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| author | Iiro Valkonen <iiro.valkonen@atmel.com> | 2011-02-04 00:51:05 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-02-21 01:02:27 -0800 |
| commit | 26cdb1ae76f842e895ef4d09796a9101a7f8746b (patch) | |
| tree | 378573f3b687c47f8368d8f8a1e96d94ca9b8d5e | |
| parent | 7686b108d8ef5c32f429d5228798636f3a1caf5a (diff) | |
| download | linux-3.10-26cdb1ae76f842e895ef4d09796a9101a7f8746b.tar.gz linux-3.10-26cdb1ae76f842e895ef4d09796a9101a7f8746b.tar.bz2 linux-3.10-26cdb1ae76f842e895ef4d09796a9101a7f8746b.zip | |
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 <iiro.valkonen@atmel.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| -rw-r--r-- | drivers/input/touchscreen/atmel_mxt_ts.c | 6 |
1 files 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"); |