drm/amd/powerplay: add function populate_umd_state_clk for navi10

add callback function populate_umd_state_clk for navi10 asic

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 172624d60bfd8e56585a7ca78dea395c2ffe2099..472793cf16b3f580570e8611ab14e7d1e969b87a 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -602,6 +602,20 @@ static int navi10_force_clk_levels(struct smu_context *smu,
        return size;
 }
 
+static int navi10_populate_umd_state_clk(struct smu_context *smu)
+{
+       int ret = 0;
+       uint32_t min_sclk_freq = 0;
+
+       ret = smu_get_dpm_freq_range(smu, SMU_SCLK, &min_sclk_freq, NULL);
+       if (ret)
+               return ret;
+
+       smu->pstate_sclk = min_sclk_freq * 100;
+
+       return ret;
+}
+
 static const struct pptable_funcs navi10_ppt_funcs = {
        .tables_init = navi10_tables_init,
        .alloc_dpm_context = navi10_allocate_dpm_context,
@@ -619,6 +633,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
        .get_current_clk_freq_by_table = navi10_get_current_clk_freq_by_table,
        .print_clk_levels = navi10_print_clk_levels,
        .force_clk_levels = navi10_force_clk_levels,
+       .populate_umd_state_clk = navi10_populate_umd_state_clk,
 };
 
 void navi10_set_ppt_funcs(struct smu_context *smu)