Re: [PATCH v3] powerpc/powernv: Enable PCI peer-to-peer

2017-07-31 Thread Michael Ellerman
Brian King writes: > Michael, > > What do we need on this one before we can pull into your -next branch? This skiboot side to be merged. cheers

Re: [PATCH v3] powerpc/powernv: Enable PCI peer-to-peer

2017-07-31 Thread Brian King
Michael, What do we need on this one before we can pull into your -next branch? Thanks, Brian -- Brian King Power Linux I/O IBM Linux Technology Center

[PATCH v3] powerpc/powernv: Enable PCI peer-to-peer

2017-07-17 Thread Frederic Barrat
P9 has support for PCI peer-to-peer, enabling a device to write in the mmio space of another device directly, without interrupting the CPU. This patch adds support for it on powernv, by adding a new API to be called by drivers. The pnv_pci_set_p2p(...) call configures an 'initiator', i.e the devic