diff options
Diffstat (limited to 'drivers/isdn/gigaset/gigaset.h')
| -rw-r--r-- | drivers/isdn/gigaset/gigaset.h | 54 |
1 files changed, 29 insertions, 25 deletions
diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h index 05947f9c184..a69512fb119 100644 --- a/drivers/isdn/gigaset/gigaset.h +++ b/drivers/isdn/gigaset/gigaset.h @@ -45,17 +45,6 @@ #define MAX_EVENTS 64 /* size of event queue */ #define RBUFSIZE 8192 -#define SBUFSIZE 4096 /* sk_buff payload size */ - -#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */ -#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */ - -/* compile time options */ -#define GIG_MAJOR 0 - -#define GIG_MAYINITONDIAL -#define GIG_RETRYCID -#define GIG_X75 #define GIG_TICK 100 /* in milliseconds */ @@ -190,17 +179,15 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #define AT_BC 3 #define AT_PROTO 4 #define AT_TYPE 5 -#define AT_HLC 6 -#define AT_CLIP 7 +#define AT_CLIP 6 /* total number */ -#define AT_NUM 8 +#define AT_NUM 7 /* variables in struct at_state_t */ #define VAR_ZSAU 0 #define VAR_ZDLE 1 -#define VAR_ZVLS 2 -#define VAR_ZCTP 3 -#define VAR_NUM 4 +#define VAR_ZCTP 2 +#define VAR_NUM 3 #define STR_NMBR 0 #define STR_ZCPN 1 @@ -380,8 +367,10 @@ struct bc_state { struct at_state_t at_state; - __u16 fcs; - struct sk_buff *skb; + /* receive buffer */ + unsigned rx_bufsize; /* max size accepted by application */ + struct sk_buff *rx_skb; + __u16 rx_fcs; int inputstate; /* see INS_XXXX */ int channel; @@ -406,7 +395,9 @@ struct bc_state { struct bas_bc_state *bas; /* usb hardware driver (base) */ } hw; - void *ap; /* LL application structure */ + void *ap; /* associated LL application */ + int apconnstate; /* LL application connection state */ + spinlock_t aplock; }; struct cardstate { @@ -575,9 +566,7 @@ struct bas_bc_state { struct gigaset_ops { /* Called from ev-layer.c/interface.c for sending AT commands to the device */ - int (*write_cmd)(struct cardstate *cs, - const unsigned char *buf, int len, - struct tasklet_struct *wake_tasklet); + int (*write_cmd)(struct cardstate *cs, struct cmdbuf_t *cb); /* Called from interface.c for additional device control */ int (*write_room)(struct cardstate *cs); @@ -801,8 +790,23 @@ static inline void gigaset_bchannel_up(struct bc_state *bcs) gigaset_schedule_event(bcs->cs); } -/* handling routines for sk_buff */ -/* ============================= */ +/* set up next receive skb for data mode */ +static inline struct sk_buff *gigaset_new_rx_skb(struct bc_state *bcs) +{ + struct cardstate *cs = bcs->cs; + unsigned short hw_hdr_len = cs->hw_hdr_len; + + if (bcs->ignore) { + bcs->rx_skb = NULL; + } else { + bcs->rx_skb = dev_alloc_skb(bcs->rx_bufsize + hw_hdr_len); + if (bcs->rx_skb == NULL) + dev_warn(cs->dev, "could not allocate skb\n"); + else + skb_reserve(bcs->rx_skb, hw_hdr_len); + } + return bcs->rx_skb; +} /* append received bytes to inbuf */ int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src, |