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| author | Linas Vepstas | 2006-09-16 01:57:42 +0200 |
|---|---|---|
| committer | Paul Mackerras | 2006-09-21 14:59:14 +0200 |
| commit | 47b5c838af92d3504e99633bf568578203b7305f (patch) | |
| tree | 0122e533f39c48572d74a592c61ac394466fff01 /include/asm-powerpc/ppc-pci.h | |
| parent | [POWERPC] EEH: code comment cleanup (diff) | |
| download | kernel-qcow2-linux-47b5c838af92d3504e99633bf568578203b7305f.tar.gz kernel-qcow2-linux-47b5c838af92d3504e99633bf568578203b7305f.tar.xz kernel-qcow2-linux-47b5c838af92d3504e99633bf568578203b7305f.zip | |
[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>
Diffstat (limited to 'include/asm-powerpc/ppc-pci.h')
| -rw-r--r-- | include/asm-powerpc/ppc-pci.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h index cf79bc7ebb55..1115756c79f9 100644 --- a/include/asm-powerpc/ppc-pci.h +++ b/include/asm-powerpc/ppc-pci.h @@ -69,6 +69,17 @@ 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 * * Clear the EEH-frozen condition on a slot. This routine |