From: Youngjae Cho Date: Wed, 9 Nov 2022 01:39:59 +0000 (+0900) Subject: display: remove unused code X-Git-Tag: accepted/tizen/unified/20221116.120905~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3ae0cab3228895407a1462338c54f03636a4e049;p=platform%2Fcore%2Fsystem%2Fdeviced.git display: remove unused code It has been removed since ce471ec18f19bb184848f4c84e813b834ef4bdee. Change-Id: I5b74f4907bc7e6b9a04f3b3960470fb984446737 Signed-off-by: Youngjae Cho --- diff --git a/plugins/tv/display/state-tv.c b/plugins/tv/display/state-tv.c deleted file mode 100644 index 96d7331..0000000 --- a/plugins/tv/display/state-tv.c +++ /dev/null @@ -1,580 +0,0 @@ -/* - * deviced - * - * Copyright (c) 2016 Samsung Electronics Co., Ltd. All rights reserved. - * - * 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 "shared/common.h" -#include "core/log.h" -#include "shared/device-notifier.h" -#include "shared/devices.h" -#include "display/display-ops.h" -#include "display/display-lock.h" -#include "power/power.h" -#include "power/power-off.h" -#include "power/power-suspend.h" -#include "core.h" -#include "poll.h" -#include "device-interface.h" -#include "util.h" -#include "shared/plugin.h" - -#define PRE_STATE_CHANGE_TIMEOUT 500*1000 /* 500ms */ -#define SIGNAL_CHANGE_STATE "ChangeState" -#define SIGNAL_PRE_CHANGE_STATE "PreChangeState" -#define SIGNAL_WAKEUP "WakeUp" -#define SIGNAL_PRE_WAKEUP "PreWakeUp" -#define SIGNAL_POST_WAKEUP "PostWakeUp" -#define SIGNAL_EARLY_WAKEUP "EarlyWakeUp" - -static struct display_plugin *disp_plgn; -static struct _backlight_ops *backlight_ops; -static guint standby_timer; - -static int change_state(pid_t pid, int type, enum state_t st) -{ - int ret; - - if (type == PM_CONTROL_EVENT && state_st(st)->check) { - ret = state_st(get_pm_cur_state())->check(get_pm_cur_state(), st); - if (ret != 0) { - _E("(%s) State Locked. Cannot be changed to (%s)", - state_st(get_pm_cur_state())->name, state_st(st)->name); - return ret; - } - } - - if (state_st(st)->trans) { - ret = state_st(st)->trans(type); - if (ret < 0) { - _E("Failed to trans state (%s, ret:%d)", state_st(st)->name, ret); - return ret; - } - } - - _I("Success to change state (%s) requested by pid(%d)", state_st(st)->name, pid); - - return 0; -} - -static int tv_proc_change_state(unsigned int cond, pid_t pid) -{ - enum state_t next; - int ret; - - next = GET_COND_STATE(cond); - if (get_pm_cur_state() == next) { - _I("current state (%d) == next state (%d)", get_pm_cur_state(), next); - return 0; - } - - if (pid < INTERNAL_LOCK_BASE) { /* Request from other process*/ - if (next == S_SUSPEND || next == S_POWEROFF) { - _E("Do not change to suspend or power off directly"); - return -EPERM; - } - } - - _I("Change State to %s (%d)", state_st(next)->name, pid); - - ret = change_state(pid, PM_CONTROL_EVENT, next); - if (ret != 0) { - _E("Failed to change state (%d)", ret); - return ret; - } - - return 0; -} - -unsigned long long get_uptime(void) -{ - struct timespec t; - clock_gettime(CLOCK_MONOTONIC, &t); - return t.tv_sec; -} - -static int lcdon_check(int curr, int next) -{ - /* do not changed to next state if who lock the normal mode */ - check_processes(get_pm_cur_state()); - if (check_lock_state(get_pm_cur_state())) { - _I("S_LCDON Lock state"); - return 1; - } - - return 0; -} - -static int lcdon_pre(void *data) -{ - int ret; - /* TODO: cancel suspend */ - - /* That will unlock callback registration in case of getting back to normal - * from partial poweroff. If someone start poweroff with standby lock and then - * unlock, change state to lcdon, registration of poweroff callback would be blocked - * as unblocking is done when resuming from suspend. - */ - device_notify(DEVICE_NOTIFIER_POWER_RESUME, NULL); - - if (get_pm_cur_state() == S_STANDBY) { - _I("send pre state change NORMAL"); - ret = gdbus_signal_emit(NULL, - DEVICED_PATH_DISPLAY, - DEVICED_INTERFACE_DISPLAY, - SIGNAL_PRE_CHANGE_STATE, - g_variant_new("(s)", state_st(S_LCDON)->name)); - if (ret < 0) - _E("Failed to send dbus signal(%s)", SIGNAL_PRE_CHANGE_STATE); - /*Give time to process callback */ - usleep(PRE_STATE_CHANGE_TIMEOUT); - } - - return 0; -} - -static int lcdon_post(void *data) -{ - int ret; - - ret = gdbus_signal_emit(NULL, - DEVICED_PATH_DISPLAY, - DEVICED_INTERFACE_DISPLAY, - SIGNAL_CHANGE_STATE, - g_variant_new("(s)", state_st(S_LCDON)->name)); - if (ret < 0) - _E("Failed to send dbus signal(%s)", SIGNAL_CHANGE_STATE); - - /* TODO: set_power */ - - return 0; -} - -static int lcdon_action(int timeout) -{ - if ((get_pm_cur_state() != get_pm_old_state()) && - (get_pm_cur_state() != S_SLEEP)) - set_setting_pmstate(get_pm_cur_state()); - - if ((get_pm_old_state() != S_LCDOFF) && - (get_pm_old_state() != S_SLEEP)) { - _I("pm_old_state (%s). Skip lcd on", state_st(get_pm_old_state())->name); - return 0; - } - - /* TODO: post resume */ - - backlight_ops->on(0); - - return 0; -} - -static int lcdon_trans(int evt) -{ - int ret; - struct state *st; - - ret = lcdon_pre(NULL); - if (ret < 0) { - _E("S_LCDON pre-operation failed(%d)", ret); - return ret; - } - - /* state transition */ - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_LCDON); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - ret = lcdon_post(NULL); - if (ret < 0) - _E("S_LCDON post-operation failed(%d)", ret); - - return 0; -} - -static int lcdoff_check(int curr, int next) -{ - /* LCD OFF can change to LCD ON and STANDBY state */ - return 0; -} - -static int lcdoff_pre(void *data) -{ - return 0; -} - -static int lcdoff_post(void *data) -{ - int ret; - - /* broadcast to other application */ - ret = gdbus_signal_emit(NULL, - DEVICED_PATH_DISPLAY, - DEVICED_INTERFACE_DISPLAY, - SIGNAL_CHANGE_STATE, - g_variant_new("(s)", state_st(S_LCDOFF)->name)); - if (ret < 0) - _E("Failed to send dbus signal(%s)", SIGNAL_CHANGE_STATE); - - return 0; -} - -static int lcdoff_action(int timeout) -{ - if ((get_pm_cur_state() != get_pm_old_state()) && - (get_pm_cur_state() != S_SLEEP)) - set_setting_pmstate(get_pm_cur_state()); - - if ((get_pm_old_state() == S_SUSPEND) || - (get_pm_old_state() == S_LCDOFF)) - return 0; - - backlight_ops->off(0); - - return 0; -} - -static int lcdoff_trans(int evt) -{ - int ret; - struct state *st; - - ret = lcdoff_pre(NULL); - if (ret < 0) { - _E("S_LCDOFF pre-operation failed (%d)", ret); - return ret; - } - - /* state transition */ - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_LCDOFF); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - ret = lcdoff_post(NULL); - if (ret < 0) - _E("S_LCDOFF post-operation failed (%d)", ret); - - return 0; -} - -static int standby_check(int curr, int next) -{ - /* STANDBY can change to LCD ON or POWER OFF state */ - if (next == S_LCDOFF) - return -EPERM; - - /* do not change to next state if who lock the standby mode */ - check_processes(S_LCDOFF); - if (check_lock_state(S_LCDOFF)) { - _I("S_LCDOFF Lock state"); - return 1; - } - - /* TODO: Instant on timer */ - - return 0; -} - -static int standby_pre(void *data) -{ - return 0; -} - -static int standby_post(void *data) -{ - int ret; - - /* broadcast to other application */ - ret = gdbus_signal_emit(NULL, - DEVICED_PATH_DISPLAY, - DEVICED_INTERFACE_DISPLAY, - SIGNAL_CHANGE_STATE, - g_variant_new("(s)", state_st(S_STANDBY)->name)); - if (ret < 0) - _E("Failed to send dbus signal(%s)", SIGNAL_CHANGE_STATE); - - backlight_ops->off(0); - - /* Set power */ - - return 0; -} - -static int poweroff_trans(int evt); - -static gboolean standby_go_next_state(void *data) -{ - int ret = 0; - - if (standby_timer) { - g_source_remove(standby_timer); - standby_timer = 0; - } - - if (disp_plgn->pm_change_internal) - ret = disp_plgn->pm_change_internal(INTERNAL_LOCK_SUSPEND, SUSPEND); - if (ret < 0) { - _E("Failed to change state to S_SUSPEND. Now Power off !!"); - poweroff_trans(0); - } - - return G_SOURCE_REMOVE; -} - -static int standby_action(int timeout) -{ - if ((get_pm_cur_state() != get_pm_old_state()) && - (get_pm_cur_state() != S_SLEEP)) - set_setting_pmstate(get_pm_cur_state()); - - backlight_ops->off(0); - - standby_timer = g_timeout_add_seconds(0, - standby_go_next_state, NULL); - if (!standby_timer) - _E("Failed to add timer to go to next state of S_STANDBY"); - - return 0; -} - -static int standby_trans(int evt) -{ - int ret; - struct state *st; - - ret = standby_pre(NULL); - if (ret < 0) { - _E("S_STANDBY pre-operation failed(%d)", ret); - return ret; - } - - /* state transition */ - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_STANDBY); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - ret = standby_post(NULL); - if (ret < 0) - _E("S_STANDBY post-operation failed(%d)", ret); - - return 0; -} - -static int suspend_check(int curr, int next) -{ - /* DO NOT USE THIS FUNCTION */ - return 0; -} - -static int suspend_pre(void *data) -{ - return 0; -} - -static int suspend_post(void *data) -{ - int ret; - unsigned int cond = 0; - - /* TODO: count InstandOn */ - - cond = S_LCDON; - ret = tv_proc_change_state(cond, INTERNAL_LOCK_SUSPEND); - if (ret < 0) - _E("Fail to change state to next_state(%s)", state_st(cond)->name); - - /* Broadcast pre-wakeup signal */ - ret = gdbus_signal_emit(NULL, - DEVICED_PATH_POWER, - DEVICED_INTERFACE_POWER, - SIGNAL_PRE_WAKEUP, - g_variant_new("(i)", 0)); - if (ret < 0) - _E("Failed to send dbus signal(%s)", SIGNAL_PRE_WAKEUP); - - /* Notify resume state */ - device_notify(DEVICE_NOTIFIER_POWER_RESUME, NULL); - - return 0; -} - -static int suspend_action(int timeout) -{ - struct state *st; - - if ((get_pm_cur_state() != get_pm_old_state()) && - (get_pm_cur_state() != S_SLEEP)) - set_setting_pmstate(get_pm_cur_state()); - - /* TODO: set wakeup count */ - - /* sleep state : set system mode to SUSPEND */ - pm_suspend(); - - _I("system wakeup!!"); - - /* Resume !! */ - /* system waked up by devices */ - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_LCDOFF); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - return 0; -} - -static int suspend_trans(int evt) -{ - int ret; - struct state *st; - - ret = suspend_pre(NULL); - if (ret < 0) { - _E("S_SUSPEND pre-operation failed(%d)", ret); - return ret; - } - - /* state transition */ - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_LCDOFF); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - set_pm_old_state(get_pm_cur_state()); - set_pm_cur_state(S_SUSPEND); - st = state_st(get_pm_cur_state()); - - if (st->action) - st->action(0); - - ret = suspend_post(NULL); - if (ret < 0) - _E("S_SUSPEND post-operation failed(%d)", ret); - - return 0; -} - -static int poweroff_check(int curr, int next) -{ - /* DO NOT USE THIS FUNCTION */ - return 0; -} - -static int poweroff_action(int timeout) -{ - power_request_change_state(POWER_STATE_POWEROFF, 9000); - - return 0; -} - -static int poweroff_trans(int evt) -{ - struct state *st; - st = state_st(S_POWEROFF); - if (st->action) - st->action(0); - return 0; -} - -static int display_lock_changed(void *data) -{ - bool state = (bool)data; - - if (get_pm_cur_state() != S_STANDBY) - return 0; - - if (!state) - standby_go_next_state(NULL); - - return 0; -} - -static void set_tv_operations(enum state_t st, - char *name, - int (*check) (int curr, int next), - int (*trans) (int evt), - int (*action) (int timeout)) -{ - change_state_name(st, name); - change_state_check(st, check); - change_state_trans(st, trans); - change_state_action(st, action); -} - -static struct _tv_states { - enum state_t state; - char *name; - int (*check)(int curr, int next); - int (*trans)(int evt); - int (*action)(int timeout); -} tv_states[] = { - { S_LCDON, "S_LCDON", lcdon_check, lcdon_trans, lcdon_action }, - { S_LCDDIM, "S_LCDDIM", NULL, NULL, NULL }, - { S_LCDOFF, "S_LCDOFF", lcdoff_check, lcdoff_trans, lcdoff_action }, - { S_STANDBY, "S_STANDBY", standby_check, standby_trans, standby_action }, - { S_SUSPEND, "S_SUSPEND", suspend_check, suspend_trans, suspend_action }, - { S_POWEROFF, "S_POWEROFF", poweroff_check, poweroff_trans, poweroff_action }, -}; - -void state_tv_init(void) -{ - int i; - - _I("TV Profile !!"); - - for (i = 0 ; i < ARRAY_SIZE(tv_states) ; i++) - set_tv_operations(tv_states[i].state, - tv_states[i].name, - tv_states[i].check, - tv_states[i].trans, - tv_states[i].action); - - change_proc_change_state(tv_proc_change_state); - - register_notifier(DEVICE_NOTIFIER_DISPLAY_LOCK, display_lock_changed); -} - -void state_tv_deinit(void) -{ - unregister_notifier(DEVICE_NOTIFIER_DISPLAY_LOCK, display_lock_changed); -} - -static void __CONSTRUCTOR__ initialize(void) -{ - disp_plgn = get_var_display_plugin(); - if (!disp_plgn) - _E("Failed to get display plugin variable."); - - backlight_ops = get_var_backlight_ops(); - if (!backlight_ops) - _E("Failed to get backlight operator variable."); -}