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path: root/drivers/ide/ide-proc.c
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Diffstat (limited to 'drivers/ide/ide-proc.c')
-rw-r--r--drivers/ide/ide-proc.c182
1 files changed, 18 insertions, 164 deletions
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 863db44c7916..45c997430332 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -56,19 +56,6 @@ static int ide_imodel_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int ide_imodel_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_imodel_proc_show, PDE_DATA(inode));
-}
-
-static const struct file_operations ide_imodel_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_imodel_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int ide_mate_proc_show(struct seq_file *m, void *v)
{
ide_hwif_t *hwif = (ide_hwif_t *) m->private;
@@ -80,19 +67,6 @@ static int ide_mate_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int ide_mate_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_mate_proc_show, PDE_DATA(inode));
-}
-
-static const struct file_operations ide_mate_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_mate_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int ide_channel_proc_show(struct seq_file *m, void *v)
{
ide_hwif_t *hwif = (ide_hwif_t *) m->private;
@@ -101,19 +75,6 @@ static int ide_channel_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int ide_channel_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_channel_proc_show, PDE_DATA(inode));
-}
-
-static const struct file_operations ide_channel_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_channel_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int ide_identify_proc_show(struct seq_file *m, void *v)
{
ide_drive_t *drive = (ide_drive_t *)m->private;
@@ -141,19 +102,6 @@ static int ide_identify_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int ide_identify_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_identify_proc_show, PDE_DATA(inode));
-}
-
-static const struct file_operations ide_identify_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_identify_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
/**
* ide_find_setting - find a specific setting
* @st: setting table pointer
@@ -441,27 +389,14 @@ static const struct file_operations ide_settings_proc_fops = {
.write = ide_settings_proc_write,
};
-static int ide_capacity_proc_show(struct seq_file *m, void *v)
+int ide_capacity_proc_show(struct seq_file *m, void *v)
{
seq_printf(m, "%llu\n", (long long)0x7fffffff);
return 0;
}
+EXPORT_SYMBOL_GPL(ide_capacity_proc_show);
-static int ide_capacity_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_capacity_proc_show, NULL);
-}
-
-const struct file_operations ide_capacity_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_capacity_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-EXPORT_SYMBOL_GPL(ide_capacity_proc_fops);
-
-static int ide_geometry_proc_show(struct seq_file *m, void *v)
+int ide_geometry_proc_show(struct seq_file *m, void *v)
{
ide_drive_t *drive = (ide_drive_t *) m->private;
@@ -471,20 +406,7 @@ static int ide_geometry_proc_show(struct seq_file *m, void *v)
drive->bios_cyl, drive->bios_head, drive->bios_sect);
return 0;
}
-
-static int ide_geometry_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_geometry_proc_show, PDE_DATA(inode));
-}
-
-const struct file_operations ide_geometry_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_geometry_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-EXPORT_SYMBOL(ide_geometry_proc_fops);
+EXPORT_SYMBOL(ide_geometry_proc_show);
static int ide_dmodel_proc_show(struct seq_file *seq, void *v)
{
@@ -495,19 +417,6 @@ static int ide_dmodel_proc_show(struct seq_file *seq, void *v)
return 0;
}
-static int ide_dmodel_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_dmodel_proc_show, PDE_DATA(inode));
-}
-
-static const struct file_operations ide_dmodel_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_dmodel_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int ide_driver_proc_show(struct seq_file *m, void *v)
{
ide_drive_t *drive = (ide_drive_t *)m->private;
@@ -523,65 +432,6 @@ static int ide_driver_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int ide_driver_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ide_driver_proc_show, PDE_DATA(inode));
-}
-
-static int ide_replace_subdriver(ide_drive_t *drive, const char *driver)
-{
- struct device *dev = &drive->gendev;
- int ret = 1;
- int err;
-
- device_release_driver(dev);
- /* FIXME: device can still be in use by previous driver */
- strlcpy(drive->driver_req, driver, sizeof(drive->driver_req));
- err = device_attach(dev);
- if (err < 0)
- printk(KERN_WARNING "IDE: %s: device_attach error: %d\n",
- __func__, err);
- drive->driver_req[0] = 0;
- if (dev->driver == NULL) {
- err = device_attach(dev);
- if (err < 0)
- printk(KERN_WARNING
- "IDE: %s: device_attach(2) error: %d\n",
- __func__, err);
- }
- if (dev->driver && !strcmp(dev->driver->name, driver))
- ret = 0;
-
- return ret;
-}
-
-static ssize_t ide_driver_proc_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *pos)
-{
- ide_drive_t *drive = PDE_DATA(file_inode(file));
- char name[32];
-
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- if (count > 31)
- count = 31;
- if (copy_from_user(name, buffer, count))
- return -EFAULT;
- name[count] = '\0';
- if (ide_replace_subdriver(drive, name))
- return -EINVAL;
- return count;
-}
-
-static const struct file_operations ide_driver_proc_fops = {
- .owner = THIS_MODULE,
- .open = ide_driver_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .write = ide_driver_proc_write,
-};
-
static int ide_media_proc_show(struct seq_file *m, void *v)
{
ide_drive_t *drive = (ide_drive_t *) m->private;
@@ -613,11 +463,10 @@ static const struct file_operations ide_media_proc_fops = {
};
static ide_proc_entry_t generic_drive_entries[] = {
- { "driver", S_IFREG|S_IRUGO, &ide_driver_proc_fops },
- { "identify", S_IFREG|S_IRUSR, &ide_identify_proc_fops},
- { "media", S_IFREG|S_IRUGO, &ide_media_proc_fops },
- { "model", S_IFREG|S_IRUGO, &ide_dmodel_proc_fops },
- { "settings", S_IFREG|S_IRUSR|S_IWUSR, &ide_settings_proc_fops},
+ { "driver", S_IFREG|S_IRUGO, ide_driver_proc_show },
+ { "identify", S_IFREG|S_IRUSR, ide_identify_proc_show },
+ { "media", S_IFREG|S_IRUGO, ide_media_proc_show },
+ { "model", S_IFREG|S_IRUGO, ide_dmodel_proc_show },
{}
};
@@ -628,7 +477,7 @@ static void ide_add_proc_entries(struct proc_dir_entry *dir, ide_proc_entry_t *p
if (!dir || !p)
return;
while (p->name != NULL) {
- ent = proc_create_data(p->name, p->mode, dir, p->proc_fops, data);
+ ent = proc_create_single_data(p->name, p->mode, dir, p->show, data);
if (!ent) return;
p++;
}
@@ -693,8 +542,12 @@ void ide_proc_port_register_devices(ide_hwif_t *hwif)
continue;
drive->proc = proc_mkdir(drive->name, parent);
- if (drive->proc)
+ if (drive->proc) {
ide_add_proc_entries(drive->proc, generic_drive_entries, drive);
+ proc_create_data("setting", S_IFREG|S_IRUSR|S_IWUSR,
+ drive->proc, &ide_settings_proc_fops,
+ drive);
+ }
sprintf(name, "ide%d/%s", (drive->name[2]-'a')/2, drive->name);
ent = proc_symlink(drive->name, proc_ide_root, name);
if (!ent) return;
@@ -704,6 +557,7 @@ void ide_proc_port_register_devices(ide_hwif_t *hwif)
void ide_proc_unregister_device(ide_drive_t *drive)
{
if (drive->proc) {
+ remove_proc_entry("settings", drive->proc);
ide_remove_proc_entries(drive->proc, generic_drive_entries);
remove_proc_entry(drive->name, proc_ide_root);
remove_proc_entry(drive->name, drive->hwif->proc);
@@ -712,9 +566,9 @@ void ide_proc_unregister_device(ide_drive_t *drive)
}
static ide_proc_entry_t hwif_entries[] = {
- { "channel", S_IFREG|S_IRUGO, &ide_channel_proc_fops },
- { "mate", S_IFREG|S_IRUGO, &ide_mate_proc_fops },
- { "model", S_IFREG|S_IRUGO, &ide_imodel_proc_fops },
+ { "channel", S_IFREG|S_IRUGO, ide_channel_proc_show },
+ { "mate", S_IFREG|S_IRUGO, ide_mate_proc_show },
+ { "model", S_IFREG|S_IRUGO, ide_imodel_proc_show },
{}
};