diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3989-drm-amd-powerplay-implement-the-interface-for-settin.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3989-drm-amd-powerplay-implement-the-interface-for-settin.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3989-drm-amd-powerplay-implement-the-interface-for-settin.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3989-drm-amd-powerplay-implement-the-interface-for-settin.patch new file mode 100644 index 00000000..21fcf9f3 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3989-drm-amd-powerplay-implement-the-interface-for-settin.patch @@ -0,0 +1,75 @@ +From df8b7d22fefdc299202a8fa821f0750baf2b9b03 Mon Sep 17 00:00:00 2001 +From: Prike Liang <Prike.Liang@amd.com> +Date: Wed, 25 Sep 2019 14:11:41 +0800 +Subject: [PATCH 3989/4256] drm/amd/powerplay: implement the interface for + setting sclk/uclk profile_peak level + +Add the interface for setting sclk and uclk peak frequency. + +Signed-off-by: Prike Liang <Prike.Liang@amd.com> +Reviewed-by: Evan Quan <evan.quan@amd.com> +--- + drivers/gpu/drm/amd/powerplay/renoir_ppt.c | 40 ++++++++++++++++++++++ + 1 file changed, 40 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c +index 3785b7fd3d66..c11f8d74b7f8 100644 +--- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c +@@ -510,6 +510,45 @@ static int renoir_set_power_profile_mode(struct smu_context *smu, long *input, u + return 0; + } + ++static int renoir_set_peak_clock_by_device(struct smu_context *smu) ++{ ++ int ret = 0; ++ uint32_t sclk_freq = 0, uclk_freq = 0; ++ ++ ret = smu_get_dpm_freq_range(smu, SMU_SCLK, NULL, &sclk_freq); ++ if (ret) ++ return ret; ++ ++ ret = smu_set_soft_freq_range(smu, SMU_SCLK, sclk_freq, sclk_freq); ++ if (ret) ++ return ret; ++ ++ ret = smu_get_dpm_freq_range(smu, SMU_UCLK, NULL, &uclk_freq); ++ if (ret) ++ return ret; ++ ++ ret = smu_set_soft_freq_range(smu, SMU_UCLK, uclk_freq, uclk_freq); ++ if (ret) ++ return ret; ++ ++ return ret; ++} ++ ++static int renoir_set_performance_level(struct smu_context *smu, enum amd_dpm_forced_level level) ++{ ++ int ret = 0; ++ ++ switch (level) { ++ case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK: ++ ret = renoir_set_peak_clock_by_device(smu); ++ break; ++ default: ++ ret = -EINVAL; ++ break; ++ } ++ ++ return ret; ++} + + static const struct pptable_funcs renoir_ppt_funcs = { + .get_smu_msg_index = renoir_get_smu_msg_index, +@@ -526,6 +565,7 @@ static const struct pptable_funcs renoir_ppt_funcs = { + .get_profiling_clk_mask = renoir_get_profiling_clk_mask, + .force_clk_levels = renoir_force_clk_levels, + .set_power_profile_mode = renoir_set_power_profile_mode, ++ .set_performance_level = renoir_set_performance_level, + }; + + void renoir_set_ppt_funcs(struct smu_context *smu) +-- +2.17.1 + |