From c1a9e61c582e42ef4820f77b43a11cbb6e673b2c Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Fri, 10 Jul 2020 10:46:48 +0800 Subject: [PATCH] drm/amd/powerplay: implement a common set dpm table API for smu V11 Maximum the code sharing around smu V11. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h | 4 +++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 38 +++++++++++++++++++++++++++ 2 files changed, 42 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h index c6832be..b550cc8 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h +++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h @@ -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, diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 6b492a4..5ba69cf 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -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, -- 2.7.4