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authorKrzysztof Halasa <khc@pm.waw.pl>2008-02-01 22:37:12 +0100
committerJeff Garzik <jeff@garzik.org>2008-02-05 13:31:39 -0500
commit40d25142f2ef27084fc317ac8bb5bae460c8ea72 (patch)
tree400145d4607b8db1151c7379cb60fdc050210dc9 /include/linux/hdlc.h
parent983e23041b28abb113862b2935a85cfb9aab4f5a (diff)
downloadlwn-40d25142f2ef27084fc317ac8bb5bae460c8ea72.tar.gz
lwn-40d25142f2ef27084fc317ac8bb5bae460c8ea72.zip
Generic HDLC - remove now unneeded hdlc_device_desc
Removes now unneeded struct hdlc_device_desc Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'include/linux/hdlc.h')
-rw-r--r--include/linux/hdlc.h25
1 files changed, 7 insertions, 18 deletions
diff --git a/include/linux/hdlc.h b/include/linux/hdlc.h
index db390c511ada..6115545a5b9c 100644
--- a/include/linux/hdlc.h
+++ b/include/linux/hdlc.h
@@ -26,13 +26,6 @@
#include <linux/netdevice.h>
#include <linux/hdlc/ioctl.h>
-
-/* Used by all network devices here, pointed to by netdev_priv(dev) */
-struct hdlc_device_desc {
- int (*netif_rx)(struct sk_buff *skb);
- struct net_device_stats stats;
-};
-
/* This structure is a private property of HDLC protocols.
Hardware drivers have no interest here */
@@ -44,12 +37,15 @@ struct hdlc_proto {
void (*detach)(struct net_device *dev);
int (*ioctl)(struct net_device *dev, struct ifreq *ifr);
__be16 (*type_trans)(struct sk_buff *skb, struct net_device *dev);
+ int (*netif_rx)(struct sk_buff *skb);
struct module *module;
struct hdlc_proto *next; /* next protocol in the list */
};
+/* Pointed to by dev->priv */
typedef struct hdlc_device {
+ struct net_device_stats stats;
/* used by HDLC layer to take control over HDLC device from hw driver*/
int (*attach)(struct net_device *dev,
unsigned short encoding, unsigned short parity);
@@ -83,18 +79,11 @@ void unregister_hdlc_protocol(struct hdlc_proto *proto);
struct net_device *alloc_hdlcdev(void *priv);
-
-static __inline__ struct hdlc_device_desc* dev_to_desc(struct net_device *dev)
-{
- return netdev_priv(dev);
-}
-
-static __inline__ hdlc_device* dev_to_hdlc(struct net_device *dev)
+static inline struct hdlc_device* dev_to_hdlc(struct net_device *dev)
{
- return netdev_priv(dev) + sizeof(struct hdlc_device_desc);
+ return dev->priv;
}
-
static __inline__ void debug_frame(const struct sk_buff *skb)
{
int i;
@@ -116,13 +105,13 @@ int hdlc_open(struct net_device *dev);
void hdlc_close(struct net_device *dev);
int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto,
- int (*rx)(struct sk_buff *skb), size_t size);
+ size_t size);
/* May be used by hardware driver to gain control over HDLC device */
void detach_hdlc_protocol(struct net_device *dev);
static __inline__ struct net_device_stats *hdlc_stats(struct net_device *dev)
{
- return &dev_to_desc(dev)->stats;
+ return &dev_to_hdlc(dev)->stats;
}