Re: [PATCH 04/12] hwmon: lis3: Update coordinates at polled deviceopen

From: Ãric Piel
Date: Sun Oct 24 2010 - 11:07:59 EST


Op 22-10-10 13:57, Samu Onkalo schreef:
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<samu.p.onkalo@xxxxxxxxx>
Acked-by: Eric Piel <eric.piel@xxxxxxxxxxxxxxxx>
---
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)

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