diff options
Diffstat (limited to 'power.c')
-rwxr-xr-x | power.c | 98 |
1 files changed, 98 insertions, 0 deletions
@@ -0,0 +1,98 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * 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 <errno.h> +#include <string.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/socket.h> +#include <sys/un.h> +#include <fcntl.h> +#include <dlfcn.h> + +#define LOG_TAG "Qualcomm PowerHAL" +#include <utils/Log.h> + +#include <hardware/hardware.h> +#include <hardware/power.h> +#define TOUCHBOOST_SOCKET "/dev/socket/mpdecision/touchboost" + +static void power_init(struct power_module *module) +{ +} + +static void power_set_interactive(struct power_module *module, int on) +{ +} + +static void touch_boost() +{ + static int client_comsoc = -1; + static struct sockaddr_un client_addr; + int rc = 0; + + client_comsoc = socket(PF_UNIX, SOCK_DGRAM, 0); + + if (client_comsoc < 0) { + return; + } + + memset(&client_addr, 0, sizeof(struct sockaddr_un)); + client_addr.sun_family = AF_UNIX; + snprintf(client_addr.sun_path, UNIX_PATH_MAX, TOUCHBOOST_SOCKET); + + rc = sendto(client_comsoc, "1", 1, 0, (const struct sockaddr *)&client_addr, sizeof(struct sockaddr_un)); + + if (rc == -1) { + ALOGE("Failed to send rc=%d", rc); + } + + if (client_comsoc >= 0) { + close(client_comsoc); + client_comsoc = -1; + } +} + +static void power_hint(struct power_module *module, power_hint_t hint, + void *data) { + switch (hint) { + + case POWER_HINT_INTERACTION: + touch_boost(); + break; + default: + break; + } +} + +static struct hw_module_methods_t power_module_methods = { + .open = NULL, +}; + +struct power_module HAL_MODULE_INFO_SYM = { + .common = { + .tag = HARDWARE_MODULE_TAG, + .module_api_version = POWER_MODULE_API_VERSION_0_2, + .hal_api_version = HARDWARE_HAL_API_VERSION, + .id = POWER_HARDWARE_MODULE_ID, + .name = "Qualcomm Power HAL", + .author = "The Android Open Source Project", + .methods = &power_module_methods, + }, + + .init = power_init, + .setInteractive = power_set_interactive, + .powerHint = power_hint, +}; |