Merge ../linux-2.6-watchdog-mm
[linux-drm-fsl-dcu.git] / drivers / isdn / hisax / niccy.c
index 79a97b1c381263d7ebc75602a3386ed8c422c765..e5918c6fe73d09bfb99a4dc91f05ca2c4b09646b 100644 (file)
@@ -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 +122,7 @@ 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 IsdnCardState *cs = dev_id;
        u_char val;
@@ -141,21 +132,23 @@ 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 +161,21 @@ 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 +187,7 @@ 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;
@@ -207,38 +199,36 @@ 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 __initdata = NULL;
+static struct pci_dev *niccy_dev __devinitdata = NULL;
 #ifdef __ISAPNP__
 static struct pnp_card *pnp_c __devinitdata = NULL;
 #endif
 
-int __init
-setup_niccy(struct IsdnCard *card)
+int __devinit setup_niccy(struct IsdnCard *card)
 {
        struct IsdnCardState *cs = card->cs;
        char tmp[64];
@@ -246,40 +236,44 @@ 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 +285,51 @@ 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 +338,28 @@ 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 +373,10 @@ 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;
 }