Re: [PATCH v2 1/1] vfio-pci/nvlink2: Allow fallback to ibm,mmio-atsd[0]

2020-04-01 Thread Alex Williamson
On Tue, 31 Mar 2020 15:12:46 +1100 Sam Bobroff wrote: > Older versions of skiboot only provide a single value in the device > tree property "ibm,mmio-atsd", even when multiple Address Translation > Shoot Down (ATSD) registers are present. This prevents NVLink2 devices > (other than the first) fro

Re: [PATCH v2 1/1] vfio-pci/nvlink2: Allow fallback to ibm,mmio-atsd[0]

2020-03-30 Thread Alexey Kardashevskiy
On 31/03/2020 15:12, Sam Bobroff wrote: > Older versions of skiboot only provide a single value in the device > tree property "ibm,mmio-atsd", even when multiple Address Translation > Shoot Down (ATSD) registers are present. This prevents NVLink2 devices > (other than the first) from being used

[PATCH v2 1/1] vfio-pci/nvlink2: Allow fallback to ibm,mmio-atsd[0]

2020-03-30 Thread Sam Bobroff
Older versions of skiboot only provide a single value in the device tree property "ibm,mmio-atsd", even when multiple Address Translation Shoot Down (ATSD) registers are present. This prevents NVLink2 devices (other than the first) from being used with vfio-pci because vfio-pci expects to be able t