diff options
Diffstat (limited to 'patches.tizen/1068-video-display-s6e8aa0-remove-duplicated-mtp-read-fun.patch')
| -rw-r--r-- | patches.tizen/1068-video-display-s6e8aa0-remove-duplicated-mtp-read-fun.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/patches.tizen/1068-video-display-s6e8aa0-remove-duplicated-mtp-read-fun.patch b/patches.tizen/1068-video-display-s6e8aa0-remove-duplicated-mtp-read-fun.patch new file mode 100644 index 00000000000..98c7ea41595 --- /dev/null +++ b/patches.tizen/1068-video-display-s6e8aa0-remove-duplicated-mtp-read-fun.patch @@ -0,0 +1,75 @@ +From 1142ee7900b30882b771259413d7ce584cd46be3 Mon Sep 17 00:00:00 2001 +From: Donghwa Lee <dh09.lee@samsung.com> +Date: Fri, 10 Jan 2014 11:24:33 +0900 +Subject: [PATCH 1068/1302] video: display: s6e8aa0: remove duplicated mtp read + function + +There is no need to call mtp check function whenever lcd power on. +It is sufficient just called once at booting time because mtp data +is fixed values. + +Change-Id: I3f37633821c83089cb516eeb9810c4ae435d5cc1 +Signed-off-by: Donghwa Lee <dh09.lee@samsung.com> +Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> +--- + drivers/video/display/panel-s6e8aa0.c | 17 +++++++++++------ + 1 file changed, 11 insertions(+), 6 deletions(-) + +diff --git a/drivers/video/display/panel-s6e8aa0.c b/drivers/video/display/panel-s6e8aa0.c +index 9f82a9c..dce22d9 100644 +--- a/drivers/video/display/panel-s6e8aa0.c ++++ b/drivers/video/display/panel-s6e8aa0.c +@@ -116,6 +116,8 @@ struct s6e8aa0 { + int power; + int brightness; + struct mutex mutex; ++ ++ bool probed; + }; + + struct s6e8aa0_variant { +@@ -1101,10 +1103,11 @@ static int s6e8aa0_set_sequence(struct s6e8aa0 *lcd) + { + int ret; + +- ret = s6e8aa0_check_mtp(lcd); +- if (ret < 0) +- return ret; +- ++ if (!lcd->probed) { ++ ret = s6e8aa0_check_mtp(lcd); ++ if (ret < 0) ++ return ret; ++ } + s6e8aa0_panel_init(lcd); + s6e8aa0_display_on(lcd); + +@@ -1212,14 +1215,14 @@ static void s6e8aa0_power_on(struct s6e8aa0 *panel) + + msleep(panel->pdata->power_on_delay); + ++ src->ops.dsi->enable(src); ++ + /* lcd reset */ + if (panel->pdata->reset) + panel->pdata->reset(panel->dev); + + msleep(panel->pdata->reset_delay); + +- src->ops.dsi->enable(src); +- + s6e8aa0_set_sequence(panel); + } + +@@ -1370,6 +1373,8 @@ static int s6e8aa0_probe(struct platform_device *pdev) + + display_entity_set_state(&lcd->entity, DISPLAY_ENTITY_STATE_ON); + ++ lcd->probed = true; ++ + dev_dbg(&pdev->dev, "probed s6e8aa0 panel driver.\n"); + + return 0; +-- +1.8.3.2 + |