In preparation for getting rid of the priv element from struct hv_driver,
introduce a function that maps a generic struct driver pointer to struct
storvsc_driver_object.
Signed-off-by: K. Y. Srinivasan <k...@microsoft.com>
Signed-off-by: Haiyang Zhang <haiya...@microsoft.com>
Signed-off-by: Abhishek Kane <v-abk...@microsoft.com>
Signed-off-by: Hank Janssen <hjans...@microsoft.com>
---
drivers/staging/hv/storvsc_api.h | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index c98139c..b60a058 100644
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -28,6 +28,7 @@
#include <linux/kernel.h>
#include "vstorage.h"
#include "vmbus_api.h"
+#include "vmbus.h"
/* Defines */
#define STORVSC_RING_BUFFER_SIZE (20*PAGE_SIZE)
@@ -153,6 +154,13 @@ static inline struct storvsc_driver_object
*hvdr_to_stordr(struct hv_driver *d)
return container_of(d, struct storvsc_driver_object, base);
}
+static inline
+struct storvsc_driver_object *drv_to_stordrv(struct device_driver *d)
+{
+ struct hv_driver *hvdrv = drv_to_hv_drv(d);
+ return hvdr_to_stordr(hvdrv);
+}
+
/* Interface */
int stor_vsc_on_device_add(struct hv_device *device,
--
1.7.4.1
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