diff options
Diffstat (limited to 'drivers/tty/hvc')
-rw-r--r-- | drivers/tty/hvc/hvc_beat.c | 2 | ||||
-rw-r--r-- | drivers/tty/hvc/hvc_console.c | 1 | ||||
-rw-r--r-- | drivers/tty/hvc/hvc_rtas.c | 2 | ||||
-rw-r--r-- | drivers/tty/hvc/hvc_udbg.c | 2 | ||||
-rw-r--r-- | drivers/tty/hvc/hvc_xen.c | 2 | ||||
-rw-r--r-- | drivers/tty/hvc/hvcs.c | 30 | ||||
-rw-r--r-- | drivers/tty/hvc/hvsi.c | 8 |
7 files changed, 18 insertions, 29 deletions
diff --git a/drivers/tty/hvc/hvc_beat.c b/drivers/tty/hvc/hvc_beat.c index 5fe4631..1560d23 100644 --- a/drivers/tty/hvc/hvc_beat.c +++ b/drivers/tty/hvc/hvc_beat.c @@ -113,7 +113,7 @@ static int __init hvc_beat_init(void) if (!firmware_has_feature(FW_FEATURE_BEAT)) return -ENODEV; - hp = hvc_alloc(0, NO_IRQ, &hvc_beat_get_put_ops, 16); + hp = hvc_alloc(0, 0, &hvc_beat_get_put_ops, 16); if (IS_ERR(hp)) return PTR_ERR(hp); hvc_beat_dev = hp; diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index b6b2d18..8880adf 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -917,7 +917,6 @@ static int hvc_init(void) goto out; } - drv->owner = THIS_MODULE; drv->driver_name = "hvc"; drv->name = "hvc"; drv->major = HVC_MAJOR; diff --git a/drivers/tty/hvc/hvc_rtas.c b/drivers/tty/hvc/hvc_rtas.c index 61c4a61..0069bb8 100644 --- a/drivers/tty/hvc/hvc_rtas.c +++ b/drivers/tty/hvc/hvc_rtas.c @@ -94,7 +94,7 @@ static int __init hvc_rtas_init(void) /* Allocate an hvc_struct for the console device we instantiated * earlier. Save off hp so that we can return it on exit */ - hp = hvc_alloc(hvc_rtas_cookie, NO_IRQ, &hvc_rtas_get_put_ops, 16); + hp = hvc_alloc(hvc_rtas_cookie, 0, &hvc_rtas_get_put_ops, 16); if (IS_ERR(hp)) return PTR_ERR(hp); diff --git a/drivers/tty/hvc/hvc_udbg.c b/drivers/tty/hvc/hvc_udbg.c index 2259c6e..7222827 100644 --- a/drivers/tty/hvc/hvc_udbg.c +++ b/drivers/tty/hvc/hvc_udbg.c @@ -72,7 +72,7 @@ static int __init hvc_udbg_init(void) BUG_ON(hvc_udbg_dev); - hp = hvc_alloc(0, NO_IRQ, &hvc_udbg_ops, 16); + hp = hvc_alloc(0, 0, &hvc_udbg_ops, 16); if (IS_ERR(hp)) return PTR_ERR(hp); diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c index 52fdf60..a1b0a75 100644 --- a/drivers/tty/hvc/hvc_xen.c +++ b/drivers/tty/hvc/hvc_xen.c @@ -176,7 +176,7 @@ static int __init xen_hvc_init(void) xencons_irq = bind_evtchn_to_irq(xen_start_info->console.domU.evtchn); } if (xencons_irq < 0) - xencons_irq = 0; /* NO_IRQ */ + xencons_irq = 0; else irq_set_noprobe(xencons_irq); diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c index b9040be..d237591 100644 --- a/drivers/tty/hvc/hvcs.c +++ b/drivers/tty/hvc/hvcs.c @@ -1090,27 +1090,23 @@ static int hvcs_enable_device(struct hvcs_struct *hvcsd, uint32_t unit_address, */ static struct hvcs_struct *hvcs_get_by_index(int index) { - struct hvcs_struct *hvcsd = NULL; + struct hvcs_struct *hvcsd; unsigned long flags; spin_lock(&hvcs_structs_lock); - /* We can immediately discard OOB requests */ - if (index >= 0 && index < HVCS_MAX_SERVER_ADAPTERS) { - list_for_each_entry(hvcsd, &hvcs_structs, next) { - spin_lock_irqsave(&hvcsd->lock, flags); - if (hvcsd->index == index) { - kref_get(&hvcsd->kref); - spin_unlock_irqrestore(&hvcsd->lock, flags); - spin_unlock(&hvcs_structs_lock); - return hvcsd; - } + list_for_each_entry(hvcsd, &hvcs_structs, next) { + spin_lock_irqsave(&hvcsd->lock, flags); + if (hvcsd->index == index) { + kref_get(&hvcsd->kref); spin_unlock_irqrestore(&hvcsd->lock, flags); + spin_unlock(&hvcs_structs_lock); + return hvcsd; } - hvcsd = NULL; + spin_unlock_irqrestore(&hvcsd->lock, flags); } - spin_unlock(&hvcs_structs_lock); - return hvcsd; + + return NULL; } /* @@ -1203,7 +1199,7 @@ static void hvcs_close(struct tty_struct *tty, struct file *filp) { struct hvcs_struct *hvcsd; unsigned long flags; - int irq = NO_IRQ; + int irq; /* * Is someone trying to close the file associated with this device after @@ -1264,7 +1260,7 @@ static void hvcs_hangup(struct tty_struct * tty) struct hvcs_struct *hvcsd = tty->driver_data; unsigned long flags; int temp_open_count; - int irq = NO_IRQ; + int irq; spin_lock_irqsave(&hvcsd->lock, flags); /* Preserve this so that we know how many kref refs to put */ @@ -1499,8 +1495,6 @@ static int __devinit hvcs_initialize(void) goto index_fail; } - hvcs_tty_driver->owner = THIS_MODULE; - hvcs_tty_driver->driver_name = hvcs_driver_name; hvcs_tty_driver->name = hvcs_device_node; diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c index cdfa3e0..a7488b7 100644 --- a/drivers/tty/hvc/hvsi.c +++ b/drivers/tty/hvc/hvsi.c @@ -737,14 +737,11 @@ static int hvsi_open(struct tty_struct *tty, struct file *filp) { struct hvsi_struct *hp; unsigned long flags; - int line = tty->index; int ret; pr_debug("%s\n", __func__); - if (line < 0 || line >= hvsi_count) - return -ENODEV; - hp = &hvsi_ports[line]; + hp = &hvsi_ports[tty->index]; tty->driver_data = hp; @@ -1088,7 +1085,6 @@ static int __init hvsi_init(void) if (!hvsi_driver) return -ENOMEM; - hvsi_driver->owner = THIS_MODULE; hvsi_driver->driver_name = "hvsi"; hvsi_driver->name = "hvsi"; hvsi_driver->major = HVSI_MAJOR; @@ -1237,7 +1233,7 @@ static int __init hvsi_console_init(void) hp->state = HVSI_CLOSED; hp->vtermno = *vtermno; hp->virq = irq_create_mapping(NULL, irq[0]); - if (hp->virq == NO_IRQ) { + if (hp->virq == 0) { printk(KERN_ERR "%s: couldn't create irq mapping for 0x%x\n", __func__, irq[0]); continue; |