v4.19.13 snapshot.
diff --git a/drivers/isdn/hisax/isar.c b/drivers/isdn/hisax/isar.c
new file mode 100644
index 0000000..82c1879
--- /dev/null
+++ b/drivers/isdn/hisax/isar.c
@@ -0,0 +1,1910 @@
+/* $Id: isar.c,v 1.22.2.6 2004/02/11 13:21:34 keil Exp $
+ *
+ * isar.c ISAR (Siemens PSB 7110) specific routines
+ *
+ * Author Karsten Keil (keil@isdn4linux.de)
+ *
+ * This file is (c) under GNU General Public License
+ *
+ */
+
+#include <linux/init.h>
+#include "hisax.h"
+#include "isar.h"
+#include "isdnl1.h"
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+
+#define DBG_LOADFIRM 0
+#define DUMP_MBOXFRAME 2
+
+#define DLE 0x10
+#define ETX 0x03
+
+#define FAXMODCNT 13
+static const u_char faxmodulation[] = {3, 24, 48, 72, 73, 74, 96, 97, 98, 121, 122, 145, 146};
+static u_int modmask = 0x1fff;
+static int frm_extra_delay = 2;
+static int para_TOA = 6;
+static const u_char *FC1_CMD[] = {"FAE", "FTS", "FRS", "FTM", "FRM", "FTH", "FRH", "CTRL"};
+
+static void isar_setup(struct IsdnCardState *cs);
+static void isar_pump_cmd(struct BCState *bcs, u_char cmd, u_char para);
+static void ll_deliver_faxstat(struct BCState *bcs, u_char status);
+
+static inline int
+waitforHIA(struct IsdnCardState *cs, int timeout)
+{
+
+ while ((cs->BC_Read_Reg(cs, 0, ISAR_HIA) & 1) && timeout) {
+ udelay(1);
+ timeout--;
+ }
+ if (!timeout)
+ printk(KERN_WARNING "HiSax: ISAR waitforHIA timeout\n");
+ return (timeout);
+}
+
+
+static int
+sendmsg(struct IsdnCardState *cs, u_char his, u_char creg, u_char len,
+ u_char *msg)
+{
+ int i;
+
+ if (!waitforHIA(cs, 4000))
+ return (0);
+#if DUMP_MBOXFRAME
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "sendmsg(%02x,%02x,%d)", his, creg, len);
+#endif
+ cs->BC_Write_Reg(cs, 0, ISAR_CTRL_H, creg);
+ cs->BC_Write_Reg(cs, 0, ISAR_CTRL_L, len);
+ cs->BC_Write_Reg(cs, 0, ISAR_WADR, 0);
+ if (msg && len) {
+ cs->BC_Write_Reg(cs, 1, ISAR_MBOX, msg[0]);
+ for (i = 1; i < len; i++)
+ cs->BC_Write_Reg(cs, 2, ISAR_MBOX, msg[i]);
+#if DUMP_MBOXFRAME > 1
+ if (cs->debug & L1_DEB_HSCX_FIFO) {
+ char tmp[256], *t;
+
+ i = len;
+ while (i > 0) {
+ t = tmp;
+ t += sprintf(t, "sendmbox cnt %d", len);
+ QuickHex(t, &msg[len-i], (i > 64) ? 64 : i);
+ debugl1(cs, "%s", tmp);
+ i -= 64;
+ }
+ }
+#endif
+ }
+ cs->BC_Write_Reg(cs, 1, ISAR_HIS, his);
+ waitforHIA(cs, 10000);
+ return (1);
+}
+
+/* Call only with IRQ disabled !!! */
+static inline void
+rcv_mbox(struct IsdnCardState *cs, struct isar_reg *ireg, u_char *msg)
+{
+ int i;
+
+ cs->BC_Write_Reg(cs, 1, ISAR_RADR, 0);
+ if (msg && ireg->clsb) {
+ msg[0] = cs->BC_Read_Reg(cs, 1, ISAR_MBOX);
+ for (i = 1; i < ireg->clsb; i++)
+ msg[i] = cs->BC_Read_Reg(cs, 2, ISAR_MBOX);
+#if DUMP_MBOXFRAME > 1
+ if (cs->debug & L1_DEB_HSCX_FIFO) {
+ char tmp[256], *t;
+
+ i = ireg->clsb;
+ while (i > 0) {
+ t = tmp;
+ t += sprintf(t, "rcv_mbox cnt %d", ireg->clsb);
+ QuickHex(t, &msg[ireg->clsb - i], (i > 64) ? 64 : i);
+ debugl1(cs, "%s", tmp);
+ i -= 64;
+ }
+ }
+#endif
+ }
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+}
+
+/* Call only with IRQ disabled !!! */
+static inline void
+get_irq_infos(struct IsdnCardState *cs, struct isar_reg *ireg)
+{
+ ireg->iis = cs->BC_Read_Reg(cs, 1, ISAR_IIS);
+ ireg->cmsb = cs->BC_Read_Reg(cs, 1, ISAR_CTRL_H);
+ ireg->clsb = cs->BC_Read_Reg(cs, 1, ISAR_CTRL_L);
+#if DUMP_MBOXFRAME
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "irq_stat(%02x,%02x,%d)", ireg->iis, ireg->cmsb,
+ ireg->clsb);
+#endif
+}
+
+static int
+waitrecmsg(struct IsdnCardState *cs, u_char *len,
+ u_char *msg, int maxdelay)
+{
+ int timeout = 0;
+ struct isar_reg *ir = cs->bcs[0].hw.isar.reg;
+
+
+ while ((!(cs->BC_Read_Reg(cs, 0, ISAR_IRQBIT) & ISAR_IRQSTA)) &&
+ (timeout++ < maxdelay))
+ udelay(1);
+ if (timeout > maxdelay) {
+ printk(KERN_WARNING"isar recmsg IRQSTA timeout\n");
+ return (0);
+ }
+ get_irq_infos(cs, ir);
+ rcv_mbox(cs, ir, msg);
+ *len = ir->clsb;
+ return (1);
+}
+
+int
+ISARVersion(struct IsdnCardState *cs, char *s)
+{
+ int ver;
+ u_char msg[] = ISAR_MSG_HWVER;
+ u_char tmp[64];
+ u_char len;
+ u_long flags;
+ int debug;
+
+ cs->cardmsg(cs, CARD_RESET, NULL);
+ spin_lock_irqsave(&cs->lock, flags);
+ /* disable ISAR IRQ */
+ cs->BC_Write_Reg(cs, 0, ISAR_IRQBIT, 0);
+ debug = cs->debug;
+ cs->debug &= ~(L1_DEB_HSCX | L1_DEB_HSCX_FIFO);
+ if (!sendmsg(cs, ISAR_HIS_VNR, 0, 3, msg)) {
+ spin_unlock_irqrestore(&cs->lock, flags);
+ return (-1);
+ }
+ if (!waitrecmsg(cs, &len, tmp, 100000)) {
+ spin_unlock_irqrestore(&cs->lock, flags);
+ return (-2);
+ }
+ cs->debug = debug;
+ if (cs->bcs[0].hw.isar.reg->iis == ISAR_IIS_VNR) {
+ if (len == 1) {
+ ver = tmp[0] & 0xf;
+ printk(KERN_INFO "%s ISAR version %d\n", s, ver);
+ } else
+ ver = -3;
+ } else
+ ver = -4;
+ spin_unlock_irqrestore(&cs->lock, flags);
+ return (ver);
+}
+
+static int
+isar_load_firmware(struct IsdnCardState *cs, u_char __user *buf)
+{
+ int cfu_ret, ret, size, cnt, debug;
+ u_char len, nom, noc;
+ u_short sadr, left, *sp;
+ u_char __user *p = buf;
+ u_char *msg, *tmpmsg, *mp, tmp[64];
+ u_long flags;
+ struct isar_reg *ireg = cs->bcs[0].hw.isar.reg;
+
+ struct {u_short sadr;
+ u_short len;
+ u_short d_key;
+ } blk_head;
+
+#define BLK_HEAD_SIZE 6
+ if (1 != (ret = ISARVersion(cs, "Testing"))) {
+ printk(KERN_ERR"isar_load_firmware wrong isar version %d\n", ret);
+ return (1);
+ }
+ debug = cs->debug;
+#if DBG_LOADFIRM < 2
+ cs->debug &= ~(L1_DEB_HSCX | L1_DEB_HSCX_FIFO);
+#endif
+
+ cfu_ret = copy_from_user(&size, p, sizeof(int));
+ if (cfu_ret) {
+ printk(KERN_ERR "isar_load_firmware copy_from_user ret %d\n", cfu_ret);
+ return -EFAULT;
+ }
+ p += sizeof(int);
+ printk(KERN_DEBUG"isar_load_firmware size: %d\n", size);
+ cnt = 0;
+ /* disable ISAR IRQ */
+ cs->BC_Write_Reg(cs, 0, ISAR_IRQBIT, 0);
+ if (!(msg = kmalloc(256, GFP_KERNEL))) {
+ printk(KERN_ERR"isar_load_firmware no buffer\n");
+ return (1);
+ }
+ if (!(tmpmsg = kmalloc(256, GFP_KERNEL))) {
+ printk(KERN_ERR"isar_load_firmware no tmp buffer\n");
+ kfree(msg);
+ return (1);
+ }
+ spin_lock_irqsave(&cs->lock, flags);
+ /* disable ISAR IRQ */
+ cs->BC_Write_Reg(cs, 0, ISAR_IRQBIT, 0);
+ spin_unlock_irqrestore(&cs->lock, flags);
+ while (cnt < size) {
+ if ((ret = copy_from_user(&blk_head, p, BLK_HEAD_SIZE))) {
+ printk(KERN_ERR"isar_load_firmware copy_from_user ret %d\n", ret);
+ goto reterror;
+ }
+#ifdef __BIG_ENDIAN
+ sadr = (blk_head.sadr & 0xff) * 256 + blk_head.sadr / 256;
+ blk_head.sadr = sadr;
+ sadr = (blk_head.len & 0xff) * 256 + blk_head.len / 256;
+ blk_head.len = sadr;
+ sadr = (blk_head.d_key & 0xff) * 256 + blk_head.d_key / 256;
+ blk_head.d_key = sadr;
+#endif /* __BIG_ENDIAN */
+ cnt += BLK_HEAD_SIZE;
+ p += BLK_HEAD_SIZE;
+ printk(KERN_DEBUG"isar firmware block (%#x,%5d,%#x)\n",
+ blk_head.sadr, blk_head.len, blk_head.d_key & 0xff);
+ sadr = blk_head.sadr;
+ left = blk_head.len;
+ spin_lock_irqsave(&cs->lock, flags);
+ if (!sendmsg(cs, ISAR_HIS_DKEY, blk_head.d_key & 0xff, 0, NULL)) {
+ printk(KERN_ERR"isar sendmsg dkey failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if (!waitrecmsg(cs, &len, tmp, 100000)) {
+ printk(KERN_ERR"isar waitrecmsg dkey failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if ((ireg->iis != ISAR_IIS_DKEY) || ireg->cmsb || len) {
+ printk(KERN_ERR"isar wrong dkey response (%x,%x,%x)\n",
+ ireg->iis, ireg->cmsb, len);
+ ret = 1; goto reterr_unlock;
+ }
+ spin_unlock_irqrestore(&cs->lock, flags);
+ while (left > 0) {
+ if (left > 126)
+ noc = 126;
+ else
+ noc = left;
+ nom = 2 * noc;
+ mp = msg;
+ *mp++ = sadr / 256;
+ *mp++ = sadr % 256;
+ left -= noc;
+ *mp++ = noc;
+ if ((ret = copy_from_user(tmpmsg, p, nom))) {
+ printk(KERN_ERR"isar_load_firmware copy_from_user ret %d\n", ret);
+ goto reterror;
+ }
+ p += nom;
+ cnt += nom;
+ nom += 3;
+ sp = (u_short *)tmpmsg;
+#if DBG_LOADFIRM
+ printk(KERN_DEBUG"isar: load %3d words at %04x left %d\n",
+ noc, sadr, left);
+#endif
+ sadr += noc;
+ while (noc) {
+#ifdef __BIG_ENDIAN
+ *mp++ = *sp % 256;
+ *mp++ = *sp / 256;
+#else
+ *mp++ = *sp / 256;
+ *mp++ = *sp % 256;
+#endif /* __BIG_ENDIAN */
+ sp++;
+ noc--;
+ }
+ spin_lock_irqsave(&cs->lock, flags);
+ if (!sendmsg(cs, ISAR_HIS_FIRM, 0, nom, msg)) {
+ printk(KERN_ERR"isar sendmsg prog failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if (!waitrecmsg(cs, &len, tmp, 100000)) {
+ printk(KERN_ERR"isar waitrecmsg prog failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if ((ireg->iis != ISAR_IIS_FIRM) || ireg->cmsb || len) {
+ printk(KERN_ERR"isar wrong prog response (%x,%x,%x)\n",
+ ireg->iis, ireg->cmsb, len);
+ ret = 1; goto reterr_unlock;
+ }
+ spin_unlock_irqrestore(&cs->lock, flags);
+ }
+ printk(KERN_DEBUG"isar firmware block %5d words loaded\n",
+ blk_head.len);
+ }
+ /* 10ms delay */
+ cnt = 10;
+ while (cnt--)
+ udelay(1000);
+ msg[0] = 0xff;
+ msg[1] = 0xfe;
+ ireg->bstat = 0;
+ spin_lock_irqsave(&cs->lock, flags);
+ if (!sendmsg(cs, ISAR_HIS_STDSP, 0, 2, msg)) {
+ printk(KERN_ERR"isar sendmsg start dsp failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if (!waitrecmsg(cs, &len, tmp, 100000)) {
+ printk(KERN_ERR"isar waitrecmsg start dsp failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ if ((ireg->iis != ISAR_IIS_STDSP) || ireg->cmsb || len) {
+ printk(KERN_ERR"isar wrong start dsp response (%x,%x,%x)\n",
+ ireg->iis, ireg->cmsb, len);
+ ret = 1; goto reterr_unlock;
+ } else
+ printk(KERN_DEBUG"isar start dsp success\n");
+ /* NORMAL mode entered */
+ /* Enable IRQs of ISAR */
+ cs->BC_Write_Reg(cs, 0, ISAR_IRQBIT, ISAR_IRQSTA);
+ spin_unlock_irqrestore(&cs->lock, flags);
+ cnt = 1000; /* max 1s */
+ while ((!ireg->bstat) && cnt) {
+ udelay(1000);
+ cnt--;
+ }
+ if (!cnt) {
+ printk(KERN_ERR"isar no general status event received\n");
+ ret = 1; goto reterror;
+ } else {
+ printk(KERN_DEBUG"isar general status event %x\n",
+ ireg->bstat);
+ }
+ /* 10ms delay */
+ cnt = 10;
+ while (cnt--)
+ udelay(1000);
+ spin_lock_irqsave(&cs->lock, flags);
+ ireg->iis = 0;
+ if (!sendmsg(cs, ISAR_HIS_DIAG, ISAR_CTRL_STST, 0, NULL)) {
+ printk(KERN_ERR"isar sendmsg self tst failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ cnt = 10000; /* max 100 ms */
+ spin_unlock_irqrestore(&cs->lock, flags);
+ while ((ireg->iis != ISAR_IIS_DIAG) && cnt) {
+ udelay(10);
+ cnt--;
+ }
+ udelay(1000);
+ if (!cnt) {
+ printk(KERN_ERR"isar no self tst response\n");
+ ret = 1; goto reterror;
+ }
+ if ((ireg->cmsb == ISAR_CTRL_STST) && (ireg->clsb == 1)
+ && (ireg->par[0] == 0)) {
+ printk(KERN_DEBUG"isar selftest OK\n");
+ } else {
+ printk(KERN_DEBUG"isar selftest not OK %x/%x/%x\n",
+ ireg->cmsb, ireg->clsb, ireg->par[0]);
+ ret = 1; goto reterror;
+ }
+ spin_lock_irqsave(&cs->lock, flags);
+ ireg->iis = 0;
+ if (!sendmsg(cs, ISAR_HIS_DIAG, ISAR_CTRL_SWVER, 0, NULL)) {
+ printk(KERN_ERR"isar RQST SVN failed\n");
+ ret = 1; goto reterr_unlock;
+ }
+ spin_unlock_irqrestore(&cs->lock, flags);
+ cnt = 30000; /* max 300 ms */
+ while ((ireg->iis != ISAR_IIS_DIAG) && cnt) {
+ udelay(10);
+ cnt--;
+ }
+ udelay(1000);
+ if (!cnt) {
+ printk(KERN_ERR"isar no SVN response\n");
+ ret = 1; goto reterror;
+ } else {
+ if ((ireg->cmsb == ISAR_CTRL_SWVER) && (ireg->clsb == 1))
+ printk(KERN_DEBUG"isar software version %#x\n",
+ ireg->par[0]);
+ else {
+ printk(KERN_ERR"isar wrong swver response (%x,%x) cnt(%d)\n",
+ ireg->cmsb, ireg->clsb, cnt);
+ ret = 1; goto reterror;
+ }
+ }
+ spin_lock_irqsave(&cs->lock, flags);
+ cs->debug = debug;
+ isar_setup(cs);
+
+ ret = 0;
+reterr_unlock:
+ spin_unlock_irqrestore(&cs->lock, flags);
+reterror:
+ cs->debug = debug;
+ if (ret)
+ /* disable ISAR IRQ */
+ cs->BC_Write_Reg(cs, 0, ISAR_IRQBIT, 0);
+ kfree(msg);
+ kfree(tmpmsg);
+ return (ret);
+}
+
+#define B_LL_NOCARRIER 8
+#define B_LL_CONNECT 9
+#define B_LL_OK 10
+
+static void
+isar_bh(struct work_struct *work)
+{
+ struct BCState *bcs = container_of(work, struct BCState, tqueue);
+
+ BChannel_bh(work);
+ if (test_and_clear_bit(B_LL_NOCARRIER, &bcs->event))
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_NOCARR);
+ if (test_and_clear_bit(B_LL_CONNECT, &bcs->event))
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_CONNECT);
+ if (test_and_clear_bit(B_LL_OK, &bcs->event))
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_OK);
+}
+
+static void
+send_DLE_ETX(struct BCState *bcs)
+{
+ u_char dleetx[2] = {DLE, ETX};
+ struct sk_buff *skb;
+
+ if ((skb = dev_alloc_skb(2))) {
+ skb_put_data(skb, dleetx, 2);
+ skb_queue_tail(&bcs->rqueue, skb);
+ schedule_event(bcs, B_RCVBUFREADY);
+ } else {
+ printk(KERN_WARNING "HiSax: skb out of memory\n");
+ }
+}
+
+static inline int
+dle_count(unsigned char *buf, int len)
+{
+ int count = 0;
+
+ while (len--)
+ if (*buf++ == DLE)
+ count++;
+ return count;
+}
+
+static inline void
+insert_dle(unsigned char *dest, unsigned char *src, int count) {
+ /* <DLE> in input stream have to be flagged as <DLE><DLE> */
+ while (count--) {
+ *dest++ = *src;
+ if (*src++ == DLE)
+ *dest++ = DLE;
+ }
+}
+
+static void
+isar_rcv_frame(struct IsdnCardState *cs, struct BCState *bcs)
+{
+ u_char *ptr;
+ struct sk_buff *skb;
+ struct isar_reg *ireg = bcs->hw.isar.reg;
+
+ if (!ireg->clsb) {
+ debugl1(cs, "isar zero len frame");
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ return;
+ }
+ switch (bcs->mode) {
+ case L1_MODE_NULL:
+ debugl1(cs, "isar mode 0 spurious IIS_RDATA %x/%x/%x",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ printk(KERN_WARNING"isar mode 0 spurious IIS_RDATA %x/%x/%x\n",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ break;
+ case L1_MODE_TRANS:
+ case L1_MODE_V32:
+ if ((skb = dev_alloc_skb(ireg->clsb))) {
+ rcv_mbox(cs, ireg, (u_char *)skb_put(skb, ireg->clsb));
+ skb_queue_tail(&bcs->rqueue, skb);
+ schedule_event(bcs, B_RCVBUFREADY);
+ } else {
+ printk(KERN_WARNING "HiSax: skb out of memory\n");
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ }
+ break;
+ case L1_MODE_HDLC:
+ if ((bcs->hw.isar.rcvidx + ireg->clsb) > HSCX_BUFMAX) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: incoming packet too large");
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ bcs->hw.isar.rcvidx = 0;
+ } else if (ireg->cmsb & HDLC_ERROR) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar frame error %x len %d",
+ ireg->cmsb, ireg->clsb);
+#ifdef ERROR_STATISTIC
+ if (ireg->cmsb & HDLC_ERR_RER)
+ bcs->err_inv++;
+ if (ireg->cmsb & HDLC_ERR_CER)
+ bcs->err_crc++;
+#endif
+ bcs->hw.isar.rcvidx = 0;
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ } else {
+ if (ireg->cmsb & HDLC_FSD)
+ bcs->hw.isar.rcvidx = 0;
+ ptr = bcs->hw.isar.rcvbuf + bcs->hw.isar.rcvidx;
+ bcs->hw.isar.rcvidx += ireg->clsb;
+ rcv_mbox(cs, ireg, ptr);
+ if (ireg->cmsb & HDLC_FED) {
+ if (bcs->hw.isar.rcvidx < 3) { /* last 2 bytes are the FCS */
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar frame to short %d",
+ bcs->hw.isar.rcvidx);
+ } else if (!(skb = dev_alloc_skb(bcs->hw.isar.rcvidx - 2))) {
+ printk(KERN_WARNING "ISAR: receive out of memory\n");
+ } else {
+ skb_put_data(skb, bcs->hw.isar.rcvbuf,
+ bcs->hw.isar.rcvidx - 2);
+ skb_queue_tail(&bcs->rqueue, skb);
+ schedule_event(bcs, B_RCVBUFREADY);
+ }
+ bcs->hw.isar.rcvidx = 0;
+ }
+ }
+ break;
+ case L1_MODE_FAX:
+ if (bcs->hw.isar.state != STFAX_ACTIV) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: not ACTIV");
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ bcs->hw.isar.rcvidx = 0;
+ break;
+ }
+ if (bcs->hw.isar.cmd == PCTRL_CMD_FRM) {
+ rcv_mbox(cs, ireg, bcs->hw.isar.rcvbuf);
+ bcs->hw.isar.rcvidx = ireg->clsb +
+ dle_count(bcs->hw.isar.rcvbuf, ireg->clsb);
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar_rcv_frame: raw(%d) dle(%d)",
+ ireg->clsb, bcs->hw.isar.rcvidx);
+ if ((skb = dev_alloc_skb(bcs->hw.isar.rcvidx))) {
+ insert_dle((u_char *)skb_put(skb, bcs->hw.isar.rcvidx),
+ bcs->hw.isar.rcvbuf, ireg->clsb);
+ skb_queue_tail(&bcs->rqueue, skb);
+ schedule_event(bcs, B_RCVBUFREADY);
+ if (ireg->cmsb & SART_NMD) { /* ABORT */
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: no more data");
+ bcs->hw.isar.rcvidx = 0;
+ send_DLE_ETX(bcs);
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) |
+ ISAR_HIS_PUMPCTRL, PCTRL_CMD_ESC,
+ 0, NULL);
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ schedule_event(bcs, B_LL_NOCARRIER);
+ }
+ } else {
+ printk(KERN_WARNING "HiSax: skb out of memory\n");
+ }
+ break;
+ }
+ if (bcs->hw.isar.cmd != PCTRL_CMD_FRH) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: unknown fax mode %x",
+ bcs->hw.isar.cmd);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ bcs->hw.isar.rcvidx = 0;
+ break;
+ }
+ /* PCTRL_CMD_FRH */
+ if ((bcs->hw.isar.rcvidx + ireg->clsb) > HSCX_BUFMAX) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: incoming packet too large");
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ bcs->hw.isar.rcvidx = 0;
+ } else if (ireg->cmsb & HDLC_ERROR) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar frame error %x len %d",
+ ireg->cmsb, ireg->clsb);
+ bcs->hw.isar.rcvidx = 0;
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ } else {
+ if (ireg->cmsb & HDLC_FSD) {
+ bcs->hw.isar.rcvidx = 0;
+ }
+ ptr = bcs->hw.isar.rcvbuf + bcs->hw.isar.rcvidx;
+ bcs->hw.isar.rcvidx += ireg->clsb;
+ rcv_mbox(cs, ireg, ptr);
+ if (ireg->cmsb & HDLC_FED) {
+ int len = bcs->hw.isar.rcvidx +
+ dle_count(bcs->hw.isar.rcvbuf, bcs->hw.isar.rcvidx);
+ if (bcs->hw.isar.rcvidx < 3) { /* last 2 bytes are the FCS */
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar frame to short %d",
+ bcs->hw.isar.rcvidx);
+ printk(KERN_WARNING "ISAR: frame to short %d\n",
+ bcs->hw.isar.rcvidx);
+ } else if (!(skb = dev_alloc_skb(len))) {
+ printk(KERN_WARNING "ISAR: receive out of memory\n");
+ } else {
+ insert_dle((u_char *)skb_put(skb, len),
+ bcs->hw.isar.rcvbuf,
+ bcs->hw.isar.rcvidx);
+ skb_queue_tail(&bcs->rqueue, skb);
+ schedule_event(bcs, B_RCVBUFREADY);
+ send_DLE_ETX(bcs);
+ schedule_event(bcs, B_LL_OK);
+ test_and_clear_bit(BC_FLG_FRH_WAIT, &bcs->Flag);
+ }
+ bcs->hw.isar.rcvidx = 0;
+ }
+ }
+ if (ireg->cmsb & SART_NMD) { /* ABORT */
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_rcv_frame: no more data");
+ bcs->hw.isar.rcvidx = 0;
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) |
+ ISAR_HIS_PUMPCTRL, PCTRL_CMD_ESC, 0, NULL);
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ if (test_and_clear_bit(BC_FLG_FRH_WAIT, &bcs->Flag)) {
+ send_DLE_ETX(bcs);
+ schedule_event(bcs, B_LL_NOCARRIER);
+ }
+ }
+ break;
+ default:
+ printk(KERN_ERR"isar_rcv_frame mode (%x)error\n", bcs->mode);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ break;
+ }
+}
+
+void
+isar_fill_fifo(struct BCState *bcs)
+{
+ struct IsdnCardState *cs = bcs->cs;
+ int count;
+ u_char msb;
+ u_char *ptr;
+
+ if ((cs->debug & L1_DEB_HSCX) && !(cs->debug & L1_DEB_HSCX_FIFO))
+ debugl1(cs, "isar_fill_fifo");
+ if (!bcs->tx_skb)
+ return;
+ if (bcs->tx_skb->len <= 0)
+ return;
+ if (!(bcs->hw.isar.reg->bstat &
+ (bcs->hw.isar.dpath == 1 ? BSTAT_RDM1 : BSTAT_RDM2)))
+ return;
+ if (bcs->tx_skb->len > bcs->hw.isar.mml) {
+ msb = 0;
+ count = bcs->hw.isar.mml;
+ } else {
+ count = bcs->tx_skb->len;
+ msb = HDLC_FED;
+ }
+ ptr = bcs->tx_skb->data;
+ if (!bcs->hw.isar.txcnt) {
+ msb |= HDLC_FST;
+ if ((bcs->mode == L1_MODE_FAX) &&
+ (bcs->hw.isar.cmd == PCTRL_CMD_FTH)) {
+ if (bcs->tx_skb->len > 1) {
+ if ((ptr[0] == 0xff) && (ptr[1] == 0x13))
+ /* last frame */
+ test_and_set_bit(BC_FLG_LASTDATA,
+ &bcs->Flag);
+ }
+ }
+ }
+ skb_pull(bcs->tx_skb, count);
+ bcs->tx_cnt -= count;
+ bcs->hw.isar.txcnt += count;
+ switch (bcs->mode) {
+ case L1_MODE_NULL:
+ printk(KERN_ERR"isar_fill_fifo wrong mode 0\n");
+ break;
+ case L1_MODE_TRANS:
+ case L1_MODE_V32:
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) | ISAR_HIS_SDATA,
+ 0, count, ptr);
+ break;
+ case L1_MODE_HDLC:
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) | ISAR_HIS_SDATA,
+ msb, count, ptr);
+ break;
+ case L1_MODE_FAX:
+ if (bcs->hw.isar.state != STFAX_ACTIV) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_fill_fifo: not ACTIV");
+ } else if (bcs->hw.isar.cmd == PCTRL_CMD_FTH) {
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) | ISAR_HIS_SDATA,
+ msb, count, ptr);
+ } else if (bcs->hw.isar.cmd == PCTRL_CMD_FTM) {
+ sendmsg(cs, SET_DPS(bcs->hw.isar.dpath) | ISAR_HIS_SDATA,
+ 0, count, ptr);
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar_fill_fifo: not FTH/FTM");
+ }
+ break;
+ default:
+ if (cs->debug)
+ debugl1(cs, "isar_fill_fifo mode(%x) error", bcs->mode);
+ printk(KERN_ERR"isar_fill_fifo mode(%x) error\n", bcs->mode);
+ break;
+ }
+}
+
+static inline
+struct BCState *sel_bcs_isar(struct IsdnCardState *cs, u_char dpath)
+{
+ if ((!dpath) || (dpath == 3))
+ return (NULL);
+ if (cs->bcs[0].hw.isar.dpath == dpath)
+ return (&cs->bcs[0]);
+ if (cs->bcs[1].hw.isar.dpath == dpath)
+ return (&cs->bcs[1]);
+ return (NULL);
+}
+
+static void
+send_frames(struct BCState *bcs)
+{
+ if (bcs->tx_skb) {
+ if (bcs->tx_skb->len) {
+ isar_fill_fifo(bcs);
+ return;
+ } else {
+ if (test_bit(FLG_LLI_L1WAKEUP, &bcs->st->lli.flag) &&
+ (PACKET_NOACK != bcs->tx_skb->pkt_type)) {
+ u_long flags;
+ spin_lock_irqsave(&bcs->aclock, flags);
+ bcs->ackcnt += bcs->hw.isar.txcnt;
+ spin_unlock_irqrestore(&bcs->aclock, flags);
+ schedule_event(bcs, B_ACKPENDING);
+ }
+ if (bcs->mode == L1_MODE_FAX) {
+ if (bcs->hw.isar.cmd == PCTRL_CMD_FTH) {
+ if (test_bit(BC_FLG_LASTDATA, &bcs->Flag)) {
+ test_and_set_bit(BC_FLG_NMD_DATA, &bcs->Flag);
+ }
+ } else if (bcs->hw.isar.cmd == PCTRL_CMD_FTM) {
+ if (test_bit(BC_FLG_DLEETX, &bcs->Flag)) {
+ test_and_set_bit(BC_FLG_LASTDATA, &bcs->Flag);
+ test_and_set_bit(BC_FLG_NMD_DATA, &bcs->Flag);
+ }
+ }
+ }
+ dev_kfree_skb_any(bcs->tx_skb);
+ bcs->hw.isar.txcnt = 0;
+ bcs->tx_skb = NULL;
+ }
+ }
+ if ((bcs->tx_skb = skb_dequeue(&bcs->squeue))) {
+ bcs->hw.isar.txcnt = 0;
+ test_and_set_bit(BC_FLG_BUSY, &bcs->Flag);
+ isar_fill_fifo(bcs);
+ } else {
+ if (test_and_clear_bit(BC_FLG_DLEETX, &bcs->Flag)) {
+ if (test_and_clear_bit(BC_FLG_LASTDATA, &bcs->Flag)) {
+ if (test_and_clear_bit(BC_FLG_NMD_DATA, &bcs->Flag)) {
+ u_char dummy = 0;
+ sendmsg(bcs->cs, SET_DPS(bcs->hw.isar.dpath) |
+ ISAR_HIS_SDATA, 0x01, 1, &dummy);
+ }
+ test_and_set_bit(BC_FLG_LL_OK, &bcs->Flag);
+ } else {
+ schedule_event(bcs, B_LL_CONNECT);
+ }
+ }
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ schedule_event(bcs, B_XMTBUFREADY);
+ }
+}
+
+static inline void
+check_send(struct IsdnCardState *cs, u_char rdm)
+{
+ struct BCState *bcs;
+
+ if (rdm & BSTAT_RDM1) {
+ if ((bcs = sel_bcs_isar(cs, 1))) {
+ if (bcs->mode) {
+ send_frames(bcs);
+ }
+ }
+ }
+ if (rdm & BSTAT_RDM2) {
+ if ((bcs = sel_bcs_isar(cs, 2))) {
+ if (bcs->mode) {
+ send_frames(bcs);
+ }
+ }
+ }
+
+}
+
+static const char *dmril[] = {"NO SPEED", "1200/75", "NODEF2", "75/1200",
+ "NODEF4", "300", "600", "1200", "2400",
+ "4800", "7200", "9600nt", "9600t", "12000",
+ "14400", "WRONG"};
+static const char *dmrim[] = {"NO MOD", "NO DEF", "V32/V32b", "V22", "V21",
+ "Bell103", "V23", "Bell202", "V17", "V29",
+ "V27ter"};
+
+static void
+isar_pump_status_rsp(struct BCState *bcs, struct isar_reg *ireg) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char ril = ireg->par[0];
+ u_char rim;
+
+ if (!test_and_clear_bit(ISAR_RATE_REQ, &bcs->hw.isar.reg->Flags))
+ return;
+ if (ril > 14) {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "wrong pstrsp ril=%d", ril);
+ ril = 15;
+ }
+ switch (ireg->par[1]) {
+ case 0:
+ rim = 0;
+ break;
+ case 0x20:
+ rim = 2;
+ break;
+ case 0x40:
+ rim = 3;
+ break;
+ case 0x41:
+ rim = 4;
+ break;
+ case 0x51:
+ rim = 5;
+ break;
+ case 0x61:
+ rim = 6;
+ break;
+ case 0x71:
+ rim = 7;
+ break;
+ case 0x82:
+ rim = 8;
+ break;
+ case 0x92:
+ rim = 9;
+ break;
+ case 0xa2:
+ rim = 10;
+ break;
+ default:
+ rim = 1;
+ break;
+ }
+ sprintf(bcs->hw.isar.conmsg, "%s %s", dmril[ril], dmrim[rim]);
+ bcs->conmsg = bcs->hw.isar.conmsg;
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump strsp %s", bcs->conmsg);
+}
+
+static void
+isar_pump_statev_modem(struct BCState *bcs, u_char devt) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+
+ switch (devt) {
+ case PSEV_10MS_TIMER:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev TIMER");
+ break;
+ case PSEV_CON_ON:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev CONNECT");
+ l1_msg_b(bcs->st, PH_ACTIVATE | REQUEST, NULL);
+ break;
+ case PSEV_CON_OFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev NO CONNECT");
+ sendmsg(cs, dps | ISAR_HIS_PSTREQ, 0, 0, NULL);
+ l1_msg_b(bcs->st, PH_DEACTIVATE | REQUEST, NULL);
+ break;
+ case PSEV_V24_OFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev V24 OFF");
+ break;
+ case PSEV_CTS_ON:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev CTS ON");
+ break;
+ case PSEV_CTS_OFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev CTS OFF");
+ break;
+ case PSEV_DCD_ON:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev CARRIER ON");
+ test_and_set_bit(ISAR_RATE_REQ, &bcs->hw.isar.reg->Flags);
+ sendmsg(cs, dps | ISAR_HIS_PSTREQ, 0, 0, NULL);
+ break;
+ case PSEV_DCD_OFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev CARRIER OFF");
+ break;
+ case PSEV_DSR_ON:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev DSR ON");
+ break;
+ case PSEV_DSR_OFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev DSR_OFF");
+ break;
+ case PSEV_REM_RET:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev REMOTE RETRAIN");
+ break;
+ case PSEV_REM_REN:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev REMOTE RENEGOTIATE");
+ break;
+ case PSEV_GSTN_CLR:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev GSTN CLEAR");
+ break;
+ default:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "unknown pump stev %x", devt);
+ break;
+ }
+}
+
+static void
+ll_deliver_faxstat(struct BCState *bcs, u_char status)
+{
+ isdn_ctrl ic;
+ struct Channel *chanp = (struct Channel *) bcs->st->lli.userdata;
+
+ if (bcs->cs->debug & L1_DEB_HSCX)
+ debugl1(bcs->cs, "HL->LL FAXIND %x", status);
+ ic.driver = bcs->cs->myid;
+ ic.command = ISDN_STAT_FAXIND;
+ ic.arg = chanp->chan;
+ ic.parm.aux.cmd = status;
+ bcs->cs->iif.statcallb(&ic);
+}
+
+static void
+isar_pump_statev_fax(struct BCState *bcs, u_char devt) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+ u_char p1;
+
+ switch (devt) {
+ case PSEV_10MS_TIMER:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev TIMER");
+ break;
+ case PSEV_RSP_READY:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_READY");
+ bcs->hw.isar.state = STFAX_READY;
+ l1_msg_b(bcs->st, PH_ACTIVATE | REQUEST, NULL);
+ if (test_bit(BC_FLG_ORIG, &bcs->Flag)) {
+ isar_pump_cmd(bcs, ISDN_FAX_CLASS1_FRH, 3);
+ } else {
+ isar_pump_cmd(bcs, ISDN_FAX_CLASS1_FTH, 3);
+ }
+ break;
+ case PSEV_LINE_TX_H:
+ if (bcs->hw.isar.state == STFAX_LINE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev LINE_TX_H");
+ bcs->hw.isar.state = STFAX_CONT;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, PCTRL_CMD_CONT, 0, NULL);
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "pump stev LINE_TX_H wrong st %x",
+ bcs->hw.isar.state);
+ }
+ break;
+ case PSEV_LINE_RX_H:
+ if (bcs->hw.isar.state == STFAX_LINE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev LINE_RX_H");
+ bcs->hw.isar.state = STFAX_CONT;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, PCTRL_CMD_CONT, 0, NULL);
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "pump stev LINE_RX_H wrong st %x",
+ bcs->hw.isar.state);
+ }
+ break;
+ case PSEV_LINE_TX_B:
+ if (bcs->hw.isar.state == STFAX_LINE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev LINE_TX_B");
+ bcs->hw.isar.state = STFAX_CONT;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, PCTRL_CMD_CONT, 0, NULL);
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "pump stev LINE_TX_B wrong st %x",
+ bcs->hw.isar.state);
+ }
+ break;
+ case PSEV_LINE_RX_B:
+ if (bcs->hw.isar.state == STFAX_LINE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev LINE_RX_B");
+ bcs->hw.isar.state = STFAX_CONT;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, PCTRL_CMD_CONT, 0, NULL);
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "pump stev LINE_RX_B wrong st %x",
+ bcs->hw.isar.state);
+ }
+ break;
+ case PSEV_RSP_CONN:
+ if (bcs->hw.isar.state == STFAX_CONT) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_CONN");
+ bcs->hw.isar.state = STFAX_ACTIV;
+ test_and_set_bit(ISAR_RATE_REQ, &bcs->hw.isar.reg->Flags);
+ sendmsg(cs, dps | ISAR_HIS_PSTREQ, 0, 0, NULL);
+ if (bcs->hw.isar.cmd == PCTRL_CMD_FTH) {
+ /* 1s Flags before data */
+ if (test_and_set_bit(BC_FLG_FTI_RUN, &bcs->Flag))
+ del_timer(&bcs->hw.isar.ftimer);
+ /* 1000 ms */
+ bcs->hw.isar.ftimer.expires =
+ jiffies + ((1000 * HZ) / 1000);
+ test_and_set_bit(BC_FLG_LL_CONN,
+ &bcs->Flag);
+ add_timer(&bcs->hw.isar.ftimer);
+ } else {
+ schedule_event(bcs, B_LL_CONNECT);
+ }
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "pump stev RSP_CONN wrong st %x",
+ bcs->hw.isar.state);
+ }
+ break;
+ case PSEV_FLAGS_DET:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev FLAGS_DET");
+ break;
+ case PSEV_RSP_DISC:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_DISC");
+ if (bcs->hw.isar.state == STFAX_ESCAPE) {
+ p1 = 5;
+ switch (bcs->hw.isar.newcmd) {
+ case 0:
+ bcs->hw.isar.state = STFAX_READY;
+ break;
+ case PCTRL_CMD_FTM:
+ p1 = 2;
+ /* fall through */
+ case PCTRL_CMD_FTH:
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL,
+ PCTRL_CMD_SILON, 1, &p1);
+ bcs->hw.isar.state = STFAX_SILDET;
+ break;
+ case PCTRL_CMD_FRM:
+ if (frm_extra_delay)
+ mdelay(frm_extra_delay);
+ /* fall through */
+ case PCTRL_CMD_FRH:
+ p1 = bcs->hw.isar.mod = bcs->hw.isar.newmod;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.cmd = bcs->hw.isar.newcmd;
+ bcs->hw.isar.newcmd = 0;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL,
+ bcs->hw.isar.cmd, 1, &p1);
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.try_mod = 3;
+ break;
+ default:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "RSP_DISC unknown newcmd %x", bcs->hw.isar.newcmd);
+ break;
+ }
+ } else if (bcs->hw.isar.state == STFAX_ACTIV) {
+ if (test_and_clear_bit(BC_FLG_LL_OK, &bcs->Flag)) {
+ schedule_event(bcs, B_LL_OK);
+ } else if (bcs->hw.isar.cmd == PCTRL_CMD_FRM) {
+ send_DLE_ETX(bcs);
+ schedule_event(bcs, B_LL_NOCARRIER);
+ } else {
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_FCERROR);
+ }
+ bcs->hw.isar.state = STFAX_READY;
+ } else {
+ bcs->hw.isar.state = STFAX_READY;
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_FCERROR);
+ }
+ break;
+ case PSEV_RSP_SILDET:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_SILDET");
+ if (bcs->hw.isar.state == STFAX_SILDET) {
+ p1 = bcs->hw.isar.mod = bcs->hw.isar.newmod;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.cmd = bcs->hw.isar.newcmd;
+ bcs->hw.isar.newcmd = 0;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL,
+ bcs->hw.isar.cmd, 1, &p1);
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.try_mod = 3;
+ }
+ break;
+ case PSEV_RSP_SILOFF:
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_SILOFF");
+ break;
+ case PSEV_RSP_FCERR:
+ if (bcs->hw.isar.state == STFAX_LINE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_FCERR try %d",
+ bcs->hw.isar.try_mod);
+ if (bcs->hw.isar.try_mod--) {
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL,
+ bcs->hw.isar.cmd, 1,
+ &bcs->hw.isar.mod);
+ break;
+ }
+ }
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev RSP_FCERR");
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, PCTRL_CMD_ESC, 0, NULL);
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_FCERROR);
+ break;
+ default:
+ break;
+ }
+}
+
+static char debbuf[128];
+
+void
+isar_int_main(struct IsdnCardState *cs)
+{
+ struct isar_reg *ireg = cs->bcs[0].hw.isar.reg;
+ struct BCState *bcs;
+
+ get_irq_infos(cs, ireg);
+ switch (ireg->iis & ISAR_IIS_MSCMSD) {
+ case ISAR_IIS_RDATA:
+ if ((bcs = sel_bcs_isar(cs, ireg->iis >> 6))) {
+ isar_rcv_frame(cs, bcs);
+ } else {
+ debugl1(cs, "isar spurious IIS_RDATA %x/%x/%x",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ }
+ break;
+ case ISAR_IIS_GSTEV:
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ ireg->bstat |= ireg->cmsb;
+ check_send(cs, ireg->cmsb);
+ break;
+ case ISAR_IIS_BSTEV:
+#ifdef ERROR_STATISTIC
+ if ((bcs = sel_bcs_isar(cs, ireg->iis >> 6))) {
+ if (ireg->cmsb == BSTEV_TBO)
+ bcs->err_tx++;
+ if (ireg->cmsb == BSTEV_RBO)
+ bcs->err_rdo++;
+ }
+#endif
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "Buffer STEV dpath%d msb(%x)",
+ ireg->iis >> 6, ireg->cmsb);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ break;
+ case ISAR_IIS_PSTEV:
+ if ((bcs = sel_bcs_isar(cs, ireg->iis >> 6))) {
+ rcv_mbox(cs, ireg, (u_char *)ireg->par);
+ if (bcs->mode == L1_MODE_V32) {
+ isar_pump_statev_modem(bcs, ireg->cmsb);
+ } else if (bcs->mode == L1_MODE_FAX) {
+ isar_pump_statev_fax(bcs, ireg->cmsb);
+ } else if (ireg->cmsb == PSEV_10MS_TIMER) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "pump stev TIMER");
+ } else {
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "isar IIS_PSTEV pmode %d stat %x",
+ bcs->mode, ireg->cmsb);
+ }
+ } else {
+ debugl1(cs, "isar spurious IIS_PSTEV %x/%x/%x",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ }
+ break;
+ case ISAR_IIS_PSTRSP:
+ if ((bcs = sel_bcs_isar(cs, ireg->iis >> 6))) {
+ rcv_mbox(cs, ireg, (u_char *)ireg->par);
+ isar_pump_status_rsp(bcs, ireg);
+ } else {
+ debugl1(cs, "isar spurious IIS_PSTRSP %x/%x/%x",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ cs->BC_Write_Reg(cs, 1, ISAR_IIA, 0);
+ }
+ break;
+ case ISAR_IIS_DIAG:
+ case ISAR_IIS_BSTRSP:
+ case ISAR_IIS_IOM2RSP:
+ rcv_mbox(cs, ireg, (u_char *)ireg->par);
+ if ((cs->debug & (L1_DEB_HSCX | L1_DEB_HSCX_FIFO))
+ == L1_DEB_HSCX) {
+ u_char *tp = debbuf;
+
+ tp += sprintf(debbuf, "msg iis(%x) msb(%x)",
+ ireg->iis, ireg->cmsb);
+ QuickHex(tp, (u_char *)ireg->par, ireg->clsb);
+ debugl1(cs, "%s", debbuf);
+ }
+ break;
+ case ISAR_IIS_INVMSG:
+ rcv_mbox(cs, ireg, debbuf);
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "invalid msg his:%x",
+ ireg->cmsb);
+ break;
+ default:
+ rcv_mbox(cs, ireg, debbuf);
+ if (cs->debug & L1_DEB_WARN)
+ debugl1(cs, "unhandled msg iis(%x) ctrl(%x/%x)",
+ ireg->iis, ireg->cmsb, ireg->clsb);
+ break;
+ }
+}
+
+static void
+ftimer_handler(struct timer_list *t) {
+ struct BCState *bcs = from_timer(bcs, t, hw.isar.ftimer);
+ if (bcs->cs->debug)
+ debugl1(bcs->cs, "ftimer flags %04lx",
+ bcs->Flag);
+ test_and_clear_bit(BC_FLG_FTI_RUN, &bcs->Flag);
+ if (test_and_clear_bit(BC_FLG_LL_CONN, &bcs->Flag)) {
+ schedule_event(bcs, B_LL_CONNECT);
+ }
+ if (test_and_clear_bit(BC_FLG_FTI_FTS, &bcs->Flag)) {
+ schedule_event(bcs, B_LL_OK);
+ }
+}
+
+static void
+setup_pump(struct BCState *bcs) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+ u_char ctrl, param[6];
+
+ switch (bcs->mode) {
+ case L1_MODE_NULL:
+ case L1_MODE_TRANS:
+ case L1_MODE_HDLC:
+ sendmsg(cs, dps | ISAR_HIS_PUMPCFG, PMOD_BYPASS, 0, NULL);
+ break;
+ case L1_MODE_V32:
+ ctrl = PMOD_DATAMODEM;
+ if (test_bit(BC_FLG_ORIG, &bcs->Flag)) {
+ ctrl |= PCTRL_ORIG;
+ param[5] = PV32P6_CTN;
+ } else {
+ param[5] = PV32P6_ATN;
+ }
+ param[0] = para_TOA; /* 6 db */
+ param[1] = PV32P2_V23R | PV32P2_V22A | PV32P2_V22B |
+ PV32P2_V22C | PV32P2_V21 | PV32P2_BEL;
+ param[2] = PV32P3_AMOD | PV32P3_V32B | PV32P3_V23B;
+ param[3] = PV32P4_UT144;
+ param[4] = PV32P5_UT144;
+ sendmsg(cs, dps | ISAR_HIS_PUMPCFG, ctrl, 6, param);
+ break;
+ case L1_MODE_FAX:
+ ctrl = PMOD_FAX;
+ if (test_bit(BC_FLG_ORIG, &bcs->Flag)) {
+ ctrl |= PCTRL_ORIG;
+ param[1] = PFAXP2_CTN;
+ } else {
+ param[1] = PFAXP2_ATN;
+ }
+ param[0] = para_TOA; /* 6 db */
+ sendmsg(cs, dps | ISAR_HIS_PUMPCFG, ctrl, 2, param);
+ bcs->hw.isar.state = STFAX_NULL;
+ bcs->hw.isar.newcmd = 0;
+ bcs->hw.isar.newmod = 0;
+ test_and_set_bit(BC_FLG_FTI_RUN, &bcs->Flag);
+ break;
+ }
+ udelay(1000);
+ sendmsg(cs, dps | ISAR_HIS_PSTREQ, 0, 0, NULL);
+ udelay(1000);
+}
+
+static void
+setup_sart(struct BCState *bcs) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+ u_char ctrl, param[2];
+
+ switch (bcs->mode) {
+ case L1_MODE_NULL:
+ sendmsg(cs, dps | ISAR_HIS_SARTCFG, SMODE_DISABLE, 0,
+ NULL);
+ break;
+ case L1_MODE_TRANS:
+ sendmsg(cs, dps | ISAR_HIS_SARTCFG, SMODE_BINARY, 2,
+ "\0\0");
+ break;
+ case L1_MODE_HDLC:
+ param[0] = 0;
+ sendmsg(cs, dps | ISAR_HIS_SARTCFG, SMODE_HDLC, 1,
+ param);
+ break;
+ case L1_MODE_V32:
+ ctrl = SMODE_V14 | SCTRL_HDMC_BOTH;
+ param[0] = S_P1_CHS_8;
+ param[1] = S_P2_BFT_DEF;
+ sendmsg(cs, dps | ISAR_HIS_SARTCFG, ctrl, 2,
+ param);
+ break;
+ case L1_MODE_FAX:
+ /* SART must not configured with FAX */
+ break;
+ }
+ udelay(1000);
+ sendmsg(cs, dps | ISAR_HIS_BSTREQ, 0, 0, NULL);
+ udelay(1000);
+}
+
+static void
+setup_iom2(struct BCState *bcs) {
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+ u_char cmsb = IOM_CTRL_ENA, msg[5] = {IOM_P1_TXD, 0, 0, 0, 0};
+
+ if (bcs->channel)
+ msg[1] = msg[3] = 1;
+ switch (bcs->mode) {
+ case L1_MODE_NULL:
+ cmsb = 0;
+ /* dummy slot */
+ msg[1] = msg[3] = bcs->hw.isar.dpath + 2;
+ break;
+ case L1_MODE_TRANS:
+ case L1_MODE_HDLC:
+ break;
+ case L1_MODE_V32:
+ case L1_MODE_FAX:
+ cmsb |= IOM_CTRL_ALAW | IOM_CTRL_RCV;
+ break;
+ }
+ sendmsg(cs, dps | ISAR_HIS_IOM2CFG, cmsb, 5, msg);
+ udelay(1000);
+ sendmsg(cs, dps | ISAR_HIS_IOM2REQ, 0, 0, NULL);
+ udelay(1000);
+}
+
+static int
+modeisar(struct BCState *bcs, int mode, int bc)
+{
+ struct IsdnCardState *cs = bcs->cs;
+
+ /* Here we are selecting the best datapath for requested mode */
+ if (bcs->mode == L1_MODE_NULL) { /* New Setup */
+ bcs->channel = bc;
+ switch (mode) {
+ case L1_MODE_NULL: /* init */
+ if (!bcs->hw.isar.dpath)
+ /* no init for dpath 0 */
+ return (0);
+ break;
+ case L1_MODE_TRANS:
+ case L1_MODE_HDLC:
+ /* best is datapath 2 */
+ if (!test_and_set_bit(ISAR_DP2_USE,
+ &bcs->hw.isar.reg->Flags))
+ bcs->hw.isar.dpath = 2;
+ else if (!test_and_set_bit(ISAR_DP1_USE,
+ &bcs->hw.isar.reg->Flags))
+ bcs->hw.isar.dpath = 1;
+ else {
+ printk(KERN_WARNING"isar modeisar both paths in use\n");
+ return (1);
+ }
+ break;
+ case L1_MODE_V32:
+ case L1_MODE_FAX:
+ /* only datapath 1 */
+ if (!test_and_set_bit(ISAR_DP1_USE,
+ &bcs->hw.isar.reg->Flags))
+ bcs->hw.isar.dpath = 1;
+ else {
+ printk(KERN_WARNING"isar modeisar analog functions only with DP1\n");
+ debugl1(cs, "isar modeisar analog functions only with DP1");
+ return (1);
+ }
+ break;
+ }
+ }
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar dp%d mode %d->%d ichan %d",
+ bcs->hw.isar.dpath, bcs->mode, mode, bc);
+ bcs->mode = mode;
+ setup_pump(bcs);
+ setup_iom2(bcs);
+ setup_sart(bcs);
+ if (bcs->mode == L1_MODE_NULL) {
+ /* Clear resources */
+ if (bcs->hw.isar.dpath == 1)
+ test_and_clear_bit(ISAR_DP1_USE, &bcs->hw.isar.reg->Flags);
+ else if (bcs->hw.isar.dpath == 2)
+ test_and_clear_bit(ISAR_DP2_USE, &bcs->hw.isar.reg->Flags);
+ bcs->hw.isar.dpath = 0;
+ }
+ return (0);
+}
+
+static void
+isar_pump_cmd(struct BCState *bcs, u_char cmd, u_char para)
+{
+ struct IsdnCardState *cs = bcs->cs;
+ u_char dps = SET_DPS(bcs->hw.isar.dpath);
+ u_char ctrl = 0, nom = 0, p1 = 0;
+
+ switch (cmd) {
+ case ISDN_FAX_CLASS1_FTM:
+ test_and_clear_bit(BC_FLG_FRH_WAIT, &bcs->Flag);
+ if (bcs->hw.isar.state == STFAX_READY) {
+ p1 = para;
+ ctrl = PCTRL_CMD_FTM;
+ nom = 1;
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.cmd = ctrl;
+ bcs->hw.isar.mod = para;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.newcmd = 0;
+ bcs->hw.isar.try_mod = 3;
+ } else if ((bcs->hw.isar.state == STFAX_ACTIV) &&
+ (bcs->hw.isar.cmd == PCTRL_CMD_FTM) &&
+ (bcs->hw.isar.mod == para)) {
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_CONNECT);
+ } else {
+ bcs->hw.isar.newmod = para;
+ bcs->hw.isar.newcmd = PCTRL_CMD_FTM;
+ nom = 0;
+ ctrl = PCTRL_CMD_ESC;
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ }
+ break;
+ case ISDN_FAX_CLASS1_FTH:
+ test_and_clear_bit(BC_FLG_FRH_WAIT, &bcs->Flag);
+ if (bcs->hw.isar.state == STFAX_READY) {
+ p1 = para;
+ ctrl = PCTRL_CMD_FTH;
+ nom = 1;
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.cmd = ctrl;
+ bcs->hw.isar.mod = para;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.newcmd = 0;
+ bcs->hw.isar.try_mod = 3;
+ } else if ((bcs->hw.isar.state == STFAX_ACTIV) &&
+ (bcs->hw.isar.cmd == PCTRL_CMD_FTH) &&
+ (bcs->hw.isar.mod == para)) {
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_CONNECT);
+ } else {
+ bcs->hw.isar.newmod = para;
+ bcs->hw.isar.newcmd = PCTRL_CMD_FTH;
+ nom = 0;
+ ctrl = PCTRL_CMD_ESC;
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ }
+ break;
+ case ISDN_FAX_CLASS1_FRM:
+ test_and_clear_bit(BC_FLG_FRH_WAIT, &bcs->Flag);
+ if (bcs->hw.isar.state == STFAX_READY) {
+ p1 = para;
+ ctrl = PCTRL_CMD_FRM;
+ nom = 1;
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.cmd = ctrl;
+ bcs->hw.isar.mod = para;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.newcmd = 0;
+ bcs->hw.isar.try_mod = 3;
+ } else if ((bcs->hw.isar.state == STFAX_ACTIV) &&
+ (bcs->hw.isar.cmd == PCTRL_CMD_FRM) &&
+ (bcs->hw.isar.mod == para)) {
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_CONNECT);
+ } else {
+ bcs->hw.isar.newmod = para;
+ bcs->hw.isar.newcmd = PCTRL_CMD_FRM;
+ nom = 0;
+ ctrl = PCTRL_CMD_ESC;
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ }
+ break;
+ case ISDN_FAX_CLASS1_FRH:
+ test_and_set_bit(BC_FLG_FRH_WAIT, &bcs->Flag);
+ if (bcs->hw.isar.state == STFAX_READY) {
+ p1 = para;
+ ctrl = PCTRL_CMD_FRH;
+ nom = 1;
+ bcs->hw.isar.state = STFAX_LINE;
+ bcs->hw.isar.cmd = ctrl;
+ bcs->hw.isar.mod = para;
+ bcs->hw.isar.newmod = 0;
+ bcs->hw.isar.newcmd = 0;
+ bcs->hw.isar.try_mod = 3;
+ } else if ((bcs->hw.isar.state == STFAX_ACTIV) &&
+ (bcs->hw.isar.cmd == PCTRL_CMD_FRH) &&
+ (bcs->hw.isar.mod == para)) {
+ ll_deliver_faxstat(bcs, ISDN_FAX_CLASS1_CONNECT);
+ } else {
+ bcs->hw.isar.newmod = para;
+ bcs->hw.isar.newcmd = PCTRL_CMD_FRH;
+ nom = 0;
+ ctrl = PCTRL_CMD_ESC;
+ bcs->hw.isar.state = STFAX_ESCAPE;
+ }
+ break;
+ case ISDN_FAXPUMP_HALT:
+ bcs->hw.isar.state = STFAX_NULL;
+ nom = 0;
+ ctrl = PCTRL_CMD_HALT;
+ break;
+ }
+ if (ctrl)
+ sendmsg(cs, dps | ISAR_HIS_PUMPCTRL, ctrl, nom, &p1);
+}
+
+static void
+isar_setup(struct IsdnCardState *cs)
+{
+ u_char msg;
+ int i;
+
+ /* Dpath 1, 2 */
+ msg = 61;
+ for (i = 0; i < 2; i++) {
+ /* Buffer Config */
+ sendmsg(cs, (i ? ISAR_HIS_DPS2 : ISAR_HIS_DPS1) |
+ ISAR_HIS_P12CFG, 4, 1, &msg);
+ cs->bcs[i].hw.isar.mml = msg;
+ cs->bcs[i].mode = 0;
+ cs->bcs[i].hw.isar.dpath = i + 1;
+ modeisar(&cs->bcs[i], 0, 0);
+ INIT_WORK(&cs->bcs[i].tqueue, isar_bh);
+ }
+}
+
+static void
+isar_l2l1(struct PStack *st, int pr, void *arg)
+{
+ struct BCState *bcs = st->l1.bcs;
+ struct sk_buff *skb = arg;
+ int ret;
+ u_long flags;
+
+ switch (pr) {
+ case (PH_DATA | REQUEST):
+ spin_lock_irqsave(&bcs->cs->lock, flags);
+ if (bcs->tx_skb) {
+ skb_queue_tail(&bcs->squeue, skb);
+ } else {
+ bcs->tx_skb = skb;
+ test_and_set_bit(BC_FLG_BUSY, &bcs->Flag);
+ if (bcs->cs->debug & L1_DEB_HSCX)
+ debugl1(bcs->cs, "DRQ set BC_FLG_BUSY");
+ bcs->hw.isar.txcnt = 0;
+ bcs->cs->BC_Send_Data(bcs);
+ }
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ break;
+ case (PH_PULL | INDICATION):
+ spin_lock_irqsave(&bcs->cs->lock, flags);
+ if (bcs->tx_skb) {
+ printk(KERN_WARNING "isar_l2l1: this shouldn't happen\n");
+ } else {
+ test_and_set_bit(BC_FLG_BUSY, &bcs->Flag);
+ if (bcs->cs->debug & L1_DEB_HSCX)
+ debugl1(bcs->cs, "PUI set BC_FLG_BUSY");
+ bcs->tx_skb = skb;
+ bcs->hw.isar.txcnt = 0;
+ bcs->cs->BC_Send_Data(bcs);
+ }
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ break;
+ case (PH_PULL | REQUEST):
+ if (!bcs->tx_skb) {
+ test_and_clear_bit(FLG_L1_PULL_REQ, &st->l1.Flags);
+ st->l1.l1l2(st, PH_PULL | CONFIRM, NULL);
+ } else
+ test_and_set_bit(FLG_L1_PULL_REQ, &st->l1.Flags);
+ break;
+ case (PH_ACTIVATE | REQUEST):
+ spin_lock_irqsave(&bcs->cs->lock, flags);
+ test_and_set_bit(BC_FLG_ACTIV, &bcs->Flag);
+ bcs->hw.isar.conmsg[0] = 0;
+ if (test_bit(FLG_ORIG, &st->l2.flag))
+ test_and_set_bit(BC_FLG_ORIG, &bcs->Flag);
+ else
+ test_and_clear_bit(BC_FLG_ORIG, &bcs->Flag);
+ switch (st->l1.mode) {
+ case L1_MODE_TRANS:
+ case L1_MODE_HDLC:
+ ret = modeisar(bcs, st->l1.mode, st->l1.bc);
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ if (ret)
+ l1_msg_b(st, PH_DEACTIVATE | REQUEST, arg);
+ else
+ l1_msg_b(st, PH_ACTIVATE | REQUEST, arg);
+ break;
+ case L1_MODE_V32:
+ case L1_MODE_FAX:
+ ret = modeisar(bcs, st->l1.mode, st->l1.bc);
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ if (ret)
+ l1_msg_b(st, PH_DEACTIVATE | REQUEST, arg);
+ break;
+ default:
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ break;
+ }
+ break;
+ case (PH_DEACTIVATE | REQUEST):
+ l1_msg_b(st, pr, arg);
+ break;
+ case (PH_DEACTIVATE | CONFIRM):
+ spin_lock_irqsave(&bcs->cs->lock, flags);
+ switch (st->l1.mode) {
+ case L1_MODE_TRANS:
+ case L1_MODE_HDLC:
+ case L1_MODE_V32:
+ break;
+ case L1_MODE_FAX:
+ isar_pump_cmd(bcs, ISDN_FAXPUMP_HALT, 0);
+ break;
+ }
+ test_and_clear_bit(BC_FLG_ACTIV, &bcs->Flag);
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ if (bcs->cs->debug & L1_DEB_HSCX)
+ debugl1(bcs->cs, "PDAC clear BC_FLG_BUSY");
+ modeisar(bcs, 0, st->l1.bc);
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ st->l1.l1l2(st, PH_DEACTIVATE | CONFIRM, NULL);
+ break;
+ }
+}
+
+static void
+close_isarstate(struct BCState *bcs)
+{
+ modeisar(bcs, 0, bcs->channel);
+ if (test_and_clear_bit(BC_FLG_INIT, &bcs->Flag)) {
+ kfree(bcs->hw.isar.rcvbuf);
+ bcs->hw.isar.rcvbuf = NULL;
+ skb_queue_purge(&bcs->rqueue);
+ skb_queue_purge(&bcs->squeue);
+ if (bcs->tx_skb) {
+ dev_kfree_skb_any(bcs->tx_skb);
+ bcs->tx_skb = NULL;
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ if (bcs->cs->debug & L1_DEB_HSCX)
+ debugl1(bcs->cs, "closeisar clear BC_FLG_BUSY");
+ }
+ }
+ del_timer(&bcs->hw.isar.ftimer);
+}
+
+static int
+open_isarstate(struct IsdnCardState *cs, struct BCState *bcs)
+{
+ if (!test_and_set_bit(BC_FLG_INIT, &bcs->Flag)) {
+ if (!(bcs->hw.isar.rcvbuf = kmalloc(HSCX_BUFMAX, GFP_ATOMIC))) {
+ printk(KERN_WARNING
+ "HiSax: No memory for isar.rcvbuf\n");
+ return (1);
+ }
+ skb_queue_head_init(&bcs->rqueue);
+ skb_queue_head_init(&bcs->squeue);
+ }
+ bcs->tx_skb = NULL;
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "openisar clear BC_FLG_BUSY");
+ bcs->event = 0;
+ bcs->hw.isar.rcvidx = 0;
+ bcs->tx_cnt = 0;
+ return (0);
+}
+
+static int
+setstack_isar(struct PStack *st, struct BCState *bcs)
+{
+ bcs->channel = st->l1.bc;
+ if (open_isarstate(st->l1.hardware, bcs))
+ return (-1);
+ st->l1.bcs = bcs;
+ st->l2.l2l1 = isar_l2l1;
+ setstack_manager(st);
+ bcs->st = st;
+ setstack_l1_B(st);
+ return (0);
+}
+
+int
+isar_auxcmd(struct IsdnCardState *cs, isdn_ctrl *ic) {
+ u_long adr;
+ int features, i;
+ struct BCState *bcs;
+
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar_auxcmd cmd/ch %x/%ld", ic->command, ic->arg);
+ switch (ic->command) {
+ case (ISDN_CMD_FAXCMD):
+ bcs = cs->channel[ic->arg].bcs;
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar_auxcmd cmd/subcmd %d/%d",
+ ic->parm.aux.cmd, ic->parm.aux.subcmd);
+ switch (ic->parm.aux.cmd) {
+ case ISDN_FAX_CLASS1_CTRL:
+ if (ic->parm.aux.subcmd == ETX)
+ test_and_set_bit(BC_FLG_DLEETX,
+ &bcs->Flag);
+ break;
+ case ISDN_FAX_CLASS1_FTS:
+ if (ic->parm.aux.subcmd == AT_QUERY) {
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_OK;
+ cs->iif.statcallb(ic);
+ return (0);
+ } else if (ic->parm.aux.subcmd == AT_EQ_QUERY) {
+ strcpy(ic->parm.aux.para, "0-255");
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_QUERY;
+ cs->iif.statcallb(ic);
+ return (0);
+ } else if (ic->parm.aux.subcmd == AT_EQ_VALUE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar_auxcmd %s=%d",
+ FC1_CMD[ic->parm.aux.cmd], ic->parm.aux.para[0]);
+ if (bcs->hw.isar.state == STFAX_READY) {
+ if (!ic->parm.aux.para[0]) {
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_OK;
+ cs->iif.statcallb(ic);
+ return (0);
+ }
+ if (!test_and_set_bit(BC_FLG_FTI_RUN, &bcs->Flag)) {
+ /* n*10 ms */
+ bcs->hw.isar.ftimer.expires =
+ jiffies + ((ic->parm.aux.para[0] * 10 * HZ) / 1000);
+ test_and_set_bit(BC_FLG_FTI_FTS, &bcs->Flag);
+ add_timer(&bcs->hw.isar.ftimer);
+ return (0);
+ } else {
+ if (cs->debug)
+ debugl1(cs, "isar FTS=%d and FTI busy",
+ ic->parm.aux.para[0]);
+ }
+ } else {
+ if (cs->debug)
+ debugl1(cs, "isar FTS=%d and isar.state not ready(%x)",
+ ic->parm.aux.para[0], bcs->hw.isar.state);
+ }
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_ERROR;
+ cs->iif.statcallb(ic);
+ }
+ break;
+ case ISDN_FAX_CLASS1_FRM:
+ case ISDN_FAX_CLASS1_FRH:
+ case ISDN_FAX_CLASS1_FTM:
+ case ISDN_FAX_CLASS1_FTH:
+ if (ic->parm.aux.subcmd == AT_QUERY) {
+ sprintf(ic->parm.aux.para,
+ "%d", bcs->hw.isar.mod);
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_QUERY;
+ cs->iif.statcallb(ic);
+ return (0);
+ } else if (ic->parm.aux.subcmd == AT_EQ_QUERY) {
+ char *p = ic->parm.aux.para;
+ for (i = 0; i < FAXMODCNT; i++)
+ if ((1 << i) & modmask)
+ p += sprintf(p, "%d,", faxmodulation[i]);
+ p--;
+ *p = 0;
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_QUERY;
+ cs->iif.statcallb(ic);
+ return (0);
+ } else if (ic->parm.aux.subcmd == AT_EQ_VALUE) {
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "isar_auxcmd %s=%d",
+ FC1_CMD[ic->parm.aux.cmd], ic->parm.aux.para[0]);
+ for (i = 0; i < FAXMODCNT; i++)
+ if (faxmodulation[i] == ic->parm.aux.para[0])
+ break;
+ if ((i < FAXMODCNT) && ((1 << i) & modmask) &&
+ test_bit(BC_FLG_INIT, &bcs->Flag)) {
+ isar_pump_cmd(bcs,
+ ic->parm.aux.cmd,
+ ic->parm.aux.para[0]);
+ return (0);
+ }
+ }
+ /* wrong modulation or not activ */
+ /* fall through */
+ default:
+ ic->command = ISDN_STAT_FAXIND;
+ ic->parm.aux.cmd = ISDN_FAX_CLASS1_ERROR;
+ cs->iif.statcallb(ic);
+ }
+ break;
+ case (ISDN_CMD_IOCTL):
+ switch (ic->arg) {
+ case 9: /* load firmware */
+ features = ISDN_FEATURE_L2_MODEM |
+ ISDN_FEATURE_L2_FAX |
+ ISDN_FEATURE_L3_FCLASS1;
+ memcpy(&adr, ic->parm.num, sizeof(ulong));
+ if (isar_load_firmware(cs, (u_char __user *)adr))
+ return (1);
+ else
+ ll_run(cs, features);
+ break;
+ case 20:
+ features = *(unsigned int *) ic->parm.num;
+ printk(KERN_DEBUG "HiSax: max modulation old(%04x) new(%04x)\n",
+ modmask, features);
+ modmask = features;
+ break;
+ case 21:
+ features = *(unsigned int *) ic->parm.num;
+ printk(KERN_DEBUG "HiSax: FRM extra delay old(%d) new(%d) ms\n",
+ frm_extra_delay, features);
+ if (features >= 0)
+ frm_extra_delay = features;
+ break;
+ case 22:
+ features = *(unsigned int *) ic->parm.num;
+ printk(KERN_DEBUG "HiSax: TOA old(%d) new(%d) db\n",
+ para_TOA, features);
+ if (features >= 0 && features < 32)
+ para_TOA = features;
+ break;
+ default:
+ printk(KERN_DEBUG "HiSax: invalid ioctl %d\n",
+ (int) ic->arg);
+ return (-EINVAL);
+ }
+ break;
+ default:
+ return (-EINVAL);
+ }
+ return (0);
+}
+
+void initisar(struct IsdnCardState *cs)
+{
+ cs->bcs[0].BC_SetStack = setstack_isar;
+ cs->bcs[1].BC_SetStack = setstack_isar;
+ cs->bcs[0].BC_Close = close_isarstate;
+ cs->bcs[1].BC_Close = close_isarstate;
+ timer_setup(&cs->bcs[0].hw.isar.ftimer, ftimer_handler, 0);
+ timer_setup(&cs->bcs[1].hw.isar.ftimer, ftimer_handler, 0);
+}