# \[PATCH\] Input: atkbd - correct MSC\_SCAN events for force\_release keys

- Subsystems: INPUT (KEYBOARD, MOUSE, JOYSTICK, TOUCHSCREEN) DRIVERS, THE REST
- Maintainers: Dmitry Torokhov, Linus Torvalds
- List: linux-input
- 3 messages, 2 authors
- Page: https://ratatoskr.run/linux-input/2014/09/8924539/t

## \[PATCH\] Input: atkbd - correct MSC\_SCAN events for force\_release keys

- From: Stefan Brüns \<hidden\>
- Date: 2014-09-28 21:23:11 
- Message: https://ratatoskr.run/linux-input/2014/09/8924539.md

```text
Without the change either no scancode would be reported on release
of force_release keys, or - if the key is marked as force_release
erroneously - the release event and the scancode would be reported
in separate reports to the input layer.

Signed-off-by: Stefan Brüns <redacted>
---
 drivers/input/keyboard/atkbd.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 2dd1d0d..6375ae6 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -456,8 +456,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 
 	keycode = atkbd->keycode[code];
 
-	if (keycode != ATKBD_KEY_NULL)
-		input_event(dev, EV_MSC, MSC_SCAN, code);
+	if (!(atkbd->release && test_bit(code, atkbd->force_release_mask)))
+		if (keycode != ATKBD_KEY_NULL)
+			input_event(dev, EV_MSC, MSC_SCAN, code);
 
 	switch (keycode) {
 	case ATKBD_KEY_NULL:
@@ -511,6 +512,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 		input_sync(dev);
 
 		if (value && test_bit(code, atkbd->force_release_mask)) {
+			input_event(dev, EV_MSC, MSC_SCAN, code);
 			input_report_key(dev, keycode, 0);
 			input_sync(dev);
 		}
-- 
1.8.4.5


-- 
Stefan Brüns  /  Bergstraße 21  /  52062 Aachen
home: +49 241 53809034     mobile: +49 151 50412019
work: +49 2405 49936-424
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```

## Re: \[PATCH\] Input: atkbd - correct MSC\_SCAN events for force\_release keys

- From: Stefan Brüns \<hidden\>
- Date: 2014-10-17 22:49:09 
- Message: https://ratatoskr.run/linux-input/2014/10/8924614.md

```text
On Sunday, September 28, 2014 11:13:24 PM you wrote:
> Without the change either no scancode would be reported on release
> of force_release keys, or - if the key is marked as force_release
> erroneously - the release event and the scancode would be reported
> in separate reports to the input layer.
> 
> Signed-off-by: Stefan Brüns <redacted>
> ---
>  drivers/input/keyboard/atkbd.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
> index 2dd1d0d..6375ae6 100644
> --- a/drivers/input/keyboard/atkbd.c
> +++ b/drivers/input/keyboard/atkbd.c
> @@ -456,8 +456,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
>  
>  	keycode = atkbd->keycode[code];
>  
> -	if (keycode != ATKBD_KEY_NULL)
> -		input_event(dev, EV_MSC, MSC_SCAN, code);
> +	if (!(atkbd->release && test_bit(code, atkbd->force_release_mask)))
> +		if (keycode != ATKBD_KEY_NULL)
> +			input_event(dev, EV_MSC, MSC_SCAN, code);
>  
>  	switch (keycode) {
>  	case ATKBD_KEY_NULL:
> @@ -511,6 +512,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
>  		input_sync(dev);
>  
>  		if (value && test_bit(code, atkbd->force_release_mask)) {
> +			input_event(dev, EV_MSC, MSC_SCAN, code);
>  			input_report_key(dev, keycode, 0);
>  			input_sync(dev);
>  		}
> 

Ping!

Kind regards,

Stefan

-- 
Stefan Brüns  /  Bergstraße 21  /  52062 Aachen
home: +49 241 53809034     mobile: +49 151 50412019
work: +49 2405 49936-424
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```

## Re: \[PATCH\] Input: atkbd - correct MSC\_SCAN events for force\_release keys

- From: Dmitry Torokhov \<dmitry.torokhov@gmail.com\>
- Date: 2014-10-23 23:45:05 
- Message: https://ratatoskr.run/linux-input/2014/10/8924644.md

```text
On Sat, Oct 18, 2014 at 12:48:59AM +0200, Stefan Brüns wrote:
> On Sunday, September 28, 2014 11:13:24 PM you wrote:
> > Without the change either no scancode would be reported on release
> > of force_release keys, or - if the key is marked as force_release
> > erroneously - the release event and the scancode would be reported
> > in separate reports to the input layer.
> > 
> > Signed-off-by: Stefan Brüns <redacted>
> > ---
> >  drivers/input/keyboard/atkbd.c | 6 ++++--
> >  1 file changed, 4 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
> > index 2dd1d0d..6375ae6 100644
> > --- a/drivers/input/keyboard/atkbd.c
> > +++ b/drivers/input/keyboard/atkbd.c
> > @@ -456,8 +456,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
> >  
> >  	keycode = atkbd->keycode[code];
> >  
> > -	if (keycode != ATKBD_KEY_NULL)
> > -		input_event(dev, EV_MSC, MSC_SCAN, code);
> > +	if (!(atkbd->release && test_bit(code, atkbd->force_release_mask)))
> > +		if (keycode != ATKBD_KEY_NULL)
> > +			input_event(dev, EV_MSC, MSC_SCAN, code);
> >  
> >  	switch (keycode) {
> >  	case ATKBD_KEY_NULL:
> > @@ -511,6 +512,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
> >  		input_sync(dev);
> >  
> >  		if (value && test_bit(code, atkbd->force_release_mask)) {
> > +			input_event(dev, EV_MSC, MSC_SCAN, code);
> >  			input_report_key(dev, keycode, 0);
> >  			input_sync(dev);
> >  		}
> > 
> 
> Ping!
> 
> Kind regards,

I do not see the original patch mail, could you please resend (and CC
me)?

Thanks.

-- 
Dmitry
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```
