xref: /openbmc/linux/sound/soc/sof/intel/hda.h (revision ed3baacd)

/* SPDX-License-Identifier: (GPL-2.0 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) 2017 Intel Corporation. All rights reserved.
 *
 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
 */

#ifndef __SOF_INTEL_HDA_H
#define __SOF_INTEL_HDA_H

#include <sound/hda_codec.h>
#include <sound/hdaudio_ext.h>
#include "shim.h"

/* PCI registers */
#define PCI_TCSEL			0x44
#define PCI_PGCTL			PCI_TCSEL
#define PCI_CGCTL			0x48

/* PCI_PGCTL bits */
#define PCI_PGCTL_ADSPPGD               BIT(2)
#define PCI_PGCTL_LSRMD_MASK		BIT(4)

/* PCI_CGCTL bits */
#define PCI_CGCTL_MISCBDCGE_MASK	BIT(6)
#define PCI_CGCTL_ADSPDCGE              BIT(1)

/* Legacy HDA registers and bits used - widths are variable */
#define SOF_HDA_GCAP			0x0
#define SOF_HDA_GCTL			0x8
/* accept unsol. response enable */
#define SOF_HDA_GCTL_UNSOL		BIT(8)
#define SOF_HDA_LLCH			0x14
#define SOF_HDA_INTCTL			0x20
#define SOF_HDA_INTSTS			0x24
#define SOF_HDA_WAKESTS			0x0E
#define SOF_HDA_WAKESTS_INT_MASK	((1 << 8) - 1)
#define SOF_HDA_RIRBSTS			0x5d
#define SOF_HDA_VS_EM2_L1SEN            BIT(13)

/* SOF_HDA_GCTL register bist */
#define SOF_HDA_GCTL_RESET		BIT(0)

/* SOF_HDA_INCTL and SOF_HDA_INTSTS regs */
#define SOF_HDA_INT_GLOBAL_EN		BIT(31)
#define SOF_HDA_INT_CTRL_EN		BIT(30)
#define SOF_HDA_INT_ALL_STREAM		0xff

#define SOF_HDA_MAX_CAPS		10
#define SOF_HDA_CAP_ID_OFF		16
#define SOF_HDA_CAP_ID_MASK		GENMASK(SOF_HDA_CAP_ID_OFF + 11,\
						SOF_HDA_CAP_ID_OFF)
#define SOF_HDA_CAP_NEXT_MASK		0xFFFF

#define SOF_HDA_GTS_CAP_ID			0x1
#define SOF_HDA_ML_CAP_ID			0x2

#define SOF_HDA_PP_CAP_ID		0x3
#define SOF_HDA_REG_PP_PPCH		0x10
#define SOF_HDA_REG_PP_PPCTL		0x04
#define SOF_HDA_PPCTL_PIE		BIT(31)
#define SOF_HDA_PPCTL_GPROCEN		BIT(30)

/* DPIB entry size: 8 Bytes = 2 DWords */
#define SOF_HDA_DPIB_ENTRY_SIZE	0x8

#define SOF_HDA_SPIB_CAP_ID		0x4
#define SOF_HDA_DRSM_CAP_ID		0x5

#define SOF_HDA_SPIB_BASE		0x08
#define SOF_HDA_SPIB_INTERVAL		0x08
#define SOF_HDA_SPIB_SPIB		0x00
#define SOF_HDA_SPIB_MAXFIFO		0x04

#define SOF_HDA_PPHC_BASE		0x10
#define SOF_HDA_PPHC_INTERVAL		0x10

#define SOF_HDA_PPLC_BASE		0x10
#define SOF_HDA_PPLC_MULTI		0x10
#define SOF_HDA_PPLC_INTERVAL		0x10

#define SOF_HDA_DRSM_BASE		0x08
#define SOF_HDA_DRSM_INTERVAL		0x08

/* Descriptor error interrupt */
#define SOF_HDA_CL_DMA_SD_INT_DESC_ERR		0x10

/* FIFO error interrupt */
#define SOF_HDA_CL_DMA_SD_INT_FIFO_ERR		0x08

/* Buffer completion interrupt */
#define SOF_HDA_CL_DMA_SD_INT_COMPLETE		0x04

#define SOF_HDA_CL_DMA_SD_INT_MASK \
	(SOF_HDA_CL_DMA_SD_INT_DESC_ERR | \
	SOF_HDA_CL_DMA_SD_INT_FIFO_ERR | \
	SOF_HDA_CL_DMA_SD_INT_COMPLETE)
#define SOF_HDA_SD_CTL_DMA_START		0x02 /* Stream DMA start bit */

/* Intel HD Audio Code Loader DMA Registers */
#define SOF_HDA_ADSP_LOADER_BASE		0x80
#define SOF_HDA_ADSP_DPLBASE			0x70
#define SOF_HDA_ADSP_DPUBASE			0x74
#define SOF_HDA_ADSP_DPLBASE_ENABLE		0x01

/* Stream Registers */
#define SOF_HDA_ADSP_REG_CL_SD_CTL		0x00
#define SOF_HDA_ADSP_REG_CL_SD_STS		0x03
#define SOF_HDA_ADSP_REG_CL_SD_LPIB		0x04
#define SOF_HDA_ADSP_REG_CL_SD_CBL		0x08
#define SOF_HDA_ADSP_REG_CL_SD_LVI		0x0C
#define SOF_HDA_ADSP_REG_CL_SD_FIFOW		0x0E
#define SOF_HDA_ADSP_REG_CL_SD_FIFOSIZE		0x10
#define SOF_HDA_ADSP_REG_CL_SD_FORMAT		0x12
#define SOF_HDA_ADSP_REG_CL_SD_FIFOL		0x14
#define SOF_HDA_ADSP_REG_CL_SD_BDLPL		0x18
#define SOF_HDA_ADSP_REG_CL_SD_BDLPU		0x1C
#define SOF_HDA_ADSP_SD_ENTRY_SIZE		0x20

/* CL: Software Position Based FIFO Capability Registers */
#define SOF_DSP_REG_CL_SPBFIFO \
	(SOF_HDA_ADSP_LOADER_BASE + 0x20)
#define SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCH	0x0
#define SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL	0x4
#define SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB	0x8
#define SOF_HDA_ADSP_REG_CL_SPBFIFO_MAXFIFOS	0xc

/* Stream Number */
#define SOF_HDA_CL_SD_CTL_STREAM_TAG_SHIFT	20
#define SOF_HDA_CL_SD_CTL_STREAM_TAG_MASK \
	GENMASK(SOF_HDA_CL_SD_CTL_STREAM_TAG_SHIFT + 3,\
		SOF_HDA_CL_SD_CTL_STREAM_TAG_SHIFT)

#define HDA_DSP_HDA_BAR				0
#define HDA_DSP_PP_BAR				1
#define HDA_DSP_SPIB_BAR			2
#define HDA_DSP_DRSM_BAR			3
#define HDA_DSP_BAR				4

#define SRAM_WINDOW_OFFSET(x)			(0x80000 + (x) * 0x20000)

#define HDA_DSP_MBOX_OFFSET			SRAM_WINDOW_OFFSET(0)

#define HDA_DSP_PANIC_OFFSET(x) \
	(((x) & 0xFFFFFF) + HDA_DSP_MBOX_OFFSET)

/* SRAM window 0 FW "registers" */
#define HDA_DSP_SRAM_REG_ROM_STATUS		(HDA_DSP_MBOX_OFFSET + 0x0)
#define HDA_DSP_SRAM_REG_ROM_ERROR		(HDA_DSP_MBOX_OFFSET + 0x4)
/* FW and ROM share offset 4 */
#define HDA_DSP_SRAM_REG_FW_STATUS		(HDA_DSP_MBOX_OFFSET + 0x4)
#define HDA_DSP_SRAM_REG_FW_TRACEP		(HDA_DSP_MBOX_OFFSET + 0x8)
#define HDA_DSP_SRAM_REG_FW_END			(HDA_DSP_MBOX_OFFSET + 0xc)

#define HDA_DSP_MBOX_UPLINK_OFFSET		0x81000

#define HDA_DSP_STREAM_RESET_TIMEOUT		300
#define HDA_DSP_CL_TRIGGER_TIMEOUT		300

#define HDA_DSP_SPIB_ENABLE			1
#define HDA_DSP_SPIB_DISABLE			0

#define SOF_HDA_MAX_BUFFER_SIZE			(32 * PAGE_SIZE)

#define HDA_DSP_STACK_DUMP_SIZE			32

/* ROM  status/error values */
#define HDA_DSP_ROM_STS_MASK			0xf
#define HDA_DSP_ROM_INIT			0x1
#define HDA_DSP_ROM_FW_MANIFEST_LOADED		0x3
#define HDA_DSP_ROM_FW_FW_LOADED		0x4
#define HDA_DSP_ROM_FW_ENTERED			0x5
#define HDA_DSP_ROM_RFW_START			0xf
#define HDA_DSP_ROM_CSE_ERROR			40
#define HDA_DSP_ROM_CSE_WRONG_RESPONSE		41
#define HDA_DSP_ROM_IMR_TO_SMALL		42
#define HDA_DSP_ROM_BASE_FW_NOT_FOUND		43
#define HDA_DSP_ROM_CSE_VALIDATION_FAILED	44
#define HDA_DSP_ROM_IPC_FATAL_ERROR		45
#define HDA_DSP_ROM_L2_CACHE_ERROR		46
#define HDA_DSP_ROM_LOAD_OFFSET_TO_SMALL	47
#define HDA_DSP_ROM_API_PTR_INVALID		50
#define HDA_DSP_ROM_BASEFW_INCOMPAT		51
#define HDA_DSP_ROM_UNHANDLED_INTERRUPT		0xBEE00000
#define HDA_DSP_ROM_MEMORY_HOLE_ECC		0xECC00000
#define HDA_DSP_ROM_KERNEL_EXCEPTION		0xCAFE0000
#define HDA_DSP_ROM_USER_EXCEPTION		0xBEEF0000
#define HDA_DSP_ROM_UNEXPECTED_RESET		0xDECAF000
#define HDA_DSP_ROM_NULL_FW_ENTRY		0x4c4c4e55
#define HDA_DSP_IPC_PURGE_FW			0x01004000

/* various timeout values */
#define HDA_DSP_PU_TIMEOUT		50
#define HDA_DSP_PD_TIMEOUT		50
#define HDA_DSP_RESET_TIMEOUT_US	50000
#define HDA_DSP_BASEFW_TIMEOUT_US       3000000
#define HDA_DSP_INIT_TIMEOUT_US	500000
#define HDA_DSP_CTRL_RESET_TIMEOUT		100
#define HDA_DSP_WAIT_TIMEOUT		500	/* 500 msec */
#define HDA_DSP_REG_POLL_INTERVAL_US		500	/* 0.5 msec */

#define HDA_DSP_ADSPIC_IPC			1
#define HDA_DSP_ADSPIS_IPC			1

/* Intel HD Audio General DSP Registers */
#define HDA_DSP_GEN_BASE		0x0
#define HDA_DSP_REG_ADSPCS		(HDA_DSP_GEN_BASE + 0x04)
#define HDA_DSP_REG_ADSPIC		(HDA_DSP_GEN_BASE + 0x08)
#define HDA_DSP_REG_ADSPIS		(HDA_DSP_GEN_BASE + 0x0C)
#define HDA_DSP_REG_ADSPIC2		(HDA_DSP_GEN_BASE + 0x10)
#define HDA_DSP_REG_ADSPIS2		(HDA_DSP_GEN_BASE + 0x14)

/* Intel HD Audio Inter-Processor Communication Registers */
#define HDA_DSP_IPC_BASE		0x40
#define HDA_DSP_REG_HIPCT		(HDA_DSP_IPC_BASE + 0x00)
#define HDA_DSP_REG_HIPCTE		(HDA_DSP_IPC_BASE + 0x04)
#define HDA_DSP_REG_HIPCI		(HDA_DSP_IPC_BASE + 0x08)
#define HDA_DSP_REG_HIPCIE		(HDA_DSP_IPC_BASE + 0x0C)
#define HDA_DSP_REG_HIPCCTL		(HDA_DSP_IPC_BASE + 0x10)

/*  HIPCI */
#define HDA_DSP_REG_HIPCI_BUSY		BIT(31)
#define HDA_DSP_REG_HIPCI_MSG_MASK	0x7FFFFFFF

/* HIPCIE */
#define HDA_DSP_REG_HIPCIE_DONE	BIT(30)
#define HDA_DSP_REG_HIPCIE_MSG_MASK	0x3FFFFFFF

/* HIPCCTL */
#define HDA_DSP_REG_HIPCCTL_DONE	BIT(1)
#define HDA_DSP_REG_HIPCCTL_BUSY	BIT(0)

/* HIPCT */
#define HDA_DSP_REG_HIPCT_BUSY		BIT(31)
#define HDA_DSP_REG_HIPCT_MSG_MASK	0x7FFFFFFF

/* HIPCTE */
#define HDA_DSP_REG_HIPCTE_MSG_MASK	0x3FFFFFFF

#define HDA_DSP_ADSPIC_CL_DMA		0x2
#define HDA_DSP_ADSPIS_CL_DMA		0x2

/* Delay before scheduling D0i3 entry */
#define BXT_D0I3_DELAY 5000

#define FW_CL_STREAM_NUMBER		0x1

/* ADSPCS - Audio DSP Control & Status */

/*
 * Core Reset - asserted high
 * CRST Mask for a given core mask pattern, cm
 */
#define HDA_DSP_ADSPCS_CRST_SHIFT	0
#define HDA_DSP_ADSPCS_CRST_MASK(cm)	((cm) << HDA_DSP_ADSPCS_CRST_SHIFT)

/*
 * Core run/stall - when set to '1' core is stalled
 * CSTALL Mask for a given core mask pattern, cm
 */
#define HDA_DSP_ADSPCS_CSTALL_SHIFT	8
#define HDA_DSP_ADSPCS_CSTALL_MASK(cm)	((cm) << HDA_DSP_ADSPCS_CSTALL_SHIFT)

/*
 * Set Power Active - when set to '1' turn cores on
 * SPA Mask for a given core mask pattern, cm
 */
#define HDA_DSP_ADSPCS_SPA_SHIFT	16
#define HDA_DSP_ADSPCS_SPA_MASK(cm)	((cm) << HDA_DSP_ADSPCS_SPA_SHIFT)

/*
 * Current Power Active - power status of cores, set by hardware
 * CPA Mask for a given core mask pattern, cm
 */
#define HDA_DSP_ADSPCS_CPA_SHIFT	24
#define HDA_DSP_ADSPCS_CPA_MASK(cm)	((cm) << HDA_DSP_ADSPCS_CPA_SHIFT)

/* Mask for a given core index, c = 0.. number of supported cores - 1 */
#define HDA_DSP_CORE_MASK(c)		BIT(c)

/*
 * Mask for a given number of cores
 * nc = number of supported cores
 */
#define SOF_DSP_CORES_MASK(nc)	GENMASK(((nc) - 1), 0)

/* Intel HD Audio Inter-Processor Communication Registers for Cannonlake*/
#define CNL_DSP_IPC_BASE		0xc0
#define CNL_DSP_REG_HIPCTDR		(CNL_DSP_IPC_BASE + 0x00)
#define CNL_DSP_REG_HIPCTDA		(CNL_DSP_IPC_BASE + 0x04)
#define CNL_DSP_REG_HIPCTDD		(CNL_DSP_IPC_BASE + 0x08)
#define CNL_DSP_REG_HIPCIDR		(CNL_DSP_IPC_BASE + 0x10)
#define CNL_DSP_REG_HIPCIDA		(CNL_DSP_IPC_BASE + 0x14)
#define CNL_DSP_REG_HIPCCTL		(CNL_DSP_IPC_BASE + 0x28)

/*  HIPCI */
#define CNL_DSP_REG_HIPCIDR_BUSY		BIT(31)
#define CNL_DSP_REG_HIPCIDR_MSG_MASK	0x7FFFFFFF

/* HIPCIE */
#define CNL_DSP_REG_HIPCIDA_DONE	BIT(31)
#define CNL_DSP_REG_HIPCIDA_MSG_MASK	0x7FFFFFFF

/* HIPCCTL */
#define CNL_DSP_REG_HIPCCTL_DONE	BIT(1)
#define CNL_DSP_REG_HIPCCTL_BUSY	BIT(0)

/* HIPCT */
#define CNL_DSP_REG_HIPCTDR_BUSY		BIT(31)
#define CNL_DSP_REG_HIPCTDR_MSG_MASK	0x7FFFFFFF

/* HIPCTDA */
#define CNL_DSP_REG_HIPCTDA_DONE	BIT(31)
#define CNL_DSP_REG_HIPCTDA_MSG_MASK	0x7FFFFFFF

/* HIPCTDD */
#define CNL_DSP_REG_HIPCTDD_MSG_MASK	0x7FFFFFFF

/* BDL */
#define HDA_DSP_BDL_SIZE			4096
#define HDA_DSP_MAX_BDL_ENTRIES			\
	(HDA_DSP_BDL_SIZE / sizeof(struct sof_intel_dsp_bdl))

/* Number of DAIs */
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
#define SOF_SKL_NUM_DAIS		14
#else
#define SOF_SKL_NUM_DAIS		8
#endif

/* Intel HD Audio SRAM Window 0*/
#define HDA_ADSP_SRAM0_BASE_SKL		0x8000

/* Firmware status window */
#define HDA_ADSP_FW_STATUS_SKL		HDA_ADSP_SRAM0_BASE_SKL
#define HDA_ADSP_ERROR_CODE_SKL		(HDA_ADSP_FW_STATUS_SKL + 0x4)

/* Host Device Memory Space */
#define APL_SSP_BASE_OFFSET	0x2000
#define CNL_SSP_BASE_OFFSET	0x10000

/* Host Device Memory Size of a Single SSP */
#define SSP_DEV_MEM_SIZE	0x1000

/* SSP Count of the Platform */
#define APL_SSP_COUNT		6
#define CNL_SSP_COUNT		3

/* SSP Registers */
#define SSP_SSC1_OFFSET		0x4
#define SSP_SET_SCLK_SLAVE	BIT(25)
#define SSP_SET_SFRM_SLAVE	BIT(24)
#define SSP_SET_SLAVE		(SSP_SET_SCLK_SLAVE | SSP_SET_SFRM_SLAVE)

#define HDA_IDISP_CODEC(x) ((x) & BIT(2))

struct sof_intel_dsp_bdl {
	__le32 addr_l;
	__le32 addr_h;
	__le32 size;
	__le32 ioc;
} __attribute((packed));

#define SOF_HDA_PLAYBACK_STREAMS	16
#define SOF_HDA_CAPTURE_STREAMS		16
#define SOF_HDA_PLAYBACK		0
#define SOF_HDA_CAPTURE			1

/* represents DSP HDA controller frontend - i.e. host facing control */
struct sof_intel_hda_dev {

	struct hda_bus hbus;

	/* hw config */
	const struct sof_intel_dsp_desc *desc;

	/* trace */
	struct hdac_ext_stream *dtrace_stream;

	/* if position update IPC needed */
	u32 no_ipc_position;

	/* the maximum number of streams (playback + capture) supported */
	u32 stream_max;

	int irq;

	/* DMIC device */
	struct platform_device *dmic_dev;
};

static inline struct hdac_bus *sof_to_bus(struct snd_sof_dev *s)
{
	struct sof_intel_hda_dev *hda = s->pdata->hw_pdata;

	return &hda->hbus.core;
}

static inline struct hda_bus *sof_to_hbus(struct snd_sof_dev *s)
{
	struct sof_intel_hda_dev *hda = s->pdata->hw_pdata;

	return &hda->hbus;
}

struct sof_intel_hda_stream {
	struct hdac_ext_stream hda_stream;
	struct sof_intel_stream stream;
	int hw_params_upon_resume; /* set up hw_params upon resume */
};

#define bus_to_sof_hda(bus) \
	container_of(bus, struct sof_intel_hda_dev, hbus.core)

#define SOF_STREAM_SD_OFFSET(s) \
	(SOF_HDA_ADSP_SD_ENTRY_SIZE * ((s)->index) \
	 + SOF_HDA_ADSP_LOADER_BASE)

/*
 * DSP Core services.
 */
int hda_dsp_probe(struct snd_sof_dev *sdev);
int hda_dsp_remove(struct snd_sof_dev *sdev);
int hda_dsp_core_reset_enter(struct snd_sof_dev *sdev,
			     unsigned int core_mask);
int hda_dsp_core_reset_leave(struct snd_sof_dev *sdev,
			     unsigned int core_mask);
int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_mask);
int hda_dsp_core_run(struct snd_sof_dev *sdev, unsigned int core_mask);
int hda_dsp_core_power_up(struct snd_sof_dev *sdev, unsigned int core_mask);
int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask);
int hda_dsp_core_power_down(struct snd_sof_dev *sdev, unsigned int core_mask);
bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev,
			     unsigned int core_mask);
int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev,
				  unsigned int core_mask);
void hda_dsp_ipc_int_enable(struct snd_sof_dev *sdev);
void hda_dsp_ipc_int_disable(struct snd_sof_dev *sdev);

int hda_dsp_suspend(struct snd_sof_dev *sdev, int state);
int hda_dsp_resume(struct snd_sof_dev *sdev);
int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev, int state);
int hda_dsp_runtime_resume(struct snd_sof_dev *sdev);
void hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev);
void hda_dsp_dump_skl(struct snd_sof_dev *sdev, u32 flags);
void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags);

/*
 * DSP PCM Operations.
 */
int hda_dsp_pcm_open(struct snd_sof_dev *sdev,
		     struct snd_pcm_substream *substream);
int hda_dsp_pcm_close(struct snd_sof_dev *sdev,
		      struct snd_pcm_substream *substream);
int hda_dsp_pcm_hw_params(struct snd_sof_dev *sdev,
			  struct snd_pcm_substream *substream,
			  struct snd_pcm_hw_params *params,
			  struct sof_ipc_stream_params *ipc_params);
int hda_dsp_pcm_trigger(struct snd_sof_dev *sdev,
			struct snd_pcm_substream *substream, int cmd);
snd_pcm_uframes_t hda_dsp_pcm_pointer(struct snd_sof_dev *sdev,
				      struct snd_pcm_substream *substream);

/*
 * DSP Stream Operations.
 */

int hda_dsp_stream_init(struct snd_sof_dev *sdev);
void hda_dsp_stream_free(struct snd_sof_dev *sdev);
int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev,
			     struct hdac_ext_stream *stream,
			     struct snd_dma_buffer *dmab,
			     struct snd_pcm_hw_params *params);
int hda_dsp_stream_trigger(struct snd_sof_dev *sdev,
			   struct hdac_ext_stream *stream, int cmd);
irqreturn_t hda_dsp_stream_interrupt(int irq, void *context);
irqreturn_t hda_dsp_stream_threaded_handler(int irq, void *context);
int hda_dsp_stream_setup_bdl(struct snd_sof_dev *sdev,
			     struct snd_dma_buffer *dmab,
			     struct hdac_stream *stream);

struct hdac_ext_stream *
	hda_dsp_stream_get(struct snd_sof_dev *sdev, int direction);
int hda_dsp_stream_put(struct snd_sof_dev *sdev, int direction, int stream_tag);
int hda_dsp_stream_spib_config(struct snd_sof_dev *sdev,
			       struct hdac_ext_stream *stream,
			       int enable, u32 size);

void hda_ipc_msg_data(struct snd_sof_dev *sdev,
		      struct snd_pcm_substream *substream,
		      void *p, size_t sz);
int hda_ipc_pcm_params(struct snd_sof_dev *sdev,
		       struct snd_pcm_substream *substream,
		       const struct sof_ipc_pcm_params_reply *reply);

/*
 * DSP IPC Operations.
 */
int hda_dsp_ipc_send_msg(struct snd_sof_dev *sdev,
			 struct snd_sof_ipc_msg *msg);
void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev);
int hda_dsp_ipc_fw_ready(struct snd_sof_dev *sdev, u32 msg_id);
irqreturn_t hda_dsp_ipc_irq_handler(int irq, void *context);
irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context);
int hda_dsp_ipc_cmd_done(struct snd_sof_dev *sdev, int dir);

/*
 * DSP Code loader.
 */
int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev);
int hda_dsp_cl_boot_firmware_skl(struct snd_sof_dev *sdev);

/* pre and post fw run ops */
int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev);
int hda_dsp_post_fw_run(struct snd_sof_dev *sdev);

/*
 * HDA Controller Operations.
 */
int hda_dsp_ctrl_get_caps(struct snd_sof_dev *sdev);
void hda_dsp_ctrl_ppcap_enable(struct snd_sof_dev *sdev, bool enable);
void hda_dsp_ctrl_ppcap_int_enable(struct snd_sof_dev *sdev, bool enable);
int hda_dsp_ctrl_link_reset(struct snd_sof_dev *sdev, bool reset);
void hda_dsp_ctrl_misc_clock_gating(struct snd_sof_dev *sdev, bool enable);
int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable);
int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset);

/*
 * HDA bus operations.
 */
void sof_hda_bus_init(struct hdac_bus *bus, struct device *dev,
		      const struct hdac_ext_bus_ops *ext_ops);

#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
/*
 * HDA Codec operations.
 */
int hda_codec_probe_bus(struct snd_sof_dev *sdev);

#endif /* CONFIG_SND_SOC_SOF_HDA */

#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) && IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)

void hda_codec_i915_get(struct snd_sof_dev *sdev);
void hda_codec_i915_put(struct snd_sof_dev *sdev);
int hda_codec_i915_init(struct snd_sof_dev *sdev);
int hda_codec_i915_exit(struct snd_sof_dev *sdev);

#else

static inline void hda_codec_i915_get(struct snd_sof_dev *sdev)  { }
static inline void hda_codec_i915_put(struct snd_sof_dev *sdev)  { }
static inline int hda_codec_i915_init(struct snd_sof_dev *sdev) { return 0; }
static inline int hda_codec_i915_exit(struct snd_sof_dev *sdev) { return 0; }

#endif /* CONFIG_SND_SOC_SOF_HDA && CONFIG_SND_SOC_HDAC_HDMI */

/*
 * Trace Control.
 */
int hda_dsp_trace_init(struct snd_sof_dev *sdev, u32 *stream_tag);
int hda_dsp_trace_release(struct snd_sof_dev *sdev);
int hda_dsp_trace_trigger(struct snd_sof_dev *sdev, int cmd);

/* common dai driver */
extern struct snd_soc_dai_driver skl_dai[];

/*
 * Platform Specific HW abstraction Ops.
 */
extern const struct snd_sof_dsp_ops sof_apl_ops;
extern const struct snd_sof_dsp_ops sof_cnl_ops;
extern const struct snd_sof_dsp_ops sof_skl_ops;

extern const struct sof_intel_dsp_desc apl_chip_info;
extern const struct sof_intel_dsp_desc cnl_chip_info;
extern const struct sof_intel_dsp_desc skl_chip_info;

#endif