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path: root/drivers/isdn/hisax/jade.c
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Diffstat (limited to 'drivers/isdn/hisax/jade.c')
-rw-r--r--drivers/isdn/hisax/jade.c209
1 files changed, 104 insertions, 105 deletions
diff --git a/drivers/isdn/hisax/jade.c b/drivers/isdn/hisax/jade.c
index a06cea09158b..f946c58d8ab1 100644
--- a/drivers/isdn/hisax/jade.c
+++ b/drivers/isdn/hisax/jade.c
@@ -4,7 +4,7 @@
*
* Author Roland Klabunde
* Copyright by Roland Klabunde <R.Klabunde@Berkom.de>
- *
+ *
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
@@ -23,53 +23,53 @@
int
JadeVersion(struct IsdnCardState *cs, char *s)
{
- int ver;
- int to = 50;
- cs->BC_Write_Reg(cs, -1, 0x50, 0x19);
- while (to) {
- udelay(1);
+ int ver;
+ int to = 50;
+ cs->BC_Write_Reg(cs, -1, 0x50, 0x19);
+ while (to) {
+ udelay(1);
+ ver = cs->BC_Read_Reg(cs, -1, 0x60);
+ to--;
+ if (ver)
+ break;
+ if (!to) {
+ printk(KERN_INFO "%s JADE version not obtainable\n", s);
+ return (0);
+ }
+ }
+ /* Wait for the JADE */
+ udelay(10);
+ /* Read version */
ver = cs->BC_Read_Reg(cs, -1, 0x60);
- to--;
- if (ver)
- break;
- if (!to) {
- printk(KERN_INFO "%s JADE version not obtainable\n", s);
- return (0);
- }
- }
- /* Wait for the JADE */
- udelay(10);
- /* Read version */
- ver = cs->BC_Read_Reg(cs, -1, 0x60);
- printk(KERN_INFO "%s JADE version: %d\n", s, ver);
- return (1);
+ printk(KERN_INFO "%s JADE version: %d\n", s, ver);
+ return (1);
}
/* Write to indirect accessible jade register set */
static void
jade_write_indirect(struct IsdnCardState *cs, u_char reg, u_char value)
{
- int to = 50;
- u_char ret;
+ int to = 50;
+ u_char ret;
- /* Write the data */
- cs->BC_Write_Reg(cs, -1, COMM_JADE+1, value);
- /* Say JADE we wanna write indirect reg 'reg' */
- cs->BC_Write_Reg(cs, -1, COMM_JADE, reg);
- to = 50;
- /* Wait for RDY goes high */
- while (to) {
- udelay(1);
- ret = cs->BC_Read_Reg(cs, -1, COMM_JADE);
- to--;
- if (ret & 1)
- /* Got acknowledge */
- break;
- if (!to) {
- printk(KERN_INFO "Can not see ready bit from JADE DSP (reg=0x%X, value=0x%X)\n", reg, value);
- return;
+ /* Write the data */
+ cs->BC_Write_Reg(cs, -1, COMM_JADE + 1, value);
+ /* Say JADE we wanna write indirect reg 'reg' */
+ cs->BC_Write_Reg(cs, -1, COMM_JADE, reg);
+ to = 50;
+ /* Wait for RDY goes high */
+ while (to) {
+ udelay(1);
+ ret = cs->BC_Read_Reg(cs, -1, COMM_JADE);
+ to--;
+ if (ret & 1)
+ /* Got acknowledge */
+ break;
+ if (!to) {
+ printk(KERN_INFO "Can not see ready bit from JADE DSP (reg=0x%X, value=0x%X)\n", reg, value);
+ return;
+ }
}
- }
}
@@ -77,67 +77,67 @@ jade_write_indirect(struct IsdnCardState *cs, u_char reg, u_char value)
static void
modejade(struct BCState *bcs, int mode, int bc)
{
- struct IsdnCardState *cs = bcs->cs;
- int jade = bcs->hw.hscx.hscx;
+ struct IsdnCardState *cs = bcs->cs;
+ int jade = bcs->hw.hscx.hscx;
- if (cs->debug & L1_DEB_HSCX) {
- char tmp[40];
- sprintf(tmp, "jade %c mode %d ichan %d",
- 'A' + jade, mode, bc);
- debugl1(cs, tmp);
- }
- bcs->mode = mode;
- bcs->channel = bc;
-
- cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (mode == L1_MODE_TRANS ? jadeMODE_TMO:0x00));
- cs->BC_Write_Reg(cs, jade, jade_HDLC_CCR0, (jadeCCR0_PU|jadeCCR0_ITF));
- cs->BC_Write_Reg(cs, jade, jade_HDLC_CCR1, 0x00);
+ if (cs->debug & L1_DEB_HSCX) {
+ char tmp[40];
+ sprintf(tmp, "jade %c mode %d ichan %d",
+ 'A' + jade, mode, bc);
+ debugl1(cs, tmp);
+ }
+ bcs->mode = mode;
+ bcs->channel = bc;
- jade_write_indirect(cs, jade_HDLC1SERRXPATH, 0x08);
- jade_write_indirect(cs, jade_HDLC2SERRXPATH, 0x08);
- jade_write_indirect(cs, jade_HDLC1SERTXPATH, 0x00);
- jade_write_indirect(cs, jade_HDLC2SERTXPATH, 0x00);
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (mode == L1_MODE_TRANS ? jadeMODE_TMO : 0x00));
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_CCR0, (jadeCCR0_PU | jadeCCR0_ITF));
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_CCR1, 0x00);
- cs->BC_Write_Reg(cs, jade, jade_HDLC_XCCR, 0x07);
- cs->BC_Write_Reg(cs, jade, jade_HDLC_RCCR, 0x07);
+ jade_write_indirect(cs, jade_HDLC1SERRXPATH, 0x08);
+ jade_write_indirect(cs, jade_HDLC2SERRXPATH, 0x08);
+ jade_write_indirect(cs, jade_HDLC1SERTXPATH, 0x00);
+ jade_write_indirect(cs, jade_HDLC2SERTXPATH, 0x00);
- if (bc == 0) {
- cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAX, 0x00);
- cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAR, 0x00);
- } else {
- cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAX, 0x04);
- cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAR, 0x04);
- }
- switch (mode) {
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_XCCR, 0x07);
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_RCCR, 0x07);
+
+ if (bc == 0) {
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAX, 0x00);
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAR, 0x00);
+ } else {
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAX, 0x04);
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_TSAR, 0x04);
+ }
+ switch (mode) {
case (L1_MODE_NULL):
cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, jadeMODE_TMO);
break;
case (L1_MODE_TRANS):
- cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (jadeMODE_TMO|jadeMODE_RAC|jadeMODE_XAC));
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (jadeMODE_TMO | jadeMODE_RAC | jadeMODE_XAC));
break;
case (L1_MODE_HDLC):
- cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (jadeMODE_RAC|jadeMODE_XAC));
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_MODE, (jadeMODE_RAC | jadeMODE_XAC));
break;
- }
- if (mode) {
- cs->BC_Write_Reg(cs, jade, jade_HDLC_RCMD, (jadeRCMD_RRES|jadeRCMD_RMC));
- cs->BC_Write_Reg(cs, jade, jade_HDLC_XCMD, jadeXCMD_XRES);
- /* Unmask ints */
- cs->BC_Write_Reg(cs, jade, jade_HDLC_IMR, 0xF8);
- }
- else
- /* Mask ints */
- cs->BC_Write_Reg(cs, jade, jade_HDLC_IMR, 0x00);
+ }
+ if (mode) {
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_RCMD, (jadeRCMD_RRES | jadeRCMD_RMC));
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_XCMD, jadeXCMD_XRES);
+ /* Unmask ints */
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_IMR, 0xF8);
+ }
+ else
+ /* Mask ints */
+ cs->BC_Write_Reg(cs, jade, jade_HDLC_IMR, 0x00);
}
static void
jade_l2l1(struct PStack *st, int pr, void *arg)
{
- struct BCState *bcs = st->l1.bcs;
- struct sk_buff *skb = arg;
- u_long flags;
+ struct BCState *bcs = st->l1.bcs;
+ struct sk_buff *skb = arg;
+ u_long flags;
- switch (pr) {
+ switch (pr) {
case (PH_DATA | REQUEST):
spin_lock_irqsave(&bcs->cs->lock, flags);
if (bcs->tx_skb) {
@@ -164,10 +164,10 @@ jade_l2l1(struct PStack *st, int pr, void *arg)
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);
+ 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);
+ test_and_set_bit(FLG_L1_PULL_REQ, &st->l1.Flags);
break;
case (PH_ACTIVATE | REQUEST):
spin_lock_irqsave(&bcs->cs->lock, flags);
@@ -187,26 +187,26 @@ jade_l2l1(struct PStack *st, int pr, void *arg)
spin_unlock_irqrestore(&bcs->cs->lock, flags);
st->l1.l1l2(st, PH_DEACTIVATE | CONFIRM, NULL);
break;
- }
+ }
}
static void
close_jadestate(struct BCState *bcs)
{
- modejade(bcs, 0, bcs->channel);
- if (test_and_clear_bit(BC_FLG_INIT, &bcs->Flag)) {
- kfree(bcs->hw.hscx.rcvbuf);
- bcs->hw.hscx.rcvbuf = NULL;
- kfree(bcs->blog);
- bcs->blog = NULL;
- skb_queue_purge(&bcs->rqueue);
- skb_queue_purge(&bcs->squeue);
- if (bcs->tx_skb) {
- dev_kfree_skb_any(bcs->tx_skb);
- bcs->tx_skb = NULL;
- test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ modejade(bcs, 0, bcs->channel);
+ if (test_and_clear_bit(BC_FLG_INIT, &bcs->Flag)) {
+ kfree(bcs->hw.hscx.rcvbuf);
+ bcs->hw.hscx.rcvbuf = NULL;
+ kfree(bcs->blog);
+ bcs->blog = NULL;
+ skb_queue_purge(&bcs->rqueue);
+ skb_queue_purge(&bcs->squeue);
+ if (bcs->tx_skb) {
+ dev_kfree_skb_any(bcs->tx_skb);
+ bcs->tx_skb = NULL;
+ test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
+ }
}
- }
}
static int
@@ -221,7 +221,7 @@ open_jadestate(struct IsdnCardState *cs, struct BCState *bcs)
}
if (!(bcs->blog = kmalloc(MAX_BLOG_SPACE, GFP_ATOMIC))) {
printk(KERN_WARNING
- "HiSax: No memory for bcs->blog\n");
+ "HiSax: No memory for bcs->blog\n");
test_and_clear_bit(BC_FLG_INIT, &bcs->Flag);
kfree(bcs->hw.hscx.rcvbuf);
bcs->hw.hscx.rcvbuf = NULL;
@@ -303,12 +303,11 @@ initjade(struct IsdnCardState *cs)
cs->BC_Write_Reg(cs, 0, jade_HDLC_IMR, 0x00);
cs->BC_Write_Reg(cs, 1, jade_HDLC_IMR, 0x00);
/* Setup host access to hdlc controller */
- jade_write_indirect(cs, jade_HDLCCNTRACCESS, (jadeINDIRECT_HAH1|jadeINDIRECT_HAH2));
+ jade_write_indirect(cs, jade_HDLCCNTRACCESS, (jadeINDIRECT_HAH1 | jadeINDIRECT_HAH2));
/* Unmask HDLC int (don't forget DSP int later on)*/
- cs->BC_Write_Reg(cs, -1,jade_INT, (jadeINT_HDLC1|jadeINT_HDLC2));
+ cs->BC_Write_Reg(cs, -1, jade_INT, (jadeINT_HDLC1 | jadeINT_HDLC2));
- /* once again TRANSPARENT */
+ /* once again TRANSPARENT */
modejade(cs->bcs, 0, 0);
modejade(cs->bcs + 1, 0, 0);
}
-
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.