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Diffstat (limited to 'arch/powerpc/kernel/eeh.c')
-rw-r--r--arch/powerpc/kernel/eeh.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 2b9df0040d6b..bc640e4c5ca5 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -394,9 +394,7 @@ static int eeh_phb_check_failure(struct eeh_pe *pe)
/* Check PHB state */
ret = eeh_ops->get_state(phb_pe, NULL);
if ((ret < 0) ||
- (ret == EEH_STATE_NOT_SUPPORT) ||
- (ret & (EEH_STATE_MMIO_ACTIVE | EEH_STATE_DMA_ACTIVE)) ==
- (EEH_STATE_MMIO_ACTIVE | EEH_STATE_DMA_ACTIVE)) {
+ (ret == EEH_STATE_NOT_SUPPORT) || eeh_state_active(ret)) {
ret = 0;
goto out;
}
@@ -433,7 +431,6 @@ out:
int eeh_dev_check_failure(struct eeh_dev *edev)
{
int ret;
- int active_flags = (EEH_STATE_MMIO_ACTIVE | EEH_STATE_DMA_ACTIVE);
unsigned long flags;
struct device_node *dn;
struct pci_dev *dev;
@@ -525,8 +522,7 @@ int eeh_dev_check_failure(struct eeh_dev *edev)
* state, PE is in good state.
*/
if ((ret < 0) ||
- (ret == EEH_STATE_NOT_SUPPORT) ||
- ((ret & active_flags) == active_flags)) {
+ (ret == EEH_STATE_NOT_SUPPORT) || eeh_state_active(ret)) {
eeh_stats.false_positives++;
pe->false_positives++;
rc = 0;
@@ -546,8 +542,7 @@ int eeh_dev_check_failure(struct eeh_dev *edev)
/* Frozen parent PE ? */
ret = eeh_ops->get_state(parent_pe, NULL);
- if (ret > 0 &&
- (ret & active_flags) != active_flags)
+ if (ret > 0 && !eeh_state_active(ret))
pe = parent_pe;
/* Next parent level */
@@ -888,7 +883,6 @@ static void *eeh_set_dev_freset(void *data, void *flag)
*/
int eeh_pe_reset_full(struct eeh_pe *pe)
{
- int active_flags = (EEH_STATE_MMIO_ACTIVE | EEH_STATE_DMA_ACTIVE);
int reset_state = (EEH_PE_RESET | EEH_PE_CFG_BLOCKED);
int type = EEH_RESET_HOT;
unsigned int freset = 0;
@@ -919,7 +913,7 @@ int eeh_pe_reset_full(struct eeh_pe *pe)
/* Wait until the PE is in a functioning state */
state = eeh_ops->wait_state(pe, PCI_BUS_RESET_WAIT_MSEC);
- if ((state & active_flags) == active_flags)
+ if (eeh_state_active(state))
break;
if (state < 0) {
@@ -1352,16 +1346,15 @@ static int eeh_pe_change_owner(struct eeh_pe *pe)
struct eeh_dev *edev, *tmp;
struct pci_dev *pdev;
struct pci_device_id *id;
- int flags, ret;
+ int ret;
/* Check PE state */
- flags = (EEH_STATE_MMIO_ACTIVE | EEH_STATE_DMA_ACTIVE);
ret = eeh_ops->get_state(pe, NULL);
if (ret < 0 || ret == EEH_STATE_NOT_SUPPORT)
return 0;
/* Unfrozen PE, nothing to do */
- if ((ret & flags) == flags)
+ if (eeh_state_active(ret))
return 0;
/* Frozen PE, check if it needs PE level reset */