[POWERPC] EEH: enable MMIO/DMA on frozen slot
Add wrapper around the rtas call to enable MMIO or DMA on a frozen pci
slot.
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h
index cf79bc7..1115756 100644
--- a/include/asm-powerpc/ppc-pci.h
+++ b/include/asm-powerpc/ppc-pci.h
@@ -69,6 +69,17 @@
void eeh_slot_error_detail (struct pci_dn *pdn, int severity);
/**
+ * rtas_pci_enableo - enable IO transfers for this slot
+ * @pdn: pci device node
+ * @function: either EEH_THAW_MMIO or EEH_THAW_DMA
+ *
+ * Enable I/O transfers to this slot
+ */
+#define EEH_THAW_MMIO 2
+#define EEH_THAW_DMA 3
+int rtas_pci_enable(struct pci_dn *pdn, int function);
+
+/**
* rtas_set_slot_reset -- unfreeze a frozen slot
*
* Clear the EEH-frozen condition on a slot. This routine