linux-kernel - Re: [PATCH] drivers/input/touchscreen/goodix.c: Add support for ACPI ID GDX9110

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Date:   Mon, 7 Aug 2023 19:08:09 +0200
From:   Hans de Goede <hdegoede@...hat.com>
To:     Felix Engelhardt <felix.engelhardt@...u.com>
Cc:     Bastien Nocera <hadess@...ess.net>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers/input/touchscreen/goodix.c: Add support for ACPI
 ID GDX9110

Hi,

On 8/7/23 14:47, Felix Engelhardt wrote:
> The Goodix touchscreen controller with ACPI ID GDX9110 was not recognized
> by the goodix driver. This patch adds this ID to the list of supported IDs,
> allowing the driver to be used with this device. The change will allow
> Linux to be used on ~1 million tablet devices used in Kenyan primary
> schools.
> 
> Signed-off-by: Felix Engelhardt <felix.engelhardt@...u.com>
> ---
>  drivers/input/touchscreen/goodix.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
> index 4f53d3c57e69..9cdc01eb00c9 100644
> --- a/drivers/input/touchscreen/goodix.c
> +++ b/drivers/input/touchscreen/goodix.c
> @@ -1379,6 +1379,7 @@ MODULE_DEVICE_TABLE(i2c, goodix_ts_id);
>  static const struct acpi_device_id goodix_acpi_match[] = {
>  	{ "GDIX1001", 0 },
>  	{ "GDIX1002", 0 },
> +	{ "GDX9110", 0 },
>  	{ }
>  };
>  MODULE_DEVICE_TABLE(acpi, goodix_acpi_match);

Hmm, GDX without the 'I' does look like an official ACPI vendor prefix. But if this is used in the wild, then I guess we'll just need to live with it:

Reviewed-by: Hans de Goede <hdegoede@...hat.com>

Regards,

Hans