As virtio-ccw now has dma ops, we can no longer default to the PCI ones.
Make use of dev_archdata to keep the dma_ops per device.
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
arch/s390/include/asm/device.h | 6 +++++-
arch/s390/include/asm/dma-mapping.h | 2 +-
arch/s390/pci/pci.c | 1 +
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/s390/include/asm/device.h b/arch/s390/include/asm/device.h
index d8f9872..4a9f35e 100644
--- a/arch/s390/include/asm/device.h
+++ b/arch/s390/include/asm/device.h
@@ -3,5 +3,9 @@
*
* This file is released under the GPLv2
*/
-#include <asm-generic/device.h>
+struct dev_archdata {
+ struct dma_map_ops *dma_ops;
+};
+struct pdev_archdata {
+};
diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index b3fd54d..71404f1 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -15,7 +15,7 @@ extern struct dma_map_ops s390_dma_ops;
static inline struct dma_map_ops *get_dma_ops(struct device *dev)
{
- return &s390_dma_ops;
+ return dev->archdata.dma_ops;
}
static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 7ef12a3..9913915 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -649,6 +649,7 @@ int pcibios_add_device(struct pci_dev *pdev)
zdev->pdev = pdev;
pdev->dev.groups = zpci_attr_groups;
+ pdev->dev.archdata.dma_ops = &s390_dma_ops;
zpci_map_resources(pdev);
for (i = 0; i < PCI_BAR_COUNT; i++) {
--
2.4.3
--
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