From ce8c7a4db57feffe888a1c7f23af34e66fdbe4f9 Mon Sep 17 00:00:00 2001 From: KwangCheol Lee Date: Tue, 27 Jun 2017 12:20:55 +0900 Subject: [PATCH] Add Display HAL and Touchscreen HAL - Removed unused files: battery, external_connection, usb_client and usb_gadget - Removed unnecessary lines. - Removed whitespaces. - Remove redundant lines in CMakeLists.txt file. - Remove unnecessary line in spec file. Change-Id: I2074a4b1916110480b3d0ae272077b2380053d74 --- CMakeLists.txt | 7 + LICENSE | 202 +++++++++++++++++ hw/display/CMakeLists.txt | 19 ++ hw/display/display.c | 132 ++++++++++++ hw/shared.c | 129 +++++++++++ hw/shared.h | 43 ++++ hw/touchscreen/CMakeLists.txt | 19 ++ hw/touchscreen/touchscreen.c | 226 +++++++++++++++++++ hw/udev.c | 298 ++++++++++++++++++++++++++ hw/udev.h | 43 ++++ packaging/device-manager-plugin-rpi3.manifest | 5 + packaging/device-manager-plugin-rpi3.spec | 41 ++++ 12 files changed, 1164 insertions(+) create mode 100644 CMakeLists.txt create mode 100644 LICENSE create mode 100644 hw/display/CMakeLists.txt create mode 100644 hw/display/display.c create mode 100644 hw/shared.c create mode 100644 hw/shared.h create mode 100644 hw/touchscreen/CMakeLists.txt create mode 100644 hw/touchscreen/touchscreen.c create mode 100644 hw/udev.c create mode 100644 hw/udev.h create mode 100644 packaging/device-manager-plugin-rpi3.manifest create mode 100755 packaging/device-manager-plugin-rpi3.spec diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..2c6ef89 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,7 @@ +CMAKE_MINIMUM_REQUIRED(VERSION 2.6) +PROJECT(device-manager-rpi3 C) + +SET(PREFIX ${CMAKE_INSTALL_PREFIX}) + +ADD_SUBDIRECTORY(hw/display) +ADD_SUBDIRECTORY(hw/touchscreen) diff --git a/LICENSE b/LICENSE new file mode 100644 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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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + 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. + diff --git a/hw/display/CMakeLists.txt b/hw/display/CMakeLists.txt new file mode 100644 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 100644 index 0000000..4c93d25 --- /dev/null +++ b/hw/display/display.c @@ -0,0 +1,132 @@ +/* + * 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/rpi_backlight" +#endif + +static int display_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) + return r; + } + + *val = max; + return 0; +} + +static int display_get_brightness(int *brightness) +{ + int r, v; + + if (!brightness) { + _E("wrong parameter"); + return -EINVAL; + } + + r = sys_get_int(BACKLIGHT_PATH"/brightness", &v); + if (r < 0) { + _E("fail to get brightness (errno:%d)", r); + return r; + } + + *brightness = v; + return 0; +} + +static int display_set_brightness(int brightness) +{ + int r, max; + + r = display_get_max_brightness(&max); + if (r < 0) { + _E("fail to get max brightness (errno:%d)", r); + return r; + } + + if (brightness < 0 || brightness > max) { + _E("wrong parameter"); + return -EINVAL; + } + + r = sys_set_int(BACKLIGHT_PATH"/brightness", brightness); + if (r < 0) { + _E("fail to set brightness (errno:%d)", r); + 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_max_brightness = display_get_max_brightness; + 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/shared.c b/hw/shared.c new file mode 100644 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 100644 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 100644 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 100644 index 0000000..3f25986 --- /dev/null +++ b/hw/touchscreen/touchscreen.c @@ -0,0 +1,226 @@ +/* + * 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 +#include +#include +#include +#include + +#include +#include "../shared.h" + +#define TURNON_TOUCHSCREEN 1 +#define TURNOFF_TOUCHSCREEN 0 + +#define MODULES_FILE_NAME "/proc/modules" +#define MODULE_KO_NAME "rpi-ft5406.ko" +#define MODULE_NAME "rpi_ft5406" + +#define init_module(mod, len, opts) syscall(__NR_init_module, mod, len, opts) +#define delete_module(name, flags) syscall(__NR_delete_module, name, flags) + +static int find_module(char *name) +{ + FILE *fp = fopen(MODULES_FILE_NAME, "rt"); + if (fp == NULL) { + _E("Can not open file(%s).\n", MODULES_FILE_NAME); + return -ENOENT; + } + + int found = 0; + char mod_str[256]; + char mod_name[256]; + for (; fgets(mod_str, sizeof(mod_str), fp); ) { + sscanf(mod_str, "%s ", mod_name); + if (strcmp(mod_name, name) == 0) { + _E("[%s]\t%s", mod_name, mod_str); + found = 1; + break; + } + } + + fclose(fp); + + return found; +} + +static int get_module_path(char *name, char *path) +{ + struct utsname utsn; + + int ret = uname(&utsn); + if (ret != 0) + return ret; + + sprintf(path, "/lib/modules/%s/%s", utsn.release, name); + + return 0; +} + +static int ins_module(char *name) +{ + char path[512]; + + if (get_module_path(name, path) != 0) + return -EEXIST; + + int fd = open(path, O_RDONLY); + if (fd < 0) { + _E("Can not open module(%s).\n", path); + return -EEXIST; + } + + struct stat st; + int ret = fstat(fd, &st); + if (ret < 0) { + _E("Module fstat error(%s).\n", path); + close(fd); + return -EIO; + } + + size_t image_size = st.st_size; + void *image = malloc(image_size); + if (image == NULL) { + _E("Memory allocation errorr.\n"); + close(fd); + return -ENOMEM; + } + + ssize_t size = read(fd, image, image_size); + if (size != image_size) { + _E("Module file read error(%d).\n", size); + free(image); + close(fd); + return -EIO; + } + close(fd); + + ret = init_module(image, image_size, ""); + if (ret < 0) { + _E("init_module error(%d).\n", ret); + free(image); + return -EIO; + } + free(image); + + return 0; +} + +static int rm_module(char *name) +{ + int ret = delete_module(name, O_NONBLOCK); + if (ret != 0) { + _E("delete_module error(%d).\n", ret); + return -EIO; + } + + return 0; +} + + +static int touchscreen_get_state(enum touchscreen_state *state) +{ + int ret; + + if (!state) + return -EINVAL; + + ret = find_module(MODULE_NAME); + if (ret < 0) { + _E("Failed to get touchscreen state (%d)", ret); + return ret; + } + + switch (ret) { + case TURNOFF_TOUCHSCREEN: + *state = TOUCHSCREEN_OFF; + break; + case TURNON_TOUCHSCREEN: + *state = TOUCHSCREEN_ON; + break; + } + + return 0; +} + +static int touchscreen_set_state(enum touchscreen_state state) +{ + int ret = 0; + + switch (state) { + case TOUCHSCREEN_OFF: + ret = rm_module(MODULE_NAME); + break; + case TOUCHSCREEN_ON: + ret = ins_module(MODULE_KO_NAME); + break; + default: + _E("Invalid input (%d)", state); + return -EINVAL; + } + + 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; + + 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); + 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 100644 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 100644 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-rpi3.manifest b/packaging/device-manager-plugin-rpi3.manifest new file mode 100644 index 0000000..af9b883 --- /dev/null +++ b/packaging/device-manager-plugin-rpi3.manifest @@ -0,0 +1,5 @@ + + + + + diff --git a/packaging/device-manager-plugin-rpi3.spec b/packaging/device-manager-plugin-rpi3.spec new file mode 100755 index 0000000..0f9c9c5 --- /dev/null +++ b/packaging/device-manager-plugin-rpi3.spec @@ -0,0 +1,41 @@ +Name: device-manager-plugin-rpi3 +Summary: Device manager plugin rpi3 +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) +BuildRequires: pkgconfig(libudev) + +%description +Device manager plugin Raspberry Pi 3 + +%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