backport the ssb dma device change to 2.6.30 as well

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21798 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic-2.6/patches-2.6.30/942-ssb_add_dma_dev.patch b/target/linux/generic-2.6/patches-2.6.30/942-ssb_add_dma_dev.patch
new file mode 100644 (file)
index 0000000..6b57e87
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.30/942-ssb_add_dma_dev.patch
@@ -0,0 +1,29 @@
+--- a/drivers/ssb/main.c
++++ b/drivers/ssb/main.c
+@@ -465,6 +465,7 @@ static int ssb_devices_register(struct s
+ #ifdef CONFIG_SSB_PCIHOST
+                       sdev->irq = bus->host_pci->irq;
+                       dev->parent = &bus->host_pci->dev;
++                      sdev->dma_dev = dev->parent;
+ #endif
+                       break;
+               case SSB_BUSTYPE_PCMCIA:
+@@ -475,6 +476,7 @@ static int ssb_devices_register(struct s
+                       break;
+               case SSB_BUSTYPE_SSB:
+                       dev->dma_mask = &dev->coherent_dma_mask;
++                      sdev->dma_dev = dev;
+                       break;
+               default:
+                       break;
+--- a/include/linux/ssb/ssb.h
++++ b/include/linux/ssb/ssb.h
+@@ -167,7 +167,7 @@ struct ssb_device {
+        * is an optimization. */
+       const struct ssb_bus_ops *ops;
+ 
+-      struct device *dev;
++      struct device *dev, *dma_dev;
+ 
+       struct ssb_bus *bus;
+       struct ssb_device_id id;