drivers/gpu/drm/radeon/smu7.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/radeon/smu7.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/radeon/smu7.h
Extension
.h
Size
6030 bytes
Lines
169
Domain
Driver Families
Bucket
drivers/gpu
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.

Dependency Surface

Detected Declarations

Annotated Snippet

struct SMU7_PIDController {
    uint32_t Ki;
    int32_t LFWindupUL;
    int32_t LFWindupLL;
    uint32_t StatePrecision;
    uint32_t LfPrecision;
    uint32_t LfOffset;
    uint32_t MaxState;
    uint32_t MaxLfFraction;
    uint32_t StateShift;
};

typedef struct SMU7_PIDController SMU7_PIDController;

// -------------------------------------------------------------------------------------------------------------------------
#define SMU7_MAX_PCIE_LINK_SPEEDS 3 /* 0:Gen1 1:Gen2 2:Gen3 */

#define SMU7_SCLK_DPM_CONFIG_MASK                        0x01
#define SMU7_VOLTAGE_CONTROLLER_CONFIG_MASK              0x02
#define SMU7_THERMAL_CONTROLLER_CONFIG_MASK              0x04
#define SMU7_MCLK_DPM_CONFIG_MASK                        0x08
#define SMU7_UVD_DPM_CONFIG_MASK                         0x10
#define SMU7_VCE_DPM_CONFIG_MASK                         0x20
#define SMU7_ACP_DPM_CONFIG_MASK                         0x40
#define SMU7_SAMU_DPM_CONFIG_MASK                        0x80
#define SMU7_PCIEGEN_DPM_CONFIG_MASK                    0x100

#define SMU7_ACP_MCLK_HANDSHAKE_DISABLE                  0x00000001
#define SMU7_ACP_SCLK_HANDSHAKE_DISABLE                  0x00000002
#define SMU7_UVD_MCLK_HANDSHAKE_DISABLE                  0x00000100
#define SMU7_UVD_SCLK_HANDSHAKE_DISABLE                  0x00000200
#define SMU7_VCE_MCLK_HANDSHAKE_DISABLE                  0x00010000
#define SMU7_VCE_SCLK_HANDSHAKE_DISABLE                  0x00020000

struct SMU7_Firmware_Header {
    uint32_t Digest[5];
    uint32_t Version;
    uint32_t HeaderSize;
    uint32_t Flags;
    uint32_t EntryPoint;
    uint32_t CodeSize;
    uint32_t ImageSize;

    uint32_t Rtos;
    uint32_t SoftRegisters;
    uint32_t DpmTable;
    uint32_t FanTable;
    uint32_t CacConfigTable;
    uint32_t CacStatusTable;

    uint32_t mcRegisterTable;

    uint32_t mcArbDramTimingTable;

    uint32_t PmFuseTable;
    uint32_t Globals;
    uint32_t Reserved[42];
    uint32_t Signature;
};

typedef struct SMU7_Firmware_Header SMU7_Firmware_Header;

#define SMU7_FIRMWARE_HEADER_LOCATION 0x20000

enum  DisplayConfig {
    PowerDown = 1,
    DP54x4,
    DP54x2,
    DP54x1,
    DP27x4,
    DP27x2,
    DP27x1,
    HDMI297,
    HDMI162,
    LVDS,
    DP324x4,
    DP324x2,
    DP324x1
};

#pragma pack(pop)

#endif

Annotation

Implementation Notes