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-rw-r--r--sound/soc/sof/intel/hda.h583
1 files changed, 583 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h
new file mode 100644
index 000000000000..92d45c43b4b1
--- /dev/null
+++ b/sound/soc/sof/intel/hda.h
@@ -0,0 +1,583 @@
+/* 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);
+void hda_ipc_dump(struct snd_sof_dev *sdev);
+
+/*
+ * 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