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[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>
hifive-unleashed-5.1
Tilman Schmidt 2006-04-10 22:55:00 -07:00 committed by Linus Torvalds
parent 08a53cdce6
commit 917f5085dd
10 changed files with 515 additions and 533 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/isdn/gigaset/asyncdata.c
View File

@ -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)

41
drivers/isdn/gigaset/bas-gigaset.c
View File

@ -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;

36
drivers/isdn/gigaset/common.c
View File

@ -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:

287
drivers/isdn/gigaset/ev-layer.c
View File

@ -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_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_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;
}

462
drivers/isdn/gigaset/gigaset.h
View File

@ -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_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_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 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 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 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;
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 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);

40
drivers/isdn/gigaset/i4l.c
View File

@ -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 |

18
drivers/isdn/gigaset/interface.c
View File

@ -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

16
drivers/isdn/gigaset/isocdata.c
View File

@ -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;
}

12
drivers/isdn/gigaset/proc.c
View File

@ -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);

123
drivers/isdn/gigaset/usb-gigaset.c
View File

@ -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 */
struct usb_device *udev; /* usb device pointer */
struct usb_interface *interface; /* 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 */
/* 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 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 */
/* Input buffer */
int rcvbuf_size; /* rcv buffer */
struct urb *read_urb; /* rcv buffer size */
__u8 int_in_endpointAddr; /* int in endpoint */
char bchars[6]; /* req. 0x19 */
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);