[PATCH 37/53] Input: atmel_mxt_ts - Output status from T48 Noise Supression

From: Nick Dyer
Date: Wed Jun 05 2013 - 13:51:58 EST


Signed-off-by: Nick Dyer <nick.dyer@xxxxxxxxxxx>
Acked-by: Benson Leung <bleung@xxxxxxxxxxxx>
---
drivers/input/touchscreen/atmel_mxt_ts.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index ca02ee1..5291471 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -269,6 +269,7 @@ struct mxt_data {
u8 T9_reportid_max;
u8 T19_reportid;
u16 T44_address;
+ u8 T48_reportid;

/* for fw update in bootloader */
struct completion bl_completion;
@@ -770,6 +771,26 @@ static void mxt_proc_t9_message(struct mxt_data *data, u8 *message)
data->update_input = true;
}

+static int mxt_proc_t48_messages(struct mxt_data *data, u8 *msg)
+{
+ struct device *dev = &data->client->dev;
+ u8 status, state;
+
+ status = msg[1];
+ state = msg[4];
+
+ dev_dbg(dev, "T48 state %d status %02X %s%s%s%s%s\n",
+ state,
+ status,
+ (status & 0x01) ? "FREQCHG " : "",
+ (status & 0x02) ? "APXCHG " : "",
+ (status & 0x04) ? "ALGOERR " : "",
+ (status & 0x10) ? "STATCHG " : "",
+ (status & 0x20) ? "NLVLCHG " : "");
+
+ return 0;
+}
+
static int mxt_proc_message(struct mxt_data *data, u8 *message)
{
u8 report_id = message[0];
@@ -786,6 +807,8 @@ static int mxt_proc_message(struct mxt_data *data, u8 *message)
} else if (report_id == data->T19_reportid) {
mxt_input_button(data, message);
data->update_input = true;
+ } else if (report_id == data->T48_reportid) {
+ mxt_proc_t48_messages(data, message);
} else {
dump = true;
}
@@ -1426,6 +1449,7 @@ static void mxt_free_object_table(struct mxt_data *data)
data->T9_reportid_max = 0;
data->T19_reportid = 0;
data->T44_address = 0;
+ data->T48_reportid = 0;
data->max_reportid = 0;
}

@@ -1499,6 +1523,9 @@ static int mxt_get_object_table(struct mxt_data *data)
case MXT_SPT_GPIOPWM_T19:
data->T19_reportid = min_id;
break;
+ case MXT_PROCG_NOISESUPPRESSION_T48:
+ data->T48_reportid = min_id;
+ break;
}

end_address = object->start_address
--
1.7.10.4

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