From: Yiannis Marangos <yiannis.marangos@gmail.com>
Date: Wed, 8 Nov 2017 00:23:11 +0000 (-0800)
Subject: Input: synaptics-rmi4 - RMI4 can also use SMBUS version 3
X-Git-Tag: v4.14~5^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=26dd633e437dca218547ccbeacc71fe8a620b6f6;p=platform%2Fkernel%2Flinux-rpi.git

Input: synaptics-rmi4 - RMI4 can also use SMBUS version 3

Some Synaptics devices, such as LEN0073, use SMBUS version 3.

Signed-off-by: Yiannis Marangos <yiannis.marangos@gmail.com>
Acked-by: Benjamin Tissoires <benjamion.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---

diff --git a/drivers/input/rmi4/rmi_smbus.c b/drivers/input/rmi4/rmi_smbus.c
index 225025a0940c..b6ccf39c6a7b 100644
--- a/drivers/input/rmi4/rmi_smbus.c
+++ b/drivers/input/rmi4/rmi_smbus.c
@@ -312,7 +312,7 @@ static int rmi_smb_probe(struct i2c_client *client,
 	rmi_smb->xport.dev = &client->dev;
 	rmi_smb->xport.pdata = *pdata;
 	rmi_smb->xport.pdata.irq = client->irq;
-	rmi_smb->xport.proto_name = "smb2";
+	rmi_smb->xport.proto_name = "smb";
 	rmi_smb->xport.ops = &rmi_smb_ops;
 
 	smbus_version = rmi_smb_get_version(rmi_smb);
@@ -322,7 +322,7 @@ static int rmi_smb_probe(struct i2c_client *client,
 	rmi_dbg(RMI_DEBUG_XPORT, &client->dev, "Smbus version is %d",
 		smbus_version);
 
-	if (smbus_version != 2) {
+	if (smbus_version != 2 && smbus_version != 3) {
 		dev_err(&client->dev, "Unrecognized SMB version %d\n",
 				smbus_version);
 		return -ENODEV;