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Diffstat (limited to 'drivers/char/agp')
-rw-r--r--drivers/char/agp/intel-agp.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 918e484f41b7..c1c07a2ccb11 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -10,6 +10,9 @@
#include <linux/agp_backend.h>
#include "agp.h"
+int intel_agp_enabled;
+EXPORT_SYMBOL(intel_agp_enabled);
+
/*
* If we have Intel graphics, we're not going to have anything other than
* an Intel IOMMU. So make the correct use of the PCI DMA API contingent
@@ -2473,7 +2476,7 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
struct agp_bridge_data *bridge;
u8 cap_ptr = 0;
struct resource *r;
- int i;
+ int i, err;
cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP);
@@ -2565,7 +2568,10 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
}
pci_set_drvdata(pdev, bridge);
- return agp_add_bridge(bridge);
+ err = agp_add_bridge(bridge);
+ if (!err)
+ intel_agp_enabled = 1;
+ return err;
}
static void __devexit agp_intel_remove(struct pci_dev *pdev)