[MIPS] RTLX: Sprinkle device model code into code to make udev happier.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index 8610f4a..f29e93c6 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>
@@ -498,7 +500,8 @@
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 @@
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 @@
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);
}