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-rw-r--r--drivers/isdn/hardware/mISDN/hfc_multi.h3
-rw-r--r--drivers/isdn/hardware/mISDN/hfc_pci.h1
-rw-r--r--drivers/isdn/hardware/mISDN/hfcmulti.c45
-rw-r--r--drivers/isdn/hardware/mISDN/hfcpci.c41
-rw-r--r--drivers/isdn/mISDN/dsp.h1
-rw-r--r--drivers/isdn/mISDN/dsp_cmx.c56
-rw-r--r--drivers/isdn/mISDN/dsp_core.c37
-rw-r--r--include/linux/mISDNhw.h25
-rw-r--r--include/linux/mISDNif.h1
9 files changed, 165 insertions, 45 deletions
diff --git a/drivers/isdn/hardware/mISDN/hfc_multi.h b/drivers/isdn/hardware/mISDN/hfc_multi.h
index 6d74951a1797..4aa6a8b41f50 100644
--- a/drivers/isdn/hardware/mISDN/hfc_multi.h
+++ b/drivers/isdn/hardware/mISDN/hfc_multi.h
@@ -9,6 +9,7 @@
#define DEBUG_HFCMULTI_MODE 0x00100000
#define DEBUG_HFCMULTI_MSG 0x00200000
#define DEBUG_HFCMULTI_STATE 0x00400000
+#define DEBUG_HFCMULTI_FILL 0x00800000
#define DEBUG_HFCMULTI_SYNC 0x01000000
#define DEBUG_HFCMULTI_DTMF 0x02000000
#define DEBUG_HFCMULTI_LOCK 0x80000000
@@ -166,6 +167,8 @@ struct hfc_multi {
u_long chip; /* chip configuration */
int masterclk; /* port that provides master clock -1=off */
+ unsigned char silence;/* silence byte */
+ unsigned char silence_data[128];/* silence block */
int dtmf; /* flag that dtmf is currently in process */
int Flen; /* F-buffer size */
int Zlen; /* Z-buffer size (must be int for calculation)*/
diff --git a/drivers/isdn/hardware/mISDN/hfc_pci.h b/drivers/isdn/hardware/mISDN/hfc_pci.h
index 5783d22a18fe..fd9241ab1802 100644
--- a/drivers/isdn/hardware/mISDN/hfc_pci.h
+++ b/drivers/isdn/hardware/mISDN/hfc_pci.h
@@ -27,6 +27,7 @@
*/
#define HFCPCI_BTRANS_THRESHOLD 128
#define HFCPCI_BTRANS_MAX 256
+#define HFCPCI_FILLEMPTY 64
#define HFCPCI_BTRANS_THRESMASK 0x00
/* defines for PCI config */
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index ff5ec3cbeb77..3fc2e9d95341 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -180,7 +180,6 @@ static int nt_t1_count[] = { 3840, 1920, 960, 480, 240, 120, 60, 30 };
#define CLKDEL_TE 0x0f /* CLKDEL in TE mode */
#define CLKDEL_NT 0x6c /* CLKDEL in NT mode
(0x60 MUST be included!) */
-static u_char silence = 0xff; /* silence by LAW */
#define DIP_4S 0x1 /* DIP Switches for Beronet 1S/2S/4S cards */
#define DIP_8S 0x2 /* DIP Switches for Beronet 8S+ cards */
@@ -1975,6 +1974,17 @@ next_frame:
return; /* no data */
}
+ /* "fill fifo if empty" feature */
+ if (bch && test_bit(FLG_FILLEMPTY, &bch->Flags)
+ && !test_bit(FLG_HDLC, &bch->Flags) && z2 == z1) {
+ if (debug & DEBUG_HFCMULTI_FILL)
+ printk(KERN_DEBUG "%s: buffer empty, so we have "
+ "underrun\n", __func__);
+ /* fill buffer, to prevent future underrun */
+ hc->write_fifo(hc, hc->silence_data, poll >> 1);
+ Zspace -= (poll >> 1);
+ }
+
/* if audio data and connected slot */
if (bch && (!test_bit(FLG_HDLC, &bch->Flags)) && (!*txpending)
&& slot_tx >= 0) {
@@ -2011,7 +2021,6 @@ next_frame:
__func__, hc->id + 1, ch, Zspace, z1, z2, ii-i, len-i,
temp ? "HDLC":"TRANS");
-
/* Have to prep the audio data */
hc->write_fifo(hc, d, ii - i);
*idxp = ii;
@@ -2050,7 +2059,7 @@ next_frame:
* no more data at all. this prevents sending an undefined value.
*/
if (bch && test_bit(FLG_TRANSPARENT, &bch->Flags))
- HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, silence);
+ HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, hc->silence);
}
@@ -2932,7 +2941,7 @@ mode_hfcmulti(struct hfc_multi *hc, int ch, int protocol, int slot_tx,
HFC_outb(hc, R_INC_RES_FIFO, V_RES_F);
HFC_wait(hc);
/* tx silence */
- HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, silence);
+ HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, hc->silence);
HFC_outb(hc, R_SLOT, (((ch / 4) * 8) +
((ch % 4) * 4)) << 1);
HFC_outb(hc, A_SL_CFG, 0x80 | 0x20 | (ch << 1));
@@ -2947,7 +2956,7 @@ mode_hfcmulti(struct hfc_multi *hc, int ch, int protocol, int slot_tx,
HFC_outb(hc, R_INC_RES_FIFO, V_RES_F);
HFC_wait(hc);
/* tx silence */
- HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, silence);
+ HFC_outb_nodebug(hc, A_FIFO_DATA0_NOINC, hc->silence);
/* enable RX fifo */
HFC_outb(hc, R_FIFO, (ch<<1)|1);
HFC_wait(hc);
@@ -3439,7 +3448,7 @@ channel_bctrl(struct bchannel *bch, struct mISDN_ctrl_req *cq)
switch (cq->op) {
case MISDN_CTRL_GETOP:
cq->op = MISDN_CTRL_HFC_OP | MISDN_CTRL_HW_FEATURES_OP
- | MISDN_CTRL_RX_OFF;
+ | MISDN_CTRL_RX_OFF | MISDN_CTRL_FILL_EMPTY;
break;
case MISDN_CTRL_RX_OFF: /* turn off / on rx stream */
hc->chan[bch->slot].rx_off = !!cq->p1;
@@ -3454,6 +3463,12 @@ channel_bctrl(struct bchannel *bch, struct mISDN_ctrl_req *cq)
printk(KERN_DEBUG "%s: RX_OFF request (nr=%d off=%d)\n",
__func__, bch->nr, hc->chan[bch->slot].rx_off);
break;
+ case MISDN_CTRL_FILL_EMPTY: /* fill fifo, if empty */
+ test_and_set_bit(FLG_FILLEMPTY, &bch->Flags);
+ if (debug & DEBUG_HFCMULTI_MSG)
+ printk(KERN_DEBUG "%s: FILL_EMPTY request (nr=%d "
+ "off=%d)\n", __func__, bch->nr, !!cq->p1);
+ break;
case MISDN_CTRL_HW_FEATURES: /* fill features structure */
if (debug & DEBUG_HFCMULTI_MSG)
printk(KERN_DEBUG "%s: HW_FEATURE request\n",
@@ -3970,6 +3985,7 @@ open_bchannel(struct hfc_multi *hc, struct dchannel *dch,
}
if (test_and_set_bit(FLG_OPEN, &bch->Flags))
return -EBUSY; /* b-channel can be only open once */
+ test_and_clear_bit(FLG_FILLEMPTY, &bch->Flags);
bch->ch.protocol = rq->protocol;
hc->chan[ch].rx_off = 0;
rq->ch = &bch->ch;
@@ -4806,6 +4822,7 @@ hfcmulti_init(struct pci_dev *pdev, const struct pci_device_id *ent)
struct hfc_multi *hc;
u_long flags;
u_char dips = 0, pmj = 0; /* dip settings, port mode Jumpers */
+ int i;
if (HFC_cnt >= MAX_CARDS) {
printk(KERN_ERR "too many cards (max=%d).\n",
@@ -4839,11 +4856,11 @@ hfcmulti_init(struct pci_dev *pdev, const struct pci_device_id *ent)
hc->id = HFC_cnt;
hc->pcm = pcm[HFC_cnt];
hc->io_mode = iomode[HFC_cnt];
- if (dslot[HFC_cnt] < 0) {
+ if (dslot[HFC_cnt] < 0 && hc->type == 1) {
hc->dslot = 0;
printk(KERN_INFO "HFC-E1 card has disabled D-channel, but "
"31 B-channels\n");
- } if (dslot[HFC_cnt] > 0 && dslot[HFC_cnt] < 32) {
+ } if (dslot[HFC_cnt] > 0 && dslot[HFC_cnt] < 32 && hc->type == 1) {
hc->dslot = dslot[HFC_cnt];
printk(KERN_INFO "HFC-E1 card has alternating D-channel on "
"time slot %d\n", dslot[HFC_cnt]);
@@ -4854,9 +4871,17 @@ hfcmulti_init(struct pci_dev *pdev, const struct pci_device_id *ent)
hc->masterclk = -1;
if (type[HFC_cnt] & 0x100) {
test_and_set_bit(HFC_CHIP_ULAW, &hc->chip);
- silence = 0xff; /* ulaw silence */
+ hc->silence = 0xff; /* ulaw silence */
} else
- silence = 0x2a; /* alaw silence */
+ hc->silence = 0x2a; /* alaw silence */
+ if ((poll >> 1) > sizeof(hc->silence_data)) {
+ printk(KERN_ERR "HFCMULTI error: silence_data too small, "
+ "please fix\n");
+ return -EINVAL;
+ }
+ for (i = 0; i < (poll >> 1); i++)
+ hc->silence_data[i] = hc->silence;
+
if (!(type[HFC_cnt] & 0x200))
test_and_set_bit(HFC_CHIP_DTMF, &hc->chip);
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index cd8302af40eb..80c356e5dbe1 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -751,6 +751,36 @@ hfcpci_fill_fifo(struct bchannel *bch)
/* fcnt contains available bytes in fifo */
fcnt = B_FIFO_SIZE - fcnt;
/* remaining bytes to send (bytes in fifo) */
+
+ /* "fill fifo if empty" feature */
+ if (test_bit(FLG_FILLEMPTY, &bch->Flags) && !fcnt) {
+ /* printk(KERN_DEBUG "%s: buffer empty, so we have "
+ "underrun\n", __func__); */
+ /* fill buffer, to prevent future underrun */
+ count = HFCPCI_FILLEMPTY;
+ new_z1 = le16_to_cpu(*z1t) + count;
+ /* new buffer Position */
+ if (new_z1 >= (B_FIFO_SIZE + B_SUB_VAL))
+ new_z1 -= B_FIFO_SIZE; /* buffer wrap */
+ dst = bdata + (le16_to_cpu(*z1t) - B_SUB_VAL);
+ maxlen = (B_FIFO_SIZE + B_SUB_VAL) - le16_to_cpu(*z1t);
+ /* end of fifo */
+ if (bch->debug & DEBUG_HW_BFIFO)
+ printk(KERN_DEBUG "hfcpci_FFt fillempty "
+ "fcnt(%d) maxl(%d) nz1(%x) dst(%p)\n",
+ fcnt, maxlen, new_z1, dst);
+ fcnt += count;
+ if (maxlen > count)
+ maxlen = count; /* limit size */
+ memset(dst, 0x2a, maxlen); /* first copy */
+ count -= maxlen; /* remaining bytes */
+ if (count) {
+ dst = bdata; /* start of buffer */
+ memset(dst, 0x2a, count);
+ }
+ *z1t = cpu_to_le16(new_z1); /* now send data */
+ }
+
next_t_frame:
count = bch->tx_skb->len - bch->tx_idx;
/* maximum fill shall be HFCPCI_BTRANS_MAX */
@@ -1481,11 +1511,17 @@ deactivate_bchannel(struct bchannel *bch)
static int
channel_bctrl(struct bchannel *bch, struct mISDN_ctrl_req *cq)
{
- int ret = 0;
+ int ret = 0;
switch (cq->op) {
case MISDN_CTRL_GETOP:
- cq->op = 0;
+ cq->op = MISDN_CTRL_FILL_EMPTY;
+ break;
+ case MISDN_CTRL_FILL_EMPTY: /* fill fifo, if empty */
+ test_and_set_bit(FLG_FILLEMPTY, &bch->Flags);
+ if (debug & DEBUG_HW_OPEN)
+ printk(KERN_DEBUG "%s: FILL_EMPTY request (nr=%d "
+ "off=%d)\n", __func__, bch->nr, !!cq->p1);
break;
default:
printk(KERN_WARNING "%s: unknown Op %x\n", __func__, cq->op);
@@ -1903,6 +1939,7 @@ open_bchannel(struct hfc_pci *hc, struct channel_req *rq)
bch = &hc->bch[rq->adr.channel - 1];
if (test_and_set_bit(FLG_OPEN, &bch->Flags))
return -EBUSY; /* b-channel can be only open once */
+ test_and_clear_bit(FLG_FILLEMPTY, &bch->Flags);
bch->ch.protocol = rq->protocol;
rq->ch = &bch->ch; /* TODO: E-channel */
if (!try_module_get(THIS_MODULE))
diff --git a/drivers/isdn/mISDN/dsp.h b/drivers/isdn/mISDN/dsp.h
index 6c3fed6b8d4f..ded948069335 100644
--- a/drivers/isdn/mISDN/dsp.h
+++ b/drivers/isdn/mISDN/dsp.h
@@ -198,6 +198,7 @@ struct dsp {
/* hardware stuff */
struct dsp_features features;
int features_rx_off; /* set if rx_off is featured */
+ int features_fill_empty; /* set if fill_empty is featured */
int pcm_slot_rx; /* current PCM slot (or -1) */
int pcm_bank_rx;
int pcm_slot_tx;
diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c
index c884511e2d49..fc8ea41ae6a2 100644
--- a/drivers/isdn/mISDN/dsp_cmx.c
+++ b/drivers/isdn/mISDN/dsp_cmx.c
@@ -1168,11 +1168,18 @@ dsp_cmx_receive(struct dsp *dsp, struct sk_buff *skb)
dsp->rx_init = 0;
if (dsp->features.unordered) {
dsp->rx_R = (hh->id & CMX_BUFF_MASK);
- dsp->rx_W = (dsp->rx_R + dsp->cmx_delay)
- & CMX_BUFF_MASK;
+ if (dsp->cmx_delay)
+ dsp->rx_W = (dsp->rx_R + dsp->cmx_delay)
+ & CMX_BUFF_MASK;
+ else
+ dsp->rx_W = (dsp->rx_R + (dsp_poll >> 1))
+ & CMX_BUFF_MASK;
} else {
dsp->rx_R = 0;
- dsp->rx_W = dsp->cmx_delay;
+ if (dsp->cmx_delay)
+ dsp->rx_W = dsp->cmx_delay;
+ else
+ dsp->rx_W = dsp_poll >> 1;
}
}
/* if frame contains time code, write directly */
@@ -1190,14 +1197,20 @@ dsp_cmx_receive(struct dsp *dsp, struct sk_buff *skb)
"cmx_receive(dsp=%lx): UNDERRUN (or overrun the "
"maximum delay), adjusting read pointer! "
"(inst %s)\n", (u_long)dsp, dsp->name);
- /* flush buffer */
+ /* flush rx buffer and set delay to dsp_poll / 2 */
if (dsp->features.unordered) {
dsp->rx_R = (hh->id & CMX_BUFF_MASK);
- dsp->rx_W = (dsp->rx_R + dsp->cmx_delay)
- & CMX_BUFF_MASK;
+ if (dsp->cmx_delay)
+ dsp->rx_W = (dsp->rx_R + dsp->cmx_delay)
+ & CMX_BUFF_MASK;
+ dsp->rx_W = (dsp->rx_R + (dsp_poll >> 1))
+ & CMX_BUFF_MASK;
} else {
dsp->rx_R = 0;
- dsp->rx_W = dsp->cmx_delay;
+ if (dsp->cmx_delay)
+ dsp->rx_W = dsp->cmx_delay;
+ else
+ dsp->rx_W = dsp_poll >> 1;
}
memset(dsp->rx_buff, dsp_silence, sizeof(dsp->rx_buff));
}
@@ -1360,8 +1373,11 @@ dsp_cmx_send_member(struct dsp *dsp, int len, s32 *c, int members)
t = (t+1) & CMX_BUFF_MASK;
r = (r+1) & CMX_BUFF_MASK;
}
- if (r != rr)
+ if (r != rr) {
+ printk(KERN_DEBUG "%s: buffer empty\n",
+ __func__);
memset(d, dsp_silence, (rr-r)&CMX_BUFF_MASK);
+ }
/* -> if echo is enabled */
} else {
/*
@@ -1704,9 +1720,10 @@ dsp_cmx_send(void *arg)
}
/*
* remove rx_delay only if we have delay AND we
- * have not preset cmx_delay
+ * have not preset cmx_delay AND
+ * the delay is greater dsp_poll
*/
- if (delay && !dsp->cmx_delay) {
+ if (delay > dsp_poll && !dsp->cmx_delay) {
if (dsp_debug & DEBUG_DSP_CMX)
printk(KERN_DEBUG
"%s lowest rx_delay of %d bytes for"
@@ -1714,7 +1731,8 @@ dsp_cmx_send(void *arg)
__func__, delay,
dsp->name);
r = dsp->rx_R;
- rr = (r + delay) & CMX_BUFF_MASK;
+ rr = (r + delay - (dsp_poll >> 1))
+ & CMX_BUFF_MASK;
/* delete rx-data */
while (r != rr) {
p[r] = dsp_silence;
@@ -1736,7 +1754,7 @@ dsp_cmx_send(void *arg)
* remove delay only if we have delay AND we
* have enabled tx_dejitter
*/
- if (delay && dsp->tx_dejitter) {
+ if (delay > dsp_poll && dsp->tx_dejitter) {
if (dsp_debug & DEBUG_DSP_CMX)
printk(KERN_DEBUG
"%s lowest tx_delay of %d bytes for"
@@ -1744,7 +1762,8 @@ dsp_cmx_send(void *arg)
__func__, delay,
dsp->name);
r = dsp->tx_R;
- rr = (r + delay) & CMX_BUFF_MASK;
+ rr = (r + delay - (dsp_poll >> 1))
+ & CMX_BUFF_MASK;
/* delete tx-data */
while (r != rr) {
q[r] = dsp_silence;
@@ -1797,14 +1816,13 @@ dsp_cmx_transmit(struct dsp *dsp, struct sk_buff *skb)
ww = dsp->tx_R;
p = dsp->tx_buff;
d = skb->data;
- space = ww-w;
- if (space <= 0)
- space += CMX_BUFF_SIZE;
+ space = (ww - w - 1) & CMX_BUFF_MASK;
/* write-pointer should not overrun nor reach read pointer */
- if (space-1 < skb->len)
+ if (space < skb->len) {
/* write to the space we have left */
- ww = (ww - 1) & CMX_BUFF_MASK;
- else
+ ww = (ww - 1) & CMX_BUFF_MASK; /* end one byte prior tx_R */
+ printk(KERN_DEBUG "%s: buffer overflow\n", __func__);
+ } else
/* write until all byte are copied */
ww = (w + skb->len) & CMX_BUFF_MASK;
dsp->tx_W = ww;
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 1dc21d803410..1d504ba954f5 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -191,6 +191,8 @@ dsp_rx_off_member(struct dsp *dsp)
struct mISDN_ctrl_req cq;
int rx_off = 1;
+ memset(&cq, 0, sizeof(cq));
+
if (!dsp->features_rx_off)
return;
@@ -249,6 +251,32 @@ dsp_rx_off(struct dsp *dsp)
}
}
+/* enable "fill empty" feature */
+static void
+dsp_fill_empty(struct dsp *dsp)
+{
+ struct mISDN_ctrl_req cq;
+
+ memset(&cq, 0, sizeof(cq));
+
+ if (!dsp->ch.peer) {
+ if (dsp_debug & DEBUG_DSP_CORE)
+ printk(KERN_DEBUG "%s: no peer, no fill_empty\n",
+ __func__);
+ return;
+ }
+ cq.op = MISDN_CTRL_FILL_EMPTY;
+ cq.p1 = 1;
+ if (dsp->ch.peer->ctrl(dsp->ch.peer, CONTROL_CHANNEL, &cq)) {
+ printk(KERN_DEBUG "%s: CONTROL_CHANNEL failed\n",
+ __func__);
+ return;
+ }
+ if (dsp_debug & DEBUG_DSP_CORE)
+ printk(KERN_DEBUG "%s: %s set fill_empty = 1\n",
+ __func__, dsp->name);
+}
+
static int
dsp_control_req(struct dsp *dsp, struct mISDNhead *hh, struct sk_buff *skb)
{
@@ -593,8 +621,6 @@ get_features(struct mISDNchannel *ch)
struct dsp *dsp = container_of(ch, struct dsp, ch);
struct mISDN_ctrl_req cq;
- if (dsp_options & DSP_OPT_NOHARDWARE)
- return;
if (!ch->peer) {
if (dsp_debug & DEBUG_DSP_CORE)
printk(KERN_DEBUG "%s: no peer, no features\n",
@@ -610,6 +636,10 @@ get_features(struct mISDNchannel *ch)
}
if (cq.op & MISDN_CTRL_RX_OFF)
dsp->features_rx_off = 1;
+ if (cq.op & MISDN_CTRL_FILL_EMPTY)
+ dsp->features_fill_empty = 1;
+ if (dsp_options & DSP_OPT_NOHARDWARE)
+ return;
if ((cq.op & MISDN_CTRL_HW_FEATURES_OP)) {
cq.op = MISDN_CTRL_HW_FEATURES;
*((u_long *)&cq.p1) = (u_long)&dsp->features;
@@ -865,6 +895,9 @@ dsp_function(struct mISDNchannel *ch, struct sk_buff *skb)
if (dsp->dtmf.hardware || dsp->dtmf.software)
dsp_dtmf_goertzel_init(dsp);
get_features(ch);
+ /* enable fill_empty feature */
+ if (dsp->features_fill_empty)
+ dsp_fill_empty(dsp);
/* send ph_activate */
hh->prim = PH_ACTIVATE_REQ;
if (ch->peer)
diff --git a/include/linux/mISDNhw.h b/include/linux/mISDNhw.h
index e794dfb87504..9384b92dfc65 100644
--- a/include/linux/mISDNhw.h
+++ b/include/linux/mISDNhw.h
@@ -57,20 +57,21 @@
#define FLG_L2DATA 14 /* channel use L2 DATA primitivs */
#define FLG_ORIGIN 15 /* channel is on origin site */
/* channel specific stuff */
+#define FLG_FILLEMPTY 16 /* fill fifo on first frame (empty) */
/* arcofi specific */
-#define FLG_ARCOFI_TIMER 16
-#define FLG_ARCOFI_ERROR 17
+#define FLG_ARCOFI_TIMER 17
+#define FLG_ARCOFI_ERROR 18
/* isar specific */
-#define FLG_INITIALIZED 16
-#define FLG_DLEETX 17
-#define FLG_LASTDLE 18
-#define FLG_FIRST 19
-#define FLG_LASTDATA 20
-#define FLG_NMD_DATA 21
-#define FLG_FTI_RUN 22
-#define FLG_LL_OK 23
-#define FLG_LL_CONN 24
-#define FLG_DTMFSEND 25
+#define FLG_INITIALIZED 17
+#define FLG_DLEETX 18
+#define FLG_LASTDLE 19
+#define FLG_FIRST 20
+#define FLG_LASTDATA 21
+#define FLG_NMD_DATA 22
+#define FLG_FTI_RUN 23
+#define FLG_LL_OK 24
+#define FLG_LL_CONN 25
+#define FLG_DTMFSEND 26
/* workq events */
#define FLG_RECVQUEUE 30
diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index 8f2d60da04e7..74c903cd7a0a 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -312,6 +312,7 @@ clear_channelmap(u_int nr, u_char *map)
#define MISDN_CTRL_SETPEER 0x0040
#define MISDN_CTRL_UNSETPEER 0x0080
#define MISDN_CTRL_RX_OFF 0x0100
+#define MISDN_CTRL_FILL_EMPTY 0x0200
#define MISDN_CTRL_HW_FEATURES_OP 0x2000
#define MISDN_CTRL_HW_FEATURES 0x2001
#define MISDN_CTRL_HFC_OP 0x4000
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