Re: initial multi-master support for the drm..

2008-01-02 Thread Alan Cox
> Interrupt handler - userspace plays with the irq lines, I think we could > have issues getting interrupts when we have no master. Undoubtedly - PCI interrupts are asynchronous to the other busses and can turn up suprisingly late. It ought to be sufficient to clear the IRQ cause kernel side and

initial multi-master support for the drm..

2008-01-01 Thread Dave Airlie
The DRM has never been able to support multiple X servers for DRI that could be chvt'ed between (fast-user-switching...) This is my first attempt at a patch to provide this support. With it and a slightly hacked up intel driver I can run two servers with gears on each and chvt between them (it