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Commit c07e54b1 authored by Shantanu Jain's avatar Shantanu Jain
Browse files

input: synaptics_dsx_2.6: enable wakeup gesture for synaptics driver 



Enable wakeup gesture for Synaptics V2.6 touch driver. Below changes
are added for the same:
- Enable the wakeup gesture as it was disabled by default as a macro.
- Add change to suspend the touch device for FB_BLANK_VSYNC_SUSPEND
fb event, when display goes to dim setting for this event.
- Enable wakeup feature and make irq as wake-able only once while
going suspend or resume.
- Don't put off regulators when wakeup geature is enabled.

Change-Id: Icd59de0411d92a791bbeb08ec3d368359edf8993
Signed-off-by: default avatarShantanu Jain <shjain@codeaurora.org>
parent 1d4c367d

drivers/input/touchscreen/synaptics_dsx_2.6/synaptics_dsx_core.c

+12 −7
Original line number Diff line number Diff line
@@ -55,7 +55,7 @@ 
#define TYPE_B_PROTOCOL

#endif



#define WAKEUP_GESTURE false

#define WAKEUP_GESTURE true



#define NO_0D_WHILE_2D

#define REPORT_2D_Z
@@ -4422,7 +4422,8 @@ static int synaptics_rmi4_fb_notifier_cb(struct notifier_block *self, 
				synaptics_secure_touch_stop(rmi4_data, false);

			} else if (event == FB_EVENT_BLANK) {

				transition = evdata->data;

				if (*transition == FB_BLANK_POWERDOWN) {

				if (*transition == FB_BLANK_POWERDOWN ||

					*transition == FB_BLANK_VSYNC_SUSPEND) {

					flush_work(

						&(rmi4_data->fb_notify_work));

					synaptics_rmi4_suspend(
@@ -4563,8 +4564,10 @@ static int synaptics_rmi4_suspend(struct device *dev) 
	synaptics_secure_touch_stop(rmi4_data, true);



	if (rmi4_data->enable_wakeup_gesture) {

		if (!rmi4_data->suspend) {

			synaptics_rmi4_wakeup_gesture(rmi4_data, true);

			enable_irq_wake(rmi4_data->irq);

		}

		goto exit;

	}
@@ -4591,7 +4594,7 @@ exit: 
	}

	mutex_unlock(&exp_data.mutex);



	if (!rmi4_data->suspend) {

	if (!rmi4_data->suspend && !rmi4_data->enable_wakeup_gesture) {

		synaptics_rmi4_enable_reg(rmi4_data, false);

		synaptics_rmi4_get_reg(rmi4_data, false);

	}
@@ -4620,8 +4623,10 @@ static int synaptics_rmi4_resume(struct device *dev) 
	synaptics_secure_touch_stop(rmi4_data, true);



	if (rmi4_data->enable_wakeup_gesture) {

		if (rmi4_data->suspend) {

			synaptics_rmi4_wakeup_gesture(rmi4_data, false);

			disable_irq_wake(rmi4_data->irq);

		}

		goto exit;

	}