diff options
Diffstat (limited to 'drivers/hid/hid-input.c')
| -rw-r--r-- | drivers/hid/hid-input.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 7a0d2e4661a..6c03dcc5760 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -199,11 +199,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_GD_MOUSE: case HID_GD_POINTER: code += 0x110; break; case HID_GD_JOYSTICK: - if (code <= 0xf) - code += BTN_JOYSTICK; - else - code += BTN_TRIGGER_HAPPY; - break; + if (code <= 0xf) + code += BTN_JOYSTICK; + else + code += BTN_TRIGGER_HAPPY; + break; case HID_GD_GAMEPAD: code += 0x130; break; default: switch (field->physical) { @@ -301,6 +301,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_UP_DIGITIZER: switch (usage->hid & 0xff) { + case 0x00: /* Undefined */ + goto ignore; + case 0x30: /* TipPressure */ if (!test_bit(BTN_TOUCH, input->keybit)) { device->quirks |= HID_QUIRK_NOTOUCH; @@ -480,7 +483,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_UP_LOGIVENDOR: goto ignore; - + case HID_UP_PID: switch (usage->hid & HID_USAGE) { case 0xa4: map_key_clear(BTN_DEAD); break; @@ -534,6 +537,9 @@ mapped: input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); else input_set_abs_params(input, usage->code, a, b, 0, 0); + /* use a larger default input buffer for MT devices */ + if (usage->code == ABS_MT_POSITION_X && input->hint_events_per_packet == 0) + input_set_events_per_packet(input, 60); } if (usage->type == EV_ABS && @@ -586,9 +592,9 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); - input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); - return; - } + input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); + return; + } if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); |