Revised [PATCH 1/2]: define inline for test of channel error state

[linas@austin.ibm.com (Linas Vepstas)]

Greg,

Per discussion, a revised patch. Silly me, the value was already
initialized in drivers/pci/probe.c and I'd been dragging along
a prehistoric version of the if checks.

--linas

[PATCH 1/2]: define inline for test of pci channel error state

Add very simple routine to indicate the pci channel error state.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>

----
 include/linux/pci.h |    5 +++++
 1 file changed, 5 insertions(+)

Index: linux-2.6.19-git7/include/linux/pci.h
===================================================================
--- linux-2.6.19-git7.orig/include/linux/pci.h	2006-12-06 15:53:30.000000000 -0600
+++ linux-2.6.19-git7/include/linux/pci.h	2006-12-12 15:48:04.000000000 -0600
@@ -181,6 +181,11 @@ struct pci_dev {
 #define	to_pci_dev(n) container_of(n, struct pci_dev, dev)
 #define for_each_pci_dev(d) while ((d = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, d)) != NULL)
 
+static inline int pci_channel_offline(struct pci_dev *pdev)
+{
+	return (pdev->error_state != pci_channel_io_normal);
+}
+
 static inline struct pci_cap_saved_state *pci_find_saved_cap(
 	struct pci_dev *pci_dev,char cap)
 {