diff options
| -rw-r--r-- | drivers/media/rc/rc-main.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index 64481289c98e..0a4f680f6f67 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -633,6 +633,7 @@ EXPORT_SYMBOL_GPL(rc_repeat); static void ir_do_keydown(struct rc_dev *dev, int scancode, u32 keycode, u8 toggle) { + struct rc_scancode_filter *filter; bool new_event = !dev->keypressed || dev->last_scancode != scancode || dev->last_toggle != toggle; @@ -640,6 +641,11 @@ static void ir_do_keydown(struct rc_dev *dev, int scancode, if (new_event && dev->keypressed) ir_do_keyup(dev, false); + /* Generic scancode filtering */ + filter = &dev->scancode_filters[RC_FILTER_NORMAL]; + if (filter->mask && ((scancode ^ filter->data) & filter->mask)) + return; + input_event(dev->input_dev, EV_MSC, MSC_SCAN, scancode); if (new_event && keycode != KEY_RESERVED) { @@ -1019,9 +1025,7 @@ static ssize_t show_filter(struct device *device, return -EINVAL; mutex_lock(&dev->lock); - if (!dev->s_filter) - val = 0; - else if (fattr->mask) + if (fattr->mask) val = dev->scancode_filters[fattr->type].mask; else val = dev->scancode_filters[fattr->type].data; @@ -1069,7 +1073,7 @@ static ssize_t store_filter(struct device *device, return ret; /* Scancode filter not supported (but still accept 0) */ - if (!dev->s_filter) + if (!dev->s_filter && fattr->type != RC_FILTER_NORMAL) return val ? -EINVAL : count; mutex_lock(&dev->lock); @@ -1081,9 +1085,11 @@ static ssize_t store_filter(struct device *device, local_filter.mask = val; else local_filter.data = val; - ret = dev->s_filter(dev, fattr->type, &local_filter); - if (ret < 0) - goto unlock; + if (dev->s_filter) { + ret = dev->s_filter(dev, fattr->type, &local_filter); + if (ret < 0) + goto unlock; + } /* Success, commit the new filter */ *filter = local_filter; |