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drm/amd/powerplay: implement a common set dpm table API for smu V11

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Maximum the code sharing around smu V11.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-07-10 10:46:48 +08:00 committed by Alex Deucher
parent 4387b10434
commit c1a9e61c58
2 changed files with 42 additions and 0 deletions
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4
drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
View File

@ -287,6 +287,10 @@ int smu_v11_0_get_dpm_level_count(struct smu_context *smu,
enum smu_clk_type clk_type,
uint32_t *value);
int smu_v11_0_set_single_dpm_table(struct smu_context *smu,
enum smu_clk_type clk_type,
struct smu_11_0_dpm_table *single_dpm_table);
int smu_v11_0_get_dpm_level_range(struct smu_context *smu,
enum smu_clk_type clk_type,
uint32_t *min_value,

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

@ -1970,6 +1970,44 @@ int smu_v11_0_get_dpm_level_count(struct smu_context *smu,
value);
}
int smu_v11_0_set_single_dpm_table(struct smu_context *smu,
enum smu_clk_type clk_type,
struct smu_11_0_dpm_table *single_dpm_table)
{
int ret = 0;
uint32_t clk;
int i;
ret = smu_v11_0_get_dpm_level_count(smu,
clk_type,
&single_dpm_table->count);
if (ret) {
dev_err(smu->adev->dev, "[%s] failed to get dpm levels!\n", __func__);
return ret;
}
for (i = 0; i < single_dpm_table->count; i++) {
ret = smu_v11_0_get_dpm_freq_by_index(smu,
clk_type,
i,
&clk);
if (ret) {
dev_err(smu->adev->dev, "[%s] failed to get dpm freq by index!\n", __func__);
return ret;
}
single_dpm_table->dpm_levels[i].value = clk;
single_dpm_table->dpm_levels[i].enabled = true;
if (i == 0)
single_dpm_table->min = clk;
else if (i == single_dpm_table->count - 1)
single_dpm_table->max = clk;
}
return 0;
}
int smu_v11_0_get_dpm_level_range(struct smu_context *smu,
enum smu_clk_type clk_type,
uint32_t *min_value,