From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samu Onkalo Subject: [PATCH 04/12] hwmon: lis3: Update coordinates at polled device open Date: Fri, 22 Oct 2010 14:57:26 +0300 Message-ID: <1287748654-2626-5-git-send-email-samu.p.onkalo@nokia.com> References: <1287748654-2626-1-git-send-email-samu.p.onkalo@nokia.com> Return-path: In-Reply-To: <1287748654-2626-1-git-send-email-samu.p.onkalo@nokia.com> Sender: linux-kernel-owner@vger.kernel.org To: eric.piel@tremplin-utc.net, khali@linux-fr.org, guenter.roeck@ericsson.com, jic23@cam.ac.uk Cc: lm-sensors@lm-sensors.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-i2c@vger.kernel.org Call input device poll function at device open to refresh coordinates immediately. This is needed for the case where poll interval is set to zero and coordinate updates happens purely under interrupt control. Signed-off-by: Samu Onkalo --- drivers/hwmon/lis3lv02d.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c index fe97390..e2e0bb4 100644 --- a/drivers/hwmon/lis3lv02d.c +++ b/drivers/hwmon/lis3lv02d.c @@ -312,6 +312,11 @@ static void lis3lv02d_joystick_open(struct input_polled_dev *pidev) if (lis3_dev.pdata && lis3_dev.whoami == WAI_8B && lis3_dev.idev) atomic_set(&lis3_dev.wake_thread, 1); + /* + * Update coordinates for the case where poll interval is 0 and + * the chip in running purely under interrupt control + */ + lis3lv02d_joystick_poll(pidev); } static void lis3lv02d_joystick_close(struct input_polled_dev *pidev) -- 1.6.0.4