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Commit 27d1bc76 authored by Shantanu Jain's avatar Shantanu Jain
Browse files

input: touchscreen: hxchipset: add drm early event support 



Add MSM_DRM_EARLY_EVENT_BLANK support in himax touch driver
for calling its suspend function before display suspend routine.

Change-Id: Id402eb145933b92203f78b729d902e54dfc43e95
Signed-off-by: default avatarShantanu Jain <shjain@codeaurora.org>
parent b6072a3c

drivers/input/touchscreen/hxchipset/himax_platform.c

+11 −5
Original line number Diff line number Diff line
@@ -726,13 +726,10 @@ int drm_notifier_callback(struct notifier_block *self, 


	D("DRM  %s\n", __func__);



	if (evdata->data && event == MSM_DRM_EVENT_BLANK && ts && ts->client) {

	if (evdata->data && event == MSM_DRM_EARLY_EVENT_BLANK && ts &&

							ts->client) {

		blank = evdata->data;



		switch (*blank) {

		case MSM_DRM_BLANK_UNBLANK:

			himax_common_resume(&ts->client->dev);

			break;

		case MSM_DRM_BLANK_POWERDOWN:

			if (!ts->initialized)

				return -ECANCELED;
@@ -741,6 +738,15 @@ int drm_notifier_callback(struct notifier_block *self, 
		}

	}



	if (evdata->data && event == MSM_DRM_EVENT_BLANK && ts && ts->client) {

		blank = evdata->data;

		switch (*blank) {

		case MSM_DRM_BLANK_UNBLANK:

			himax_common_resume(&ts->client->dev);

			break;

		}

	}



	return 0;

}