diff options
| -rw-r--r-- | drivers/isdn/hisax/niccy.c | 223 |
1 files changed, 109 insertions, 114 deletions
diff --git a/drivers/isdn/hisax/niccy.c b/drivers/isdn/hisax/niccy.c index 489022bdef7..0945336c28d 100644 --- a/drivers/isdn/hisax/niccy.c +++ b/drivers/isdn/hisax/niccy.c @@ -13,7 +13,6 @@ * */ - #include <linux/init.h> #include "hisax.h" #include "isac.h" @@ -45,33 +44,31 @@ static const char *niccy_revision = "$Revision: 1.21.2.4 $"; #define PCI_IRQ_DISABLE 0xff0000 #define PCI_IRQ_ASSERT 0x800000 -static inline u_char -readreg(unsigned int ale, unsigned int adr, u_char off) +static inline u_char readreg(unsigned int ale, unsigned int adr, u_char off) { register u_char ret; byteout(ale, off); ret = bytein(adr); - return (ret); + return ret; } -static inline void -readfifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size) +static inline void readfifo(unsigned int ale, unsigned int adr, u_char off, + u_char *data, int size) { byteout(ale, off); insb(adr, data, size); } - -static inline void -writereg(unsigned int ale, unsigned int adr, u_char off, u_char data) +static inline void writereg(unsigned int ale, unsigned int adr, u_char off, + u_char data) { byteout(ale, off); byteout(adr, data); } -static inline void -writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size) +static inline void writefifo(unsigned int ale, unsigned int adr, u_char off, + u_char *data, int size) { byteout(ale, off); outsb(adr, data, size); @@ -79,39 +76,34 @@ writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int siz /* Interface functions */ -static u_char -ReadISAC(struct IsdnCardState *cs, u_char offset) +static u_char ReadISAC(struct IsdnCardState *cs, u_char offset) { - return (readreg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, offset)); + return readreg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, offset); } -static void -WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value) +static void WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value) { writereg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, offset, value); } -static void -ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size) +static void ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size) { readfifo(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, 0, data, size); } -static void -WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size) +static void WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size) { writefifo(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, 0, data, size); } -static u_char -ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset) +static u_char ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset) { - return (readreg(cs->hw.niccy.hscx_ale, - cs->hw.niccy.hscx, offset + (hscx ? 0x40 : 0))); + return readreg(cs->hw.niccy.hscx_ale, + cs->hw.niccy.hscx, offset + (hscx ? 0x40 : 0)); } -static void -WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value) +static void WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, + u_char value) { writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, offset + (hscx ? 0x40 : 0), value); @@ -130,8 +122,8 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value) #include "hscx_irq.c" -static irqreturn_t -niccy_interrupt(int intno, void *dev_id, struct pt_regs *regs) +static irqreturn_t niccy_interrupt(int intno, void *dev_id, + struct pt_regs *regs) { struct IsdnCardState *cs = dev_id; u_char val; @@ -141,21 +133,23 @@ niccy_interrupt(int intno, void *dev_id, struct pt_regs *regs) if (cs->subtyp == NICCY_PCI) { int ival; ival = inl(cs->hw.niccy.cfg_reg + PCI_IRQ_CTRL_REG); - if (!(ival & PCI_IRQ_ASSERT)) { /* IRQ not for us (shared) */ + if (!(ival & PCI_IRQ_ASSERT)) { /* IRQ not for us (shared) */ spin_unlock_irqrestore(&cs->lock, flags); return IRQ_NONE; } outl(ival, cs->hw.niccy.cfg_reg + PCI_IRQ_CTRL_REG); } - val = readreg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_ISTA + 0x40); - Start_HSCX: + val = readreg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, + HSCX_ISTA + 0x40); +Start_HSCX: if (val) hscx_int_main(cs, val); val = readreg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, ISAC_ISTA); - Start_ISAC: +Start_ISAC: if (val) isac_interrupt(cs, val); - val = readreg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_ISTA + 0x40); + val = readreg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, + HSCX_ISTA + 0x40); if (val) { if (cs->debug & L1_DEB_HSCX) debugl1(cs, "HSCX IntStat after IntRoutine"); @@ -168,21 +162,21 @@ niccy_interrupt(int intno, void *dev_id, struct pt_regs *regs) goto Start_ISAC; } writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK, 0xFF); - writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK + 0x40, 0xFF); + writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK + 0x40, + 0xFF); writereg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, ISAC_MASK, 0xFF); writereg(cs->hw.niccy.isac_ale, cs->hw.niccy.isac, ISAC_MASK, 0); writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK, 0); - writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK + 0x40, 0); + writereg(cs->hw.niccy.hscx_ale, cs->hw.niccy.hscx, HSCX_MASK + 0x40,0); spin_unlock_irqrestore(&cs->lock, flags); return IRQ_HANDLED; } -static void -release_io_niccy(struct IsdnCardState *cs) +static void release_io_niccy(struct IsdnCardState *cs) { if (cs->subtyp == NICCY_PCI) { int val; - + val = inl(cs->hw.niccy.cfg_reg + PCI_IRQ_CTRL_REG); val &= PCI_IRQ_DISABLE; outl(val, cs->hw.niccy.cfg_reg + PCI_IRQ_CTRL_REG); @@ -194,8 +188,7 @@ release_io_niccy(struct IsdnCardState *cs) } } -static void -niccy_reset(struct IsdnCardState *cs) +static void niccy_reset(struct IsdnCardState *cs) { if (cs->subtyp == NICCY_PCI) { int val; @@ -207,29 +200,28 @@ niccy_reset(struct IsdnCardState *cs) inithscxisac(cs, 3); } -static int -niccy_card_msg(struct IsdnCardState *cs, int mt, void *arg) +static int niccy_card_msg(struct IsdnCardState *cs, int mt, void *arg) { u_long flags; switch (mt) { - case CARD_RESET: - spin_lock_irqsave(&cs->lock, flags); - niccy_reset(cs); - spin_unlock_irqrestore(&cs->lock, flags); - return(0); - case CARD_RELEASE: - release_io_niccy(cs); - return(0); - case CARD_INIT: - spin_lock_irqsave(&cs->lock, flags); - niccy_reset(cs); - spin_unlock_irqrestore(&cs->lock, flags); - return(0); - case CARD_TEST: - return(0); + case CARD_RESET: + spin_lock_irqsave(&cs->lock, flags); + niccy_reset(cs); + spin_unlock_irqrestore(&cs->lock, flags); + return 0; + case CARD_RELEASE: + release_io_niccy(cs); + return 0; + case CARD_INIT: + spin_lock_irqsave(&cs->lock, flags); + niccy_reset(cs); + spin_unlock_irqrestore(&cs->lock, flags); + return 0; + case CARD_TEST: + return 0; } - return(0); + return 0; } static struct pci_dev *niccy_dev __devinitdata = NULL; @@ -237,8 +229,7 @@ static struct pci_dev *niccy_dev __devinitdata = NULL; static struct pnp_card *pnp_c __devinitdata = NULL; #endif -int __devinit -setup_niccy(struct IsdnCard *card) +int __devinit setup_niccy(struct IsdnCard *card) { struct IsdnCardState *cs = card->cs; char tmp[64]; @@ -246,40 +237,44 @@ setup_niccy(struct IsdnCard *card) strcpy(tmp, niccy_revision); printk(KERN_INFO "HiSax: Niccy driver Rev. %s\n", HiSax_getrev(tmp)); if (cs->typ != ISDN_CTYPE_NICCY) - return (0); + return 0; #ifdef __ISAPNP__ if (!card->para[1] && isapnp_present()) { struct pnp_dev *pnp_d = NULL; int err; - if ((pnp_c = pnp_find_card( - ISAPNP_VENDOR('S', 'D', 'A'), - ISAPNP_FUNCTION(0x0150), pnp_c))) { - if (!(pnp_d = pnp_find_dev(pnp_c, - ISAPNP_VENDOR('S', 'D', 'A'), - ISAPNP_FUNCTION(0x0150), pnp_d))) { - printk(KERN_ERR "NiccyPnP: PnP error card found, no device\n"); - return (0); + pnp_c = pnp_find_card(ISAPNP_VENDOR('S', 'D', 'A'), + ISAPNP_FUNCTION(0x0150), pnp_c); + if (pnp_c) { + pnp_d = pnp_find_dev(pnp_c, + ISAPNP_VENDOR('S', 'D', 'A'), + ISAPNP_FUNCTION(0x0150), pnp_d); + if (!pnp_d) { + printk(KERN_ERR "NiccyPnP: PnP error card " + "found, no device\n"); + return 0; } pnp_disable_dev(pnp_d); err = pnp_activate_dev(pnp_d); - if (err<0) { - printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n", - __FUNCTION__, err); - return(0); + if (err < 0) { + printk(KERN_WARNING "%s: pnp_activate_dev " + "ret(%d)\n", __FUNCTION__, err); + return 0; } card->para[1] = pnp_port_start(pnp_d, 0); card->para[2] = pnp_port_start(pnp_d, 1); card->para[0] = pnp_irq(pnp_d, 0); - if (!card->para[0] || !card->para[1] || !card->para[2]) { - printk(KERN_ERR "NiccyPnP:some resources are missing %ld/%lx/%lx\n", - card->para[0], card->para[1], card->para[2]); + if (!card->para[0] || !card->para[1] || + !card->para[2]) { + printk(KERN_ERR "NiccyPnP:some resources are " + "missing %ld/%lx/%lx\n", + card->para[0], card->para[1], + card->para[2]); pnp_disable_dev(pnp_d); - return(0); + return 0; } - } else { + } else printk(KERN_INFO "NiccyPnP: no ISAPnP card found\n"); - } } #endif if (card->para[1]) { @@ -291,50 +286,51 @@ setup_niccy(struct IsdnCard *card) cs->subtyp = NICCY_PNP; cs->irq = card->para[0]; if (!request_region(cs->hw.niccy.isac, 2, "niccy data")) { - printk(KERN_WARNING - "HiSax: %s data port %x-%x already in use\n", - CardType[card->typ], - cs->hw.niccy.isac, - cs->hw.niccy.isac + 1); - return (0); + printk(KERN_WARNING "HiSax: %s data port %x-%x " + "already in use\n", CardType[card->typ], + cs->hw.niccy.isac, cs->hw.niccy.isac + 1); + return 0; } if (!request_region(cs->hw.niccy.isac_ale, 2, "niccy addr")) { - printk(KERN_WARNING - "HiSax: %s address port %x-%x already in use\n", - CardType[card->typ], + printk(KERN_WARNING "HiSax: %s address port %x-%x " + "already in use\n", CardType[card->typ], cs->hw.niccy.isac_ale, cs->hw.niccy.isac_ale + 1); release_region(cs->hw.niccy.isac, 2); - return (0); + return 0; } } else { #ifdef CONFIG_PCI u_int pci_ioaddr; cs->subtyp = 0; if ((niccy_dev = pci_find_device(PCI_VENDOR_ID_SATSAGEM, - PCI_DEVICE_ID_SATSAGEM_NICCY, niccy_dev))) { + PCI_DEVICE_ID_SATSAGEM_NICCY, + niccy_dev))) { if (pci_enable_device(niccy_dev)) - return(0); + return 0; /* get IRQ */ if (!niccy_dev->irq) { - printk(KERN_WARNING "Niccy: No IRQ for PCI card found\n"); - return(0); + printk(KERN_WARNING + "Niccy: No IRQ for PCI card found\n"); + return 0; } cs->irq = niccy_dev->irq; cs->hw.niccy.cfg_reg = pci_resource_start(niccy_dev, 0); if (!cs->hw.niccy.cfg_reg) { - printk(KERN_WARNING "Niccy: No IO-Adr for PCI cfg found\n"); - return(0); + printk(KERN_WARNING + "Niccy: No IO-Adr for PCI cfg found\n"); + return 0; } pci_ioaddr = pci_resource_start(niccy_dev, 1); if (!pci_ioaddr) { - printk(KERN_WARNING "Niccy: No IO-Adr for PCI card found\n"); - return(0); + printk(KERN_WARNING + "Niccy: No IO-Adr for PCI card found\n"); + return 0; } cs->subtyp = NICCY_PCI; } else { printk(KERN_WARNING "Niccy: No PCI card found\n"); - return(0); + return 0; } cs->irq_flags |= IRQF_SHARED; cs->hw.niccy.isac = pci_ioaddr + ISAC_PCI_DATA; @@ -343,29 +339,28 @@ setup_niccy(struct IsdnCard *card) cs->hw.niccy.hscx_ale = pci_ioaddr + HSCX_PCI_ADDR; if (!request_region(cs->hw.niccy.isac, 4, "niccy")) { printk(KERN_WARNING - "HiSax: %s data port %x-%x already in use\n", - CardType[card->typ], - cs->hw.niccy.isac, - cs->hw.niccy.isac + 4); - return (0); + "HiSax: %s data port %x-%x already in use\n", + CardType[card->typ], + cs->hw.niccy.isac, cs->hw.niccy.isac + 4); + return 0; } if (!request_region(cs->hw.niccy.cfg_reg, 0x40, "niccy pci")) { printk(KERN_WARNING "HiSax: %s pci port %x-%x already in use\n", - CardType[card->typ], - cs->hw.niccy.cfg_reg, - cs->hw.niccy.cfg_reg + 0x40); + CardType[card->typ], + cs->hw.niccy.cfg_reg, + cs->hw.niccy.cfg_reg + 0x40); release_region(cs->hw.niccy.isac, 4); - return (0); + return 0; } #else printk(KERN_WARNING "Niccy: io0 0 and NO_PCI_BIOS\n"); printk(KERN_WARNING "Niccy: unable to config NICCY PCI\n"); - return (0); -#endif /* CONFIG_PCI */ + return 0; +#endif /* CONFIG_PCI */ } printk(KERN_INFO "HiSax: %s %s config irq:%d data:0x%X ale:0x%X\n", - CardType[cs->typ], (cs->subtyp==1) ? "PnP":"PCI", + CardType[cs->typ], (cs->subtyp == 1) ? "PnP" : "PCI", cs->irq, cs->hw.niccy.isac, cs->hw.niccy.isac_ale); setup_isac(cs); cs->readisac = &ReadISAC; @@ -379,10 +374,10 @@ setup_niccy(struct IsdnCard *card) cs->irq_func = &niccy_interrupt; ISACVersion(cs, "Niccy:"); if (HscxVersion(cs, "Niccy:")) { - printk(KERN_WARNING - "Niccy: wrong HSCX versions check IO address\n"); + printk(KERN_WARNING "Niccy: wrong HSCX versions check IO " + "address\n"); release_io_niccy(cs); - return (0); + return 0; } - return (1); + return 1; } |