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Commit 80fa7e98 authored by Himanshu Aggarwal's avatar Himanshu Aggarwal Committed by Abinaya P
Browse files

input: touchscreen: Fix issues in suspend path 



Fix issues in suspend path in Goodix driver.

Change-Id: I280f2201c69838ad4da8eb94e9f10768f54ed457
Signed-off-by: default avatarHimanshu Aggarwal <haggarwa@codeaurora.org&gt;4>
Signed-off-by: default avatarSudhakar Manapati <smanap@codeaurora.org>
parent 12e637fc

drivers/input/touchscreen/gt9xx/gt9xx.c

+11 −14
Original line number Diff line number Diff line
@@ -712,16 +712,13 @@ static s8 gtp_enter_doze(struct goodix_ts_data *ts) 
	return ret;

}

#else

/*******************************************************

Function:

	Enter sleep mode.

Input:

	ts: private data.

Output:

	Executive outcomes.

	>0: succeed, otherwise failed.

*******************************************************/

static s8 gtp_enter_sleep(struct goodix_ts_data  *ts)

/**

 * gtp_enter_sleep - Enter sleep mode

 * @ts: driver private data

 *

 * Returns zero on success, else an error.

 */

static u8 gtp_enter_sleep(struct goodix_ts_data *ts)

{

	int ret = -1;

	s8 retry = 0;
@@ -743,16 +740,16 @@ static s8 gtp_enter_sleep(struct goodix_ts_data *ts) 
		ret = goodix_power_off(ts);

		if (ret) {

			dev_err(&ts->client->dev, "GTP power off failed.\n");

			return 0;

			return ret;

		}

		return 1;

		return 0;

	}

	usleep(5000);

	while (retry++ < GTP_I2C_RETRY_5) {

		ret = gtp_i2c_write(ts->client, i2c_control_buf, 3);

		if (ret == 1) {

			dev_dbg(&ts->client->dev, "GTP enter sleep!");

			return ret;

			return 0;

		}

		msleep(20);

	}
@@ -2039,7 +2036,7 @@ static int goodix_ts_suspend(struct device *dev) 


	ret = gtp_enter_sleep(ts);

#endif

	if (ret <= 0)

	if (ret < 0)

		dev_err(&ts->client->dev, "GTP early suspend failed\n");

	/* to avoid waking up while not sleeping,

	 * delay 48 + 10ms to ensure reliability