Patches for ThinkPad X1 Carbon Gen5 Touchpad (rhbz 1509461)

3 files changed, 78 insertions, 0 deletions

diff --git a/kernel.spec b/kernel.spec
index 6e31a2416..316157304 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -694,6 +694,10 @@ Patch633: net-mlxsw-reg-Add-high-and-low-temperature-thresholds.patch
 # Included in 4.14, backport requested on kernel@
 Patch634: selinux-Generalize-support-for-NNP-nosuid-SELinux-do.patch
 
+# rhbz 1509461
+Patch635: v3-1-2-Input-synaptics-rmi4---RMI4-can-also-use-SMBUS-version-3.patch
+Patch636: v3-2-2-Input-synaptics---Lenovo-X1-Carbon-5-should-use-SMBUS-RMI.patch
+
 # END OF PATCH DEFINITIONS
 
 %endif
@@ -2268,6 +2272,9 @@ fi
 #
 #
 %changelog
+* Mon Nov 06 2017 Laura Abbott <labbott@redhat.com>
+- Patches for ThinkPad X1 Carbon Gen5 Touchpad (rhbz 1509461)
+
 * Thu Nov 02 2017 Jeremy Cline <jeremy@jcline.org> - 4.13.11-200
 - Linux v4.13.11
 - Fix CVE-2017-12193 (rhbz 1501215 1508717)
diff --git a/v3-1-2-Input-synaptics-rmi4---RMI4-can-also-use-SMBUS-version-3.patch b/v3-1-2-Input-synaptics-rmi4---RMI4-can-also-use-SMBUS-version-3.patch
new file mode 100644
index 000000000..5a8825793
--- /dev/null
+++ b/v3-1-2-Input-synaptics-rmi4---RMI4-can-also-use-SMBUS-version-3.patch
@@ -0,0 +1,42 @@
+From patchwork Sun Nov  5 17:09:50 2017
+Content-Type: text/plain; charset="utf-8"
+MIME-Version: 1.0
+Content-Transfer-Encoding: 7bit
+Subject: [v3,1/2] Input: synaptics-rmi4 - RMI4 can also use SMBUS version 3
+From: Yiannis Marangos <yiannis.marangos@gmail.com>
+X-Patchwork-Id: 10042385
+Message-Id: <20171105170951.20261-2-yiannis.marangos@gmail.com>
+To: linux-input@vger.kernel.org, dmitry.torokhov@gmail.com
+Cc: Yiannis Marangos <yiannis.marangos@gmail.com>
+Date: Sun,  5 Nov 2017 19:09:50 +0200
+
+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>
+---
+ drivers/input/rmi4/rmi_smbus.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+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;
diff --git a/v3-2-2-Input-synaptics---Lenovo-X1-Carbon-5-should-use-SMBUS-RMI.patch b/v3-2-2-Input-synaptics---Lenovo-X1-Carbon-5-should-use-SMBUS-RMI.patch
new file mode 100644
index 000000000..a37b15ec7
--- /dev/null
+++ b/v3-2-2-Input-synaptics---Lenovo-X1-Carbon-5-should-use-SMBUS-RMI.patch
@@ -0,0 +1,29 @@
+From patchwork Sun Nov  5 17:09:51 2017
+Content-Type: text/plain; charset="utf-8"
+MIME-Version: 1.0
+Content-Transfer-Encoding: 7bit
+Subject: [v3,2/2] Input: synaptics - Lenovo X1 Carbon 5 should use SMBUS/RMI
+From: Yiannis Marangos <yiannis.marangos@gmail.com>
+X-Patchwork-Id: 10042387
+Message-Id: <20171105170951.20261-3-yiannis.marangos@gmail.com>
+To: linux-input@vger.kernel.org, dmitry.torokhov@gmail.com
+Cc: Yiannis Marangos <yiannis.marangos@gmail.com>
+Date: Sun,  5 Nov 2017 19:09:51 +0200
+
+Signed-off-by: Yiannis Marangos <yiannis.marangos@gmail.com>
+---
+ drivers/input/mouse/synaptics.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
+index ee5466a374bf..b3c683a84d3f 100644
+--- a/drivers/input/mouse/synaptics.c
++++ b/drivers/input/mouse/synaptics.c
+@@ -172,6 +172,7 @@ static const char * const smbus_pnp_ids[] = {
+ 	"LEN0048", /* X1 Carbon 3 */
+ 	"LEN0046", /* X250 */
+ 	"LEN004a", /* W541 */
++	"LEN0073", /* X1 Carbon 5 */
+ 	"LEN200f", /* T450s */
+ 	NULL
+ };