Input: qt602240_ts - Read whole message instead of just the first byte to make CHG low
From: Iiro Valkonen <iiro.valkonen@xxxxxxxxx>
Read the whole message, as reading just the first byte isn't always guaranteed to clear the message.
Signed-off-by: Iiro Valkonen <iiro.valkonen@xxxxxxxxx>
---
drivers/input/touchscreen/qt602240_ts.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/input/touchscreen/qt602240_ts.c b/drivers/input/touchscreen/qt602240_ts.c
index 739d18a..6ef8290 100644
--- a/drivers/input/touchscreen/qt602240_ts.c
+++ b/drivers/input/touchscreen/qt602240_ts.c
@@ -699,16 +699,16 @@ 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");
--
1.7.0.4
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