driver:imx185:Add info message for expected i2c error.

Sensor not return ACK when SW_RESET is transferred.

bug 200741759

Change-Id: I77639f84bcda653ba2d3adfd68727725a0c00e1f
Signed-off-by: Praveen AC <pac@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2653996
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: Anubhav Rai <arai@nvidia.com>
Reviewed-by: Shubham Chandra <shubhamc@nvidia.com>
Reviewed-by: Ajith Kumar <ajithk@nvidia.com>
Reviewed-by: Sudhir Vyas <svyas@nvidia.com>
Reviewed-by: Frank Chen <frankc@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/media/i2c/imx185.c b/drivers/media/i2c/imx185.c
index 4ea018879..a217e99ee 100644
--- a/drivers/media/i2c/imx185.c
+++ b/drivers/media/i2c/imx185.c
@@ -1,7 +1,7 @@
 /*
  * imx185.c - imx185 sensor driver
  *
- * Copyright (c) 2016-2020, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2016-2022, NVIDIA CORPORATION & AFFILIATES.All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -653,6 +653,7 @@ static int imx185_stop_streaming(struct tegracam_device *tc_dev)
 {
         struct camera_common_data *s_data = tc_dev->s_data;
         struct imx185 *priv = (struct imx185 *)tegracam_get_privdata(tc_dev);
+        struct device *dev = tc_dev->dev;
         int err;
 
         err = imx185_write_table(priv, mode_table[IMX185_MODE_STOP_STREAM]);
@@ -660,6 +661,8 @@ static int imx185_stop_streaming(struct tegracam_device *tc_dev)
                 return err;
 
         /* SW_RESET will have no ACK */
+        dev_info(dev, "***0x%x will have no ACK(it's expected)****\n",
+                        IMX185_SW_RESET_ADDR);
         imx185_write_reg(s_data, IMX185_SW_RESET_ADDR, 0x01);
 
         /*