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drivers: staging: nvec: remove bogus reset command for PS/2 interface

Message ID 1477576595-20285-1-git-send-email-fercerpav@gmail.com
State Not Applicable
Headers show

Commit Message

Paul Fertser Oct. 27, 2016, 1:55 p.m. UTC
This command was sent behind serio's back and the answer to it was
confusing atkbd probe function which lead to the elantech touchpad
getting detected as a keyboard.

To prevent this from happening just let every party do its part of the
job.

Signed-off-by: Paul Fertser <fercerpav@gmail.com>
---
 drivers/staging/nvec/nvec_ps2.c | 4 ----
 1 file changed, 4 deletions(-)

Comments

Marc Dietrich Oct. 27, 2016, 1:59 p.m. UTC | #1
Hi Paul,

thanks for finding the issue!

Am Donnerstag, 27. Oktober 2016, 16:55:14 CEST schrieb Paul Fertser:
> This command was sent behind serio's back and the answer to it was
> confusing atkbd probe function which lead to the elantech touchpad
> getting detected as a keyboard.
> 
> To prevent this from happening just let every party do its part of the
> job.
> 
> Signed-off-by: Paul Fertser <fercerpav@gmail.com>

Please send a complete patch in a new thread (or titled with V2) with the 
serio type change included.

Thanks,

Marc

> ---
>  drivers/staging/nvec/nvec_ps2.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/staging/nvec/nvec_ps2.c
> b/drivers/staging/nvec/nvec_ps2.c index c83eeb4..910e87b 100644
> --- a/drivers/staging/nvec/nvec_ps2.c
> +++ b/drivers/staging/nvec/nvec_ps2.c
> @@ -106,7 +106,6 @@ static int nvec_mouse_probe(struct platform_device
> *pdev) {
>  	struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
>  	struct serio *ser_dev;
> -	char mouse_reset[] = { NVEC_PS2, SEND_COMMAND, PSMOUSE_RST, 3 };
> 
>  	ser_dev = devm_kzalloc(&pdev->dev, sizeof(struct serio), GFP_KERNEL);
>  	if (!ser_dev)
> @@ -127,9 +126,6 @@ static int nvec_mouse_probe(struct platform_device
> *pdev)
> 
>  	serio_register_port(ser_dev);
> 
> -	/* mouse reset */
> -	nvec_write_async(nvec, mouse_reset, sizeof(mouse_reset));
> -
>  	return 0;
>  }
diff mbox

Patch

diff --git a/drivers/staging/nvec/nvec_ps2.c b/drivers/staging/nvec/nvec_ps2.c
index c83eeb4..910e87b 100644
--- a/drivers/staging/nvec/nvec_ps2.c
+++ b/drivers/staging/nvec/nvec_ps2.c
@@ -106,7 +106,6 @@  static int nvec_mouse_probe(struct platform_device *pdev)
 {
 	struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
 	struct serio *ser_dev;
-	char mouse_reset[] = { NVEC_PS2, SEND_COMMAND, PSMOUSE_RST, 3 };
 
 	ser_dev = devm_kzalloc(&pdev->dev, sizeof(struct serio), GFP_KERNEL);
 	if (!ser_dev)
@@ -127,9 +126,6 @@  static int nvec_mouse_probe(struct platform_device *pdev)
 
 	serio_register_port(ser_dev);
 
-	/* mouse reset */
-	nvec_write_async(nvec, mouse_reset, sizeof(mouse_reset));
-
 	return 0;
 }