diff options
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/wacom_sys.c | 10 | ||||
| -rw-r--r-- | drivers/hid/wacom_wac.c | 4 |
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index 2e3e03df83da..9ec895e5fd00 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -314,14 +314,16 @@ static void wacom_feature_mapping(struct hid_device *hdev, /* leave touch_max as is if predefined */ if (!features->touch_max) { /* read manually */ - data = kzalloc(2, GFP_KERNEL); + 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, 2, WAC_CMD_RETRIES); - if (ret == 2) { - features->touch_max = data[1]; + data, n, WAC_CMD_RETRIES); + if (ret == n) { + ret = hid_report_raw_event(hdev, + HID_FEATURE_REPORT, data, n, 0); } else { features->touch_max = 16; hid_warn(hdev, "wacom_feature_mapping: " diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index b764e9d72b5b..678f504239a0 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2492,6 +2492,7 @@ static void wacom_wac_finger_event(struct hid_device *hdev, struct wacom *wacom = hid_get_drvdata(hdev); struct wacom_wac *wacom_wac = &wacom->wacom_wac; unsigned equivalent_usage = wacom_equivalent_usage(usage->hid); + struct wacom_features *features = &wacom->wacom_wac.features; switch (equivalent_usage) { case HID_GD_X: @@ -2512,6 +2513,9 @@ static void wacom_wac_finger_event(struct hid_device *hdev, case HID_DG_TIPSWITCH: wacom_wac->hid_data.tipswitch = value; break; + case HID_DG_CONTACTMAX: + features->touch_max = value; + return; } |