ACPI: bay: remove prototype procfs code
authorKristen Carlson Accardi <kristen.c.accardi@intel.com>
Mon, 18 Dec 2006 23:06:00 +0000 (18:06 -0500)
committerLen Brown <len.brown@intel.com>
Sat, 3 Feb 2007 06:11:50 +0000 (01:11 -0500)
Remove all the procfs related code.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
drivers/acpi/bay.c

index 412590d4801174bde8703c23f2543e6fc499527a..0c0a6204d167a85ea55e4edf0ac9bc55665ae6b2 100644 (file)
@@ -28,7 +28,6 @@
 #include <linux/notifier.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
-#include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <asm/uaccess.h>
 
@@ -67,12 +66,10 @@ struct bay {
        acpi_handle handle;
        char *name;
        struct list_head list;
-       struct proc_dir_entry *proc;
 };
 
 LIST_HEAD(drive_bays);
 
-static struct proc_dir_entry *acpi_bay_dir;
 
 /*****************************************************************************
  *                         Drive Bay functions                               *
@@ -219,147 +216,16 @@ static int acpi_bay_add(struct acpi_device *device)
        return 0;
 }
 
-static int acpi_bay_status_seq_show(struct seq_file *seq, void *offset)
-{
-       struct bay *bay = (struct bay *)seq->private;
-
-       if (!bay)
-               return 0;
-
-       if (bay_present(bay))
-               seq_printf(seq, "present\n");
-       else
-               seq_printf(seq, "removed\n");
-
-       return 0;
-}
-
-static ssize_t
-acpi_bay_write_eject(struct file *file,
-                     const char __user * buffer,
-                     size_t count, loff_t * data)
-{
-       struct seq_file *m = (struct seq_file *)file->private_data;
-       struct bay *bay = (struct bay *)m->private;
-       char str[12] = { 0 };
-       u32 state = 0;
-
-       /* FIXME - our only valid value here is 1 */
-       if (!bay || count + 1 > sizeof str)
-               return -EINVAL;
-
-       if (copy_from_user(str, buffer, count))
-               return -EFAULT;
-
-       str[count] = 0;
-       state = simple_strtoul(str, NULL, 0);
-       if (state)
-               eject_device(bay->handle);
-
-       return count;
-}
-
-static int
-acpi_bay_status_open_fs(struct inode *inode, struct file *file)
-{
-       return single_open(file, acpi_bay_status_seq_show,
-                          PDE(inode)->data);
-}
-
-static int
-acpi_bay_eject_open_fs(struct inode *inode, struct file *file)
-{
-       return single_open(file, acpi_bay_status_seq_show,
-                          PDE(inode)->data);
-}
-
-static struct file_operations acpi_bay_status_fops = {
-       .open = acpi_bay_status_open_fs,
-       .read = seq_read,
-       .llseek = seq_lseek,
-       .release = single_release,
-};
-
-static struct file_operations acpi_bay_eject_fops = {
-       .open = acpi_bay_eject_open_fs,
-       .read = seq_read,
-       .write = acpi_bay_write_eject,
-       .llseek = seq_lseek,
-       .release = single_release,
-};
-#if 0
-static struct file_operations acpi_bay_insert_fops = {
-       .open = acpi_bay_insert_open_fs,
-       .read = seq_read,
-       .llseek = seq_lseek,
-       .release = single_release,
-};
-#endif
 static int acpi_bay_add_fs(struct bay *bay)
 {
-       struct proc_dir_entry *entry = NULL;
-
        if (!bay)
                return -EINVAL;
-
-       /*
-        * create a proc entry for this device
-        * we need to do this a little bit differently than normal
-        * acpi device drivers because our device may not be present
-        * at the moment, and therefore we have no acpi_device struct
-        */
-
-       bay->proc = proc_mkdir(bay->name, acpi_bay_dir);
-
-       /* 'status' [R] */
-       entry = create_proc_entry("status",
-                                 S_IRUGO, bay->proc);
-       if (!entry)
-               return -EIO;
-       else {
-               entry->proc_fops = &acpi_bay_status_fops;
-               entry->data = bay;
-               entry->owner = THIS_MODULE;
-       }
-       /* 'eject' [W] */
-       entry = create_proc_entry("eject",
-                                 S_IWUGO, bay->proc);
-       if (!entry)
-               return -EIO;
-       else {
-               entry->proc_fops = &acpi_bay_eject_fops;
-               entry->data = bay;
-               entry->owner = THIS_MODULE;
-       }
-#if 0
-       /* 'insert' [W] */
-       entry = create_proc_entry("insert",
-                                 S_IWUGO, bay->proc);
-       if (!entry)
-               return -EIO;
-       else {
-               entry->proc_fops = &acpi_bay_insert_fops;
-               entry->data = bay;
-               entry->owner = THIS_MODULE;
-       }
-#endif
-       return 0;
 }
 
 static void acpi_bay_remove_fs(struct bay *bay)
 {
        if (!bay)
                return;
-
-       if (bay->proc) {
-               remove_proc_entry("status", bay->proc);
-               remove_proc_entry("eject", bay->proc);
-#if 0
-               remove_proc_entry("insert", bay->proc);
-#endif
-               remove_proc_entry(bay->name, acpi_bay_dir);
-               bay->proc = NULL;
-       }
 }
 
 static int bay_is_dock_device(acpi_handle handle)
@@ -383,13 +249,6 @@ static int bay_add(acpi_handle handle)
 
        bay_dprintk(handle, "Adding notify handler");
 
-       /*
-        * if this is the first bay device found, make the root
-        * proc entry
-        */
-       if (acpi_bay_dir == NULL)
-               acpi_bay_dir = proc_mkdir(ACPI_BAY_CLASS, acpi_root_dir);
-
        /*
         * Initialize bay device structure
         */
@@ -544,21 +403,15 @@ static int __init bay_init(void)
 {
        int bays = 0;
 
-       acpi_bay_dir = NULL;
        INIT_LIST_HEAD(&drive_bays);
 
        /* look for dockable drive bays */
        acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
                ACPI_UINT32_MAX, find_bay, &bays, NULL);
 
-       if (bays) {
-               if ((acpi_bus_register_driver(&acpi_bay_driver) < 0)) {
+       if (bays)
+               if ((acpi_bus_register_driver(&acpi_bay_driver) < 0))
                        printk(KERN_ERR "Unable to register bay driver\n");
-                       if (acpi_bay_dir)
-                               remove_proc_entry(ACPI_BAY_CLASS,
-                                       acpi_root_dir);
-               }
-       }
 
        if (!bays)
                return -ENODEV;
@@ -580,9 +433,6 @@ static void __exit bay_exit(void)
                kfree(bay);
        }
 
-       if (acpi_bay_dir)
-               remove_proc_entry(ACPI_BAY_CLASS, acpi_root_dir);
-
        acpi_bus_unregister_driver(&acpi_bay_driver);
 }