diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/IR/ir-keytable.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c index 1bb4e32f3dc..ebe24579bf3 100644 --- a/drivers/media/IR/ir-keytable.c +++ b/drivers/media/IR/ir-keytable.c @@ -78,6 +78,7 @@ static int ir_resize_table(struct ir_scancode_table *rc_tab) * @rc_tab: the struct ir_scancode_table to set the keycode in * @scancode: the scancode for the ir command * @keycode: the keycode for the ir command + * @resize: whether the keytable may be shrunk * @return: -EINVAL if the keycode could not be inserted, otherwise zero. * * This routine is used internally to manipulate the scancode->keycode table. @@ -85,7 +86,8 @@ static int ir_resize_table(struct ir_scancode_table *rc_tab) */ static int ir_do_setkeycode(struct input_dev *dev, struct ir_scancode_table *rc_tab, - unsigned scancode, unsigned keycode) + unsigned scancode, unsigned keycode, + bool resize) { unsigned int i; int old_keycode = KEY_RESERVED; @@ -129,7 +131,7 @@ static int ir_do_setkeycode(struct input_dev *dev, if (old_keycode == KEY_RESERVED && keycode != KEY_RESERVED) { /* No previous mapping found, we might need to grow the table */ - if (ir_resize_table(rc_tab)) + if (resize && ir_resize_table(rc_tab)) return -ENOMEM; IR_dprintk(1, "#%d: New scan 0x%04x with key 0x%04x\n", @@ -177,7 +179,7 @@ static int ir_setkeycode(struct input_dev *dev, struct ir_scancode_table *rc_tab = &ir_dev->rc_tab; spin_lock_irqsave(&rc_tab->lock, flags); - rc = ir_do_setkeycode(dev, rc_tab, scancode, keycode); + rc = ir_do_setkeycode(dev, rc_tab, scancode, keycode, true); spin_unlock_irqrestore(&rc_tab->lock, flags); return rc; } @@ -204,7 +206,7 @@ static int ir_setkeytable(struct input_dev *dev, spin_lock_irqsave(&rc_tab->lock, flags); for (i = 0; i < from->size; i++) { rc = ir_do_setkeycode(dev, to, from->scan[i].scancode, - from->scan[i].keycode); + from->scan[i].keycode, false); if (rc) break; } |