mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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126 lines
3.9 KiB
C++
126 lines
3.9 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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namespace ams::pwm {
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namespace {
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constinit os::SdkMutex g_init_mutex;
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constinit int g_initialize_count = 0;
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std::shared_ptr<sf::IManager> g_pwm_manager;
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using InternalSession = std::shared_ptr<pwm::sf::IChannelSession>;
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InternalSession &GetInterface(const ChannelSession &session) {
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AMS_ASSERT(session._session != nullptr);
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return *static_cast<InternalSession *>(session._session);
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}
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}
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void InitializeWith(std::shared_ptr<pwm::sf::IManager> &&sp) {
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std::scoped_lock lk(g_init_mutex);
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AMS_ABORT_UNLESS(g_initialize_count == 0);
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g_pwm_manager = std::move(sp);
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g_initialize_count = 1;
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}
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void Finalize() {
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std::scoped_lock lk(g_init_mutex);
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AMS_ASSERT(g_initialize_count > 0);
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if ((--g_initialize_count) == 0) {
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g_pwm_manager.reset();
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}
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}
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Result OpenSession(ChannelSession *out, DeviceCode device_code) {
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/* Allocate the session. */
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InternalSession *internal_session = new (std::nothrow) InternalSession;
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AMS_ABORT_UNLESS(internal_session != nullptr);
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auto session_guard = SCOPE_GUARD { delete internal_session; };
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/* Get the session. */
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{
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ams::sf::cmif::ServiceObjectHolder object_holder;
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if (hos::GetVersion() >= hos::Version_6_0_0) {
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R_TRY(g_pwm_manager->OpenSession2(std::addressof(object_holder), device_code));
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} else {
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R_TRY(g_pwm_manager->OpenSession(std::addressof(object_holder), ConvertToChannelName(device_code)));
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}
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*internal_session = object_holder.GetServiceObject<sf::IChannelSession>();
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}
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/* Set output. */
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out->_session = internal_session;
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/* We succeeded. */
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session_guard.Cancel();
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return ResultSuccess();
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}
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void CloseSession(ChannelSession &session) {
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/* Close the session. */
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delete std::addressof(GetInterface(session));
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session._session = nullptr;
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}
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void SetPeriod(ChannelSession &session, TimeSpan period) {
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R_ABORT_UNLESS(GetInterface(session)->SetPeriod(period));
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}
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TimeSpan GetPeriod(ChannelSession &session) {
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TimeSpanType out_val;
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R_ABORT_UNLESS(GetInterface(session)->GetPeriod(std::addressof(out_val)));
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return out_val;
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}
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void SetDuty(ChannelSession &session, int duty) {
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R_ABORT_UNLESS(GetInterface(session)->SetDuty(duty));
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}
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int GetDuty(ChannelSession &session) {
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int out_val;
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R_ABORT_UNLESS(GetInterface(session)->GetDuty(std::addressof(out_val)));
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return out_val;
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}
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void SetEnabled(ChannelSession &session, bool en) {
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R_ABORT_UNLESS(GetInterface(session)->SetEnabled(en));
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}
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bool GetEnabled(ChannelSession &session) {
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bool out_val;
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R_ABORT_UNLESS(GetInterface(session)->GetEnabled(std::addressof(out_val)));
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return out_val;
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}
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void SetScale(ChannelSession &session, double scale) {
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R_ABORT_UNLESS(GetInterface(session)->SetScale(scale));
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}
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double GetScale(ChannelSession &session) {
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double out_val;
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R_ABORT_UNLESS(GetInterface(session)->GetScale(std::addressof(out_val)));
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return out_val;
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}
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}
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