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HID: magicmouse: Removing report_touches switch

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Remove the report_touches switch as it is not so useful to turn
off reporting touch events for a touch device. Let the userspace
to do the filtering if the turning off is needed.

V2: Remove report_touches as suggeted by Chase Douglas

Signed-off-by: Yufeng Shen <miletus@chromium.org>
Reviewed-and-tested-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Yufeng Shen 2012-07-04 12:14:43 -04:00 committed by Jiri Kosina
parent 60d2c25251
commit 6264307ed0
1 changed files with 41 additions and 46 deletions
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87
drivers/hid/hid-magicmouse.c
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@ -48,10 +48,6 @@ static bool scroll_acceleration = false;
module_param(scroll_acceleration, bool, 0644);
MODULE_PARM_DESC(scroll_acceleration, "Accelerate sequential scroll events");
static bool report_touches = true;
module_param(report_touches, bool, 0644);
MODULE_PARM_DESC(report_touches, "Emit touch records (otherwise, only use them for emulation)");
static bool report_undeciphered;
module_param(report_undeciphered, bool, 0644);
MODULE_PARM_DESC(report_undeciphered, "Report undeciphered multi-touch state field using a MSC_RAW event");
@ -276,7 +272,7 @@ static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda
msc->single_touch_id = SINGLE_TOUCH_UP;
/* Generate the input events for this touch. */
if (report_touches && down) {
if (down) {
input_report_abs(input, ABS_MT_TRACKING_ID, id);
input_report_abs(input, ABS_MT_TOUCH_MAJOR, touch_major << 2);
input_report_abs(input, ABS_MT_TOUCH_MINOR, touch_minor << 2);
@ -335,7 +331,7 @@ static int magicmouse_raw_event(struct hid_device *hdev,
for (ii = 0; ii < npoints; ii++)
magicmouse_emit_touch(msc, ii, data + ii * 8 + 6);
if (report_touches && msc->ntouches == 0)
if (msc->ntouches == 0)
input_mt_sync(input);
/* When emulating three-button mode, it is important
@ -422,53 +418,52 @@ static void magicmouse_setup_input(struct input_dev *input, struct hid_device *h
__set_bit(INPUT_PROP_BUTTONPAD, input->propbit);
}
if (report_touches) {
__set_bit(EV_ABS, input->evbit);
input_set_abs_params(input, ABS_MT_TRACKING_ID, 0, 15, 0, 0);
input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 255 << 2,
4, 0);
input_set_abs_params(input, ABS_MT_TOUCH_MINOR, 0, 255 << 2,
4, 0);
input_set_abs_params(input, ABS_MT_ORIENTATION, -31, 32, 1, 0);
__set_bit(EV_ABS, input->evbit);
/* Note: Touch Y position from the device is inverted relative
* to how pointer motion is reported (and relative to how USB
* HID recommends the coordinates work). This driver keeps
* the origin at the same position, and just uses the additive
* inverse of the reported Y.
*/
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE) {
input_set_abs_params(input, ABS_MT_POSITION_X,
MOUSE_MIN_X, MOUSE_MAX_X, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y,
MOUSE_MIN_Y, MOUSE_MAX_Y, 4, 0);
input_set_abs_params(input, ABS_MT_TRACKING_ID, 0, 15, 0, 0);
input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 255 << 2,
4, 0);
input_set_abs_params(input, ABS_MT_TOUCH_MINOR, 0, 255 << 2,
4, 0);
input_set_abs_params(input, ABS_MT_ORIENTATION, -31, 32, 1, 0);
input_abs_set_res(input, ABS_MT_POSITION_X,
MOUSE_RES_X);
input_abs_set_res(input, ABS_MT_POSITION_Y,
MOUSE_RES_Y);
} else { /* USB_DEVICE_ID_APPLE_MAGICTRACKPAD */
input_set_abs_params(input, ABS_X, TRACKPAD_MIN_X,
TRACKPAD_MAX_X, 4, 0);
input_set_abs_params(input, ABS_Y, TRACKPAD_MIN_Y,
TRACKPAD_MAX_Y, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_X,
TRACKPAD_MIN_X, TRACKPAD_MAX_X, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y,
TRACKPAD_MIN_Y, TRACKPAD_MAX_Y, 4, 0);
/* Note: Touch Y position from the device is inverted relative
* to how pointer motion is reported (and relative to how USB
* HID recommends the coordinates work). This driver keeps
* the origin at the same position, and just uses the additive
* inverse of the reported Y.
*/
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE) {
input_set_abs_params(input, ABS_MT_POSITION_X,
MOUSE_MIN_X, MOUSE_MAX_X, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y,
MOUSE_MIN_Y, MOUSE_MAX_Y, 4, 0);
input_abs_set_res(input, ABS_X, TRACKPAD_RES_X);
input_abs_set_res(input, ABS_Y, TRACKPAD_RES_Y);
input_abs_set_res(input, ABS_MT_POSITION_X,
TRACKPAD_RES_X);
input_abs_set_res(input, ABS_MT_POSITION_Y,
TRACKPAD_RES_Y);
}
input_abs_set_res(input, ABS_MT_POSITION_X,
MOUSE_RES_X);
input_abs_set_res(input, ABS_MT_POSITION_Y,
MOUSE_RES_Y);
} else { /* USB_DEVICE_ID_APPLE_MAGICTRACKPAD */
input_set_abs_params(input, ABS_X, TRACKPAD_MIN_X,
TRACKPAD_MAX_X, 4, 0);
input_set_abs_params(input, ABS_Y, TRACKPAD_MIN_Y,
TRACKPAD_MAX_Y, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_X,
TRACKPAD_MIN_X, TRACKPAD_MAX_X, 4, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y,
TRACKPAD_MIN_Y, TRACKPAD_MAX_Y, 4, 0);
input_set_events_per_packet(input, 60);
input_abs_set_res(input, ABS_X, TRACKPAD_RES_X);
input_abs_set_res(input, ABS_Y, TRACKPAD_RES_Y);
input_abs_set_res(input, ABS_MT_POSITION_X,
TRACKPAD_RES_X);
input_abs_set_res(input, ABS_MT_POSITION_Y,
TRACKPAD_RES_Y);
}
input_set_events_per_packet(input, 60);
if (report_undeciphered) {
__set_bit(EV_MSC, input->evbit);
__set_bit(MSC_RAW, input->mscbit);