Re: [PATCH] input synaptics-rmi4: stop scanning PDT after blank page

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On Fri, Mar 07, 2014 at 06:04:16PM -0800, Christopher Heiny wrote:
> When scanning the Page Descriptor Table, the end of the PDT is marked by a
> page where the first PDT entry is empty.  Stop scanning when we find this
> page.
> 
> Signed-off-by: Christopher Heiny <cheiny@xxxxxxxxxxxxx>
> Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> Cc: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
> Cc: Linux Walleij <linus.walleij@xxxxxxxxxx>
> Cc: David Herrmann <dh.herrmann@xxxxxxxxx>
> Cc: Jiri Kosina <jkosina@xxxxxxx>


Applied, thank you.

> 
> ---
>  drivers/input/rmi4/rmi_driver.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c
> index 2172c80..dd3ccf5 100644
> --- a/drivers/input/rmi4/rmi_driver.c
> +++ b/drivers/input/rmi4/rmi_driver.c
> @@ -505,7 +505,8 @@ static int rmi_scan_pdt_page(struct rmi_device *rmi_dev,
>  			return retval;
>  	}
>  
> -	return data->f01_bootloader_mode ? RMI_SCAN_DONE : RMI_SCAN_CONTINUE;
> +	return (data->f01_bootloader_mode || addr == pdt_start) ?
> +					RMI_SCAN_DONE : RMI_SCAN_CONTINUE;
>  }
>  
>  static int rmi_scan_pdt(struct rmi_device *rmi_dev, void *ctx,

-- 
Dmitry
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