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drm/amd/powerplay: implement smu dpm context functions for smu11 

This patch implements smu dpm context functions for smu v11.

Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2018-12-17 19:48:59 +08:00 committed by Alex Deucher
parent 813ce27944
commit 142dec6266
3 changed files with 70 additions and 0 deletions
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6
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -49,6 +49,11 @@ struct smu_table_context
uint32_t table_count;
};
struct smu_dpm_context {
void *dpm_context;
uint32_t dpm_context_size;
};
struct smu_context
{
struct amdgpu_device *adev;
@ -57,6 +62,7 @@ struct smu_context
struct mutex mutex;
struct smu_table_context smu_table;
struct smu_dpm_context smu_dpm;
};
struct smu_funcs

26
drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
View File

@ -36,6 +36,32 @@
#define smnMP0_FW_INTF 0x30101c0
#define smnMP1_PUB_CTRL 0x3010b14
struct smu_11_0_dpm_table {
uint32_t min; /* MHz */
uint32_t max; /* MHz */
};
struct smu_11_0_dpm_tables {
struct smu_11_0_dpm_table soc_table;
struct smu_11_0_dpm_table gfx_table;
struct smu_11_0_dpm_table uclk_table;
struct smu_11_0_dpm_table eclk_table;
struct smu_11_0_dpm_table vclk_table;
struct smu_11_0_dpm_table dclk_table;
struct smu_11_0_dpm_table dcef_table;
struct smu_11_0_dpm_table pixel_table;
struct smu_11_0_dpm_table display_table;
struct smu_11_0_dpm_table phy_table;
struct smu_11_0_dpm_table fclk_table;
};
struct smu_11_0_dpm_context {
struct smu_11_0_dpm_tables dpm_tables;
uint32_t workload_policy_mask;
uint32_t dcef_min_ds_clk;
};
void smu_v11_0_set_smu_funcs(struct smu_context *smu);
#endif

38
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -234,10 +234,40 @@ static int smu_v11_0_read_pptable_from_vbios(struct smu_context *smu)
return 0;
}
static int smu_v11_0_init_dpm_context(struct smu_context *smu)
{
struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
if (smu_dpm->dpm_context || smu_dpm->dpm_context_size != 0)
return -EINVAL;
smu_dpm->dpm_context = kzalloc(sizeof(struct smu_11_0_dpm_context), GFP_KERNEL);
if (!smu_dpm->dpm_context)
return -ENOMEM;
smu_dpm->dpm_context_size = sizeof(struct smu_11_0_dpm_context);
return 0;
}
static int smu_v11_0_fini_dpm_context(struct smu_context *smu)
{
struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
if (!smu_dpm->dpm_context || smu_dpm->dpm_context_size == 0)
return -EINVAL;
kfree(smu_dpm->dpm_context);
smu_dpm->dpm_context = NULL;
smu_dpm->dpm_context_size = 0;
return 0;
}
static int smu_v11_0_init_smc_tables(struct smu_context *smu)
{
struct smu_table_context *smu_table = &smu->smu_table;
struct smu_table *tables = NULL;
int ret = 0;
if (smu_table->tables || smu_table->table_count != 0)
return -EINVAL;
@ -258,12 +288,17 @@ static int smu_v11_0_init_smc_tables(struct smu_context *smu)
SMU_TABLE_INIT(tables, TABLE_OVERDRIVE, sizeof(OverDriveTable_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
ret = smu_v11_0_init_dpm_context(smu);
if (ret)
return ret;
return 0;
}
static int smu_v11_0_fini_smc_tables(struct smu_context *smu)
{
struct smu_table_context *smu_table = &smu->smu_table;
int ret = 0;
if (!smu_table->tables || smu_table->table_count == 0)
return -EINVAL;
@ -272,6 +307,9 @@ static int smu_v11_0_fini_smc_tables(struct smu_context *smu)
smu_table->tables = NULL;
smu_table->table_count = 0;
ret = smu_v11_0_fini_dpm_context(smu);
if (ret)
return ret;
return 0;
}