From: Jiada Wang <jiada_wang@mentor.com>
To: <nick@shmanahar.org>, <dmitry.torokhov@gmail.com>
Cc: <linux-input@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<jiada_wang@mentor.com>, <george_davis@mentor.com>
Subject: [PATCH v1 05/63] Input: atmel_mxt_ts - output status from T48 Noise Supression
Date: Fri, 16 Aug 2019 17:30:32 +0900 [thread overview]
Message-ID: <20190816083130.18250-1-jiada_wang@mentor.com> (raw)
From: Nick Dyer <nick.dyer@itdev.co.uk>
Signed-off-by: Nick Dyer <nick.dyer@itdev.co.uk>
Acked-by: Benson Leung <bleung@chromium.org>
Acked-by: Yufeng Shen <miletus@chromium.org>
(cherry picked from ndyer/linux/for-upstream commit 2895a6ff150a49f27a02938f8d262be238b296d8)
Signed-off-by: George G. Davis <george_davis@mentor.com>
Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
---
drivers/input/touchscreen/atmel_mxt_ts.c | 25 ++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 2d70ddf71cd9..a75c35c6f9f9 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -324,6 +324,7 @@ struct mxt_data {
u16 T18_address;
u8 T19_reportid;
u16 T44_address;
+ u8 T48_reportid;
u8 T100_reportid_min;
u8 T100_reportid_max;
@@ -977,6 +978,24 @@ static void mxt_proc_t100_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];
@@ -986,6 +1005,8 @@ static int mxt_proc_message(struct mxt_data *data, u8 *message)
if (report_id == data->T6_reportid) {
mxt_proc_t6_messages(data, message);
+ } else if (report_id == data->T48_reportid) {
+ mxt_proc_t48_messages(data, message);
} else if (!data->input_dev) {
/*
* Do not report events if input device
@@ -1663,6 +1684,7 @@ static void mxt_free_object_table(struct mxt_data *data)
data->T18_address = 0;
data->T19_reportid = 0;
data->T44_address = 0;
+ data->T48_reportid = 0;
data->T100_reportid_min = 0;
data->T100_reportid_max = 0;
data->max_reportid = 0;
@@ -1744,6 +1766,9 @@ static int mxt_parse_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;
case MXT_TOUCH_MULTITOUCHSCREEN_T100:
data->multitouch = MXT_TOUCH_MULTITOUCHSCREEN_T100;
data->T100_reportid_min = min_id;
--
2.19.2
next reply other threads:[~2019-08-16 8:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-16 8:30 Jiada Wang [this message]
2019-08-16 8:30 ` [PATCH v1 06/63] Input: atmel_mxt_ts - output status from T42 Touch Suppression Jiada Wang
2019-08-16 17:34 ` Dmitry Torokhov
2019-08-22 5:52 ` Jiada Wang
2019-08-16 8:30 ` [PATCH v1 07/63] Input: atmel_mxt_ts - implement T9 vector/orientation support Jiada Wang
2019-08-16 8:30 ` [PATCH v1 08/63] Input: atmel_mxt_ts - implement T15 Key Array support Jiada Wang
2019-08-16 8:30 ` [PATCH v1 09/63] Input: atmel_mxt_ts - handle reports from T47 Stylus object Jiada Wang
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