powerpc/powernv: Use __raw_[rm_]writeq_be() in pci-ioda.c

This allows us to squash some sparse warnings and also avoids having
to do explicity endian conversions in the code.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Samuel Mendoza-Jonas <sam@mendozajonas.com>

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 9731098005726647f5b64911f1dbbd8b8563cb56..1b02f86dfec10dc4c79f03eedf78f44c40304beb 100644 (file)
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -1976,9 +1976,10 @@ static void pnv_pci_p7ioc_tce_invalidate(struct iommu_table *tbl,
         mb(); /* Ensure above stores are visible */
         while (start <= end) {
                if (rm)
-                       __raw_rm_writeq(cpu_to_be64(start), invalidate);
+                       __raw_rm_writeq_be(start, invalidate);
                else
-                       __raw_writeq(cpu_to_be64(start), invalidate);
+                       __raw_writeq_be(start, invalidate);
+
                 start += inc;
         }
 
@@ -2055,9 +2056,9 @@ static void pnv_pci_phb3_tce_invalidate_entire(struct pnv_phb *phb, bool rm)
 
        mb(); /* Ensure previous TCE table stores are visible */
        if (rm)
-               __raw_rm_writeq(cpu_to_be64(val), invalidate);
+               __raw_rm_writeq_be(val, invalidate);
        else
-               __raw_writeq(cpu_to_be64(val), invalidate);
+               __raw_writeq_be(val, invalidate);
 }
 
 static inline void pnv_pci_phb3_tce_invalidate_pe(struct pnv_ioda_pe *pe)
@@ -2067,7 +2068,7 @@ static inline void pnv_pci_phb3_tce_invalidate_pe(struct pnv_ioda_pe *pe)
        unsigned long val = PHB3_TCE_KILL_INVAL_PE | (pe->pe_number & 0xFF);
 
        mb(); /* Ensure above stores are visible */
-       __raw_writeq(cpu_to_be64(val), invalidate);
+       __raw_writeq_be(val, invalidate);
 }
 
 static void pnv_pci_phb3_tce_invalidate(struct pnv_ioda_pe *pe, bool rm,
@@ -2090,9 +2091,9 @@ static void pnv_pci_phb3_tce_invalidate(struct pnv_ioda_pe *pe, bool rm,
 
        while (start <= end) {
                if (rm)
-                       __raw_rm_writeq(cpu_to_be64(start), invalidate);
+                       __raw_rm_writeq_be(start, invalidate);
                else
-                       __raw_writeq(cpu_to_be64(start), invalidate);
+                       __raw_writeq_be(start, invalidate);
                start += inc;
        }
 }