849 lines
28 KiB
C
849 lines
28 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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* Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
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*/
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#ifndef __SOUND_SOC_SOF_PRIV_H
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#define __SOUND_SOC_SOF_PRIV_H
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#include <linux/device.h>
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#include <sound/hdaudio.h>
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#include <sound/sof.h>
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#include <sound/sof/info.h>
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#include <sound/sof/pm.h>
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#include <sound/sof/trace.h>
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#include <uapi/sound/sof/fw.h>
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#include <sound/sof/ext_manifest.h>
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struct snd_sof_pcm_stream;
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/* Flag definitions used in sof_core_debug (sof_debug module parameter) */
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#define SOF_DBG_ENABLE_TRACE BIT(0)
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#define SOF_DBG_RETAIN_CTX BIT(1) /* prevent DSP D3 on FW exception */
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#define SOF_DBG_VERIFY_TPLG BIT(2) /* verify topology during load */
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#define SOF_DBG_DYNAMIC_PIPELINES_OVERRIDE BIT(3) /* 0: use topology token
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* 1: override topology
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*/
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#define SOF_DBG_DYNAMIC_PIPELINES_ENABLE BIT(4) /* 0: use static pipelines
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* 1: use dynamic pipelines
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*/
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#define SOF_DBG_DISABLE_MULTICORE BIT(5) /* schedule all pipelines/widgets
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* on primary core
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*/
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#define SOF_DBG_PRINT_ALL_DUMPS BIT(6) /* Print all ipc and dsp dumps */
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#define SOF_DBG_IGNORE_D3_PERSISTENT BIT(7) /* ignore the DSP D3 persistent capability
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* and always download firmware upon D3 exit
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*/
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#define SOF_DBG_PRINT_DMA_POSITION_UPDATE_LOGS BIT(8) /* print DMA position updates
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* in dmesg logs
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*/
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#define SOF_DBG_PRINT_IPC_SUCCESS_LOGS BIT(9) /* print IPC success
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* in dmesg logs
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*/
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#define SOF_DBG_FORCE_NOCODEC BIT(10) /* ignore all codec-related
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* configurations
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*/
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/* Flag definitions used for controlling the DSP dump behavior */
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#define SOF_DBG_DUMP_REGS BIT(0)
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#define SOF_DBG_DUMP_MBOX BIT(1)
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#define SOF_DBG_DUMP_TEXT BIT(2)
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#define SOF_DBG_DUMP_PCI BIT(3)
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/* Output this dump (at the DEBUG level) only when SOF_DBG_PRINT_ALL_DUMPS is set */
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#define SOF_DBG_DUMP_OPTIONAL BIT(4)
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/* global debug state set by SOF_DBG_ flags */
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bool sof_debug_check_flag(int mask);
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/* max BARs mmaped devices can use */
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#define SND_SOF_BARS 8
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/* time in ms for runtime suspend delay */
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#define SND_SOF_SUSPEND_DELAY_MS 2000
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/* DMA buffer size for trace */
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#define DMA_BUF_SIZE_FOR_TRACE (PAGE_SIZE * 16)
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#define SOF_IPC_DSP_REPLY 0
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#define SOF_IPC_HOST_REPLY 1
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/* convenience constructor for DAI driver streams */
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#define SOF_DAI_STREAM(sname, scmin, scmax, srates, sfmt) \
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{.stream_name = sname, .channels_min = scmin, .channels_max = scmax, \
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.rates = srates, .formats = sfmt}
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#define SOF_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
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SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_FLOAT)
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/* So far the primary core on all DSPs has ID 0 */
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#define SOF_DSP_PRIMARY_CORE 0
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/* max number of DSP cores */
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#define SOF_MAX_DSP_NUM_CORES 8
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struct sof_dsp_power_state {
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u32 state;
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u32 substate; /* platform-specific */
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};
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/* System suspend target state */
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enum sof_system_suspend_state {
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SOF_SUSPEND_NONE = 0,
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SOF_SUSPEND_S0IX,
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SOF_SUSPEND_S3,
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SOF_SUSPEND_S4,
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SOF_SUSPEND_S5,
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};
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enum sof_dfsentry_type {
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SOF_DFSENTRY_TYPE_IOMEM = 0,
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SOF_DFSENTRY_TYPE_BUF,
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};
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enum sof_debugfs_access_type {
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SOF_DEBUGFS_ACCESS_ALWAYS = 0,
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SOF_DEBUGFS_ACCESS_D0_ONLY,
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};
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struct sof_compr_stream {
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u64 copied_total;
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u32 sampling_rate;
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u16 channels;
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u16 sample_container_bytes;
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size_t posn_offset;
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};
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struct snd_sof_dev;
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struct snd_sof_ipc_msg;
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struct snd_sof_ipc;
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struct snd_sof_debugfs_map;
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struct snd_soc_tplg_ops;
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struct snd_soc_component;
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struct snd_sof_pdata;
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/**
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* struct snd_sof_platform_stream_params - platform dependent stream parameters
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* @stream_tag: Stream tag to use
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* @use_phy_addr: Use the provided @phy_addr for configuration
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* @phy_addr: Platform dependent address to be used, if @use_phy_addr
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* is true
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* @no_ipc_position: Disable position update IPC from firmware
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*/
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struct snd_sof_platform_stream_params {
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u16 stream_tag;
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bool use_phy_address;
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u32 phy_addr;
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bool no_ipc_position;
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bool cont_update_posn;
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};
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/**
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* struct sof_firmware - Container struct for SOF firmware
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* @fw: Pointer to the firmware
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* @payload_offset: Offset of the data within the loaded firmware image to be
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* loaded to the DSP (skipping for example ext_manifest section)
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*/
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struct sof_firmware {
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const struct firmware *fw;
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u32 payload_offset;
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};
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/*
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* SOF DSP HW abstraction operations.
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* Used to abstract DSP HW architecture and any IO busses between host CPU
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* and DSP device(s).
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*/
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struct snd_sof_dsp_ops {
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/* probe/remove/shutdown */
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int (*probe)(struct snd_sof_dev *sof_dev); /* mandatory */
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int (*remove)(struct snd_sof_dev *sof_dev); /* optional */
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int (*shutdown)(struct snd_sof_dev *sof_dev); /* optional */
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/* DSP core boot / reset */
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int (*run)(struct snd_sof_dev *sof_dev); /* mandatory */
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int (*stall)(struct snd_sof_dev *sof_dev, unsigned int core_mask); /* optional */
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int (*reset)(struct snd_sof_dev *sof_dev); /* optional */
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int (*core_get)(struct snd_sof_dev *sof_dev, int core); /* optional */
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int (*core_put)(struct snd_sof_dev *sof_dev, int core); /* optional */
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/*
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* Register IO: only used by respective drivers themselves,
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* TODO: consider removing these operations and calling respective
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* implementations directly
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*/
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void (*write8)(struct snd_sof_dev *sof_dev, void __iomem *addr,
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u8 value); /* optional */
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u8 (*read8)(struct snd_sof_dev *sof_dev,
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void __iomem *addr); /* optional */
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void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr,
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u32 value); /* optional */
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u32 (*read)(struct snd_sof_dev *sof_dev,
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void __iomem *addr); /* optional */
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void (*write64)(struct snd_sof_dev *sof_dev, void __iomem *addr,
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u64 value); /* optional */
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u64 (*read64)(struct snd_sof_dev *sof_dev,
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void __iomem *addr); /* optional */
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/* memcpy IO */
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int (*block_read)(struct snd_sof_dev *sof_dev,
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enum snd_sof_fw_blk_type type, u32 offset,
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void *dest, size_t size); /* mandatory */
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int (*block_write)(struct snd_sof_dev *sof_dev,
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enum snd_sof_fw_blk_type type, u32 offset,
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void *src, size_t size); /* mandatory */
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/* Mailbox IO */
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void (*mailbox_read)(struct snd_sof_dev *sof_dev,
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u32 offset, void *dest,
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size_t size); /* optional */
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void (*mailbox_write)(struct snd_sof_dev *sof_dev,
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u32 offset, void *src,
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size_t size); /* optional */
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/* doorbell */
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irqreturn_t (*irq_handler)(int irq, void *context); /* optional */
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irqreturn_t (*irq_thread)(int irq, void *context); /* optional */
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/* ipc */
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int (*send_msg)(struct snd_sof_dev *sof_dev,
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struct snd_sof_ipc_msg *msg); /* mandatory */
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/* FW loading */
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int (*load_firmware)(struct snd_sof_dev *sof_dev); /* mandatory */
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int (*load_module)(struct snd_sof_dev *sof_dev,
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struct snd_sof_mod_hdr *hdr); /* optional */
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/* connect pcm substream to a host stream */
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int (*pcm_open)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream); /* optional */
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/* disconnect pcm substream to a host stream */
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int (*pcm_close)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream); /* optional */
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/* host stream hw params */
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int (*pcm_hw_params)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_sof_platform_stream_params *platform_params); /* optional */
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/* host stream hw_free */
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int (*pcm_hw_free)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream); /* optional */
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/* host stream trigger */
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int (*pcm_trigger)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream,
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int cmd); /* optional */
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/* host stream pointer */
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snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev,
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struct snd_pcm_substream *substream); /* optional */
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/* pcm ack */
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int (*pcm_ack)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */
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/*
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* optional callback to retrieve the link DMA position for the substream
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* when the position is not reported in the shared SRAM windows but
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* instead from a host-accessible hardware counter.
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*/
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u64 (*get_stream_position)(struct snd_sof_dev *sdev,
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struct snd_soc_component *component,
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struct snd_pcm_substream *substream); /* optional */
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/* host read DSP stream data */
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int (*ipc_msg_data)(struct snd_sof_dev *sdev,
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struct snd_sof_pcm_stream *sps,
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void *p, size_t sz); /* mandatory */
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/* host side configuration of the stream's data offset in stream mailbox area */
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int (*set_stream_data_offset)(struct snd_sof_dev *sdev,
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struct snd_sof_pcm_stream *sps,
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size_t posn_offset); /* optional */
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/* pre/post firmware run */
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int (*pre_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
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int (*post_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
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/* parse platform specific extended manifest, optional */
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int (*parse_platform_ext_manifest)(struct snd_sof_dev *sof_dev,
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const struct sof_ext_man_elem_header *hdr);
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/* DSP PM */
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int (*suspend)(struct snd_sof_dev *sof_dev,
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u32 target_state); /* optional */
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int (*resume)(struct snd_sof_dev *sof_dev); /* optional */
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int (*runtime_suspend)(struct snd_sof_dev *sof_dev); /* optional */
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int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */
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int (*runtime_idle)(struct snd_sof_dev *sof_dev); /* optional */
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int (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */
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int (*set_power_state)(struct snd_sof_dev *sdev,
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const struct sof_dsp_power_state *target_state); /* optional */
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/* DSP clocking */
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int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */
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/* debug */
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const struct snd_sof_debugfs_map *debug_map; /* optional */
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int debug_map_count; /* optional */
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void (*dbg_dump)(struct snd_sof_dev *sof_dev,
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u32 flags); /* optional */
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void (*ipc_dump)(struct snd_sof_dev *sof_dev); /* optional */
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int (*debugfs_add_region_item)(struct snd_sof_dev *sdev,
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enum snd_sof_fw_blk_type blk_type, u32 offset,
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size_t size, const char *name,
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enum sof_debugfs_access_type access_type); /* optional */
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/* host DMA trace (IPC3) */
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int (*trace_init)(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmatb,
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struct sof_ipc_dma_trace_params_ext *dtrace_params); /* optional */
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int (*trace_release)(struct snd_sof_dev *sdev); /* optional */
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int (*trace_trigger)(struct snd_sof_dev *sdev,
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int cmd); /* optional */
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/* misc */
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int (*get_bar_index)(struct snd_sof_dev *sdev,
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u32 type); /* optional */
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int (*get_mailbox_offset)(struct snd_sof_dev *sdev);/* mandatory for common loader code */
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int (*get_window_offset)(struct snd_sof_dev *sdev,
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u32 id);/* mandatory for common loader code */
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/* machine driver ops */
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int (*machine_register)(struct snd_sof_dev *sdev,
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void *pdata); /* optional */
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void (*machine_unregister)(struct snd_sof_dev *sdev,
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void *pdata); /* optional */
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struct snd_soc_acpi_mach * (*machine_select)(struct snd_sof_dev *sdev); /* optional */
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void (*set_mach_params)(struct snd_soc_acpi_mach *mach,
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struct snd_sof_dev *sdev); /* optional */
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/* IPC client ops */
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int (*register_ipc_clients)(struct snd_sof_dev *sdev); /* optional */
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void (*unregister_ipc_clients)(struct snd_sof_dev *sdev); /* optional */
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/* DAI ops */
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struct snd_soc_dai_driver *drv;
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int num_drv;
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/* ALSA HW info flags, will be stored in snd_pcm_runtime.hw.info */
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u32 hw_info;
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const struct dsp_arch_ops *dsp_arch_ops;
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};
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/* DSP architecture specific callbacks for oops and stack dumps */
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struct dsp_arch_ops {
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void (*dsp_oops)(struct snd_sof_dev *sdev, const char *level, void *oops);
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void (*dsp_stack)(struct snd_sof_dev *sdev, const char *level, void *oops,
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u32 *stack, u32 stack_words);
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};
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#define sof_dsp_arch_ops(sdev) ((sdev)->pdata->desc->ops->dsp_arch_ops)
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/* FS entry for debug files that can expose DSP memories, registers */
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struct snd_sof_dfsentry {
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size_t size;
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size_t buf_data_size; /* length of buffered data for file read operation */
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enum sof_dfsentry_type type;
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/*
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* access_type specifies if the
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* memory -> DSP resource (memory, register etc) is always accessible
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* or if it is accessible only when the DSP is in D0.
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*/
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enum sof_debugfs_access_type access_type;
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE)
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char *cache_buf; /* buffer to cache the contents of debugfs memory */
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#endif
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struct snd_sof_dev *sdev;
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struct list_head list; /* list in sdev dfsentry list */
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union {
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void __iomem *io_mem;
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void *buf;
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};
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};
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/* Debug mapping for any DSP memory or registers that can used for debug */
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struct snd_sof_debugfs_map {
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const char *name;
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u32 bar;
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u32 offset;
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u32 size;
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/*
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* access_type specifies if the memory is always accessible
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* or if it is accessible only when the DSP is in D0.
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*/
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enum sof_debugfs_access_type access_type;
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};
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/* mailbox descriptor, used for host <-> DSP IPC */
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struct snd_sof_mailbox {
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u32 offset;
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size_t size;
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};
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/* IPC message descriptor for host <-> DSP IO */
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struct snd_sof_ipc_msg {
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/* message data */
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void *msg_data;
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void *reply_data;
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size_t msg_size;
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size_t reply_size;
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int reply_error;
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/* notification, firmware initiated messages */
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void *rx_data;
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wait_queue_head_t waitq;
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bool ipc_complete;
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};
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/**
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* struct sof_ipc_fw_tracing_ops - IPC-specific firmware tracing ops
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* @init: Function pointer for initialization of the tracing
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* @free: Optional function pointer for freeing of the tracing
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* @fw_crashed: Optional function pointer to notify the tracing of a firmware crash
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* @suspend: Function pointer for system/runtime suspend
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* @resume: Function pointer for system/runtime resume
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*/
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struct sof_ipc_fw_tracing_ops {
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int (*init)(struct snd_sof_dev *sdev);
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void (*free)(struct snd_sof_dev *sdev);
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void (*fw_crashed)(struct snd_sof_dev *sdev);
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void (*suspend)(struct snd_sof_dev *sdev, pm_message_t pm_state);
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int (*resume)(struct snd_sof_dev *sdev);
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};
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/**
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* struct sof_ipc_pm_ops - IPC-specific PM ops
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* @ctx_save: Optional function pointer for context save
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* @ctx_restore: Optional function pointer for context restore
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* @set_core_state: Optional function pointer for turning on/off a DSP core
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* @set_pm_gate: Optional function pointer for pm gate settings
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*/
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struct sof_ipc_pm_ops {
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int (*ctx_save)(struct snd_sof_dev *sdev);
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int (*ctx_restore)(struct snd_sof_dev *sdev);
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int (*set_core_state)(struct snd_sof_dev *sdev, int core_idx, bool on);
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int (*set_pm_gate)(struct snd_sof_dev *sdev, u32 flags);
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};
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/**
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* struct sof_ipc_fw_loader_ops - IPC/FW-specific loader ops
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* @validate: Function pointer for validating the firmware image
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* @parse_ext_manifest: Function pointer for parsing the manifest of the firmware
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* @load_fw_to_dsp: Optional function pointer for loading the firmware to the
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* DSP.
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* The function implements generic, hardware independent way
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* of loading the initial firmware and its modules (if any).
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*/
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struct sof_ipc_fw_loader_ops {
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int (*validate)(struct snd_sof_dev *sdev);
|
|
size_t (*parse_ext_manifest)(struct snd_sof_dev *sdev);
|
|
int (*load_fw_to_dsp)(struct snd_sof_dev *sdev);
|
|
};
|
|
|
|
struct sof_ipc_tplg_ops;
|
|
struct sof_ipc_pcm_ops;
|
|
|
|
/**
|
|
* struct sof_ipc_ops - IPC-specific ops
|
|
* @tplg: Pointer to IPC-specific topology ops
|
|
* @pm: Pointer to PM ops
|
|
* @pcm: Pointer to PCM ops
|
|
* @fw_loader: Pointer to Firmware Loader ops
|
|
* @fw_tracing: Optional pointer to Firmware tracing ops
|
|
*
|
|
* @init: Optional pointer for IPC related initialization
|
|
* @exit: Optional pointer for IPC related cleanup
|
|
* @post_fw_boot: Optional pointer to execute IPC related tasks after firmware
|
|
* boot.
|
|
*
|
|
* @tx_msg: Function pointer for sending a 'short' IPC message
|
|
* @set_get_data: Function pointer for set/get data ('large' IPC message). This
|
|
* function may split up the 'large' message and use the @tx_msg
|
|
* path to transfer individual chunks, or use other means to transfer
|
|
* the message.
|
|
* @get_reply: Function pointer for fetching the reply to
|
|
* sdev->ipc->msg.reply_data
|
|
* @rx_msg: Function pointer for handling a received message
|
|
*
|
|
* Note: both @tx_msg and @set_get_data considered as TX functions and they are
|
|
* serialized for the duration of the instructed transfer. A large message sent
|
|
* via @set_get_data is a single transfer even if at the hardware level it is
|
|
* handled with multiple chunks.
|
|
*/
|
|
struct sof_ipc_ops {
|
|
const struct sof_ipc_tplg_ops *tplg;
|
|
const struct sof_ipc_pm_ops *pm;
|
|
const struct sof_ipc_pcm_ops *pcm;
|
|
const struct sof_ipc_fw_loader_ops *fw_loader;
|
|
const struct sof_ipc_fw_tracing_ops *fw_tracing;
|
|
|
|
int (*init)(struct snd_sof_dev *sdev);
|
|
void (*exit)(struct snd_sof_dev *sdev);
|
|
int (*post_fw_boot)(struct snd_sof_dev *sdev);
|
|
|
|
int (*tx_msg)(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
|
|
void *reply_data, size_t reply_bytes, bool no_pm);
|
|
int (*set_get_data)(struct snd_sof_dev *sdev, void *data, size_t data_bytes,
|
|
bool set);
|
|
int (*get_reply)(struct snd_sof_dev *sdev);
|
|
void (*rx_msg)(struct snd_sof_dev *sdev);
|
|
};
|
|
|
|
/* SOF generic IPC data */
|
|
struct snd_sof_ipc {
|
|
struct snd_sof_dev *sdev;
|
|
|
|
/* protects messages and the disable flag */
|
|
struct mutex tx_mutex;
|
|
/* disables further sending of ipc's */
|
|
bool disable_ipc_tx;
|
|
|
|
/* Maximum allowed size of a single IPC message/reply */
|
|
size_t max_payload_size;
|
|
|
|
struct snd_sof_ipc_msg msg;
|
|
|
|
/* IPC ops based on version */
|
|
const struct sof_ipc_ops *ops;
|
|
};
|
|
|
|
/* Helper to retrieve the IPC ops */
|
|
#define sof_ipc_get_ops(sdev, ops_name) \
|
|
(((sdev)->ipc && (sdev)->ipc->ops) ? (sdev)->ipc->ops->ops_name : NULL)
|
|
|
|
/*
|
|
* SOF Device Level.
|
|
*/
|
|
struct snd_sof_dev {
|
|
struct device *dev;
|
|
spinlock_t ipc_lock; /* lock for IPC users */
|
|
spinlock_t hw_lock; /* lock for HW IO access */
|
|
|
|
/* Main, Base firmware image */
|
|
struct sof_firmware basefw;
|
|
|
|
/*
|
|
* ASoC components. plat_drv fields are set dynamically so
|
|
* can't use const
|
|
*/
|
|
struct snd_soc_component_driver plat_drv;
|
|
|
|
/* current DSP power state */
|
|
struct sof_dsp_power_state dsp_power_state;
|
|
/* mutex to protect the dsp_power_state access */
|
|
struct mutex power_state_access;
|
|
|
|
/* Intended power target of system suspend */
|
|
enum sof_system_suspend_state system_suspend_target;
|
|
|
|
/* DSP firmware boot */
|
|
wait_queue_head_t boot_wait;
|
|
enum sof_fw_state fw_state;
|
|
bool first_boot;
|
|
|
|
/* work queue in case the probe is implemented in two steps */
|
|
struct work_struct probe_work;
|
|
bool probe_completed;
|
|
|
|
/* DSP HW differentiation */
|
|
struct snd_sof_pdata *pdata;
|
|
|
|
/* IPC */
|
|
struct snd_sof_ipc *ipc;
|
|
struct snd_sof_mailbox fw_info_box; /* FW shared memory */
|
|
struct snd_sof_mailbox dsp_box; /* DSP initiated IPC */
|
|
struct snd_sof_mailbox host_box; /* Host initiated IPC */
|
|
struct snd_sof_mailbox stream_box; /* Stream position update */
|
|
struct snd_sof_mailbox debug_box; /* Debug info updates */
|
|
struct snd_sof_ipc_msg *msg;
|
|
int ipc_irq;
|
|
u32 next_comp_id; /* monotonic - reset during S3 */
|
|
|
|
/* memory bases for mmaped DSPs - set by dsp_init() */
|
|
void __iomem *bar[SND_SOF_BARS]; /* DSP base address */
|
|
int mmio_bar;
|
|
int mailbox_bar;
|
|
size_t dsp_oops_offset;
|
|
|
|
/* debug */
|
|
struct dentry *debugfs_root;
|
|
struct list_head dfsentry_list;
|
|
bool dbg_dump_printed;
|
|
bool ipc_dump_printed;
|
|
|
|
/* firmware loader */
|
|
struct sof_ipc_fw_ready fw_ready;
|
|
struct sof_ipc_fw_version fw_version;
|
|
struct sof_ipc_cc_version *cc_version;
|
|
|
|
/* topology */
|
|
struct snd_soc_tplg_ops *tplg_ops;
|
|
struct list_head pcm_list;
|
|
struct list_head kcontrol_list;
|
|
struct list_head widget_list;
|
|
struct list_head pipeline_list;
|
|
struct list_head dai_list;
|
|
struct list_head dai_link_list;
|
|
struct list_head route_list;
|
|
struct snd_soc_component *component;
|
|
u32 enabled_cores_mask; /* keep track of enabled cores */
|
|
bool led_present;
|
|
|
|
/* FW configuration */
|
|
struct sof_ipc_window *info_window;
|
|
|
|
/* IPC timeouts in ms */
|
|
int ipc_timeout;
|
|
int boot_timeout;
|
|
|
|
/* firmwre tracing */
|
|
bool fw_trace_is_supported; /* set with Kconfig or module parameter */
|
|
void *fw_trace_data; /* private data used by firmware tracing implementation */
|
|
|
|
bool msi_enabled;
|
|
|
|
/* DSP core context */
|
|
u32 num_cores;
|
|
|
|
/*
|
|
* ref count per core that will be modified during system suspend/resume and during pcm
|
|
* hw_params/hw_free. This doesn't need to be protected with a mutex because pcm
|
|
* hw_params/hw_free are already protected by the PCM mutex in the ALSA framework in
|
|
* sound/core/ when streams are active and during system suspend/resume, streams are
|
|
* already suspended.
|
|
*/
|
|
int dsp_core_ref_count[SOF_MAX_DSP_NUM_CORES];
|
|
|
|
/*
|
|
* Used to keep track of registered IPC client devices so that they can
|
|
* be removed when the parent SOF module is removed.
|
|
*/
|
|
struct list_head ipc_client_list;
|
|
|
|
/* mutex to protect client list */
|
|
struct mutex ipc_client_mutex;
|
|
|
|
/*
|
|
* Used for tracking the IPC client's RX registration for DSP initiated
|
|
* message handling.
|
|
*/
|
|
struct list_head ipc_rx_handler_list;
|
|
|
|
/*
|
|
* Used for tracking the IPC client's registration for DSP state change
|
|
* notification
|
|
*/
|
|
struct list_head fw_state_handler_list;
|
|
|
|
/* to protect the ipc_rx_handler_list and dsp_state_handler_list list */
|
|
struct mutex client_event_handler_mutex;
|
|
|
|
/* quirks to override topology values */
|
|
bool mclk_id_override;
|
|
u16 mclk_id_quirk; /* same size as in IPC3 definitions */
|
|
|
|
void *private; /* core does not touch this */
|
|
};
|
|
|
|
/*
|
|
* Device Level.
|
|
*/
|
|
|
|
int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data);
|
|
int snd_sof_device_remove(struct device *dev);
|
|
int snd_sof_device_shutdown(struct device *dev);
|
|
bool snd_sof_device_probe_completed(struct device *dev);
|
|
|
|
int snd_sof_runtime_suspend(struct device *dev);
|
|
int snd_sof_runtime_resume(struct device *dev);
|
|
int snd_sof_runtime_idle(struct device *dev);
|
|
int snd_sof_resume(struct device *dev);
|
|
int snd_sof_suspend(struct device *dev);
|
|
int snd_sof_dsp_power_down_notify(struct snd_sof_dev *sdev);
|
|
int snd_sof_prepare(struct device *dev);
|
|
void snd_sof_complete(struct device *dev);
|
|
|
|
void snd_sof_new_platform_drv(struct snd_sof_dev *sdev);
|
|
|
|
/*
|
|
* Compress support
|
|
*/
|
|
extern struct snd_compress_ops sof_compressed_ops;
|
|
|
|
/*
|
|
* Firmware loading.
|
|
*/
|
|
int snd_sof_load_firmware_raw(struct snd_sof_dev *sdev);
|
|
int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev);
|
|
int snd_sof_run_firmware(struct snd_sof_dev *sdev);
|
|
void snd_sof_fw_unload(struct snd_sof_dev *sdev);
|
|
|
|
/*
|
|
* IPC low level APIs.
|
|
*/
|
|
struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev);
|
|
void snd_sof_ipc_free(struct snd_sof_dev *sdev);
|
|
void snd_sof_ipc_get_reply(struct snd_sof_dev *sdev);
|
|
void snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id);
|
|
static inline void snd_sof_ipc_msgs_rx(struct snd_sof_dev *sdev)
|
|
{
|
|
sdev->ipc->ops->rx_msg(sdev);
|
|
}
|
|
int sof_ipc_tx_message(struct snd_sof_ipc *ipc, void *msg_data, size_t msg_bytes,
|
|
void *reply_data, size_t reply_bytes);
|
|
int sof_ipc_set_get_data(struct snd_sof_ipc *ipc, void *msg_data,
|
|
size_t msg_bytes, bool set);
|
|
int sof_ipc_tx_message_no_pm(struct snd_sof_ipc *ipc, void *msg_data, size_t msg_bytes,
|
|
void *reply_data, size_t reply_bytes);
|
|
int sof_ipc_send_msg(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
|
|
size_t reply_bytes);
|
|
|
|
static inline void snd_sof_ipc_process_reply(struct snd_sof_dev *sdev, u32 msg_id)
|
|
{
|
|
snd_sof_ipc_get_reply(sdev);
|
|
snd_sof_ipc_reply(sdev, msg_id);
|
|
}
|
|
|
|
/*
|
|
* Trace/debug
|
|
*/
|
|
int snd_sof_dbg_init(struct snd_sof_dev *sdev);
|
|
void snd_sof_free_debug(struct snd_sof_dev *sdev);
|
|
int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev,
|
|
void *base, size_t size,
|
|
const char *name, mode_t mode);
|
|
void sof_print_oops_and_stack(struct snd_sof_dev *sdev, const char *level,
|
|
u32 panic_code, u32 tracep_code, void *oops,
|
|
struct sof_ipc_panic_info *panic_info,
|
|
void *stack, size_t stack_words);
|
|
void snd_sof_handle_fw_exception(struct snd_sof_dev *sdev, const char *msg);
|
|
int snd_sof_dbg_memory_info_init(struct snd_sof_dev *sdev);
|
|
int snd_sof_debugfs_add_region_item_iomem(struct snd_sof_dev *sdev,
|
|
enum snd_sof_fw_blk_type blk_type, u32 offset, size_t size,
|
|
const char *name, enum sof_debugfs_access_type access_type);
|
|
/* Firmware tracing */
|
|
int sof_fw_trace_init(struct snd_sof_dev *sdev);
|
|
void sof_fw_trace_free(struct snd_sof_dev *sdev);
|
|
void sof_fw_trace_fw_crashed(struct snd_sof_dev *sdev);
|
|
void sof_fw_trace_suspend(struct snd_sof_dev *sdev, pm_message_t pm_state);
|
|
int sof_fw_trace_resume(struct snd_sof_dev *sdev);
|
|
|
|
/*
|
|
* DSP Architectures.
|
|
*/
|
|
static inline void sof_stack(struct snd_sof_dev *sdev, const char *level,
|
|
void *oops, u32 *stack, u32 stack_words)
|
|
{
|
|
sof_dsp_arch_ops(sdev)->dsp_stack(sdev, level, oops, stack,
|
|
stack_words);
|
|
}
|
|
|
|
static inline void sof_oops(struct snd_sof_dev *sdev, const char *level, void *oops)
|
|
{
|
|
if (sof_dsp_arch_ops(sdev)->dsp_oops)
|
|
sof_dsp_arch_ops(sdev)->dsp_oops(sdev, level, oops);
|
|
}
|
|
|
|
extern const struct dsp_arch_ops sof_xtensa_arch_ops;
|
|
|
|
/*
|
|
* Firmware state tracking
|
|
*/
|
|
void sof_set_fw_state(struct snd_sof_dev *sdev, enum sof_fw_state new_state);
|
|
|
|
/*
|
|
* Utilities
|
|
*/
|
|
void sof_io_write(struct snd_sof_dev *sdev, void __iomem *addr, u32 value);
|
|
void sof_io_write64(struct snd_sof_dev *sdev, void __iomem *addr, u64 value);
|
|
u32 sof_io_read(struct snd_sof_dev *sdev, void __iomem *addr);
|
|
u64 sof_io_read64(struct snd_sof_dev *sdev, void __iomem *addr);
|
|
void sof_mailbox_write(struct snd_sof_dev *sdev, u32 offset,
|
|
void *message, size_t bytes);
|
|
void sof_mailbox_read(struct snd_sof_dev *sdev, u32 offset,
|
|
void *message, size_t bytes);
|
|
int sof_block_write(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type,
|
|
u32 offset, void *src, size_t size);
|
|
int sof_block_read(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type,
|
|
u32 offset, void *dest, size_t size);
|
|
|
|
int sof_ipc_msg_data(struct snd_sof_dev *sdev,
|
|
struct snd_sof_pcm_stream *sps,
|
|
void *p, size_t sz);
|
|
int sof_set_stream_data_offset(struct snd_sof_dev *sdev,
|
|
struct snd_sof_pcm_stream *sps,
|
|
size_t posn_offset);
|
|
|
|
int sof_stream_pcm_open(struct snd_sof_dev *sdev,
|
|
struct snd_pcm_substream *substream);
|
|
int sof_stream_pcm_close(struct snd_sof_dev *sdev,
|
|
struct snd_pcm_substream *substream);
|
|
|
|
int sof_machine_check(struct snd_sof_dev *sdev);
|
|
|
|
/* SOF client support */
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_CLIENT)
|
|
int sof_client_dev_register(struct snd_sof_dev *sdev, const char *name, u32 id,
|
|
const void *data, size_t size);
|
|
void sof_client_dev_unregister(struct snd_sof_dev *sdev, const char *name, u32 id);
|
|
int sof_register_clients(struct snd_sof_dev *sdev);
|
|
void sof_unregister_clients(struct snd_sof_dev *sdev);
|
|
void sof_client_ipc_rx_dispatcher(struct snd_sof_dev *sdev, void *msg_buf);
|
|
void sof_client_fw_state_dispatcher(struct snd_sof_dev *sdev);
|
|
int sof_suspend_clients(struct snd_sof_dev *sdev, pm_message_t state);
|
|
int sof_resume_clients(struct snd_sof_dev *sdev);
|
|
#else /* CONFIG_SND_SOC_SOF_CLIENT */
|
|
static inline int sof_client_dev_register(struct snd_sof_dev *sdev, const char *name,
|
|
u32 id, const void *data, size_t size)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void sof_client_dev_unregister(struct snd_sof_dev *sdev,
|
|
const char *name, u32 id)
|
|
{
|
|
}
|
|
|
|
static inline int sof_register_clients(struct snd_sof_dev *sdev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void sof_unregister_clients(struct snd_sof_dev *sdev)
|
|
{
|
|
}
|
|
|
|
static inline void sof_client_ipc_rx_dispatcher(struct snd_sof_dev *sdev, void *msg_buf)
|
|
{
|
|
}
|
|
|
|
static inline void sof_client_fw_state_dispatcher(struct snd_sof_dev *sdev)
|
|
{
|
|
}
|
|
|
|
static inline int sof_suspend_clients(struct snd_sof_dev *sdev, pm_message_t state)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int sof_resume_clients(struct snd_sof_dev *sdev)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_SND_SOC_SOF_CLIENT */
|
|
|
|
/* Main ops for IPC implementations */
|
|
extern const struct sof_ipc_ops ipc3_ops;
|
|
extern const struct sof_ipc_ops ipc4_ops;
|
|
|
|
#endif
|