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authorK. Y. Srinivasan <kys@microsoft.com>2011-04-26 09:20:21 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-26 15:51:45 -0700
commit9f838864bdfaa98fa1ad4f69350e7c249e210a41 (patch)
treefc5faee0ad24fd05471110a97297c692157ec2c1 /drivers/staging/hv/netvsc_api.h
parentc2e138a6ea31eadeee59dd49ad39df8eefedaa71 (diff)
downloadop-kernel-dev-9f838864bdfaa98fa1ad4f69350e7c249e210a41.zip
op-kernel-dev-9f838864bdfaa98fa1ad4f69350e7c249e210a41.tar.gz
Staging: hv: Introduce a function to map a generic driver pointer to a pointer to struct netvsc_driver
In preparation for getting rid of the priv element from struct hv_driver, introduce a function to map a generic driver pointer to a pointer to struct netvsc_driver. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Abhishek Kane <v-abkane@microsoft.com> Signed-off-by: Hank Janssen <hjanssen@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/hv/netvsc_api.h')
-rw-r--r--drivers/staging/hv/netvsc_api.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/staging/hv/netvsc_api.h b/drivers/staging/hv/netvsc_api.h
index b4bed36..48b512b 100644
--- a/drivers/staging/hv/netvsc_api.h
+++ b/drivers/staging/hv/netvsc_api.h
@@ -26,6 +26,7 @@
#define _NETVSC_API_H_
#include "vmbus_api.h"
+#include "vmbus.h"
/* Fwd declaration */
struct hv_netvsc_packet;
@@ -103,6 +104,13 @@ struct netvsc_driver {
void *ctx;
};
+static inline
+struct netvsc_driver *drv_to_netvscdrv(struct device_driver *d)
+{
+ struct hv_driver *hvdrv = drv_to_hv_drv(d);
+ return container_of(hvdrv, struct netvsc_driver, base);
+}
+
struct netvsc_device_info {
unsigned char mac_adr[6];
bool link_state; /* 0 - link up, 1 - link down */
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