From: Timothy Pearson <tpearson@raptorengineering.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>
Subject: [PATCH 5/7] powerpc/powernv/pci: Export
Date: Sat, 23 Jun 2018 18:54:16 -0500 (CDT) [thread overview]
Message-ID: <225890156.2569252.1529798056341.JavaMail.zimbra@raptorengineeringinc.com> (raw)
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>
---
arch/powerpc/platforms/powernv/pci-ioda.c | 2 +-
arch/powerpc/platforms/powernv/pci.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 55f0f7b885bc..a6097dd323f8 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 83492aba90f1..8d3849e76be3 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);
--
2.17.1
reply other threads:[~2018-06-24 0:03 UTC|newest]
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