On Wed, Jul 2, 2014 at 2:37 PM, Benjamin Tissoires
<benjamin.tissoires@xxxxxxxxxx> wrote:
> The Wireless Receiver should also behave in the same way than regular
> USB devices.
>
> To simplify the unregistering of the different devices,
> wacom_unregister_inputs() is introduced.
> For consistency, the function wacom_register_input() is renamed into
> wacom_register_input().
wacom_register_inputs().
>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
Reviewed-by: Ping Cheng <pingc@xxxxxxxxx>.
Ping
> ---
>
> Hi,
>
> I noticed this afternoon that the "pad-in-a-separate-device" was missing the
> conversion for the Wireless Receiver too :(
> So here is a fix.
>
> I also have a patch for hid-wacom to behave in the same way regarding the
> bluetooth devices. I'll send it once we know a little bit more about how will be
> handled wacom.ko in 3.17.
>
> Cheers,
> Benjamin
>
> drivers/input/tablet/wacom_sys.c | 46 ++++++++++++++++++++--------------------
> 1 file changed, 23 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
> index 598efd4..a70aa01 100644
> --- a/drivers/input/tablet/wacom_sys.c
> +++ b/drivers/input/tablet/wacom_sys.c
> @@ -1148,7 +1148,17 @@ static struct input_dev *wacom_allocate_input(struct wacom *wacom)
> return input_dev;
> }
>
> -static int wacom_register_input(struct wacom *wacom)
> +static void wacom_unregister_inputs(struct wacom *wacom)
> +{
> + if (wacom->wacom_wac.input)
> + input_unregister_device(wacom->wacom_wac.input);
> + if (wacom->wacom_wac.pad_input)
> + input_unregister_device(wacom->wacom_wac.pad_input);
> + wacom->wacom_wac.input = NULL;
> + wacom->wacom_wac.pad_input = NULL;
> +}
> +
> +static int wacom_register_inputs(struct wacom *wacom)
> {
> struct input_dev *input_dev, *pad_input_dev;
> struct wacom_wac *wacom_wac = &(wacom->wacom_wac);
> @@ -1220,16 +1230,12 @@ static void wacom_wireless_work(struct work_struct *work)
> /* Stylus interface */
> wacom1 = usb_get_intfdata(usbdev->config->interface[1]);
> wacom_wac1 = &(wacom1->wacom_wac);
> - if (wacom_wac1->input)
> - input_unregister_device(wacom_wac1->input);
> - wacom_wac1->input = NULL;
> + wacom_unregister_inputs(wacom1);
>
> /* Touch interface */
> wacom2 = usb_get_intfdata(usbdev->config->interface[2]);
> wacom_wac2 = &(wacom2->wacom_wac);
> - if (wacom_wac2->input)
> - input_unregister_device(wacom_wac2->input);
> - wacom_wac2->input = NULL;
> + wacom_unregister_inputs(wacom2);
>
> if (wacom_wac->pid == 0) {
> dev_info(&wacom->intf->dev, "wireless tablet disconnected\n");
> @@ -1259,9 +1265,11 @@ static void wacom_wireless_work(struct work_struct *work)
> wacom_wac1->features.device_type = BTN_TOOL_PEN;
> snprintf(wacom_wac1->name, WACOM_NAME_MAX, "%s (WL) Pen",
> wacom_wac1->features.name);
> + snprintf(wacom_wac1->pad_name, WACOM_NAME_MAX, "%s (WL) Pad",
> + wacom_wac1->features.name);
> wacom_wac1->shared->touch_max = wacom_wac1->features.touch_max;
> wacom_wac1->shared->type = wacom_wac1->features.type;
> - error = wacom_register_input(wacom1);
> + error = wacom_register_inputs(wacom1);
> if (error)
> goto fail;
>
> @@ -1279,7 +1287,9 @@ static void wacom_wireless_work(struct work_struct *work)
> else
> snprintf(wacom_wac2->name, WACOM_NAME_MAX,
> "%s (WL) Pad",wacom_wac2->features.name);
> - error = wacom_register_input(wacom2);
> + snprintf(wacom_wac2->pad_name, WACOM_NAME_MAX,
> + "%s (WL) Pad", wacom_wac2->features.name);
> + error = wacom_register_inputs(wacom2);
> if (error)
> goto fail;
>
> @@ -1296,15 +1306,8 @@ static void wacom_wireless_work(struct work_struct *work)
> return;
>
> fail:
> - if (wacom_wac2->input) {
> - input_unregister_device(wacom_wac2->input);
> - wacom_wac2->input = NULL;
> - }
> -
> - if (wacom_wac1->input) {
> - input_unregister_device(wacom_wac1->input);
> - wacom_wac1->input = NULL;
> - }
> + wacom_unregister_inputs(wacom1);
> + wacom_unregister_inputs(wacom2);
> return;
> }
>
> @@ -1450,7 +1453,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
> goto fail4;
>
> if (!(features->quirks & WACOM_QUIRK_NO_INPUT)) {
> - error = wacom_register_input(wacom);
> + error = wacom_register_inputs(wacom);
> if (error)
> goto fail5;
> }
> @@ -1490,10 +1493,7 @@ static void wacom_disconnect(struct usb_interface *intf)
>
> usb_kill_urb(wacom->irq);
> cancel_work_sync(&wacom->work);
> - if (wacom->wacom_wac.input)
> - input_unregister_device(wacom->wacom_wac.input);
> - if (wacom->wacom_wac.pad_input)
> - input_unregister_device(wacom->wacom_wac.pad_input);
> + wacom_unregister_inputs(wacom);
> wacom_destroy_battery(wacom);
> wacom_destroy_leds(wacom);
> usb_free_urb(wacom->irq);
> --
> 2.0.0
>
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