sparc64: Commonize large portions of PSYCHO error handling.

The IOMMU and streaming cache error interrogation is moved here
as well as the PCI error interrupt handler.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/psycho_common.h b/arch/sparc64/kernel/psycho_common.h
index adfbadb6986e..b53aa8dcad2c 100644
--- a/arch/sparc64/kernel/psycho_common.h
+++ b/arch/sparc64/kernel/psycho_common.h
@@ -1,6 +1,17 @@
 #ifndef _PSYCHO_COMMON_H
 #define _PSYCHO_COMMON_H
 
+enum psycho_error_type {
+        UE_ERR, CE_ERR, PCI_ERR
+};
+
+extern void psycho_check_iommu_error(struct pci_pbm_info *pbm,
+                                     unsigned long afsr,
+                                     unsigned long afar,
+                                     enum psycho_error_type type);
+
+extern irqreturn_t psycho_pcierr_intr(int irq, void *dev_id);
+
 extern int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize,
                              u32 dvma_offset, u32 dma_mask,
                              unsigned long write_complete_offset);