1 files changed, 40 insertions, 2 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 66166ef037f5..78787fcc919e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -63,7 +63,8 @@ struct rt2x00debug_intf {
          * - driver folder
          *   - driver file
          *   - chipset file
-         *   - device flags file
+         *   - device state flags file
+         *   - device capability flags file
          *   - register folder
          *     - csr offset/value files
          *     - eeprom offset/value files
@@ -78,6 +79,7 @@ struct rt2x00debug_intf {
         struct dentry *driver_entry;
         struct dentry *chipset_entry;
         struct dentry *dev_flags;
+        struct dentry *cap_flags;
         struct dentry *register_folder;
         struct dentry *csr_off_entry;
         struct dentry *csr_val_entry;
@@ -553,6 +555,35 @@ static const struct file_operations rt2x00debug_fop_dev_flags = {
         .llseek         = default_llseek,
 };
 
+static ssize_t rt2x00debug_read_cap_flags(struct file *file,
+                                          char __user *buf,
+                                          size_t length,
+                                          loff_t *offset)
+{
+        struct rt2x00debug_intf *intf = file->private_data;
+        char line[16];
+        size_t size;
+
+        if (*offset)
+                return 0;
+
+        size = sprintf(line, "0x%.8x\n", (unsigned int)intf->rt2x00dev->cap_flags);
+
+        if (copy_to_user(buf, line, size))
+                return -EFAULT;
+
+        *offset += size;
+        return size;
+}
+
+static const struct file_operations rt2x00debug_fop_cap_flags = {
+        .owner          = THIS_MODULE,
+        .read           = rt2x00debug_read_cap_flags,
+        .open           = rt2x00debug_file_open,
+        .release        = rt2x00debug_file_release,
+        .llseek         = default_llseek,
+};
+
 static struct dentry *rt2x00debug_create_file_driver(const char *name,
                                                      struct rt2x00debug_intf
                                                      *intf,
@@ -652,6 +683,12 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
         if (IS_ERR(intf->dev_flags) || !intf->dev_flags)
                 goto exit;
 
+        intf->cap_flags = debugfs_create_file("cap_flags", S_IRUSR,
+                                              intf->driver_folder, intf,
+                                              &rt2x00debug_fop_cap_flags);
+        if (IS_ERR(intf->cap_flags) || !intf->cap_flags)
+                goto exit;
+
         intf->register_folder =
             debugfs_create_dir("register", intf->driver_folder);
         if (IS_ERR(intf->register_folder) || !intf->register_folder)
@@ -705,7 +742,7 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
                                 intf, &rt2x00debug_fop_queue_stats);
 
 #ifdef CONFIG_RT2X00_LIB_CRYPTO
-        if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
+        if (test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
                 intf->crypto_stats_entry =
                     debugfs_create_file("crypto", S_IRUGO, intf->queue_folder,
                                         intf, &rt2x00debug_fop_crypto_stats);
@@ -743,6 +780,7 @@ void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev)
         debugfs_remove(intf->csr_off_entry);
         debugfs_remove(intf->register_folder);
         debugfs_remove(intf->dev_flags);
+        debugfs_remove(intf->cap_flags);
         debugfs_remove(intf->chipset_entry);
         debugfs_remove(intf->driver_entry);
         debugfs_remove(intf->driver_folder);