| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SRC_MEDIA_AUDIO_DRIVERS_MT8167_TDM_OUTPUT_AUDIO_STREAM_OUT_H_ |
| #define SRC_MEDIA_AUDIO_DRIVERS_MT8167_TDM_OUTPUT_AUDIO_STREAM_OUT_H_ |
| |
| #include <fuchsia/hardware/i2c/c/banjo.h> |
| #include <fuchsia/hardware/platform/device/c/banjo.h> |
| #include <fuchsia/hardware/platform/device/cpp/banjo.h> |
| #include <lib/ddk/io-buffer.h> |
| #include <lib/device-protocol/pdev.h> |
| #include <lib/fzl/pinned-vmo.h> |
| #include <lib/simple-audio-stream/simple-audio-stream.h> |
| #include <lib/simple-codec/simple-codec-client.h> |
| #include <lib/sync/completion.h> |
| #include <lib/zircon-internal/thread_annotations.h> |
| |
| #include <memory> |
| #include <optional> |
| |
| #include <audio-proto/audio-proto.h> |
| #include <ddktl/device-internal.h> |
| #include <ddktl/device.h> |
| #include <fbl/mutex.h> |
| #include <soc/mt8167/mt8167-audio-out.h> |
| |
| namespace audio { |
| namespace mt8167 { |
| |
| class Mt8167AudioStreamOut : public SimpleAudioStream { |
| protected: |
| zx_status_t Init() TA_REQ(domain_token()) override; |
| zx_status_t ChangeFormat(const audio_proto::StreamSetFmtReq& req) TA_REQ(domain_token()) override; |
| zx_status_t GetBuffer(const audio_proto::RingBufGetBufferReq& req, uint32_t* out_num_rb_frames, |
| zx::vmo* out_buffer) TA_REQ(domain_token()) override; |
| zx_status_t Start(uint64_t* out_start_time) TA_REQ(domain_token()) override; |
| zx_status_t Stop() TA_REQ(domain_token()) override; |
| zx_status_t SetGain(const audio_proto::SetGainReq& req) TA_REQ(domain_token()) override; |
| void ShutdownHook() TA_REQ(domain_token()) override; |
| |
| private: |
| friend class SimpleAudioStream; |
| friend class fbl::RefPtr<Mt8167AudioStreamOut>; |
| |
| Mt8167AudioStreamOut(zx_device_t* parent); |
| ~Mt8167AudioStreamOut() {} |
| |
| zx_status_t AddFormats() TA_REQ(domain_token()); |
| zx_status_t InitBuffer(size_t size) TA_REQ(domain_token()); |
| zx_status_t InitPdev() TA_REQ(domain_token()); |
| void ProcessRingNotification(); |
| |
| SimpleCodecClient codec_; |
| uint32_t us_per_notification_ = 0; |
| async::TaskClosureMethod<Mt8167AudioStreamOut, &Mt8167AudioStreamOut::ProcessRingNotification> |
| notify_timer_ TA_GUARDED(domain_token()){this}; |
| ddk::PDev pdev_ TA_GUARDED(domain_token()); |
| zx::vmo ring_buffer_vmo_ TA_GUARDED(domain_token()); |
| fzl::PinnedVmo pinned_ring_buffer_ TA_GUARDED(domain_token()); |
| std::unique_ptr<MtAudioOutDevice> mt_audio_; |
| zx::bti bti_ TA_GUARDED(domain_token()); |
| }; |
| |
| } // namespace mt8167 |
| } // namespace audio |
| |
| #endif // SRC_MEDIA_AUDIO_DRIVERS_MT8167_TDM_OUTPUT_AUDIO_STREAM_OUT_H_ |