diff options
-rw-r--r-- | drivers/input/tablet/wacom.h | 2 | ||||
-rw-r--r-- | drivers/input/tablet/wacom_sys.c | 63 | ||||
-rw-r--r-- | drivers/input/tablet/wacom_wac.c | 27 | ||||
-rw-r--r-- | drivers/input/tablet/wacom_wac.h | 2 |
4 files changed, 85 insertions, 9 deletions
diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h index 9ebf0ed..caa59ca 100644 --- a/drivers/input/tablet/wacom.h +++ b/drivers/input/tablet/wacom.h @@ -136,4 +136,6 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len); void wacom_setup_device_quirks(struct wacom_features *features); int wacom_setup_input_capabilities(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +int wacom_setup_pad_input_capabilities(struct input_dev *input_dev, + struct wacom_wac *wacom_wac); #endif diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 7cd0886..b258485 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -135,6 +135,9 @@ static int wacom_open(struct input_dev *dev) mutex_lock(&wacom->lock); + if (wacom->open) + goto out; + if (usb_submit_urb(wacom->irq, GFP_KERNEL)) { retval = -EIO; goto out; @@ -157,9 +160,14 @@ static void wacom_close(struct input_dev *dev) autopm_error = usb_autopm_get_interface(wacom->intf); mutex_lock(&wacom->lock); + if (!wacom->open) + goto out; + usb_kill_urb(wacom->irq); wacom->open = false; wacom->intf->needs_remote_wakeup = 0; + +out: mutex_unlock(&wacom->lock); if (!autopm_error) @@ -1112,19 +1120,16 @@ static void wacom_destroy_battery(struct wacom *wacom) } } -static int wacom_register_input(struct wacom *wacom) +static struct input_dev *wacom_allocate_input(struct wacom *wacom) { struct input_dev *input_dev; struct usb_interface *intf = wacom->intf; struct usb_device *dev = interface_to_usbdev(intf); struct wacom_wac *wacom_wac = &(wacom->wacom_wac); - int error; input_dev = input_allocate_device(); - if (!input_dev) { - error = -ENOMEM; - goto fail1; - } + if (!input_dev) + return NULL; input_dev->name = wacom_wac->name; input_dev->phys = wacom->phys; @@ -1134,21 +1139,59 @@ static int wacom_register_input(struct wacom *wacom) usb_to_input_id(dev, &input_dev->id); input_set_drvdata(input_dev, wacom); + return input_dev; +} + +static int wacom_register_input(struct wacom *wacom) +{ + struct input_dev *input_dev, *pad_input_dev; + struct wacom_wac *wacom_wac = &(wacom->wacom_wac); + int error; + + input_dev = wacom_allocate_input(wacom); + pad_input_dev = wacom_allocate_input(wacom); + if (!input_dev || !pad_input_dev) { + error = -ENOMEM; + goto fail1; + } + wacom_wac->input = input_dev; + wacom_wac->pad_input = pad_input_dev; + wacom_wac->pad_input->name = wacom_wac->pad_name; + error = wacom_setup_input_capabilities(input_dev, wacom_wac); if (error) - goto fail1; + goto fail2; error = input_register_device(input_dev); if (error) goto fail2; + error = wacom_setup_pad_input_capabilities(pad_input_dev, wacom_wac); + if (error) { + /* no pad in use on this interface */ + input_free_device(pad_input_dev); + wacom_wac->pad_input = NULL; + pad_input_dev = NULL; + } else { + error = input_register_device(pad_input_dev); + if (error) + goto fail3; + } + return 0; +fail3: + input_unregister_device(input_dev); + input_dev = NULL; fail2: - input_free_device(input_dev); wacom_wac->input = NULL; + wacom_wac->pad_input = NULL; fail1: + if (input_dev) + input_free_device(input_dev); + if (pad_input_dev) + input_free_device(pad_input_dev); return error; } @@ -1367,6 +1410,8 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i wacom_calculate_res(features); strlcpy(wacom_wac->name, features->name, sizeof(wacom_wac->name)); + snprintf(wacom_wac->pad_name, sizeof(wacom_wac->pad_name), + "%s Pad", features->name); if (features->quirks & WACOM_QUIRK_MULTI_INPUT) { struct usb_device *other_dev; @@ -1441,6 +1486,8 @@ static void wacom_disconnect(struct usb_interface *intf) 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_destroy_battery(wacom); wacom_destroy_leds(wacom); usb_free_urb(wacom->irq); diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 977d05c..4b16a34 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -1489,8 +1489,11 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) break; } - if (sync) + if (sync) { input_sync(wacom_wac->input); + if (wacom_wac->pad_input) + input_sync(wacom_wac->pad_input); + } } static void wacom_setup_cintiq(struct wacom_wac *wacom_wac) @@ -1939,6 +1942,28 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev, return 0; } +int wacom_setup_pad_input_capabilities(struct input_dev *input_dev, + struct wacom_wac *wacom_wac) +{ + struct wacom_features *features = &wacom_wac->features; + + input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + + /* kept for making legacy xf86-input-wacom working with the wheels */ + __set_bit(ABS_MISC, input_dev->absbit); + + /* kept for making legacy xf86-input-wacom accepting the pad */ + input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0); + input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0); + + switch (features->type) { + default: + /* no pad supported */ + return 1; + } + return 0; +} + static const struct wacom_features wacom_features_0x00 = { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255, 0, PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES }; diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index b2c9a9c..f48164c 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -150,6 +150,7 @@ struct wacom_shared { struct wacom_wac { char name[WACOM_NAME_MAX]; + char pad_name[WACOM_NAME_MAX]; unsigned char *data; int tool[2]; int id[2]; @@ -157,6 +158,7 @@ struct wacom_wac { struct wacom_features features; struct wacom_shared *shared; struct input_dev *input; + struct input_dev *pad_input; int pid; int battery_capacity; int num_contacts_left; |