public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] HID: magicmouse: Correct report range of major / minor axes
@ 2012-06-22 16:31 Yufeng Shen
  2012-06-25 12:04 ` Henrik Rydberg
  0 siblings, 1 reply; 3+ messages in thread
From: Yufeng Shen @ 2012-06-22 16:31 UTC (permalink / raw)
  To: linux-input
  Cc: Jiri Kosina, Henrik Rydberg, linux-kernel, Yufeng Shen,
	Andrew de los Reyes

In patch "HID: magicmouse: Adjust major / minor axes to scale",
touch_major and touch_minor axes are scaled by a factor of
four when reported but the max touch_major/minor is not scaled
accordingly. This patch scales the max touch_major/minor to
be consistent with the reported value.

Signed-off-by: Yufeng Shen <miletus@chromium.org>
---
 drivers/hid/hid-magicmouse.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index 7cf3ffe..40ac665 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -426,8 +426,10 @@ static void magicmouse_setup_input(struct input_dev *input, struct hid_device *h
 		__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, 4, 0);
-		input_set_abs_params(input, ABS_MT_TOUCH_MINOR, 0, 255, 4, 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);
 
 		/* Note: Touch Y position from the device is inverted relative
-- 
1.7.7.3


^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2012-06-25 13:30 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-06-22 16:31 [PATCH] HID: magicmouse: Correct report range of major / minor axes Yufeng Shen
2012-06-25 12:04 ` Henrik Rydberg
2012-06-25 13:30   ` Jiri Kosina

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox