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sec_mmi: support holding grip detection

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Driver provides access to holding grip info reported by firmware via
sysfs entry. Driver notifies HAL about holding grip info changes.

Change-Id: Ifff66d0a06b904e43dc88432b930e51478c4fa59
Signed-off-by: Konstantin Makariev <hcv867@motorola.com>
Reviewed-on: https://gerrit.mot.com/1517457
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Konstantin Makariev 2020-03-19 14:07:46 -05:00 • committed by Konstantin Makariev
commit 32c34e9aff
4 changed files with 67 additions and 0 deletions
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1
drivers/input/touchscreen/sec_mmi/sec_mmi.h
View file

@ -64,6 +64,7 @@ struct sec_mmi_data {
};
int sec_mmi_data_init(struct sec_ts_data *ts, bool enable);
int sec_mmi_sysfs_notify(struct sec_ts_data *ts, unsigned char state);
#ifndef CONFIG_INPUT_TOUCHSCREEN_MMI
#define DEV_MMI (&data->i2c_client->dev)

10
drivers/input/touchscreen/sec_mmi/sec_ts.c
View file

@ -545,6 +545,7 @@ void sec_ts_reinit(struct sec_ts_data *ts)
return;
}
#define STATUS_ID_HOLD_GRIP 0x69
#define MAX_EVENT_COUNT 32
static void sec_ts_read_event(struct sec_ts_data *ts)
{
@ -645,6 +646,14 @@ static void sec_ts_read_event(struct sec_ts_data *ts)
event_buff[3], event_buff[4], event_buff[5],
event_buff[6], event_buff[7]);
/* hold grip change status event */
if ((p_event_status->status_id == STATUS_ID_HOLD_GRIP) &&
ts->plat_data->hold_grip_ctrl) {
sec_mmi_sysfs_notify(ts, p_event_status->status_data_1);
/* no further processing needed */
break;
}
/* watchdog reset -> send SENSEON command */
if ((p_event_status->stype == TYPE_STATUS_EVENT_INFO) &&
(p_event_status->status_id == SEC_TS_ACK_BOOT_COMPLETE) &&
@ -1343,6 +1352,7 @@ static int sec_ts_parse_dt(struct i2c_client *client)
pdata->pill_region_ctrl = of_property_read_bool(np, "sec,pill-region-control");
pdata->hold_distance_ctrl = of_property_read_bool(np, "sec,hold-distance-control");
pdata->gs_distance_ctrl = of_property_read_bool(np, "sec,gs-distance-control");
pdata->hold_grip_ctrl = of_property_read_bool(np, "sec,hold-grip-control");
pdata->poweron_calibration = of_property_read_bool(np, "sec,poweron-calibration");
#ifdef CONFIG_SEC_FACTORY

9
drivers/input/touchscreen/sec_mmi/sec_ts.h
View file

@ -473,6 +473,13 @@ enum tsp_hw_parameter {
TSP_MODULE_ID = 6,
};
enum hold_grip_states {
SEC_HOLD_GRIP_NOGRIP,
SEC_HOLD_GRIP_UNCERTAIN,
SEC_HOLD_GRIP_LEFT,
SEC_HOLD_GRIP_RUGHT,
};
#define TEST_MODE_MIN_MAX false
#define TEST_MODE_ALL_NODE true
#define TEST_MODE_READ_FRAME false
@ -715,6 +722,7 @@ struct sec_ts_data {
unsigned char pill_region_data[5];
unsigned char hold_distance_data;
unsigned char gs_distance_data;
unsigned char hold_grip_data;
/* for factory - factory_cmd_result_all() */
short cm_raw_set_p2p_min; //CM_RAW_SET_P2P
@ -789,6 +797,7 @@ struct sec_ts_plat_data {
bool pill_region_ctrl;
bool hold_distance_ctrl;
bool gs_distance_ctrl;
bool hold_grip_ctrl;
};
typedef struct {

47
drivers/input/touchscreen/sec_mmi/sec_ts_mmi_class.c
View file

@ -66,6 +66,10 @@ static ssize_t sec_mmi_gs_distance_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size);
static ssize_t sec_mmi_gs_distance_show(struct device *dev,
struct device_attribute *attr, char *buf);
static ssize_t sec_mmi_hold_grip_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size);
static ssize_t sec_mmi_hold_grip_show(struct device *dev,
struct device_attribute *attr, char *buf);
static DEVICE_ATTR(address, (S_IWUSR | S_IWGRP), NULL, sec_mmi_address_store);
static DEVICE_ATTR(size, (S_IWUSR | S_IWGRP), NULL, sec_mmi_size_store);
@ -79,6 +83,8 @@ static DEVICE_ATTR(hold_distance, (S_IRUGO | S_IWUSR | S_IWGRP),
sec_mmi_hold_distance_show, sec_mmi_hold_distance_store);
static DEVICE_ATTR(gs_distance, (S_IRUGO | S_IWUSR | S_IWGRP),
sec_mmi_gs_distance_show, sec_mmi_gs_distance_store);
static DEVICE_ATTR(hold_grip, (S_IRUGO | S_IWUSR | S_IWGRP),
sec_mmi_hold_grip_show, sec_mmi_hold_grip_store);
#define MAX_ATTRS_ENTRIES 10
#define ADD_ATTR(name) { \
@ -115,6 +121,9 @@ static int sec_mmi_extend_attribute_group(struct device *dev, struct attribute_g
if (ts->plat_data->gs_distance_ctrl)
ADD_ATTR(gs_distance);
if (ts->plat_data->hold_grip_ctrl)
ADD_ATTR(hold_grip);
if (strncmp(bi_bootmode(), "mot-factory", strlen("mot-factory")) == 0) {
ADD_ATTR(address);
ADD_ATTR(size);
@ -288,6 +297,41 @@ static ssize_t sec_mmi_suppression_show(struct device *dev,
return blen;
}
int sec_mmi_sysfs_notify(struct sec_ts_data *ts, unsigned char state)
{
if (state != 0xff)
ts->hold_grip_data = state;
sysfs_notify(ts->imports->kobj_notify, NULL, "hold_grip");
dev_dbg(&ts->client->dev, "%s: triggered HAL with 0x%02x\n", __func__, state);
return 0;
}
static ssize_t sec_mmi_hold_grip_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
struct sec_ts_data *ts;
dev = MMI_DEV_TO_TS_DEV(dev);
GET_TS_DATA(dev);
sec_mmi_sysfs_notify(ts, 0xff);
return size;
}
static ssize_t sec_mmi_hold_grip_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct sec_ts_data *ts;
dev = MMI_DEV_TO_TS_DEV(dev);
GET_TS_DATA(dev);
return scnprintf(buf, PAGE_SIZE, "0x%02x", (unsigned int)(ts->hold_grip_data));
}
#define REQ_ARGS_NUM 3
static ssize_t sec_mmi_pill_region_store(struct device *dev,
@ -1156,6 +1200,9 @@ int sec_mmi_data_init(struct sec_ts_data *ts, bool enable)
dev_err(&ts->client->dev, "%s: failed to write grip supp distance (%d)\n",
__func__, ret);
}
if (ts->plat_data->hold_grip_ctrl)
ts->hold_grip_data = SEC_HOLD_GRIP_NOGRIP;
} else
ts_mmi_dev_unregister(&ts->client->dev);