diff options
Diffstat (limited to 'drivers/char/snsc.c')
| -rw-r--r-- | drivers/char/snsc.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c index 56c8243cdb73..07e0b75f2338 100644 --- a/drivers/char/snsc.c +++ b/drivers/char/snsc.c @@ -105,7 +105,7 @@ scdrv_open(struct inode *inode, struct file *file) /* hook this subchannel up to the system controller interrupt */ rv = request_irq(SGI_UART_VECTOR, scdrv_interrupt, - SA_SHIRQ | SA_INTERRUPT, + IRQF_SHARED | IRQF_DISABLED, SYSCTL_BASENAME, sd); if (rv) { ia64_sn_irtr_close(sd->sd_nasid, sd->sd_subch); @@ -347,7 +347,7 @@ scdrv_poll(struct file *file, struct poll_table_struct *wait) return mask; } -static struct file_operations scdrv_fops = { +static const struct file_operations scdrv_fops = { .owner = THIS_MODULE, .read = scdrv_read, .write = scdrv_write, @@ -374,7 +374,12 @@ scdrv_init(void) struct sysctl_data_s *scd; void *salbuf; dev_t first_dev, dev; - nasid_t event_nasid = ia64_sn_get_console_nasid(); + nasid_t event_nasid; + + if (!ia64_platform_is("sn2")) + return -ENODEV; + + event_nasid = ia64_sn_get_console_nasid(); if (alloc_chrdev_region(&first_dev, 0, num_cnodes, SYSCTL_BASENAME) < 0) { |