summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/pci/pci.c2
-rw-r--r--include/linux/ioport.h4
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 25e0327..7b008c7 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2228,7 +2228,7 @@ void pci_pm_init(struct pci_dev *dev)
static unsigned long pci_ea_flags(struct pci_dev *dev, u8 prop)
{
- unsigned long flags = IORESOURCE_PCI_FIXED;
+ unsigned long flags = IORESOURCE_PCI_FIXED | IORESOURCE_PCI_EA_BEI;
switch (prop) {
case PCI_EA_P_MEM:
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 0b65543..6230064 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -26,6 +26,9 @@ struct resource {
/*
* IO resources have these defined flags.
+ *
+ * PCI devices expose these flags to userspace in the "resource" sysfs file,
+ * so don't move them.
*/
#define IORESOURCE_BITS 0x000000ff /* Bus-specific bits */
@@ -110,6 +113,7 @@ struct resource {
/* PCI control bits. Shares IORESOURCE_BITS with above PCI ROM. */
#define IORESOURCE_PCI_FIXED (1<<4) /* Do not move resource */
+#define IORESOURCE_PCI_EA_BEI (1<<5) /* BAR Equivalent Indicator */
/*
* I/O Resource Descriptors
OpenPOWER on IntegriCloud