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path: root/drivers/isdn/hardware/mISDN/hfcpci.c
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Diffstat (limited to 'drivers/isdn/hardware/mISDN/hfcpci.c')
-rw-r--r--drivers/isdn/hardware/mISDN/hfcpci.c480
1 files changed, 229 insertions, 251 deletions
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index 15d323b8be6..3c92780bda0 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -44,6 +44,7 @@
*
*/
+#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/delay.h>
@@ -108,11 +109,11 @@ struct hfcPCI_hw {
unsigned char bswapped;
unsigned char protocol;
int nt_timer;
- unsigned char __iomem *pci_io; /* start of PCI IO memory */
+ unsigned char __iomem *pci_io; /* start of PCI IO memory */
dma_addr_t dmahandle;
void *fifos; /* FIFO memory */
int last_bfifo_cnt[2];
- /* marker saving last b-fifo frame count */
+ /* marker saving last b-fifo frame count */
struct timer_list timer;
};
@@ -215,7 +216,7 @@ reset_hfcpci(struct hfc_pci *hc)
disable_hwirq(hc);
/* enable memory ports + busmaster */
pci_write_config_word(hc->pdev, PCI_COMMAND,
- PCI_ENA_MEMIO + PCI_ENA_MASTER);
+ PCI_ENA_MEMIO + PCI_ENA_MASTER);
val = Read_hfc(hc, HFCPCI_STATUS);
printk(KERN_DEBUG "HFC-PCI status(%x) before reset\n", val);
hc->hw.cirm = HFCPCI_RESET; /* Reset On */
@@ -254,7 +255,7 @@ reset_hfcpci(struct hfc_pci *hc)
Write_hfc(hc, HFCPCI_CTMT, hc->hw.ctmt);
hc->hw.int_m1 = HFCPCI_INTS_DTRANS | HFCPCI_INTS_DREC |
- HFCPCI_INTS_L1STATE | HFCPCI_INTS_TIMER;
+ HFCPCI_INTS_L1STATE | HFCPCI_INTS_TIMER;
Write_hfc(hc, HFCPCI_INT_M1, hc->hw.int_m1);
/* Clear already pending ints */
@@ -272,7 +273,7 @@ reset_hfcpci(struct hfc_pci *hc)
* D- and monitor/CI channel are not enabled
* STIO1 is used as output for data, B1+B2 from ST->IOM+HFC
* STIO2 is used as data input, B1+B2 from IOM->ST
- * ST B-channel send disabled -> continous 1s
+ * ST B-channel send disabled -> continuous 1s
* The IOM slots are always enabled
*/
if (test_bit(HFC_CFG_PCM, &hc->cfg)) {
@@ -318,10 +319,10 @@ static struct bchannel *
Sel_BCS(struct hfc_pci *hc, int channel)
{
if (test_bit(FLG_ACTIVE, &hc->bch[0].Flags) &&
- (hc->bch[0].nr & channel))
+ (hc->bch[0].nr & channel))
return &hc->bch[0];
else if (test_bit(FLG_ACTIVE, &hc->bch[1].Flags) &&
- (hc->bch[1].nr & channel))
+ (hc->bch[1].nr & channel))
return &hc->bch[1];
else
return NULL;
@@ -351,7 +352,7 @@ hfcpci_clear_fifo_rx(struct hfc_pci *hc, int fifo)
bzr->f2 = bzr->f1; /* init F pointers to remain constant */
bzr->za[MAX_B_FRAMES].z1 = cpu_to_le16(B_FIFO_SIZE + B_SUB_VAL - 1);
bzr->za[MAX_B_FRAMES].z2 = cpu_to_le16(
- le16_to_cpu(bzr->za[MAX_B_FRAMES].z1));
+ le16_to_cpu(bzr->za[MAX_B_FRAMES].z1));
if (fifo_state)
hc->hw.fifo_en |= fifo_state;
Write_hfc(hc, HFCPCI_FIFO_EN, hc->hw.fifo_en);
@@ -377,11 +378,11 @@ static void hfcpci_clear_fifo_tx(struct hfc_pci *hc, int fifo)
Write_hfc(hc, HFCPCI_FIFO_EN, hc->hw.fifo_en);
if (hc->bch[fifo].debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG "hfcpci_clear_fifo_tx%d f1(%x) f2(%x) "
- "z1(%x) z2(%x) state(%x)\n",
- fifo, bzt->f1, bzt->f2,
- le16_to_cpu(bzt->za[MAX_B_FRAMES].z1),
- le16_to_cpu(bzt->za[MAX_B_FRAMES].z2),
- fifo_state);
+ "z1(%x) z2(%x) state(%x)\n",
+ fifo, bzt->f1, bzt->f2,
+ le16_to_cpu(bzt->za[MAX_B_FRAMES].z1),
+ le16_to_cpu(bzt->za[MAX_B_FRAMES].z2),
+ fifo_state);
bzt->f2 = MAX_B_FRAMES;
bzt->f1 = bzt->f2; /* init F pointers to remain constant */
bzt->za[MAX_B_FRAMES].z1 = cpu_to_le16(B_FIFO_SIZE + B_SUB_VAL - 1);
@@ -391,10 +392,10 @@ static void hfcpci_clear_fifo_tx(struct hfc_pci *hc, int fifo)
Write_hfc(hc, HFCPCI_FIFO_EN, hc->hw.fifo_en);
if (hc->bch[fifo].debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "hfcpci_clear_fifo_tx%d f1(%x) f2(%x) z1(%x) z2(%x)\n",
- fifo, bzt->f1, bzt->f2,
- le16_to_cpu(bzt->za[MAX_B_FRAMES].z1),
- le16_to_cpu(bzt->za[MAX_B_FRAMES].z2));
+ "hfcpci_clear_fifo_tx%d f1(%x) f2(%x) z1(%x) z2(%x)\n",
+ fifo, bzt->f1, bzt->f2,
+ le16_to_cpu(bzt->za[MAX_B_FRAMES].z1),
+ le16_to_cpu(bzt->za[MAX_B_FRAMES].z2));
}
/*
@@ -402,10 +403,10 @@ static void hfcpci_clear_fifo_tx(struct hfc_pci *hc, int fifo)
*/
static void
hfcpci_empty_bfifo(struct bchannel *bch, struct bzfifo *bz,
- u_char *bdata, int count)
+ u_char *bdata, int count)
{
u_char *ptr, *ptr1, new_f2;
- int total, maxlen, new_z2;
+ int maxlen, new_z2;
struct zt *zp;
if ((bch->debug & DEBUG_HW_BCHANNEL) && !(bch->debug & DEBUG_HW_BFIFO))
@@ -419,7 +420,7 @@ hfcpci_empty_bfifo(struct bchannel *bch, struct bzfifo *bz,
(*(bdata + (le16_to_cpu(zp->z1) - B_SUB_VAL)))) {
if (bch->debug & DEBUG_HW)
printk(KERN_DEBUG "hfcpci_empty_fifo: incoming packet "
- "invalid length %d or crc\n", count);
+ "invalid length %d or crc\n", count);
#ifdef ERROR_STATISTIC
bch->err_inv++;
#endif
@@ -431,7 +432,6 @@ hfcpci_empty_bfifo(struct bchannel *bch, struct bzfifo *bz,
printk(KERN_WARNING "HFCPCI: receive out of memory\n");
return;
}
- total = count;
count -= 3;
ptr = skb_put(bch->rx_skb, count);
@@ -439,10 +439,10 @@ hfcpci_empty_bfifo(struct bchannel *bch, struct bzfifo *bz,
maxlen = count; /* complete transfer */
else
maxlen = B_FIFO_SIZE + B_SUB_VAL -
- le16_to_cpu(zp->z2); /* maximum */
+ le16_to_cpu(zp->z2); /* maximum */
ptr1 = bdata + (le16_to_cpu(zp->z2) - B_SUB_VAL);
- /* start of data */
+ /* start of data */
memcpy(ptr, ptr1, maxlen); /* copy data */
count -= maxlen;
@@ -453,7 +453,7 @@ hfcpci_empty_bfifo(struct bchannel *bch, struct bzfifo *bz,
}
bz->za[new_f2].z2 = cpu_to_le16(new_z2);
bz->f2 = new_f2; /* next buffer */
- recv_Bchannel(bch, MISDN_ID_ANY);
+ recv_Bchannel(bch, MISDN_ID_ANY, false);
}
}
@@ -480,33 +480,33 @@ receive_dmsg(struct hfc_pci *hc)
rcnt++;
if (dch->debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG
- "hfcpci recd f1(%d) f2(%d) z1(%x) z2(%x) cnt(%d)\n",
- df->f1, df->f2,
- le16_to_cpu(zp->z1),
- le16_to_cpu(zp->z2),
- rcnt);
+ "hfcpci recd f1(%d) f2(%d) z1(%x) z2(%x) cnt(%d)\n",
+ df->f1, df->f2,
+ le16_to_cpu(zp->z1),
+ le16_to_cpu(zp->z2),
+ rcnt);
if ((rcnt > MAX_DFRAME_LEN + 3) || (rcnt < 4) ||
(df->data[le16_to_cpu(zp->z1)])) {
if (dch->debug & DEBUG_HW)
printk(KERN_DEBUG
- "empty_fifo hfcpci paket inv. len "
- "%d or crc %d\n",
- rcnt,
- df->data[le16_to_cpu(zp->z1)]);
+ "empty_fifo hfcpci packet inv. len "
+ "%d or crc %d\n",
+ rcnt,
+ df->data[le16_to_cpu(zp->z1)]);
#ifdef ERROR_STATISTIC
cs->err_rx++;
#endif
df->f2 = ((df->f2 + 1) & MAX_D_FRAMES) |
- (MAX_D_FRAMES + 1); /* next buffer */
+ (MAX_D_FRAMES + 1); /* next buffer */
df->za[df->f2 & D_FREG_MASK].z2 =
- cpu_to_le16((le16_to_cpu(zp->z2) + rcnt) &
- (D_FIFO_SIZE - 1));
+ cpu_to_le16((le16_to_cpu(zp->z2) + rcnt) &
+ (D_FIFO_SIZE - 1));
} else {
dch->rx_skb = mI_alloc_skb(rcnt - 3, GFP_ATOMIC);
if (!dch->rx_skb) {
printk(KERN_WARNING
- "HFC-PCI: D receive out of memory\n");
+ "HFC-PCI: D receive out of memory\n");
break;
}
total = rcnt;
@@ -517,10 +517,10 @@ receive_dmsg(struct hfc_pci *hc)
maxlen = rcnt; /* complete transfer */
else
maxlen = D_FIFO_SIZE - le16_to_cpu(zp->z2);
- /* maximum */
+ /* maximum */
ptr1 = df->data + le16_to_cpu(zp->z2);
- /* start of data */
+ /* start of data */
memcpy(ptr, ptr1, maxlen); /* copy data */
rcnt -= maxlen;
@@ -530,9 +530,9 @@ receive_dmsg(struct hfc_pci *hc)
memcpy(ptr, ptr1, rcnt); /* rest */
}
df->f2 = ((df->f2 + 1) & MAX_D_FRAMES) |
- (MAX_D_FRAMES + 1); /* next buffer */
+ (MAX_D_FRAMES + 1); /* next buffer */
df->za[df->f2 & D_FREG_MASK].z2 = cpu_to_le16((
- le16_to_cpu(zp->z2) + total) & (D_FIFO_SIZE - 1));
+ le16_to_cpu(zp->z2) + total) & (D_FIFO_SIZE - 1));
recv_Dchannel(dch);
}
}
@@ -544,9 +544,9 @@ receive_dmsg(struct hfc_pci *hc)
*/
static void
hfcpci_empty_fifo_trans(struct bchannel *bch, struct bzfifo *rxbz,
- struct bzfifo *txbz, u_char *bdata)
+ struct bzfifo *txbz, u_char *bdata)
{
- __le16 *z1r, *z2r, *z1t, *z2t;
+ __le16 *z1r, *z2r, *z1t, *z2t;
int new_z2, fcnt_rx, fcnt_tx, maxlen;
u_char *ptr, *ptr1;
@@ -565,29 +565,32 @@ hfcpci_empty_fifo_trans(struct bchannel *bch, struct bzfifo *rxbz,
if (new_z2 >= (B_FIFO_SIZE + B_SUB_VAL))
new_z2 -= B_FIFO_SIZE; /* buffer wrap */
- if (fcnt_rx > MAX_DATA_SIZE) { /* flush, if oversized */
- *z2r = cpu_to_le16(new_z2); /* new position */
- return;
- }
-
fcnt_tx = le16_to_cpu(*z2t) - le16_to_cpu(*z1t);
if (fcnt_tx <= 0)
fcnt_tx += B_FIFO_SIZE;
- /* fcnt_tx contains available bytes in tx-fifo */
+ /* fcnt_tx contains available bytes in tx-fifo */
fcnt_tx = B_FIFO_SIZE - fcnt_tx;
- /* remaining bytes to send (bytes in tx-fifo) */
+ /* remaining bytes to send (bytes in tx-fifo) */
- bch->rx_skb = mI_alloc_skb(fcnt_rx, GFP_ATOMIC);
- if (bch->rx_skb) {
+ if (test_bit(FLG_RX_OFF, &bch->Flags)) {
+ bch->dropcnt += fcnt_rx;
+ *z2r = cpu_to_le16(new_z2);
+ return;
+ }
+ maxlen = bchannel_get_rxbuf(bch, fcnt_rx);
+ if (maxlen < 0) {
+ pr_warning("B%d: No bufferspace for %d bytes\n",
+ bch->nr, fcnt_rx);
+ } else {
ptr = skb_put(bch->rx_skb, fcnt_rx);
if (le16_to_cpu(*z2r) + fcnt_rx <= B_FIFO_SIZE + B_SUB_VAL)
maxlen = fcnt_rx; /* complete transfer */
else
maxlen = B_FIFO_SIZE + B_SUB_VAL - le16_to_cpu(*z2r);
- /* maximum */
+ /* maximum */
ptr1 = bdata + (le16_to_cpu(*z2r) - B_SUB_VAL);
- /* start of data */
+ /* start of data */
memcpy(ptr, ptr1, maxlen); /* copy data */
fcnt_rx -= maxlen;
@@ -596,10 +599,8 @@ hfcpci_empty_fifo_trans(struct bchannel *bch, struct bzfifo *rxbz,
ptr1 = bdata; /* start of buffer */
memcpy(ptr, ptr1, fcnt_rx); /* rest */
}
- recv_Bchannel(bch, fcnt_tx); /* bch, id */
- } else
- printk(KERN_WARNING "HFCPCI: receive out of memory\n");
-
+ recv_Bchannel(bch, fcnt_tx, false); /* bch, id, !force */
+ }
*z2r = cpu_to_le16(new_z2); /* new position */
}
@@ -632,7 +633,7 @@ Begin:
if (rxbz->f1 != rxbz->f2) {
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG "hfcpci rec ch(%x) f1(%d) f2(%d)\n",
- bch->nr, rxbz->f1, rxbz->f2);
+ bch->nr, rxbz->f1, rxbz->f2);
zp = &rxbz->za[rxbz->f2];
rcnt = le16_to_cpu(zp->z1) - le16_to_cpu(zp->z2);
@@ -641,9 +642,9 @@ Begin:
rcnt++;
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "hfcpci rec ch(%x) z1(%x) z2(%x) cnt(%d)\n",
- bch->nr, le16_to_cpu(zp->z1),
- le16_to_cpu(zp->z2), rcnt);
+ "hfcpci rec ch(%x) z1(%x) z2(%x) cnt(%d)\n",
+ bch->nr, le16_to_cpu(zp->z1),
+ le16_to_cpu(zp->z2), rcnt);
hfcpci_empty_bfifo(bch, rxbz, bdata, rcnt);
rcnt = rxbz->f1 - rxbz->f2;
if (rcnt < 0)
@@ -691,15 +692,15 @@ hfcpci_fill_dfifo(struct hfc_pci *hc)
if (dch->debug & DEBUG_HW_DFIFO)
printk(KERN_DEBUG "%s:f1(%d) f2(%d) z1(f1)(%x)\n", __func__,
- df->f1, df->f2,
- le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1));
+ df->f1, df->f2,
+ le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1));
fcnt = df->f1 - df->f2; /* frame count actually buffered */
if (fcnt < 0)
fcnt += (MAX_D_FRAMES + 1); /* if wrap around */
if (fcnt > (MAX_D_FRAMES - 1)) {
if (dch->debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG
- "hfcpci_fill_Dfifo more as 14 frames\n");
+ "hfcpci_fill_Dfifo more as 14 frames\n");
#ifdef ERROR_STATISTIC
cs->err_tx++;
#endif
@@ -707,25 +708,25 @@ hfcpci_fill_dfifo(struct hfc_pci *hc)
}
/* now determine free bytes in FIFO buffer */
maxlen = le16_to_cpu(df->za[df->f2 & D_FREG_MASK].z2) -
- le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1) - 1;
+ le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1) - 1;
if (maxlen <= 0)
maxlen += D_FIFO_SIZE; /* count now contains available bytes */
if (dch->debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG "hfcpci_fill_Dfifo count(%d/%d)\n",
- count, maxlen);
+ count, maxlen);
if (count > maxlen) {
if (dch->debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG "hfcpci_fill_Dfifo no fifo mem\n");
return;
}
new_z1 = (le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1) + count) &
- (D_FIFO_SIZE - 1);
+ (D_FIFO_SIZE - 1);
new_f1 = ((df->f1 + 1) & D_FREG_MASK) | (D_FREG_MASK + 1);
src = dch->tx_skb->data + dch->tx_idx; /* source pointer */
dst = df->data + le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1);
maxlen = D_FIFO_SIZE - le16_to_cpu(df->za[df->f1 & D_FREG_MASK].z1);
- /* end fifo */
+ /* end fifo */
if (maxlen > count)
maxlen = count; /* limit size */
memcpy(dst, src, maxlen); /* first copy */
@@ -737,9 +738,9 @@ hfcpci_fill_dfifo(struct hfc_pci *hc)
memcpy(dst, src, count);
}
df->za[new_f1 & D_FREG_MASK].z1 = cpu_to_le16(new_z1);
- /* for next buffer */
+ /* for next buffer */
df->za[df->f1 & D_FREG_MASK].z1 = cpu_to_le16(new_z1);
- /* new pos actual buffer */
+ /* new pos actual buffer */
df->f1 = new_f1; /* next frame */
dch->tx_idx = dch->tx_skb->len;
}
@@ -750,7 +751,7 @@ hfcpci_fill_dfifo(struct hfc_pci *hc)
static void
hfcpci_fill_fifo(struct bchannel *bch)
{
- struct hfc_pci *hc = bch->hw;
+ struct hfc_pci *hc = bch->hw;
int maxlen, fcnt;
int count, new_z1;
struct bzfifo *bz;
@@ -760,9 +761,14 @@ hfcpci_fill_fifo(struct bchannel *bch)
if ((bch->debug & DEBUG_HW_BCHANNEL) && !(bch->debug & DEBUG_HW_BFIFO))
printk(KERN_DEBUG "%s\n", __func__);
- if ((!bch->tx_skb) || bch->tx_skb->len <= 0)
- return;
- count = bch->tx_skb->len - bch->tx_idx;
+ if ((!bch->tx_skb) || bch->tx_skb->len == 0) {
+ if (!test_bit(FLG_FILLEMPTY, &bch->Flags) &&
+ !test_bit(FLG_TRANSPARENT, &bch->Flags))
+ return;
+ count = HFCPCI_FILLEMPTY;
+ } else {
+ count = bch->tx_skb->len - bch->tx_idx;
+ }
if ((bch->nr & 2) && (!hc->hw.bswapped)) {
bz = &((union fifo_area *)(hc->hw.fifos))->b_chans.txbz_b2;
bdata = ((union fifo_area *)(hc->hw.fifos))->b_chans.txdat_b2;
@@ -776,45 +782,42 @@ hfcpci_fill_fifo(struct bchannel *bch)
z2t = z1t + 1;
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG "hfcpci_fill_fifo_trans ch(%x) "
- "cnt(%d) z1(%x) z2(%x)\n", bch->nr, count,
- le16_to_cpu(*z1t), le16_to_cpu(*z2t));
+ "cnt(%d) z1(%x) z2(%x)\n", bch->nr, count,
+ le16_to_cpu(*z1t), le16_to_cpu(*z2t));
fcnt = le16_to_cpu(*z2t) - le16_to_cpu(*z1t);
if (fcnt <= 0)
fcnt += B_FIFO_SIZE;
- /* 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;
+ if (test_bit(FLG_FILLEMPTY, &bch->Flags)) {
+ /* fcnt contains available bytes in fifo */
+ if (count > fcnt)
+ count = fcnt;
new_z1 = le16_to_cpu(*z1t) + count;
- /* new buffer Position */
+ /* 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 */
+ /* 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;
+ "fcnt(%d) maxl(%d) nz1(%x) dst(%p)\n",
+ fcnt, maxlen, new_z1, dst);
if (maxlen > count)
- maxlen = count; /* limit size */
- memset(dst, 0x2a, maxlen); /* first copy */
+ maxlen = count; /* limit size */
+ memset(dst, bch->fill[0], maxlen); /* first copy */
count -= maxlen; /* remaining bytes */
if (count) {
dst = bdata; /* start of buffer */
- memset(dst, 0x2a, count);
+ memset(dst, bch->fill[0], count);
}
*z1t = cpu_to_le16(new_z1); /* now send data */
+ return;
}
+ /* fcnt contains available bytes in fifo */
+ fcnt = B_FIFO_SIZE - fcnt;
+ /* remaining bytes to send (bytes in fifo) */
-next_t_frame:
+ next_t_frame:
count = bch->tx_skb->len - bch->tx_idx;
/* maximum fill shall be poll*2 */
if (count > (poll << 1) - fcnt)
@@ -823,18 +826,18 @@ next_t_frame:
return;
/* data is suitable for fifo */
new_z1 = le16_to_cpu(*z1t) + count;
- /* new buffer Position */
+ /* new buffer Position */
if (new_z1 >= (B_FIFO_SIZE + B_SUB_VAL))
new_z1 -= B_FIFO_SIZE; /* buffer wrap */
src = bch->tx_skb->data + bch->tx_idx;
- /* source pointer */
+ /* source pointer */
dst = bdata + (le16_to_cpu(*z1t) - B_SUB_VAL);
maxlen = (B_FIFO_SIZE + B_SUB_VAL) - le16_to_cpu(*z1t);
- /* end of fifo */
+ /* end of fifo */
if (bch->debug & DEBUG_HW_BFIFO)
printk(KERN_DEBUG "hfcpci_FFt fcnt(%d) "
- "maxl(%d) nz1(%x) dst(%p)\n",
- fcnt, maxlen, new_z1, dst);
+ "maxl(%d) nz1(%x) dst(%p)\n",
+ fcnt, maxlen, new_z1, dst);
fcnt += count;
bch->tx_idx += count;
if (maxlen > count)
@@ -849,9 +852,6 @@ next_t_frame:
*z1t = cpu_to_le16(new_z1); /* now send data */
if (bch->tx_idx < bch->tx_skb->len)
return;
- /* send confirm, on trans, free on hdlc. */
- if (test_bit(FLG_TRANSPARENT, &bch->Flags))
- confirm_Bsend(bch);
dev_kfree_skb(bch->tx_skb);
if (get_next_bframe(bch))
goto next_t_frame;
@@ -859,27 +859,27 @@ next_t_frame:
}
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "%s: ch(%x) f1(%d) f2(%d) z1(f1)(%x)\n",
- __func__, bch->nr, bz->f1, bz->f2,
- bz->za[bz->f1].z1);
+ "%s: ch(%x) f1(%d) f2(%d) z1(f1)(%x)\n",
+ __func__, bch->nr, bz->f1, bz->f2,
+ bz->za[bz->f1].z1);
fcnt = bz->f1 - bz->f2; /* frame count actually buffered */
if (fcnt < 0)
fcnt += (MAX_B_FRAMES + 1); /* if wrap around */
if (fcnt > (MAX_B_FRAMES - 1)) {
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "hfcpci_fill_Bfifo more as 14 frames\n");
+ "hfcpci_fill_Bfifo more as 14 frames\n");
return;
}
/* now determine free bytes in FIFO buffer */
maxlen = le16_to_cpu(bz->za[bz->f2].z2) -
- le16_to_cpu(bz->za[bz->f1].z1) - 1;
+ le16_to_cpu(bz->za[bz->f1].z1) - 1;
if (maxlen <= 0)
maxlen += B_FIFO_SIZE; /* count now contains available bytes */
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG "hfcpci_fill_fifo ch(%x) count(%d/%d)\n",
- bch->nr, count, maxlen);
+ bch->nr, count, maxlen);
if (maxlen < count) {
if (bch->debug & DEBUG_HW_BCHANNEL)
@@ -887,7 +887,7 @@ next_t_frame:
return;
}
new_z1 = le16_to_cpu(bz->za[bz->f1].z1) + count;
- /* new buffer Position */
+ /* new buffer Position */
if (new_z1 >= (B_FIFO_SIZE + B_SUB_VAL))
new_z1 -= B_FIFO_SIZE; /* buffer wrap */
@@ -895,7 +895,7 @@ next_t_frame:
src = bch->tx_skb->data + bch->tx_idx; /* source pointer */
dst = bdata + (le16_to_cpu(bz->za[bz->f1].z1) - B_SUB_VAL);
maxlen = (B_FIFO_SIZE + B_SUB_VAL) - le16_to_cpu(bz->za[bz->f1].z1);
- /* end fifo */
+ /* end fifo */
if (maxlen > count)
maxlen = count; /* limit size */
memcpy(dst, src, maxlen); /* first copy */
@@ -923,7 +923,7 @@ ph_state_te(struct dchannel *dch)
{
if (dch->debug)
printk(KERN_DEBUG "%s: TE newstate %x\n",
- __func__, dch->state);
+ __func__, dch->state);
switch (dch->state) {
case 0:
l1_event(dch->l1, HW_RESET_IND);
@@ -961,18 +961,17 @@ handle_nt_timer3(struct dchannel *dch) {
hc->hw.mst_m |= HFCPCI_MASTER;
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
_queue_data(&dch->dev.D, PH_ACTIVATE_IND,
- MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
+ MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
}
static void
ph_state_nt(struct dchannel *dch)
{
struct hfc_pci *hc = dch->hw;
- u_char val;
if (dch->debug)
printk(KERN_DEBUG "%s: NT newstate %x\n",
- __func__, dch->state);
+ __func__, dch->state);
switch (dch->state) {
case 2:
if (hc->hw.nt_timer < 0) {
@@ -982,7 +981,7 @@ ph_state_nt(struct dchannel *dch)
hc->hw.int_m1 &= ~HFCPCI_INTS_TIMER;
Write_hfc(hc, HFCPCI_INT_M1, hc->hw.int_m1);
/* Clear already pending ints */
- val = Read_hfc(hc, HFCPCI_INT_S1);
+ (void) Read_hfc(hc, HFCPCI_INT_S1);
Write_hfc(hc, HFCPCI_STATES, 4 | HFCPCI_LOAD_STATE);
udelay(10);
Write_hfc(hc, HFCPCI_STATES, 4);
@@ -994,7 +993,7 @@ ph_state_nt(struct dchannel *dch)
hc->hw.ctmt &= ~HFCPCI_AUTO_TIMER;
hc->hw.ctmt |= HFCPCI_TIM3_125;
Write_hfc(hc, HFCPCI_CTMT, hc->hw.ctmt |
- HFCPCI_CLTIMER);
+ HFCPCI_CLTIMER);
test_and_clear_bit(FLG_HFC_TIMER_T3, &dch->Flags);
test_and_set_bit(FLG_HFC_TIMER_T1, &dch->Flags);
/* allow G2 -> G3 transition */
@@ -1014,7 +1013,7 @@ ph_state_nt(struct dchannel *dch)
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
_queue_data(&dch->dev.D, PH_DEACTIVATE_IND,
- MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
+ MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
break;
case 4:
hc->hw.nt_timer = 0;
@@ -1026,7 +1025,7 @@ ph_state_nt(struct dchannel *dch)
case 3:
if (!test_and_set_bit(FLG_HFC_TIMER_T3, &dch->Flags)) {
if (!test_and_clear_bit(FLG_L2_ACTIVATED,
- &dch->Flags)) {
+ &dch->Flags)) {
handle_nt_timer3(dch);
break;
}
@@ -1037,7 +1036,7 @@ ph_state_nt(struct dchannel *dch)
hc->hw.ctmt &= ~HFCPCI_AUTO_TIMER;
hc->hw.ctmt |= HFCPCI_TIM3_125;
Write_hfc(hc, HFCPCI_CTMT, hc->hw.ctmt |
- HFCPCI_CLTIMER);
+ HFCPCI_CLTIMER);
}
break;
}
@@ -1082,7 +1081,7 @@ hfc_l1callback(struct dchannel *dch, u_int cmd)
hc->hw.mst_m |= HFCPCI_MASTER;
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
Write_hfc(hc, HFCPCI_STATES, HFCPCI_ACTIVATE |
- HFCPCI_DO_ACTION);
+ HFCPCI_DO_ACTION);
l1_event(dch->l1, HW_POWERUP_IND);
break;
case HW_DEACT_REQ:
@@ -1108,17 +1107,17 @@ hfc_l1callback(struct dchannel *dch, u_int cmd)
case PH_ACTIVATE_IND:
test_and_set_bit(FLG_ACTIVE, &dch->Flags);
_queue_data(&dch->dev.D, cmd, MISDN_ID_ANY, 0, NULL,
- GFP_ATOMIC);
+ GFP_ATOMIC);
break;
case PH_DEACTIVATE_IND:
test_and_clear_bit(FLG_ACTIVE, &dch->Flags);
_queue_data(&dch->dev.D, cmd, MISDN_ID_ANY, 0, NULL,
- GFP_ATOMIC);
+ GFP_ATOMIC);
break;
default:
if (dch->debug & DEBUG_HW)
printk(KERN_DEBUG "%s: unknown command %x\n",
- __func__, cmd);
+ __func__, cmd);
return -1;
}
return 0;
@@ -1171,7 +1170,7 @@ hfcpci_int(int intno, void *dev_id)
val = Read_hfc(hc, HFCPCI_INT_S1);
if (hc->dch.debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG
- "HFC-PCI: stat(%02x) s1(%02x)\n", stat, val);
+ "HFC-PCI: stat(%02x) s1(%02x)\n", stat, val);
} else {
/* shared */
spin_unlock(&hc->lock);
@@ -1186,7 +1185,7 @@ hfcpci_int(int intno, void *dev_id)
exval = Read_hfc(hc, HFCPCI_STATES) & 0xf;
if (hc->dch.debug & DEBUG_HW_DCHANNEL)
printk(KERN_DEBUG "ph_state chg %d->%d\n",
- hc->dch.state, exval);
+ hc->dch.state, exval);
hc->dch.state = exval;
schedule_event(&hc->dch, FLG_PHCHANGE);
val &= ~0x40;
@@ -1199,7 +1198,7 @@ hfcpci_int(int intno, void *dev_id)
val &= ~0x80;
Write_hfc(hc, HFCPCI_CTMT, hc->hw.ctmt | HFCPCI_CLTIMER);
}
- if (val & 0x08) { /* B1 rx */
+ if (val & 0x08) { /* B1 rx */
bch = Sel_BCS(hc, hc->hw.bswapped ? 2 : 1);
if (bch)
main_rec_hfcpci(bch);
@@ -1258,22 +1257,22 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "HFCPCI bchannel protocol %x-->%x ch %x-->%x\n",
- bch->state, protocol, bch->nr, bc);
+ "HFCPCI bchannel protocol %x-->%x ch %x-->%x\n",
+ bch->state, protocol, bch->nr, bc);
fifo2 = bc;
- pcm_mode = (bc>>24) & 0xff;
+ pcm_mode = (bc >> 24) & 0xff;
if (pcm_mode) { /* PCM SLOT USE */
if (!test_bit(HFC_CFG_PCM, &hc->cfg))
printk(KERN_WARNING
- "%s: pcm channel id without HFC_CFG_PCM\n",
- __func__);
- rx_slot = (bc>>8) & 0xff;
- tx_slot = (bc>>16) & 0xff;
+ "%s: pcm channel id without HFC_CFG_PCM\n",
+ __func__);
+ rx_slot = (bc >> 8) & 0xff;
+ tx_slot = (bc >> 16) & 0xff;
bc = bc & 0xff;
} else if (test_bit(HFC_CFG_PCM, &hc->cfg) && (protocol > ISDN_P_NONE))
printk(KERN_WARNING "%s: no pcm channel id but HFC_CFG_PCM\n",
- __func__);
+ __func__);
if (hc->chanlimit > 1) {
hc->hw.bswapped = 0; /* B1 and B2 normal mode */
hc->hw.sctrl_e &= ~0x80;
@@ -1308,12 +1307,12 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
}
if (fifo2 & 2) {
hc->hw.fifo_en &= ~HFCPCI_FIFOEN_B2;
- hc->hw.int_m1 &= ~(HFCPCI_INTS_B2TRANS +
- HFCPCI_INTS_B2REC);
+ hc->hw.int_m1 &= ~(HFCPCI_INTS_B2TRANS |
+ HFCPCI_INTS_B2REC);
} else {
hc->hw.fifo_en &= ~HFCPCI_FIFOEN_B1;
- hc->hw.int_m1 &= ~(HFCPCI_INTS_B1TRANS +
- HFCPCI_INTS_B1REC);
+ hc->hw.int_m1 &= ~(HFCPCI_INTS_B1TRANS |
+ HFCPCI_INTS_B1REC);
}
#ifdef REVERSE_BITORDER
if (bch->nr & 2)
@@ -1347,15 +1346,15 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
if (fifo2 & 2) {
hc->hw.fifo_en |= HFCPCI_FIFOEN_B2;
if (!tics)
- hc->hw.int_m1 |= (HFCPCI_INTS_B2TRANS +
- HFCPCI_INTS_B2REC);
+ hc->hw.int_m1 |= (HFCPCI_INTS_B2TRANS |
+ HFCPCI_INTS_B2REC);
hc->hw.ctmt |= 2;
hc->hw.conn &= ~0x18;
} else {
hc->hw.fifo_en |= HFCPCI_FIFOEN_B1;
if (!tics)
- hc->hw.int_m1 |= (HFCPCI_INTS_B1TRANS +
- HFCPCI_INTS_B1REC);
+ hc->hw.int_m1 |= (HFCPCI_INTS_B1TRANS |
+ HFCPCI_INTS_B1REC);
hc->hw.ctmt |= 1;
hc->hw.conn &= ~0x03;
}
@@ -1376,15 +1375,15 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
if (fifo2 & 2) {
hc->hw.last_bfifo_cnt[1] = 0;
hc->hw.fifo_en |= HFCPCI_FIFOEN_B2;
- hc->hw.int_m1 |= (HFCPCI_INTS_B2TRANS +
- HFCPCI_INTS_B2REC);
+ hc->hw.int_m1 |= (HFCPCI_INTS_B2TRANS |
+ HFCPCI_INTS_B2REC);
hc->hw.ctmt &= ~2;
hc->hw.conn &= ~0x18;
} else {
hc->hw.last_bfifo_cnt[0] = 0;
hc->hw.fifo_en |= HFCPCI_FIFOEN_B1;
- hc->hw.int_m1 |= (HFCPCI_INTS_B1TRANS +
- HFCPCI_INTS_B1REC);
+ hc->hw.int_m1 |= (HFCPCI_INTS_B1TRANS |
+ HFCPCI_INTS_B1REC);
hc->hw.ctmt &= ~1;
hc->hw.conn &= ~0x03;
}
@@ -1396,7 +1395,7 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
}
if (test_bit(HFC_CFG_PCM, &hc->cfg)) {
if ((protocol == ISDN_P_NONE) ||
- (protocol == -1)) { /* init case */
+ (protocol == -1)) { /* init case */
rx_slot = 0;
tx_slot = 0;
} else {
@@ -1412,18 +1411,18 @@ mode_hfcpci(struct bchannel *bch, int bc, int protocol)
hc->hw.conn &= 0xc7;
hc->hw.conn |= 0x08;
printk(KERN_DEBUG "%s: Write_hfc: B2_SSL 0x%x\n",
- __func__, tx_slot);
+ __func__, tx_slot);
printk(KERN_DEBUG "%s: Write_hfc: B2_RSL 0x%x\n",
- __func__, rx_slot);
+ __func__, rx_slot);
Write_hfc(hc, HFCPCI_B2_SSL, tx_slot);
Write_hfc(hc, HFCPCI_B2_RSL, rx_slot);
} else {
hc->hw.conn &= 0xf8;
hc->hw.conn |= 0x01;
printk(KERN_DEBUG "%s: Write_hfc: B1_SSL 0x%x\n",
- __func__, tx_slot);
+ __func__, tx_slot);
printk(KERN_DEBUG "%s: Write_hfc: B1_RSL 0x%x\n",
- __func__, rx_slot);
+ __func__, rx_slot);
Write_hfc(hc, HFCPCI_B1_SSL, tx_slot);
Write_hfc(hc, HFCPCI_B1_RSL, rx_slot);
}
@@ -1448,12 +1447,12 @@ set_hfcpci_rxtest(struct bchannel *bch, int protocol, int chan)
if (bch->debug & DEBUG_HW_BCHANNEL)
printk(KERN_DEBUG
- "HFCPCI bchannel test rx protocol %x-->%x ch %x-->%x\n",
- bch->state, protocol, bch->nr, chan);
+ "HFCPCI bchannel test rx protocol %x-->%x ch %x-->%x\n",
+ bch->state, protocol, bch->nr, chan);
if (bch->nr != chan) {
printk(KERN_DEBUG
- "HFCPCI rxtest wrong channel parameter %x/%x\n",
- bch->nr, chan);
+ "HFCPCI rxtest wrong channel parameter %x/%x\n",
+ bch->nr, chan);
return -EINVAL;
}
switch (protocol) {
@@ -1534,24 +1533,7 @@ deactivate_bchannel(struct bchannel *bch)
static int
channel_bctrl(struct bchannel *bch, struct mISDN_ctrl_req *cq)
{
- int ret = 0;
-
- switch (cq->op) {
- case MISDN_CTRL_GETOP:
- 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);
- ret = -EINVAL;
- break;
- }
- return ret;
+ return mISDN_ctrl_bchannel(bch, cq);
}
static int
hfc_bctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
@@ -1582,8 +1564,7 @@ hfc_bctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
break;
case CLOSE_CHANNEL:
test_and_clear_bit(FLG_OPEN, &bch->Flags);
- if (test_bit(FLG_ACTIVE, &bch->Flags))
- deactivate_bchannel(bch);
+ deactivate_bchannel(bch);
ch->protocol = ISDN_P_NONE;
ch->peer = NULL;
module_put(THIS_MODULE);
@@ -1594,7 +1575,7 @@ hfc_bctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
break;
default:
printk(KERN_WARNING "%s: unknown prim(%x)\n",
- __func__, cmd);
+ __func__, cmd);
}
return ret;
}
@@ -1636,12 +1617,12 @@ hfcpci_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
if (test_bit(FLG_ACTIVE, &dch->Flags)) {
spin_unlock_irqrestore(&hc->lock, flags);
_queue_data(&dch->dev.D, PH_ACTIVATE_IND,
- MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
+ MISDN_ID_ANY, 0, NULL, GFP_ATOMIC);
break;
}
test_and_set_bit(FLG_L2_ACTIVATED, &dch->Flags);
Write_hfc(hc, HFCPCI_STATES, HFCPCI_ACTIVATE |
- HFCPCI_DO_ACTION | 1);
+ HFCPCI_DO_ACTION | 1);
} else
ret = l1_event(dch->l1, hh->prim);
spin_unlock_irqrestore(&hc->lock, flags);
@@ -1693,22 +1674,17 @@ hfcpci_l2l1B(struct mISDNchannel *ch, struct sk_buff *skb)
struct hfc_pci *hc = bch->hw;
int ret = -EINVAL;
struct mISDNhead *hh = mISDN_HEAD_P(skb);
- unsigned int id;
- u_long flags;
+ unsigned long flags;
switch (hh->prim) {
case PH_DATA_REQ:
spin_lock_irqsave(&hc->lock, flags);
ret = bchannel_senddata(bch, skb);
if (ret > 0) { /* direct TX */
- id = hh->id; /* skb can be freed */
hfcpci_fill_fifo(bch);
ret = 0;
- spin_unlock_irqrestore(&hc->lock, flags);
- if (!test_bit(FLG_TRANSPARENT, &bch->Flags))
- queue_ch_frame(ch, PH_DATA_CNF, id, NULL);
- } else
- spin_unlock_irqrestore(&hc->lock, flags);
+ }
+ spin_unlock_irqrestore(&hc->lock, flags);
return ret;
case PH_ACTIVATE_REQ:
spin_lock_irqsave(&hc->lock, flags);
@@ -1719,12 +1695,12 @@ hfcpci_l2l1B(struct mISDNchannel *ch, struct sk_buff *skb)
spin_unlock_irqrestore(&hc->lock, flags);
if (!ret)
_queue_data(ch, PH_ACTIVATE_IND, MISDN_ID_ANY, 0,
- NULL, GFP_KERNEL);
+ NULL, GFP_KERNEL);
break;
case PH_DEACTIVATE_REQ:
deactivate_bchannel(bch);
_queue_data(ch, PH_DEACTIVATE_IND, MISDN_ID_ANY, 0,
- NULL, GFP_KERNEL);
+ NULL, GFP_KERNEL);
ret = 0;
break;
}
@@ -1764,7 +1740,7 @@ init_card(struct hfc_pci *hc)
spin_unlock_irqrestore(&hc->lock, flags);
if (request_irq(hc->irq, hfcpci_int, IRQF_SHARED, "HFC PCI", hc)) {
printk(KERN_WARNING
- "mISDN: couldn't get interrupt %d\n", hc->irq);
+ "mISDN: couldn't get interrupt %d\n", hc->irq);
return -EIO;
}
spin_lock_irqsave(&hc->lock, flags);
@@ -1780,9 +1756,9 @@ init_card(struct hfc_pci *hc)
spin_unlock_irqrestore(&hc->lock, flags);
/* Timeout 80ms */
current->state = TASK_UNINTERRUPTIBLE;
- schedule_timeout((80*HZ)/1000);
+ schedule_timeout((80 * HZ) / 1000);
printk(KERN_INFO "HFC PCI: IRQ %d count %d\n",
- hc->irq, hc->irqcnt);
+ hc->irq, hc->irqcnt);
/* now switch timer interrupt off */
spin_lock_irqsave(&hc->lock, flags);
hc->hw.int_m1 &= ~HFCPCI_INTS_TIMER;
@@ -1791,8 +1767,8 @@ init_card(struct hfc_pci *hc)
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
if (!hc->irqcnt) {
printk(KERN_WARNING
- "HFC PCI: IRQ(%d) getting no interrupts "
- "during init %d\n", hc->irq, 4 - cnt);
+ "HFC PCI: IRQ(%d) getting no interrupts "
+ "during init %d\n", hc->irq, 4 - cnt);
if (cnt == 1)
break;
else {
@@ -1820,7 +1796,7 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
switch (cq->op) {
case MISDN_CTRL_GETOP:
cq->op = MISDN_CTRL_LOOP | MISDN_CTRL_CONNECT |
- MISDN_CTRL_DISCONNECT;
+ MISDN_CTRL_DISCONNECT | MISDN_CTRL_L1_TIMER3;
break;
case MISDN_CTRL_LOOP:
/* channel 0 disabled loop */
@@ -1834,7 +1810,7 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
else
slot = 0x80;
printk(KERN_DEBUG "%s: Write_hfc: B1_SSL/RSL 0x%x\n",
- __func__, slot);
+ __func__, slot);
Write_hfc(hc, HFCPCI_B1_SSL, slot);
Write_hfc(hc, HFCPCI_B1_RSL, slot);
hc->hw.conn = (hc->hw.conn & ~7) | 6;
@@ -1846,7 +1822,7 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
else
slot = 0x81;
printk(KERN_DEBUG "%s: Write_hfc: B2_SSL/RSL 0x%x\n",
- __func__, slot);
+ __func__, slot);
Write_hfc(hc, HFCPCI_B2_SSL, slot);
Write_hfc(hc, HFCPCI_B2_RSL, slot);
hc->hw.conn = (hc->hw.conn & ~0x38) | 0x30;
@@ -1876,7 +1852,7 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
else
slot = 0x80;
printk(KERN_DEBUG "%s: Write_hfc: B1_SSL/RSL 0x%x\n",
- __func__, slot);
+ __func__, slot);
Write_hfc(hc, HFCPCI_B1_SSL, slot);
Write_hfc(hc, HFCPCI_B2_RSL, slot);
if (test_bit(HFC_CFG_SW_DD_DU, &hc->cfg))
@@ -1884,7 +1860,7 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
else
slot = 0x81;
printk(KERN_DEBUG "%s: Write_hfc: B2_SSL/RSL 0x%x\n",
- __func__, slot);
+ __func__, slot);
Write_hfc(hc, HFCPCI_B2_SSL, slot);
Write_hfc(hc, HFCPCI_B1_RSL, slot);
hc->hw.conn = (hc->hw.conn & ~0x3f) | 0x36;
@@ -1897,9 +1873,12 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
Write_hfc(hc, HFCPCI_CONNECT, hc->hw.conn);
hc->hw.trm &= 0x7f; /* disable IOM-loop */
break;
+ case MISDN_CTRL_L1_TIMER3:
+ ret = l1_event(hc->dch.l1, HW_TIMER3_VALUE | (cq->p1 & 0xff));
+ break;
default:
printk(KERN_WARNING "%s: unknown Op %x\n",
- __func__, cq->op);
+ __func__, cq->op);
ret = -EINVAL;
break;
}
@@ -1908,13 +1887,13 @@ channel_ctrl(struct hfc_pci *hc, struct mISDN_ctrl_req *cq)
static int
open_dchannel(struct hfc_pci *hc, struct mISDNchannel *ch,
- struct channel_req *rq)
+ struct channel_req *rq)
{
int err = 0;
if (debug & DEBUG_HW_OPEN)
printk(KERN_DEBUG "%s: dev(%d) open from %p\n", __func__,
- hc->dch.dev.id, __builtin_return_address(0));
+ hc->dch.dev.id, __builtin_return_address(0));
if (rq->protocol == ISDN_P_NONE)
return -EINVAL;
if (rq->adr.channel == 1) {
@@ -1950,7 +1929,7 @@ open_dchannel(struct hfc_pci *hc, struct mISDNchannel *ch,
if (((ch->protocol == ISDN_P_NT_S0) && (hc->dch.state == 3)) ||
((ch->protocol == ISDN_P_TE_S0) && (hc->dch.state == 7))) {
_queue_data(ch, PH_ACTIVATE_IND, MISDN_ID_ANY,
- 0, NULL, GFP_KERNEL);
+ 0, NULL, GFP_KERNEL);
}
rq->ch = ch;
if (!try_module_get(THIS_MODULE))
@@ -1963,14 +1942,13 @@ open_bchannel(struct hfc_pci *hc, struct channel_req *rq)
{
struct bchannel *bch;
- if (rq->adr.channel > 2)
+ if (rq->adr.channel == 0 || rq->adr.channel > 2)
return -EINVAL;
if (rq->protocol == ISDN_P_NONE)
return -EINVAL;
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))
@@ -1992,7 +1970,7 @@ hfc_dctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
if (dch->debug & DEBUG_HW)
printk(KERN_DEBUG "%s: cmd:%x %p\n",
- __func__, cmd, arg);
+ __func__, cmd, arg);
switch (cmd) {
case OPEN_CHANNEL:
rq = arg;
@@ -2005,8 +1983,8 @@ hfc_dctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
case CLOSE_CHANNEL:
if (debug & DEBUG_HW_OPEN)
printk(KERN_DEBUG "%s: dev(%d) close from %p\n",
- __func__, hc->dch.dev.id,
- __builtin_return_address(0));
+ __func__, hc->dch.dev.id,
+ __builtin_return_address(0));
module_put(THIS_MODULE);
break;
case CONTROL_CHANNEL:
@@ -2015,7 +1993,7 @@ hfc_dctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
default:
if (dch->debug & DEBUG_HW)
printk(KERN_DEBUG "%s: unknown command %x\n",
- __func__, cmd);
+ __func__, cmd);
return -EINVAL;
}
return err;
@@ -2048,16 +2026,16 @@ setup_hw(struct hfc_pci *hc)
/* We silently assume the address is okay if nonzero */
if (!buffer) {
printk(KERN_WARNING
- "HFC-PCI: Error allocating memory for FIFO!\n");
+ "HFC-PCI: Error allocating memory for FIFO!\n");
return 1;
}
hc->hw.fifos = buffer;
pci_write_config_dword(hc->pdev, 0x80, hc->hw.dmahandle);
hc->hw.pci_io = ioremap((ulong) hc->hw.pci_io, 256);
printk(KERN_INFO
- "HFC-PCI: defined at mem %#lx fifo %#lx(%#lx) IRQ %d HZ %d\n",
- (u_long) hc->hw.pci_io, (u_long) hc->hw.fifos,
- (u_long) hc->hw.dmahandle, hc->irq, HZ);
+ "HFC-PCI: defined at mem %#lx fifo %#lx(%#lx) IRQ %d HZ %d\n",
+ (u_long) hc->hw.pci_io, (u_long) hc->hw.fifos,
+ (u_long) hc->hw.dmahandle, hc->irq, HZ);
/* enable memory mapped ports, disable busmaster */
pci_write_config_word(hc->pdev, PCI_COMMAND, PCI_ENA_MEMIO);
hc->hw.int_m2 = 0;
@@ -2114,7 +2092,7 @@ setup_card(struct hfc_pci *card)
card->dch.hw = card;
card->dch.dev.Dprotocols = (1 << ISDN_P_TE_S0) | (1 << ISDN_P_NT_S0);
card->dch.dev.Bprotocols = (1 << (ISDN_P_B_RAW & ISDN_P_B_MASK)) |
- (1 << (ISDN_P_B_HDLC & ISDN_P_B_MASK));
+ (1 << (ISDN_P_B_HDLC & ISDN_P_B_MASK));
card->dch.dev.D.send = hfcpci_l2l1D;
card->dch.dev.D.ctrl = hfc_dctrl;
card->dch.dev.nrbchan = 2;
@@ -2122,7 +2100,7 @@ setup_card(struct hfc_pci *card)
card->bch[i].nr = i + 1;
set_channelmap(i + 1, card->dch.dev.channelmap);
card->bch[i].debug = debug;
- mISDN_initbchannel(&card->bch[i], MAX_DATA_MEM);
+ mISDN_initbchannel(&card->bch[i], MAX_DATA_MEM, poll >> 1);
card->bch[i].hw = card;
card->bch[i].ch.send = hfcpci_l2l1B;
card->bch[i].ch.ctrl = hfc_bctrl;
@@ -2175,13 +2153,13 @@ static const struct _hfc_map hfc_map[] =
{HFC_ANIGMA_MC145575, 0, "Motorola MC145575"},
{HFC_ZOLTRIX_2BD0, 0, "Zoltrix 2BD0"},
{HFC_DIGI_DF_M_IOM2_E, 0,
- "Digi International DataFire Micro V IOM2 (Europe)"},
+ "Digi International DataFire Micro V IOM2 (Europe)"},
{HFC_DIGI_DF_M_E, 0,
- "Digi International DataFire Micro V (Europe)"},
+ "Digi International DataFire Micro V (Europe)"},
{HFC_DIGI_DF_M_IOM2_A, 0,
- "Digi International DataFire Micro V IOM2 (North America)"},
+ "Digi International DataFire Micro V IOM2 (North America)"},
{HFC_DIGI_DF_M_A, 0,
- "Digi International DataFire Micro V (North America)"},
+ "Digi International DataFire Micro V (North America)"},
{HFC_SITECOM_DC105V2, 0, "Sitecom Connectivity DC-105 ISDN TA"},
{},
};
@@ -2189,55 +2167,55 @@ static const struct _hfc_map hfc_map[] =
static struct pci_device_id hfc_ids[] =
{
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_2BD0),
- (unsigned long) &hfc_map[0] },
+ (unsigned long) &hfc_map[0] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B000),
- (unsigned long) &hfc_map[1] },
+ (unsigned long) &hfc_map[1] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B006),
- (unsigned long) &hfc_map[2] },
+ (unsigned long) &hfc_map[2] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B007),
- (unsigned long) &hfc_map[3] },
+ (unsigned long) &hfc_map[3] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B008),
- (unsigned long) &hfc_map[4] },
+ (unsigned long) &hfc_map[4] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B009),
- (unsigned long) &hfc_map[5] },
+ (unsigned long) &hfc_map[5] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B00A),
- (unsigned long) &hfc_map[6] },
+ (unsigned long) &hfc_map[6] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B00B),
- (unsigned long) &hfc_map[7] },
+ (unsigned long) &hfc_map[7] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B00C),
- (unsigned long) &hfc_map[8] },
+ (unsigned long) &hfc_map[8] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B100),
- (unsigned long) &hfc_map[9] },
+ (unsigned long) &hfc_map[9] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B700),
- (unsigned long) &hfc_map[10] },
+ (unsigned long) &hfc_map[10] },
{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_B701),
- (unsigned long) &hfc_map[11] },
+ (unsigned long) &hfc_map[11] },
{ PCI_VDEVICE(ABOCOM, PCI_DEVICE_ID_ABOCOM_2BD1),
- (unsigned long) &hfc_map[12] },
+ (unsigned long) &hfc_map[12] },
{ PCI_VDEVICE(ASUSTEK, PCI_DEVICE_ID_ASUSTEK_0675),
- (unsigned long) &hfc_map[13] },
+ (unsigned long) &hfc_map[13] },
{ PCI_VDEVICE(BERKOM, PCI_DEVICE_ID_BERKOM_T_CONCEPT),
- (unsigned long) &hfc_map[14] },
+ (unsigned long) &hfc_map[14] },
{ PCI_VDEVICE(BERKOM, PCI_DEVICE_ID_BERKOM_A1T),
- (unsigned long) &hfc_map[15] },
+ (unsigned long) &hfc_map[15] },
{ PCI_VDEVICE(ANIGMA, PCI_DEVICE_ID_ANIGMA_MC145575),
- (unsigned long) &hfc_map[16] },
+ (unsigned long) &hfc_map[16] },
{ PCI_VDEVICE(ZOLTRIX, PCI_DEVICE_ID_ZOLTRIX_2BD0),
- (unsigned long) &hfc_map[17] },
+ (unsigned long) &hfc_map[17] },
{ PCI_VDEVICE(DIGI, PCI_DEVICE_ID_DIGI_DF_M_IOM2_E),
- (unsigned long) &hfc_map[18] },
+ (unsigned long) &hfc_map[18] },
{ PCI_VDEVICE(DIGI, PCI_DEVICE_ID_DIGI_DF_M_E),
- (unsigned long) &hfc_map[19] },
+ (unsigned long) &hfc_map[19] },
{ PCI_VDEVICE(DIGI, PCI_DEVICE_ID_DIGI_DF_M_IOM2_A),
- (unsigned long) &hfc_map[20] },
+ (unsigned long) &hfc_map[20] },
{ PCI_VDEVICE(DIGI, PCI_DEVICE_ID_DIGI_DF_M_A),
- (unsigned long) &hfc_map[21] },
+ (unsigned long) &hfc_map[21] },
{ PCI_VDEVICE(SITECOM, PCI_DEVICE_ID_SITECOM_DC105V2),
- (unsigned long) &hfc_map[22] },
+ (unsigned long) &hfc_map[22] },
{},
};
-static int __devinit
+static int
hfc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int err = -ENOMEM;
@@ -2268,7 +2246,7 @@ hfc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return err;
}
-static void __devexit
+static void
hfc_remove_pci(struct pci_dev *pdev)
{
struct hfc_pci *card = pci_get_drvdata(pdev);
@@ -2278,14 +2256,14 @@ hfc_remove_pci(struct pci_dev *pdev)
else
if (debug)
printk(KERN_DEBUG "%s: drvdata already removed\n",
- __func__);
+ __func__);
}
static struct pci_driver hfc_driver = {
.name = "hfcpci",
.probe = hfc_probe,
- .remove = __devexit_p(hfc_remove_pci),
+ .remove = hfc_remove_pci,
.id_table = hfc_ids,
};
@@ -2317,8 +2295,8 @@ _hfcpci_softirq(struct device *dev, void *arg)
static void
hfcpci_softirq(void *arg)
{
- (void) driver_for_each_device(&hfc_driver.driver, NULL, arg,
- _hfcpci_softirq);
+ WARN_ON_ONCE(driver_for_each_device(&hfc_driver.driver, NULL, arg,
+ _hfcpci_softirq) != 0);
/* if next event would be in the past ... */
if ((s32)(hfc_jiffies + tics - jiffies) <= 0)
@@ -2344,14 +2322,14 @@ HFC_init(void)
poll = (tics * 8000) / HZ;
if (poll > 256 || poll < 8) {
printk(KERN_ERR "%s: Wrong poll value %d not in range "
- "of 8..256.\n", __func__, poll);
+ "of 8..256.\n", __func__, poll);
err = -EINVAL;
return err;
}
}
if (poll != HFCPCI_BTRANS_THRESHOLD) {
printk(KERN_INFO "%s: Using alternative poll value of %d\n",
- __func__, poll);
+ __func__, poll);
hfc_tl.function = (void *)hfcpci_softirq;
hfc_tl.data = 0;
init_timer(&hfc_tl);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 02:17:29 +0000