Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-31 Thread David Airlie
gt; buyanov" > Sent: Wednesday, 1 April, 2015 2:13:33 AM > Subject: Re: [PATCH] bochs-drm: disable video before changing video mode > > On 19 March 2015 at 11:26, Gerd Hoffmann wrote: > > On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin wrote: > >>

Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-31 Thread Alexander Beregalov
On 19 March 2015 at 11:26, Gerd Hoffmann wrote: > On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin wrote: >> qemu and simics simulators both seem to expect that video should be disabled >> before changing the video mode. > > Not required for qemu. qemu allows updating the modesetting registers >

Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-31 Thread Alexander Beregalov
On 19 March 2015 at 11:26, Gerd Hoffmann kra...@redhat.com wrote: On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin wrote: qemu and simics simulators both seem to expect that video should be disabled before changing the video mode. Not required for qemu. qemu allows updating the modesetting

Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-31 Thread David Airlie
alexander.berega...@intel.com, alexey buyanov alexey.buya...@intel.com Sent: Wednesday, 1 April, 2015 2:13:33 AM Subject: Re: [PATCH] bochs-drm: disable video before changing video mode On 19 March 2015 at 11:26, Gerd Hoffmann kra...@redhat.com wrote: On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin

Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-19 Thread Gerd Hoffmann
On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin wrote: > qemu and simics simulators both seem to expect that video should be disabled > before changing the video mode. Not required for qemu. qemu allows updating the modesetting registers (xres + friends) while vbe is enabled. Turning it off,

Re: [PATCH] bochs-drm: disable video before changing video mode

2015-03-19 Thread Gerd Hoffmann
On Mi, 2015-03-18 at 12:37 -0400, Chris Ruffin wrote: qemu and simics simulators both seem to expect that video should be disabled before changing the video mode. Not required for qemu. qemu allows updating the modesetting registers (xres + friends) while vbe is enabled. Turning it off, then

[PATCH] bochs-drm: disable video before changing video mode

2015-03-18 Thread Chris Ruffin
qemu and simics simulators both seem to expect that video should be disabled before changing the video mode. references: http://git.qemu.org/?p=qemu.git;a=blob;f=hw/display/vga.c;h=c0f7b343bbab586c8593d29c7a765f1e6ca3662c;hb=HEAD#l727

[PATCH] bochs-drm: disable video before changing video mode

2015-03-18 Thread Chris Ruffin
qemu and simics simulators both seem to expect that video should be disabled before changing the video mode. references: http://git.qemu.org/?p=qemu.git;a=blob;f=hw/display/vga.c;h=c0f7b343bbab586c8593d29c7a765f1e6ca3662c;hb=HEAD#l727