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[POWERPC] EEH: enable MMIO/DMA on frozen slot

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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>
This commit is contained in:
Linas Vepstas
2006-09-15 18:57:42 -05:00
committed by Paul Mackerras
parent cb5b562444
commit 47b5c838af
2 changed files with 40 additions and 0 deletions
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11
include/asm-powerpc/ppc-pci.h
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@@ -68,6 +68,17 @@ struct pci_dev *pci_get_device_by_addr(unsigned long addr);
*/
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
*