From: Brian Masney <masneyb@onstation•org>
To: Andrzej Hajda <a.hajda@samsung•com>
Cc: mark.rutland@arm•com, devicetree@vger•kernel.org,
jernej.skrabec@siol•net, narmstrong@baylibre•com,
airlied@linux•ie, linux-kernel@vger•kernel.org,
linus.walleij@linaro•org, jonas@kwiboo•se, agross@kernel•org,
dri-devel@lists•freedesktop.org, bjorn.andersson@linaro•org,
robdclark@gmail•com, robh+dt@kernel•org,
Laurent.pinchart@ideasonboard•com, daniel@ffwll•ch,
linux-arm-msm@vger•kernel.org, enric.balletbo@collabora•com,
freedreno@lists•freedesktop.org, sean@poorly•run,
linux-arm-kernel@lists•infradead.org
Subject: Re: [PATCH 00/11] ARM: dts: qcom: msm8974: add support for external display
Date: Mon, 16 Sep 2019 05:01:50 -0400 [thread overview]
Message-ID: <20190916090150.GA349@onstation.org> (raw)
In-Reply-To: <2da29e80-73fb-8620-532e-0b5f54b00841@samsung.com>
Hi Andrzej,
On Mon, Sep 16, 2019 at 10:13:58AM +0200, Andrzej Hajda wrote:
> Hi Brian,
>
> On 15.08.2019 02:48, Brian Masney wrote:
> > This patch series begins to add support for the external display over
> > HDMI that is supported on msm8974 SoCs. I'm testing this series on the
> > Nexus 5, and I'm able to communicate with the HDMI bridge via the
> > analogix-anx78xx driver, however the external display is not working
> > yet.
> >
> > When I plug in the HDMI cable, the monitor detects that a device is
> > hooked up, but nothing is shown on the external monitor. The hot plug
> > detect GPIO (hpd-gpios) on the analogix-anx78xx bridge and MSM HDMI
> > drivers do not change state when the slimport adapter or HDMI cable is
> > plugged in or removed. I wonder if a regulator is not enabled somewhere?
> > I have a comment in patch 10 regarding 'hpd-gdsc-supply' that may
> > potentially be an issue.
> >
> > I'm still digging in on this, however I'd appreciate any feedback if
> > anyone has time. Most of these patches are ready now, so I marked the
> > ones that aren't ready with 'PATCH RFC'.
> >
> > I'm using an Analogix Semiconductor SP6001 SlimPort Micro-USB to 4K HDMI
> > Adapter to connect my phone to an external display via a standard HDMI
> > cable. This works just fine with the downstream MSM kernel using
> > Android.
>
>
> This patchset risks to be forgotten. To avoid it, at least partially, I
> can merge patches 1-5, is it OK for you?
That would be great if you could do that.
Thanks,
Brian
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next prev parent reply other threads:[~2019-09-16 9:01 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20190815004916epcas3p4d8a62e215eff5e227721d3449e6bfbd3@epcas3p4.samsung.com>
2019-08-15 0:48 ` [PATCH 00/11] ARM: dts: qcom: msm8974: add support for external display Brian Masney
2019-08-15 0:48 ` [PATCH 01/11] dt-bindings: drm/bridge: analogix-anx78xx: add new variants Brian Masney
2019-08-15 8:17 ` Linus Walleij
2019-08-27 16:20 ` Rob Herring
2019-08-15 0:48 ` [PATCH 02/11] " Brian Masney
2019-08-15 8:17 ` Linus Walleij
2019-08-15 0:48 ` [PATCH 03/11] drm/bridge: analogix-anx78xx: silence -EPROBE_DEFER warnings Brian Masney
2019-08-15 8:35 ` Linus Walleij
2019-08-15 0:48 ` [PATCH 04/11] drm/bridge: analogix-anx78xx: convert to i2c_new_dummy_device Brian Masney
2019-08-15 8:18 ` Linus Walleij
2019-08-15 0:48 ` [PATCH 05/11] drm/bridge: analogix-anx78xx: correct value of TX_P0 Brian Masney
2019-08-15 8:24 ` Linus Walleij
2019-09-16 10:02 ` Andrzej Hajda
2019-09-16 10:36 ` Brian Masney
2019-09-16 10:49 ` Laurent Pinchart
2019-09-16 11:32 ` Enric Balletbo i Serra
2019-09-16 12:02 ` Brian Masney
2019-09-16 12:25 ` Andrzej Hajda
2019-09-17 7:28 ` Andrzej Hajda
2019-09-16 10:36 ` Enric Balletbo i Serra
2019-09-16 10:40 ` Brian Masney
2019-08-15 0:48 ` [PATCH RFC 06/11] drm/bridge: analogix-anx78xx: add support for avdd33 regulator Brian Masney
2019-08-15 8:22 ` Linus Walleij
2019-08-15 22:51 ` Brian Masney
2019-08-15 0:48 ` [PATCH 07/11] ARM: qcom_defconfig: add CONFIG_DRM_ANALOGIX_ANX78XX Brian Masney
2019-08-15 8:23 ` Linus Walleij
2019-08-15 0:48 ` [PATCH 08/11] drm/msm/hdmi: silence -EPROBE_DEFER warning Brian Masney
2019-08-15 8:35 ` Linus Walleij
2019-08-15 0:48 ` [PATCH 09/11] ARM: dts: qcom: pm8941: add 5vs2 regulator node Brian Masney
2019-08-15 8:34 ` Linus Walleij
2019-08-15 22:44 ` Brian Masney
2019-08-15 0:48 ` [PATCH RFC 10/11] ARM: dts: qcom: msm8974: add HDMI nodes Brian Masney
2019-08-15 8:25 ` Linus Walleij
2019-08-15 0:48 ` [PATCH RFC 11/11] ARM: dts: qcom: msm8974-hammerhead: add support for external display Brian Masney
2019-08-15 8:31 ` Linus Walleij
2019-09-16 8:13 ` [PATCH 00/11] ARM: dts: qcom: msm8974: " Andrzej Hajda
2019-09-16 9:01 ` Brian Masney [this message]
2019-09-16 12:02 ` Andrzej Hajda
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