virtio: define offset as size_t type

offset arg of vtpci_read/write_dev_config is derived from offsetof(),
which is of size_t type, instead of uint64_t. So, define it as size_t
type.

Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Tested-by: Qian Xu <qian.q.xu@intel.com>
Reviewed-by: Tetsuya Mukawa <mukawa@igel.co.jp>
Tested-by: Tetsuya Mukawa <mukawa@igel.co.jp>
Acked-by: Huawei Xie <huawei.xie@intel.com>

diff --git a/drivers/net/virtio/virtio_pci.c b/drivers/net/virtio/virtio_pci.c
index 2245bec..b34b59e 100644 (file)
--- a/drivers/net/virtio/virtio_pci.c
+++ b/drivers/net/virtio/virtio_pci.c
@@ -38,7 +38,7 @@
 static uint8_t vtpci_get_status(struct virtio_hw *);
 
 void
-vtpci_read_dev_config(struct virtio_hw *hw, uint64_t offset,
+vtpci_read_dev_config(struct virtio_hw *hw, size_t offset,
                void *dst, int length)
 {
        uint64_t off;
@@ -61,7 +61,7 @@ vtpci_read_dev_config(struct virtio_hw *hw, uint64_t offset,
 }
 
 void
-vtpci_write_dev_config(struct virtio_hw *hw, uint64_t offset,
+vtpci_write_dev_config(struct virtio_hw *hw, size_t offset,
                void *src, int length)
 {
        uint64_t off;

diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h
index 47f722a..fe89c21 100644 (file)
--- a/drivers/net/virtio/virtio_pci.h
+++ b/drivers/net/virtio/virtio_pci.h
@@ -261,9 +261,9 @@ void vtpci_set_status(struct virtio_hw *, uint8_t);
 
 uint32_t vtpci_negotiate_features(struct virtio_hw *, uint32_t);
 
-void vtpci_write_dev_config(struct virtio_hw *, uint64_t, void *, int);
+void vtpci_write_dev_config(struct virtio_hw *, size_t, void *, int);
 
-void vtpci_read_dev_config(struct virtio_hw *, uint64_t, void *, int);
+void vtpci_read_dev_config(struct virtio_hw *, size_t, void *, int);
 
 uint8_t vtpci_isr(struct virtio_hw *);