From: Rob Herring <robh@kernel.org>
To: Neil Armstrong <narmstrong@baylibre.com>
Cc: "heiko@sntech.de" <heiko@sntech.de>,
Maxime Ripard <maxime.ripard@bootlin.com>,
Sandy Huang <hjc@rock-chips.com>,
dri-devel <dri-devel@lists.freedesktop.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andrzej Hajda <a.hajda@samsung.com>,
Nickey Yang <nickey.yang@rock-chips.com>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
linux-amlogic@lists.infradead.org,
Huicong Xu <xhc@rock-chips.com>
Subject: Re: [PATCH v2 1/8] drm/bridge: dw-hdmi: Add SCDC and TMDS Scrambling support
Date: Thu, 7 Mar 2019 17:13:11 -0600 [thread overview]
Message-ID: <CAL_JsqLa1QNYTo+Yj-5fC4k8C1bd+V8qi5LiHgLA_qZY+Gy5cg@mail.gmail.com> (raw)
In-Reply-To: <1549022873-40549-2-git-send-email-narmstrong@baylibre.com>
On Fri, Feb 1, 2019 at 6:08 AM Neil Armstrong <narmstrong@baylibre.com> wrote:
>
> Add support for SCDC Setup for TMDS Clock > 3.4GHz and enable TMDS
> Scrambling when supported or mandatory.
>
> This patch also adds an helper to setup the control bit to support
> the high TMDS Bit Period/TMDS Clock-Period Ratio as required with
> TMDS Clock > 3.4GHz for HDMI2.0 3840x2160@60/50 modes.
>
> These changes were based on work done by Huicong Xu <xhc@rock-chips.com>
> and Nickey Yang <nickey.yang@rock-chips.com> to support HDMI2.0 modes
> on the Rockchip 4.4 BSP kernel at [1]
>
> [1] https://github.com/rockchip-linux/kernel/tree/release-4.4
>
> Cc: Nickey Yang <nickey.yang@rock-chips.com>
> Cc: Huicong Xu <xhc@rock-chips.com>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> Tested-by: Heiko Stuebner <heiko@sntech.de>
> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
> ---
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 85 ++++++++++++++++++++++++++++++-
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.h | 1 +
> include/drm/bridge/dw_hdmi.h | 1 +
> 3 files changed, 85 insertions(+), 2 deletions(-)
This commit in drm-misc-next is breaking booting on the Rock960. I
have FB and fbcon enabled. The boot hangs after this message:
[ 3.012334] [drm:rockchip_drm_fbdev_create] FB [1920x1080]-24
kvaddr=(____ptrval____) offset=0 size=8294400
Rob
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next prev parent reply other threads:[~2019-03-07 23:13 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-01 12:07 [PATCH v2 0/8] drm/meson: Add support for HDMI2.0 4k60 Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 1/8] drm/bridge: dw-hdmi: Add SCDC and TMDS Scrambling support Neil Armstrong
2019-03-07 23:13 ` Rob Herring [this message]
2019-03-08 8:05 ` Neil Armstrong
2019-03-08 14:54 ` Rob Herring
2019-03-11 8:53 ` Neil Armstrong
2019-03-14 18:55 ` Rob Herring
2019-03-14 20:07 ` Neil Armstrong
2019-03-14 20:14 ` Rob Herring
2019-03-15 7:47 ` Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 2/8] drm/meson: add HDMI div40 TMDS mode Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 3/8] drm/meson: add support for HDMI2.0 2160p modes Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 4/8] drm/bridge: dw-hdmi: add support for YUV420 output Neil Armstrong
2019-02-01 12:48 ` Andrzej Hajda
2019-02-01 12:07 ` [PATCH v2 5/8] drm/bridge: dw-hdmi: support dynamically get input/out color info Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 6/8] drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 7/8] drm/meson: Add YUV420 output support Neil Armstrong
2019-03-19 10:35 ` Maxime Jourdan
2019-03-19 10:38 ` Neil Armstrong
2019-02-01 12:07 ` [PATCH v2 8/8] drm/meson: Output in YUV444 if sink supports it Neil Armstrong
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