clear-pkgs-linux-iot-lts2018/0976-media-intel-ipu4-ti960-fix-map-conflict.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Meng Wei <wei.meng@intel.com>
Date: Wed, 2 Jan 2019 11:16:23 +0800
Subject: [PATCH] media: intel-ipu4: ti960: fix map conflict

After register all sensor at ti960,
then add map valid sensor again.

Change-Id: I3bc54f321d07bc33da801a95f3a4359e6e31536f
Tracked-On: PKT-1691
Signed-off-by: lizhao7x <zhaox.li@intel.com>
Signed-off-by: Meng Wei <wei.meng@intel.com>
---
 drivers/media/i2c/ti960.c | 57 ++++++++++++++++++++-------------------
 1 file changed, 30 insertions(+), 27 deletions(-)

diff --git a/drivers/media/i2c/ti960.c b/drivers/media/i2c/ti960.c
index 12cacab..531611b 100644
--- a/drivers/media/i2c/ti960.c
+++ b/drivers/media/i2c/ti960.c
@@ -495,6 +495,33 @@ static int ti960_open(struct v4l2_subdev *subdev,
 	return 0;
 }
 
+static int ti960_map_subdevs_addr(struct ti960 *va)
+{
+	unsigned short rx_port, phy_i2c_addr, alias_i2c_addr;
+	int i, rval;
+
+	for (i = 0; i < NR_OF_TI960_SINK_PADS; i++) {
+		rx_port = va->sub_devs[i].rx_port;
+		phy_i2c_addr = va->sub_devs[i].phy_i2c_addr;
+		alias_i2c_addr = va->sub_devs[i].alias_i2c_addr;
+
+		if (!phy_i2c_addr || !alias_i2c_addr)
+			continue;
+
+		rval = ti960_map_phy_i2c_addr(va, rx_port, phy_i2c_addr);
+		if (rval)
+			return rval;
+
+		/* set 7bit alias i2c addr */
+		rval = ti960_map_alias_i2c_addr(va, rx_port,
+						alias_i2c_addr << 1);
+		if (rval)
+			return rval;
+	}
+
+	return 0;
+}
+
 static int ti960_registered(struct v4l2_subdev *subdev)
 {
 	struct ti960 *va = to_ti960(subdev);
@@ -602,6 +629,9 @@ static int ti960_registered(struct v4l2_subdev *subdev)
 		}
 		k++;
 	}
+	rval = ti960_map_subdevs_addr(va);
+	if (rval)
+		return rval;
 
 	return 0;
 }
@@ -708,33 +738,6 @@ static int ti960_rx_port_config(struct ti960 *va, int sink, int rx_port)
 	return 0;
 }
 
-static int ti960_map_subdevs_addr(struct ti960 *va)
-{
-	unsigned short rx_port, phy_i2c_addr, alias_i2c_addr;
-	int i, rval;
-
-	for (i = 0; i < NR_OF_TI960_SINK_PADS; i++) {
-		rx_port = va->sub_devs[i].rx_port;
-		phy_i2c_addr = va->sub_devs[i].phy_i2c_addr;
-		alias_i2c_addr = va->sub_devs[i].alias_i2c_addr;
-
-		if (!phy_i2c_addr || !alias_i2c_addr)
-			continue;
-
-		rval = ti960_map_phy_i2c_addr(va, rx_port, phy_i2c_addr);
-		if (rval)
-			return rval;
-
-		/* set 7bit alias i2c addr */
-		rval = ti960_map_alias_i2c_addr(va, rx_port,
-						alias_i2c_addr << 1);
-		if (rval)
-			return rval;
-	}
-
-	return 0;
-}
-
 static int ti960_find_subdev_index(struct ti960 *va, struct v4l2_subdev *sd)
 {
 	int i;
-- 
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