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powerpc/eeh: Device bars restore based on PE

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The patch introduces the function to traverse the devices of the
specified PE and its child PEs. Also, the restore on device bars
is implemented based on the traverse function.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Gavin Shan
2012-09-07 22:44:15 +00:00
committed by Benjamin Herrenschmidt
parent 371a395d2f
commit 9e6d2cf65e
4 changed files with 97 additions and 80 deletions
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1
arch/powerpc/include/asm/ppc-pci.h
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@@ -54,7 +54,6 @@ struct pci_dev *pci_addr_cache_get_device(unsigned long addr);
void eeh_slot_error_detail(struct eeh_dev *edev, int severity);
int eeh_pci_enable(struct eeh_dev *edev, int function);
int eeh_reset_pe(struct eeh_dev *);
void eeh_restore_bars(struct eeh_dev *);
int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
int rtas_read_config(struct pci_dn *, int where, int size, u32 *val);
void eeh_pe_state_mark(struct eeh_pe *pe, int state);