X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fip2%2Fip2main.c;h=7c70310a49b5b48a771a86f188f8489521c07123;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=03db1cb3fa95c1ec8460b84a1a3a527c96841025;hpb=16cf0ec7408f389279d413869e94c1a351392f97;p=linux-2.6.git diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c index 03db1cb3f..7c70310a4 100644 --- a/drivers/char/ip2/ip2main.c +++ b/drivers/char/ip2/ip2main.c @@ -82,7 +82,6 @@ /************/ /* Includes */ /************/ -#include #include #include @@ -91,7 +90,6 @@ #include #include #include -#include #include #include #include @@ -179,7 +177,7 @@ static int ip2_write_room(PTTY); static int ip2_chars_in_buf(PTTY); static void ip2_flush_buffer(PTTY); static int ip2_ioctl(PTTY, struct file *, UINT, ULONG); -static void ip2_set_termios(PTTY, struct termios *); +static void ip2_set_termios(PTTY, struct ktermios *); static void ip2_set_line_discipline(PTTY); static void ip2_throttle(PTTY); static void ip2_unthrottle(PTTY); @@ -191,16 +189,16 @@ static int ip2_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); static void set_irq(int, int); -static void ip2_interrupt_bh(i2eBordStrPtr pB); -static irqreturn_t ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs); +static void ip2_interrupt_bh(struct work_struct *work); +static irqreturn_t ip2_interrupt(int irq, void *dev_id); static void ip2_poll(unsigned long arg); static inline void service_all_boards(void); -static void do_input(void *p); -static void do_status(void *p); +static void do_input(struct work_struct *); +static void do_status(struct work_struct *); static void ip2_wait_until_sent(PTTY,int); -static void set_params (i2ChanStrPtr, struct termios *); +static void set_params (i2ChanStrPtr, struct ktermios *); static int get_serial_info(i2ChanStrPtr, struct serial_struct __user *); static int set_serial_info(i2ChanStrPtr, struct serial_struct __user *); @@ -235,7 +233,7 @@ static void *DevTableMem[IP2_MAX_BOARDS]; /* This is the driver descriptor for the ip2ipl device, which is used to * download the loadware to the boards. */ -static struct file_operations ip2_ipl = { +static const struct file_operations ip2_ipl = { .owner = THIS_MODULE, .read = ip2_ipl_read, .write = ip2_ipl_write, @@ -305,7 +303,7 @@ static struct class *ip2_class; // Some functions to keep track of what irq's we have -static int __init +static int is_valid_irq(int irq) { int *i = Valid_Irqs; @@ -316,14 +314,14 @@ is_valid_irq(int irq) return (*i); } -static void __init +static void mark_requested_irq( char irq ) { rirqs[iindx++] = irq; } #ifdef MODULE -static int __init +static int clear_requested_irq( char irq ) { int i; @@ -337,7 +335,7 @@ clear_requested_irq( char irq ) } #endif -static int __init +static int have_requested_irq( char irq ) { // array init to zeros so 0 irq will not be requested as a side effect @@ -414,9 +412,7 @@ cleanup_module(void) /* free io addresses and Tibet */ release_region( ip2config.addr[i], 8 ); class_device_destroy(ip2_class, MKDEV(IP2_IPL_MAJOR, 4 * i)); - devfs_remove("ip2/ipl%d", i); class_device_destroy(ip2_class, MKDEV(IP2_IPL_MAJOR, 4 * i + 1)); - devfs_remove("ip2/stat%d", i); } /* Disable and remove interrupt handler. */ if ( (ip2config.irq[i] > 0) && have_requested_irq(ip2config.irq[i]) ) { @@ -425,7 +421,6 @@ cleanup_module(void) } } class_destroy(ip2_class); - devfs_remove("ip2"); if ( ( err = tty_unregister_driver ( ip2_tty_driver ) ) ) { printk(KERN_ERR "IP2: failed to unregister tty driver (%d)\n", err); } @@ -441,6 +436,7 @@ cleanup_module(void) #ifdef CONFIG_PCI if (ip2config.type[i] == PCI && ip2config.pci_dev[i]) { pci_disable_device(ip2config.pci_dev[i]); + pci_dev_put(ip2config.pci_dev[i]); ip2config.pci_dev[i] = NULL; } #endif @@ -462,7 +458,7 @@ cleanup_module(void) } #endif /* MODULE */ -static struct tty_operations ip2_ops = { +static const struct tty_operations ip2_ops = { .open = ip2_open, .close = ip2_close, .write = ip2_write, @@ -496,8 +492,8 @@ static struct tty_operations ip2_ops = { /* initialisation of the devices and driver structures, and registers itself */ /* with the relevant kernel modules. */ /******************************************************************************/ -/* SA_INTERRUPT- if set blocks all interrupts else only this line */ -/* SA_SHIRQ - for shared irq PCI or maybe EISA only */ +/* IRQF_DISABLED - if set blocks all interrupts else only this line */ +/* IRQF_SHARED - for shared irq PCI or maybe EISA only */ /* SA_RANDOM - can be source for cert. random number generators */ #define IP2_SA_FLAGS 0 @@ -510,6 +506,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) static int loaded; i2eBordStrPtr pB = NULL; int rc = -1; + static struct pci_dev *pci_dev_i = NULL; ip2trace (ITRC_NO_PORT, ITRC_INIT, ITRC_ENTER, 0 ); @@ -593,8 +590,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) case PCI: #ifdef CONFIG_PCI { - struct pci_dev *pci_dev_i = NULL; - pci_dev_i = pci_find_device(PCI_VENDOR_ID_COMPUTONE, + pci_dev_i = pci_get_device(PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_IP2EX, pci_dev_i); if (pci_dev_i != NULL) { unsigned int addr; @@ -605,7 +601,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) break; } ip2config.type[i] = PCI; - ip2config.pci_dev[i] = pci_dev_i; + ip2config.pci_dev[i] = pci_dev_get(pci_dev_i); status = pci_read_config_dword(pci_dev_i, PCI_BASE_ADDRESS_1, &addr); if ( addr & 1 ) { @@ -646,6 +642,9 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) break; } /* switch */ } /* for */ + if (pci_dev_i) + pci_dev_put(pci_dev_i); + for ( i = 0; i < IP2_MAX_BOARDS; ++i ) { if ( ip2config.addr[i] ) { pB = kmalloc( sizeof(i2eBordStr), GFP_KERNEL); @@ -675,7 +674,6 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) ip2_tty_driver->owner = THIS_MODULE; ip2_tty_driver->name = "ttyF"; - ip2_tty_driver->devfs_name = "tts/F"; ip2_tty_driver->driver_name = pcDriver_name; ip2_tty_driver->major = IP2_TTY_MAJOR; ip2_tty_driver->minor_start = 0; @@ -683,7 +681,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) ip2_tty_driver->subtype = SERIAL_TYPE_NORMAL; ip2_tty_driver->init_termios = tty_std_termios; ip2_tty_driver->init_termios.c_cflag = B9600|CS8|CREAD|HUPCL|CLOCAL; - ip2_tty_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_NO_DEVFS; + ip2_tty_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; tty_set_operations(ip2_tty_driver, &ip2_ops); ip2trace (ITRC_NO_PORT, ITRC_INIT, 3, 0 ); @@ -724,26 +722,9 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize) class_device_create(ip2_class, NULL, MKDEV(IP2_IPL_MAJOR, 4 * i), NULL, "ipl%d", i); - err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i), - S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR, - "ip2/ipl%d", i); - if (err) { - class_device_destroy(ip2_class, - MKDEV(IP2_IPL_MAJOR, 4 * i)); - goto out_class; - } - class_device_create(ip2_class, NULL, MKDEV(IP2_IPL_MAJOR, 4 * i + 1), NULL, "stat%d", i); - err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i + 1), - S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR, - "ip2/stat%d", i); - if (err) { - class_device_destroy(ip2_class, - MKDEV(IP2_IPL_MAJOR, 4 * i + 1)); - goto out_class; - } for ( box = 0; box < ABS_MAX_BOXES; ++box ) { @@ -776,7 +757,7 @@ retry: if (have_requested_irq(ip2config.irq[i])) continue; rc = request_irq( ip2config.irq[i], ip2_interrupt, - IP2_SA_FLAGS | (ip2config.type[i] == PCI ? SA_SHIRQ : 0), + IP2_SA_FLAGS | (ip2config.type[i] == PCI ? IRQF_SHARED : 0), pcName, (void *)&pcName); if (rc) { printk(KERN_ERR "IP2: an request_irq failed: error %d\n",rc); @@ -798,8 +779,6 @@ retry: ip2trace (ITRC_NO_PORT, ITRC_INIT, ITRC_RETURN, 0 ); goto out; -out_class: - class_destroy(ip2_class); out_chrdev: unregister_chrdev(IP2_IPL_MAJOR, "ip2"); out: @@ -818,7 +797,7 @@ EXPORT_SYMBOL(ip2_loadmain); /* the board, the channel structures are initialized, and the board details */ /* are reported on the console. */ /******************************************************************************/ -static void __init +static void ip2_init_board( int boardnum ) { int i; @@ -939,7 +918,7 @@ ip2_init_board( int boardnum ) pCh++; } ex_exit: - INIT_WORK(&pB->tqueue_interrupt, (void(*)(void*)) ip2_interrupt_bh, pB); + INIT_WORK(&pB->tqueue_interrupt, ip2_interrupt_bh); return; err_release_region: @@ -961,7 +940,7 @@ err_initialize: /* EISA motherboard, or no valid board ID is selected it returns 0. Otherwise */ /* it returns the base address of the controller. */ /******************************************************************************/ -static unsigned short __init +static unsigned short find_eisa_board( int start_slot ) { int i, j; @@ -1146,8 +1125,8 @@ service_all_boards(void) /******************************************************************************/ -/* Function: ip2_interrupt_bh(pB) */ -/* Parameters: pB - pointer to the board structure */ +/* Function: ip2_interrupt_bh(work) */ +/* Parameters: work - pointer to the board structure */ /* Returns: Nothing */ /* */ /* Description: */ @@ -1156,8 +1135,9 @@ service_all_boards(void) /* */ /******************************************************************************/ static void -ip2_interrupt_bh(i2eBordStrPtr pB) +ip2_interrupt_bh(struct work_struct *work) { + i2eBordStrPtr pB = container_of(work, i2eBordStr, tqueue_interrupt); // pB better well be set or we have a problem! We can only get // here from the IMMEDIATE queue. Here, we process the boards. // Checking pB doesn't cost much and it saves us from the sanity checkers. @@ -1175,10 +1155,9 @@ ip2_interrupt_bh(i2eBordStrPtr pB) /******************************************************************************/ -/* Function: ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs) */ +/* Function: ip2_interrupt(int irq, void *dev_id) */ /* Parameters: irq - interrupt number */ /* pointer to optional device ID structure */ -/* pointer to register structure */ /* Returns: Nothing */ /* */ /* Description: */ @@ -1194,7 +1173,7 @@ ip2_interrupt_bh(i2eBordStrPtr pB) /* */ /******************************************************************************/ static irqreturn_t -ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs) +ip2_interrupt(int irq, void *dev_id) { int i; i2eBordStrPtr pB; @@ -1258,7 +1237,7 @@ ip2_poll(unsigned long arg) // Just polled boards, IRQ = 0 will hit all non-interrupt boards. // It will NOT poll boards handled by hard interrupts. // The issue of queued BH interrups is handled in ip2_interrupt(). - ip2_interrupt(0, NULL, NULL); + ip2_interrupt(0, NULL); PollTimer.expires = POLL_TIMEOUT; add_timer( &PollTimer ); @@ -1267,9 +1246,9 @@ ip2_poll(unsigned long arg) ip2trace (ITRC_NO_PORT, ITRC_INTR, ITRC_RETURN, 0 ); } -static void do_input(void *p) +static void do_input(struct work_struct *work) { - i2ChanStrPtr pCh = p; + i2ChanStrPtr pCh = container_of(work, i2ChanStr, tqueue_input); unsigned long flags; ip2trace(CHANN, ITRC_INPUT, 21, 0 ); @@ -1301,9 +1280,9 @@ static inline void isig(int sig, struct tty_struct *tty, int flush) } } -static void do_status(void *p) +static void do_status(struct work_struct *work) { - i2ChanStrPtr pCh = p; + i2ChanStrPtr pCh = container_of(work, i2ChanStr, tqueue_status); int status; status = i2GetStatus( pCh, (I2_BRK|I2_PAR|I2_FRA|I2_OVR) ); @@ -1726,7 +1705,7 @@ ip2_write( PTTY tty, const unsigned char *pData, int count) /* This is the actual move bit. Make sure it does what we need!!!!! */ WRITE_LOCK_IRQSAVE(&pCh->Pbuf_spinlock,flags); - bytesSent = i2Output( pCh, pData, count, 0 ); + bytesSent = i2Output( pCh, pData, count); WRITE_UNLOCK_IRQRESTORE(&pCh->Pbuf_spinlock,flags); ip2trace (CHANN, ITRC_WRITE, ITRC_RETURN, 1, bytesSent ); @@ -1786,7 +1765,7 @@ ip2_flush_chars( PTTY tty ) // // We may need to restart i2Output if it does not fullfill this request // - strip = i2Output( pCh, pCh->Pbuf, pCh->Pbuf_stuff, 0 ); + strip = i2Output( pCh, pCh->Pbuf, pCh->Pbuf_stuff); if ( strip != pCh->Pbuf_stuff ) { memmove( pCh->Pbuf, &pCh->Pbuf[strip], pCh->Pbuf_stuff - strip ); } @@ -2419,7 +2398,7 @@ set_serial_info( i2ChanStrPtr pCh, struct serial_struct __user *new_info ) /* */ /******************************************************************************/ static void -ip2_set_termios( PTTY tty, struct termios *old_termios ) +ip2_set_termios( PTTY tty, struct ktermios *old_termios ) { i2ChanStrPtr pCh = (i2ChanStrPtr)tty->driver_data; @@ -2461,11 +2440,11 @@ ip2_set_line_discipline ( PTTY tty ) /* change. */ /******************************************************************************/ static void -set_params( i2ChanStrPtr pCh, struct termios *o_tios ) +set_params( i2ChanStrPtr pCh, struct ktermios *o_tios ) { tcflag_t cflag, iflag, lflag; char stop_char, start_char; - struct termios dummy; + struct ktermios dummy; lflag = pCh->pTTY->termios->c_lflag; cflag = pCh->pTTY->termios->c_cflag; @@ -2721,7 +2700,7 @@ static ssize_t ip2_ipl_read(struct file *pFile, char __user *pData, size_t count, loff_t *off ) { - unsigned int minor = iminor(pFile->f_dentry->d_inode); + unsigned int minor = iminor(pFile->f_path.dentry->d_inode); int rc = 0; #ifdef IP2DEBUG_IPL @@ -3209,3 +3188,10 @@ ip2trace (unsigned short pn, unsigned char cat, unsigned char label, unsigned lo MODULE_LICENSE("GPL"); + +static struct pci_device_id ip2main_pci_tbl[] __devinitdata = { + { PCI_DEVICE(PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_IP2EX) }, + { } +}; + +MODULE_DEVICE_TABLE(pci, ip2main_pci_tbl);