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4aaa06b227
Shifting in a signed 32bit container past the signed bit is technically undefined behaviour. Fix by using unsigned types. Found via cppcheck. Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Liam Girdwood <liam.r.girdwood@intel.com> Signed-off-by: Curtis Malainey <cujomalainey@chromium.org> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220304205733.62233-9-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
206 lines
6.8 KiB
C
206 lines
6.8 KiB
C
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
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/*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* Copyright(c) 2018 Intel Corporation. All rights reserved.
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*/
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#ifndef __INCLUDE_SOUND_SOF_HEADER_H__
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#define __INCLUDE_SOUND_SOF_HEADER_H__
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#include <linux/types.h>
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#include <uapi/sound/sof/abi.h>
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/** \addtogroup sof_uapi uAPI
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* SOF uAPI specification.
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* @{
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*/
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/*
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* IPC messages have a prefixed 32 bit identifier made up as follows :-
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*
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* 0xGCCCNNNN where
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* G is global cmd type (4 bits)
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* C is command type (12 bits)
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* I is the ID number (16 bits) - monotonic and overflows
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*
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* This is sent at the start of the IPM message in the mailbox. Messages should
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* not be sent in the doorbell (special exceptions for firmware .
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*/
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/* Global Message - Generic */
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#define SOF_GLB_TYPE_SHIFT 28
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#define SOF_GLB_TYPE_MASK (0xfUL << SOF_GLB_TYPE_SHIFT)
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#define SOF_GLB_TYPE(x) ((x) << SOF_GLB_TYPE_SHIFT)
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/* Command Message - Generic */
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#define SOF_CMD_TYPE_SHIFT 16
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#define SOF_CMD_TYPE_MASK (0xfffL << SOF_CMD_TYPE_SHIFT)
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#define SOF_CMD_TYPE(x) ((x) << SOF_CMD_TYPE_SHIFT)
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/* Global Message Types */
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#define SOF_IPC_GLB_REPLY SOF_GLB_TYPE(0x1U)
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#define SOF_IPC_GLB_COMPOUND SOF_GLB_TYPE(0x2U)
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#define SOF_IPC_GLB_TPLG_MSG SOF_GLB_TYPE(0x3U)
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#define SOF_IPC_GLB_PM_MSG SOF_GLB_TYPE(0x4U)
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#define SOF_IPC_GLB_COMP_MSG SOF_GLB_TYPE(0x5U)
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#define SOF_IPC_GLB_STREAM_MSG SOF_GLB_TYPE(0x6U)
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#define SOF_IPC_FW_READY SOF_GLB_TYPE(0x7U)
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#define SOF_IPC_GLB_DAI_MSG SOF_GLB_TYPE(0x8U)
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#define SOF_IPC_GLB_TRACE_MSG SOF_GLB_TYPE(0x9U)
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#define SOF_IPC_GLB_GDB_DEBUG SOF_GLB_TYPE(0xAU)
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#define SOF_IPC_GLB_TEST_MSG SOF_GLB_TYPE(0xBU)
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#define SOF_IPC_GLB_PROBE SOF_GLB_TYPE(0xCU)
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#define SOF_IPC_GLB_DEBUG SOF_GLB_TYPE(0xDU)
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/*
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* DSP Command Message Types
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*/
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/* topology */
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#define SOF_IPC_TPLG_COMP_NEW SOF_CMD_TYPE(0x001)
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#define SOF_IPC_TPLG_COMP_FREE SOF_CMD_TYPE(0x002)
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#define SOF_IPC_TPLG_COMP_CONNECT SOF_CMD_TYPE(0x003)
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#define SOF_IPC_TPLG_PIPE_NEW SOF_CMD_TYPE(0x010)
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#define SOF_IPC_TPLG_PIPE_FREE SOF_CMD_TYPE(0x011)
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#define SOF_IPC_TPLG_PIPE_CONNECT SOF_CMD_TYPE(0x012)
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#define SOF_IPC_TPLG_PIPE_COMPLETE SOF_CMD_TYPE(0x013)
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#define SOF_IPC_TPLG_BUFFER_NEW SOF_CMD_TYPE(0x020)
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#define SOF_IPC_TPLG_BUFFER_FREE SOF_CMD_TYPE(0x021)
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/* PM */
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#define SOF_IPC_PM_CTX_SAVE SOF_CMD_TYPE(0x001)
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#define SOF_IPC_PM_CTX_RESTORE SOF_CMD_TYPE(0x002)
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#define SOF_IPC_PM_CTX_SIZE SOF_CMD_TYPE(0x003)
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#define SOF_IPC_PM_CLK_SET SOF_CMD_TYPE(0x004)
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#define SOF_IPC_PM_CLK_GET SOF_CMD_TYPE(0x005)
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#define SOF_IPC_PM_CLK_REQ SOF_CMD_TYPE(0x006)
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#define SOF_IPC_PM_CORE_ENABLE SOF_CMD_TYPE(0x007)
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#define SOF_IPC_PM_GATE SOF_CMD_TYPE(0x008)
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/* component runtime config - multiple different types */
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#define SOF_IPC_COMP_SET_VALUE SOF_CMD_TYPE(0x001)
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#define SOF_IPC_COMP_GET_VALUE SOF_CMD_TYPE(0x002)
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#define SOF_IPC_COMP_SET_DATA SOF_CMD_TYPE(0x003)
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#define SOF_IPC_COMP_GET_DATA SOF_CMD_TYPE(0x004)
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#define SOF_IPC_COMP_NOTIFICATION SOF_CMD_TYPE(0x005)
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/* DAI messages */
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#define SOF_IPC_DAI_CONFIG SOF_CMD_TYPE(0x001)
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#define SOF_IPC_DAI_LOOPBACK SOF_CMD_TYPE(0x002)
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/* stream */
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#define SOF_IPC_STREAM_PCM_PARAMS SOF_CMD_TYPE(0x001)
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#define SOF_IPC_STREAM_PCM_PARAMS_REPLY SOF_CMD_TYPE(0x002)
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#define SOF_IPC_STREAM_PCM_FREE SOF_CMD_TYPE(0x003)
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#define SOF_IPC_STREAM_TRIG_START SOF_CMD_TYPE(0x004)
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#define SOF_IPC_STREAM_TRIG_STOP SOF_CMD_TYPE(0x005)
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#define SOF_IPC_STREAM_TRIG_PAUSE SOF_CMD_TYPE(0x006)
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#define SOF_IPC_STREAM_TRIG_RELEASE SOF_CMD_TYPE(0x007)
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#define SOF_IPC_STREAM_TRIG_DRAIN SOF_CMD_TYPE(0x008)
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#define SOF_IPC_STREAM_TRIG_XRUN SOF_CMD_TYPE(0x009)
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#define SOF_IPC_STREAM_POSITION SOF_CMD_TYPE(0x00a)
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#define SOF_IPC_STREAM_VORBIS_PARAMS SOF_CMD_TYPE(0x010)
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#define SOF_IPC_STREAM_VORBIS_FREE SOF_CMD_TYPE(0x011)
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/* probe */
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#define SOF_IPC_PROBE_INIT SOF_CMD_TYPE(0x001)
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#define SOF_IPC_PROBE_DEINIT SOF_CMD_TYPE(0x002)
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#define SOF_IPC_PROBE_DMA_ADD SOF_CMD_TYPE(0x003)
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#define SOF_IPC_PROBE_DMA_INFO SOF_CMD_TYPE(0x004)
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#define SOF_IPC_PROBE_DMA_REMOVE SOF_CMD_TYPE(0x005)
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#define SOF_IPC_PROBE_POINT_ADD SOF_CMD_TYPE(0x006)
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#define SOF_IPC_PROBE_POINT_INFO SOF_CMD_TYPE(0x007)
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#define SOF_IPC_PROBE_POINT_REMOVE SOF_CMD_TYPE(0x008)
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/* trace */
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#define SOF_IPC_TRACE_DMA_PARAMS SOF_CMD_TYPE(0x001)
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#define SOF_IPC_TRACE_DMA_POSITION SOF_CMD_TYPE(0x002)
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#define SOF_IPC_TRACE_DMA_PARAMS_EXT SOF_CMD_TYPE(0x003)
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#define SOF_IPC_TRACE_FILTER_UPDATE SOF_CMD_TYPE(0x004) /**< ABI3.17 */
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#define SOF_IPC_TRACE_DMA_FREE SOF_CMD_TYPE(0x005) /**< ABI3.20 */
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/* debug */
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#define SOF_IPC_DEBUG_MEM_USAGE SOF_CMD_TYPE(0x001)
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/* test */
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#define SOF_IPC_TEST_IPC_FLOOD SOF_CMD_TYPE(0x001)
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/* Get message component id */
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#define SOF_IPC_MESSAGE_ID(x) ((x) & 0xffff)
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/* maximum message size for mailbox Tx/Rx */
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#define SOF_IPC_MSG_MAX_SIZE 384
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/*
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* Structure Header - Header for all IPC structures except command structs.
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* The size can be greater than the structure size and that means there is
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* extended bespoke data beyond the end of the structure including variable
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* arrays.
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*/
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struct sof_ipc_hdr {
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uint32_t size; /**< size of structure */
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} __packed;
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/*
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* Command Header - Header for all IPC commands. Identifies IPC message.
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* The size can be greater than the structure size and that means there is
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* extended bespoke data beyond the end of the structure including variable
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* arrays.
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*/
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struct sof_ipc_cmd_hdr {
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uint32_t size; /**< size of structure */
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uint32_t cmd; /**< SOF_IPC_GLB_ + cmd */
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} __packed;
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/*
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* Generic reply message. Some commands override this with their own reply
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* types that must include this at start.
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*/
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struct sof_ipc_reply {
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struct sof_ipc_cmd_hdr hdr;
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int32_t error; /**< negative error numbers */
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} __packed;
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/*
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* Compound commands - SOF_IPC_GLB_COMPOUND.
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*
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* Compound commands are sent to the DSP as a single IPC operation. The
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* commands are split into blocks and each block has a header. This header
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* identifies the command type and the number of commands before the next
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* header.
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*/
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struct sof_ipc_compound_hdr {
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struct sof_ipc_cmd_hdr hdr;
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uint32_t count; /**< count of 0 means end of compound sequence */
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} __packed;
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/**
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* OOPS header architecture specific data.
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*/
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struct sof_ipc_dsp_oops_arch_hdr {
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uint32_t arch; /* Identifier of architecture */
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uint32_t totalsize; /* Total size of oops message */
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} __packed;
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/**
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* OOPS header platform specific data.
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*/
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struct sof_ipc_dsp_oops_plat_hdr {
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uint32_t configidhi; /* ConfigID hi 32bits */
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uint32_t configidlo; /* ConfigID lo 32bits */
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uint32_t numaregs; /* Special regs num */
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uint32_t stackoffset; /* Offset to stack pointer from beginning of
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* oops message
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*/
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uint32_t stackptr; /* Stack ptr */
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} __packed;
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/** @}*/
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#endif
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