commit: cc5e0f08ca2a66fc4c6984ccff74fd529e969fac
From: Chase Douglas <[email protected]>
Date: Fri, 1 Apr 2011 17:03:39 -0400
Subject: [PATCH] HID: hid-magicmouse: Increase evdev buffer size

The evdev buffer isn't big enough when you get many fingers on the
device. Bump up the buffer to a reasonable size, matching what other
multitouch devices use. Without this change, events may be discarded in
the evdev buffer before they are read.

Reported-by: Simon Budig <[email protected]>
Cc: Henrik Rydberg <[email protected]>
Cc: Jiri Kosina <[email protected]>
Cc: [email protected]
Signed-off-by: Chase Douglas <[email protected]>
Acked-by: Henrik Rydberg <[email protected]>
Signed-off-by: Jiri Kosina <[email protected]>
---
 drivers/hid/hid-magicmouse.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index 318cc40..418c399 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -418,6 +418,8 @@ static void magicmouse_setup_input(struct input_dev *input, 
struct hid_device *h
                        input_set_abs_params(input, ABS_MT_POSITION_Y, -2456,
                                2565, 4, 0);
                }
+
+               input_set_events_per_packet(input, 60);
        }
 
        if (report_undeciphered) {

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