drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.h
Extension
.h
Size
2723 bytes
Lines
71
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 iceland_pt_defaults {
	uint8_t   svi_load_line_en;
	uint8_t   svi_load_line_vddc;
	uint8_t   tdc_vddc_throttle_release_limit_perc;
	uint8_t   tdc_mawt;
	uint8_t   tdc_waterfall_ctl;
	uint8_t   dte_ambient_temp_base;
	uint32_t  display_cac;
	uint32_t  bapm_temp_gradient;
	uint16_t  bapmti_r[SMU71_DTE_ITERATIONS * SMU71_DTE_SOURCES * SMU71_DTE_SINKS];
	uint16_t  bapmti_rc[SMU71_DTE_ITERATIONS * SMU71_DTE_SOURCES * SMU71_DTE_SINKS];
};

struct iceland_mc_reg_entry {
	uint32_t mclk_max;
	uint32_t mc_data[SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE];
};

struct iceland_mc_reg_table {
	uint8_t   last;               /* number of registers*/
	uint8_t   num_entries;        /* number of entries in mc_reg_table_entry used*/
	uint16_t  validflag;          /* indicate the corresponding register is valid or not. 1: valid, 0: invalid. bit0->address[0], bit1->address[1], etc.*/
	struct iceland_mc_reg_entry    mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
	SMU71_Discrete_MCRegisterAddress mc_reg_address[SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE];
};

struct iceland_smumgr {
	struct smu7_smumgr smu7_data;
	struct SMU71_Discrete_DpmTable       smc_state_table;
	struct SMU71_Discrete_PmFuses  power_tune_table;
	struct SMU71_Discrete_Ulv            ulv_setting;
	const struct iceland_pt_defaults  *power_tune_defaults;
	SMU71_Discrete_MCRegisters      mc_regs;
	struct iceland_mc_reg_table mc_reg_table;
};

#endif

Annotation

Implementation Notes