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path: root/drivers/isdn/hisax/netjet.c
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Diffstat (limited to 'drivers/isdn/hisax/netjet.c')
-rw-r--r--drivers/isdn/hisax/netjet.c623
1 files changed, 311 insertions, 312 deletions
diff --git a/drivers/isdn/hisax/netjet.c b/drivers/isdn/hisax/netjet.c
index 644891efc26f..b646eed379df 100644
--- a/drivers/isdn/hisax/netjet.c
+++ b/drivers/isdn/hisax/netjet.c
@@ -4,7 +4,7 @@
*
* Author Karsten Keil
* Copyright by Karsten Keil <keil@isdn4linux.de>
- *
+ *
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
@@ -31,21 +31,21 @@ u_char
NETjet_ReadIC(struct IsdnCardState *cs, u_char offset)
{
u_char ret;
-
+
cs->hw.njet.auxd &= 0xfc;
- cs->hw.njet.auxd |= (offset>>4) & 3;
+ cs->hw.njet.auxd |= (offset >> 4) & 3;
byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
- ret = bytein(cs->hw.njet.isac + ((offset & 0xf)<<2));
- return(ret);
+ ret = bytein(cs->hw.njet.isac + ((offset & 0xf) << 2));
+ return (ret);
}
void
NETjet_WriteIC(struct IsdnCardState *cs, u_char offset, u_char value)
{
cs->hw.njet.auxd &= 0xfc;
- cs->hw.njet.auxd |= (offset>>4) & 3;
+ cs->hw.njet.auxd |= (offset >> 4) & 3;
byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
- byteout(cs->hw.njet.isac + ((offset & 0xf)<<2), value);
+ byteout(cs->hw.njet.isac + ((offset & 0xf) << 2), value);
}
void
@@ -56,7 +56,7 @@ NETjet_ReadICfifo(struct IsdnCardState *cs, u_char *data, int size)
insb(cs->hw.njet.isac, data, size);
}
-void
+void
NETjet_WriteICfifo(struct IsdnCardState *cs, u_char *data, int size)
{
cs->hw.njet.auxd &= 0xfc;
@@ -66,17 +66,17 @@ NETjet_WriteICfifo(struct IsdnCardState *cs, u_char *data, int size)
static void fill_mem(struct BCState *bcs, u_int *pos, u_int cnt, int chan, u_char fill)
{
- u_int mask=0x000000ff, val = 0, *p=pos;
+ u_int mask = 0x000000ff, val = 0, *p = pos;
u_int i;
-
+
val |= fill;
if (chan) {
val <<= 8;
mask <<= 8;
}
mask ^= 0xffffffff;
- for (i=0; i<cnt; i++) {
- *p &= mask;
+ for (i = 0; i < cnt; i++) {
+ *p &= mask;
*p++ |= val;
if (p > bcs->hw.tiger.s_end)
p = bcs->hw.tiger.send;
@@ -87,7 +87,7 @@ static void
mode_tiger(struct BCState *bcs, int mode, int bc)
{
struct IsdnCardState *cs = bcs->cs;
- u_char led;
+ u_char led;
if (cs->debug & L1_DEB_HSCX)
debugl1(cs, "Tiger mode %d bchan %d/%d",
@@ -95,63 +95,63 @@ mode_tiger(struct BCState *bcs, int mode, int bc)
bcs->mode = mode;
bcs->channel = bc;
switch (mode) {
- case (L1_MODE_NULL):
- fill_mem(bcs, bcs->hw.tiger.send,
- NETJET_DMA_TXSIZE, bc, 0xff);
- if (cs->debug & L1_DEB_HSCX)
- debugl1(cs, "Tiger stat rec %d/%d send %d",
- bcs->hw.tiger.r_tot, bcs->hw.tiger.r_err,
- bcs->hw.tiger.s_tot);
- if ((cs->bcs[0].mode == L1_MODE_NULL) &&
- (cs->bcs[1].mode == L1_MODE_NULL)) {
- cs->hw.njet.dmactrl = 0;
- byteout(cs->hw.njet.base + NETJET_DMACTRL,
- cs->hw.njet.dmactrl);
- byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0);
- }
- if (cs->typ == ISDN_CTYPE_NETJET_S)
- {
- // led off
- led = bc & 0x01;
- led = 0x01 << (6 + led); // convert to mask
- led = ~led;
- cs->hw.njet.auxd &= led;
- byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
- }
- break;
- case (L1_MODE_TRANS):
- break;
- case (L1_MODE_HDLC_56K):
- case (L1_MODE_HDLC):
+ case (L1_MODE_NULL):
+ fill_mem(bcs, bcs->hw.tiger.send,
+ NETJET_DMA_TXSIZE, bc, 0xff);
+ if (cs->debug & L1_DEB_HSCX)
+ debugl1(cs, "Tiger stat rec %d/%d send %d",
+ bcs->hw.tiger.r_tot, bcs->hw.tiger.r_err,
+ bcs->hw.tiger.s_tot);
+ if ((cs->bcs[0].mode == L1_MODE_NULL) &&
+ (cs->bcs[1].mode == L1_MODE_NULL)) {
+ cs->hw.njet.dmactrl = 0;
+ byteout(cs->hw.njet.base + NETJET_DMACTRL,
+ cs->hw.njet.dmactrl);
+ byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0);
+ }
+ if (cs->typ == ISDN_CTYPE_NETJET_S)
+ {
+ // led off
+ led = bc & 0x01;
+ led = 0x01 << (6 + led); // convert to mask
+ led = ~led;
+ cs->hw.njet.auxd &= led;
+ byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
+ }
+ break;
+ case (L1_MODE_TRANS):
+ break;
+ case (L1_MODE_HDLC_56K):
+ case (L1_MODE_HDLC):
+ fill_mem(bcs, bcs->hw.tiger.send,
+ NETJET_DMA_TXSIZE, bc, 0xff);
+ bcs->hw.tiger.r_state = HDLC_ZERO_SEARCH;
+ bcs->hw.tiger.r_tot = 0;
+ bcs->hw.tiger.r_bitcnt = 0;
+ bcs->hw.tiger.r_one = 0;
+ bcs->hw.tiger.r_err = 0;
+ bcs->hw.tiger.s_tot = 0;
+ if (!cs->hw.njet.dmactrl) {
fill_mem(bcs, bcs->hw.tiger.send,
- NETJET_DMA_TXSIZE, bc, 0xff);
- bcs->hw.tiger.r_state = HDLC_ZERO_SEARCH;
- bcs->hw.tiger.r_tot = 0;
- bcs->hw.tiger.r_bitcnt = 0;
- bcs->hw.tiger.r_one = 0;
- bcs->hw.tiger.r_err = 0;
- bcs->hw.tiger.s_tot = 0;
- if (! cs->hw.njet.dmactrl) {
- fill_mem(bcs, bcs->hw.tiger.send,
- NETJET_DMA_TXSIZE, !bc, 0xff);
- cs->hw.njet.dmactrl = 1;
- byteout(cs->hw.njet.base + NETJET_DMACTRL,
- cs->hw.njet.dmactrl);
- byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0x0f);
+ NETJET_DMA_TXSIZE, !bc, 0xff);
+ cs->hw.njet.dmactrl = 1;
+ byteout(cs->hw.njet.base + NETJET_DMACTRL,
+ cs->hw.njet.dmactrl);
+ byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0x0f);
/* was 0x3f now 0x0f for TJ300 and TJ320 GE 13/07/00 */
- }
- bcs->hw.tiger.sendp = bcs->hw.tiger.send;
- bcs->hw.tiger.free = NETJET_DMA_TXSIZE;
- test_and_set_bit(BC_FLG_EMPTY, &bcs->Flag);
- if (cs->typ == ISDN_CTYPE_NETJET_S)
- {
- // led on
- led = bc & 0x01;
- led = 0x01 << (6 + led); // convert to mask
- cs->hw.njet.auxd |= led;
- byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
- }
- break;
+ }
+ bcs->hw.tiger.sendp = bcs->hw.tiger.send;
+ bcs->hw.tiger.free = NETJET_DMA_TXSIZE;
+ test_and_set_bit(BC_FLG_EMPTY, &bcs->Flag);
+ if (cs->typ == ISDN_CTYPE_NETJET_S)
+ {
+ // led on
+ led = bc & 0x01;
+ led = 0x01 << (6 + led); // convert to mask
+ cs->hw.njet.auxd |= led;
+ byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
+ }
+ break;
}
if (cs->debug & L1_DEB_HSCX)
debugl1(cs, "tiger: set %x %x %x %x/%x pulse=%d",
@@ -166,15 +166,15 @@ mode_tiger(struct BCState *bcs, int mode, int bc)
static void printframe(struct IsdnCardState *cs, u_char *buf, int count, char *s) {
char tmp[128];
char *t = tmp;
- int i=count,j;
+ int i = count, j;
u_char *p = buf;
t += sprintf(t, "tiger %s(%4d)", s, count);
- while (i>0) {
- if (i>16)
- j=16;
+ while (i > 0) {
+ if (i > 16)
+ j = 16;
else
- j=i;
+ j = i;
QuickHex(t, p, j);
debugl1(cs, tmp);
p += j;
@@ -186,78 +186,78 @@ static void printframe(struct IsdnCardState *cs, u_char *buf, int count, char *s
// macro for 64k
-#define MAKE_RAW_BYTE for (j=0; j<8; j++) { \
- bitcnt++;\
- s_val >>= 1;\
- if (val & 1) {\
- s_one++;\
- s_val |= 0x80;\
- } else {\
- s_one = 0;\
- s_val &= 0x7f;\
- }\
- if (bitcnt==8) {\
- bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
- bitcnt = 0;\
- }\
- if (s_one == 5) {\
- s_val >>= 1;\
- s_val &= 0x7f;\
- bitcnt++;\
- s_one = 0;\
- }\
- if (bitcnt==8) {\
- bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
- bitcnt = 0;\
- }\
- val >>= 1;\
- }
+#define MAKE_RAW_BYTE for (j = 0; j < 8; j++) { \
+ bitcnt++; \
+ s_val >>= 1; \
+ if (val & 1) { \
+ s_one++; \
+ s_val |= 0x80; \
+ } else { \
+ s_one = 0; \
+ s_val &= 0x7f; \
+ } \
+ if (bitcnt == 8) { \
+ bcs->hw.tiger.sendbuf[s_cnt++] = s_val; \
+ bitcnt = 0; \
+ } \
+ if (s_one == 5) { \
+ s_val >>= 1; \
+ s_val &= 0x7f; \
+ bitcnt++; \
+ s_one = 0; \
+ } \
+ if (bitcnt == 8) { \
+ bcs->hw.tiger.sendbuf[s_cnt++] = s_val; \
+ bitcnt = 0; \
+ } \
+ val >>= 1; \
+ }
static int make_raw_data(struct BCState *bcs) {
// this make_raw is for 64k
- register u_int i,s_cnt=0;
+ register u_int i, s_cnt = 0;
register u_char j;
register u_char val;
register u_char s_one = 0;
register u_char s_val = 0;
register u_char bitcnt = 0;
u_int fcs;
-
+
if (!bcs->tx_skb) {
debugl1(bcs->cs, "tiger make_raw: NULL skb");
- return(1);
+ return (1);
}
bcs->hw.tiger.sendbuf[s_cnt++] = HDLC_FLAG_VALUE;
fcs = PPP_INITFCS;
- for (i=0; i<bcs->tx_skb->len; i++) {
+ for (i = 0; i < bcs->tx_skb->len; i++) {
val = bcs->tx_skb->data[i];
- fcs = PPP_FCS (fcs, val);
+ fcs = PPP_FCS(fcs, val);
MAKE_RAW_BYTE;
}
fcs ^= 0xffff;
val = fcs & 0xff;
MAKE_RAW_BYTE;
- val = (fcs>>8) & 0xff;
+ val = (fcs >> 8) & 0xff;
MAKE_RAW_BYTE;
val = HDLC_FLAG_VALUE;
- for (j=0; j<8; j++) {
+ for (j = 0; j < 8; j++) {
bitcnt++;
s_val >>= 1;
if (val & 1)
s_val |= 0x80;
else
s_val &= 0x7f;
- if (bitcnt==8) {
+ if (bitcnt == 8) {
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;
bitcnt = 0;
}
val >>= 1;
}
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger make_raw: in %u out %d.%d",
+ debugl1(bcs->cs, "tiger make_raw: in %u out %d.%d",
bcs->tx_skb->len, s_cnt, bitcnt);
if (bitcnt) {
- while (8>bitcnt++) {
+ while (8 > bitcnt++) {
s_val >>= 1;
s_val |= 0x80;
}
@@ -267,65 +267,65 @@ static int make_raw_data(struct BCState *bcs) {
bcs->hw.tiger.sendcnt = s_cnt;
bcs->tx_cnt -= bcs->tx_skb->len;
bcs->hw.tiger.sp = bcs->hw.tiger.sendbuf;
- return(0);
+ return (0);
}
// macro for 56k
-#define MAKE_RAW_BYTE_56K for (j=0; j<8; j++) { \
- bitcnt++;\
- s_val >>= 1;\
- if (val & 1) {\
- s_one++;\
- s_val |= 0x80;\
- } else {\
- s_one = 0;\
- s_val &= 0x7f;\
- }\
- if (bitcnt==7) {\
- s_val >>= 1;\
- s_val |= 0x80;\
- bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
- bitcnt = 0;\
- }\
- if (s_one == 5) {\
- s_val >>= 1;\
- s_val &= 0x7f;\
- bitcnt++;\
- s_one = 0;\
- }\
- if (bitcnt==7) {\
- s_val >>= 1;\
- s_val |= 0x80;\
- bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
- bitcnt = 0;\
- }\
- val >>= 1;\
- }
+#define MAKE_RAW_BYTE_56K for (j = 0; j < 8; j++) { \
+ bitcnt++; \
+ s_val >>= 1; \
+ if (val & 1) { \
+ s_one++; \
+ s_val |= 0x80; \
+ } else { \
+ s_one = 0; \
+ s_val &= 0x7f; \
+ } \
+ if (bitcnt == 7) { \
+ s_val >>= 1; \
+ s_val |= 0x80; \
+ bcs->hw.tiger.sendbuf[s_cnt++] = s_val; \
+ bitcnt = 0; \
+ } \
+ if (s_one == 5) { \
+ s_val >>= 1; \
+ s_val &= 0x7f; \
+ bitcnt++; \
+ s_one = 0; \
+ } \
+ if (bitcnt == 7) { \
+ s_val >>= 1; \
+ s_val |= 0x80; \
+ bcs->hw.tiger.sendbuf[s_cnt++] = s_val; \
+ bitcnt = 0; \
+ } \
+ val >>= 1; \
+ }
static int make_raw_data_56k(struct BCState *bcs) {
// this make_raw is for 56k
- register u_int i,s_cnt=0;
+ register u_int i, s_cnt = 0;
register u_char j;
register u_char val;
register u_char s_one = 0;
register u_char s_val = 0;
register u_char bitcnt = 0;
u_int fcs;
-
+
if (!bcs->tx_skb) {
debugl1(bcs->cs, "tiger make_raw_56k: NULL skb");
- return(1);
+ return (1);
}
val = HDLC_FLAG_VALUE;
- for (j=0; j<8; j++) {
+ for (j = 0; j < 8; j++) {
bitcnt++;
s_val >>= 1;
if (val & 1)
s_val |= 0x80;
else
s_val &= 0x7f;
- if (bitcnt==7) {
+ if (bitcnt == 7) {
s_val >>= 1;
s_val |= 0x80;
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;
@@ -334,25 +334,25 @@ static int make_raw_data_56k(struct BCState *bcs) {
val >>= 1;
};
fcs = PPP_INITFCS;
- for (i=0; i<bcs->tx_skb->len; i++) {
+ for (i = 0; i < bcs->tx_skb->len; i++) {
val = bcs->tx_skb->data[i];
- fcs = PPP_FCS (fcs, val);
+ fcs = PPP_FCS(fcs, val);
MAKE_RAW_BYTE_56K;
}
fcs ^= 0xffff;
val = fcs & 0xff;
MAKE_RAW_BYTE_56K;
- val = (fcs>>8) & 0xff;
+ val = (fcs >> 8) & 0xff;
MAKE_RAW_BYTE_56K;
val = HDLC_FLAG_VALUE;
- for (j=0; j<8; j++) {
+ for (j = 0; j < 8; j++) {
bitcnt++;
s_val >>= 1;
if (val & 1)
s_val |= 0x80;
else
s_val &= 0x7f;
- if (bitcnt==7) {
+ if (bitcnt == 7) {
s_val >>= 1;
s_val |= 0x80;
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;
@@ -361,10 +361,10 @@ static int make_raw_data_56k(struct BCState *bcs) {
val >>= 1;
}
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger make_raw_56k: in %u out %d.%d",
+ debugl1(bcs->cs, "tiger make_raw_56k: in %u out %d.%d",
bcs->tx_skb->len, s_cnt, bitcnt);
if (bitcnt) {
- while (8>bitcnt++) {
+ while (8 > bitcnt++) {
s_val >>= 1;
s_val |= 0x80;
}
@@ -374,12 +374,12 @@ static int make_raw_data_56k(struct BCState *bcs) {
bcs->hw.tiger.sendcnt = s_cnt;
bcs->tx_cnt -= bcs->tx_skb->len;
bcs->hw.tiger.sp = bcs->hw.tiger.sendbuf;
- return(0);
+ return (0);
}
static void got_frame(struct BCState *bcs, int count) {
struct sk_buff *skb;
-
+
if (!(skb = dev_alloc_skb(count)))
printk(KERN_WARNING "TIGER: receive out of memory\n");
else {
@@ -388,18 +388,18 @@ static void got_frame(struct BCState *bcs, int count) {
}
test_and_set_bit(B_RCVBUFREADY, &bcs->event);
schedule_work(&bcs->tqueue);
-
+
if (bcs->cs->debug & L1_DEB_RECEIVE_FRAME)
printframe(bcs->cs, bcs->hw.tiger.rcvbuf, count, "rec");
}
-static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
+static void read_raw(struct BCState *bcs, u_int *buf, int cnt) {
int i;
register u_char j;
register u_char val;
- u_int *pend = bcs->hw.tiger.rec +NETJET_DMA_RXSIZE -1;
+ u_int *pend = bcs->hw.tiger.rec + NETJET_DMA_RXSIZE - 1;
register u_char state = bcs->hw.tiger.r_state;
register u_char r_one = bcs->hw.tiger.r_one;
register u_char r_val = bcs->hw.tiger.r_val;
@@ -408,7 +408,7 @@ static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
int bits;
u_char mask;
- if (bcs->mode == L1_MODE_HDLC) { // it's 64k
+ if (bcs->mode == L1_MODE_HDLC) { // it's 64k
mask = 0xff;
bits = 8;
}
@@ -416,8 +416,8 @@ static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
mask = 0x7f;
bits = 7;
};
- for (i=0;i<cnt;i++) {
- val = bcs->channel ? ((*p>>8) & 0xff) : (*p & 0xff);
+ for (i = 0; i < cnt; i++) {
+ val = bcs->channel ? ((*p >> 8) & 0xff) : (*p & 0xff);
p++;
if (p > pend)
p = bcs->hw.tiger.rec;
@@ -428,137 +428,137 @@ static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
r_one = 0;
continue;
}
- for (j=0;j<bits;j++) {
+ for (j = 0; j < bits; j++) {
if (state == HDLC_ZERO_SEARCH) {
if (val & 1) {
r_one++;
} else {
- r_one=0;
- state= HDLC_FLAG_SEARCH;
+ r_one = 0;
+ state = HDLC_FLAG_SEARCH;
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger read_raw: zBit(%d,%d,%d) %x",
- bcs->hw.tiger.r_tot,i,j,val);
+ debugl1(bcs->cs, "tiger read_raw: zBit(%d,%d,%d) %x",
+ bcs->hw.tiger.r_tot, i, j, val);
}
- } else if (state == HDLC_FLAG_SEARCH) {
+ } else if (state == HDLC_FLAG_SEARCH) {
if (val & 1) {
r_one++;
- if (r_one>6) {
- state=HDLC_ZERO_SEARCH;
+ if (r_one > 6) {
+ state = HDLC_ZERO_SEARCH;
}
} else {
- if (r_one==6) {
- bitcnt=0;
- r_val=0;
- state=HDLC_FLAG_FOUND;
+ if (r_one == 6) {
+ bitcnt = 0;
+ r_val = 0;
+ state = HDLC_FLAG_FOUND;
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger read_raw: flag(%d,%d,%d) %x",
- bcs->hw.tiger.r_tot,i,j,val);
+ debugl1(bcs->cs, "tiger read_raw: flag(%d,%d,%d) %x",
+ bcs->hw.tiger.r_tot, i, j, val);
}
- r_one=0;
+ r_one = 0;
}
- } else if (state == HDLC_FLAG_FOUND) {
+ } else if (state == HDLC_FLAG_FOUND) {
if (val & 1) {
r_one++;
- if (r_one>6) {
- state=HDLC_ZERO_SEARCH;
+ if (r_one > 6) {
+ state = HDLC_ZERO_SEARCH;
} else {
r_val >>= 1;
r_val |= 0x80;
bitcnt++;
}
} else {
- if (r_one==6) {
- bitcnt=0;
- r_val=0;
- r_one=0;
+ if (r_one == 6) {
+ bitcnt = 0;
+ r_val = 0;
+ r_one = 0;
val >>= 1;
continue;
- } else if (r_one!=5) {
+ } else if (r_one != 5) {
r_val >>= 1;
r_val &= 0x7f;
bitcnt++;
}
- r_one=0;
+ r_one = 0;
}
if ((state != HDLC_ZERO_SEARCH) &&
- !(bitcnt & 7)) {
- state=HDLC_FRAME_FOUND;
+ !(bitcnt & 7)) {
+ state = HDLC_FRAME_FOUND;
bcs->hw.tiger.r_fcs = PPP_INITFCS;
bcs->hw.tiger.rcvbuf[0] = r_val;
- bcs->hw.tiger.r_fcs = PPP_FCS (bcs->hw.tiger.r_fcs, r_val);
+ bcs->hw.tiger.r_fcs = PPP_FCS(bcs->hw.tiger.r_fcs, r_val);
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger read_raw: byte1(%d,%d,%d) rval %x val %x i %x",
- bcs->hw.tiger.r_tot,i,j,r_val,val,
+ debugl1(bcs->cs, "tiger read_raw: byte1(%d,%d,%d) rval %x val %x i %x",
+ bcs->hw.tiger.r_tot, i, j, r_val, val,
bcs->cs->hw.njet.irqstat0);
}
} else if (state == HDLC_FRAME_FOUND) {
if (val & 1) {
r_one++;
- if (r_one>6) {
- state=HDLC_ZERO_SEARCH;
- bitcnt=0;
+ if (r_one > 6) {
+ state = HDLC_ZERO_SEARCH;
+ bitcnt = 0;
} else {
r_val >>= 1;
r_val |= 0x80;
bitcnt++;
}
} else {
- if (r_one==6) {
- r_val=0;
- r_one=0;
+ if (r_one == 6) {
+ r_val = 0;
+ r_one = 0;
bitcnt++;
if (bitcnt & 7) {
debugl1(bcs->cs, "tiger: frame not byte aligned");
- state=HDLC_FLAG_SEARCH;
+ state = HDLC_FLAG_SEARCH;
bcs->hw.tiger.r_err++;
#ifdef ERROR_STATISTIC
bcs->err_inv++;
#endif
} else {
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger frame end(%d,%d): fcs(%x) i %x",
- i,j,bcs->hw.tiger.r_fcs, bcs->cs->hw.njet.irqstat0);
+ debugl1(bcs->cs, "tiger frame end(%d,%d): fcs(%x) i %x",
+ i, j, bcs->hw.tiger.r_fcs, bcs->cs->hw.njet.irqstat0);
if (bcs->hw.tiger.r_fcs == PPP_GOODFCS) {
- got_frame(bcs, (bitcnt>>3)-3);
+ got_frame(bcs, (bitcnt >> 3) - 3);
} else {
if (bcs->cs->debug) {
debugl1(bcs->cs, "tiger FCS error");
printframe(bcs->cs, bcs->hw.tiger.rcvbuf,
- (bitcnt>>3)-1, "rec");
+ (bitcnt >> 3) - 1, "rec");
bcs->hw.tiger.r_err++;
}
#ifdef ERROR_STATISTIC
- bcs->err_crc++;
+ bcs->err_crc++;
#endif
}
- state=HDLC_FLAG_FOUND;
+ state = HDLC_FLAG_FOUND;
}
- bitcnt=0;
- } else if (r_one==5) {
+ bitcnt = 0;
+ } else if (r_one == 5) {
val >>= 1;
- r_one=0;
+ r_one = 0;
continue;
} else {
r_val >>= 1;
r_val &= 0x7f;
bitcnt++;
}
- r_one=0;
+ r_one = 0;
}
if ((state == HDLC_FRAME_FOUND) &&
- !(bitcnt & 7)) {
- if ((bitcnt>>3)>=HSCX_BUFMAX) {
+ !(bitcnt & 7)) {
+ if ((bitcnt >> 3) >= HSCX_BUFMAX) {
debugl1(bcs->cs, "tiger: frame too big");
- r_val=0;
- state=HDLC_FLAG_SEARCH;
+ r_val = 0;
+ state = HDLC_FLAG_SEARCH;
bcs->hw.tiger.r_err++;
#ifdef ERROR_STATISTIC
bcs->err_inv++;
#endif
} else {
- bcs->hw.tiger.rcvbuf[(bitcnt>>3)-1] = r_val;
- bcs->hw.tiger.r_fcs =
- PPP_FCS (bcs->hw.tiger.r_fcs, r_val);
+ bcs->hw.tiger.rcvbuf[(bitcnt >> 3) - 1] = r_val;
+ bcs->hw.tiger.r_fcs =
+ PPP_FCS(bcs->hw.tiger.r_fcs, r_val);
}
}
}
@@ -574,10 +574,10 @@ static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
void read_tiger(struct IsdnCardState *cs) {
u_int *p;
- int cnt = NETJET_DMA_RXSIZE/2;
-
+ int cnt = NETJET_DMA_RXSIZE / 2;
+
if ((cs->hw.njet.irqstat0 & cs->hw.njet.last_is0) & NETJET_IRQM0_READ) {
- debugl1(cs,"tiger warn read double dma %x/%x",
+ debugl1(cs, "tiger warn read double dma %x/%x",
cs->hw.njet.irqstat0, cs->hw.njet.last_is0);
#ifdef ERROR_STATISTIC
if (cs->bcs[0].mode)
@@ -589,7 +589,7 @@ void read_tiger(struct IsdnCardState *cs) {
} else {
cs->hw.njet.last_is0 &= ~NETJET_IRQM0_READ;
cs->hw.njet.last_is0 |= (cs->hw.njet.irqstat0 & NETJET_IRQM0_READ);
- }
+ }
if (cs->hw.njet.irqstat0 & NETJET_IRQM0_READ_1)
p = cs->bcs[0].hw.tiger.rec + NETJET_DMA_RXSIZE - 1;
else
@@ -612,20 +612,20 @@ void netjet_fill_dma(struct BCState *bcs)
if (!bcs->tx_skb)
return;
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger fill_dma1: c%d %4lx", bcs->channel,
+ debugl1(bcs->cs, "tiger fill_dma1: c%d %4lx", bcs->channel,
bcs->Flag);
if (test_and_set_bit(BC_FLG_BUSY, &bcs->Flag))
return;
if (bcs->mode == L1_MODE_HDLC) { // it's 64k
if (make_raw_data(bcs))
- return;
+ return;
}
else { // it's 56k
if (make_raw_data_56k(bcs))
- return;
+ return;
};
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger fill_dma2: c%d %4lx", bcs->channel,
+ debugl1(bcs->cs, "tiger fill_dma2: c%d %4lx", bcs->channel,
bcs->Flag);
if (test_and_clear_bit(BC_FLG_NOFRAME, &bcs->Flag)) {
write_raw(bcs, bcs->hw.tiger.sendp, bcs->hw.tiger.free);
@@ -633,11 +633,11 @@ void netjet_fill_dma(struct BCState *bcs)
p = bus_to_virt(inl(bcs->cs->hw.njet.base + NETJET_DMA_READ_ADR));
sp = bcs->hw.tiger.sendp;
if (p == bcs->hw.tiger.s_end)
- p = bcs->hw.tiger.send -1;
+ p = bcs->hw.tiger.send - 1;
if (sp == bcs->hw.tiger.s_end)
- sp = bcs->hw.tiger.send -1;
+ sp = bcs->hw.tiger.send - 1;
cnt = p - sp;
- if (cnt <0) {
+ if (cnt < 0) {
write_raw(bcs, bcs->hw.tiger.sendp, bcs->hw.tiger.free);
} else {
p++;
@@ -655,30 +655,30 @@ void netjet_fill_dma(struct BCState *bcs)
cnt = bcs->hw.tiger.s_end - p;
if (cnt < 2) {
p = bcs->hw.tiger.send + 1;
- cnt = NETJET_DMA_TXSIZE/2 - 2;
+ cnt = NETJET_DMA_TXSIZE / 2 - 2;
} else {
p++;
p++;
- if (cnt <= (NETJET_DMA_TXSIZE/2))
- cnt += NETJET_DMA_TXSIZE/2;
+ if (cnt <= (NETJET_DMA_TXSIZE / 2))
+ cnt += NETJET_DMA_TXSIZE / 2;
cnt--;
cnt--;
}
write_raw(bcs, p, cnt);
}
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger fill_dma3: c%d %4lx", bcs->channel,
+ debugl1(bcs->cs, "tiger fill_dma3: c%d %4lx", bcs->channel,
bcs->Flag);
}
static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
- u_int mask, val, *p=buf;
+ u_int mask, val, *p = buf;
u_int i, s_cnt;
-
- if (cnt <= 0)
- return;
+
+ if (cnt <= 0)
+ return;
if (test_bit(BC_FLG_BUSY, &bcs->Flag)) {
- if (bcs->hw.tiger.sendcnt> cnt) {
+ if (bcs->hw.tiger.sendcnt > cnt) {
s_cnt = cnt;
bcs->hw.tiger.sendcnt -= cnt;
} else {
@@ -689,17 +689,17 @@ static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
mask = 0xffff00ff;
else
mask = 0xffffff00;
- for (i=0; i<s_cnt; i++) {
- val = bcs->channel ? ((bcs->hw.tiger.sp[i] <<8) & 0xff00) :
+ for (i = 0; i < s_cnt; i++) {
+ val = bcs->channel ? ((bcs->hw.tiger.sp[i] << 8) & 0xff00) :
(bcs->hw.tiger.sp[i]);
- *p &= mask;
+ *p &= mask;
*p++ |= val;
- if (p>bcs->hw.tiger.s_end)
+ if (p > bcs->hw.tiger.s_end)
p = bcs->hw.tiger.send;
}
bcs->hw.tiger.s_tot += s_cnt;
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger write_raw: c%d %p-%p %d/%d %d %x", bcs->channel,
+ debugl1(bcs->cs, "tiger write_raw: c%d %p-%p %d/%d %d %x", bcs->channel,
buf, p, s_cnt, cnt,
bcs->hw.tiger.sendcnt, bcs->cs->hw.njet.irqstat0);
if (bcs->cs->debug & L1_DEB_HSCX_FIFO)
@@ -708,10 +708,10 @@ static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
bcs->hw.tiger.sendp = p;
if (!bcs->hw.tiger.sendcnt) {
if (!bcs->tx_skb) {
- debugl1(bcs->cs,"tiger write_raw: NULL skb s_cnt %d", s_cnt);
+ debugl1(bcs->cs, "tiger write_raw: NULL skb s_cnt %d", s_cnt);
} else {
- if (test_bit(FLG_LLI_L1WAKEUP,&bcs->st->lli.flag) &&
- (PACKET_NOACK != bcs->tx_skb->pkt_type)) {
+ 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->tx_skb->len;
@@ -723,7 +723,7 @@ static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
}
test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
bcs->hw.tiger.free = cnt - s_cnt;
- if (bcs->hw.tiger.free > (NETJET_DMA_TXSIZE/2))
+ if (bcs->hw.tiger.free > (NETJET_DMA_TXSIZE / 2))
test_and_set_bit(BC_FLG_HALF, &bcs->Flag);
else {
test_and_clear_bit(BC_FLG_HALF, &bcs->Flag);
@@ -734,9 +734,9 @@ static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
} else {
mask ^= 0xffffffff;
if (s_cnt < cnt) {
- for (i=s_cnt; i<cnt;i++) {
+ for (i = s_cnt; i < cnt; i++) {
*p++ |= mask;
- if (p>bcs->hw.tiger.s_end)
+ if (p > bcs->hw.tiger.s_end)
p = bcs->hw.tiger.send;
}
if (bcs->cs->debug & L1_DEB_HSCX)
@@ -752,20 +752,20 @@ static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
fill_mem(bcs, buf, cnt, bcs->channel, 0xff);
bcs->hw.tiger.free += cnt;
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger write_raw: fill half");
+ debugl1(bcs->cs, "tiger write_raw: fill half");
} else if (test_and_clear_bit(BC_FLG_HALF, &bcs->Flag)) {
test_and_set_bit(BC_FLG_EMPTY, &bcs->Flag);
fill_mem(bcs, buf, cnt, bcs->channel, 0xff);
if (bcs->cs->debug & L1_DEB_HSCX)
- debugl1(bcs->cs,"tiger write_raw: fill full");
+ debugl1(bcs->cs, "tiger write_raw: fill full");
}
}
void write_tiger(struct IsdnCardState *cs) {
- u_int *p, cnt = NETJET_DMA_TXSIZE/2;
-
+ u_int *p, cnt = NETJET_DMA_TXSIZE / 2;
+
if ((cs->hw.njet.irqstat0 & cs->hw.njet.last_is0) & NETJET_IRQM0_WRITE) {
- debugl1(cs,"tiger warn write double dma %x/%x",
+ debugl1(cs, "tiger warn write double dma %x/%x",
cs->hw.njet.irqstat0, cs->hw.njet.last_is0);
#ifdef ERROR_STATISTIC
if (cs->bcs[0].mode)
@@ -777,7 +777,7 @@ void write_tiger(struct IsdnCardState *cs) {
} else {
cs->hw.njet.last_is0 &= ~NETJET_IRQM0_WRITE;
cs->hw.njet.last_is0 |= (cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE);
- }
+ }
if (cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE_1)
p = cs->bcs[0].hw.tiger.send + NETJET_DMA_TXSIZE - 1;
else
@@ -797,55 +797,55 @@ tiger_l2l1(struct PStack *st, int pr, void *arg)
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;
- 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 "tiger_l2l1: this shouldn't happen\n");
- } else {
- bcs->tx_skb = skb;
- 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);
- mode_tiger(bcs, st->l1.mode, st->l1.bc);
- /* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG */
- spin_unlock_irqrestore(&bcs->cs->lock, flags);
- bcs->cs->cardmsg(bcs->cs, MDL_BC_ASSIGN, (void *)(&st->l1.bc));
- l1_msg_b(st, pr, arg);
- break;
- case (PH_DEACTIVATE | REQUEST):
- /* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG */
- bcs->cs->cardmsg(bcs->cs, MDL_BC_RELEASE, (void *)(&st->l1.bc));
- l1_msg_b(st, pr, arg);
- break;
- case (PH_DEACTIVATE | CONFIRM):
- spin_lock_irqsave(&bcs->cs->lock, flags);
- test_and_clear_bit(BC_FLG_ACTIV, &bcs->Flag);
- test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
- mode_tiger(bcs, 0, st->l1.bc);
- spin_unlock_irqrestore(&bcs->cs->lock, flags);
- st->l1.l1l2(st, PH_DEACTIVATE | CONFIRM, NULL);
- break;
+ 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;
+ 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 "tiger_l2l1: this shouldn't happen\n");
+ } else {
+ bcs->tx_skb = skb;
+ 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);
+ mode_tiger(bcs, st->l1.mode, st->l1.bc);
+ /* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG */
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ bcs->cs->cardmsg(bcs->cs, MDL_BC_ASSIGN, (void *)(&st->l1.bc));
+ l1_msg_b(st, pr, arg);
+ break;
+ case (PH_DEACTIVATE | REQUEST):
+ /* 2001/10/04 Christoph Ersfeld, Formula-n Europe AG */
+ bcs->cs->cardmsg(bcs->cs, MDL_BC_RELEASE, (void *)(&st->l1.bc));
+ l1_msg_b(st, pr, arg);
+ break;
+ case (PH_DEACTIVATE | CONFIRM):
+ spin_lock_irqsave(&bcs->cs->lock, flags);
+ test_and_clear_bit(BC_FLG_ACTIV, &bcs->Flag);
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ mode_tiger(bcs, 0, st->l1.bc);
+ spin_unlock_irqrestore(&bcs->cs->lock, flags);
+ st->l1.l1l2(st, PH_DEACTIVATE | CONFIRM, NULL);
+ break;
}
}
@@ -908,33 +908,33 @@ setstack_tiger(struct PStack *st, struct BCState *bcs)
return (0);
}
-
+
void
inittiger(struct IsdnCardState *cs)
{
if (!(cs->bcs[0].hw.tiger.send = kmalloc(NETJET_DMA_TXSIZE * sizeof(unsigned int),
- GFP_KERNEL | GFP_DMA))) {
+ GFP_KERNEL | GFP_DMA))) {
printk(KERN_WARNING
"HiSax: No memory for tiger.send\n");
return;
}
- cs->bcs[0].hw.tiger.s_irq = cs->bcs[0].hw.tiger.send + NETJET_DMA_TXSIZE/2 - 1;
+ cs->bcs[0].hw.tiger.s_irq = cs->bcs[0].hw.tiger.send + NETJET_DMA_TXSIZE / 2 - 1;
cs->bcs[0].hw.tiger.s_end = cs->bcs[0].hw.tiger.send + NETJET_DMA_TXSIZE - 1;
cs->bcs[1].hw.tiger.send = cs->bcs[0].hw.tiger.send;
cs->bcs[1].hw.tiger.s_irq = cs->bcs[0].hw.tiger.s_irq;
cs->bcs[1].hw.tiger.s_end = cs->bcs[0].hw.tiger.s_end;
-
+
memset(cs->bcs[0].hw.tiger.send, 0xff, NETJET_DMA_TXSIZE * sizeof(unsigned int));
debugl1(cs, "tiger: send buf %p - %p", cs->bcs[0].hw.tiger.send,
cs->bcs[0].hw.tiger.send + NETJET_DMA_TXSIZE - 1);
outl(virt_to_bus(cs->bcs[0].hw.tiger.send),
- cs->hw.njet.base + NETJET_DMA_READ_START);
+ cs->hw.njet.base + NETJET_DMA_READ_START);
outl(virt_to_bus(cs->bcs[0].hw.tiger.s_irq),
- cs->hw.njet.base + NETJET_DMA_READ_IRQ);
+ cs->hw.njet.base + NETJET_DMA_READ_IRQ);
outl(virt_to_bus(cs->bcs[0].hw.tiger.s_end),
- cs->hw.njet.base + NETJET_DMA_READ_END);
+ cs->hw.njet.base + NETJET_DMA_READ_END);
if (!(cs->bcs[0].hw.tiger.rec = kmalloc(NETJET_DMA_RXSIZE * sizeof(unsigned int),
- GFP_KERNEL | GFP_DMA))) {
+ GFP_KERNEL | GFP_DMA))) {
printk(KERN_WARNING
"HiSax: No memory for tiger.rec\n");
return;
@@ -944,11 +944,11 @@ inittiger(struct IsdnCardState *cs)
cs->bcs[1].hw.tiger.rec = cs->bcs[0].hw.tiger.rec;
memset(cs->bcs[0].hw.tiger.rec, 0xff, NETJET_DMA_RXSIZE * sizeof(unsigned int));
outl(virt_to_bus(cs->bcs[0].hw.tiger.rec),
- cs->hw.njet.base + NETJET_DMA_WRITE_START);
- outl(virt_to_bus(cs->bcs[0].hw.tiger.rec + NETJET_DMA_RXSIZE/2 - 1),
- cs->hw.njet.base + NETJET_DMA_WRITE_IRQ);
+ cs->hw.njet.base + NETJET_DMA_WRITE_START);
+ outl(virt_to_bus(cs->bcs[0].hw.tiger.rec + NETJET_DMA_RXSIZE / 2 - 1),
+ cs->hw.njet.base + NETJET_DMA_WRITE_IRQ);
outl(virt_to_bus(cs->bcs[0].hw.tiger.rec + NETJET_DMA_RXSIZE - 1),
- cs->hw.njet.base + NETJET_DMA_WRITE_END);
+ cs->hw.njet.base + NETJET_DMA_WRITE_END);
debugl1(cs, "tiger: dmacfg %x/%x pulse=%d",
inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR),
inl(cs->hw.njet.base + NETJET_DMA_READ_ADR),
@@ -979,4 +979,3 @@ release_io_netjet(struct IsdnCardState *cs)
releasetiger(cs);
release_region(cs->hw.njet.base, 256);
}
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 20:34:49 +0000