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