With all infrastructure in place, lets provide dma_ops for virtio
devices on s390.
Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
---
drivers/s390/virtio/kvm_virtio.c | 2 ++
drivers/s390/virtio/virtio_ccw.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/drivers/s390/virtio/kvm_virtio.c b/drivers/s390/virtio/kvm_virtio.c
index 53fb975..05adaa9 100644
--- a/drivers/s390/virtio/kvm_virtio.c
+++ b/drivers/s390/virtio/kvm_virtio.c
@@ -13,6 +13,7 @@
#include <linux/kernel_stat.h>
#include <linux/init.h>
#include <linux/bootmem.h>
+#include <linux/dma-mapping.h>
#include <linux/err.h>
#include <linux/virtio.h>
#include <linux/virtio_config.h>
@@ -318,6 +319,7 @@ static void add_kvm_device(struct kvm_device_desc *d,
unsigned int offset)
return;
}
+ kdev->vdev.dev.archdata.dma_ops = &dma_noop_ops;
kdev->vdev.dev.parent = kvm_root;
kdev->vdev.id.device = d->type;
kdev->vdev.config = &kvm_vq_configspace_ops;
diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c
index 1cda784..8fb7a6b 100644
--- a/drivers/s390/virtio/virtio_ccw.c
+++ b/drivers/s390/virtio/virtio_ccw.c
@@ -13,6 +13,7 @@
#include <linux/kernel_stat.h>
#include <linux/init.h>
#include <linux/bootmem.h>
+#include <linux/dma-mapping.h>
#include <linux/err.h>
#include <linux/virtio.h>
#include <linux/virtio_config.h>
@@ -1093,6 +1094,7 @@ static void virtio_ccw_auto_online(void *data,
async_cookie_t cookie)
struct ccw_device *cdev = data;
int ret;
+ cdev->dev.archdata.dma_ops = &dma_noop_ops;
ret = ccw_device_set_online(cdev);
if (ret)
dev_warn(&cdev->dev, "Failed to set online: %d\n", ret);
--
2.4.3
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