diff options
Diffstat (limited to 'drivers/isdn')
-rw-r--r-- | drivers/isdn/gigaset/common.c | 33 | ||||
-rw-r--r-- | drivers/isdn/gigaset/gigaset.h | 60 | ||||
-rw-r--r-- | drivers/isdn/gigaset/i4l.c | 29 | ||||
-rw-r--r-- | drivers/isdn/gigaset/interface.c | 39 | ||||
-rw-r--r-- | drivers/isdn/gigaset/proc.c | 2 |
5 files changed, 74 insertions, 89 deletions
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c index 690ac74..c438cfc 100644 --- a/drivers/isdn/gigaset/common.c +++ b/drivers/isdn/gigaset/common.c @@ -108,7 +108,7 @@ int gigaset_enterconfigmode(struct cardstate *cs) { int i, r; - cs->control_state = TIOCM_RTS; //FIXME + cs->control_state = TIOCM_RTS; r = setflags(cs, TIOCM_DTR, 200); if (r < 0) @@ -132,10 +132,10 @@ int gigaset_enterconfigmode(struct cardstate *cs) error: dev_err(cs->dev, "error %d on setuartbits\n", -r); - cs->control_state = TIOCM_RTS|TIOCM_DTR; // FIXME is this a good value? + cs->control_state = TIOCM_RTS|TIOCM_DTR; cs->ops->set_modem_ctrl(cs, 0, TIOCM_RTS|TIOCM_DTR); - return -1; //r + return -1; } static int test_timeout(struct at_state_t *at_state) @@ -150,10 +150,9 @@ static int test_timeout(struct at_state_t *at_state) } if (!gigaset_add_event(at_state->cs, at_state, EV_TIMEOUT, NULL, - at_state->timer_index, NULL)) { - //FIXME what should we do? - } - + at_state->timer_index, NULL)) + dev_err(at_state->cs->dev, "%s: out of memory\n", + __func__); return 1; } @@ -393,9 +392,8 @@ static void gigaset_freebcs(struct bc_state *bcs) int i; gig_dbg(DEBUG_INIT, "freeing bcs[%d]->hw", bcs->channel); - if (!bcs->cs->ops->freebcshw(bcs)) { + if (!bcs->cs->ops->freebcshw(bcs)) gig_dbg(DEBUG_INIT, "failed"); - } gig_dbg(DEBUG_INIT, "clearing bcs[%d]->at_state", bcs->channel); clear_at_state(&bcs->at_state); @@ -503,8 +501,6 @@ void gigaset_freecs(struct cardstate *cs) gig_dbg(DEBUG_INIT, "clearing hw"); cs->ops->freecshw(cs); - //FIXME cmdbuf - /* fall through */ case 2: /* error in initcshw */ /* Deregister from LL */ @@ -622,7 +618,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs, { int i; - bcs->tx_skb = NULL; //FIXME -> hw part + bcs->tx_skb = NULL; skb_queue_head_init(&bcs->squeue); @@ -696,12 +692,13 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels, int onechannel, int ignoreframes, int cidmode, const char *modulename) { - struct cardstate *cs = NULL; + struct cardstate *cs; unsigned long flags; int i; gig_dbg(DEBUG_INIT, "allocating cs"); - if (!(cs = alloc_cs(drv))) { + cs = alloc_cs(drv); + if (!cs) { pr_err("maximum number of devices exceeded\n"); return NULL; } @@ -931,15 +928,13 @@ int gigaset_start(struct cardstate *cs) cs->ops->baud_rate(cs, B115200); cs->ops->set_line_ctrl(cs, CS8); cs->control_state = TIOCM_DTR|TIOCM_RTS; - } else { - //FIXME use some saved values? } cs->waiting = 1; if (!gigaset_add_event(cs, &cs->at_state, EV_START, NULL, 0, NULL)) { cs->waiting = 0; - //FIXME what should we do? + dev_err(cs->dev, "%s: out of memory\n", __func__); goto error; } @@ -979,7 +974,7 @@ int gigaset_shutdown(struct cardstate *cs) cs->waiting = 1; if (!gigaset_add_event(cs, &cs->at_state, EV_SHUTDOWN, NULL, 0, NULL)) { - //FIXME what should we do? + dev_err(cs->dev, "%s: out of memory\n", __func__); goto exit; } @@ -1010,7 +1005,7 @@ void gigaset_stop(struct cardstate *cs) cs->waiting = 1; if (!gigaset_add_event(cs, &cs->at_state, EV_STOP, NULL, 0, NULL)) { - //FIXME what should we do? + dev_err(cs->dev, "%s: out of memory\n", __func__); goto exit; } diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h index 18bff9f..3c74cd1 100644 --- a/drivers/isdn/gigaset/gigaset.h +++ b/drivers/isdn/gigaset/gigaset.h @@ -34,8 +34,8 @@ #include <linux/list.h> #include <asm/atomic.h> -#define GIG_VERSION {0,5,0,0} -#define GIG_COMPAT {0,4,0,0} +#define GIG_VERSION {0, 5, 0, 0} +#define GIG_COMPAT {0, 4, 0, 0} #define MAX_REC_PARAMS 10 /* Max. number of params in response string */ #define MAX_RESP_SIZE 512 /* Max. size of a response string */ @@ -133,35 +133,32 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #define OUT_VENDOR_REQ (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) #define IN_VENDOR_REQ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) -/* int-in-events 3070 */ +/* interrupt pipe messages */ #define HD_B1_FLOW_CONTROL 0x80 #define HD_B2_FLOW_CONTROL 0x81 -#define HD_RECEIVEATDATA_ACK (0x35) // 3070 - // att: HD_RECEIVE>>AT<<DATA_ACK -#define HD_READY_SEND_ATDATA (0x36) // 3070 -#define HD_OPEN_ATCHANNEL_ACK (0x37) // 3070 -#define HD_CLOSE_ATCHANNEL_ACK (0x38) // 3070 -#define HD_DEVICE_INIT_OK (0x11) // ISurf USB + 3070 -#define HD_OPEN_B1CHANNEL_ACK (0x51) // ISurf USB + 3070 -#define HD_OPEN_B2CHANNEL_ACK (0x52) // ISurf USB + 3070 -#define HD_CLOSE_B1CHANNEL_ACK (0x53) // ISurf USB + 3070 -#define HD_CLOSE_B2CHANNEL_ACK (0x54) // ISurf USB + 3070 -// Powermangment -#define HD_SUSPEND_END (0x61) // ISurf USB -// Configuration -#define HD_RESET_INTERRUPT_PIPE_ACK (0xFF) // ISurf USB + 3070 - -/* control requests 3070 */ -#define HD_OPEN_B1CHANNEL (0x23) // ISurf USB + 3070 -#define HD_CLOSE_B1CHANNEL (0x24) // ISurf USB + 3070 -#define HD_OPEN_B2CHANNEL (0x25) // ISurf USB + 3070 -#define HD_CLOSE_B2CHANNEL (0x26) // ISurf USB + 3070 -#define HD_RESET_INTERRUPT_PIPE (0x27) // ISurf USB + 3070 -#define HD_DEVICE_INIT_ACK (0x34) // ISurf USB + 3070 -#define HD_WRITE_ATMESSAGE (0x12) // 3070 -#define HD_READ_ATMESSAGE (0x13) // 3070 -#define HD_OPEN_ATCHANNEL (0x28) // 3070 -#define HD_CLOSE_ATCHANNEL (0x29) // 3070 +#define HD_RECEIVEATDATA_ACK (0x35) /* 3070 */ +#define HD_READY_SEND_ATDATA (0x36) /* 3070 */ +#define HD_OPEN_ATCHANNEL_ACK (0x37) /* 3070 */ +#define HD_CLOSE_ATCHANNEL_ACK (0x38) /* 3070 */ +#define HD_DEVICE_INIT_OK (0x11) /* ISurf USB + 3070 */ +#define HD_OPEN_B1CHANNEL_ACK (0x51) /* ISurf USB + 3070 */ +#define HD_OPEN_B2CHANNEL_ACK (0x52) /* ISurf USB + 3070 */ +#define HD_CLOSE_B1CHANNEL_ACK (0x53) /* ISurf USB + 3070 */ +#define HD_CLOSE_B2CHANNEL_ACK (0x54) /* ISurf USB + 3070 */ +#define HD_SUSPEND_END (0x61) /* ISurf USB */ +#define HD_RESET_INTERRUPT_PIPE_ACK (0xFF) /* ISurf USB + 3070 */ + +/* control requests */ +#define HD_OPEN_B1CHANNEL (0x23) /* ISurf USB + 3070 */ +#define HD_CLOSE_B1CHANNEL (0x24) /* ISurf USB + 3070 */ +#define HD_OPEN_B2CHANNEL (0x25) /* ISurf USB + 3070 */ +#define HD_CLOSE_B2CHANNEL (0x26) /* ISurf USB + 3070 */ +#define HD_RESET_INTERRUPT_PIPE (0x27) /* ISurf USB + 3070 */ +#define HD_DEVICE_INIT_ACK (0x34) /* ISurf USB + 3070 */ +#define HD_WRITE_ATMESSAGE (0x12) /* 3070 */ +#define HD_READ_ATMESSAGE (0x13) /* 3070 */ +#define HD_OPEN_ATCHANNEL (0x28) /* 3070 */ +#define HD_CLOSE_ATCHANNEL (0x29) /* 3070 */ /* number of B channels supported by base driver */ #define BAS_CHANNELS 2 @@ -631,7 +628,8 @@ struct gigaset_ops { }; -/* = Common structures and definitions ======================================= */ +/* = Common structures and definitions ======================================= + */ /* Parser states for DLE-Event: * <DLE-EVENT>: <DLE_FLAG> "X" <EVENT> <DLE_FLAG> "." @@ -776,7 +774,7 @@ struct event_t *gigaset_add_event(struct cardstate *cs, void *ptr, int parameter, void *arg); /* Called on CONFIG1 command from frontend. */ -int gigaset_enterconfigmode(struct cardstate *cs); //0: success <0: errorcode +int gigaset_enterconfigmode(struct cardstate *cs); /* cs->lock must not be locked */ static inline void gigaset_schedule_event(struct cardstate *cs) diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 828824f..c129ee4 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -39,12 +39,12 @@ static int writebuf_from_LL(int driverID, int channel, int ack, struct sk_buff *skb) { - struct cardstate *cs; + struct cardstate *cs = gigaset_get_cs_by_id(driverID); struct bc_state *bcs; unsigned char *ack_header; unsigned len; - if (!(cs = gigaset_get_cs_by_id(driverID))) { + if (!cs) { pr_err("%s: invalid driver ID (%d)\n", __func__, driverID); return -ENODEV; } @@ -391,22 +391,19 @@ static int command_from_LL(isdn_ctrl *cntrl) break; case ISDN_CMD_PROCEED: - gig_dbg(DEBUG_ANY, "ISDN_CMD_PROCEED"); //FIXME + gig_dbg(DEBUG_ANY, "ISDN_CMD_PROCEED"); break; case ISDN_CMD_ALERT: - gig_dbg(DEBUG_ANY, "ISDN_CMD_ALERT"); //FIXME + gig_dbg(DEBUG_ANY, "ISDN_CMD_ALERT"); if (cntrl->arg >= cs->channels) { dev_err(cs->dev, "ISDN_CMD_ALERT: invalid channel (%d)\n", (int) cntrl->arg); return -EINVAL; } - //bcs = cs->bcs + cntrl->arg; - //bcs->proto2 = -1; - // FIXME break; case ISDN_CMD_REDIR: - gig_dbg(DEBUG_ANY, "ISDN_CMD_REDIR"); //FIXME + gig_dbg(DEBUG_ANY, "ISDN_CMD_REDIR"); break; case ISDN_CMD_PROT_IO: gig_dbg(DEBUG_ANY, "ISDN_CMD_PROT_IO"); @@ -486,7 +483,7 @@ int gigaset_isdn_icall(struct at_state_t *at_state) /* fill ICALL structure */ response.parm.setup.si1 = 0; /* default: unknown */ response.parm.setup.si2 = 0; - response.parm.setup.screen = 0; //FIXME how to set these? + response.parm.setup.screen = 0; response.parm.setup.plan = 0; if (!at_state->str_var[STR_ZBC]) { /* no BC (internal call): assume speech, A-law */ @@ -507,26 +504,24 @@ int gigaset_isdn_icall(struct at_state_t *at_state) return ICALL_IGNORE; } if (at_state->str_var[STR_NMBR]) { - strncpy(response.parm.setup.phone, at_state->str_var[STR_NMBR], - sizeof response.parm.setup.phone - 1); - response.parm.setup.phone[sizeof response.parm.setup.phone - 1] = 0; + strlcpy(response.parm.setup.phone, at_state->str_var[STR_NMBR], + sizeof response.parm.setup.phone); } else response.parm.setup.phone[0] = 0; if (at_state->str_var[STR_ZCPN]) { - strncpy(response.parm.setup.eazmsn, at_state->str_var[STR_ZCPN], - sizeof response.parm.setup.eazmsn - 1); - response.parm.setup.eazmsn[sizeof response.parm.setup.eazmsn - 1] = 0; + strlcpy(response.parm.setup.eazmsn, at_state->str_var[STR_ZCPN], + sizeof response.parm.setup.eazmsn); } else response.parm.setup.eazmsn[0] = 0; if (!bcs) { dev_notice(cs->dev, "no channel for incoming call\n"); response.command = ISDN_STAT_ICALLW; - response.arg = 0; //FIXME + response.arg = 0; } else { gig_dbg(DEBUG_CMD, "Sending ICALL"); response.command = ISDN_STAT_ICALL; - response.arg = bcs->channel; //FIXME + response.arg = bcs->channel; } response.driver = cs->myid; retval = iif->statcallb(&response); diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 6a8e138..577809c 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -162,7 +162,7 @@ static int if_open(struct tty_struct *tty, struct file *filp) return -ENODEV; if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; tty->driver_data = cs; ++cs->open_count; @@ -171,7 +171,7 @@ static int if_open(struct tty_struct *tty, struct file *filp) spin_lock_irqsave(&cs->lock, flags); cs->tty = tty; spin_unlock_irqrestore(&cs->lock, flags); - tty->low_latency = 1; //FIXME test + tty->low_latency = 1; } mutex_unlock(&cs->mutex); @@ -228,7 +228,7 @@ static int if_ioctl(struct tty_struct *tty, struct file *file, gig_dbg(DEBUG_IF, "%u: %s(0x%x)", cs->minor_index, __func__, cmd); if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; if (!cs->connected) { gig_dbg(DEBUG_IF, "not connected"); @@ -299,9 +299,8 @@ static int if_tiocmget(struct tty_struct *tty, struct file *file) gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__); if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; - // FIXME read from device? retval = cs->control_state & (TIOCM_RTS|TIOCM_DTR); mutex_unlock(&cs->mutex); @@ -326,7 +325,7 @@ static int if_tiocmset(struct tty_struct *tty, struct file *file, cs->minor_index, __func__, set, clear); if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; if (!cs->connected) { gig_dbg(DEBUG_IF, "not connected"); @@ -356,7 +355,7 @@ static int if_write(struct tty_struct *tty, const unsigned char *buf, int count) gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__); if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; if (!cs->connected) { gig_dbg(DEBUG_IF, "not connected"); @@ -390,7 +389,7 @@ static int if_write_room(struct tty_struct *tty) gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__); if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; if (!cs->connected) { gig_dbg(DEBUG_IF, "not connected"); @@ -455,9 +454,8 @@ static void if_throttle(struct tty_struct *tty) gig_dbg(DEBUG_IF, "not connected"); /* nothing to do */ else if (!cs->open_count) dev_warn(cs->dev, "%s: device not opened\n", __func__); - else { - //FIXME - } + else + gig_dbg(DEBUG_ANY, "%s: not implemented\n", __func__); mutex_unlock(&cs->mutex); } @@ -480,9 +478,8 @@ static void if_unthrottle(struct tty_struct *tty) gig_dbg(DEBUG_IF, "not connected"); /* nothing to do */ else if (!cs->open_count) dev_warn(cs->dev, "%s: device not opened\n", __func__); - else { - //FIXME - } + else + gig_dbg(DEBUG_ANY, "%s: not implemented\n", __func__); mutex_unlock(&cs->mutex); } @@ -515,10 +512,9 @@ static void if_set_termios(struct tty_struct *tty, struct ktermios *old) goto out; } - // stolen from mct_u232.c iflag = tty->termios->c_iflag; cflag = tty->termios->c_cflag; - old_cflag = old ? old->c_cflag : cflag; //FIXME? + old_cflag = old ? old->c_cflag : cflag; gig_dbg(DEBUG_IF, "%u: iflag %x cflag %x old %x", cs->minor_index, iflag, cflag, old_cflag); @@ -632,7 +628,8 @@ void gigaset_if_receive(struct cardstate *cs, struct tty_struct *tty; spin_lock_irqsave(&cs->lock, flags); - if ((tty = cs->tty) == NULL) + tty = cs->tty; + if (tty == NULL) gig_dbg(DEBUG_ANY, "receive on closed device"); else { tty_buffer_request_room(tty, len); @@ -659,9 +656,9 @@ void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname, drv->have_tty = 0; - if ((drv->tty = alloc_tty_driver(minors)) == NULL) + drv->tty = tty = alloc_tty_driver(minors); + if (tty == NULL) goto enomem; - tty = drv->tty; tty->magic = TTY_DRIVER_MAGIC, tty->major = GIG_MAJOR, @@ -676,8 +673,8 @@ void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname, tty->owner = THIS_MODULE; - tty->init_termios = tty_std_termios; //FIXME - tty->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; //FIXME + tty->init_termios = tty_std_termios; + tty->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; tty_set_operations(tty, &if_ops); ret = tty_register_driver(tty); diff --git a/drivers/isdn/gigaset/proc.c b/drivers/isdn/gigaset/proc.c index 9715aad..758a00c 100644 --- a/drivers/isdn/gigaset/proc.c +++ b/drivers/isdn/gigaset/proc.c @@ -39,7 +39,7 @@ static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, return -EINVAL; if (mutex_lock_interruptible(&cs->mutex)) - return -ERESTARTSYS; // FIXME -EINTR? + return -ERESTARTSYS; cs->waiting = 1; if (!gigaset_add_event(cs, &cs->at_state, EV_PROC_CIDMODE, |