On Fri, Jun 09, 2017 at 10:59:41AM +0200, Christian König wrote: > Hi everyone, > > This is the fith incarnation of this set of patches. It enables device > drivers to resize and most likely also relocate the PCI BAR of devices > they manage to allow the CPU to access all of the device local memory at once. I think this is really v7, isn't it? I see a v6 posted May 9. > This is very useful for GFX device drivers where the default PCI BAR is only > about 256MB in size for compatibility reasons, but the device easily have > multiple gigabyte of local memory. > > Some changes since V4: > 1. Rebased on 4.11. I apply patches to topic branches based on -rc1. I did apply these by hand, but it's easier if they apply cleanly to -rc1. > 2. added the rb from Andy Shevchenko to patches which look complete now. > 3. Move releasing the BAR and reallocating it on error to the driver side. > 4. Add amdgpu support for GMC V6 hardware generation as well. > > Please review and/or comment, > Christian. >
