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author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-31 20:15:24 +0200 |
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committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-31 20:15:24 +0200 |
commit | 52913ab2c6f760c2af9f9396765ce8fa1a2baf17 (patch) | |
tree | 93070d955c92612a92fa0df64a5603cc65525262 /drivers/ide/ide-generic.c | |
parent | f094d4d83bccee9277ddb6aadccf35747889426b (diff) | |
download | op-kernel-dev-52913ab2c6f760c2af9f9396765ce8fa1a2baf17.zip op-kernel-dev-52913ab2c6f760c2af9f9396765ce8fa1a2baf17.tar.gz |
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>
Diffstat (limited to 'drivers/ide/ide-generic.c')
-rw-r--r-- | drivers/ide/ide-generic.c | 68 |
1 files changed, 1 insertions, 67 deletions
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 @@ 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; } |