Re: [Intel-gfx] Power saving using Display port HPD

2014-04-15 Thread Daniel Vetter
On Mon, Apr 14, 2014 at 11:17:53AM +0300, Imre Deak wrote: On Mon, 2014-04-14 at 09:47 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 9:43 AM, Arun Chandran achand...@mvista.com wrote: 1) Revert the commit 77961eb984c7e5394bd29cc7be2ab0bf0cc7e7b1. With this commit DP hotplug events

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-15 Thread Imre Deak
On Tue, 2014-04-15 at 21:32 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 11:17:53AM +0300, Imre Deak wrote: On Mon, 2014-04-14 at 09:47 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 9:43 AM, Arun Chandran achand...@mvista.com wrote: 1) Revert the commit

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-15 Thread Daniel Vetter
On Tue, Apr 15, 2014 at 11:01:02PM +0300, Imre Deak wrote: On Tue, 2014-04-15 at 21:32 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 11:17:53AM +0300, Imre Deak wrote: On Mon, 2014-04-14 at 09:47 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 9:43 AM, Arun Chandran

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-14 Thread Arun Chandran
Hi, Finally I did it. Interested parties can find it below. If anybody has better ways to do it please suggest. 1) Revert the commit 77961eb984c7e5394bd29cc7be2ab0bf0cc7e7b1. With this commit DP hotplug events are not coming after doing xset dpms force off commit

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-14 Thread Daniel Vetter
On Mon, Apr 14, 2014 at 9:43 AM, Arun Chandran achand...@mvista.com wrote: 1) Revert the commit 77961eb984c7e5394bd29cc7be2ab0bf0cc7e7b1. With this commit DP hotplug events are not coming after doing xset dpms force off commit bfcbf45b5b458ebdc38118ca67279a1cd90e085d Author: Arun Chandran

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-14 Thread Imre Deak
On Mon, 2014-04-14 at 09:47 +0200, Daniel Vetter wrote: On Mon, Apr 14, 2014 at 9:43 AM, Arun Chandran achand...@mvista.com wrote: 1) Revert the commit 77961eb984c7e5394bd29cc7be2ab0bf0cc7e7b1. With this commit DP hotplug events are not coming after doing xset dpms force off commit

[Intel-gfx] Power saving using Display port HPD

2014-04-10 Thread Arun Chandran
I have connected only a DP monitor on Bayley Bay platform and booting ubuntu 13.10 with the kernel http://cgit.freedesktop.org/drm-intel/log/?h=drm-intel-fixes. I am experimenting with the HPD feature of display port with debug messages enabled. (drm.debug=0xe). When I plug in/out DP cable I am

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-10 Thread Jani Nikula
On Thu, 10 Apr 2014, Arun Chandran achand...@mvista.com wrote: I have connected only a DP monitor on Bayley Bay platform and booting ubuntu 13.10 with the kernel http://cgit.freedesktop.org/drm-intel/log/?h=drm-intel-fixes. Most of the time it's probably better to try either Linus' master or

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-10 Thread Jani Nikula
On Thu, 10 Apr 2014, Daniel Vetter dan...@ffwll.ch wrote: On Thu, Apr 10, 2014 at 12:06:15PM +0530, Arun Chandran wrote: I have connected only a DP monitor on Bayley Bay platform and booting ubuntu 13.10 with the kernel http://cgit.freedesktop.org/drm-intel/log/?h=drm-intel-fixes. I am

Re: [Intel-gfx] Power saving using Display port HPD

2014-04-10 Thread Arun Chandran
Hi, On Thu, Apr 10, 2014 at 12:54 PM, Daniel Vetter dan...@ffwll.ch wrote: On Thu, Apr 10, 2014 at 12:06:15PM +0530, Arun Chandran wrote: I have connected only a DP monitor on Bayley Bay platform and booting ubuntu 13.10 with the kernel