ide: correctly prevent IDE timer expiry function to run if request was already handled

[linux-2.6-omap-h63xx.git] / drivers / ide / legacy / ali14xx.c

diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c
index 9c544467cb74a50bf09aa24cd1a9e954d7e6e002..91961aa030474fa02057f8ed2e8dd270b69f87d3 100644 (file)
--- a/drivers/ide/legacy/ali14xx.c
+++ b/drivers/ide/legacy/ali14xx.c
@@ -37,8 +37,6 @@
  * mode 4 for a while now with no trouble.)  -Derek
  */
 
-#undef REALLY_SLOW_IO           /* most systems can safely undef this */
-
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
@@ -230,9 +228,17 @@ static int __init ali14xx_probe(void)
        return 0;
 }
 
+int probe_ali14xx = 0;
+
+module_param_named(probe, probe_ali14xx, bool, 0);
+MODULE_PARM_DESC(probe, "probe for ALI M14xx chipsets");
+
 /* Can be called directly from ide.c. */
 int __init ali14xx_init(void)
 {
+       if (probe_ali14xx == 0)
+               goto out;
+
        /* auto-detect IDE controller port */
        if (findPort()) {
                if (ali14xx_probe())
@@ -240,6 +246,7 @@ int __init ali14xx_init(void)
                return 0;
        }
        printk(KERN_ERR "ali14xx: not found.\n");
+out:
        return -ENODEV;
 }