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path: root/drivers/isdn/hardware/mISDN/hfcmulti.c
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Diffstat (limited to 'drivers/isdn/hardware/mISDN/hfcmulti.c')
-rw-r--r--drivers/isdn/hardware/mISDN/hfcmulti.c159
1 files changed, 81 insertions, 78 deletions
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 50e9f4d88f4..d60f5b7a41d 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -275,7 +275,7 @@ HFC_outb_pcimem(struct hfc_multi *hc, u_char reg, u_char val,
HFC_outb_pcimem(struct hfc_multi *hc, u_char reg, u_char val)
#endif
{
- writeb(val, (hc->pci_membase)+reg);
+ writeb(val, hc->pci_membase + reg);
}
static u_char
#ifdef HFC_REGISTER_DEBUG
@@ -284,7 +284,7 @@ HFC_inb_pcimem(struct hfc_multi *hc, u_char reg, const char *function, int line)
HFC_inb_pcimem(struct hfc_multi *hc, u_char reg)
#endif
{
- return readb((hc->pci_membase)+reg);
+ return readb(hc->pci_membase + reg);
}
static u_short
#ifdef HFC_REGISTER_DEBUG
@@ -293,7 +293,7 @@ HFC_inw_pcimem(struct hfc_multi *hc, u_char reg, const char *function, int line)
HFC_inw_pcimem(struct hfc_multi *hc, u_char reg)
#endif
{
- return readw((hc->pci_membase)+reg);
+ return readw(hc->pci_membase + reg);
}
static void
#ifdef HFC_REGISTER_DEBUG
@@ -302,7 +302,8 @@ HFC_wait_pcimem(struct hfc_multi *hc, const char *function, int line)
HFC_wait_pcimem(struct hfc_multi *hc)
#endif
{
- while (readb((hc->pci_membase)+R_STATUS) & V_BUSY);
+ while (readb(hc->pci_membase + R_STATUS) & V_BUSY)
+ cpu_relax();
}
/* HFC_IO_MODE_REGIO */
@@ -314,7 +315,7 @@ HFC_outb_regio(struct hfc_multi *hc, u_char reg, u_char val,
HFC_outb_regio(struct hfc_multi *hc, u_char reg, u_char val)
#endif
{
- outb(reg, (hc->pci_iobase)+4);
+ outb(reg, hc->pci_iobase + 4);
outb(val, hc->pci_iobase);
}
static u_char
@@ -324,7 +325,7 @@ HFC_inb_regio(struct hfc_multi *hc, u_char reg, const char *function, int line)
HFC_inb_regio(struct hfc_multi *hc, u_char reg)
#endif
{
- outb(reg, (hc->pci_iobase)+4);
+ outb(reg, hc->pci_iobase + 4);
return inb(hc->pci_iobase);
}
static u_short
@@ -334,7 +335,7 @@ HFC_inw_regio(struct hfc_multi *hc, u_char reg, const char *function, int line)
HFC_inw_regio(struct hfc_multi *hc, u_char reg)
#endif
{
- outb(reg, (hc->pci_iobase)+4);
+ outb(reg, hc->pci_iobase + 4);
return inw(hc->pci_iobase);
}
static void
@@ -344,8 +345,9 @@ HFC_wait_regio(struct hfc_multi *hc, const char *function, int line)
HFC_wait_regio(struct hfc_multi *hc)
#endif
{
- outb(R_STATUS, (hc->pci_iobase)+4);
- while (inb(hc->pci_iobase) & V_BUSY);
+ outb(R_STATUS, hc->pci_iobase + 4);
+ while (inb(hc->pci_iobase) & V_BUSY)
+ cpu_relax();
}
#ifdef HFC_REGISTER_DEBUG
@@ -364,14 +366,14 @@ HFC_outb_debug(struct hfc_multi *hc, u_char reg, u_char val,
if (regname[0] == '\0')
strcpy(regname, "register");
- bits[7] = '0'+(!!(val&1));
- bits[6] = '0'+(!!(val&2));
- bits[5] = '0'+(!!(val&4));
- bits[4] = '0'+(!!(val&8));
- bits[3] = '0'+(!!(val&16));
- bits[2] = '0'+(!!(val&32));
- bits[1] = '0'+(!!(val&64));
- bits[0] = '0'+(!!(val&128));
+ bits[7] = '0' + (!!(val & 1));
+ bits[6] = '0' + (!!(val & 2));
+ bits[5] = '0' + (!!(val & 4));
+ bits[4] = '0' + (!!(val & 8));
+ bits[3] = '0' + (!!(val & 16));
+ bits[2] = '0' + (!!(val & 32));
+ bits[1] = '0' + (!!(val & 64));
+ bits[0] = '0' + (!!(val & 128));
printk(KERN_DEBUG
"HFC_outb(chip %d, %02x=%s, 0x%02x=%s); in %s() line %d\n",
hc->id, reg, regname, val, bits, function, line);
@@ -394,14 +396,14 @@ HFC_inb_debug(struct hfc_multi *hc, u_char reg, const char *function, int line)
if (regname[0] == '\0')
strcpy(regname, "register");
- bits[7] = '0'+(!!(val&1));
- bits[6] = '0'+(!!(val&2));
- bits[5] = '0'+(!!(val&4));
- bits[4] = '0'+(!!(val&8));
- bits[3] = '0'+(!!(val&16));
- bits[2] = '0'+(!!(val&32));
- bits[1] = '0'+(!!(val&64));
- bits[0] = '0'+(!!(val&128));
+ bits[7] = '0' + (!!(val & 1));
+ bits[6] = '0' + (!!(val & 2));
+ bits[5] = '0' + (!!(val & 4));
+ bits[4] = '0' + (!!(val & 8));
+ bits[3] = '0' + (!!(val & 16));
+ bits[2] = '0' + (!!(val & 32));
+ bits[1] = '0' + (!!(val & 64));
+ bits[0] = '0' + (!!(val & 128));
printk(KERN_DEBUG
"HFC_inb(chip %d, %02x=%s) = 0x%02x=%s; in %s() line %d\n",
hc->id, reg, regname, val, bits, function, line);
@@ -481,6 +483,7 @@ write_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
len--;
}
}
+
/* read fifo data (REGIO) */
static void
read_fifo_regio(struct hfc_multi *hc, u_char *data, int len)
@@ -526,7 +529,6 @@ read_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
}
}
-
static void
enable_hwirq(struct hfc_multi *hc)
{
@@ -1011,7 +1013,7 @@ plxsd_checksync(struct hfc_multi *hc, int rm)
if (hc->syncronized) {
if (syncmaster == NULL) {
if (debug & DEBUG_HFCMULTI_PLXSD)
- printk(KERN_WARNING "%s: GOT sync on card %d"
+ printk(KERN_DEBUG "%s: GOT sync on card %d"
" (id=%d)\n", __func__, hc->id + 1,
hc->id);
hfcmulti_resync(hc, hc, rm);
@@ -1019,7 +1021,7 @@ plxsd_checksync(struct hfc_multi *hc, int rm)
} else {
if (syncmaster == hc) {
if (debug & DEBUG_HFCMULTI_PLXSD)
- printk(KERN_WARNING "%s: LOST sync on card %d"
+ printk(KERN_DEBUG "%s: LOST sync on card %d"
" (id=%d)\n", __func__, hc->id + 1,
hc->id);
hfcmulti_resync(hc, NULL, rm);
@@ -1068,7 +1070,7 @@ release_io_hfcmulti(struct hfc_multi *hc)
pv &= ~PLX_DSP_RES_N;
writel(pv, plx_acc_32);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: PCM off: PLX_GPIO=%x\n",
+ printk(KERN_DEBUG "%s: PCM off: PLX_GPIO=%x\n",
__func__, pv);
spin_unlock_irqrestore(&plx_lock, plx_flags);
}
@@ -1119,8 +1121,8 @@ init_chip(struct hfc_multi *hc)
if (debug & DEBUG_HFCMULTI_INIT)
printk(KERN_DEBUG "%s: entered\n", __func__);
val = HFC_inb(hc, R_CHIP_ID);
- if ((val>>4) != 0x8 && (val>>4) != 0xc && (val>>4) != 0xe
- && (val>>1) != 0x31) {
+ if ((val >> 4) != 0x8 && (val >> 4) != 0xc && (val >> 4) != 0xe &&
+ (val >> 1) != 0x31) {
printk(KERN_INFO "HFC_multi: unknown CHIP_ID:%x\n", (u_int)val);
err = -EIO;
goto out;
@@ -1202,7 +1204,7 @@ init_chip(struct hfc_multi *hc)
writel(pv, plx_acc_32);
spin_unlock_irqrestore(&plx_lock, plx_flags);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: slave/term: PLX_GPIO=%x\n",
+ printk(KERN_DEBUG "%s: slave/term: PLX_GPIO=%x\n",
__func__, pv);
/*
* If we are the 3rd PLXSD card or higher, we must turn
@@ -1230,8 +1232,9 @@ init_chip(struct hfc_multi *hc)
writel(pv, plx_acc_32);
spin_unlock_irqrestore(&plx_lock, plx_flags);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: term off: PLX_GPIO=%x\n",
- __func__, pv);
+ printk(KERN_DEBUG
+ "%s: term off: PLX_GPIO=%x\n",
+ __func__, pv);
}
spin_unlock_irqrestore(&HFClock, hfc_flags);
hc->hw.r_pcm_md0 = V_F0_LEN; /* shift clock for DSP */
@@ -1292,13 +1295,13 @@ init_chip(struct hfc_multi *hc)
pv |= PLX_MASTER_EN | PLX_SLAVE_EN_N;
pv |= PLX_SYNC_O_EN;
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: master: PLX_GPIO=%x\n",
+ printk(KERN_DEBUG "%s: master: PLX_GPIO=%x\n",
__func__, pv);
} else {
pv &= ~(PLX_MASTER_EN | PLX_SLAVE_EN_N);
pv &= ~PLX_SYNC_O_EN;
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: slave: PLX_GPIO=%x\n",
+ printk(KERN_DEBUG "%s: slave: PLX_GPIO=%x\n",
__func__, pv);
}
writel(pv, plx_acc_32);
@@ -1410,8 +1413,8 @@ controller_fail:
writel(pv, plx_acc_32);
spin_unlock_irqrestore(&plx_lock, plx_flags);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: master: PLX_GPIO"
- "=%x\n", __func__, pv);
+ printk(KERN_DEBUG "%s: master: "
+ "PLX_GPIO=%x\n", __func__, pv);
}
hc->hw.r_pcm_md0 |= V_PCM_MD;
HFC_outb(hc, R_PCM_MD0, hc->hw.r_pcm_md0 | 0x00);
@@ -1445,7 +1448,7 @@ controller_fail:
writel(pv, plx_acc_32);
spin_unlock_irqrestore(&plx_lock, plx_flags);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: reset off: PLX_GPIO=%x\n",
+ printk(KERN_DEBUG "%s: reset off: PLX_GPIO=%x\n",
__func__, pv);
}
@@ -1878,7 +1881,7 @@ hfcmulti_dtmf(struct hfc_multi *hc)
hc->chan[ch].coeff_count = 0;
skb = mI_alloc_skb(512, GFP_ATOMIC);
if (!skb) {
- printk(KERN_WARNING "%s: No memory for skb\n",
+ printk(KERN_DEBUG "%s: No memory for skb\n",
__func__);
continue;
}
@@ -2104,7 +2107,7 @@ next_frame:
printk(KERN_DEBUG "%s(card %d): fifo(%d) has %d bytes space "
"left (z1=%04x, z2=%04x) sending %d of %d bytes %s\n",
__func__, hc->id + 1, ch, Zspace, z1, z2, ii-i, len-i,
- temp ? "HDLC":"TRANS");
+ temp ? "HDLC" : "TRANS");
/* Have to prep the audio data */
hc->write_fifo(hc, d, ii - i);
@@ -2780,13 +2783,13 @@ hfcmulti_interrupt(int intno, void *dev_id)
handle_timer_irq(hc);
}
- if (r_irq_misc & V_DTMF_IRQ) {
+ if (r_irq_misc & V_DTMF_IRQ)
hfcmulti_dtmf(hc);
- }
+
if (r_irq_misc & V_IRQ_PROC) {
static int irq_proc_cnt;
if (!irq_proc_cnt++)
- printk(KERN_WARNING "%s: got V_IRQ_PROC -"
+ printk(KERN_DEBUG "%s: got V_IRQ_PROC -"
" this should not happen\n", __func__);
}
@@ -2936,7 +2939,7 @@ mode_hfcmulti(struct hfc_multi *hc, int ch, int protocol, int slot_tx,
else
flow_rx = 0xc0; /* ST->(FIFO,PCM) */
/* put on slot */
- routing = bank_rx?0x80:0xc0; /* reversed */
+ routing = bank_rx ? 0x80 : 0xc0; /* reversed */
if (conf >= 0 || bank_rx > 1)
routing = 0x40; /* loop */
if (debug & DEBUG_HFCMULTI_MODE)
@@ -2971,7 +2974,7 @@ mode_hfcmulti(struct hfc_multi *hc, int ch, int protocol, int slot_tx,
HFC_wait(hc);
if (hc->chan[ch].bch && hc->ctype != HFC_TYPE_E1) {
hc->hw.a_st_ctrl0[hc->chan[ch].port] &=
- ((ch & 0x3) == 0)? ~V_B1_EN: ~V_B2_EN;
+ ((ch & 0x3) == 0) ? ~V_B1_EN : ~V_B2_EN;
HFC_outb(hc, R_ST_SEL, hc->chan[ch].port);
/* undocumented: delay after R_ST_SEL */
udelay(1);
@@ -3505,9 +3508,9 @@ handle_bmsg(struct mISDNchannel *ch, struct sk_buff *skb)
switch (hh->id) {
case HFC_SPL_LOOP_ON: /* set sample loop */
if (debug & DEBUG_HFCMULTI_MSG)
- printk(KERN_DEBUG
- "%s: HFC_SPL_LOOP_ON (len = %d)\n",
- __func__, skb->len);
+ printk(KERN_DEBUG
+ "%s: HFC_SPL_LOOP_ON (len = %d)\n",
+ __func__, skb->len);
ret = 0;
break;
case HFC_SPL_LOOP_OFF: /* set silence */
@@ -3716,8 +3719,7 @@ ph_state_change(struct dchannel *dch)
int ch, i;
if (!dch) {
- printk(KERN_WARNING "%s: ERROR given dch is NULL\n",
- __func__);
+ printk(KERN_WARNING "%s: ERROR given dch is NULL\n", __func__);
return;
}
hc = dch->hw;
@@ -3738,14 +3740,15 @@ ph_state_change(struct dchannel *dch)
switch (dch->state) {
case (1):
if (hc->e1_state != 1) {
- for (i = 1; i <= 31; i++) {
- /* reset fifos on e1 activation */
- HFC_outb_nodebug(hc, R_FIFO, (i << 1) | 1);
- HFC_wait_nodebug(hc);
- HFC_outb_nodebug(hc,
- R_INC_RES_FIFO, V_RES_F);
- HFC_wait_nodebug(hc);
- }
+ for (i = 1; i <= 31; i++) {
+ /* reset fifos on e1 activation */
+ HFC_outb_nodebug(hc, R_FIFO,
+ (i << 1) | 1);
+ HFC_wait_nodebug(hc);
+ HFC_outb_nodebug(hc, R_INC_RES_FIFO,
+ V_RES_F);
+ HFC_wait_nodebug(hc);
+ }
}
test_and_set_bit(FLG_ACTIVE, &dch->Flags);
_queue_data(&dch->dev.D, PH_ACTIVATE_IND,
@@ -4045,12 +4048,12 @@ open_dchannel(struct hfc_multi *hc, struct dchannel *dch,
return -EINVAL;
if ((dch->dev.D.protocol != ISDN_P_NONE) &&
(dch->dev.D.protocol != rq->protocol)) {
- if (debug & DEBUG_HFCMULTI_MODE)
- printk(KERN_WARNING "%s: change protocol %x to %x\n",
- __func__, dch->dev.D.protocol, rq->protocol);
+ if (debug & DEBUG_HFCMULTI_MODE)
+ printk(KERN_DEBUG "%s: change protocol %x to %x\n",
+ __func__, dch->dev.D.protocol, rq->protocol);
}
- if ((dch->dev.D.protocol == ISDN_P_TE_S0)
- && (rq->protocol != ISDN_P_TE_S0))
+ if ((dch->dev.D.protocol == ISDN_P_TE_S0) &&
+ (rq->protocol != ISDN_P_TE_S0))
l1_event(dch->l1, CLOSE_CHANNEL);
if (dch->dev.D.protocol != rq->protocol) {
if (rq->protocol == ISDN_P_TE_S0) {
@@ -4127,9 +4130,9 @@ channel_dctrl(struct dchannel *dch, struct mISDN_ctrl_req *cq)
wd_cnt = cq->p1 & 0xf;
wd_mode = !!(cq->p1 >> 4);
if (debug & DEBUG_HFCMULTI_MSG)
- printk(KERN_DEBUG
- "%s: MISDN_CTRL_HFC_WD_INIT mode %s counter 0x%x\n",
- __func__, wd_mode ? "AUTO" : "MANUAL", wd_cnt);
+ printk(KERN_DEBUG "%s: MISDN_CTRL_HFC_WD_INIT mode %s"
+ ", counter 0x%x\n", __func__,
+ wd_mode ? "AUTO" : "MANUAL", wd_cnt);
/* set the watchdog timer */
HFC_outb(hc, R_TI_WD, poll_timer | (wd_cnt << 4));
hc->hw.r_bert_wd_md = (wd_mode ? V_AUTO_WD_RES : 0);
@@ -4139,8 +4142,8 @@ channel_dctrl(struct dchannel *dch, struct mISDN_ctrl_req *cq)
HFC_outb(hc, R_BERT_WD_MD, hc->hw.r_bert_wd_md | V_WD_RES);
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
/* enable the watchdog output for Speech-Design */
- HFC_outb(hc, R_GPIO_SEL, V_GPIO_SEL7);
- HFC_outb(hc, R_GPIO_EN1, V_GPIO_EN15);
+ HFC_outb(hc, R_GPIO_SEL, V_GPIO_SEL7);
+ HFC_outb(hc, R_GPIO_EN1, V_GPIO_EN15);
HFC_outb(hc, R_GPIO_OUT1, 0);
HFC_outb(hc, R_GPIO_OUT1, V_GPIO_OUT15);
}
@@ -4319,7 +4322,7 @@ error:
}
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: free irq %d\n", __func__, hc->irq);
+ printk(KERN_DEBUG "%s: free irq %d\n", __func__, hc->irq);
if (hc->irq) {
free_irq(hc->irq, hc);
hc->irq = 0;
@@ -4624,7 +4627,7 @@ release_card(struct hfc_multi *hc)
int ch;
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: release card (%d) entered\n",
+ printk(KERN_DEBUG "%s: release card (%d) entered\n",
__func__, hc->id);
/* unregister clock source */
@@ -4653,7 +4656,7 @@ release_card(struct hfc_multi *hc)
/* release hardware & irq */
if (hc->irq) {
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: free irq %d\n",
+ printk(KERN_DEBUG "%s: free irq %d\n",
__func__, hc->irq);
free_irq(hc->irq, hc);
hc->irq = 0;
@@ -4662,17 +4665,17 @@ release_card(struct hfc_multi *hc)
release_io_hfcmulti(hc);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: remove instance from list\n",
+ printk(KERN_DEBUG "%s: remove instance from list\n",
__func__);
list_del(&hc->list);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: delete instance\n", __func__);
+ printk(KERN_DEBUG "%s: delete instance\n", __func__);
if (hc == syncmaster)
syncmaster = NULL;
kfree(hc);
if (debug & DEBUG_HFCMULTI_INIT)
- printk(KERN_WARNING "%s: card successfully removed\n",
+ printk(KERN_DEBUG "%s: card successfully removed\n",
__func__);
}
@@ -4695,7 +4698,7 @@ init_e1_port(struct hfc_multi *hc, struct hm_map *m)
(1 << (ISDN_P_B_HDLC & ISDN_P_B_MASK));
dch->dev.D.send = handle_dmsg;
dch->dev.D.ctrl = hfcm_dctrl;
- dch->dev.nrbchan = (hc->dslot)?30:31;
+ dch->dev.nrbchan = (hc->dslot) ? 30 : 31;
dch->slot = hc->dslot;
hc->chan[hc->dslot].dch = dch;
hc->chan[hc->dslot].port = 0;
@@ -4937,7 +4940,7 @@ init_multi_port(struct hfc_multi *hc, int pt)
}
/* disable E-channel */
if (port[Port_cnt] & 0x004) {
- if (debug & DEBUG_HFCMULTI_INIT)
+ if (debug & DEBUG_HFCMULTI_INIT)
printk(KERN_DEBUG
"%s: PROTOCOL disable E-channel: "
"card(%d) port(%d)\n",
@@ -5222,7 +5225,7 @@ static void __devexit hfc_remove_pci(struct pci_dev *pdev)
spin_unlock_irqrestore(&HFClock, flags);
} else {
if (debug)
- printk(KERN_WARNING "%s: drvdata allready removed\n",
+ printk(KERN_DEBUG "%s: drvdata allready removed\n",
__func__);
}
}