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powerpc/powernv: Define TCE Kill flags

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This replaces magic constants for TCE Kill IODA2 register with macros.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Alexey Kardashevskiy 2016-04-29 18:55:17 +10:00 committed by Michael Ellerman
parent a7cf13caad
commit bef9253f55
1 changed files with 5 additions and 2 deletions
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7
arch/powerpc/platforms/powernv/pci-ioda.c
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@ -1840,10 +1840,13 @@ static struct iommu_table_ops pnv_ioda1_iommu_ops = {
.get = pnv_tce_get,
};
#define TCE_KILL_INVAL_PE PPC_BIT(1)
#define TCE_KILL_INVAL_TCE PPC_BIT(2)
static inline void pnv_pci_ioda2_tce_invalidate_pe(struct pnv_ioda_pe *pe)
{
/* 01xb - invalidate TCEs that match the specified PE# */
unsigned long val = (0x4ull << 60) | (pe->pe_number & 0xFF);
unsigned long val = TCE_KILL_INVAL_PE | (pe->pe_number & 0xFF);
struct pnv_phb *phb = pe->phb;
struct pnv_ioda_pe *npe;
int i;
@ -1871,7 +1874,7 @@ static void pnv_pci_ioda2_do_tce_invalidate(unsigned pe_number, bool rm,
unsigned long start, end, inc;
/* We'll invalidate DMA address in PE scope */
start = 0x2ull << 60;
start = TCE_KILL_INVAL_TCE;
start |= (pe_number & 0xFF);
end = start;