optimize the performance of the minstrel rate algorithm - don't sample lower rates...

[openwrt.git] / target / linux / aruba-2.6 / patches / 004-wdt.patch

diff --git a/target/linux/aruba-2.6/patches/004-wdt.patch b/target/linux/aruba-2.6/patches/004-wdt.patch
index 15fbffa..74731b2 100644 (file)
--- a/target/linux/aruba-2.6/patches/004-wdt.patch
+++ b/target/linux/aruba-2.6/patches/004-wdt.patch
@@ -1,117 +1,3 @@
-diff -Nur linux-2.6.15.1/drivers/char/watchdog/wdt_merlot.c linux-2.6.15.1-openwrt/drivers/char/watchdog/wdt_merlot.c
---- linux-2.6.15.1/drivers/char/watchdog/wdt_merlot.c  2006-01-26 21:14:02.204626250 -0800
-+++ linux-2.6.15.1-openwrt/drivers/char/watchdog/wdt_merlot.c  2006-02-02 20:31:43.000000000 -0800
-@@ -0,0 +1,110 @@
-+#include <linux/config.h>
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <linux/miscdevice.h>
-+#include <linux/watchdog.h>
-+#include <linux/fs.h>
-+
-+#include <asm/io.h>
-+#include <asm/uaccess.h>
-+#include <asm/system.h>
-+#include <asm/bootinfo.h>
-+
-+extern unsigned long mips_machtype;
-+
-+static unsigned long wdt_is_open;
-+static struct timer_list wdt_timer;
-+
-+static void wdt_merlot_refresh(void)
-+{
-+    volatile __u32 *wdt;
-+    switch (mips_machtype) {
-+    case MACH_ARUBA_AP70:
-+      wdt = (__u32 *) 0xb8030034;
-+      *wdt = 0x10000000;
-+      break;
-+    default:
-+      wdt = (__u32 *) 0xbc00300c;
-+      *wdt = 0x40000000;
-+      break;
-+    }
-+}
-+
-+static void wdt_merlot_timer_fn(unsigned long data)
-+{
-+    wdt_merlot_refresh();
-+    if (!test_bit(1, &wdt_is_open))
-+      mod_timer(&wdt_timer, jiffies + HZ);
-+}
-+
-+static int wdt_merlot_setup_timer(void)
-+{
-+
-+    init_timer(&wdt_timer);
-+    wdt_timer.function = wdt_merlot_timer_fn;
-+    wdt_timer.data = 0;
-+    wdt_timer.expires = jiffies + HZ;
-+    add_timer(&wdt_timer);
-+    return 0;
-+}
-+
-+static int wdt_open(struct inode *inode, struct file *file)
-+{
-+    if (test_and_set_bit(0, &wdt_is_open))
-+      return -EBUSY;
-+    set_bit(1, &wdt_is_open);
-+    return nonseekable_open(inode, file);
-+}
-+
-+static ssize_t wdt_write(struct file *file, const char __user * buf, size_t count, loff_t * ppos)
-+{
-+    if (count)        /* something was written */
-+      wdt_merlot_refresh();
-+    return count;
-+}
-+
-+static int wdt_release(struct inode *inode, struct file *file)
-+{
-+    clear_bit(0, &wdt_is_open);
-+    return 0;
-+}
-+
-+static struct file_operations wdt_fops = {
-+    .owner = THIS_MODULE,
-+    .llseek = no_llseek,
-+    .write = wdt_write,
-+    .open = wdt_open,
-+    .release = wdt_release,
-+};
-+
-+static struct miscdevice wdt_miscdev = {
-+    .minor = WATCHDOG_MINOR,
-+    .name = "watchdog",
-+    .fops = &wdt_fops,
-+};
-+
-+static void __exit wdt_exit(void)
-+{
-+    misc_deregister(&wdt_miscdev);
-+}
-+
-+static int __init wdt_init(void)
-+{
-+    int ret;
-+    ret = misc_register(&wdt_miscdev);
-+    if (ret) {
-+      printk(KERN_ERR
-+             "wdt: cannot register miscdev on minor=%d (err=%d)\n",
-+             WATCHDOG_MINOR, ret);
-+      misc_deregister(&wdt_miscdev);
-+      goto out;
-+    }
-+    printk("wdt: registered with refresh\n");
-+    wdt_merlot_refresh();
-+    wdt_merlot_setup_timer();
-+  out:
-+    return ret;
-+}
-+
-+module_init(wdt_init);
-+module_exit(wdt_exit);
 diff -Nur linux-2.6.15.3/drivers/char/watchdog/Makefile linux-2.6.15.3-openwrt/drivers/char/watchdog/Makefile
 --- linux-2.6.15.3/drivers/char/watchdog/Makefile      2006-02-22 10:04:18.596278000 -0800
 +++ linux-2.6.15.3-openwrt/drivers/char/watchdog/Makefile      2006-02-22 10:06:21.400960000 -0800