sound/soc/sof/intel/mtl.h
Source file repositories/reference/linux-study-clean/sound/soc/sof/intel/mtl.h
File Facts
- System
- Linux kernel
- Corpus path
sound/soc/sof/intel/mtl.h- Extension
.h- Size
- 5204 bytes
- Lines
- 135
- Domain
- Driver Families
- Bucket
- sound/soc
- Inferred role
- Driver Families: implementation source
- Status
- source implementation candidate
Why This File Exists
Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
- No C-style include directives detected by the generator.
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
#define MTL_HFDSSCS 0x1000
#define MTL_HFDSSCS_SPA_MASK BIT(16)
#define MTL_HFDSSCS_CPA_MASK BIT(24)
#define MTL_HFSNDWIE 0x114C
#define MTL_HFPWRCTL 0x1D18
#define PTL_HFPWRCTL2 0x1D20
#define MTL_HfPWRCTL_WPIOXPG(x) BIT((x) + 8)
#define MTL_HFPWRCTL_WPDSPHPXPG BIT(0)
#define MTL_HFPWRSTS 0x1D1C
#define PTL_HFPWRSTS2 0x1D24
#define MTL_HFPWRSTS_DSPHPXPGS_MASK BIT(0)
#define MTL_HFINTIPPTR 0x1108
#define MTL_IRQ_INTEN_L_HOST_IPC_MASK BIT(0)
#define MTL_IRQ_INTEN_L_SOUNDWIRE_MASK BIT(6)
#define MTL_HFINTIPPTR_PTR_MASK GENMASK(20, 0)
#define MTL_HDA_VS_D0I3C 0x1D4A
#define MTL_DSP2CXCAP_PRIMARY_CORE 0x178D00
#define MTL_DSP2CXCTL_PRIMARY_CORE 0x178D04
#define MTL_DSP2CXCTL_PRIMARY_CORE_SPA_MASK BIT(0)
#define MTL_DSP2CXCTL_PRIMARY_CORE_CPA_MASK BIT(8)
#define MTL_DSP2CXCTL_PRIMARY_CORE_OSEL GENMASK(25, 24)
#define MTL_DSP2CXCTL_PRIMARY_CORE_OSEL_SHIFT 24
/* IPC Registers */
#define MTL_DSP_REG_HFIPCXTDR 0x73200
#define MTL_DSP_REG_HFIPCXTDR_BUSY BIT(31)
#define MTL_DSP_REG_HFIPCXTDR_MSG_MASK GENMASK(30, 0)
#define MTL_DSP_REG_HFIPCXTDA 0x73204
#define MTL_DSP_REG_HFIPCXTDA_BUSY BIT(31)
#define MTL_DSP_REG_HFIPCXIDR 0x73210
#define MTL_DSP_REG_HFIPCXIDR_BUSY BIT(31)
#define MTL_DSP_REG_HFIPCXIDR_MSG_MASK GENMASK(30, 0)
#define MTL_DSP_REG_HFIPCXIDA 0x73214
#define MTL_DSP_REG_HFIPCXIDA_DONE BIT(31)
#define MTL_DSP_REG_HFIPCXIDA_MSG_MASK GENMASK(30, 0)
#define MTL_DSP_REG_HFIPCXCTL 0x73228
#define MTL_DSP_REG_HFIPCXCTL_BUSY BIT(0)
#define MTL_DSP_REG_HFIPCXCTL_DONE BIT(1)
#define MTL_DSP_REG_HFIPCXTDDY 0x73300
#define MTL_DSP_REG_HFIPCXIDDY 0x73380
#define MTL_DSP_REG_HfHIPCIE 0x1140
#define MTL_DSP_REG_HfHIPCIE_IE_MASK BIT(0)
#define MTL_DSP_REG_HfSNDWIE 0x114C
#define MTL_DSP_REG_HfSNDWIE_IE_MASK GENMASK(3, 0)
#define MTL_DSP_IRQSTS 0x20
#define MTL_DSP_IRQSTS_IPC BIT(0)
#define MTL_DSP_IRQSTS_SDW BIT(6)
#define MTL_DSP_REG_POLL_INTERVAL_US 10 /* 10 us */
/* Memory windows */
#define MTL_SRAM_WINDOW_OFFSET(x) (0x180000 + 0x8000 * (x))
#define MTL_DSP_MBOX_UPLINK_OFFSET (MTL_SRAM_WINDOW_OFFSET(0) + 0x1000)
#define MTL_DSP_MBOX_UPLINK_SIZE 0x1000
#define MTL_DSP_MBOX_DOWNLINK_OFFSET MTL_SRAM_WINDOW_OFFSET(1)
#define MTL_DSP_MBOX_DOWNLINK_SIZE 0x1000
/* FW registers */
#define MTL_DSP_ROM_STS MTL_SRAM_WINDOW_OFFSET(0) /* ROM status */
#define MTL_DSP_ROM_ERROR (MTL_SRAM_WINDOW_OFFSET(0) + 0x4) /* ROM error code */
#define MTL_DSP_REG_HFFLGPXQWY 0x163200 /* DSP core0 status */
#define MTL_DSP_REG_HFFLGPXQWY_ERROR 0x163204 /* DSP core0 error */
/* FSR status codes */
#define FSR_STATE_ROM_RESET_VECTOR_DONE 0x8
#define FSR_STATE_ROM_PURGE_BOOT 0x9
#define FSR_STATE_ROM_RESTORE_BOOT 0xA
#define FSR_STATE_ROM_FW_ENTRY_POINT 0xB
#define FSR_STATE_ROM_VALIDATE_PUB_KEY 0xC
#define FSR_STATE_ROM_POWER_DOWN_HPSRAM 0xD
#define FSR_STATE_ROM_POWER_DOWN_ULPSRAM 0xE
#define FSR_STATE_ROM_POWER_UP_ULPSRAM_STACK 0xF
#define FSR_STATE_ROM_POWER_UP_HPSRAM_DMA 0x10
#define FSR_STATE_ROM_BEFORE_EP_POINTER_READ 0x11
#define FSR_STATE_ROM_VALIDATE_MANIFEST 0x12
#define FSR_STATE_ROM_VALIDATE_FW_MODULE 0x13
#define FSR_STATE_ROM_PROTECT_IMR_REGION 0x14
#define FSR_STATE_ROM_PUSH_MODEL_ROUTINE 0x15
#define FSR_STATE_ROM_PULL_MODEL_ROUTINE 0x16
#define FSR_STATE_ROM_VALIDATE_PKG_DIR 0x17
#define FSR_STATE_ROM_VALIDATE_CPD 0x18
#define FSR_STATE_ROM_VALIDATE_CSS_MAN_HEADER 0x19
#define FSR_STATE_ROM_VALIDATE_BLOB_SVN 0x1A
#define FSR_STATE_ROM_VERIFY_IFWI_PARTITION 0x1B
#define FSR_STATE_ROM_REMOVE_ACCESS_CONTROL 0x1C
Annotation
- Atlas domain: Driver Families / sound/soc.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.