SET(PREFIX ${CMAKE_INSTALL_PREFIX})
+ADD_SUBDIRECTORY(hw/battery)
ADD_SUBDIRECTORY(hw/display)
ADD_SUBDIRECTORY(hw/led)
ADD_SUBDIRECTORY(hw/touchscreen)
--- /dev/null
+CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+PROJECT(battery C)
+
+SET(PREFIX ${CMAKE_INSTALL_PREFIX})
+
+INCLUDE(FindPkgConfig)
+pkg_check_modules(battery_pkgs REQUIRED hwcommon dlog glib-2.0 libudev)
+
+FOREACH(flag ${battery_pkgs_CFLAGS})
+ SET(EXTRA_CFLAGS "${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 battery.c ../shared.c ../udev.c)
+TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${battery_pkgs_LDFLAGS})
+SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES PREFIX "")
+INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR}/hw COMPONENT RuntimeLibraries)
--- /dev/null
+/*
+ * 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 <linux/limits.h>
+#include <dirent.h>
+
+#include <hw/battery.h>
+#include "../shared.h"
+#include "../udev.h"
+
+#define BATTERY_ROOT_PATH "/sys/class/power_supply"
+#define CHARGER_PATH "/sys/class/extcon/max77843-muic/state"
+
+static struct uevent_data {
+ BatteryUpdated updated_cb;
+ void *data;
+} udata = { 0, };
+
+static int get_power_source(char **src)
+{
+ int val;
+ FILE *fp;
+ char buf[256];
+
+ if (!src)
+ return -EINVAL;
+
+ fp = fopen(CHARGER_PATH, "r");
+ if (!fp) {
+ _E("Failed to open power source path(%d)", errno);
+ return -errno;
+ }
+
+ *src = POWER_SOURCE_NONE;
+
+ while(fgets(buf, sizeof(buf), fp)) {
+ if (strstr(buf, "USB=")) {
+ val = atoi(buf + 4); /* 4 == "USB=" */
+ if (val == 0)
+ continue;
+ *src = POWER_SOURCE_USB;
+ break;
+ }
+
+ if (strstr(buf, "TA=")) {
+ val = atoi(buf + 3); /* 3 == "TA=" */
+ if (val == 0)
+ continue;
+ *src = POWER_SOURCE_AC;
+ break;
+ }
+ }
+
+ fclose(fp);
+
+ return 0;
+}
+
+static void adjust_current(struct battery_info *info)
+{
+ if (!info)
+ return;
+ if (info->current_now == 0 && info->current_average == 0) {
+ if (strncmp(info->status, "Charging", 9)) {
+ info->current_now = -1;
+ info->current_average = -1;
+ } else {
+ info->current_now = 1;
+ info->current_average = 1;
+ }
+ }
+}
+
+static void remove_not_string(char *str)
+{
+ char *t = str;
+
+ while (*t != '\0') {
+ if (*t == '\r' ||
+ *t == '\n' ||
+ *t == '\x0a')
+ *t = '\0';
+ else
+ t++;
+ }
+}
+
+static void uevent_delivered(struct udev_device *dev)
+{
+ struct battery_info info;
+ char *val;
+ int ret;
+
+ _I("POWER_SUPPLY uevent is delivered");
+
+ if (!udata.updated_cb) {
+ _E("POWER_SUPPLY callback is NULL");
+ return;
+ }
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_NAME");
+ if (!val)
+ return;
+ info.name = val;
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_STATUS");
+ if (!val)
+ return;
+ info.status = val;
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_HEALTH");
+ if (!val)
+ return;
+ info.health = val;
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_ONLINE");
+ if (!val)
+ return;
+ info.online = atoi(val);
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_PRESENT");
+ if (!val)
+ return;
+ info.present = atoi(val);
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_CAPACITY");
+ if (!val)
+ return;
+ info.capacity = atoi(val);
+
+ val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_CURRENT_NOW");
+ if (!val)
+ return;
+ info.current_now = atoi(val); /* uA */
+
+ info.current_average = info.current_now;
+
+ adjust_current(&info);
+
+ ret = get_power_source(&val);
+ if (ret < 0)
+ return;
+ info.power_source = val;
+
+ udata.updated_cb(&info, udata.data);
+}
+
+static struct uevent_handler uh = {
+ .subsystem = "power_supply",
+ .uevent_func = uevent_delivered,
+};
+
+static int battery_register_changed_event(
+ BatteryUpdated updated_cb, void *data)
+{
+ int ret;
+
+ ret = uevent_control_kernel_start();
+ if (ret < 0) {
+ _E("Failed to register uevent handler (%d)", ret);
+ return ret;
+ }
+
+ ret = register_kernel_event_control(&uh);
+ if (ret < 0)
+ _E("Failed to register kernel event control (%d)", ret);
+
+ if (udata.updated_cb == NULL) {
+ udata.updated_cb = updated_cb;
+ udata.data = data;
+ } else
+ _E("update callback is already registered");
+
+ return ret;
+}
+
+static void battery_unregister_changed_event(
+ BatteryUpdated updated_cb)
+{
+ unregister_kernel_event_control(&uh);
+ uevent_control_kernel_stop();
+ udata.updated_cb = NULL;
+ udata.data = NULL;
+}
+
+static int battery_get_current_state(
+ BatteryUpdated updated_cb, void *data)
+{
+ int ret, val;
+ struct battery_info info;
+ char *path;
+ char status[32];
+ char health[32];
+ char *power_source;
+
+ if (!updated_cb)
+ return -EINVAL;
+
+ info.name = BATTERY_HARDWARE_DEVICE_ID;
+
+ path = BATTERY_ROOT_PATH"/battery/status";
+ ret = sys_get_str(path, status, sizeof(status));
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ remove_not_string(status);
+ info.status = status;
+
+ path = BATTERY_ROOT_PATH"/battery/health";
+ ret = sys_get_str(path, health, sizeof(health));
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ remove_not_string(health);
+ info.health = health;
+
+ ret = get_power_source(&power_source);
+ if (ret < 0) {
+ _E("Failed to get power source (%d)", ret);
+ return ret;
+ }
+ remove_not_string(power_source);
+ info.power_source = power_source;
+
+ path = BATTERY_ROOT_PATH"/battery/online";
+ ret = sys_get_int(path, &val);
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ info.online = val;
+
+ path = BATTERY_ROOT_PATH"/battery/present";
+ ret = sys_get_int(path, &val);
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ info.present = val;
+
+ path = BATTERY_ROOT_PATH"/battery/capacity";
+ ret = sys_get_int(path, &val);
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ info.capacity = val;
+
+ path = BATTERY_ROOT_PATH"/battery/current_now";
+ ret = sys_get_int(path, &val);
+ if (ret < 0) {
+ _E("Failed to get value of (%s, %d)", path, ret);
+ return ret;
+ }
+ info.current_now = val;
+
+ info.current_average = info.current_now;
+
+ adjust_current(&info);
+
+ updated_cb(&info, data);
+
+ return 0;
+}
+
+static int battery_open(struct hw_info *info,
+ const char *id, struct hw_common **common)
+{
+ struct battery_device *battery_dev;
+
+ if (!info || !common)
+ return -EINVAL;
+
+ battery_dev = calloc(1, sizeof(struct battery_device));
+ if (!battery_dev)
+ return -ENOMEM;
+
+ battery_dev->common.info = info;
+ battery_dev->register_changed_event
+ = battery_register_changed_event;
+ battery_dev->unregister_changed_event
+ = battery_unregister_changed_event;
+ battery_dev->get_current_state
+ = battery_get_current_state;
+
+ *common = (struct hw_common *)battery_dev;
+ return 0;
+}
+
+static int battery_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 = BATTERY_HARDWARE_DEVICE_VERSION,
+ .id = BATTERY_HARDWARE_DEVICE_ID,
+ .name = "battery",
+ .open = battery_open,
+ .close = battery_close,
+};
--- /dev/null
+/*
+ * device-manager
+ *
+ * Copyright (c) 2015 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 <stdbool.h>
+#include <errno.h>
+#include <libudev.h>
+#include <glib.h>
+#include <string.h>
+#include "shared.h"
+#include "udev.h"
+
+#define EVENT_KERNEL "kernel"
+#define EVENT_UDEV "udev"
+
+#define UDEV_MONITOR_SIZE (10*1024)
+
+struct uevent_info {
+ struct udev_monitor *mon;
+ GIOChannel *ch;
+ guint eventid;
+ GList *event_list;
+};
+
+
+/* Uevent */
+static struct udev *udev;
+static struct uevent_info kevent; /* kernel */
+static struct uevent_info uevent; /* udev */
+
+static gboolean uevent_control_cb(GIOChannel *channel,
+ GIOCondition cond, void *data)
+{
+ struct uevent_info *info = data;
+ struct udev_device *dev;
+ struct uevent_handler *l;
+ GList *elem;
+ const char *subsystem;
+ int len;
+
+ if (!info) {
+ _E("data is invalid");
+ return TRUE;
+ }
+
+ dev = udev_monitor_receive_device(info->mon);
+ if (!dev)
+ return TRUE;
+
+ subsystem = udev_device_get_subsystem(dev);
+ if (!subsystem)
+ goto out;
+
+ len = strlen(subsystem);
+
+ for (elem = info->event_list ; elem ; elem = g_list_next(elem)) {
+ l = elem->data;
+ if (!l)
+ continue;
+ if (!strncmp(l->subsystem, subsystem, len) &&
+ l->uevent_func)
+ l->uevent_func(dev);
+ }
+
+out:
+ udev_device_unref(dev);
+ return TRUE;
+}
+
+static int uevent_control_stop(struct uevent_info *info)
+{
+ struct udev_device *dev;
+
+ if (!info)
+ return -EINVAL;
+
+ if (info->eventid) {
+ g_source_remove(info->eventid);
+ info->eventid = 0;
+ }
+ if (info->ch) {
+ g_io_channel_unref(info->ch);
+ info->ch = NULL;
+ }
+ if (info->mon) {
+ dev = udev_monitor_receive_device(info->mon);
+ if (dev)
+ udev_device_unref(dev);
+ udev_monitor_unref(info->mon);
+ info->mon = NULL;
+ }
+ if (udev)
+ udev = udev_unref(udev);
+ return 0;
+}
+
+static int uevent_control_start(const char *type,
+ struct uevent_info *info)
+{
+ struct uevent_handler *l;
+ GList *elem;
+ int fd;
+ int ret;
+
+ if (!info)
+ return -EINVAL;
+
+ if (info->mon) {
+ _E("%s uevent control routine is alreay started", type);
+ return -EINVAL;
+ }
+
+ if (!udev) {
+ udev = udev_new();
+ if (!udev) {
+ _E("error create udev");
+ return -EINVAL;
+ }
+ } else
+ udev = udev_ref(udev);
+
+ info->mon = udev_monitor_new_from_netlink(udev, type);
+ if (info->mon == NULL) {
+ _E("error udev_monitor create");
+ goto stop;
+ }
+
+ ret = udev_monitor_set_receive_buffer_size(info->mon,
+ UDEV_MONITOR_SIZE);
+ if (ret != 0) {
+ _E("fail to set receive buffer size");
+ goto stop;
+ }
+
+ for (elem = info->event_list ; elem ; elem = g_list_next(elem)) {
+ l = elem->data;
+ ret = udev_monitor_filter_add_match_subsystem_devtype(
+ info->mon,
+ l->subsystem, NULL);
+ if (ret < 0) {
+ _E("error apply subsystem filter");
+ goto stop;
+ }
+ }
+
+ ret = udev_monitor_filter_update(info->mon);
+ if (ret < 0)
+ _E("error udev_monitor_filter_update");
+
+ fd = udev_monitor_get_fd(info->mon);
+ if (fd == -1) {
+ _E("error udev_monitor_get_fd");
+ goto stop;
+ }
+
+ info->ch = g_io_channel_unix_new(fd);
+ info->eventid = g_io_add_watch(info->ch,
+ G_IO_IN, uevent_control_cb, info);
+ if (info->eventid == 0) {
+ _E("Failed to add channel watch");
+ goto stop;
+ }
+
+ if (udev_monitor_enable_receiving(info->mon) < 0) {
+ _E("error unable to subscribe to udev events");
+ goto stop;
+ }
+
+ return 0;
+stop:
+ uevent_control_stop(info);
+ return -EINVAL;
+}
+
+int uevent_control_kernel_start(void)
+{
+ return uevent_control_start(EVENT_KERNEL, &kevent);
+}
+
+void uevent_control_kernel_stop(void)
+{
+ uevent_control_stop(&kevent);
+}
+
+int uevent_control_udev_start(void)
+{
+ return uevent_control_start(EVENT_UDEV, &uevent);
+}
+
+void uevent_control_udev_stop(void)
+{
+ uevent_control_stop(&uevent);
+}
+
+static int register_uevent_control(struct uevent_info *info,
+ struct uevent_handler *uh)
+{
+ struct uevent_handler *l;
+ GList *elem;
+ int r;
+ bool matched = false;
+ int len;
+
+ if (!info || !uh || !uh->subsystem)
+ return -EINVAL;
+
+ /* if udev is not initialized, it just will be added list */
+ if (!udev || !info->mon)
+ goto add_list;
+
+ len = strlen(uh->subsystem);
+ /* check if the same subsystem is already added */
+ for (elem = info->event_list; elem ; elem = g_list_next(elem)) {
+ l = elem->data;
+ if (!strncmp(l->subsystem, uh->subsystem, len)) {
+ matched = true;
+ break;
+ }
+ }
+
+ /* the first request to add subsystem */
+ if (!matched) {
+ r = udev_monitor_filter_add_match_subsystem_devtype(info->mon,
+ uh->subsystem, NULL);
+ if (r < 0) {
+ _E("fail to add %s subsystem : %d", uh->subsystem, r);
+ return -EPERM;
+ }
+ }
+
+ r = udev_monitor_filter_update(info->mon);
+ if (r < 0)
+ _E("fail to update udev monitor filter : %d", r);
+
+add_list:
+ info->event_list = g_list_append(info->event_list, uh);
+ return 0;
+}
+
+static int unregister_uevent_control(struct uevent_info *info,
+ const struct uevent_handler *uh)
+{
+ struct uevent_handler *l;
+ GList *n, *next;
+ int len;
+
+ if (!info || !uh || !uh->subsystem)
+ return -EINVAL;
+
+ len = strlen(uh->subsystem);
+ for (n = info->event_list, next = g_list_next(n) ;
+ n ; n = next, next = g_list_next(n)) {
+ l = n->data;
+ if (!strncmp(l->subsystem, uh->subsystem, len) &&
+ l->uevent_func == uh->uevent_func) {
+ info->event_list = g_list_delete_link(info->event_list, n);
+ return 0;
+ }
+ }
+
+ return -ENOENT;
+}
+
+int register_kernel_event_control(struct uevent_handler *uh)
+{
+ return register_uevent_control(&kevent, uh);
+}
+
+void unregister_kernel_event_control(struct uevent_handler *uh)
+{
+ unregister_uevent_control(&kevent, uh);
+}
+
+int register_udev_event_control(struct uevent_handler *uh)
+{
+ return register_uevent_control(&uevent, uh);
+}
+
+void unregister_udev_event_control(struct uevent_handler *uh)
+{
+ unregister_uevent_control(&uevent, uh);
+}
--- /dev/null
+/*
+ * device-manager
+ *
+ * Copyright (c) 2015 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.
+ */
+
+
+#ifndef __UDEV_H__
+#define __UDEV_H__
+
+#include <libudev.h>
+
+struct uevent_handler {
+ const char *subsystem;
+ void (*uevent_func)(struct udev_device *dev);
+ void *data;
+};
+
+int uevent_control_kernel_start(void);
+void uevent_control_kernel_stop(void);
+
+int uevent_control_udev_start(void);
+void uevent_control_udev_stop(void);
+
+int register_kernel_event_control(struct uevent_handler *uh);
+void unregister_kernel_event_control(struct uevent_handler *uh);
+
+int register_udev_event_control(struct uevent_handler *uh);
+void unregister_udev_event_control(struct uevent_handler *uh);
+
+#endif /* __UDEV_H__ */
BuildRequires: pkgconfig(dlog)
BuildRequires: pkgconfig(hwcommon)
BuildRequires: pkgconfig(glib-2.0)
+BuildRequires: pkgconfig(libudev)
%description
Device manager plugin exynos 5433