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authormerge <null@invalid>2009-01-22 13:55:32 +0000
committerAndy Green <agreen@octopus.localdomain>2009-01-22 13:55:32 +0000
commitaa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 (patch)
treefbb786d0ac6f8a774fd834e9ce951197e60fbffa /arch/powerpc/platforms/pseries/eeh.c
parentf2d78193eae5dccd3d588d2c8ea0866efc368332 (diff)
MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141
pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage: From: merge <null@invalid> MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage: From: merge <null@invalid> MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage: From: Andy Green <andy@openmoko.com> fix-stray-endmenu.patch Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'arch/powerpc/platforms/pseries/eeh.c')
-rw-r--r--arch/powerpc/platforms/pseries/eeh.c44
1 files changed, 24 insertions, 20 deletions
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 54816d75b57..989d6462c15 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -21,6 +21,8 @@
* Please address comments and feedback to Linas Vepstas <linas@austin.ibm.com>
*/
+#undef DEBUG
+
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/list.h>
@@ -488,10 +490,8 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
if (!(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
pdn->eeh_mode & EEH_MODE_NOCHECK) {
ignored_check++;
-#ifdef DEBUG
- printk ("EEH:ignored check (%x) for %s %s\n",
- pdn->eeh_mode, pci_name (dev), dn->full_name);
-#endif
+ pr_debug("EEH: Ignored check (%x) for %s %s\n",
+ pdn->eeh_mode, pci_name (dev), dn->full_name);
return 0;
}
@@ -1014,10 +1014,9 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
eeh_subsystem_enabled = 1;
pdn->eeh_mode |= EEH_MODE_SUPPORTED;
-#ifdef DEBUG
- printk(KERN_DEBUG "EEH: %s: eeh enabled, config=%x pe_config=%x\n",
- dn->full_name, pdn->eeh_config_addr, pdn->eeh_pe_config_addr);
-#endif
+ pr_debug("EEH: %s: eeh enabled, config=%x pe_config=%x\n",
+ dn->full_name, pdn->eeh_config_addr,
+ pdn->eeh_pe_config_addr);
} else {
/* This device doesn't support EEH, but it may have an
@@ -1161,13 +1160,17 @@ static void eeh_add_device_late(struct pci_dev *dev)
if (!dev || !eeh_subsystem_enabled)
return;
-#ifdef DEBUG
- printk(KERN_DEBUG "EEH: adding device %s\n", pci_name(dev));
-#endif
+ pr_debug("EEH: Adding device %s\n", pci_name(dev));
- pci_dev_get (dev);
dn = pci_device_to_OF_node(dev);
pdn = PCI_DN(dn);
+ if (pdn->pcidev == dev) {
+ pr_debug("EEH: Already referenced !\n");
+ return;
+ }
+ WARN_ON(pdn->pcidev);
+
+ pci_dev_get (dev);
pdn->pcidev = dev;
pci_addr_cache_insert_device(dev);
@@ -1206,17 +1209,18 @@ static void eeh_remove_device(struct pci_dev *dev)
return;
/* Unregister the device with the EEH/PCI address search system */
-#ifdef DEBUG
- printk(KERN_DEBUG "EEH: remove device %s\n", pci_name(dev));
-#endif
- pci_addr_cache_remove_device(dev);
- eeh_sysfs_remove_device(dev);
+ pr_debug("EEH: Removing device %s\n", pci_name(dev));
dn = pci_device_to_OF_node(dev);
- if (PCI_DN(dn)->pcidev) {
- PCI_DN(dn)->pcidev = NULL;
- pci_dev_put (dev);
+ if (PCI_DN(dn)->pcidev == NULL) {
+ pr_debug("EEH: Not referenced !\n");
+ return;
}
+ PCI_DN(dn)->pcidev = NULL;
+ pci_dev_put (dev);
+
+ pci_addr_cache_remove_device(dev);
+ eeh_sysfs_remove_device(dev);
}
void eeh_remove_bus_device(struct pci_dev *dev)