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| author | Chengming Gui <Jack.Gui@amd.com> | 2019-08-12 05:23:04 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-08-15 18:51:23 +0300 |
| commit | 3f513baef6c437ae1ae7927c74b693b1d268f130 (patch) | |
| tree | 8509fa26060a0177c0b61e076c17cb73285636e1 | |
| parent | d86c887f5edd398dfa62bcb14d5149a014b3c272 (diff) | |
| download | linux-3f513baef6c437ae1ae7927c74b693b1d268f130.tar.xz | |
drm/amd/powerplay: add arcturus_is_dpm_running function for arcturus
add arcturus_is_dpm_running function
Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index 03ce8718b98a..9107beba6790 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -51,6 +51,15 @@ #define SMU_FEATURES_HIGH_MASK 0xFFFFFFFF00000000 #define SMU_FEATURES_HIGH_SHIFT 32 +#define SMC_DPM_FEATURE ( \ + FEATURE_DPM_PREFETCHER_MASK | \ + FEATURE_DPM_GFXCLK_MASK | \ + FEATURE_DPM_UCLK_MASK | \ + FEATURE_DPM_SOCCLK_MASK | \ + FEATURE_DPM_MP0CLK_MASK | \ + FEATURE_DPM_FCLK_MASK | \ + FEATURE_DPM_XGMI_MASK) + /* possible frequency drift (1Mhz) */ #define EPSILON 1 @@ -1873,6 +1882,17 @@ static void arcturus_dump_pptable(struct smu_context *smu) } +static bool arcturus_is_dpm_running(struct smu_context *smu) +{ + int ret = 0; + uint32_t feature_mask[2]; + unsigned long feature_enabled; + ret = smu_feature_get_enabled_mask(smu, feature_mask, 2); + feature_enabled = (unsigned long)((uint64_t)feature_mask[0] | + ((uint64_t)feature_mask[1] << 32)); + return !!(feature_enabled & SMC_DPM_FEATURE); +} + static const struct pptable_funcs arcturus_ppt_funcs = { /* translate smu index into arcturus specific index */ .get_smu_msg_index = arcturus_get_smu_msg_index, @@ -1910,6 +1930,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { /* debug (internal used) */ .dump_pptable = arcturus_dump_pptable, .get_power_limit = arcturus_get_power_limit, + .is_dpm_running = arcturus_is_dpm_running, }; void arcturus_set_ppt_funcs(struct smu_context *smu) |