pandora: reserve CMA area for c64_tools

[pandora-kernel.git] / drivers / pci / msi.c

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 2f10328..e3efb43 100644 (file)
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -11,6 +11,7 @@
 #include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
+#include <linux/export.h>
 #include <linux/ioport.h>
 #include <linux/pci.h>
 #include <linux/proc_fs.h>
@@ -869,5 +870,15 @@ EXPORT_SYMBOL(pci_msi_enabled);
 
 void pci_msi_init_pci_dev(struct pci_dev *dev)
 {
+       int pos;
        INIT_LIST_HEAD(&dev->msi_list);
+
+       /* Disable the msi hardware to avoid screaming interrupts
+        * during boot.  This is the power on reset default so
+        * usually this should be a noop.
+        */
+       pos = pci_find_capability(dev, PCI_CAP_ID_MSI);
+       if (pos)
+               msi_set_enable(dev, pos, 0);
+       msix_set_enable(dev, 0);
 }