diff options
Diffstat (limited to 'drivers/hid/wacom_sys.c')
| -rw-r--r-- | drivers/hid/wacom_sys.c | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index b2e2471bbef6..b9779bcbd140 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -122,6 +122,7 @@ static void wacom_feature_mapping(struct hid_device *hdev, struct hid_data *hid_data = &wacom->wacom_wac.hid_data; u8 *data; int ret; + int n; switch (usage->hid) { case HID_DG_CONTACTMAX: @@ -180,6 +181,27 @@ static void wacom_feature_mapping(struct hid_device *hdev, wacom->wacom_wac.mode_value = 0; } break; + case WACOM_HID_WD_OFFSETLEFT: + case WACOM_HID_WD_OFFSETTOP: + case WACOM_HID_WD_OFFSETRIGHT: + case WACOM_HID_WD_OFFSETBOTTOM: + /* read manually */ + n = hid_report_len(field->report); + data = hid_alloc_report_buf(field->report, GFP_KERNEL); + if (!data) + break; + data[0] = field->report->id; + ret = wacom_get_report(hdev, HID_FEATURE_REPORT, + data, n, WAC_CMD_RETRIES); + if (ret == n) { + ret = hid_report_raw_event(hdev, HID_FEATURE_REPORT, + data, n, 0); + } else { + hid_warn(hdev, "%s: could not retrieve sensor offsets\n", + __func__); + } + kfree(data); + break; } } @@ -718,11 +740,6 @@ static int wacom_add_shared_data(struct hid_device *hdev) return retval; } - if (wacom_wac->features.device_type & WACOM_DEVICETYPE_TOUCH) - wacom_wac->shared->touch = hdev; - else if (wacom_wac->features.device_type & WACOM_DEVICETYPE_PEN) - wacom_wac->shared->pen = hdev; - out: mutex_unlock(&wacom_udev_list_lock); return retval; @@ -2019,6 +2036,10 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) if (error) goto fail; + error = wacom_add_shared_data(hdev); + if (error) + goto fail; + /* * Bamboo Pad has a generic hid handling for the Pen, and we switch it * into debug mode for the touch part. @@ -2059,9 +2080,10 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) wacom_update_name(wacom, wireless ? " (WL)" : ""); - error = wacom_add_shared_data(hdev); - if (error) - goto fail; + if (wacom_wac->features.device_type & WACOM_DEVICETYPE_TOUCH) + wacom_wac->shared->touch = hdev; + else if (wacom_wac->features.device_type & WACOM_DEVICETYPE_PEN) + wacom_wac->shared->pen = hdev; if (!(features->device_type & WACOM_DEVICETYPE_WL_MONITOR) && (features->quirks & WACOM_QUIRK_BATTERY)) { |