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-rw-r--r--arch/powerpc/platforms/pseries/eeh.c79
1 files changed, 0 insertions, 79 deletions
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 3c8658ea13f2..b5fcecb06731 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -610,85 +610,6 @@ int eeh_reset_pe(struct eeh_dev *edev)
return -1;
}
-/** Save and restore of PCI BARs
- *
- * Although firmware will set up BARs during boot, it doesn't
- * set up device BAR's after a device reset, although it will,
- * if requested, set up bridge configuration. Thus, we need to
- * configure the PCI devices ourselves.
- */
-
-/**
- * eeh_restore_one_device_bars - Restore the Base Address Registers for one device
- * @edev: PCI device associated EEH device
- *
- * Loads the PCI configuration space base address registers,
- * the expansion ROM base address, the latency timer, and etc.
- * from the saved values in the device node.
- */
-static inline void eeh_restore_one_device_bars(struct eeh_dev *edev)
-{
- int i;
- u32 cmd;
- struct device_node *dn = eeh_dev_to_of_node(edev);
-
- if (!edev->phb)
- return;
-
- for (i=4; i<10; i++) {
- eeh_ops->write_config(dn, i*4, 4, edev->config_space[i]);
- }
-
- /* 12 == Expansion ROM Address */
- eeh_ops->write_config(dn, 12*4, 4, edev->config_space[12]);
-
-#define BYTE_SWAP(OFF) (8*((OFF)/4)+3-(OFF))
-#define SAVED_BYTE(OFF) (((u8 *)(edev->config_space))[BYTE_SWAP(OFF)])
-
- eeh_ops->write_config(dn, PCI_CACHE_LINE_SIZE, 1,
- SAVED_BYTE(PCI_CACHE_LINE_SIZE));
-
- eeh_ops->write_config(dn, PCI_LATENCY_TIMER, 1,
- SAVED_BYTE(PCI_LATENCY_TIMER));
-
- /* max latency, min grant, interrupt pin and line */
- eeh_ops->write_config(dn, 15*4, 4, edev->config_space[15]);
-
- /* Restore PERR & SERR bits, some devices require it,
- * don't touch the other command bits
- */
- eeh_ops->read_config(dn, PCI_COMMAND, 4, &cmd);
- if (edev->config_space[1] & PCI_COMMAND_PARITY)
- cmd |= PCI_COMMAND_PARITY;
- else
- cmd &= ~PCI_COMMAND_PARITY;
- if (edev->config_space[1] & PCI_COMMAND_SERR)
- cmd |= PCI_COMMAND_SERR;
- else
- cmd &= ~PCI_COMMAND_SERR;
- eeh_ops->write_config(dn, PCI_COMMAND, 4, cmd);
-}
-
-/**
- * eeh_restore_bars - Restore the PCI config space info
- * @edev: EEH device
- *
- * This routine performs a recursive walk to the children
- * of this device as well.
- */
-void eeh_restore_bars(struct eeh_dev *edev)
-{
- struct device_node *dn;
- if (!edev)
- return;
-
- if ((edev->mode & EEH_MODE_SUPPORTED) && !IS_BRIDGE(edev->class_code))
- eeh_restore_one_device_bars(edev);
-
- for_each_child_of_node(eeh_dev_to_of_node(edev), dn)
- eeh_restore_bars(of_node_to_eeh_dev(dn));
-}
-
/**
* eeh_save_bars - Save device bars
* @edev: PCI device associated EEH device