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Commit 57157bec authored by Henrik Rydberg's avatar Henrik Rydberg Committed by Dmitry Torokhov
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Input: bcm5974 - adjust major/minor to scale 



By visual inspection, the reported touch_major and touch_minor axes
are a factor of two too small. Presumably the device actually reports
the semi-major and semi-minor axes. Corrected with this patch.

Signed-off-by: default avatarHenrik Rydberg <rydberg@euromail.se>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent ba4d695a

drivers/input/mouse/bcm5974.c

+8 −4
Original line number Diff line number Diff line
@@ -337,10 +337,14 @@ static void report_finger_data(struct input_dev *input, 
			       const struct bcm5974_config *cfg,

			       const struct tp_finger *f)

{

	input_report_abs(input, ABS_MT_TOUCH_MAJOR, raw2int(f->force_major));

	input_report_abs(input, ABS_MT_TOUCH_MINOR, raw2int(f->force_minor));

	input_report_abs(input, ABS_MT_WIDTH_MAJOR, raw2int(f->size_major));

	input_report_abs(input, ABS_MT_WIDTH_MINOR, raw2int(f->size_minor));

	input_report_abs(input, ABS_MT_TOUCH_MAJOR,

			 raw2int(f->force_major) << 1);

	input_report_abs(input, ABS_MT_TOUCH_MINOR,

			 raw2int(f->force_minor) << 1);

	input_report_abs(input, ABS_MT_WIDTH_MAJOR,

			 raw2int(f->size_major) << 1);

	input_report_abs(input, ABS_MT_WIDTH_MINOR,

			 raw2int(f->size_minor) << 1);

	input_report_abs(input, ABS_MT_ORIENTATION,

			 MAX_FINGER_ORIENTATION - raw2int(f->orientation));

	input_report_abs(input, ABS_MT_POSITION_X, raw2int(f->abs_x));