Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-10-27 Thread Nikolay Yakimov
Sorry for butting in, but as a concerned user, let me add my two cents. I have just about enough expertise in kernel to port this patch to newer kernel versions. I have absolutely no idea on how to fix this proper. And porting (in my case) is time-consuming and error-prone. I wish this patch was

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-10-27 Thread Nikolay Yakimov
Sorry for butting in, but as a concerned user, let me add my two cents. I have just about enough expertise in kernel to port this patch to newer kernel versions. I have absolutely no idea on how to fix this proper. And porting (in my case) is time-consuming and error-prone. I wish this patch was

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-16 Thread Alex Williamson
On Fri, 2014-05-16 at 11:06 +0200, Daniel Vetter wrote: > On Thu, May 15, 2014 at 10:46:50PM -0600, Alex Williamson wrote: > > On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: > > > On Thu, May 15, 2014 at 11:43 PM, Alex Williamson > > > wrote: > > > > I don't know what to do with this.

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-16 Thread Daniel Vetter
On Thu, May 15, 2014 at 10:46:50PM -0600, Alex Williamson wrote: > On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: > > On Thu, May 15, 2014 at 11:43 PM, Alex Williamson > > wrote: > > > I don't know what to do with this. It seems like a lot of wishful > > > thinking that in the best case

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-16 Thread Daniel Vetter
On Thu, May 15, 2014 at 10:46:50PM -0600, Alex Williamson wrote: On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: On Thu, May 15, 2014 at 11:43 PM, Alex Williamson alex.william...@redhat.com wrote: I don't know what to do with this. It seems like a lot of wishful thinking that

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-16 Thread Alex Williamson
On Fri, 2014-05-16 at 11:06 +0200, Daniel Vetter wrote: On Thu, May 15, 2014 at 10:46:50PM -0600, Alex Williamson wrote: On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: On Thu, May 15, 2014 at 11:43 PM, Alex Williamson alex.william...@redhat.com wrote: I don't know what to do

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Alex Williamson
On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: > On Thu, May 15, 2014 at 11:43 PM, Alex Williamson > wrote: > > I don't know what to do with this. It seems like a lot of wishful > > thinking that in the best case would drag on for years. Even if we get > > VGA arbitration out of Xorg,

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Daniel Vetter
On Thu, May 15, 2014 at 11:43 PM, Alex Williamson wrote: > I don't know what to do with this. It seems like a lot of wishful > thinking that in the best case would drag on for years. Even if we get > VGA arbitration out of Xorg, the bit about making the userspace VGA > arbiter interface lie

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Alex Williamson
On Mon, 2014-05-12 at 21:38 +0200, Daniel Vetter wrote: > On Mon, May 12, 2014 at 01:30:39PM -0600, Alex Williamson wrote: > > On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: > > > On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: > > > > Commit 81b5c7bc found that the

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Alex Williamson
On Mon, 2014-05-12 at 21:38 +0200, Daniel Vetter wrote: On Mon, May 12, 2014 at 01:30:39PM -0600, Alex Williamson wrote: On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: Commit 81b5c7bc found that the current VGA

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Daniel Vetter
On Thu, May 15, 2014 at 11:43 PM, Alex Williamson alex.william...@redhat.com wrote: I don't know what to do with this. It seems like a lot of wishful thinking that in the best case would drag on for years. Even if we get VGA arbitration out of Xorg, the bit about making the userspace VGA

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-15 Thread Alex Williamson
On Fri, 2014-05-16 at 00:50 +0200, Daniel Vetter wrote: On Thu, May 15, 2014 at 11:43 PM, Alex Williamson alex.william...@redhat.com wrote: I don't know what to do with this. It seems like a lot of wishful thinking that in the best case would drag on for years. Even if we get VGA

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Daniel Vetter
On Mon, May 12, 2014 at 01:30:39PM -0600, Alex Williamson wrote: > On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: > > On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: > > > Commit 81b5c7bc found that the current VGA arbiter support in i915 > > > only works for ancient

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Alex Williamson
On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: > On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: > > Commit 81b5c7bc found that the current VGA arbiter support in i915 > > only works for ancient GMCH-based IGD devices and attempted to update > > support for newer HD

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Daniel Vetter
On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: > Commit 81b5c7bc found that the current VGA arbiter support in i915 > only works for ancient GMCH-based IGD devices and attempted to update > support for newer HD devices. Unfortunately newer devices cannot > completely opt-out of

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Daniel Vetter
On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: Commit 81b5c7bc found that the current VGA arbiter support in i915 only works for ancient GMCH-based IGD devices and attempted to update support for newer HD devices. Unfortunately newer devices cannot completely opt-out of VGA

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Alex Williamson
On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: Commit 81b5c7bc found that the current VGA arbiter support in i915 only works for ancient GMCH-based IGD devices and attempted to update support for newer HD devices.

Re: [PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-12 Thread Daniel Vetter
On Mon, May 12, 2014 at 01:30:39PM -0600, Alex Williamson wrote: On Mon, 2014-05-12 at 21:08 +0200, Daniel Vetter wrote: On Fri, May 09, 2014 at 02:20:41PM -0600, Alex Williamson wrote: Commit 81b5c7bc found that the current VGA arbiter support in i915 only works for ancient GMCH-based

[PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-09 Thread Alex Williamson
Commit 81b5c7bc found that the current VGA arbiter support in i915 only works for ancient GMCH-based IGD devices and attempted to update support for newer HD devices. Unfortunately newer devices cannot completely opt-out of VGA arbitration like the old devices could. The VGA I/O space cannot be

[PATCH] i915: Add module option to support VGA arbiter on HD devices

2014-05-09 Thread Alex Williamson
Commit 81b5c7bc found that the current VGA arbiter support in i915 only works for ancient GMCH-based IGD devices and attempted to update support for newer HD devices. Unfortunately newer devices cannot completely opt-out of VGA arbitration like the old devices could. The VGA I/O space cannot be