V4L/DVB: ir-core: re-add some debug functions for keytable changes

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 17 insertions, 2 deletions

diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index 10e4be22dbfd..a0aa5c1b6b41 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -100,6 +100,8 @@ static int ir_do_setkeycode(struct input_dev *dev,
 
                 /* Did the user wish to remove the mapping? */
                 if (keycode == KEY_RESERVED || keycode == KEY_UNKNOWN) {
+                        IR_dprintk(1, "#%d: Deleting scan 0x%04x\n",
+                                   i, scancode);
                         rc_tab->len--;
                         memmove(&rc_tab->scan[i], &rc_tab->scan[i + 1],
                                 (rc_tab->len - i) * sizeof(struct ir_scancode));
@@ -115,6 +117,9 @@ static int ir_do_setkeycode(struct input_dev *dev,
                 if (ir_resize_table(rc_tab))
                         return -ENOMEM;
 
+                IR_dprintk(1, "#%d: New scan 0x%04x with key 0x%04x\n",
+                           i, scancode, keycode);
+
                 /* i is the proper index to insert our new keycode */
                 memmove(&rc_tab->scan[i + 1], &rc_tab->scan[i],
                         (rc_tab->len - i) * sizeof(struct ir_scancode));
@@ -123,6 +128,8 @@ static int ir_do_setkeycode(struct input_dev *dev,
                 rc_tab->len++;
                 set_bit(keycode, dev->keybit);
         } else {
+                IR_dprintk(1, "#%d: Replacing scan 0x%04x with key 0x%04x\n",
+                           i, scancode, keycode);
                 /* A previous mapping was updated... */
                 clear_bit(old_keycode, dev->keybit);
                 /* ...but another scancode might use the same keycode */
@@ -224,6 +231,10 @@ static int ir_getkeycode(struct input_dev *dev,
         }
         spin_unlock_irqrestore(&rc_tab->lock, flags);
 
+        if (key == KEY_RESERVED)
+                IR_dprintk(1, "unknown key for scancode 0x%04x\n",
+                           scancode);
+
         *keycode = key;
         return 0;
 }
@@ -243,8 +254,9 @@ u32 ir_g_keycode_from_table(struct input_dev *dev, u32 scancode)
         int keycode;
 
         ir_getkeycode(dev, scancode, &keycode);
-        IR_dprintk(1, "%s: scancode 0x%04x keycode 0x%02x\n",
-                   dev->name, scancode, keycode);
+        if (keycode != KEY_RESERVED)
+                IR_dprintk(1, "%s: scancode 0x%04x keycode 0x%02x\n",
+                           dev->name, scancode, keycode);
         return keycode;
 }
 EXPORT_SYMBOL_GPL(ir_g_keycode_from_table);
@@ -386,6 +398,9 @@ int __ir_input_register(struct input_dev *input_dev,
         if (rc < 0)
                 goto out_table;
 
+        IR_dprintk(1, "Registered input device on %s for %s remote.\n",
+                   driver_name, rc_tab->name);
+
         return 0;
 
 out_table: