ide-generic: remove no longer needed sysfs interface

Nowadays we have "ide_generic.probe_mask=" module parameter
and ide_platform host driver so sysfs interface for adding
IDE interfaces is no longer needed.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 1 insertions, 67 deletions

diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index 9d03e8211536..3a93e4c41bf7 100644
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -1,20 +1,12 @@
 /*
  * generic/default IDE host driver
  *
- * Copyright (C) 2004, 2008 Bartlomiej Zolnierkiewicz
+ * Copyright (C) 2004, 2008-2009 Bartlomiej Zolnierkiewicz
  * This code was split off from ide.c.  See it for original copyrights.
  *
  * May be copied or modified under the terms of the GNU General Public License.
  */
 
-/*
- * For special cases new interfaces may be added using sysfs, i.e.
- *
- *      echo -n "0x168:0x36e:10" > /sys/class/ide_generic/add
- *
- * will add an interface using I/O ports 0x168-0x16f/0x36e and IRQ 10.
- */
-
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/module.h>
@@ -36,60 +28,6 @@ static const struct ide_port_info ide_generic_port_info = {
         .host_flags             = IDE_HFLAG_NO_DMA,
 };
 
-static ssize_t store_add(struct class *cls, const char *buf, size_t n)
-{
-        unsigned int base, ctl;
-        int irq, rc;
-        hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
-
-        if (sscanf(buf, "%x:%x:%d", &base, &ctl, &irq) != 3)
-                return -EINVAL;
-
-        memset(&hw, 0, sizeof(hw));
-        ide_std_init_ports(&hw, base, ctl);
-        hw.irq = irq;
-        hw.chipset = ide_generic;
-
-        rc = ide_host_add(&ide_generic_port_info, hws, NULL);
-        if (rc)
-                return rc;
-
-        return n;
-};
-
-static struct class_attribute ide_generic_class_attrs[] = {
-        __ATTR(add, S_IWUSR, NULL, store_add),
-        __ATTR_NULL
-};
-
-static void ide_generic_class_release(struct class *cls)
-{
-        kfree(cls);
-}
-
-static int __init ide_generic_sysfs_init(void)
-{
-        struct class *cls;
-        int rc;
-
-        cls = kzalloc(sizeof(*cls), GFP_KERNEL);
-        if (!cls)
-                return -ENOMEM;
-
-        cls->name = DRV_NAME;
-        cls->owner = THIS_MODULE;
-        cls->class_release = ide_generic_class_release;
-        cls->class_attrs = ide_generic_class_attrs;
-
-        rc = class_register(cls);
-        if (rc) {
-                kfree(cls);
-                return rc;
-        }
-
-        return 0;
-}
-
 #if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_MAPPI2) \
         || defined(CONFIG_PLAT_OPSPUT)
 static const u16 legacy_bases[] = { 0x1f0 };
@@ -196,10 +134,6 @@ static int __init ide_generic_init(void)
                 }
         }
 
-        if (ide_generic_sysfs_init())
-                printk(KERN_ERR DRV_NAME ": failed to create ide_generic "
-                                         "class\n");
-
         return rc;
 }