staging: wilc1000: removes unused region feature

[karo-tx-linux.git] / drivers / staging / wilc1000 / wilc_debugfs.c

diff --git a/drivers/staging/wilc1000/wilc_debugfs.c b/drivers/staging/wilc1000/wilc_debugfs.c
index 266d96bad698fe0569384841d7b864e287289bb7..215e2f0dea62ca7bf024deecb5aaa5fb50488de1 100644 (file)
--- a/drivers/staging/wilc1000/wilc_debugfs.c
+++ b/drivers/staging/wilc1000/wilc_debugfs.c
@@ -24,10 +24,7 @@ static struct dentry *wilc_dir;
  * --------------------------------------------------------------------------------
  */
 
-#define DBG_REGION_ALL (INIT_DBG)
 #define DBG_LEVEL_ALL  (DEBUG | INFO | WRN | ERR)
-atomic_t WILC_REGION = ATOMIC_INIT(INIT_DBG);
-EXPORT_SYMBOL_GPL(WILC_REGION);
 atomic_t WILC_DEBUG_LEVEL = ATOMIC_INIT(ERR);
 EXPORT_SYMBOL_GPL(WILC_DEBUG_LEVEL);
 
@@ -75,44 +72,6 @@ static ssize_t wilc_debug_level_write(struct file *filp, const char __user *buf,
        return count;
 }
 
-static ssize_t wilc_debug_region_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos)
-{
-       char buf[128];
-       int res = 0;
-
-       /* only allow read from start */
-       if (*ppos > 0)
-               return 0;
-
-       res = scnprintf(buf, sizeof(buf), "Debug region: %x\n", atomic_read(&WILC_REGION));
-
-       return simple_read_from_buffer(userbuf, count, ppos, buf, res);
-}
-
-static ssize_t wilc_debug_region_write(struct file *filp, const char __user *buf, size_t count, loff_t *ppos)
-{
-       char buffer[128] = {};
-       int flag;
-
-       if (count > sizeof(buffer))
-               return -EINVAL;
-
-       if (copy_from_user(buffer, buf, count))
-               return -EFAULT;
-
-       flag = buffer[0] - '0';
-
-       if (flag > DBG_REGION_ALL) {
-               printk("%s, value (0x%08x) is out of range, stay previous flag (0x%08x)\n", __func__, flag, atomic_read(&WILC_REGION));
-               return -EFAULT;
-       }
-
-       atomic_set(&WILC_REGION, (int)flag);
-       printk("new debug-region is %x\n", atomic_read(&WILC_REGION));
-
-       return count;
-}
-
 /*
  * --------------------------------------------------------------------------------
  */
@@ -134,7 +93,6 @@ struct wilc_debugfs_info_t {
 
 static struct wilc_debugfs_info_t debugfs_info[] = {
        { "wilc_debug_level",   0666,   (DEBUG | ERR), FOPS(NULL, wilc_debug_level_read, wilc_debug_level_write, NULL), },
-       { "wilc_debug_region",  0666,   (INIT_DBG), FOPS(NULL, wilc_debug_region_read, wilc_debug_region_write, NULL), },
 };
 
 static int __init wilc_debugfs_init(void)