On Wed, Aug 01, 2012 at 11:02:42PM -0500, Seth Forshee wrote: > On Wed, Aug 01, 2012 at 04:21:47PM -0700, Greg KH wrote: > > On Wed, Aug 01, 2012 at 05:54:00PM +0100, Matthew Garrett wrote: > > > On Tue, Jul 31, 2012 at 03:32:40PM -0700, Greg KH wrote: > > > > > > > With this series, does the latest MacBook work properly for the Intel > > > > graphics driver? Or is this to resolve some other hardware issue? > > > > > > Apple only seem to provide the ROM for the radeon. Intel normally > > > stands a much better chance of working without a ROM - the only thing it > > > really uses it for is the VBT, and I'm thinking about a couple of ways > > > of handlng that. > > > > Ok, thanks for letting me know. For some reason, the gmux isn't working > > on the latest MacBook Pro so I can't get the vga switched to the Intel > > PCI device. Rumor has it the osx tool at > > http://codykrieger.com/gfxCardStatus will switch into the Intel chip > > until the laptop is hard powered off, so it is possible, just need to > > figure out how to make the hardware do the switch... > > There's a tool that enables some verbose logging which records all the > I/O to the gmux. It works for me with a Macbook Pro 8,2 running OS X > Lion, so you might give it a try. > > All you need to do is clone https://github.com/ah-/switcher.git, build, > and run switcher. If it works you'll see messages prefixed with AGC in > dmesg. Then you can use gfxCardStatus to force some switches between the > integrated and discrete cards. After that you'll want to grab > /var/log/kern.log to get the full logs of everything that happened. > > If you try this and it works, I'd appreciate it if you could send me a > copy of kern.log so I can apply the information towards getting graphics > switching into apple-gmux. Francois, any chance you can ty this and let Seth know the results? I don't have OSX on my machine anymore to do this myself. thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
