# Re: \[PATCH V3 1/3\] ACPI video hotkey: add new input key code for ACPI video hotkey events

- From: Len Brown \<lenb@kernel.org\>
- Date: 2007-08-24 04:10:50 
- List: linux-input
- Page: https://ratatoskr.run/linux-input/2007/08/8908486
- Thread: https://ratatoskr.run/linux-acpi/2007/08/8908428/t.md

```text
On Thursday 23 August 2007 16:10, Dmitry Torokhov wrote:
> On 8/23/07, Len Brown [ref] wrote:
> > Thanks for the refreshed patch series, Rui.
> > I've added it to acpi-test.
> >
> > Still waiting on an ACK from Dmitry on the input.h definitions.
> 
> Sorry, I am still trying to recover from a hard drive failure...
> 
> The keycodes conflict with a pending patch adding KEY_BRL_DOT9 and
> KEY_BRL_DOT10 and so have to be moved somewhere else.
> 

Okay, I moved them to lower numbers
(no clue why the 1st part of the list is decimal and the
 later part is hex).

and I omitted KEY_DISPLAY_CYCLE in favor of re-using
the existing KEY_SWITCHVIDEOMODE.

thanks,
-Len
---
commit a7ecd1ea913346a72f41a002c365882dc05c9bd5
Author: Yu Luming [ref]
Date:   Thu Aug 23 23:05:55 2007 -0400

    ACPI: video: Add keycode for ACPI video driver hotkey events.
    
    Signed-off-by: Luming Yu [ref]
    Signed-off-by: Zhang Rui [ref]
    Signed-off-by: Len Brown [ref]

diff --git a/include/linux/input.h b/include/linux/input.h
index e02c6a6..cf2b561 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -363,6 +363,12 @@ struct input_absinfo {
 
 #define KEY_UNKNOWN		240
 
+#define KEY_VIDEO_NEXT		241	/* drive next video source */
+#define KEY_VIDEO_PREV		242	/* drive previous video source */
+#define KEY_BRIGHTNESS_CYCLE	243	/* brightness up, after max is min */
+#define KEY_BRIGHTNESS_ZERO	244	/* brightness off, use ambient */
+#define KEY_DISPLAY_OFF		245	/* display device to off state */
+
 #define BTN_MISC		0x100
 #define BTN_0			0x100
 #define BTN_1			0x101
```