Re: [PATCH] bochs-drm: disable video before changing video mode
- Original Message - > From: "Alexander Beregalov" > To: "Gerd Hoffmann" > Cc: "Chris Ruffin" , "Linux Kernel Mailing List" > , "Dave > Airlie" , cmruf...@gmail.com, "Alexander Beregalov" > , "alexey > 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: > >> 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 back on after updating the registers doesn't hurt > > though. So if this change gets things going on simics it's fine with > > me. > > > > Reviewed-by: Gerd Hoffmann > > Hi Gerd, Dave, > I can't find the patch in linux-next, > will it be included in 4.1? Just added it now. Thanks, Dave. > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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: >> 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 back on after updating the registers doesn't hurt > though. So if this change gets things going on simics it's fine with > me. > > Reviewed-by: Gerd Hoffmann Hi Gerd, Dave, I can't find the patch in linux-next, will it be included in 4.1? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] bochs-drm: disable video before changing video mode
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 back on after updating the registers doesn't hurt though. So if this change gets things going on simics it's fine with me. Reviewed-by: Gerd Hoffmann cheers, Gerd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
