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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.c67
1 files changed, 35 insertions, 32 deletions
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 1eac03f39d00..c63e2f49da8a 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -171,9 +171,8 @@ static int (*unregister_interrupt)(void);
static int interrupt_registered;
static struct hfc_multi *syncmaster;
-int plxsd_master; /* if we have a master card (yet) */
+static int plxsd_master; /* if we have a master card (yet) */
static spinlock_t plx_lock; /* may not acquire other lock inside */
-EXPORT_SYMBOL(plx_lock);
#define TYP_E1 1
#define TYP_4S 4
@@ -422,7 +421,7 @@ HFC_wait_debug(struct hfc_multi *hc, const char *function, int line)
#endif
/* write fifo data (REGIO) */
-void
+static void
write_fifo_regio(struct hfc_multi *hc, u_char *data, int len)
{
outb(A_FIFO_DATA0, (hc->pci_iobase)+4);
@@ -443,7 +442,7 @@ write_fifo_regio(struct hfc_multi *hc, u_char *data, int len)
}
}
/* write fifo data (PCIMEM) */
-void
+static void
write_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
{
while (len>>2) {
@@ -465,7 +464,7 @@ write_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
}
}
/* read fifo data (REGIO) */
-void
+static void
read_fifo_regio(struct hfc_multi *hc, u_char *data, int len)
{
outb(A_FIFO_DATA0, (hc->pci_iobase)+4);
@@ -487,7 +486,7 @@ read_fifo_regio(struct hfc_multi *hc, u_char *data, int len)
}
/* read fifo data (PCIMEM) */
-void
+static void
read_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
{
while (len>>2) {
@@ -706,7 +705,7 @@ vpm_out(struct hfc_multi *c, int which, unsigned short addr,
}
-void
+static void
vpm_init(struct hfc_multi *wc)
{
unsigned char reg;
@@ -789,7 +788,8 @@ vpm_init(struct hfc_multi *wc)
}
}
-void
+#ifdef UNUSED
+static void
vpm_check(struct hfc_multi *hctmp)
{
unsigned char gpi2;
@@ -799,6 +799,7 @@ vpm_check(struct hfc_multi *hctmp)
if ((gpi2 & 0x3) != 0x3)
printk(KERN_DEBUG "Got interrupt 0x%x from VPM!\n", gpi2);
}
+#endif /* UNUSED */
/*
@@ -812,7 +813,7 @@ vpm_check(struct hfc_multi *hctmp)
*
*/
-void
+static void
vpm_echocan_on(struct hfc_multi *hc, int ch, int taps)
{
unsigned int timeslot;
@@ -844,7 +845,7 @@ vpm_echocan_on(struct hfc_multi *hc, int ch, int taps)
vpm_out(hc, unit, timeslot, 0x7e);
}
-void
+static void
vpm_echocan_off(struct hfc_multi *hc, int ch)
{
unsigned int timeslot;
@@ -887,8 +888,9 @@ vpm_echocan_off(struct hfc_multi *hc, int ch)
static inline void
hfcmulti_resync(struct hfc_multi *locked, struct hfc_multi *newmaster, int rm)
{
- struct hfc_multi *hc, *next, *pcmmaster = 0;
- u_int *plx_acc_32, pv;
+ struct hfc_multi *hc, *next, *pcmmaster = NULL;
+ void __iomem *plx_acc_32;
+ u_int pv;
u_long flags;
spin_lock_irqsave(&HFClock, flags);
@@ -916,7 +918,7 @@ hfcmulti_resync(struct hfc_multi *locked, struct hfc_multi *newmaster, int rm)
/* Disable sync of all cards */
list_for_each_entry_safe(hc, next, &HFClist, list) {
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv &= ~PLX_SYNC_O_EN;
writel(pv, plx_acc_32);
@@ -938,7 +940,7 @@ hfcmulti_resync(struct hfc_multi *locked, struct hfc_multi *newmaster, int rm)
printk(KERN_DEBUG "id=%d (0x%p) = syncronized with "
"interface.\n", hc->id, hc);
/* Enable new sync master */
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv |= PLX_SYNC_O_EN;
writel(pv, plx_acc_32);
@@ -968,7 +970,7 @@ hfcmulti_resync(struct hfc_multi *locked, struct hfc_multi *newmaster, int rm)
"QUARTZ is automatically "
"enabled by HFC-%dS\n", hc->type);
}
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv |= PLX_SYNC_O_EN;
writel(pv, plx_acc_32);
@@ -1013,7 +1015,8 @@ plxsd_checksync(struct hfc_multi *hc, int rm)
static void
release_io_hfcmulti(struct hfc_multi *hc)
{
- u_int *plx_acc_32, pv;
+ void __iomem *plx_acc_32;
+ u_int pv;
u_long plx_flags;
if (debug & DEBUG_HFCMULTI_INIT)
@@ -1033,7 +1036,7 @@ release_io_hfcmulti(struct hfc_multi *hc)
printk(KERN_DEBUG "%s: release PLXSD card %d\n",
__func__, hc->id + 1);
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
writel(PLX_GPIOC_INIT, plx_acc_32);
pv = readl(plx_acc_32);
/* Termination off */
@@ -1055,9 +1058,9 @@ release_io_hfcmulti(struct hfc_multi *hc)
test_and_clear_bit(HFC_CHIP_PLXSD, &hc->chip); /* prevent resync */
pci_write_config_word(hc->pci_dev, PCI_COMMAND, 0);
if (hc->pci_membase)
- iounmap((void *)hc->pci_membase);
+ iounmap(hc->pci_membase);
if (hc->plx_membase)
- iounmap((void *)hc->plx_membase);
+ iounmap(hc->plx_membase);
if (hc->pci_iobase)
release_region(hc->pci_iobase, 8);
@@ -1080,7 +1083,8 @@ init_chip(struct hfc_multi *hc)
u_long flags, val, val2 = 0, rev;
int i, err = 0;
u_char r_conf_en, rval;
- u_int *plx_acc_32, pv;
+ void __iomem *plx_acc_32;
+ u_int pv;
u_long plx_flags, hfc_flags;
int plx_count;
struct hfc_multi *pos, *next, *plx_last_hc;
@@ -1154,7 +1158,7 @@ init_chip(struct hfc_multi *hc)
printk(KERN_DEBUG "%s: initializing PLXSD card %d\n",
__func__, hc->id + 1);
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
writel(PLX_GPIOC_INIT, plx_acc_32);
pv = readl(plx_acc_32);
/* The first and the last cards are terminating the PCM bus */
@@ -1190,8 +1194,7 @@ init_chip(struct hfc_multi *hc)
"we disable termination\n",
__func__, plx_last_hc->id + 1);
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(plx_last_hc->plx_membase
- + PLX_GPIOC);
+ plx_acc_32 = plx_last_hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv &= ~PLX_TERM_ON;
writel(pv, plx_acc_32);
@@ -1240,7 +1243,7 @@ init_chip(struct hfc_multi *hc)
/* Speech Design PLX bridge pcm and sync mode */
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
/* Connect PCM */
if (hc->hw.r_pcm_md0 & V_PCM_MD) {
@@ -1352,8 +1355,7 @@ controller_fail:
/* retry with master clock */
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(hc->plx_membase +
- PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv |= PLX_MASTER_EN | PLX_SLAVE_EN_N;
pv |= PLX_SYNC_O_EN;
@@ -1389,7 +1391,7 @@ controller_fail:
if (test_bit(HFC_CHIP_PCM_MASTER, &hc->chip))
plxsd_master = 1;
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc_32 = (u_int *)(hc->plx_membase+PLX_GPIOC);
+ plx_acc_32 = hc->plx_membase + PLX_GPIOC;
pv = readl(plx_acc_32);
pv |= PLX_DSP_RES_N;
writel(pv, plx_acc_32);
@@ -2586,7 +2588,8 @@ hfcmulti_interrupt(int intno, void *dev_id)
struct dchannel *dch;
u_char r_irq_statech, status, r_irq_misc, r_irq_oview;
int i;
- u_short *plx_acc, wval;
+ void __iomem *plx_acc;
+ u_short wval;
u_char e1_syncsta, temp;
u_long flags;
@@ -2606,7 +2609,7 @@ hfcmulti_interrupt(int intno, void *dev_id)
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
spin_lock_irqsave(&plx_lock, flags);
- plx_acc = (u_short *)(hc->plx_membase + PLX_INTCSR);
+ plx_acc = hc->plx_membase + PLX_INTCSR;
wval = readw(plx_acc);
spin_unlock_irqrestore(&plx_lock, flags);
if (!(wval & PLX_INTCSR_LINTI1_STATUS))
@@ -4091,7 +4094,7 @@ init_card(struct hfc_multi *hc)
{
int err = -EIO;
u_long flags;
- u_short *plx_acc;
+ void __iomem *plx_acc;
u_long plx_flags;
if (debug & DEBUG_HFCMULTI_INIT)
@@ -4113,7 +4116,7 @@ init_card(struct hfc_multi *hc)
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc = (u_short *)(hc->plx_membase+PLX_INTCSR);
+ plx_acc = hc->plx_membase + PLX_INTCSR;
writew((PLX_INTCSR_PCIINT_ENABLE | PLX_INTCSR_LINTI1_ENABLE),
plx_acc); /* enable PCI & LINT1 irq */
spin_unlock_irqrestore(&plx_lock, plx_flags);
@@ -4162,7 +4165,7 @@ init_card(struct hfc_multi *hc)
error:
if (test_bit(HFC_CHIP_PLXSD, &hc->chip)) {
spin_lock_irqsave(&plx_lock, plx_flags);
- plx_acc = (u_short *)(hc->plx_membase+PLX_INTCSR);
+ plx_acc = hc->plx_membase + PLX_INTCSR;
writew(0x00, plx_acc); /*disable IRQs*/
spin_unlock_irqrestore(&plx_lock, plx_flags);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-30 23:12:16 +0100