Add thermal and change display path for tw3

Change-Id: Ib012979941da88fd3852c57bd25fdb594a938a0c
Signed-off-by: lokilee73 <changjoo.lee@samsung.com>

4 files changed, 203 insertions, 12 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 52d1a2a..47b02ce 100644..100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,3 +9,4 @@ ADD_SUBDIRECTORY(hw/external_connection)
 ADD_SUBDIRECTORY(hw/touchscreen)
 ADD_SUBDIRECTORY(hw/usb_gadget)
 ADD_SUBDIRECTORY(hw/usb_client)
+ADD_SUBDIRECTORY(hw/thermal)
\ No newline at end of file
diff --git a/hw/display/display.c b/hw/display/display.c
index 6266e67..0125bb3 100644..100755
--- a/hw/display/display.c
+++ b/hw/display/display.c
@@ -29,15 +29,11 @@
 #define MODEL_NAME      "http://tizen.org/system/model_name"
 
 #ifndef BACKLIGHT_PATH
-#define BACKLIGHT_PATH  "/sys/class/backlight/s6e36w1x01-bl"
+#define BACKLIGHT_PATH  "/sys/class/backlight/s6e36w3x01-bl"
 #endif
 
-#ifndef TW1_LCD_PATH
-#define TW1_LCD_PATH  "/sys/class/lcd/s6e36w1x01"
-#endif
-
-#ifndef TW2_LCD_PATH
-#define TW2_LCD_PATH  "/sys/class/lcd/s6e36w2x01"
+#ifndef TW3_LCD_PATH
+#define TW3_LCD_PATH  "/sys/class/lcd/s6e36w3x01"
 #endif
 
 static int display_get_max_brightness(int *val)
@@ -113,11 +109,9 @@ static int display_get_state(enum display_state *state)
 		return r;
 	}
 
-	if (!strncmp(model_name, "TW1", 3)) {
-		r = sys_get_int(TW1_LCD_PATH"/lcd_power", &v);
-	} else if (!strncmp(model_name, "TW2", 3)) {
-		r = sys_get_int(TW2_LCD_PATH"/lcd_power", &v);
-	} else
+	if (!strncmp(model_name, "TW3", 3))
+		r = sys_get_int(TW3_LCD_PATH"/lcd_power", &v);
+	else
 		r = -ENOENT;
 
 	if (r < 0) {
diff --git a/hw/thermal/CMakeLists.txt b/hw/thermal/CMakeLists.txt
new file mode 100755
index 0000000..1aa2e45
--- /dev/null
+++ b/hw/thermal/CMakeLists.txt
@@ -0,0 +1,19 @@
+CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+PROJECT(thermal C)
+
+SET(PREFIX ${CMAKE_INSTALL_PREFIX})
+
+INCLUDE(FindPkgConfig)
+pkg_check_modules(thermal_pkgs REQUIRED hwcommon dlog glib-2.0)
+
+FOREACH(flag ${thermal_pkgs_CFLAGS})
+	SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} ${flag}")
+ENDFOREACH(flag)
+
+SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden")
+SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS}")
+
+ADD_LIBRARY(${PROJECT_NAME} MODULE thermal.c ../udev.c)
+TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${thermal_pkgs_LDFLAGS})
+SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES PREFIX "")
+INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR}/hw COMPONENT RuntimeLibraries)
diff --git a/hw/thermal/thermal.c b/hw/thermal/thermal.c
new file mode 100755
index 0000000..3027fb0
--- /dev/null
+++ b/hw/thermal/thermal.c
@@ -0,0 +1,177 @@
+/*
+ * device-node
+ *
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <glib.h>
+
+#include <hw/thermal.h>
+#include <hw/shared.h>
+
+#define THERMAL_PATH "/sys/class/sec/temperature/ap_therm"
+
+static struct event_data {
+	ThermalUpdated updated_cb;
+	void *data;
+} edata = { 0, };
+
+static guint timer;
+
+static int thermal_get_state(struct thermal_info *info)
+{
+	int value;
+	FILE *fp;
+	char buf[32];
+	size_t len;
+
+	if (!info)
+		return -EINVAL;
+
+	fp = fopen(THERMAL_PATH, "r");
+	if (!fp) {
+		_E("Failed to open %s(%d)", THERMAL_PATH, errno);
+		return -errno;
+	}
+
+	len = fread(buf, 1, sizeof(buf) - 1, fp);
+	fclose(fp);
+	if (len == 0) {
+		_E("Failed to read %s(%d)", THERMAL_PATH, errno);
+		return -errno;
+	}
+	buf[len] = '\0';
+
+	if (!strstr(buf, "temp:")) {
+		_E("Invalid temparature value (%s)", buf);
+		return -EINVAL;
+	}
+
+	value = atoi(buf + 5); /* 5 == strlen("temp:") */
+
+	_I("AP temparature(%d)", value);
+
+	if (value < 46) {
+		info->state = THERMAL_STATE_NORMAL;
+		info->level = THERMAL_LEVEL_NORMAL;
+		return 0;
+	}
+
+	info->state = THERMAL_STATE_HIGH;
+
+	if (value < 48)
+		info->level = THERMAL_LEVEL_WARNING;
+	else if (value < 53)
+		info->level = THERMAL_LEVEL_CRITICAL;
+	else
+		info->level = THERMAL_LEVEL_POWEROFF;
+
+	return 0;
+}
+
+static gboolean thermal_timeout(gpointer data)
+{
+	struct thermal_info info;
+	int ret;
+
+	ret = thermal_get_state(&info);
+	if (ret < 0) {
+		_E("Failed to read thermal state (%d)", ret);
+		return G_SOURCE_CONTINUE;
+	}
+
+	if (edata.updated_cb)
+		edata.updated_cb(&info, edata.data);
+
+	return G_SOURCE_CONTINUE;
+}
+
+static int thermal_register_changed_event(ThermalUpdated updated_cb, void *data)
+{
+	if (timer)
+		g_source_remove(timer);
+
+	timer = g_timeout_add(10000, thermal_timeout, NULL);
+	if (timer == 0) {
+		_E("Failed to add timer for thermal");
+		return -ENOENT;
+	}
+
+	edata.updated_cb = updated_cb;
+	edata.data = data;
+
+	return 0;
+}
+
+static int thermal_unregister_changed_event(ThermalUpdated updated_cb)
+{
+	if (timer) {
+		g_source_remove(timer);
+		timer = 0;
+	}
+
+	edata.updated_cb = NULL;
+	edata.data = NULL;
+
+	return 0;
+}
+
+static int thermal_open(struct hw_info *info,
+		const char *id, struct hw_common **common)
+{
+	struct thermal_device *thermal_dev;
+
+	if (!info || !common)
+		return -EINVAL;
+
+	thermal_dev = calloc(1, sizeof(struct thermal_device));
+	if (!thermal_dev)
+		return -ENOMEM;
+
+	thermal_dev->common.info = info;
+	thermal_dev->register_changed_event
+		= thermal_register_changed_event;
+	thermal_dev->unregister_changed_event
+		= thermal_unregister_changed_event;
+	thermal_dev->get_state
+		= thermal_get_state;
+
+	*common = (struct hw_common *)thermal_dev;
+	return 0;
+}
+
+static int thermal_close(struct hw_common *common)
+{
+	if (!common)
+		return -EINVAL;
+
+	free(common);
+	return 0;
+}
+
+HARDWARE_MODULE_STRUCTURE = {
+	.magic = HARDWARE_INFO_TAG,
+	.hal_version = HARDWARE_INFO_VERSION,
+	.device_version = THERMAL_HARDWARE_DEVICE_VERSION,
+	.id = THERMAL_HARDWARE_DEVICE_ID,
+	.name = "thermal",
+	.open = thermal_open,
+	.close = thermal_close,
+};