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authorSjur Braendeland <sjur.brandeland@stericsson.com>2010-06-17 08:55:40 +0200
committerDavid S. Miller <davem@davemloft.net>2010-06-21 04:46:06 +0200
commit2aa40aef9debc77d55cc87a50d335b6fe97fbeb0 (patch)
tree0dccf47cf6cb861c7efa72601fab9511760c7e74 /include/net/caif/cfcnfg.h
parentcaif: Bugfix - RFM must support segmentation. (diff)
downloadlinux-2aa40aef9debc77d55cc87a50d335b6fe97fbeb0.tar.xz
linux-2aa40aef9debc77d55cc87a50d335b6fe97fbeb0.zip
caif: Use link layer MTU instead of fixed MTU
Previously CAIF supported maximum transfer size of ~4050. The transfer size is now calculated dynamically based on the link layers mtu size. Signed-off-by: Sjur Braendeland@stericsson.com Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/caif/cfcnfg.h')
-rw-r--r--include/net/caif/cfcnfg.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/include/net/caif/cfcnfg.h b/include/net/caif/cfcnfg.h
index 9fc2fc20b884..bd646faffa47 100644
--- a/include/net/caif/cfcnfg.h
+++ b/include/net/caif/cfcnfg.h
@@ -7,6 +7,7 @@
#ifndef CFCNFG_H_
#define CFCNFG_H_
#include <linux/spinlock.h>
+#include <linux/netdevice.h>
#include <net/caif/caif_layer.h>
#include <net/caif/cfctrl.h>
@@ -73,8 +74,8 @@ void cfcnfg_remove(struct cfcnfg *cfg);
void
cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type,
- void *dev, struct cflayer *phy_layer, u16 *phyid,
- enum cfcnfg_phy_preference pref,
+ struct net_device *dev, struct cflayer *phy_layer,
+ u16 *phyid, enum cfcnfg_phy_preference pref,
bool fcs, bool stx);
/**
@@ -114,11 +115,18 @@ void cfcnfg_release_adap_layer(struct cflayer *adap_layer);
* @param: Link setup parameters.
* @adap_layer: Specify the adaptation layer; the receive and
* flow-control functions MUST be set in the structure.
- *
+ * @ifindex: Link layer interface index used for this connection.
+ * @proto_head: Protocol head-space needed by CAIF protocol,
+ * excluding link layer.
+ * @proto_tail: Protocol tail-space needed by CAIF protocol,
+ * excluding link layer.
*/
int cfcnfg_add_adaptation_layer(struct cfcnfg *cnfg,
struct cfctrl_link_param *param,
- struct cflayer *adap_layer);
+ struct cflayer *adap_layer,
+ int *ifindex,
+ int *proto_head,
+ int *proto_tail);
/**
* cfcnfg_get_phyid() - Get physical ID, given type.