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Commit 7dca98d4 authored by Shantanu Jain's avatar Shantanu Jain Committed by Abinaya P
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input: touchscreen: Add virtual key support from dtsi 



Add virtual key support from device tree node and
corrected the sequence of virtual keys defined in
dtsi for Goodix driver.

Change-Id: Iee1db2eb07c00fd4338255b9648fac5e05aa9c6d
Signed-off-by: default avatarShantanu Jain <shjain@codeaurora.org>
Signed-off-by: default avatarAbinaya P <abinayap@codeaurora.org>
parent ccd9ea31

drivers/input/touchscreen/gt9xx/gt9xx.c

+11 −8
Original line number Diff line number Diff line
@@ -485,18 +485,19 @@ static void goodix_ts_work_func(struct work_struct *work) 
		memcpy(&point_data[12], &buf[2], 8 * (touch_num - 1));

	}



#if GTP_HAVE_TOUCH_KEY



	key_value = point_data[3 + 8 * touch_num];



	if (key_value || pre_key) {

		for (i = 0; i < ARRAY_SIZE(touch_key_array); i++) {

		for (i = 0; i < ts->pdata->num_button; i++) {

			input_report_key(ts->input_dev,

				touch_key_array[i], key_value & (0x01<<i));

				ts->pdata->button_map[i],

				key_value & (0x01<<i));

		}

		touch_num = 0;

		pre_touch = 0;

	}

#endif



	pre_key = key_value;



#if GTP_WITH_PEN
@@ -1210,12 +1211,11 @@ static int gtp_request_input_dev(struct goodix_ts_data *ts) 
	/* in case of "out of memory" */

	input_mt_init_slots(ts->input_dev, 10, 0);



#if GTP_HAVE_TOUCH_KEY

	for (index = 0; index < ARRAY_SIZE(touch_key_array); index++) {

	for (index = 0; index < ts->pdata->num_button; index++) {

		input_set_capability(ts->input_dev,

				EV_KEY, touch_key_array[index]);

				EV_KEY, ts->pdata->button_map[index]);

	}

#endif





#if GTP_SLIDE_WAKEUP

	input_set_capability(ts->input_dev, EV_KEY, KEY_POWER);
@@ -1609,6 +1609,9 @@ static int goodix_parse_dt(struct device *dev, 
			dev_err(dev, "Unable to read key codes\n");

			return rc;

		}

		pdata->num_button = num_buttons;

		memcpy(pdata->button_map, button_map,

			pdata->num_button * sizeof(u32));

	}



	read_cfg_num = 0;

drivers/input/touchscreen/gt9xx/gt9xx.h

+3 −0
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ 
#define GOODIX_SUSPEND_LEVEL 1

#endif



#define MAX_BUTTONS 4

#define GOODIX_MAX_CFG_GROUP	6

#define GTP_FW_NAME_MAXSIZE	50
@@ -64,6 +65,8 @@ struct goodix_ts_platform_data { 
	bool i2c_pull_up;

	size_t config_data_len[GOODIX_MAX_CFG_GROUP];

	u8 *config_data[GOODIX_MAX_CFG_GROUP];

	u32 button_map[MAX_BUTTONS];

	u8 num_button;

};

struct goodix_ts_data {

	spinlock_t irq_lock;