arch/microblaze: Move dma_mask from of_device into pdev_archdata
By moving dma_mask into pdev_archdata, and adding archdata to
struct of_device, it makes it possible to substitute of_device
with struct platform_device, which is a stepping stone to
removing the of_platform bus entirely.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/arch/microblaze/include/asm/device.h b/arch/microblaze/include/asm/device.h
index 15b0058..123b2fe 100644
--- a/arch/microblaze/include/asm/device.h
+++ b/arch/microblaze/include/asm/device.h
@@ -18,6 +18,7 @@
};
struct pdev_archdata {
+ u64 dma_mask;
};
#endif /* _ASM_MICROBLAZE_DEVICE_H */
diff --git a/arch/microblaze/include/asm/of_device.h b/arch/microblaze/include/asm/of_device.h
index ab25a40..73cb980 100644
--- a/arch/microblaze/include/asm/of_device.h
+++ b/arch/microblaze/include/asm/of_device.h
@@ -21,8 +21,8 @@
* probed using OF properties.
*/
struct of_device {
- u64 dma_mask; /* DMA mask */
struct device dev; /* Generic device interface */
+ struct pdev_archdata archdata;
};
extern ssize_t of_device_get_modalias(struct of_device *ofdev,
diff --git a/arch/microblaze/kernel/of_device.c b/arch/microblaze/kernel/of_device.c
index ac7e6e1..b372787 100644
--- a/arch/microblaze/kernel/of_device.c
+++ b/arch/microblaze/kernel/of_device.c
@@ -50,7 +50,7 @@
return NULL;
dev->dev.of_node = of_node_get(np);
- dev->dev.dma_mask = &dev->dma_mask;
+ dev->dev.dma_mask = &dev->archdata.dma_mask;
dev->dev.parent = parent;
dev->dev.release = of_release_dev;
diff --git a/arch/microblaze/kernel/of_platform.c b/arch/microblaze/kernel/of_platform.c
index 46a1e10..ccf6f42 100644
--- a/arch/microblaze/kernel/of_platform.c
+++ b/arch/microblaze/kernel/of_platform.c
@@ -47,7 +47,7 @@
if (!dev)
return NULL;
- dev->dma_mask = 0xffffffffUL;
+ dev->archdata.dma_mask = 0xffffffffUL;
dev->dev.bus = &of_platform_bus_type;
/* We do not fill the DMA ops for platform devices by default.