diff options
Diffstat (limited to 'drivers/char/istallion.c')
-rw-r--r-- | drivers/char/istallion.c | 78 |
1 files changed, 29 insertions, 49 deletions
diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c index 4c69ab97339..5c3dc6b8411 100644 --- a/drivers/char/istallion.c +++ b/drivers/char/istallion.c @@ -767,7 +767,7 @@ static int stli_parsebrd(struct stlconf *confp, char **argp) break; } if (i == ARRAY_SIZE(stli_brdstr)) { - printk("STALLION: unknown board name, %s?\n", argp[0]); + printk(KERN_WARNING "istallion: unknown board name, %s?\n", argp[0]); return 0; } @@ -855,21 +855,8 @@ static void stli_close(struct tty_struct *tty, struct file *filp) return; port = &portp->port; - spin_lock_irqsave(&port->lock, flags); - if (tty_hung_up_p(filp)) { - spin_unlock_irqrestore(&port->lock, flags); - return; - } - if (tty->count == 1 && port->count != 1) - port->count = 1; - if (port->count-- > 1) { - spin_unlock_irqrestore(&port->lock, flags); + if (tty_port_close_start(port, tty, filp) == 0) return; - } - - port->flags |= ASYNC_CLOSING; - tty->closing = 1; - spin_unlock_irqrestore(&port->lock, flags); /* * May want to wait for data to drain before closing. The BUSY flag @@ -882,6 +869,8 @@ static void stli_close(struct tty_struct *tty, struct file *filp) stli_flushchars(tty); spin_unlock_irqrestore(&stli_lock, flags); + /* We end up doing this twice for the moment. This needs looking at + eventually. Note we still use portp->closing_wait as a result */ if (portp->closing_wait != ASYNC_CLOSING_WAIT_NONE) tty_wait_until_sent(tty, portp->closing_wait); @@ -905,17 +894,8 @@ static void stli_close(struct tty_struct *tty, struct file *filp) set_bit(ST_DOFLUSHRX, &portp->state); stli_flushbuffer(tty); - tty->closing = 0; - tty_port_tty_set(&portp->port, NULL); - - if (port->blocked_open) { - if (portp->close_delay) - msleep_interruptible(jiffies_to_msecs(portp->close_delay)); - wake_up_interruptible(&port->open_wait); - } - - port->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); - wake_up_interruptible(&port->close_wait); + tty_port_close_end(port, tty); + tty_port_tty_set(port, NULL); } /*****************************************************************************/ @@ -1482,7 +1462,7 @@ static int stli_getserial(struct stliport *portp, struct serial_struct __user *s sio.irq = 0; sio.flags = portp->port.flags; sio.baud_base = portp->baud_base; - sio.close_delay = portp->close_delay; + sio.close_delay = portp->port.close_delay; sio.closing_wait = portp->closing_wait; sio.custom_divisor = portp->custom_divisor; sio.xmit_fifo_size = 0; @@ -1514,7 +1494,7 @@ static int stli_setserial(struct tty_struct *tty, struct serial_struct __user *s return -EFAULT; if (!capable(CAP_SYS_ADMIN)) { if ((sio.baud_base != portp->baud_base) || - (sio.close_delay != portp->close_delay) || + (sio.close_delay != portp->port.close_delay) || ((sio.flags & ~ASYNC_USR_MASK) != (portp->port.flags & ~ASYNC_USR_MASK))) return -EPERM; @@ -1523,7 +1503,7 @@ static int stli_setserial(struct tty_struct *tty, struct serial_struct __user *s portp->port.flags = (portp->port.flags & ~ASYNC_USR_MASK) | (sio.flags & ASYNC_USR_MASK); portp->baud_base = sio.baud_base; - portp->close_delay = sio.close_delay; + portp->port.close_delay = sio.close_delay; portp->closing_wait = sio.closing_wait; portp->custom_divisor = sio.custom_divisor; @@ -2065,7 +2045,7 @@ static void __stli_sendcmd(struct stlibrd *brdp, struct stliport *portp, unsigne unsigned char __iomem *bits; if (test_bit(ST_CMDING, &portp->state)) { - printk(KERN_ERR "STALLION: command already busy, cmd=%x!\n", + printk(KERN_ERR "istallion: command already busy, cmd=%x!\n", (int) cmd); return; } @@ -2625,7 +2605,7 @@ static int stli_initports(struct stlibrd *brdp) for (i = 0, panelnr = 0, panelport = 0; (i < brdp->nrports); i++) { portp = kzalloc(sizeof(struct stliport), GFP_KERNEL); if (!portp) { - printk("STALLION: failed to allocate port structure\n"); + printk(KERN_WARNING "istallion: failed to allocate port structure\n"); continue; } tty_port_init(&portp->port); @@ -2635,7 +2615,7 @@ static int stli_initports(struct stlibrd *brdp) portp->brdnr = brdp->brdnr; portp->panelnr = panelnr; portp->baud_base = STL_BAUDBASE; - portp->close_delay = STL_CLOSEDELAY; + portp->port.close_delay = STL_CLOSEDELAY; portp->closing_wait = 30 * HZ; init_waitqueue_head(&portp->port.open_wait); init_waitqueue_head(&portp->port.close_wait); @@ -2692,7 +2672,7 @@ static void __iomem *stli_ecpgetmemptr(struct stlibrd *brdp, unsigned long offse unsigned char val; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), brd=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -2766,7 +2746,7 @@ static void __iomem *stli_ecpeigetmemptr(struct stlibrd *brdp, unsigned long off unsigned char val; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), brd=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -2818,7 +2798,7 @@ static void __iomem *stli_ecpmcgetmemptr(struct stlibrd *brdp, unsigned long off unsigned char val; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), brd=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -2863,7 +2843,7 @@ static void __iomem *stli_ecppcigetmemptr(struct stlibrd *brdp, unsigned long of unsigned char val; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), board=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -2928,7 +2908,7 @@ static void __iomem *stli_onbgetmemptr(struct stlibrd *brdp, unsigned long offse void __iomem *ptr; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), brd=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -2994,7 +2974,7 @@ static void __iomem *stli_onbegetmemptr(struct stlibrd *brdp, unsigned long offs unsigned char val; if (offset > brdp->memsize) { - printk(KERN_ERR "STALLION: shared memory pointer=%x out of " + printk(KERN_ERR "istallion: shared memory pointer=%x out of " "range at line=%d(%d), brd=%d\n", (int) offset, line, __LINE__, brdp->brdnr); ptr = NULL; @@ -3433,7 +3413,7 @@ static int stli_startbrd(struct stlibrd *brdp) #endif if (nrdevs < (brdp->nrports + 1)) { - printk(KERN_ERR "STALLION: slave failed to allocate memory for " + printk(KERN_ERR "istallion: slave failed to allocate memory for " "all devices, devices=%d\n", nrdevs); brdp->nrports = nrdevs - 1; } @@ -3443,13 +3423,13 @@ static int stli_startbrd(struct stlibrd *brdp) brdp->bitsize = (nrdevs + 7) / 8; memoff = readl(&hdrp->memp); if (memoff > brdp->memsize) { - printk(KERN_ERR "STALLION: corrupted shared memory region?\n"); + printk(KERN_ERR "istallion: corrupted shared memory region?\n"); rc = -EIO; goto stli_donestartup; } memp = (cdkmem_t __iomem *) EBRDGETMEMPTR(brdp, memoff); if (readw(&memp->dtype) != TYP_ASYNCTRL) { - printk(KERN_ERR "STALLION: no slave control device found\n"); + printk(KERN_ERR "istallion: no slave control device found\n"); goto stli_donestartup; } memp++; @@ -3534,7 +3514,7 @@ static int __devinit stli_brdinit(struct stlibrd *brdp) retval = stli_initonb(brdp); break; default: - printk(KERN_ERR "STALLION: board=%d is unknown board " + printk(KERN_ERR "istallion: board=%d is unknown board " "type=%d\n", brdp->brdnr, brdp->brdtype); retval = -ENODEV; } @@ -3543,7 +3523,7 @@ static int __devinit stli_brdinit(struct stlibrd *brdp) return retval; stli_initports(brdp); - printk(KERN_INFO "STALLION: %s found, board=%d io=%x mem=%x " + printk(KERN_INFO "istallion: %s found, board=%d io=%x mem=%x " "nrpanels=%d nrports=%d\n", stli_brdnames[brdp->brdtype], brdp->brdnr, brdp->iobase, (int) brdp->memaddr, brdp->nrpanels, brdp->nrports); @@ -3637,7 +3617,7 @@ static int stli_eisamemprobe(struct stlibrd *brdp) if (! foundit) { brdp->memaddr = 0; brdp->membase = NULL; - printk(KERN_ERR "STALLION: failed to probe shared memory " + printk(KERN_ERR "istallion: failed to probe shared memory " "region for %s in EISA slot=%d\n", stli_brdnames[brdp->brdtype], (brdp->iobase >> 12)); return -ENODEV; @@ -3782,7 +3762,7 @@ static int __devinit stli_pciprobe(struct pci_dev *pdev, mutex_lock(&stli_brdslock); brdnr = stli_getbrdnr(); if (brdnr < 0) { - printk(KERN_INFO "STALLION: too many boards found, " + printk(KERN_INFO "istallion: too many boards found, " "maximum supported %d\n", STL_MAXBRDS); mutex_unlock(&stli_brdslock); retval = -EIO; @@ -3854,7 +3834,7 @@ static struct stlibrd *stli_allocbrd(void) brdp = kzalloc(sizeof(struct stlibrd), GFP_KERNEL); if (!brdp) { - printk(KERN_ERR "STALLION: failed to allocate memory " + printk(KERN_ERR "istallion: failed to allocate memory " "(size=%Zd)\n", sizeof(struct stlibrd)); return NULL; } @@ -4493,7 +4473,7 @@ static int __init istallion_module_init(void) stli_txcookbuf = kmalloc(STLI_TXBUFSIZE, GFP_KERNEL); if (!stli_txcookbuf) { - printk(KERN_ERR "STALLION: failed to allocate memory " + printk(KERN_ERR "istallion: failed to allocate memory " "(size=%d)\n", STLI_TXBUFSIZE); retval = -ENOMEM; goto err; @@ -4518,7 +4498,7 @@ static int __init istallion_module_init(void) retval = tty_register_driver(stli_serial); if (retval) { - printk(KERN_ERR "STALLION: failed to register serial driver\n"); + printk(KERN_ERR "istallion: failed to register serial driver\n"); goto err_ttyput; } @@ -4532,7 +4512,7 @@ static int __init istallion_module_init(void) */ retval = register_chrdev(STL_SIOMEMMAJOR, "staliomem", &stli_fsiomem); if (retval) { - printk(KERN_ERR "STALLION: failed to register serial memory " + printk(KERN_ERR "istallion: failed to register serial memory " "device\n"); goto err_deinit; } |