From: Vasily Khoruzhick <anarsoul-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> To: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@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 09:49:17 -0800 [thread overview] Message-ID: <CA+E=qVePKnQLwObfu=ya7-GcUiUkjyFg2p-rmg=FiJJUhQBvxw@mail.gmail.com> (raw) In-Reply-To: <20190205154156.o3aa4cy6uxenkwol@flea> On Tue, Feb 5, 2019 at 7:42 AM Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> wrote: > > 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). Unfortunately that's not enough for Pinebook. It needs 1% for 768p panel. > > Maxime > > -- > Maxime Ripard, Bootlin > Embedded Linux and Kernel engineering > https://bootlin.com
WARNING: multiple messages have this Message-ID (diff)
From: Vasily Khoruzhick <anarsoul@gmail.com> To: Maxime Ripard <maxime.ripard@bootlin.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 09:49:17 -0800 [thread overview] Message-ID: <CA+E=qVePKnQLwObfu=ya7-GcUiUkjyFg2p-rmg=FiJJUhQBvxw@mail.gmail.com> (raw) In-Reply-To: <20190205154156.o3aa4cy6uxenkwol@flea> On Tue, Feb 5, 2019 at 7:42 AM Maxime Ripard <maxime.ripard@bootlin.com> wrote: > > 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). Unfortunately that's not enough for Pinebook. It needs 1% for 768p panel. > > Maxime > > -- > Maxime Ripard, Bootlin > Embedded Linux and Kernel engineering > https://bootlin.com _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-02-05 17:49 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 2019-02-05 15:41 ` [linux-sunxi] " Maxime Ripard 2019-02-05 17:49 ` Vasily Khoruzhick [this message] 2019-02-05 17:49 ` 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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