From 26cdb1ae76f842e895ef4d09796a9101a7f8746b Mon Sep 17 00:00:00 2001 From: Iiro Valkonen Date: Fri, 4 Feb 2011 00:51:05 -0800 Subject: [PATCH] Input: atmel_mxt_ts - read whole message to make CHG low Read the whole message, as reading just the first byte isn't always guaranteed to clear the message. Signed-off-by: Iiro Valkonen Signed-off-by: Dmitry Torokhov --- drivers/input/touchscreen/atmel_mxt_ts.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index 5dca78a00c9..162a3bf019e 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -823,16 +823,16 @@ static int mxt_check_matrix_size(struct mxt_data *data) static int mxt_make_highchg(struct mxt_data *data) { struct device *dev = &data->client->dev; + struct mxt_message message; int count = 10; int error; - u8 val; /* Read dummy message to make high CHG pin */ do { - error = mxt_read_object(data, MXT_GEN_MESSAGE, 0, &val); + error = mxt_read_message(data, &message); if (error) return error; - } while ((val != 0xff) && --count); + } while (message.reportid != 0xff && --count); if (!count) { dev_err(dev, "CHG pin isn't cleared\n"); -- 2.20.1