aboutsummaryrefslogtreecommitdiff
path: root/arch/mips/kernel/vpe.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/kernel/vpe.c')
-rw-r--r--arch/mips/kernel/vpe.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index 459624969c9..9aca871a307 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -29,6 +29,7 @@
*/
#include <linux/kernel.h>
+#include <linux/device.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/init.h>
@@ -48,6 +49,7 @@
#include <asm/cacheflush.h>
#include <asm/atomic.h>
#include <asm/cpu.h>
+#include <asm/mips_mt.h>
#include <asm/processor.h>
#include <asm/system.h>
#include <asm/vpe.h>
@@ -64,6 +66,7 @@ typedef void *vpe_handle;
static char module_name[] = "vpe";
static int major;
+static const int minor = 1; /* fixed for now */
#ifdef CONFIG_MIPS_APSP_KSPD
static struct kspd_notifications kspd_events;
@@ -1205,7 +1208,7 @@ static ssize_t vpe_write(struct file *file, const char __user * buffer,
return ret;
}
-static struct file_operations vpe_fops = {
+static const struct file_operations vpe_fops = {
.owner = THIS_MODULE,
.open = vpe_open,
.release = vpe_release,
@@ -1365,12 +1368,15 @@ static void kspd_sp_exit( int sp_id)
}
#endif
+static struct device *vpe_dev;
+
static int __init vpe_module_init(void)
{
struct vpe *v = NULL;
+ struct device *dev;
struct tc *t;
unsigned long val;
- int i;
+ int i, err;
if (!cpu_has_mipsmt) {
printk("VPE loader: not a MIPS MT capable processor\n");
@@ -1383,6 +1389,14 @@ static int __init vpe_module_init(void)
return major;
}
+ dev = device_create(mt_class, NULL, MKDEV(major, minor),
+ "tc%d", minor);
+ if (IS_ERR(dev)) {
+ err = PTR_ERR(dev);
+ goto out_chrdev;
+ }
+ vpe_dev = dev;
+
dmt();
dvpe();
@@ -1478,6 +1492,11 @@ static int __init vpe_module_init(void)
kspd_events.kspd_sp_exit = kspd_sp_exit;
#endif
return 0;
+
+out_chrdev:
+ unregister_chrdev(major, module_name);
+
+ return err;
}
static void __exit vpe_module_exit(void)
@@ -1490,6 +1509,7 @@ static void __exit vpe_module_exit(void)
}
}
+ device_destroy(mt_class, MKDEV(major, minor));
unregister_chrdev(major, module_name);
}