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-rw-r--r--drivers/isdn/gigaset/common.c33
-rw-r--r--drivers/isdn/gigaset/gigaset.h60
-rw-r--r--drivers/isdn/gigaset/i4l.c29
-rw-r--r--drivers/isdn/gigaset/interface.c39
-rw-r--r--drivers/isdn/gigaset/proc.c2
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,
generated by cgit v1.1 at 2024-10-30 10:46:20 +0000