Re: [PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-12-06 Thread Priit Laes
On Tue, Nov 20, 2018 at 09:58:41AM +0100, Maxime Ripard wrote: > On Mon, Nov 19, 2018 at 10:26:38AM +, Russell King - ARM Linux wrote: > > On Mon, Nov 19, 2018 at 09:19:34AM +0100, Maxime Ripard wrote: > > > Hi, > > > > > > On Fri, Nov 16, 2018 at 07:18:29PM +0200, Priit Laes wrote: > > > >

Re: [PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-11-20 Thread Maxime Ripard
On Mon, Nov 19, 2018 at 10:26:38AM +, Russell King - ARM Linux wrote: > On Mon, Nov 19, 2018 at 09:19:34AM +0100, Maxime Ripard wrote: > > Hi, > > > > On Fri, Nov 16, 2018 at 07:18:29PM +0200, Priit Laes wrote: > > > From: Priit Laes > > > > > > Even though HDMI connector features hotplug

Re: [PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-11-19 Thread Russell King - ARM Linux
On Mon, Nov 19, 2018 at 09:19:34AM +0100, Maxime Ripard wrote: > Hi, > > On Fri, Nov 16, 2018 at 07:18:29PM +0200, Priit Laes wrote: > > From: Priit Laes > > > > Even though HDMI connector features hotplug detect pin (HPD), there are > > devices that which do not support it. > > Which devices?

Re: [PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-11-19 Thread Priit Laes
On Mon, Nov 19, 2018 at 09:19:34AM +0100, Maxime Ripard wrote: > Hi, > > On Fri, Nov 16, 2018 at 07:18:29PM +0200, Priit Laes wrote: > > From: Priit Laes > > > > Even though HDMI connector features hotplug detect pin (HPD), there are > > devices that which do not support it. > > Which devices?

Re: [PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-11-19 Thread Maxime Ripard
Hi, On Fri, Nov 16, 2018 at 07:18:29PM +0200, Priit Laes wrote: > From: Priit Laes > > Even though HDMI connector features hotplug detect pin (HPD), there are > devices that which do not support it. Which devices? > For these devices fall back to additional check on I2C bus. Of > course,

[PATCH] drm/sun4i: hdmi: Improve compatibility with non-hotplug capable connectors

2018-11-17 Thread Priit Laes
From: Priit Laes Even though HDMI connector features hotplug detect pin (HPD), there are devices that which do not support it. For these devices fall back to additional check on I2C bus. Of course, there might be also devices that do not wire DDC pins too, so we don't really know whether cable