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Commit 4d902195 authored by Alexey Kardashevskiy's avatar Alexey Kardashevskiy Committed by Michael Ellerman
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powerpc/powernv/ioda: Fix TCE invalidate to work in real mode again 



Commit fd141d1a ("powerpc/powernv/pci: Rework accessing the TCE
invalidate register") broke TCE invalidation on IODA2/PHB3 for real
mode.

This makes invalidate work again.

Fixes: fd141d1a ("powerpc/powernv/pci: Rework accessing the TCE invalidate register")
Signed-off-by: default avatarAlexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 54a94fcf

arch/powerpc/platforms/powernv/pci-ioda.c

+1 −1
Original line number Diff line number Diff line
@@ -1877,7 +1877,7 @@ static void pnv_pci_phb3_tce_invalidate(struct pnv_ioda_pe *pe, bool rm, 
					unsigned shift, unsigned long index,

					unsigned long npages)

{

	__be64 __iomem *invalidate = pnv_ioda_get_inval_reg(pe->phb, false);

	__be64 __iomem *invalidate = pnv_ioda_get_inval_reg(pe->phb, rm);

	unsigned long start, end, inc;



	/* We'll invalidate DMA address in PE scope */