diff options
author | Tilman Schmidt <tilman@imap.cc> | 2006-04-10 22:55:00 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-11 06:18:49 -0700 |
commit | 917f5085ddb3498033551e711fb22f48ddeb8378 (patch) | |
tree | ff67547a8f4cbf27e4a30b795635778d8e6cc79d /drivers/isdn | |
parent | 08a53cdce62d37d918530bbbf726cc01b21dc3d1 (diff) | |
download | kernel_samsung_crespo-917f5085ddb3498033551e711fb22f48ddeb8378.zip kernel_samsung_crespo-917f5085ddb3498033551e711fb22f48ddeb8378.tar.gz kernel_samsung_crespo-917f5085ddb3498033551e711fb22f48ddeb8378.tar.bz2 |
[PATCH] isdn4linux: Siemens Gigaset drivers: code cleanup
With Hansjoerg Lipp <hjlipp@web.de>
Source code formatting cleanups for the Siemens Gigaset drivers, such as line
length, comments, removal of unused declarations, and typo corrections. It
does not introduce any functional changes.
Signed-off-by: Hansjoerg Lipp <hjlipp@web.de>
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Cc: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/isdn')
-rw-r--r-- | drivers/isdn/gigaset/asyncdata.c | 13 | ||||
-rw-r--r-- | drivers/isdn/gigaset/bas-gigaset.c | 41 | ||||
-rw-r--r-- | drivers/isdn/gigaset/common.c | 36 | ||||
-rw-r--r-- | drivers/isdn/gigaset/ev-layer.c | 289 | ||||
-rw-r--r-- | drivers/isdn/gigaset/gigaset.h | 470 | ||||
-rw-r--r-- | drivers/isdn/gigaset/i4l.c | 40 | ||||
-rw-r--r-- | drivers/isdn/gigaset/interface.c | 18 | ||||
-rw-r--r-- | drivers/isdn/gigaset/isocdata.c | 16 | ||||
-rw-r--r-- | drivers/isdn/gigaset/proc.c | 12 | ||||
-rw-r--r-- | drivers/isdn/gigaset/usb-gigaset.c | 129 |
10 files changed, 523 insertions, 541 deletions
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c index 171f8b7..778d864 100644 --- a/drivers/isdn/gigaset/asyncdata.c +++ b/drivers/isdn/gigaset/asyncdata.c @@ -11,10 +11,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: asyncdata.c,v 1.2.2.7 2005/11/13 23:05:18 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -58,7 +54,8 @@ static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes, dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)", __func__, cbytes); cs->cbytes = cbytes; - gigaset_handle_modem_response(cs); /* can change cs->dle */ + gigaset_handle_modem_response(cs); /* can change + cs->dle */ cbytes = 0; if (cs->dle && @@ -100,7 +97,8 @@ static inline int lock_loop(unsigned char *src, int numbytes, { struct cardstate *cs = inbuf->cs; - gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response", numbytes, src, 0); + gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response", + numbytes, src, 0); gigaset_if_receive(cs, src, numbytes); return numbytes; @@ -392,8 +390,7 @@ void gigaset_m10x_input(struct inbuf_t *inbuf) if (!(inbuf->inputstate & INS_DLE_char)) { - /* FIXME Einfach je nach Modus Funktionszeiger in cs setzen [hier+hdlc_loop]? */ - /* FIXME Spart folgendes "if" und ermoeglicht andere Protokolle */ + /* FIXME use function pointers? */ if (inbuf->inputstate & INS_command) procbytes = cmd_loop(c, src, numbytes, inbuf); else if (inbuf->bcs->proto2 == ISDN_PROTO_L2_HDLC) diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c index 31f0f07..fb2c13a 100644 --- a/drivers/isdn/gigaset/bas-gigaset.c +++ b/drivers/isdn/gigaset/bas-gigaset.c @@ -13,10 +13,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: bas-gigaset.c,v 1.52.4.19 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -70,9 +66,6 @@ static struct usb_device_id gigaset_table [] = { MODULE_DEVICE_TABLE(usb, gigaset_table); -/* Get a minor range for your devices from the usb maintainer */ -#define USB_SKEL_MINOR_BASE 200 - /*======================= local function prototypes =============================*/ /* This function is called if a new device is connected to the USB port. It @@ -240,7 +233,8 @@ static inline void dump_urb(enum debuglevel level, const char *tag, (unsigned long) urb->context, (unsigned long) urb->complete); for (i = 0; i < urb->number_of_packets; i++) { - struct usb_iso_packet_descriptor *pifd = &urb->iso_frame_desc[i]; + struct usb_iso_packet_descriptor *pifd + = &urb->iso_frame_desc[i]; dbg(level, " {offset=%u, length=%u, actual_length=%u, " "status=%u}", @@ -777,10 +771,11 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs) urb->iso_frame_desc[i].actual_length = 0; } if (likely(atomic_read(&ubc->running))) { - urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ + urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ urb->transfer_flags = URB_ISO_ASAP; urb->number_of_packets = BAS_NUMFRAMES; - dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit", __func__); + dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit", + __func__); rc = usb_submit_urb(urb, SLAB_ATOMIC); if (unlikely(rc != 0)) { err("could not resubmit isochronous read URB: %s", @@ -989,7 +984,7 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx) ubc = ucx->bcs->hw.bas; IFNULLRETVAL(ubc, -EFAULT); - urb->dev = ucx->bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ + urb->dev = ucx->bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ urb->transfer_flags = URB_ISO_ASAP; urb->transfer_buffer = ubc->isooutbuf->data; urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data); @@ -1011,7 +1006,8 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx) //dbg(DEBUG_ISO, "%s: frame %d length=%d", __func__, nframe, ifd->length); /* retrieve block of data to send */ - ifd->offset = gigaset_isowbuf_getbytes(ubc->isooutbuf, ifd->length); + ifd->offset = gigaset_isowbuf_getbytes(ubc->isooutbuf, + ifd->length); if (ifd->offset < 0) { if (ifd->offset == -EBUSY) { dbg(DEBUG_ISO, "%s: buffer busy at frame %d", @@ -1123,7 +1119,8 @@ static void write_iso_tasklet(unsigned long data) break; case -EXDEV: /* inspect individual frames */ /* assumptions (for lack of documentation): - * - actual_length bytes of the frame in error are successfully sent + * - actual_length bytes of the frame in error are + * successfully sent * - all following frames are not sent at all */ dbg(DEBUG_ISO, "%s: URB partially completed", __func__); @@ -1260,7 +1257,8 @@ static void read_iso_tasklet(unsigned long data) switch (urb->status) { case 0: /* normal completion */ break; - case -EXDEV: /* inspect individual frames (we do that anyway) */ + case -EXDEV: /* inspect individual frames + (we do that anyway) */ dbg(DEBUG_ISO, "%s: URB partially completed", __func__); break; case -ENOENT: @@ -1284,8 +1282,8 @@ static void read_iso_tasklet(unsigned long data) totleft = urb->actual_length; for (frame = 0; totleft > 0 && frame < BAS_NUMFRAMES; frame++) { if (unlikely(urb->iso_frame_desc[frame].status)) { - warn("isochronous read: frame %d: %s", - frame, get_usb_statmsg(urb->iso_frame_desc[frame].status)); + warn("isochronous read: frame %d: %s", frame, + get_usb_statmsg(urb->iso_frame_desc[frame].status)); break; } numbytes = urb->iso_frame_desc[frame].actual_length; @@ -1318,7 +1316,7 @@ static void read_iso_tasklet(unsigned long data) urb->iso_frame_desc[frame].status = 0; urb->iso_frame_desc[frame].actual_length = 0; } - urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ + urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ urb->transfer_flags = URB_ISO_ASAP; urb->number_of_packets = BAS_NUMFRAMES; if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { @@ -1792,7 +1790,8 @@ static int start_cbsend(struct cardstate *cs) * cs controller state structure * buf command string to send * len number of bytes to send (max. IF_WRITEBUF) - * wake_tasklet tasklet to run when transmission is completed (NULL if none) + * wake_tasklet tasklet to run when transmission is completed + * (NULL if none) * return value: * number of bytes queued on success * error code < 0 on error @@ -1849,7 +1848,8 @@ static int gigaset_write_cmd(struct cardstate *cs, /* gigaset_write_room * tty_driver.write_room interface routine - * return number of characters the driver will accept to be written via gigaset_write_cmd + * return number of characters the driver will accept to be written via + * gigaset_write_cmd * parameter: * controller state structure * return value: @@ -2299,7 +2299,8 @@ static int __init bas_gigaset_init(void) goto error; /* allocate memory for our device state and intialize it */ - cardstate = gigaset_initcs(driver, 2, 0, 0, cidmode, GIGASET_MODULENAME); + cardstate = gigaset_initcs(driver, 2, 0, 0, cidmode, + GIGASET_MODULENAME); if (!cardstate) goto error; diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c index 6437199..1163d31 100644 --- a/drivers/isdn/gigaset/common.c +++ b/drivers/isdn/gigaset/common.c @@ -11,10 +11,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: common.c,v 1.104.4.22 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -101,7 +97,8 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, } else { numin = len < sizeof inbuf ? len : sizeof inbuf; in = inbuf; - if (copy_from_user(inbuf, (const unsigned char __user *) buf, numin)) { + if (copy_from_user(inbuf, (const unsigned char __user *) buf, + numin)) { strncpy(inbuf, "<FAULT>", sizeof inbuf); numin = sizeof "<FAULT>" - 1; } @@ -425,7 +422,8 @@ void gigaset_freecs(struct cardstate *cs) spin_lock_irqsave(&cs->lock, flags); atomic_set(&cs->running, 0); - spin_unlock_irqrestore(&cs->lock, flags); /* event handler and timer are not rescheduled below */ + spin_unlock_irqrestore(&cs->lock, flags); /* event handler and timer are + not rescheduled below */ tasklet_kill(&cs->event_tasklet); del_timer_sync(&cs->timer); @@ -563,7 +561,6 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs, if (cs->ops->initbcshw(bcs)) return bcs; -//error: dbg(DEBUG_INIT, " failed"); dbg(DEBUG_INIT, " freeing bcs[%d]->skb", channel); @@ -580,7 +577,8 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs, * parameters: * drv hardware driver the device belongs to * channels number of B channels supported by device - * onechannel !=0: B channel data and AT commands share one communication channel + * onechannel !=0: B channel data and AT commands share one + * communication channel * ==0: B channels have separate communication channels * ignoreframes number of frames to ignore after setting up B channel * cidmode !=0: start in CallID mode @@ -619,7 +617,8 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels, atomic_set(&cs->ev_tail, 0); atomic_set(&cs->ev_head, 0); init_MUTEX_LOCKED(&cs->sem); - tasklet_init(&cs->event_tasklet, &gigaset_handle_event, (unsigned long) cs); + tasklet_init(&cs->event_tasklet, &gigaset_handle_event, + (unsigned long) cs); atomic_set(&cs->commands_pending, 0); cs->cur_at_seq = 0; cs->gotfwver = -1; @@ -669,14 +668,6 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels, cs->curlen = 0; cs->cmdbytes = 0; - /* - * Tell the ISDN4Linux subsystem (the LL) that - * a driver for a USB-Device is available ! - * If this is done, "isdnctrl" is able to bind a device for this driver even - * if no physical usb-device is currently connected. - * But this device will just be accessable if a physical USB device is connected - * (via "gigaset_probe") . - */ dbg(DEBUG_INIT, "setting up iif"); if (!gigaset_register_to_LL(cs, modulename)) { err("register_isdn=>error"); @@ -713,7 +704,8 @@ error: if (cs) } EXPORT_SYMBOL_GPL(gigaset_initcs); -/* ReInitialize the b-channel structure */ /* e.g. called on hangup, disconnect */ +/* ReInitialize the b-channel structure */ +/* e.g. called on hangup, disconnect */ void gigaset_bcs_reinit(struct bc_state *bcs) { struct sk_buff *skb; @@ -723,7 +715,7 @@ void gigaset_bcs_reinit(struct bc_state *bcs) while ((skb = skb_dequeue(&bcs->squeue)) != NULL) dev_kfree_skb(skb); - spin_lock_irqsave(&cs->lock, flags); //FIXME + spin_lock_irqsave(&cs->lock, flags); clear_at_state(&bcs->at_state); bcs->at_state.ConState = 0; bcs->at_state.timer_active = 0; @@ -805,7 +797,6 @@ int gigaset_start(struct cardstate *cs) { if (down_interruptible(&cs->sem)) return 0; - //info("USB device for Gigaset 307x now attached to Dev %d", ucs->minor); atomic_set(&cs->connected, 1); @@ -954,7 +945,8 @@ void gigaset_debugdrivers(void) dbg(DEBUG_DRIVER, " flags 0x%02x", drv->flags[i]); cs = drv->cs + i; dbg(DEBUG_DRIVER, " cardstate %p", cs); - dbg(DEBUG_DRIVER, " minor_index %u", cs->minor_index); + dbg(DEBUG_DRIVER, " minor_index %u", + cs->minor_index); dbg(DEBUG_DRIVER, " driver %p", cs->driver); dbg(DEBUG_DRIVER, " i4l id %d", cs->myid); } @@ -1016,7 +1008,7 @@ EXPORT_SYMBOL_GPL(gigaset_freedriver); * parameters: * minor First minor number * minors Number of minors this driver can handle - * procname Name of the driver (e.g. for /proc/tty/drivers, path in /proc/driver) + * procname Name of the driver * devname Name of the device files (prefix without minor number) * devfsname Devfs name of the device files without %d * return value: diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c index fdcb80b..6c10004 100644 --- a/drivers/isdn/gigaset/ev-layer.c +++ b/drivers/isdn/gigaset/ev-layer.c @@ -11,82 +11,78 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: ev-layer.c,v 1.4.2.18 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" /* ========================================================== */ /* bit masks for pending commands */ -#define PC_INIT 0x004 -#define PC_DLE0 0x008 -#define PC_DLE1 0x010 -#define PC_CID 0x080 -#define PC_NOCID 0x100 -#define PC_HUP 0x002 -#define PC_DIAL 0x001 -#define PC_ACCEPT 0x040 -#define PC_SHUTDOWN 0x020 -#define PC_CIDMODE 0x200 -#define PC_UMMODE 0x400 +#define PC_DIAL 0x001 +#define PC_HUP 0x002 +#define PC_INIT 0x004 +#define PC_DLE0 0x008 +#define PC_DLE1 0x010 +#define PC_SHUTDOWN 0x020 +#define PC_ACCEPT 0x040 +#define PC_CID 0x080 +#define PC_NOCID 0x100 +#define PC_CIDMODE 0x200 +#define PC_UMMODE 0x400 /* types of modem responses */ -#define RT_NOTHING 0 -#define RT_ZSAU 1 -#define RT_RING 2 -#define RT_NUMBER 3 -#define RT_STRING 4 -#define RT_HEX 5 -#define RT_ZCAU 6 +#define RT_NOTHING 0 +#define RT_ZSAU 1 +#define RT_RING 2 +#define RT_NUMBER 3 +#define RT_STRING 4 +#define RT_HEX 5 +#define RT_ZCAU 6 /* Possible ASCII responses */ -#define RSP_OK 0 -//#define RSP_BUSY 1 -//#define RSP_CONNECT 2 -#define RSP_ZGCI 3 -#define RSP_RING 4 -#define RSP_ZAOC 5 -#define RSP_ZCSTR 6 -#define RSP_ZCFGT 7 -#define RSP_ZCFG 8 -#define RSP_ZCCR 9 -#define RSP_EMPTY 10 -#define RSP_ZLOG 11 -#define RSP_ZCAU 12 -#define RSP_ZMWI 13 -#define RSP_ZABINFO 14 -#define RSP_ZSMLSTCHG 15 -#define RSP_VAR 100 -#define RSP_ZSAU (RSP_VAR + VAR_ZSAU) -#define RSP_ZDLE (RSP_VAR + VAR_ZDLE) -#define RSP_ZVLS (RSP_VAR + VAR_ZVLS) -#define RSP_ZCTP (RSP_VAR + VAR_ZCTP) -#define RSP_STR (RSP_VAR + VAR_NUM) -#define RSP_NMBR (RSP_STR + STR_NMBR) -#define RSP_ZCPN (RSP_STR + STR_ZCPN) -#define RSP_ZCON (RSP_STR + STR_ZCON) -#define RSP_ZBC (RSP_STR + STR_ZBC) -#define RSP_ZHLC (RSP_STR + STR_ZHLC) -#define RSP_ERROR -1 /* ERROR */ -#define RSP_WRONG_CID -2 /* unknown cid in cmd */ -//#define RSP_EMPTY -3 -#define RSP_UNKNOWN -4 /* unknown response */ -#define RSP_FAIL -5 /* internal error */ -#define RSP_INVAL -6 /* invalid response */ - -#define RSP_NONE -19 -#define RSP_STRING -20 -#define RSP_NULL -21 -//#define RSP_RETRYFAIL -22 -//#define RSP_RETRY -23 -//#define RSP_SKIP -24 -#define RSP_INIT -27 -#define RSP_ANY -26 -#define RSP_LAST -28 -#define RSP_NODEV -9 +#define RSP_OK 0 +//#define RSP_BUSY 1 +//#define RSP_CONNECT 2 +#define RSP_ZGCI 3 +#define RSP_RING 4 +#define RSP_ZAOC 5 +#define RSP_ZCSTR 6 +#define RSP_ZCFGT 7 +#define RSP_ZCFG 8 +#define RSP_ZCCR 9 +#define RSP_EMPTY 10 +#define RSP_ZLOG 11 +#define RSP_ZCAU 12 +#define RSP_ZMWI 13 +#define RSP_ZABINFO 14 +#define RSP_ZSMLSTCHG 15 +#define RSP_VAR 100 +#define RSP_ZSAU (RSP_VAR + VAR_ZSAU) +#define RSP_ZDLE (RSP_VAR + VAR_ZDLE) +#define RSP_ZVLS (RSP_VAR + VAR_ZVLS) +#define RSP_ZCTP (RSP_VAR + VAR_ZCTP) +#define RSP_STR (RSP_VAR + VAR_NUM) +#define RSP_NMBR (RSP_STR + STR_NMBR) +#define RSP_ZCPN (RSP_STR + STR_ZCPN) +#define RSP_ZCON (RSP_STR + STR_ZCON) +#define RSP_ZBC (RSP_STR + STR_ZBC) +#define RSP_ZHLC (RSP_STR + STR_ZHLC) +#define RSP_ERROR -1 /* ERROR */ +#define RSP_WRONG_CID -2 /* unknown cid in cmd */ +//#define RSP_EMPTY -3 +#define RSP_UNKNOWN -4 /* unknown response */ +#define RSP_FAIL -5 /* internal error */ +#define RSP_INVAL -6 /* invalid response */ + +#define RSP_NONE -19 +#define RSP_STRING -20 +#define RSP_NULL -21 +//#define RSP_RETRYFAIL -22 +//#define RSP_RETRY -23 +//#define RSP_SKIP -24 +#define RSP_INIT -27 +#define RSP_ANY -26 +#define RSP_LAST -28 +#define RSP_NODEV -9 /* actions for process_response */ #define ACT_NOTHING 0 @@ -112,7 +108,7 @@ #define ACT_DISCONNECT 20 #define ACT_CONNECT 21 #define ACT_REMOTEREJECT 22 -#define ACT_CONNTIMEOUT 23 +#define ACT_CONNTIMEOUT 23 #define ACT_REMOTEHUP 24 #define ACT_ABORTHUP 25 #define ACT_ICALL 26 @@ -127,40 +123,40 @@ #define ACT_ERROR 35 #define ACT_ABORTCID 36 #define ACT_ZCAU 37 -#define ACT_NOTIFY_BC_DOWN 38 -#define ACT_NOTIFY_BC_UP 39 -#define ACT_DIAL 40 -#define ACT_ACCEPT 41 -#define ACT_PROTO_L2 42 -#define ACT_HUP 43 -#define ACT_IF_LOCK 44 -#define ACT_START 45 -#define ACT_STOP 46 -#define ACT_FAKEDLE0 47 -#define ACT_FAKEHUP 48 -#define ACT_FAKESDOWN 49 -#define ACT_SHUTDOWN 50 -#define ACT_PROC_CIDMODE 51 -#define ACT_UMODESET 52 -#define ACT_FAILUMODE 53 -#define ACT_CMODESET 54 -#define ACT_FAILCMODE 55 -#define ACT_IF_VER 56 +#define ACT_NOTIFY_BC_DOWN 38 +#define ACT_NOTIFY_BC_UP 39 +#define ACT_DIAL 40 +#define ACT_ACCEPT 41 +#define ACT_PROTO_L2 42 +#define ACT_HUP 43 +#define ACT_IF_LOCK 44 +#define ACT_START 45 +#define ACT_STOP 46 +#define ACT_FAKEDLE0 47 +#define ACT_FAKEHUP 48 +#define ACT_FAKESDOWN 49 +#define ACT_SHUTDOWN 50 +#define ACT_PROC_CIDMODE 51 +#define ACT_UMODESET 52 +#define ACT_FAILUMODE 53 +#define ACT_CMODESET 54 +#define ACT_FAILCMODE 55 +#define ACT_IF_VER 56 #define ACT_CMD 100 /* at command sequences */ -#define SEQ_NONE 0 -#define SEQ_INIT 100 -#define SEQ_DLE0 200 -#define SEQ_DLE1 250 -#define SEQ_CID 300 -#define SEQ_NOCID 350 -#define SEQ_HUP 400 -#define SEQ_DIAL 600 -#define SEQ_ACCEPT 720 -#define SEQ_SHUTDOWN 500 -#define SEQ_CIDMODE 10 -#define SEQ_UMMODE 11 +#define SEQ_NONE 0 +#define SEQ_INIT 100 +#define SEQ_DLE0 200 +#define SEQ_DLE1 250 +#define SEQ_CID 300 +#define SEQ_NOCID 350 +#define SEQ_HUP 400 +#define SEQ_DIAL 600 +#define SEQ_ACCEPT 720 +#define SEQ_SHUTDOWN 500 +#define SEQ_CIDMODE 10 +#define SEQ_UMMODE 11 // 100: init, 200: dle0, 250:dle1, 300: get cid (dial), 350: "hup" (no cid), 400: hup, 500: reset, 600: dial, 700: ring @@ -393,7 +389,7 @@ struct reply_t gigaset_tab_cid_m10x[] = /* for M10x */ #if 0 -static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME aenderungen uebernehmen +static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME { /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */ @@ -401,7 +397,7 @@ static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME aenderungen ueberne {RSP_LAST,0,0,0,0,0,0} }; -static struct reply_t tab_cid[] = /* no dle mode */ //FIXME aenderungen uebernehmen +static struct reply_t tab_cid[] = /* no dle mode */ //FIXME { /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */ @@ -412,30 +408,30 @@ static struct reply_t tab_cid[] = /* no dle mode */ //FIXME aenderungen ueberneh static struct resp_type_t resp_type[]= { - /*{"", RSP_EMPTY, RT_NOTHING},*/ - {"OK", RSP_OK, RT_NOTHING}, - {"ERROR", RSP_ERROR, RT_NOTHING}, - {"ZSAU", RSP_ZSAU, RT_ZSAU}, - {"ZCAU", RSP_ZCAU, RT_ZCAU}, - {"RING", RSP_RING, RT_RING}, - {"ZGCI", RSP_ZGCI, RT_NUMBER}, - {"ZVLS", RSP_ZVLS, RT_NUMBER}, - {"ZCTP", RSP_ZCTP, RT_NUMBER}, - {"ZDLE", RSP_ZDLE, RT_NUMBER}, - {"ZCFGT", RSP_ZCFGT, RT_NUMBER}, - {"ZCCR", RSP_ZCCR, RT_NUMBER}, - {"ZMWI", RSP_ZMWI, RT_NUMBER}, - {"ZHLC", RSP_ZHLC, RT_STRING}, - {"ZBC", RSP_ZBC, RT_STRING}, - {"NMBR", RSP_NMBR, RT_STRING}, - {"ZCPN", RSP_ZCPN, RT_STRING}, - {"ZCON", RSP_ZCON, RT_STRING}, - {"ZAOC", RSP_ZAOC, RT_STRING}, - {"ZCSTR", RSP_ZCSTR, RT_STRING}, - {"ZCFG", RSP_ZCFG, RT_HEX}, - {"ZLOG", RSP_ZLOG, RT_NOTHING}, - {"ZABINFO", RSP_ZABINFO, RT_NOTHING}, - {"ZSMLSTCHG", RSP_ZSMLSTCHG, RT_NOTHING}, + /*{"", RSP_EMPTY, RT_NOTHING},*/ + {"OK", RSP_OK, RT_NOTHING}, + {"ERROR", RSP_ERROR, RT_NOTHING}, + {"ZSAU", RSP_ZSAU, RT_ZSAU}, + {"ZCAU", RSP_ZCAU, RT_ZCAU}, + {"RING", RSP_RING, RT_RING}, + {"ZGCI", RSP_ZGCI, RT_NUMBER}, + {"ZVLS", RSP_ZVLS, RT_NUMBER}, + {"ZCTP", RSP_ZCTP, RT_NUMBER}, + {"ZDLE", RSP_ZDLE, RT_NUMBER}, + {"ZCFGT", RSP_ZCFGT, RT_NUMBER}, + {"ZCCR", RSP_ZCCR, RT_NUMBER}, + {"ZMWI", RSP_ZMWI, RT_NUMBER}, + {"ZHLC", RSP_ZHLC, RT_STRING}, + {"ZBC", RSP_ZBC, RT_STRING}, + {"NMBR", RSP_NMBR, RT_STRING}, + {"ZCPN", RSP_ZCPN, RT_STRING}, + {"ZCON", RSP_ZCON, RT_STRING}, + {"ZAOC", RSP_ZAOC, RT_STRING}, + {"ZCSTR", RSP_ZCSTR, RT_STRING}, + {"ZCFG", RSP_ZCFG, RT_HEX}, + {"ZLOG", RSP_ZLOG, RT_NOTHING}, + {"ZABINFO", RSP_ZABINFO, RT_NOTHING}, + {"ZSMLSTCHG", RSP_ZSMLSTCHG, RT_NOTHING}, {NULL,0,0} }; @@ -837,7 +833,8 @@ static void schedule_init(struct cardstate *cs, int state) dbg(DEBUG_CMD, "Scheduling PC_INIT"); } -/* Add "AT" to a command, add the cid, dle encode it, send the result to the hardware. */ +/* Add "AT" to a command, add the cid, dle encode it, send the result to the + hardware. */ static void send_command(struct cardstate *cs, const char *cmd, int cid, int dle, gfp_t kmallocflags) { @@ -966,19 +963,13 @@ static void start_dial(struct at_state_t *at_state, void *data, int seq_index) at_state->pending_commands |= PC_CID; dbg(DEBUG_CMD, "Scheduling PC_CID"); -//#ifdef GIG_MAYINITONDIAL -// if (atomic_read(&cs->MState) == MS_UNKNOWN) { -// cs->at_state.pending_commands |= PC_INIT; -// dbg(DEBUG_CMD, "Scheduling PC_INIT"); -// } -//#endif - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); return; error: at_state->pending_commands |= PC_NOCID; dbg(DEBUG_CMD, "Scheduling PC_NOCID"); - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); return; } @@ -992,12 +983,12 @@ static void start_accept(struct at_state_t *at_state) if (retval == 0) { at_state->pending_commands |= PC_ACCEPT; dbg(DEBUG_CMD, "Scheduling PC_ACCEPT"); - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); } else { //FIXME at_state->pending_commands |= PC_HUP; dbg(DEBUG_CMD, "Scheduling PC_HUP"); - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); } } @@ -1037,9 +1028,8 @@ static void do_shutdown(struct cardstate *cs) if (atomic_read(&cs->mstate) == MS_READY) { atomic_set(&cs->mstate, MS_SHUTDOWN); cs->at_state.pending_commands |= PC_SHUTDOWN; - atomic_set(&cs->commands_pending, 1); //FIXME - dbg(DEBUG_CMD, "Scheduling PC_SHUTDOWN"); //FIXME - //gigaset_schedule_event(cs); //FIXME + atomic_set(&cs->commands_pending, 1); + dbg(DEBUG_CMD, "Scheduling PC_SHUTDOWN"); } else finish_shutdown(cs); } @@ -1160,7 +1150,6 @@ static int do_lock(struct cardstate *cs) mode = atomic_read(&cs->mode); atomic_set(&cs->mstate, MS_LOCKED); atomic_set(&cs->mode, M_UNKNOWN); - //FIXME reset card state / at states / bcs states return mode; } @@ -1173,7 +1162,6 @@ static int do_unlock(struct cardstate *cs) atomic_set(&cs->mstate, MS_UNINITIALIZED); atomic_set(&cs->mode, M_UNKNOWN); gigaset_free_channels(cs); - //FIXME reset card state / at states / bcs states if (atomic_read(&cs->connected)) schedule_init(cs, MS_INIT); @@ -1203,7 +1191,6 @@ static void do_action(int action, struct cardstate *cs, at_state->waiting = 1; break; case ACT_INIT: - //FIXME setup everything cs->at_state.pending_commands &= ~PC_INIT; cs->cur_at_seq = SEQ_NONE; atomic_set(&cs->mode, M_UNIMODEM); @@ -1213,7 +1200,7 @@ static void do_action(int action, struct cardstate *cs, break; } cs->at_state.pending_commands |= PC_CIDMODE; - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); dbg(DEBUG_CMD, "Scheduling PC_CIDMODE"); break; case ACT_FAILINIT: @@ -1428,7 +1415,8 @@ static void do_action(int action, struct cardstate *cs, at_state->pending_commands |= PC_HUP; atomic_set(&cs->commands_pending, 1); break; - case ACT_GETSTRING: /* warning: RING, ZDLE, ... are not handled properly any more */ + case ACT_GETSTRING: /* warning: RING, ZDLE, ... + are not handled properly any more */ at_state->getstring = 1; break; case ACT_SETVER: @@ -1522,7 +1510,7 @@ static void do_action(int action, struct cardstate *cs, break; case ACT_HUP: at_state->pending_commands |= PC_HUP; - atomic_set(&cs->commands_pending, 1); //FIXME + atomic_set(&cs->commands_pending, 1); dbg(DEBUG_CMD, "Scheduling PC_HUP"); break; @@ -1649,7 +1637,8 @@ static void process_event(struct cardstate *cs, struct event_t *ev) dbg(DEBUG_ANY, "stopped waiting"); } - /* if the response belongs to a variable in at_state->int_var[VAR_XXXX] or at_state->str_var[STR_XXXX], set it */ + /* if the response belongs to a variable in at_state->int_var[VAR_XXXX] + or at_state->str_var[STR_XXXX], set it */ if (ev->type >= RSP_VAR && ev->type < RSP_VAR + VAR_NUM) { index = ev->type - RSP_VAR; at_state->int_var[index] = ev->parameter; @@ -1657,13 +1646,15 @@ static void process_event(struct cardstate *cs, struct event_t *ev) index = ev->type - RSP_STR; kfree(at_state->str_var[index]); at_state->str_var[index] = ev->ptr; - ev->ptr = NULL; /* prevent process_events() from deallocating ptr */ + ev->ptr = NULL; /* prevent process_events() from + deallocating ptr */ } if (ev->type == EV_TIMEOUT || ev->type == RSP_STRING) at_state->getstring = 0; - /* Search row in dial array which matches modem response and current constate */ + /* Search row in dial array which matches modem response and current + constate */ for (;; rep++) { rcode = rep->resp_code; /* dbg (DEBUG_ANY, "rcode %d", rcode); */ @@ -1865,11 +1856,7 @@ static void process_command_flags(struct cardstate *cs) if (cs->at_state.pending_commands & PC_CIDMODE) { cs->at_state.pending_commands &= ~PC_CIDMODE; if (atomic_read(&cs->mode) == M_UNIMODEM) { -#if 0 - cs->retry_count = 2; -#else cs->retry_count = 1; -#endif schedule_sequence(cs, &cs->at_state, SEQ_CIDMODE); return; } diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h index 729edcd..d34f002 100644 --- a/drivers/isdn/gigaset/gigaset.h +++ b/drivers/isdn/gigaset/gigaset.h @@ -1,11 +1,16 @@ -/* Siemens Gigaset 307x driver +/* + * Siemens Gigaset 307x driver * Common header file for all connection variants * * Written by Stefan Eilers <Eilers.Stefan@epost.de> * and Hansjoerg Lipp <hjlipp@web.de> * - * Version: $Id: gigaset.h,v 1.97.4.26 2006/02/04 18:28:16 hjlipp Exp $ - * =========================================================================== + * ===================================================================== + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * ===================================================================== */ #ifndef GIGASET_H @@ -15,7 +20,6 @@ #include <linux/kernel.h> #include <linux/compiler.h> #include <linux/types.h> -#include <asm/atomic.h> #include <linux/spinlock.h> #include <linux/isdnif.h> #include <linux/usb.h> @@ -27,21 +31,22 @@ #include <linux/tty.h> #include <linux/tty_driver.h> #include <linux/list.h> +#include <asm/atomic.h> #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 */ -#define HW_HDR_LEN 2 /* Header size used to store ack info */ +#define MAX_REC_PARAMS 10 /* Max. number of params in response string */ +#define MAX_RESP_SIZE 512 /* Max. size of a response string */ +#define HW_HDR_LEN 2 /* Header size used to store ack info */ -#define MAX_EVENTS 64 /* size of event queue */ +#define MAX_EVENTS 64 /* size of event queue */ #define RBUFSIZE 8192 -#define SBUFSIZE 4096 /* sk_buff payload size */ +#define SBUFSIZE 4096 /* sk_buff payload size */ -#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */ -#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */ +#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 @@ -67,68 +72,108 @@ #define MAXACT 3 -#define IFNULL(a) if (unlikely(!(a))) -#define IFNULLRET(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return; } -#define IFNULLRETVAL(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return (b); } -#define IFNULLCONT(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); continue; } -#define IFNULLGOTO(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); goto b; } +#define IFNULL(a) \ + if (unlikely(!(a))) + +#define IFNULLRET(a) \ + if (unlikely(!(a))) { \ + err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \ + return; \ + } + +#define IFNULLRETVAL(a,b) \ + if (unlikely(!(a))) { \ + err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \ + return (b); \ + } + +#define IFNULLCONT(a) \ + if (unlikely(!(a))) { \ + err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \ + continue; \ + } + +#define IFNULLGOTO(a,b) \ + if (unlikely(!(a))) { \ + err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \ + goto b; \ + } extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */ -/* any combination of these can be given with the 'debug=' parameter to insmod, e.g. - * 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and DEBUG_INTR. */ +/* any combination of these can be given with the 'debug=' parameter to insmod, + * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and + * DEBUG_INTR. + */ enum debuglevel { /* up to 24 bits (atomic_t) */ - DEBUG_REG = 0x0002, /* serial port I/O register operations */ + DEBUG_REG = 0x0002,/* serial port I/O register operations */ DEBUG_OPEN = 0x0004, /* open/close serial port */ DEBUG_INTR = 0x0008, /* interrupt processing */ - DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on interrupt - requests, not available as run-time option */ + DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on + interrupt requests, not available as + run-time option */ DEBUG_CMD = 0x00020, /* sent/received LL commands */ DEBUG_STREAM = 0x00040, /* application data stream I/O events */ DEBUG_STREAM_DUMP = 0x00080, /* application data stream content */ DEBUG_LLDATA = 0x00100, /* sent/received LL data */ - DEBUG_INTR_0 = 0x00200, /* serial port output interrupt processing */ + DEBUG_INTR_0 = 0x00200, /* serial port interrupt processing */ DEBUG_DRIVER = 0x00400, /* driver structure */ DEBUG_HDLC = 0x00800, /* M10x HDLC processing */ DEBUG_WRITE = 0x01000, /* M105 data write */ - DEBUG_TRANSCMD = 0x02000, /*AT-COMMANDS+RESPONSES*/ - DEBUG_MCMD = 0x04000, /*COMMANDS THAT ARE SENT VERY OFTEN*/ - DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data structures */ + DEBUG_TRANSCMD = 0x02000, /* AT-COMMANDS+RESPONSES */ + DEBUG_MCMD = 0x04000, /* COMMANDS THAT ARE SENT VERY OFTEN */ + DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data + structures */ DEBUG_LOCK = 0x10000, /* semaphore operations */ DEBUG_OUTPUT = 0x20000, /* output to device */ DEBUG_ISO = 0x40000, /* isochronous transfers */ DEBUG_IF = 0x80000, /* character device operations */ - DEBUG_USBREQ = 0x100000, /* USB communication (except payload data) */ - DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when MS_LOCKED */ + DEBUG_USBREQ = 0x100000, /* USB communication (except payload + data) */ + DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when + MS_LOCKED */ - DEBUG_ANY = 0x3fffff, /* print message if any of the others is activated */ + DEBUG_ANY = 0x3fffff, /* print message if any of the others is + activated */ }; #ifdef CONFIG_GIGASET_DEBUG #define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ) -//#define DEBUG_DEFAULT (DEBUG_LOCK | DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUF_IF | DEBUG_DRIVER | DEBUG_OUTPUT | DEBUG_INTR) #else #define DEBUG_DEFAULT 0 #endif -/* redefine syslog macros to prepend module name instead of entire source path */ -/* The space before the comma in ", ##" is needed by gcc 2.95 */ +/* redefine syslog macros to prepend module name instead of entire + * source path */ #undef info -#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) +#define info(format, arg...) \ + printk(KERN_INFO "%s: " format "\n", \ + THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) #undef notice -#define notice(format, arg...) printk(KERN_NOTICE "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) +#define notice(format, arg...) \ + printk(KERN_NOTICE "%s: " format "\n", \ + THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) #undef warn -#define warn(format, arg...) printk(KERN_WARNING "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) +#define warn(format, arg...) \ + printk(KERN_WARNING "%s: " format "\n", \ + THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) #undef err -#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) +#define err(format, arg...) \ + printk(KERN_ERR "%s: " format "\n", \ + THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) #undef dbg #ifdef CONFIG_GIGASET_DEBUG -#define dbg(level, format, arg...) do { if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \ - printk(KERN_DEBUG "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg); } while (0) +#define dbg(level, format, arg...) \ + do { \ + if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \ + printk(KERN_DEBUG "%s: " format "\n", \ + THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" \ + , ## arg); \ + } while (0) #else #define dbg(level, format, arg...) do {} while (0) #endif @@ -148,13 +193,14 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #define ZSAU_UNKNOWN -1 /* USB control transfer requests */ -#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) +#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 */ #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_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 @@ -181,17 +227,18 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #define HD_CLOSE_ATCHANNEL (0x29) // 3070 /* USB frames for isochronous transfer */ -#define BAS_FRAMETIME 1 /* number of milliseconds between frames */ -#define BAS_NUMFRAMES 8 /* number of frames per URB */ -#define BAS_MAXFRAME 16 /* allocated bytes per frame */ -#define BAS_NORMFRAME 8 /* send size without flow control */ -#define BAS_HIGHFRAME 10 /* " " with positive flow control */ -#define BAS_LOWFRAME 5 /* " " with negative flow control */ -#define BAS_CORRFRAMES 4 /* flow control multiplicator */ - -#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES) /* size of isochronous input buffer per URB */ -#define BAS_OUTBUFSIZE 4096 /* size of common isochronous output buffer */ -#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isochronous output buffer */ +#define BAS_FRAMETIME 1 /* number of milliseconds between frames */ +#define BAS_NUMFRAMES 8 /* number of frames per URB */ +#define BAS_MAXFRAME 16 /* allocated bytes per frame */ +#define BAS_NORMFRAME 8 /* send size without flow control */ +#define BAS_HIGHFRAME 10 /* " " with positive flow control */ +#define BAS_LOWFRAME 5 /* " " with negative flow control */ +#define BAS_CORRFRAMES 4 /* flow control multiplicator */ + +#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES) + /* size of isoc in buf per URB */ +#define BAS_OUTBUFSIZE 4096 /* size of common isoc out buffer */ +#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isoc out buf */ #define BAS_INURBS 3 #define BAS_OUTURBS 3 @@ -207,40 +254,40 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #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 STR_NMBR 0 -#define STR_ZCPN 1 -#define STR_ZCON 2 -#define STR_ZBC 3 -#define STR_ZHLC 4 -#define STR_NUM 5 - -#define EV_TIMEOUT -105 -#define EV_IF_VER -106 -#define EV_PROC_CIDMODE -107 -#define EV_SHUTDOWN -108 -#define EV_START -110 -#define EV_STOP -111 -#define EV_IF_LOCK -112 -#define EV_PROTO_L2 -113 -#define EV_ACCEPT -114 -#define EV_DIAL -115 -#define EV_HUP -116 -#define EV_BC_OPEN -117 -#define EV_BC_CLOSED -118 +#define VAR_ZSAU 0 +#define VAR_ZDLE 1 +#define VAR_ZVLS 2 +#define VAR_ZCTP 3 +#define VAR_NUM 4 + +#define STR_NMBR 0 +#define STR_ZCPN 1 +#define STR_ZCON 2 +#define STR_ZBC 3 +#define STR_ZHLC 4 +#define STR_NUM 5 + +#define EV_TIMEOUT -105 +#define EV_IF_VER -106 +#define EV_PROC_CIDMODE -107 +#define EV_SHUTDOWN -108 +#define EV_START -110 +#define EV_STOP -111 +#define EV_IF_LOCK -112 +#define EV_PROTO_L2 -113 +#define EV_ACCEPT -114 +#define EV_DIAL -115 +#define EV_HUP -116 +#define EV_BC_OPEN -117 +#define EV_BC_CLOSED -118 /* input state */ -#define INS_command 0x0001 -#define INS_DLE_char 0x0002 -#define INS_byte_stuff 0x0004 -#define INS_have_data 0x0008 -#define INS_skip_frame 0x0010 -#define INS_DLE_command 0x0020 +#define INS_command 0x0001 +#define INS_DLE_char 0x0002 +#define INS_byte_stuff 0x0004 +#define INS_have_data 0x0008 +#define INS_skip_frame 0x0010 +#define INS_DLE_command 0x0020 #define INS_flag_hunt 0x0040 /* channel state */ @@ -248,27 +295,27 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, #define CHS_B_UP 0x02 #define CHS_NOTIFY_LL 0x04 -#define ICALL_REJECT 0 -#define ICALL_ACCEPT 1 -#define ICALL_IGNORE 2 +#define ICALL_REJECT 0 +#define ICALL_ACCEPT 1 +#define ICALL_IGNORE 2 /* device state */ -#define MS_UNINITIALIZED 0 -#define MS_INIT 1 -#define MS_LOCKED 2 -#define MS_SHUTDOWN 3 -#define MS_RECOVER 4 -#define MS_READY 5 +#define MS_UNINITIALIZED 0 +#define MS_INIT 1 +#define MS_LOCKED 2 +#define MS_SHUTDOWN 3 +#define MS_RECOVER 4 +#define MS_READY 5 /* mode */ -#define M_UNKNOWN 0 -#define M_CONFIG 1 -#define M_UNIMODEM 2 -#define M_CID 3 +#define M_UNKNOWN 0 +#define M_CONFIG 1 +#define M_UNIMODEM 2 +#define M_CID 3 /* start mode */ -#define SM_LOCKED 0 -#define SM_ISDN 1 /* default */ +#define SM_LOCKED 0 +#define SM_ISDN 1 /* default */ struct gigaset_ops; struct gigaset_driver; @@ -283,27 +330,26 @@ struct ser_bc_state; struct bas_bc_state; struct reply_t { - int resp_code; /* RSP_XXXX */ - int min_ConState; /* <0 => ignore */ - int max_ConState; /* <0 => ignore */ - int parameter; /* e.g. ZSAU_XXXX <0: ignore*/ - int new_ConState; /* <0 => ignore */ - int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/ - int action[MAXACT]; /* ACT_XXXX */ - char *command; /* NULL==none */ + int resp_code; /* RSP_XXXX */ + int min_ConState; /* <0 => ignore */ + int max_ConState; /* <0 => ignore */ + int parameter; /* e.g. ZSAU_XXXX <0: ignore*/ + int new_ConState; /* <0 => ignore */ + int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/ + int action[MAXACT]; /* ACT_XXXX */ + char *command; /* NULL==none */ }; extern struct reply_t gigaset_tab_cid_m10x[]; extern struct reply_t gigaset_tab_nocid_m10x[]; struct inbuf_t { - unsigned char *rcvbuf; /* usb-gigaset receive buffer */ + unsigned char *rcvbuf; /* usb-gigaset receive buffer */ struct bc_state *bcs; - struct cardstate *cs; - int inputstate; - - atomic_t head, tail; - unsigned char data[RBUFSIZE]; + struct cardstate *cs; + int inputstate; + atomic_t head, tail; + unsigned char data[RBUFSIZE]; }; /* isochronous write buffer structure @@ -319,16 +365,19 @@ struct inbuf_t { * if writesem <= 0, data[write..read-1] is currently being written to * - idle contains the byte value to repeat when the end of valid data is * reached; if nextread==write (buffer contains no data to send), either the - * BAS_OUTBUFPAD bytes immediately before data[write] (if write>=BAS_OUTBUFPAD) - * or those of the pad area (if write<BAS_OUTBUFPAD) are also filled with that - * value - * - optionally, the following statistics on the buffer's usage can be collected: - * maxfill: maximum number of bytes occupied - * idlefills: number of times a frame of idle bytes is prepared - * emptygets: number of times the buffer was empty when a data frame was requested + * BAS_OUTBUFPAD bytes immediately before data[write] (if + * write>=BAS_OUTBUFPAD) or those of the pad area (if write<BAS_OUTBUFPAD) + * are also filled with that value + * - optionally, the following statistics on the buffer's usage can be + * collected: + * maxfill: maximum number of bytes occupied + * idlefills: number of times a frame of idle bytes is prepared + * emptygets: number of times the buffer was empty when a data frame was + * requested * backtoback: number of times two data packets were entered into the buffer - * without intervening idle flags - * nakedback: set if no idle flags have been inserted since the last data packet + * without intervening idle flags + * nakedback: set if no idle flags have been inserted since the last data + * packet */ struct isowbuf_t { atomic_t read; @@ -358,34 +407,28 @@ struct isow_urbctx_t { * it is currently assigned a B channel */ struct at_state_t { - struct list_head list; - int waiting; - int getstring; + struct list_head list; + int waiting; + int getstring; atomic_t timer_index; unsigned long timer_expires; int timer_active; - unsigned int ConState; /* State of connection */ - struct reply_t *replystruct; - int cid; - int int_var[VAR_NUM]; /* see VAR_XXXX */ - char *str_var[STR_NUM]; /* see STR_XXXX */ - unsigned pending_commands; /* see PC_XXXX */ - atomic_t seq_index; - - struct cardstate *cs; - struct bc_state *bcs; + unsigned int ConState; /* State of connection */ + struct reply_t *replystruct; + int cid; + int int_var[VAR_NUM]; /* see VAR_XXXX */ + char *str_var[STR_NUM]; /* see STR_XXXX */ + unsigned pending_commands; /* see PC_XXXX */ + atomic_t seq_index; + + struct cardstate *cs; + struct bc_state *bcs; }; struct resp_type_t { unsigned char *response; - int resp_code; /* RSP_XXXX */ - int type; /* RT_XXXX */ -}; - -struct prot_skb { - atomic_t empty; - struct semaphore *sem; - struct sk_buff *skb; + int resp_code; /* RSP_XXXX */ + int type; /* RT_XXXX */ }; struct event_t { @@ -398,29 +441,29 @@ struct event_t { /* This buffer holds all information about the used B-Channel */ struct bc_state { - struct sk_buff *tx_skb; /* Current transfer buffer to modem */ - struct sk_buff_head squeue; /* B-Channel send Queue */ + struct sk_buff *tx_skb; /* Current transfer buffer to modem */ + struct sk_buff_head squeue; /* B-Channel send Queue */ /* Variables for debugging .. */ - int corrupted; /* Counter for corrupted packages */ - int trans_down; /* Counter of packages (downstream) */ - int trans_up; /* Counter of packages (upstream) */ + int corrupted; /* Counter for corrupted packages */ + int trans_down; /* Counter of packages (downstream) */ + int trans_up; /* Counter of packages (upstream) */ struct at_state_t at_state; unsigned long rcvbytes; __u16 fcs; struct sk_buff *skb; - int inputstate; /* see INS_XXXX */ + int inputstate; /* see INS_XXXX */ int channel; struct cardstate *cs; - unsigned chstate; /* bitmap (CHS_*) */ + unsigned chstate; /* bitmap (CHS_*) */ int ignore; - unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */ - char *commands[AT_NUM]; /* see AT_XXXX */ + unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */ + char *commands[AT_NUM]; /* see AT_XXXX */ #ifdef CONFIG_GIGASET_DEBUG int emptycount; @@ -430,9 +473,9 @@ struct bc_state { /* hardware drivers */ union { - struct ser_bc_state *ser; /* private data of serial hardware driver */ - struct usb_bc_state *usb; /* private data of usb hardware driver */ - struct bas_bc_state *bas; + struct ser_bc_state *ser; /* serial hardware driver */ + struct usb_bc_state *usb; /* usb hardware driver (m105) */ + struct bas_bc_state *bas; /* usb hardware driver (base) */ } hw; }; @@ -443,22 +486,23 @@ struct cardstate { const struct gigaset_ops *ops; /* Stuff to handle communication */ - //wait_queue_head_t initwait; wait_queue_head_t waitqueue; int waiting; - atomic_t mode; /* see M_XXXX */ - atomic_t mstate; /* Modem state: see MS_XXXX */ - /* only changed by the event layer */ + atomic_t mode; /* see M_XXXX */ + atomic_t mstate; /* Modem state: see MS_XXXX */ + /* only changed by the event layer */ int cmd_result; int channels; - struct bc_state *bcs; /* Array of struct bc_state */ + struct bc_state *bcs; /* Array of struct bc_state */ - int onechannel; /* data and commands transmitted in one stream (M10x) */ + int onechannel; /* data and commands transmitted in one + stream (M10x) */ spinlock_t lock; - struct at_state_t at_state; /* at_state_t for cid == 0 */ - struct list_head temp_at_states; /* list of temporary "struct at_state_t"s without B channel */ + struct at_state_t at_state; /* at_state_t for cid == 0 */ + struct list_head temp_at_states;/* list of temporary "struct + at_state_t"s without B channel */ struct inbuf_t *inbuf; @@ -474,36 +518,47 @@ struct cardstate { unsigned fwver[4]; int gotfwver; - atomic_t running; /* !=0 if events are handled */ - atomic_t connected; /* !=0 if hardware is connected */ + atomic_t running; /* !=0 if events are handled */ + atomic_t connected; /* !=0 if hardware is connected */ atomic_t cidmode; - int myid; /* id for communication with LL */ + int myid; /* id for communication with LL */ isdn_if iif; struct reply_t *tabnocid; struct reply_t *tabcid; int cs_init; - int ignoreframes; /* frames to ignore after setting up the B channel */ - struct semaphore sem; /* locks this structure: */ - /* connected is not changed, */ - /* hardware_up is not changed, */ - /* MState is not changed to or from MS_LOCKED */ + int ignoreframes; /* frames to ignore after setting up the + B channel */ + struct semaphore sem; /* locks this structure: */ + /* connected is not changed, */ + /* hardware_up is not changed, */ + /* MState is not changed to or from + MS_LOCKED */ struct timer_list timer; int retry_count; - int dle; /* !=0 if modem commands/responses are dle encoded */ - int cur_at_seq; /* sequence of AT commands being processed */ - int curchannel; /* channel, those commands are meant for */ - atomic_t commands_pending; /* flag(s) in xxx.commands_pending have been set */ - struct tasklet_struct event_tasklet; /* tasklet for serializing AT commands. Scheduled - * -> for modem reponses (and incomming data for M10x) - * -> on timeout - * -> after setting bits in xxx.at_state.pending_command - * (e.g. command from LL) */ - struct tasklet_struct write_tasklet; /* tasklet for serial output - * (not used in base driver) */ + int dle; /* !=0 if modem commands/responses are + dle encoded */ + int cur_at_seq; /* sequence of AT commands being + processed */ + int curchannel; /* channel, those commands are meant + for */ + atomic_t commands_pending; /* flag(s) in xxx.commands_pending have + been set */ + struct tasklet_struct event_tasklet; + /* tasklet for serializing AT commands. + * Scheduled + * -> for modem reponses (and + * incomming data for M10x) + * -> on timeout + * -> after setting bits in + * xxx.at_state.pending_command + * (e.g. command from LL) */ + struct tasklet_struct write_tasklet; + /* tasklet for serial output + * (not used in base driver) */ /* event queue */ struct event_t events[MAX_EVENTS]; @@ -516,16 +571,15 @@ struct cardstate { /* hardware drivers */ union { - struct usb_cardstate *usb; /* private data of USB hardware driver */ - struct ser_cardstate *ser; /* private data of serial hardware driver */ - struct bas_cardstate *bas; /* private data of base hardware driver */ + struct usb_cardstate *usb; /* USB hardware driver (m105) */ + struct ser_cardstate *ser; /* serial hardware driver */ + struct bas_cardstate *bas; /* USB hardware driver (base) */ } hw; }; struct gigaset_driver { struct list_head list; - spinlock_t lock; /* locks minor tables and blocked */ - //struct semaphore sem; /* locks this structure */ + spinlock_t lock; /* locks minor tables and blocked */ struct tty_driver *tty; unsigned have_tty; unsigned minor; @@ -553,7 +607,8 @@ struct bas_bc_state { struct isow_urbctx_t isoouturbs[BAS_OUTURBS]; struct isow_urbctx_t *isooutdone, *isooutfree, *isooutovfl; struct isowbuf_t *isooutbuf; - unsigned numsub; /* submitted URB counter (for diagnostic messages only) */ + unsigned numsub; /* submitted URB counter (for + diagnostic messages only) */ struct tasklet_struct sent_tasklet; /* isochronous input state */ @@ -563,24 +618,31 @@ struct bas_bc_state { struct urb *isoindone; /* completed isoc read URB */ int loststatus; /* status of dropped URB */ unsigned isoinlost; /* number of bytes lost */ - /* state of bit unstuffing algorithm (in addition to BC_state.inputstate) */ - unsigned seqlen; /* number of '1' bits not yet unstuffed */ - unsigned inbyte, inbits; /* collected bits for next byte */ + /* state of bit unstuffing algorithm (in addition to + BC_state.inputstate) */ + unsigned seqlen; /* number of '1' bits not yet + unstuffed */ + unsigned inbyte, inbits; /* collected bits for next byte + */ /* statistics */ unsigned goodbytes; /* bytes correctly received */ - unsigned alignerrs; /* frames with incomplete byte at end */ + unsigned alignerrs; /* frames with incomplete byte + at end */ unsigned fcserrs; /* FCS errors */ unsigned frameerrs; /* framing errors */ unsigned giants; /* long frames */ unsigned runts; /* short frames */ unsigned aborts; /* HDLC aborts */ - unsigned shared0s; /* '0' bits shared between flags */ - unsigned stolen0s; /* '0' stuff bits also serving as leading flag bits */ + unsigned shared0s; /* '0' bits shared between flags + */ + unsigned stolen0s; /* '0' stuff bits also serving + as leading flag bits */ struct tasklet_struct rcvd_tasklet; }; struct gigaset_ops { - /* Called from ev-layer.c/interface.c for sending AT commands to the device */ + /* 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); @@ -604,7 +666,8 @@ struct gigaset_ops { /* Called by gigaset_freecs() for freeing bcs->hw.xxx */ int (*freebcshw)(struct bc_state *bcs); - /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting bcs->hw.xxx */ + /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting + bcs->hw.xxx */ void (*reinitbcshw)(struct bc_state *bcs); /* Called by gigaset_initcs() for setting up cs->hw.xxx */ @@ -613,13 +676,10 @@ struct gigaset_ops { /* Called by gigaset_freecs() for freeing cs->hw.xxx */ void (*freecshw)(struct cardstate *cs); - ///* Called by gigaset_stop() for killing URBs, shutting down the device, ... - // hardwareup: ==0: don't try to shut down the device, hardware is really not accessible - // !=0: hardware still up */ - //void (*stophw)(struct cardstate *cs, int hardwareup); - - /* Called from common.c/interface.c for additional serial port control */ - int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state, unsigned new_state); + /* Called from common.c/interface.c for additional serial port + control */ + int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state, + unsigned new_state); int (*baud_rate)(struct cardstate *cs, unsigned cflag); int (*set_line_ctrl)(struct cardstate *cs, unsigned cflag); @@ -667,7 +727,8 @@ void gigaset_isoc_input(struct inbuf_t *inbuf); /* Called from bas-gigaset.c to process a block of data * received through the isochronous channel */ -void gigaset_isoc_receive(unsigned char *src, unsigned count, struct bc_state *bcs); +void gigaset_isoc_receive(unsigned char *src, unsigned count, + struct bc_state *bcs); /* Called from bas-gigaset.c to put a block of data * into the isochronous output buffer */ @@ -763,7 +824,8 @@ struct cardstate *gigaset_getunassignedcs(struct gigaset_driver *drv); void gigaset_unassign(struct cardstate *cs); void gigaset_blockdriver(struct gigaset_driver *drv); -/* Allocate and initialize card state. Calls hardware dependent gigaset_init[b]cs(). */ +/* Allocate and initialize card state. Calls hardware dependent + gigaset_init[b]cs(). */ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels, int onechannel, int ignoreframes, int cidmode, const char *modulename); diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 731a675..e30275d 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -11,10 +11,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: i4l.c,v 1.3.2.9 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -29,7 +25,8 @@ * parameters: * driverID driver ID as assigned by LL * channel channel number - * ack if != 0 LL wants to be notified on completion via statcallb(ISDN_STAT_BSENT) + * ack if != 0 LL wants to be notified on completion via + * statcallb(ISDN_STAT_BSENT) * skb skb containing data to send * return value: * number of accepted bytes @@ -123,9 +120,6 @@ static int command_from_LL(isdn_ctrl *cntrl) //dbg(DEBUG_ANY, "Gigaset_HW: Receiving command"); gigaset_debugdrivers(); - /* Terminate this call if no device is present. Bt if the command is "ISDN_CMD_LOCK" or - * "ISDN_CMD_UNLOCK" then execute it due to the fact that they are device independent ! - */ //FIXME "remove test for &connected" if ((!cs || !atomic_read(&cs->connected))) { warn("LL tried to access unknown device with nr. %d", @@ -222,15 +216,15 @@ static int command_from_LL(isdn_ctrl *cntrl) gigaset_schedule_event(cs); break; - case ISDN_CMD_CLREAZ: /* Do not signal incoming signals */ //FIXME + case ISDN_CMD_CLREAZ: /* Do not signal incoming signals */ //FIXME dbg(DEBUG_ANY, "ISDN_CMD_CLREAZ"); break; - case ISDN_CMD_SETEAZ: /* Signal incoming calls for given MSN */ //FIXME + case ISDN_CMD_SETEAZ: /* Signal incoming calls for given MSN */ //FIXME dbg(DEBUG_ANY, "ISDN_CMD_SETEAZ (id:%d, channel: %ld, number: %s)", cntrl->driver, cntrl->arg, cntrl->parm.num); break; - case ISDN_CMD_SETL2: /* Set L2 to given protocol */ + case ISDN_CMD_SETL2: /* Set L2 to given protocol */ dbg(DEBUG_ANY, "ISDN_CMD_SETL2 (Channel: %ld, Proto: %lx)", cntrl->arg & 0xff, (cntrl->arg >> 8)); @@ -250,7 +244,7 @@ static int command_from_LL(isdn_ctrl *cntrl) dbg(DEBUG_CMD, "scheduling PROTO_L2"); gigaset_schedule_event(cs); break; - case ISDN_CMD_SETL3: /* Set L3 to given protocol */ + case ISDN_CMD_SETL3: /* Set L3 to given protocol */ dbg(DEBUG_ANY, "ISDN_CMD_SETL3 (Channel: %ld, Proto: %lx)", cntrl->arg & 0xff, (cntrl->arg >> 8)); @@ -396,10 +390,14 @@ int gigaset_isdn_setup_dial(struct at_state_t *at_state, void *data) } if (bcs->commands[AT_MSN]) - snprintf(bcs->commands[AT_MSN], length[AT_MSN], "^SMSN=%s\r", sp->eazmsn); - snprintf(bcs->commands[AT_BC ], length[AT_BC ], "^SBC=%s\r", bc); - snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], "^SBPR=%u\r", proto); - snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], "^SISO=%u\r", (unsigned)bcs->channel + 1); + snprintf(bcs->commands[AT_MSN], length[AT_MSN], + "^SMSN=%s\r", sp->eazmsn); + snprintf(bcs->commands[AT_BC ], length[AT_BC ], + "^SBC=%s\r", bc); + snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], + "^SBPR=%u\r", proto); + snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], + "^SISO=%u\r", (unsigned)bcs->channel + 1); return 0; } @@ -441,8 +439,10 @@ int gigaset_isdn_setup_accept(struct at_state_t *at_state) } } - snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], "^SBPR=%u\r", proto); - snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], "^SISO=%u\r", (unsigned) bcs->channel + 1); + snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], + "^SBPR=%u\r", proto); + snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], + "^SISO=%u\r", (unsigned) bcs->channel + 1); return 0; } @@ -542,9 +542,9 @@ int gigaset_register_to_LL(struct cardstate *cs, const char *isdnid) return -ENOMEM; //FIXME EINVAL/...?? iif->owner = THIS_MODULE; - iif->channels = cs->channels; /* I am supporting just one channel *//* I was supporting...*/ + iif->channels = cs->channels; iif->maxbufsize = MAX_BUF_SIZE; - iif->features = ISDN_FEATURE_L2_TRANS | /* Our device is very advanced, therefore */ + iif->features = ISDN_FEATURE_L2_TRANS | ISDN_FEATURE_L2_HDLC | #ifdef GIG_X75 ISDN_FEATURE_L2_X75I | diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 3a81d9c..c225de9 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -9,8 +9,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * Version: $Id: interface.c,v 1.14.4.15 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -173,7 +171,6 @@ static int if_open(struct tty_struct *tty, struct file *filp) cs->tty = tty; spin_unlock_irqrestore(&cs->lock, flags); tty->low_latency = 1; //FIXME test - //FIXME } up(&cs->sem); @@ -202,7 +199,6 @@ static void if_close(struct tty_struct *tty, struct file *filp) spin_lock_irqsave(&cs->lock, flags); cs->tty = NULL; spin_unlock_irqrestore(&cs->lock, flags); - //FIXME } } @@ -253,24 +249,26 @@ static int if_ioctl(struct tty_struct *tty, struct file *file, gigaset_dbg_buffer(DEBUG_IF, "GIGASET_BRKCHARS", 6, (const unsigned char *) arg, 1); if (!atomic_read(&cs->connected)) { - dbg(DEBUG_ANY, "can't communicate with unplugged device"); + dbg(DEBUG_ANY, + "can't communicate with unplugged device"); retval = -ENODEV; break; } retval = copy_from_user(&buf, - (const unsigned char __user *) arg, 6) + (const unsigned char __user *) arg, 6) ? -EFAULT : 0; if (retval >= 0) retval = cs->ops->brkchars(cs, buf); break; case GIGASET_VERSION: - retval = copy_from_user(version, (unsigned __user *) arg, + retval = copy_from_user(version, + (unsigned __user *) arg, sizeof version) ? -EFAULT : 0; if (retval >= 0) retval = if_version(cs, version); if (retval >= 0) - retval = copy_to_user((unsigned __user *) arg, version, - sizeof version) + retval = copy_to_user((unsigned __user *) arg, + version, sizeof version) ? -EFAULT : 0; break; default: @@ -575,7 +573,7 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old) new_state &= ~(TIOCM_DTR | TIOCM_RTS); if (new_state != control_state) { dbg(DEBUG_IF, "%u: new_state %x", cs->minor_index, new_state); - gigaset_set_modem_ctrl(cs, control_state, new_state); // FIXME: mct_u232.c sets the old state here. is this a bug? + gigaset_set_modem_ctrl(cs, control_state, new_state); control_state = new_state; } #endif diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c index 5744eb9..e2d93e9 100644 --- a/drivers/isdn/gigaset/isocdata.c +++ b/drivers/isdn/gigaset/isocdata.c @@ -10,10 +10,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: isocdata.c,v 1.2.2.5 2005/11/13 23:05:19 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -196,7 +192,8 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size) return -EBUSY; /* write position could have changed */ if (limit >= (write = atomic_read(&iwb->write))) { - pbyte = iwb->data[write]; /* save partial byte */ + pbyte = iwb->data[write]; /* save + partial byte */ limit = write + BAS_OUTBUFPAD; dbg(DEBUG_STREAM, "%s: filling %d->%d with %02x", @@ -213,7 +210,8 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size) } dbg(DEBUG_STREAM, "%s: restoring %02x at %d", __func__, pbyte, limit); - iwb->data[limit] = pbyte; /* restore partial byte */ + iwb->data[limit] = pbyte; /* restore + partial byte */ atomic_set(&iwb->write, limit); } isowbuf_donewrite(iwb); @@ -508,11 +506,13 @@ int gigaset_isoc_buildframe(struct bc_state *bcs, unsigned char *in, int len) switch (bcs->proto2) { case ISDN_PROTO_L2_HDLC: result = hdlc_buildframe(bcs->hw.bas->isooutbuf, in, len); - dbg(DEBUG_ISO, "%s: %d bytes HDLC -> %d", __func__, len, result); + dbg(DEBUG_ISO, "%s: %d bytes HDLC -> %d", + __func__, len, result); break; default: /* assume transparent */ result = trans_buildframe(bcs->hw.bas->isooutbuf, in, len); - dbg(DEBUG_ISO, "%s: %d bytes trans -> %d", __func__, len, result); + dbg(DEBUG_ISO, "%s: %d bytes trans -> %d", + __func__, len, result); } return result; } diff --git a/drivers/isdn/gigaset/proc.c b/drivers/isdn/gigaset/proc.c index c6915fa..c30ea80 100644 --- a/drivers/isdn/gigaset/proc.c +++ b/drivers/isdn/gigaset/proc.c @@ -11,23 +11,21 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: proc.c,v 1.5.2.13 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" #include <linux/ctype.h> -static ssize_t show_cidmode(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t show_cidmode(struct device *dev, struct device_attribute *attr, + char *buf) { struct usb_interface *intf = to_usb_interface(dev); struct cardstate *cs = usb_get_intfdata(intf); - return sprintf(buf, "%d\n", atomic_read(&cs->cidmode)); // FIXME use scnprintf for 13607 bit architectures (if PAGE_SIZE==4096) + return sprintf(buf, "%d\n", atomic_read(&cs->cidmode)); } -static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) +static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct usb_interface *intf = to_usb_interface(dev); struct cardstate *cs = usb_get_intfdata(intf); diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c index 323fc73..0f5aa46 100644 --- a/drivers/isdn/gigaset/usb-gigaset.c +++ b/drivers/isdn/gigaset/usb-gigaset.c @@ -13,10 +13,6 @@ * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * ===================================================================== - * ToDo: ... - * ===================================================================== - * Version: $Id: usb-gigaset.c,v 1.85.4.18 2006/02/04 18:28:16 hjlipp Exp $ - * ===================================================================== */ #include "gigaset.h" @@ -62,10 +58,6 @@ static struct usb_device_id gigaset_table [] = { MODULE_DEVICE_TABLE(usb, gigaset_table); -/* Get a minor range for your devices from the usb maintainer */ -#define USB_SKEL_MINOR_BASE 200 - - /* * Control requests (empty fields: 00) * @@ -122,29 +114,29 @@ static struct cardstate *cardstate = NULL; /* usb specific object needed to register this driver with the usb subsystem */ static struct usb_driver gigaset_usb_driver = { - .name = GIGASET_MODULENAME, - .probe = gigaset_probe, - .disconnect = gigaset_disconnect, - .id_table = gigaset_table, + .name = GIGASET_MODULENAME, + .probe = gigaset_probe, + .disconnect = gigaset_disconnect, + .id_table = gigaset_table, }; struct usb_cardstate { - struct usb_device *udev; /* save off the usb device pointer */ - struct usb_interface *interface; /* the interface for this device */ - atomic_t busy; /* bulk output in progress */ - - /* Output buffer for commands (M105: and data)*/ - unsigned char *bulk_out_buffer; /* the buffer to send data */ - int bulk_out_size; /* the size of the send buffer */ - __u8 bulk_out_endpointAddr; /* the address of the bulk out endpoint */ - struct urb *bulk_out_urb; /* the urb used to transmit data */ - - /* Input buffer for command responses (M105: and data)*/ - int rcvbuf_size; /* the size of the receive buffer */ - struct urb *read_urb; /* the urb used to receive data */ - __u8 int_in_endpointAddr; /* the address of the bulk in endpoint */ - - char bchars[6]; /* req. 0x19 */ + struct usb_device *udev; /* usb device pointer */ + struct usb_interface *interface; /* interface for this device */ + atomic_t busy; /* bulk output in progress */ + + /* Output buffer */ + unsigned char *bulk_out_buffer; /* send buffer */ + int bulk_out_size; /* send buffer size */ + __u8 bulk_out_endpointAddr; /* bulk out endpoint */ + struct urb *bulk_out_urb; /* bulk out urb */ + + /* Input buffer */ + int rcvbuf_size; /* rcv buffer */ + struct urb *read_urb; /* rcv buffer size */ + __u8 int_in_endpointAddr; /* int in endpoint */ + + char bchars[6]; /* request 0x19 */ }; struct usb_bc_state {}; @@ -166,10 +158,11 @@ static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state, val = tiocm_to_gigaset(new_state); dbg(DEBUG_USBREQ, "set flags 0x%02x with mask 0x%02x", val, mask); + // don't use this in an interrupt/BH r = usb_control_msg(cs->hw.usb->udev, usb_sndctrlpipe(cs->hw.usb->udev, 0), 7, 0x41, (val & 0xff) | ((mask & 0xff) << 8), 0, - NULL, 0, 2000 /*timeout??*/); // don't use this in an interrupt/BH + NULL, 0, 2000 /* timeout? */); if (r < 0) return r; //.. @@ -309,15 +302,12 @@ static int gigaset_close_bchannel(struct bc_state *bcs) return 0; } -//void send_ack_to_LL(void *data); static int write_modem(struct cardstate *cs); static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb); -/* Handling of send queue. If there is already a skb opened, put data to - * the transfer buffer by calling "write_modem". Otherwise take a new skb out of the queue. - * This function will be called by the ISR via "transmit_chars" (USB: B-Channel Bulk callback handler - * via immediate task queue) or by writebuf_from_LL if the LL wants to transmit data. +/* Write tasklet handler: Continue sending current skb, or send command, or + * start sending an skb from the send queue. */ static void gigaset_modem_fill(unsigned long data) { @@ -345,7 +335,8 @@ static void gigaset_modem_fill(unsigned long data) if (send_cb(cs, cb) < 0) { dbg(DEBUG_OUTPUT, "modem_fill: send_cb failed"); - again = 1; /* no callback will be called! */ + again = 1; /* no callback will be + called! */ } } else { /* skbs to send? */ bcs->tx_skb = skb_dequeue(&bcs->squeue); @@ -371,8 +362,7 @@ static void gigaset_modem_fill(unsigned long data) /** * gigaset_read_int_callback * - * It is called if the data was received from the device. This is almost similiar to - * the interrupt service routine in the serial device. + * It is called if the data was received from the device. */ static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs) { @@ -381,13 +371,11 @@ static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs) struct cardstate *cs; unsigned numbytes; unsigned char *src; - //unsigned long flags; struct inbuf_t *inbuf; IFNULLRET(urb); inbuf = (struct inbuf_t *) urb->context; IFNULLRET(inbuf); - //spin_lock_irqsave(&inbuf->lock, flags); cs = inbuf->cs; IFNULLGOTO(cs, exit); IFNULLGOTO(cardstate, exit); @@ -422,7 +410,6 @@ static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs) resubmit = 1; } exit: - //spin_unlock_irqrestore(&inbuf->lock, flags); if (resubmit) { r = usb_submit_urb(urb, SLAB_ATOMIC); if (r) @@ -431,11 +418,7 @@ exit: } -/* This callback routine is called when data was transmitted to a B-Channel. - * Therefore it has to check if there is still data to transmit. This - * happens by calling modem_fill via task queue. - * - */ +/* This callback routine is called when data was transmitted to the device. */ static void gigaset_write_bulk_callback(struct urb *urb, struct pt_regs *regs) { struct cardstate *cs = (struct cardstate *) urb->context; @@ -448,8 +431,9 @@ static void gigaset_write_bulk_callback(struct urb *urb, struct pt_regs *regs) } #endif if (urb->status) - err("bulk transfer failed (status %d)", -urb->status); /* That's all we can do. Communication problems - are handeled by timeouts or network protocols */ + err("bulk transfer failed (status %d)", -urb->status); + /* That's all we can do. Communication problems + are handeled by timeouts or network protocols */ atomic_set(&cs->hw.usb->busy, 0); tasklet_schedule(&cs->write_tasklet); @@ -503,16 +487,16 @@ static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb) atomic_set(&ucs->busy, 0); err("could not submit urb (error %d).", -status); - cb->len = 0; /* skip urb => remove cb+wakeup in next loop cycle */ + cb->len = 0; /* skip urb => remove cb+wakeup + in next loop cycle */ } } - } while (cb && status); /* bei Fehler naechster Befehl //FIXME: ist das OK? */ + } while (cb && status); /* next command on error */ return status; } -/* Write string into transbuf and send it to modem. - */ +/* Send command to device. */ static int gigaset_write_cmd(struct cardstate *cs, const unsigned char *buf, int len, struct tasklet_struct *wake_tasklet) { @@ -604,7 +588,6 @@ static int gigaset_initbcshw(struct bc_state *bcs) if (!bcs->hw.usb) return 0; - //bcs->hw.usb->trans_flg = READY_TO_TRNSMIT; /* B-Channel ready to transmit */ return 1; } @@ -614,7 +597,6 @@ static void gigaset_reinitbcshw(struct bc_state *bcs) static void gigaset_freecshw(struct cardstate *cs) { - //FIXME tasklet_kill(&cs->write_tasklet); kfree(cs->hw.usb); } @@ -644,19 +626,13 @@ static int gigaset_initcshw(struct cardstate *cs) return 1; } -/* Writes the data of the current open skb into the modem. - * We have to protect against multiple calls until the - * callback handler () is called , due to the fact that we - * are just allowed to send data once to an endpoint. Therefore - * we using "trans_flg" to synchonize ... - */ +/* Send data from current skb to the device. */ static int write_modem(struct cardstate *cs) { int ret; int count; struct bc_state *bcs = &cs->bcs[0]; /* only one channel */ struct usb_cardstate *ucs = cs->hw.usb; - //unsigned long flags; IFNULLRETVAL(bcs->tx_skb, -EINVAL); @@ -720,12 +696,9 @@ static int gigaset_probe(struct usb_interface *interface, struct usb_host_interface *hostif; struct cardstate *cs = NULL; struct usb_cardstate *ucs = NULL; - //struct usb_interface_descriptor *iface_desc; struct usb_endpoint_descriptor *endpoint; - //isdn_ctrl command; int buffer_size; int alt; - //unsigned long flags; info("%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)", __func__, le16_to_cpu(udev->descriptor.idVendor), @@ -766,29 +739,6 @@ static int gigaset_probe(struct usb_interface *interface, } ucs = cs->hw.usb; -#if 0 - if (usb_set_configuration(udev, udev->config[0].desc.bConfigurationValue) < 0) { - warn("set_configuration failed"); - goto error; - } - - - if (usb_set_interface(udev, ifnum/*==0*/, alt/*==0*/) < 0) { - warn("usb_set_interface failed, device %d interface %d altsetting %d", - udev->devnum, ifnum, alt); - goto error; - } -#endif - - /* set up the endpoint information */ - /* check out the endpoints */ - /* We will get 2 endpoints: One for sending commands to the device (bulk out) and one to - * poll messages from the device(int in). - * Therefore we will have an almost similiar situation as with our serial port handler. - * If an connection will be established, we will have to create data in/out pipes - * dynamically... - */ - endpoint = &hostif->endpoint[0].desc; buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); @@ -896,18 +846,15 @@ static void gigaset_disconnect(struct usb_interface *interface) tasklet_kill(&cs->write_tasklet); - usb_kill_urb(ucs->bulk_out_urb); /* FIXME: nur, wenn noetig */ - //usb_kill_urb(ucs->urb_cmd_out); /* FIXME: nur, wenn noetig */ + usb_kill_urb(ucs->bulk_out_urb); /* FIXME: only if active? */ kfree(ucs->bulk_out_buffer); if (ucs->bulk_out_urb != NULL) usb_free_urb(ucs->bulk_out_urb); - //if(ucs->urb_cmd_out != NULL) - // usb_free_urb(ucs->urb_cmd_out); kfree(cs->inbuf[0].rcvbuf); if (ucs->read_urb != NULL) usb_free_urb(ucs->read_urb); - ucs->read_urb = ucs->bulk_out_urb/*=ucs->urb_cmd_out*/=NULL; + ucs->read_urb = ucs->bulk_out_urb = NULL; cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL; gigaset_unassign(cs); |