From: Jiada Wang <jiada_wang@mentor.com>
To: <nick@shmanahar.org>, <dmitry.torokhov@gmail.com>,
<jikos@kernel.org>, <benjamin.tissoires@redhat.com>,
<rydberg@bitmath.org>
Cc: <linux-input@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<jiada_wang@mentor.com>
Subject: [PATCH v3 06/49] Input: atmel_mxt_ts - output status from T48 Noise Supression
Date: Tue, 17 Sep 2019 18:35:07 +0900 [thread overview]
Message-ID: <20190917093550.18335-2-jiada_wang@mentor.com> (raw)
In-Reply-To: <20190917093550.18335-1-jiada_wang@mentor.com>
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 45bab5253775..351347e2eced 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;
@@ -978,6 +979,24 @@ 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];
@@ -987,6 +1006,8 @@ 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
@@ -1666,6 +1687,7 @@ 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;
@@ -1747,6 +1769,9 @@ 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 prev parent reply other threads:[~2019-09-17 9:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-17 9:35 [PATCH v3 05/49] Input: atmel_mxt_ts - split large i2c transfers into blocks Jiada Wang
2019-09-17 9:35 ` Jiada Wang [this message]
2019-09-17 9:35 ` [PATCH v3 07/49] Input: atmel_mxt_ts - output status from T42 Touch Suppression Jiada Wang
2019-09-17 9:35 ` [PATCH v3 08/49] Input: atmel_mxt_ts - implement T9 vector/orientation support Jiada Wang
2019-09-17 9:35 ` [PATCH v3 09/49] Input: atmel_mxt_ts - implement T15 Key Array support Jiada Wang
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