2020-05-08 05:59:19

by Jiada Wang

[permalink] [raw]
Subject: [PATCH v11 05/56] Input: atmel_mxt_ts - output status from T48 Noise Supression

From: Nick Dyer <[email protected]>

This patch outputs status from T48 Noise Supression

Signed-off-by: Nick Dyer <[email protected]>
Acked-by: Benson Leung <[email protected]>
Acked-by: Yufeng Shen <[email protected]>
(cherry picked from ndyer/linux/for-upstream commit 2895a6ff150a49f27a02938f8d262be238b296d8)
Signed-off-by: George G. Davis <[email protected]>
Signed-off-by: Jiada Wang <[email protected]>
---
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 7e6a66e3e1e0..a53985a7736f 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;
--
2.17.1


2020-05-11 22:27:49

by Dmitry Torokhov

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Subject: Re: [PATCH v11 05/56] Input: atmel_mxt_ts - output status from T48 Noise Supression

On Thu, May 07, 2020 at 10:56:05PM -0700, Jiada Wang wrote:
> From: Nick Dyer <[email protected]>
>
> This patch outputs status from T48 Noise Supression
>
> Signed-off-by: Nick Dyer <[email protected]>
> Acked-by: Benson Leung <[email protected]>
> Acked-by: Yufeng Shen <[email protected]>
> (cherry picked from ndyer/linux/for-upstream commit 2895a6ff150a49f27a02938f8d262be238b296d8)
> Signed-off-by: George G. Davis <[email protected]>
> Signed-off-by: Jiada Wang <[email protected]>
> ---
> 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 7e6a66e3e1e0..a53985a7736f 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 " : "");

Should we define symbolic names for these bits, like you did for T42
in the next patch?

Thanks.

--
Dmitry

2020-06-30 14:38:07

by Jiada Wang

[permalink] [raw]
Subject: Re: [PATCH v11 05/56] Input: atmel_mxt_ts - output status from T48 Noise Supression

Hello Dmitry

On 2020/05/12 7:23, Dmitry Torokhov wrote:
> On Thu, May 07, 2020 at 10:56:05PM -0700, Jiada Wang wrote:
>> From: Nick Dyer <[email protected]>
>>
>> This patch outputs status from T48 Noise Supression
>>
>> Signed-off-by: Nick Dyer <[email protected]>
>> Acked-by: Benson Leung <[email protected]>
>> Acked-by: Yufeng Shen <[email protected]>
>> (cherry picked from ndyer/linux/for-upstream commit 2895a6ff150a49f27a02938f8d262be238b296d8)
>> Signed-off-by: George G. Davis <[email protected]>
>> Signed-off-by: Jiada Wang <[email protected]>
>> ---
>> 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 7e6a66e3e1e0..a53985a7736f 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 " : "");
>
> Should we define symbolic names for these bits, like you did for T42
> in the next patch?

will replace with symbolic names in next version

Thanks,
Jiada
>
> Thanks.
>