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>
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index 9d03e82..3a93e4c 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 @@
.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 @@
}
}
- if (ide_generic_sysfs_init())
- printk(KERN_ERR DRV_NAME ": failed to create ide_generic "
- "class\n");
-
return rc;
}