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When using or * redistributing this file, you may do so under either license. * * Copyright(c) 2018 Intel Corporation. All rights reserved. */ #ifndef __INCLUDE_SOUND_SOF_CONTROL_H__ #define __INCLUDE_SOUND_SOF_CONTROL_H__ #include #include /* * Component Mixers and Controls */ /* channel positions - uses same values as ALSA */ enum sof_ipc_chmap { SOF_CHMAP_UNKNOWN = 0, SOF_CHMAP_NA, /**< N/A, silent */ SOF_CHMAP_MONO, /**< mono stream */ SOF_CHMAP_FL, /**< front left */ SOF_CHMAP_FR, /**< front right */ SOF_CHMAP_RL, /**< rear left */ SOF_CHMAP_RR, /**< rear right */ SOF_CHMAP_FC, /**< front centre */ SOF_CHMAP_LFE, /**< LFE */ SOF_CHMAP_SL, /**< side left */ SOF_CHMAP_SR, /**< side right */ SOF_CHMAP_RC, /**< rear centre */ SOF_CHMAP_FLC, /**< front left centre */ SOF_CHMAP_FRC, /**< front right centre */ SOF_CHMAP_RLC, /**< rear left centre */ SOF_CHMAP_RRC, /**< rear right centre */ SOF_CHMAP_FLW, /**< front left wide */ SOF_CHMAP_FRW, /**< front right wide */ SOF_CHMAP_FLH, /**< front left high */ SOF_CHMAP_FCH, /**< front centre high */ SOF_CHMAP_FRH, /**< front right high */ SOF_CHMAP_TC, /**< top centre */ SOF_CHMAP_TFL, /**< top front left */ SOF_CHMAP_TFR, /**< top front right */ SOF_CHMAP_TFC, /**< top front centre */ SOF_CHMAP_TRL, /**< top rear left */ SOF_CHMAP_TRR, /**< top rear right */ SOF_CHMAP_TRC, /**< top rear centre */ SOF_CHMAP_TFLC, /**< top front left centre */ SOF_CHMAP_TFRC, /**< top front right centre */ SOF_CHMAP_TSL, /**< top side left */ SOF_CHMAP_TSR, /**< top side right */ SOF_CHMAP_LLFE, /**< left LFE */ SOF_CHMAP_RLFE, /**< right LFE */ SOF_CHMAP_BC, /**< bottom centre */ SOF_CHMAP_BLC, /**< bottom left centre */ SOF_CHMAP_BRC, /**< bottom right centre */ SOF_CHMAP_LAST = SOF_CHMAP_BRC, }; /* control data type and direction */ enum sof_ipc_ctrl_type { /* per channel data - uses struct sof_ipc_ctrl_value_chan */ SOF_CTRL_TYPE_VALUE_CHAN_GET = 0, SOF_CTRL_TYPE_VALUE_CHAN_SET, /* component data - uses struct sof_ipc_ctrl_value_comp */ SOF_CTRL_TYPE_VALUE_COMP_GET, SOF_CTRL_TYPE_VALUE_COMP_SET, /* bespoke data - uses struct sof_abi_hdr */ SOF_CTRL_TYPE_DATA_GET, SOF_CTRL_TYPE_DATA_SET, }; /* control command type */ enum sof_ipc_ctrl_cmd { SOF_CTRL_CMD_VOLUME = 0, /**< maps to ALSA volume style controls */ SOF_CTRL_CMD_ENUM, /**< maps to ALSA enum style controls */ SOF_CTRL_CMD_SWITCH, /**< maps to ALSA switch style controls */ SOF_CTRL_CMD_BINARY, /**< maps to ALSA binary style controls */ }; /* generic channel mapped value data */ struct sof_ipc_ctrl_value_chan { uint32_t channel; /**< channel map - enum sof_ipc_chmap */ uint32_t value; } __packed; /* generic component mapped value data */ struct sof_ipc_ctrl_value_comp { uint32_t index; /**< component source/sink/control index in control */ union { uint32_t uvalue; int32_t svalue; }; } __packed; /* generic control data */ struct sof_ipc_ctrl_data { struct sof_ipc_reply rhdr; uint32_t comp_id; /* control access and data type */ uint32_t type; /**< enum sof_ipc_ctrl_type */ uint32_t cmd; /**< enum sof_ipc_ctrl_cmd */ uint32_t index; /**< control index for comps > 1 control */ /* control data - can either be appended or DMAed from host */ struct sof_ipc_host_buffer buffer; uint32_t num_elems; /**< in array elems or bytes for data type */ uint32_t elems_remaining; /**< elems remaining if sent in parts */ uint32_t msg_index; /**< for large messages sent in parts */ /* reserved for future use */ uint32_t reserved[6]; /* control data - add new types if needed */ union { /* channel values can be used by volume type controls */ struct sof_ipc_ctrl_value_chan chanv[0]; /* component values used by routing controls like mux, mixer */ struct sof_ipc_ctrl_value_comp compv[0]; /* data can be used by binary controls */ struct sof_abi_hdr data[0]; }; } __packed; /** Event type */ enum sof_ipc_ctrl_event_type { SOF_CTRL_EVENT_GENERIC = 0, /**< generic event */ SOF_CTRL_EVENT_GENERIC_METADATA, /**< generic event with metadata */ SOF_CTRL_EVENT_KD, /**< keyword detection event */ SOF_CTRL_EVENT_VAD, /**< voice activity detection event */ }; /** * Generic notification data. */ struct sof_ipc_comp_event { struct sof_ipc_reply rhdr; uint16_t src_comp_type; /**< COMP_TYPE_ */ uint32_t src_comp_id; /**< source component id */ uint32_t event_type; /**< event type - SOF_CTRL_EVENT_* */ uint32_t num_elems; /**< in array elems or bytes for data type */ /* reserved for future use */ uint32_t reserved[8]; /* control data - add new types if needed */ union { /* data can be used by binary controls */ struct sof_abi_hdr data[0]; /* event specific values */ uint32_t event_value; }; } __packed; #endif