From 6393c2294526d60995c1f87b22f469fdbf717035 Mon Sep 17 00:00:00 2001 From: "wansu.yoo" Date: Fri, 17 Jun 2016 18:07:51 +0900 Subject: [PATCH] Initial update for artik device-manager-plugin Change-Id: I42640d91a5509f755cdd99a1ab4f5ad55cc22573 Signed-off-by: wansu.yoo --- CMakeLists.txt | 9 + LICENSE | 202 ++++++++++++++++ hw/battery/CMakeLists.txt | 19 ++ hw/battery/battery.c | 308 +++++++++++++++++++++++++ hw/display/CMakeLists.txt | 19 ++ hw/display/display.c | 147 ++++++++++++ hw/external_connection/CMakeLists.txt | 19 ++ hw/external_connection/external_connection.c | 216 +++++++++++++++++ hw/shared.c | 129 +++++++++++ hw/shared.h | 43 ++++ hw/touchscreen/CMakeLists.txt | 19 ++ hw/touchscreen/touchscreen.c | 178 ++++++++++++++ hw/udev.c | 298 ++++++++++++++++++++++++ hw/udev.h | 43 ++++ packaging/device-manager-plugin-artik.manifest | 5 + packaging/device-manager-plugin-artik.spec | 42 ++++ 16 files changed, 1696 insertions(+) create mode 100755 CMakeLists.txt create mode 100755 LICENSE create mode 100755 hw/battery/CMakeLists.txt create mode 100755 hw/battery/battery.c create mode 100755 hw/display/CMakeLists.txt create mode 100755 hw/display/display.c create mode 100755 hw/external_connection/CMakeLists.txt create mode 100755 hw/external_connection/external_connection.c create mode 100755 hw/shared.c create mode 100755 hw/shared.h create mode 100755 hw/touchscreen/CMakeLists.txt create mode 100755 hw/touchscreen/touchscreen.c create mode 100755 hw/udev.c create mode 100755 hw/udev.h create mode 100755 packaging/device-manager-plugin-artik.manifest create mode 100755 packaging/device-manager-plugin-artik.spec diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100755 index 0000000..0414f0c --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,9 @@ +CMAKE_MINIMUM_REQUIRED(VERSION 2.6) +PROJECT(device-manager-exynos3250 C) + +SET(PREFIX ${CMAKE_INSTALL_PREFIX}) + +ADD_SUBDIRECTORY(hw/battery) +ADD_SUBDIRECTORY(hw/display) +ADD_SUBDIRECTORY(hw/external_connection) +ADD_SUBDIRECTORY(hw/touchscreen) diff --git a/LICENSE b/LICENSE new file mode 100755 index 0000000..fef8c29 --- /dev/null +++ b/LICENSE @@ -0,0 +1,202 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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+ * 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 +#include +#include +#include +#include +#include + +#include +#include "../shared.h" +#include "../udev.h" + +#define BATTERY_ROOT_PATH "/sys/class/power_supply" + +static struct uevent_data { + BatteryUpdated updated_cb; + void *data; +} udata = { 0, }; + +static int get_power_source(char **src) +{ + int ret, val; + + if (!src) + return -EINVAL; + + ret = sys_get_int(BATTERY_ROOT_PATH"/"POWER_SOURCE_AC"/online", &val); + if (ret >= 0 && val > 0) { + *src = POWER_SOURCE_AC; + return 0; + } + + ret = sys_get_int(BATTERY_ROOT_PATH"/"POWER_SOURCE_USB"/online", &val); + if (ret >= 0 && val > 0) { + *src = POWER_SOURCE_USB; + return 0; + } + + ret = sys_get_int(BATTERY_ROOT_PATH"/"POWER_SOURCE_WIRELESS"/online", &val); + if (ret >= 0 && val > 0) { + *src = POWER_SOURCE_WIRELESS; + return 0; + } + + *src = POWER_SOURCE_NONE; + + return 0; +} + +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 */ + + val = (char *)udev_device_get_property_value(dev, "POWER_SUPPLY_CURRENT_AVG"); + if (!val) + return; + info.current_average = atoi(val); /* uA */ + + 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; + + path = BATTERY_ROOT_PATH"/battery/current_avg"; + ret = sys_get_int(path, &val); + if (ret < 0) { + _E("Failed to get value of (%s, %d)", path, ret); + return ret; + } + info.current_average = val; + + 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, +}; diff --git a/hw/display/CMakeLists.txt b/hw/display/CMakeLists.txt new file mode 100755 index 0000000..ebccfbe --- /dev/null +++ b/hw/display/CMakeLists.txt @@ -0,0 +1,19 @@ +CMAKE_MINIMUM_REQUIRED(VERSION 2.6) +PROJECT(display C) + +SET(PREFIX ${CMAKE_INSTALL_PREFIX}) + +INCLUDE(FindPkgConfig) +pkg_check_modules(display_pkgs REQUIRED hwcommon dlog) + +FOREACH(flag ${display_pkgs_CFLAGS}) + SET(EXTRA_CFLAGS "${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 display.c ../shared.c) +TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${display_pkgs_LDFLAGS}) +SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES PREFIX "") +INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR}/hw COMPONENT RuntimeLibraries) diff --git a/hw/display/display.c b/hw/display/display.c new file mode 100755 index 0000000..47af6f3 --- /dev/null +++ b/hw/display/display.c @@ -0,0 +1,147 @@ +/* + * device-node + * + * 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 +#include +#include +#include +#include + +#include +#include "../shared.h" + +#ifndef BACKLIGHT_PATH +//#define BACKLIGHT_PATH "/sys/class/backlight/s6e36w1x01-bl" +#define BACKLIGHT_PATH "/sys/class/backlight/s6e8fa0" +#endif + +#define MAX_BRIGHTNESS_TEMP 100 + +static int brightness_temp; + +static int get_max_brightness(int *val) +{ + static int max = -1; + int r; + + if (!val) + return -EINVAL; + + if (max < 0) { + r = sys_get_int(BACKLIGHT_PATH"/max_brightness", &max); + if (r < 0) { + max = MAX_BRIGHTNESS_TEMP; +// return r; + } + } + + *val = max; + return 0; +} + +static int display_get_brightness(int *brightness) +{ + int r, v, max; + + if (!brightness) { + _E("wrong parameter"); + return -EINVAL; + } + + r = get_max_brightness(&max); + if (r < 0) { + _E("fail to get max brightness (errno:%d)", r); + return r; + } + + r = sys_get_int(BACKLIGHT_PATH"/brightness", &v); + if (r < 0) { + _E("fail to get brightness (errno:%d)", r); + v = brightness_temp; +// return r; + } + + *brightness = v * 100.f / max; + return 0; +} + +static int display_set_brightness(int brightness) +{ + int r, v, max; + + if (brightness < 0 || brightness > 100) { + _E("wrong parameter"); + return -EINVAL; + } + + r = get_max_brightness(&max); + if (r < 0) { + _E("fail to get max brightness (errno:%d)", r); + return r; + } + + v = brightness/100.f*max; + r = sys_set_int(BACKLIGHT_PATH"/brightness", v); + if (r < 0) { + _E("fail to set brightness (errno:%d)", r); + brightness_temp = v; +// return r; + } + + return 0; +} + +static int display_open(struct hw_info *info, + const char *id, struct hw_common **common) +{ + struct display_device *display_dev; + + if (!info || !common) + return -EINVAL; + + display_dev = calloc(1, sizeof(struct display_device)); + if (!display_dev) + return -ENOMEM; + + display_dev->common.info = info; + display_dev->get_brightness = display_get_brightness; + display_dev->set_brightness = display_set_brightness; + + *common = (struct hw_common *)display_dev; + return 0; +} + +static int display_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 = DISPLAY_HARDWARE_DEVICE_VERSION, + .id = DISPLAY_HARDWARE_DEVICE_ID, + .name = "Display", + .open = display_open, + .close = display_close, +}; diff --git a/hw/external_connection/CMakeLists.txt b/hw/external_connection/CMakeLists.txt new file mode 100755 index 0000000..4ffccfd --- /dev/null +++ b/hw/external_connection/CMakeLists.txt @@ -0,0 +1,19 @@ +CMAKE_MINIMUM_REQUIRED(VERSION 2.6) +PROJECT(external_connection C) + +SET(PREFIX ${CMAKE_INSTALL_PREFIX}) + +INCLUDE(FindPkgConfig) +pkg_check_modules(external_connection_pkgs REQUIRED hwcommon dlog glib-2.0) + +FOREACH(flag ${external_connection_pkgs_CFLAGS}) + SET(EXTRA_CFLAGS "${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 external_connection.c ../shared.c ../udev.c) +TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${external_connection_pkgs_LDFLAGS}) +SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES PREFIX "") +INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR}/hw COMPONENT RuntimeLibraries) diff --git a/hw/external_connection/external_connection.c b/hw/external_connection/external_connection.c new file mode 100755 index 0000000..0a94629 --- /dev/null +++ b/hw/external_connection/external_connection.c @@ -0,0 +1,216 @@ +/* + * device-node + * + * 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 +#include +#include +#include +#include +#include + +#include +#include "../shared.h" +#include "../udev.h" + +#define SWITCH_ROOT_PATH "/sys/devices/virtual/switch" + +static struct switch_device { + char *type; + char *name; + int state; +} switch_devices[] = { + { EXTERNAL_CONNECTION_USB, "usb_cable", 0 }, + { EXTERNAL_CONNECTION_DOCK, "dock" , 0 }, + { EXTERNAL_CONNECTION_HEADPHONE, "earjack" , 0 }, +}; + +static struct uevent_data { + ConnectionUpdated updated_cb; + void *data; +} udata = { 0, }; + +static void uevent_delivered(struct udev_device *dev) +{ + struct connection_info info; + char *name, *state; + int i; + + _I("Switch uevent is delivered"); + + name = (char *)udev_device_get_property_value(dev, "SWITCH_NAME"); + if (!name) + return; + + state = (char *)udev_device_get_property_value(dev, "SWITCH_STATE"); + if (!state) + return; + + for (i = 0 ; i < ARRAY_SIZE(switch_devices) ; i++) { + if (strncmp(name, switch_devices[i].name, strlen(name) + 1)) + continue; + + switch_devices[i].state = atoi(state); + + info.name = switch_devices[i].type; + info.state = state; + info.flags = 0; + + if (udata.updated_cb) + udata.updated_cb(&info, udata.data); + else + _E("callback is NULL"); + } +} + +static struct uevent_handler uh = { + .subsystem = "switch", + .uevent_func = uevent_delivered, +}; + +static int external_connection_register_changed_event( + ConnectionUpdated 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 external_connection_unregister_changed_event( + ConnectionUpdated updated_cb) +{ + unregister_kernel_event_control(&uh); + uevent_control_kernel_stop(); + udata.updated_cb = NULL; + udata.data = NULL; +} + +static int read_switch_state(char *path) +{ + char node[128], val[8]; + FILE *fp; + + if (!path) + return -EINVAL; + + snprintf(node, sizeof(node), "%s/%s/state", + SWITCH_ROOT_PATH, path); + + fp = fopen(node, "r"); + if (!fp) { + _E("Failed to open (%s)", path); + return -ENOMEM; + } + + if (!fgets(val, sizeof(val), fp)) { + _E("Failed to read (%s)", path); + fclose(fp); + return -ENOENT; + } + + fclose(fp); + + return atoi(val); +} + +static int external_connection_get_current_state( + ConnectionUpdated updated_cb, void *data) +{ + int ret, i; + struct connection_info info; + char buf[8]; + + if (!updated_cb) + return -EINVAL; + + for (i = 0 ; i < ARRAY_SIZE(switch_devices) ; i++) { + ret = read_switch_state(switch_devices[i].name); + if (ret < 0) { + _E("Failed to get value of (%s, ret:%d)", + switch_devices[i].name, ret); + continue; + } + + info.name = switch_devices[i].type; + snprintf(buf, sizeof(buf), "%d", ret); + info.state = buf; + + updated_cb(&info, data); + } + + return 0; +} + +static int external_connection_open(struct hw_info *info, + const char *id, struct hw_common **common) +{ + struct external_connection_device *external_connection_dev; + + if (!info || !common) + return -EINVAL; + + external_connection_dev = calloc(1, sizeof(struct external_connection_device)); + if (!external_connection_dev) + return -ENOMEM; + + external_connection_dev->common.info = info; + external_connection_dev->register_changed_event + = external_connection_register_changed_event; + external_connection_dev->unregister_changed_event + = external_connection_unregister_changed_event; + external_connection_dev->get_current_state + = external_connection_get_current_state; + + *common = (struct hw_common *)external_connection_dev; + return 0; +} + +static int external_connection_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 = EXTERNAL_CONNECTION_HARDWARE_DEVICE_VERSION, + .id = EXTERNAL_CONNECTION_HARDWARE_DEVICE_ID, + .name = "external_connection", + .open = external_connection_open, + .close = external_connection_close, +}; diff --git a/hw/shared.c b/hw/shared.c new file mode 100755 index 0000000..b6401c1 --- /dev/null +++ b/hw/shared.c @@ -0,0 +1,129 @@ +/* + * device-node + * + * 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 +#include +#include +#include +#include +#include +#include +#include + +#define BUF_MAX 255 + +static int sys_read_buf(char *file, char *buf, int len) +{ + int fd, r; + + if (!file || !buf || len < 0) + return -EINVAL; + + fd = open(file, O_RDONLY); + if (fd == -1) + return -ENOENT; + + r = read(fd, buf, len); + close(fd); + if ((r >= 0) && (r < len)) + buf[r] = '\0'; + else + return -EIO; + + return 0; +} + +static int sys_write_buf(char *file, char *buf) +{ + int fd, r; + + if (!file || !buf) + return -EINVAL; + + fd = open(file, O_WRONLY); + if (fd == -1) + return -EPERM; + + r = write(fd, buf, strlen(buf)); + close(fd); + if (r < 0) + return -EIO; + + return 0; +} + +int sys_get_int(char *fname, int *val) +{ + char buf[BUF_MAX]; + int r; + + if (!fname || !val) + return -EINVAL; + + r = sys_read_buf(fname, buf, sizeof(buf)); + if (r < 0) + return r; + + *val = atoi(buf); + return 0; +} + +int sys_get_str(char *fname, char *str, int len) +{ + int r; + + if (!fname || !str || len < 0) + return -EINVAL; + + r = sys_read_buf(fname, str, len); + if (r < 0) + return r; + + return 0; +} + +int sys_set_int(char *fname, int val) +{ + char buf[BUF_MAX]; + int r; + + if (!fname) + return -EINVAL; + + snprintf(buf, sizeof(buf), "%d", val); + r = sys_write_buf(fname, buf); + if (r < 0) + return r; + + return 0; +} + +int sys_set_str(char *fname, char *val) +{ + int r; + + if (!fname || !val) + return -EINVAL; + + r = sys_write_buf(fname, val); + if (r < 0) + return r; + + return 0; +} diff --git a/hw/shared.h b/hw/shared.h new file mode 100755 index 0000000..da51ca4 --- /dev/null +++ b/hw/shared.h @@ -0,0 +1,43 @@ +/* + * libdevice-node + * + * 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 __HW_DEFAULT_SHARED_H__ +#define __HW_DEFAULT_SHARED_H__ + +#define FEATURE_HARDWARE_DLOG +#ifdef FEATURE_HARDWARE_DLOG +#define LOG_TAG "HARDWARE" +#include +#define _I(fmt, args...) SLOGI(fmt, ##args) +#define _D(fmt, args...) SLOGD(fmt, ##args) +#define _E(fmt, args...) SLOGE(fmt, ##args) +#else +#define _I(x, ...) do { } while (0) +#define _D(x, ...) do { } while (0) +#define _E(x, ...) do { } while (0) +#endif + +#define ARRAY_SIZE(name) (sizeof(name)/sizeof(name[0])) + +int sys_get_int(char *fname, int *val); +int sys_get_str(char *fname, char *str, int len); +int sys_set_int(char *fname, int val); +int sys_set_str(char *fname, char *val); + +#endif diff --git a/hw/touchscreen/CMakeLists.txt b/hw/touchscreen/CMakeLists.txt new file mode 100755 index 0000000..b097615 --- /dev/null +++ b/hw/touchscreen/CMakeLists.txt @@ -0,0 +1,19 @@ +CMAKE_MINIMUM_REQUIRED(VERSION 2.6) +PROJECT(touchscreen C) + +SET(PREFIX ${CMAKE_INSTALL_PREFIX}) + +INCLUDE(FindPkgConfig) +pkg_check_modules(touchscreen_pkgs REQUIRED hwcommon dlog) + +FOREACH(flag ${touchscreen_pkgs_CFLAGS}) + SET(EXTRA_CFLAGS "${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 touchscreen.c ../shared.c) +TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${touchscreen_pkgs_LDFLAGS}) +SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES PREFIX "") +INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR}/hw COMPONENT RuntimeLibraries) diff --git a/hw/touchscreen/touchscreen.c b/hw/touchscreen/touchscreen.c new file mode 100755 index 0000000..1d5be64 --- /dev/null +++ b/hw/touchscreen/touchscreen.c @@ -0,0 +1,178 @@ +/* + * device-node + * + * 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 +#include +#include +#include +#include +#include + +#include +#include "../shared.h" + +#define INPUT_PATH "/sys/class/input/" +#define KEY_CAPABILITIES_PATH "/device/capabilities/key" +#define ENABLED_PATH "/device/enabled" +#define TOUCHSCREEN_CAPABILITY 400 + +#define TURNON_TOUCHSCREEN 1 +#define TURNOFF_TOUCHSCREEN 0 + +static char *touchscreen_node; + +static int touchscreen_probe(void) +{ + DIR *d; + struct dirent entry; + struct dirent *dir; + char buf[PATH_MAX]; + int val, ret = -ENOTSUP; + + d = opendir(INPUT_PATH); + if (!d) + return -errno; + + while (readdir_r(d, &entry, &dir) == 0 && dir != NULL) { + if (dir->d_name[0] == '.') + continue; + snprintf(buf, sizeof(buf), "%s%s%s", INPUT_PATH, + dir->d_name, KEY_CAPABILITIES_PATH); + + ret = sys_get_int(buf, &val); + if (ret < 0 || val != TOUCHSCREEN_CAPABILITY) + continue; + + snprintf(buf, sizeof(buf), "%s%s%s", INPUT_PATH, + dir->d_name, ENABLED_PATH); + + touchscreen_node = strndup(buf, strlen(buf)); + if (touchscreen_node) { + _I("touchscreen node (%s)", touchscreen_node); + ret = 0; + } else { + _E("strndup() failed"); + ret = -ENOMEM; + } + break; + } + closedir(d); + + return ret; +} + +static int touchscreen_get_state(enum touchscreen_state *state) +{ + int ret, val; + + if (!touchscreen_node || !(*touchscreen_node)) + return -ENOENT; + + if (!state) + return -EINVAL; + + ret = sys_get_int(touchscreen_node, &val); + if (ret < 0) { + _E("Failed to get touchscreen state (%d)", ret); + return ret; + } + + switch (val) { + case TURNOFF_TOUCHSCREEN: + *state = TOUCHSCREEN_OFF; + break; + case TURNON_TOUCHSCREEN: + *state = TOUCHSCREEN_ON; + break; + default: + _E("Failed to get touchscreen state (%d)", val); + return -EINVAL; + } + + return 0; +} + +static int touchscreen_set_state(enum touchscreen_state state) +{ + int ret, val; + + if (!touchscreen_node || !(*touchscreen_node)) + return -ENOENT; + + switch (state) { + case TOUCHSCREEN_OFF: + val = TURNOFF_TOUCHSCREEN; + break; + case TOUCHSCREEN_ON: + val = TURNON_TOUCHSCREEN; + break; + default: + _E("Invalid input (%d)", state); + return -EINVAL; + } + + ret = sys_set_int(touchscreen_node, val); + if (ret < 0) + _E("Failed to change touchscreen state (%d)", ret); + + return ret; +} + +static int touchscreen_open(struct hw_info *info, + const char *id, struct hw_common **common) +{ + struct touchscreen_device *touchscreen_dev; + + if (!info || !common) + return -EINVAL; + + if (touchscreen_probe() < 0) + return -ENOTSUP; + + touchscreen_dev = calloc(1, sizeof(struct touchscreen_device)); + if (!touchscreen_dev) + return -ENOMEM; + + touchscreen_dev->common.info = info; + touchscreen_dev->get_state = touchscreen_get_state; + touchscreen_dev->set_state = touchscreen_set_state; + + *common = (struct hw_common *)touchscreen_dev; + return 0; +} + +static int touchscreen_close(struct hw_common *common) +{ + if (!common) + return -EINVAL; + + free(common); + free(touchscreen_node); + return 0; +} + +HARDWARE_MODULE_STRUCTURE = { + .magic = HARDWARE_INFO_TAG, + .hal_version = HARDWARE_INFO_VERSION, + .device_version = TOUCHSCREEN_HARDWARE_DEVICE_VERSION, + .id = TOUCHSCREEN_HARDWARE_DEVICE_ID, + .name = "touchscreen", + .open = touchscreen_open, + .close = touchscreen_close, +}; diff --git a/hw/udev.c b/hw/udev.c new file mode 100755 index 0000000..562725b --- /dev/null +++ b/hw/udev.c @@ -0,0 +1,298 @@ +/* + * 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 +#include +#include +#include +#include +#include +#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); +} diff --git a/hw/udev.h b/hw/udev.h new file mode 100755 index 0000000..d2aeff1 --- /dev/null +++ b/hw/udev.h @@ -0,0 +1,43 @@ +/* + * 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 + +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__ */ diff --git a/packaging/device-manager-plugin-artik.manifest b/packaging/device-manager-plugin-artik.manifest new file mode 100755 index 0000000..af9b883 --- /dev/null +++ b/packaging/device-manager-plugin-artik.manifest @@ -0,0 +1,5 @@ + + + + + diff --git a/packaging/device-manager-plugin-artik.spec b/packaging/device-manager-plugin-artik.spec new file mode 100755 index 0000000..9538a3a --- /dev/null +++ b/packaging/device-manager-plugin-artik.spec @@ -0,0 +1,42 @@ +Name: device-manager-plugin-artik +Summary: Device manager plugin artik +Version: 0.0.1 +Release: 0 +Group: System/Hardware Adaptation +License: Apache-2.0 +Source0: %{name}-%{version}.tar.gz +Source1: %{name}.manifest +Requires(post): /sbin/ldconfig +Requires(postun): /sbin/ldconfig +BuildRequires: cmake +BuildRequires: pkgconfig(dlog) +BuildRequires: pkgconfig(hwcommon) +BuildRequires: pkgconfig(glib-2.0) + +%description +Device manager plugin artik + + +%prep +%setup -q +cp %{SOURCE1} . + +%build +%cmake . + +make %{?jobs:-j%jobs} + +%install +%make_install + + +%post +/sbin/ldconfig + +%postun +/sbin/ldconfig + +%files +%{_libdir}/hw/*.so +%manifest %{name}.manifest +%license LICENSE -- 2.7.4