powerpc/powernv/pci: Export pnv_pci_ioda2_tce_invalidate_pe

Pseudo DMA support requires a method to invalidate the TCE cache
Export pnv_pci_ioda2_tce_invalidate_pe for use by the pseudo DMA
mapper.

Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>

2 files changed, 2 insertions, 1 deletions

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 55f0f7b..a6097dd 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -2102,7 +2102,7 @@ static void pnv_pci_phb3_tce_invalidate(struct pnv_ioda_pe *pe, bool rm,
 	}
 }
 
-static inline void pnv_pci_ioda2_tce_invalidate_pe(struct pnv_ioda_pe *pe)
+void pnv_pci_ioda2_tce_invalidate_pe(struct pnv_ioda_pe *pe)
 {
 	struct pnv_phb *phb = pe->phb;
 
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index 83492ab..8d3849e 100644
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -264,6 +264,7 @@ extern void pe_level_printk(const struct pnv_ioda_pe *pe, const char *level,
 /* Nvlink functions */
 extern void pnv_npu_try_dma_set_bypass(struct pci_dev *gpdev, bool bypass);
 extern void pnv_pci_ioda2_tce_invalidate_entire(struct pnv_phb *phb, bool rm);
+extern void pnv_pci_ioda2_tce_invalidate_pe(struct pnv_ioda_pe *pe);
 extern struct pnv_ioda_pe *pnv_pci_npu_setup_iommu(struct pnv_ioda_pe *npe);
 extern long pnv_npu_set_window(struct pnv_ioda_pe *npe, int num,
 		struct iommu_table *tbl);