From: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>
To: Vasily Khoruzhick <anarsoul-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org>,
arm-linux
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Archit Taneja <architt-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
David Airlie <airlied-cv59FeDIM0c@public.gmane.org>,
linux-sunxi <linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>,
dri-devel
<dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
Andrzej Hajda <a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Laurent Pinchart
<Laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>,
Daniel Vetter <daniel-/w4YWyX8dFk@public.gmane.org>,
Sean Paul <seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Subject: Re: Re: [PATCH RESEND v2 06/12] drm/sun4i: rgb: Add 1% tolerance to dclk frequency check when bridge is connected
Date: Tue, 5 Feb 2019 16:41:56 +0100 [thread overview]
Message-ID: <20190205154156.o3aa4cy6uxenkwol@flea> (raw)
In-Reply-To: <CA+E=qVd7yh=JNZSvrfY4Diu+VJWFK6yLUJ5MavBcZ8Cftn6f-Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 819 bytes --]
On Mon, Feb 04, 2019 at 10:50:17AM -0800, Vasily Khoruzhick wrote:
> On Mon, Feb 4, 2019 at 8:29 AM Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org> wrote:
> > >> IIRC, from the previous discussion, HDMI had a tolerancy requirement
> > >> in the standard. Do you know if there's such a thing for eDP? That
> > >> would solve the issue for all the eDP displays at once.
> > >
> > >I don't have access to eDP standard - vesa.org says it's available to
> > >members only.
> >
> > Try out to grab an old version?
> >
> > I remember 1.0 is open.
>
> I can't find anything regarding dot clock tolerance in DisplayPort
> specification.
I guess since the DP is a VESA spec, it's probably .5%, just like on
the EDID (well, CVT).
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@bootlin.com>
To: Vasily Khoruzhick <anarsoul@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree <devicetree@vger.kernel.org>,
Archit Taneja <architt@codeaurora.org>,
David Airlie <airlied@linux.ie>, Chen-Yu Tsai <wens@csie.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
Andrzej Hajda <a.hajda@samsung.com>,
linux-sunxi <linux-sunxi@googlegroups.com>,
Rob Herring <robh+dt@kernel.org>,
Thierry Reding <thierry.reding@gmail.com>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Daniel Vetter <daniel@ffwll.ch>,
Sean Paul <seanpaul@chromium.org>,
arm-linux <linux-arm-kernel@lists.infradead.org>,
Icenowy Zheng <icenowy@aosc.io>
Subject: Re: [linux-sunxi] Re: [PATCH RESEND v2 06/12] drm/sun4i: rgb: Add 1% tolerance to dclk frequency check when bridge is connected
Date: Tue, 5 Feb 2019 16:41:56 +0100 [thread overview]
Message-ID: <20190205154156.o3aa4cy6uxenkwol@flea> (raw)
In-Reply-To: <CA+E=qVd7yh=JNZSvrfY4Diu+VJWFK6yLUJ5MavBcZ8Cftn6f-Q@mail.gmail.com>
[-- Attachment #1.1: Type: text/plain, Size: 824 bytes --]
On Mon, Feb 04, 2019 at 10:50:17AM -0800, Vasily Khoruzhick wrote:
> On Mon, Feb 4, 2019 at 8:29 AM Icenowy Zheng <icenowy@aosc.io> wrote:
> > >> IIRC, from the previous discussion, HDMI had a tolerancy requirement
> > >> in the standard. Do you know if there's such a thing for eDP? That
> > >> would solve the issue for all the eDP displays at once.
> > >
> > >I don't have access to eDP standard - vesa.org says it's available to
> > >members only.
> >
> > Try out to grab an old version?
> >
> > I remember 1.0 is open.
>
> I can't find anything regarding dot clock tolerance in DisplayPort
> specification.
I guess since the DP is a VESA spec, it's probably .5%, just like on
the EDID (well, CVT).
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 228 bytes --]
[-- Attachment #2: Type: text/plain, Size: 176 bytes --]
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next prev parent reply other threads:[~2019-02-05 15:41 UTC|newest]
Thread overview: 176+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-03 18:54 [PATCH RESEND v2 00/12] Analogix ANX6345 RGB-(e)DP bridge support Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
[not found] ` <20190203185501.8958-1-anarsoul-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-02-03 18:54 ` [PATCH RESEND v2 01/12] drm/bridge: move ANA78xx driver to analogix subdirectory Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 02/12] drm/bridge: split some definitions of ANX78xx to dedicated headers Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 03/12] drm/bridge: extract some Analogix I2C DP common code Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 04/12] dt-bindings: Add ANX6345 DP/eDP transmitter binding Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 05/12] drm/bridge: Add Analogix anx6345 support Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-05 13:19 ` Torsten Duwe
2019-02-05 13:19 ` Torsten Duwe
2019-02-03 18:54 ` [PATCH RESEND v2 06/12] drm/sun4i: rgb: Add 1% tolerance to dclk frequency check when bridge is connected Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
[not found] ` <20190203185501.8958-7-anarsoul-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-02-04 14:20 ` Maxime Ripard
2019-02-04 14:20 ` Maxime Ripard
2019-02-04 16:26 ` Vasily Khoruzhick
2019-02-04 16:26 ` Vasily Khoruzhick
[not found] ` <CA+E=qVfTfJ9E29gz83tdVGx5_KGWSQVJOAxKTzC+-n7=gdj0cA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 16:28 ` Icenowy Zheng
2019-02-04 16:28 ` Icenowy Zheng
[not found] ` <0F6CBEA4-6DB6-40F1-A2FD-65101AF64F1F-h8G6r0blFSE@public.gmane.org>
2019-02-04 18:50 ` Vasily Khoruzhick
2019-02-04 18:50 ` [linux-sunxi] " Vasily Khoruzhick
[not found] ` <CA+E=qVd7yh=JNZSvrfY4Diu+VJWFK6yLUJ5MavBcZ8Cftn6f-Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-05 15:41 ` Maxime Ripard [this message]
2019-02-05 15:41 ` Maxime Ripard
2019-02-05 17:49 ` Vasily Khoruzhick
2019-02-05 17:49 ` [linux-sunxi] " Vasily Khoruzhick
2019-02-06 9:16 ` Maxime Ripard
2019-02-06 9:16 ` Maxime Ripard
2019-02-06 11:42 ` Thierry Reding
2019-02-06 11:42 ` Thierry Reding
2019-02-03 18:54 ` [PATCH RESEND v2 07/12] drm/panel: simple: don't fail if we don't have panel desc Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 08/12] dt-bindings: add binding for generic eDP panel Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
[not found] ` <20190203185501.8958-9-anarsoul-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-02-04 7:43 ` Thierry Reding
2019-02-04 7:43 ` Thierry Reding
2019-02-04 8:13 ` Vasily Khoruzhick
2019-02-04 8:13 ` Vasily Khoruzhick
[not found] ` <CA+E=qVecudACOEXt74Kf=UA_F-uuHgEqHzKpYAq1ocMx3Sx+eQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 8:23 ` Thierry Reding
2019-02-04 8:23 ` Thierry Reding
2019-02-04 9:40 ` Daniel Vetter
2019-02-04 9:40 ` Daniel Vetter
[not found] ` <20190204094012.GP3271-dv86pmgwkMBes7Z6vYuT8azUEOm+Xw19@public.gmane.org>
2019-02-04 11:22 ` Thierry Reding
2019-02-04 11:22 ` Thierry Reding
2019-02-04 15:59 ` Daniel Vetter
2019-02-04 15:59 ` Daniel Vetter
[not found] ` <20190204155909.GU3271-dv86pmgwkMBes7Z6vYuT8azUEOm+Xw19@public.gmane.org>
2019-02-04 16:22 ` Thierry Reding
2019-02-04 16:22 ` Thierry Reding
2019-02-05 8:57 ` Daniel Vetter
2019-02-05 8:57 ` Daniel Vetter
2019-02-05 10:24 ` Thierry Reding
2019-02-05 10:24 ` Thierry Reding
2019-02-05 16:36 ` Daniel Vetter
2019-02-05 16:36 ` Daniel Vetter
[not found] ` <20190205163649.GG3271-dv86pmgwkMBes7Z6vYuT8azUEOm+Xw19@public.gmane.org>
2019-02-14 19:51 ` Vasily Khoruzhick
2019-02-14 19:51 ` Vasily Khoruzhick
2019-02-14 20:05 ` Vasily Khoruzhick
2019-02-14 20:05 ` Vasily Khoruzhick
[not found] ` <CA+E=qVcUsz=5s1+RqDdQ4Hm3_Q3jDFuZwuYXUuVx3ubFWmcG7w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-14 20:38 ` Rob Herring
2019-02-14 20:38 ` Rob Herring
[not found] ` <CAL_JsqKQ0EmyYGYvz__ZZGN7_6jLezevHWc+psn82Uy6hWZXMA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-14 20:54 ` Vasily Khoruzhick
2019-02-14 20:54 ` Vasily Khoruzhick
2019-02-04 16:11 ` Vasily Khoruzhick
2019-02-04 16:11 ` Vasily Khoruzhick
[not found] ` <CA+E=qVew+8__yrAud1gFnLQ8HCwDdGhVjV=c173HGvZxH=7zZQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 16:27 ` Thierry Reding
2019-02-04 16:27 ` Thierry Reding
2019-02-04 16:39 ` Rob Herring
2019-02-04 16:39 ` Rob Herring
[not found] ` <CAL_JsqLAODca_U94hCi9O3E6XiUjAYCoL7_0gkf_eMY0nnT8Ag-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 17:02 ` Vasily Khoruzhick
2019-02-04 17:02 ` [linux-sunxi] " Vasily Khoruzhick
2019-02-04 16:27 ` Rob Herring
2019-02-04 16:27 ` Rob Herring
[not found] ` <CAL_JsqKt1kOXmRNvkYsQ6AL69+TPZURKpDbKkkEUb2+KZ5hKjQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 16:56 ` Thierry Reding
2019-02-04 16:56 ` Thierry Reding
2019-02-04 17:07 ` Vasily Khoruzhick
2019-02-04 17:07 ` Vasily Khoruzhick
2019-02-04 20:23 ` Rob Herring
2019-02-04 20:23 ` Rob Herring
[not found] ` <CAL_JsqJx98DfHZSafiXA8QiO=bn1zy8g6keQ15L=cUmbVkTTOA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-02-04 20:26 ` Vasily Khoruzhick
2019-02-04 20:26 ` Vasily Khoruzhick
2019-02-04 20:34 ` Rob Herring
2019-02-04 20:34 ` Rob Herring
2019-02-03 18:54 ` [PATCH RESEND v2 09/12] drm/panel: simple: add " Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:54 ` [PATCH RESEND v2 10/12] arm64: allwinner: a64: add pinmux for RGB666 LCD Vasily Khoruzhick
2019-02-03 18:54 ` Vasily Khoruzhick
2019-02-03 18:55 ` [PATCH RESEND v2 11/12] arm64: allwinner: a64: enable LCD-related hardware for Pinebook Vasily Khoruzhick
2019-02-03 18:55 ` Vasily Khoruzhick
2019-02-03 18:55 ` [PATCH RESEND v2 12/12] arm64: allwinner: a64: enable LCD-related hardware for TERES-I Vasily Khoruzhick
2019-02-03 18:55 ` Vasily Khoruzhick
-- strict thread matches above, loose matches on Subject: below --
2018-10-18 7:33 [PATCH 0/9] Analogix ANX6345 RGB-(e)DP bridge support Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 1/9] drm/bridge: move ANA78xx driver to analogix subdirectory Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 8:47 ` Laurent Pinchart
2018-10-18 8:47 ` Laurent Pinchart
2018-10-18 8:47 ` Laurent Pinchart
2018-10-18 7:33 ` [PATCH 2/9] drm/bridge: split some definitions of ANX78xx to dedicated headers Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 3/9] drm/bridge: extract some Analogix I2C DP common code Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 4/9] dt-bindings: Add ANX6345 DP/eDP transmitter binding Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 8:53 ` Laurent Pinchart
2018-10-18 8:53 ` Laurent Pinchart
2018-10-18 8:53 ` Laurent Pinchart
2018-10-18 10:00 ` Icenowy Zheng
2018-10-18 10:00 ` Icenowy Zheng
2018-10-18 11:23 ` Laurent Pinchart
2018-10-18 11:23 ` Laurent Pinchart
2018-10-18 11:23 ` Laurent Pinchart
2018-10-18 12:40 ` Icenowy Zheng
2018-10-18 12:40 ` Icenowy Zheng
2018-10-25 18:30 ` Rob Herring
2018-10-25 18:30 ` Rob Herring
2018-10-25 18:30 ` Rob Herring
2018-10-26 0:08 ` Icenowy Zheng
2018-10-26 0:08 ` Icenowy Zheng
2018-10-26 0:08 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 5/9] drm/bridge: Add Analogix anx6345 support Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 6/9] arm64: allwinner: a64: add pinmux for RGB666 LCD Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 7/9] arm64: allwinner: a64: enable ANX6345 bridge on Pinebook Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 15:17 ` Vasily Khoruzhick
2018-10-18 15:17 ` Vasily Khoruzhick
2018-10-19 5:50 ` Icenowy Zheng
2018-10-19 5:50 ` Icenowy Zheng
2018-10-19 5:50 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 8/9] arm64: allwinner: a64: enable ANX6345 bridge on TERES-I Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` [PATCH 9/9] [DO NOT MERGE] drm/sun4i: rgb: Add 5% tolerance to dot clock frequency check Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 7:33 ` Icenowy Zheng
2018-10-18 8:55 ` Laurent Pinchart
2018-10-18 8:55 ` Laurent Pinchart
2018-10-18 8:55 ` Laurent Pinchart
2018-10-18 9:18 ` Daniel Vetter
2018-10-18 9:18 ` Daniel Vetter
2018-10-18 9:42 ` Maxime Ripard
2018-10-18 9:42 ` Maxime Ripard
2018-10-18 9:42 ` Maxime Ripard
2018-10-18 11:31 ` Laurent Pinchart
2018-10-18 11:31 ` Laurent Pinchart
2018-10-18 11:31 ` Laurent Pinchart
2018-10-18 12:18 ` Maxime Ripard
2018-10-18 12:18 ` Maxime Ripard
2018-10-18 12:18 ` Maxime Ripard
2018-10-18 12:50 ` Icenowy Zheng
2018-10-18 12:50 ` Icenowy Zheng
2018-10-18 12:50 ` Icenowy Zheng
2018-10-18 13:07 ` Maxime Ripard
2018-10-18 13:07 ` Maxime Ripard
2018-10-18 13:07 ` Maxime Ripard
2018-10-18 13:57 ` Laurent Pinchart
2018-10-18 13:57 ` Laurent Pinchart
2018-10-18 13:57 ` Laurent Pinchart
2019-02-03 1:32 ` Vasily Khoruzhick
2019-02-03 1:32 ` Vasily Khoruzhick
2019-02-03 1:32 ` Vasily Khoruzhick
2018-10-18 12:25 ` Stefan Monnier
2018-10-29 2:20 ` [PATCH 0/9] Analogix ANX6345 RGB-(e)DP bridge support Vasily Khoruzhick
2018-10-29 2:20 ` Vasily Khoruzhick
2019-02-04 12:22 ` Torsten Duwe
2019-02-04 12:22 ` Torsten Duwe
2019-02-04 20:21 ` Vasily Khoruzhick
2019-02-04 20:21 ` Vasily Khoruzhick
2019-02-04 20:21 ` Vasily Khoruzhick
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