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Commit 90375f53 authored by Linas Vepstas's avatar Linas Vepstas Committed by Paul Mackerras
Browse files

[POWERPC] EEH: handle reset state high 



Some firmware versions will return a slot reset state of "1"
when a slot is EEH frozen. Recognize this as a state that can be
handled.

Signed-off-by: default avatarLinas Vepstas <linas@austin.ibm.com>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 5794dbcb

arch/powerpc/platforms/pseries/eeh.c

+3 −3
Original line number Diff line number Diff line
@@ -386,7 +386,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev) 
	}



	/* If not the kind of error we know about, punt. */

	if (rets[0] != 2 && rets[0] != 4 && rets[0] != 5) {

	if (rets[0] != 1 && rets[0] != 2 && rets[0] != 4 && rets[0] != 5) {

		false_positives++;

		rc = 0;

		goto dn_unlock;
@@ -401,7 +401,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev) 
	spin_unlock_irqrestore(&confirm_error_lock, flags);



	state = pci_channel_io_normal;

	if ((rets[0] == 2) || (rets[0] == 4))

	if ((rets[0] == 1) || (rets[0] == 2) || (rets[0] == 4))

		state = pci_channel_io_frozen;

	if (rets[0] == 5)

		state = pci_channel_io_perm_failure;
@@ -410,7 +410,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev) 
	/* Most EEH events are due to device driver bugs.  Having

	 * a stack trace will help the device-driver authors figure

	 * out what happened.  So print that out. */

	if (rets[0] != 5) dump_stack();

	dump_stack();

	return 1;



dn_unlock: