From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20120504204227.554125750@linuxfoundation.org> Date: Fri, 04 May 2012 13:43:01 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Benjamin Herrenschmidt , Dmitry Torokhov Subject: [ 37/75] Input: synaptics - fix regression with "image sensor" trackpads In-Reply-To: <20120504204258.GA12552@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: Benjamin Herrenschmidt commit 899c612d74d4a242158a4db20367388d6299c028 upstream. commit 7968a5dd492ccc38345013e534ad4c8d6eb60ed1 Input: synaptics - add support for Relative mode Accidentally broke support for advanced gestures (multitouch) on some trackpads such as the one in my ThinkPad X220 by incorretly changing the condition for enabling them. This restores it. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Dmitry Torokhov Signed-off-by: Greg Kroah-Hartman --- drivers/input/mouse/synaptics.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -274,7 +274,8 @@ static int synaptics_set_advanced_gestur static unsigned char param = 0xc8; struct synaptics_data *priv = psmouse->private; - if (!SYN_CAP_ADV_GESTURE(priv->ext_cap_0c)) + if (!(SYN_CAP_ADV_GESTURE(priv->ext_cap_0c) || + SYN_CAP_IMAGE_SENSOR(priv->ext_cap_0c))) return 0; if (psmouse_sliced_command(psmouse, SYN_QUE_MODEL))