| /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ |
| /* |
| * This file is provided under a dual BSD/GPLv2 license. 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_HEADER_H__ |
| #define __INCLUDE_SOUND_SOF_HEADER_H__ |
| |
| #include <linux/types.h> |
| #include <uapi/sound/sof/abi.h> |
| |
| /** \addtogroup sof_uapi uAPI |
| * SOF uAPI specification. |
| * @{ |
| */ |
| |
| /* |
| * IPC messages have a prefixed 32 bit identifier made up as follows :- |
| * |
| * 0xGCCCNNNN where |
| * G is global cmd type (4 bits) |
| * C is command type (12 bits) |
| * I is the ID number (16 bits) - monotonic and overflows |
| * |
| * This is sent at the start of the IPM message in the mailbox. Messages should |
| * not be sent in the doorbell (special exceptions for firmware . |
| */ |
| |
| /* Global Message - Generic */ |
| #define SOF_GLB_TYPE_SHIFT 28 |
| #define SOF_GLB_TYPE_MASK (0xfL << SOF_GLB_TYPE_SHIFT) |
| #define SOF_GLB_TYPE(x) ((x) << SOF_GLB_TYPE_SHIFT) |
| |
| /* Command Message - Generic */ |
| #define SOF_CMD_TYPE_SHIFT 16 |
| #define SOF_CMD_TYPE_MASK (0xfffL << SOF_CMD_TYPE_SHIFT) |
| #define SOF_CMD_TYPE(x) ((x) << SOF_CMD_TYPE_SHIFT) |
| |
| /* Global Message Types */ |
| #define SOF_IPC_GLB_REPLY SOF_GLB_TYPE(0x1U) |
| #define SOF_IPC_GLB_COMPOUND SOF_GLB_TYPE(0x2U) |
| #define SOF_IPC_GLB_TPLG_MSG SOF_GLB_TYPE(0x3U) |
| #define SOF_IPC_GLB_PM_MSG SOF_GLB_TYPE(0x4U) |
| #define SOF_IPC_GLB_COMP_MSG SOF_GLB_TYPE(0x5U) |
| #define SOF_IPC_GLB_STREAM_MSG SOF_GLB_TYPE(0x6U) |
| #define SOF_IPC_FW_READY SOF_GLB_TYPE(0x7U) |
| #define SOF_IPC_GLB_DAI_MSG SOF_GLB_TYPE(0x8U) |
| #define SOF_IPC_GLB_TRACE_MSG SOF_GLB_TYPE(0x9U) |
| #define SOF_IPC_GLB_GDB_DEBUG SOF_GLB_TYPE(0xAU) |
| #define SOF_IPC_GLB_TEST_MSG SOF_GLB_TYPE(0xBU) |
| #define SOF_IPC_GLB_PROBE SOF_GLB_TYPE(0xCU) |
| #define SOF_IPC_GLB_DEBUG SOF_GLB_TYPE(0xDU) |
| |
| /* |
| * DSP Command Message Types |
| */ |
| |
| /* topology */ |
| #define SOF_IPC_TPLG_COMP_NEW SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_TPLG_COMP_FREE SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_TPLG_COMP_CONNECT SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_TPLG_PIPE_NEW SOF_CMD_TYPE(0x010) |
| #define SOF_IPC_TPLG_PIPE_FREE SOF_CMD_TYPE(0x011) |
| #define SOF_IPC_TPLG_PIPE_CONNECT SOF_CMD_TYPE(0x012) |
| #define SOF_IPC_TPLG_PIPE_COMPLETE SOF_CMD_TYPE(0x013) |
| #define SOF_IPC_TPLG_BUFFER_NEW SOF_CMD_TYPE(0x020) |
| #define SOF_IPC_TPLG_BUFFER_FREE SOF_CMD_TYPE(0x021) |
| |
| /* PM */ |
| #define SOF_IPC_PM_CTX_SAVE SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_PM_CTX_RESTORE SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_PM_CTX_SIZE SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_PM_CLK_SET SOF_CMD_TYPE(0x004) |
| #define SOF_IPC_PM_CLK_GET SOF_CMD_TYPE(0x005) |
| #define SOF_IPC_PM_CLK_REQ SOF_CMD_TYPE(0x006) |
| #define SOF_IPC_PM_CORE_ENABLE SOF_CMD_TYPE(0x007) |
| #define SOF_IPC_PM_GATE SOF_CMD_TYPE(0x008) |
| |
| /* component runtime config - multiple different types */ |
| #define SOF_IPC_COMP_SET_VALUE SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_COMP_GET_VALUE SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_COMP_SET_DATA SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_COMP_GET_DATA SOF_CMD_TYPE(0x004) |
| #define SOF_IPC_COMP_NOTIFICATION SOF_CMD_TYPE(0x005) |
| |
| /* DAI messages */ |
| #define SOF_IPC_DAI_CONFIG SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_DAI_LOOPBACK SOF_CMD_TYPE(0x002) |
| |
| /* stream */ |
| #define SOF_IPC_STREAM_PCM_PARAMS SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_STREAM_PCM_PARAMS_REPLY SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_STREAM_PCM_FREE SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_STREAM_TRIG_START SOF_CMD_TYPE(0x004) |
| #define SOF_IPC_STREAM_TRIG_STOP SOF_CMD_TYPE(0x005) |
| #define SOF_IPC_STREAM_TRIG_PAUSE SOF_CMD_TYPE(0x006) |
| #define SOF_IPC_STREAM_TRIG_RELEASE SOF_CMD_TYPE(0x007) |
| #define SOF_IPC_STREAM_TRIG_DRAIN SOF_CMD_TYPE(0x008) |
| #define SOF_IPC_STREAM_TRIG_XRUN SOF_CMD_TYPE(0x009) |
| #define SOF_IPC_STREAM_POSITION SOF_CMD_TYPE(0x00a) |
| #define SOF_IPC_STREAM_VORBIS_PARAMS SOF_CMD_TYPE(0x010) |
| #define SOF_IPC_STREAM_VORBIS_FREE SOF_CMD_TYPE(0x011) |
| |
| /* probe */ |
| #define SOF_IPC_PROBE_INIT SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_PROBE_DEINIT SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_PROBE_DMA_ADD SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_PROBE_DMA_INFO SOF_CMD_TYPE(0x004) |
| #define SOF_IPC_PROBE_DMA_REMOVE SOF_CMD_TYPE(0x005) |
| #define SOF_IPC_PROBE_POINT_ADD SOF_CMD_TYPE(0x006) |
| #define SOF_IPC_PROBE_POINT_INFO SOF_CMD_TYPE(0x007) |
| #define SOF_IPC_PROBE_POINT_REMOVE SOF_CMD_TYPE(0x008) |
| |
| /* trace */ |
| #define SOF_IPC_TRACE_DMA_PARAMS SOF_CMD_TYPE(0x001) |
| #define SOF_IPC_TRACE_DMA_POSITION SOF_CMD_TYPE(0x002) |
| #define SOF_IPC_TRACE_DMA_PARAMS_EXT SOF_CMD_TYPE(0x003) |
| #define SOF_IPC_TRACE_FILTER_UPDATE SOF_CMD_TYPE(0x004) /**< ABI3.17 */ |
| |
| /* debug */ |
| #define SOF_IPC_DEBUG_MEM_USAGE SOF_CMD_TYPE(0x001) |
| |
| /* test */ |
| #define SOF_IPC_TEST_IPC_FLOOD SOF_CMD_TYPE(0x001) |
| |
| /* Get message component id */ |
| #define SOF_IPC_MESSAGE_ID(x) ((x) & 0xffff) |
| |
| /* maximum message size for mailbox Tx/Rx */ |
| #define SOF_IPC_MSG_MAX_SIZE 384 |
| |
| /* |
| * Structure Header - Header for all IPC structures except command structs. |
| * The size can be greater than the structure size and that means there is |
| * extended bespoke data beyond the end of the structure including variable |
| * arrays. |
| */ |
| |
| struct sof_ipc_hdr { |
| uint32_t size; /**< size of structure */ |
| } __packed; |
| |
| /* |
| * Command Header - Header for all IPC commands. Identifies IPC message. |
| * The size can be greater than the structure size and that means there is |
| * extended bespoke data beyond the end of the structure including variable |
| * arrays. |
| */ |
| |
| struct sof_ipc_cmd_hdr { |
| uint32_t size; /**< size of structure */ |
| uint32_t cmd; /**< SOF_IPC_GLB_ + cmd */ |
| } __packed; |
| |
| /* |
| * Generic reply message. Some commands override this with their own reply |
| * types that must include this at start. |
| */ |
| struct sof_ipc_reply { |
| struct sof_ipc_cmd_hdr hdr; |
| int32_t error; /**< negative error numbers */ |
| } __packed; |
| |
| /* |
| * Compound commands - SOF_IPC_GLB_COMPOUND. |
| * |
| * Compound commands are sent to the DSP as a single IPC operation. The |
| * commands are split into blocks and each block has a header. This header |
| * identifies the command type and the number of commands before the next |
| * header. |
| */ |
| |
| struct sof_ipc_compound_hdr { |
| struct sof_ipc_cmd_hdr hdr; |
| uint32_t count; /**< count of 0 means end of compound sequence */ |
| } __packed; |
| |
| /** |
| * OOPS header architecture specific data. |
| */ |
| struct sof_ipc_dsp_oops_arch_hdr { |
| uint32_t arch; /* Identifier of architecture */ |
| uint32_t totalsize; /* Total size of oops message */ |
| } __packed; |
| |
| /** |
| * OOPS header platform specific data. |
| */ |
| struct sof_ipc_dsp_oops_plat_hdr { |
| uint32_t configidhi; /* ConfigID hi 32bits */ |
| uint32_t configidlo; /* ConfigID lo 32bits */ |
| uint32_t numaregs; /* Special regs num */ |
| uint32_t stackoffset; /* Offset to stack pointer from beginning of |
| * oops message |
| */ |
| uint32_t stackptr; /* Stack ptr */ |
| } __packed; |
| |
| /** @}*/ |
| |
| #endif |