diff options
Diffstat (limited to 'arch/mips/kernel/rtlx.c')
| -rw-r--r-- | arch/mips/kernel/rtlx.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c index 5a99e3e0c96..d92c48e0d7a 100644 --- a/arch/mips/kernel/rtlx.c +++ b/arch/mips/kernel/rtlx.c @@ -17,6 +17,7 @@ * */ +#include <linux/device.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/fs.h> @@ -34,6 +35,7 @@ #include <linux/sched.h> #include <linux/wait.h> #include <asm/mipsmtregs.h> +#include <asm/mips_mt.h> #include <asm/cacheflush.h> #include <asm/atomic.h> #include <asm/cpu.h> @@ -63,7 +65,7 @@ extern void *vpe_get_shared(int index); static void rtlx_dispatch(void) { - do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_RTLX_IRQ); + do_IRQ(MIPS_CPU_IRQ_BASE + MIPS_CPU_RTLX_IRQ); } @@ -476,7 +478,7 @@ static ssize_t file_write(struct file *file, const char __user * buffer, return rtlx_write(minor, (void *)buffer, count, 1); } -static struct file_operations rtlx_fops = { +static const struct file_operations rtlx_fops = { .owner = THIS_MODULE, .open = file_open, .release = file_release, @@ -491,14 +493,15 @@ static struct irqaction rtlx_irq = { .name = "RTLX", }; -static int rtlx_irq_num = MIPSCPU_INT_BASE + MIPS_CPU_RTLX_IRQ; +static int rtlx_irq_num = MIPS_CPU_IRQ_BASE + MIPS_CPU_RTLX_IRQ; static char register_chrdev_failed[] __initdata = KERN_ERR "rtlx_module_init: unable to register device\n"; static int rtlx_module_init(void) { - int i; + struct device *dev; + int i, err; major = register_chrdev(0, module_name, &rtlx_fops); if (major < 0) { @@ -511,6 +514,13 @@ static int rtlx_module_init(void) init_waitqueue_head(&channel_wqs[i].rt_queue); init_waitqueue_head(&channel_wqs[i].lx_queue); channel_wqs[i].in_open = 0; + + dev = device_create(mt_class, NULL, MKDEV(major, i), + "%s%d", module_name, i); + if (IS_ERR(dev)) { + err = PTR_ERR(dev); + goto out_chrdev; + } } /* set up notifiers */ @@ -525,10 +535,21 @@ static int rtlx_module_init(void) setup_irq(rtlx_irq_num, &rtlx_irq); return 0; + +out_chrdev: + for (i = 0; i < RTLX_CHANNELS; i++) + device_destroy(mt_class, MKDEV(major, i)); + + return err; } static void __exit rtlx_module_exit(void) { + int i; + + for (i = 0; i < RTLX_CHANNELS; i++) + device_destroy(mt_class, MKDEV(major, i)); + unregister_chrdev(major, module_name); } |