAAUCWYfYcxMcbWljaGVsQGRh ZW56ZXIubmV0AAoJEFqBr45q27IAs7kAnRNdS4fWWWJQu+hZUeIxoT3hEXuXAKC0 gyMNTdoxsF2+FHvwnQ4tOpAzaA== =Xf2j -----END PGP SIGNATURE----- --LpxBU2SjWtFSXwC6aqP6OPbbMUCFarHkM--