Re: [PATCH 6/7] powerpc/powernv/pci: Invalidate TCE cache after DMA map

2018-06-24 Thread Alexey Kardashevskiy
On Sat, 23 Jun 2018 18:54:36 -0500 (CDT) Timothy Pearson wrote: > setup > > Per the IODA2, TCEs must be invalidated after their settings > have been changed. Invalidate the cache after the address > is changed during TCE allocation when using pseudo DMA. > > Signed-off-by: Timothy Pearson >

[PATCH 6/7] powerpc/powernv/pci: Invalidate TCE cache after DMA map

2018-06-23 Thread Timothy Pearson
setup Per the IODA2, TCEs must be invalidated after their settings have been changed. Invalidate the cache after the address is changed during TCE allocation when using pseudo DMA. Signed-off-by: Timothy Pearson --- arch/powerpc/platforms/powernv/pci-dma.c | 3 +-- 1 file changed, 1