From: Roman Li <roman.li@xxxxxxx>
[Why]
Dcn2.1 socclk entries in bandwidth params are not initialized.
They are not used now, but will be needed for dml validation.
[How]
Populate socclk bw params from dpm clock table
Signed-off-by: Roman Li <roman.li@xxxxxxx>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@xxxxxxx>
Acked-by: Solomon Chiu <solomon.chiu@xxxxxxx>
---
.../drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index 01b1853b7750..887a54246bde 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -797,7 +797,18 @@ static struct wm_table lpddr4_wm_table_rn = {
},
}
};
+static unsigned int find_socclk_for_voltage(struct dpm_clocks *clock_table, unsigned int voltage)
+{
+ int i;
+
+ for (i = 0; i < PP_SMU_NUM_SOCCLK_DPM_LEVELS; i++) {
+ if (clock_table->SocClocks[i].Vol == voltage)
+ return clock_table->SocClocks[i].Freq;
+ }
+ ASSERT(0);
+ return 0;
+}
static unsigned int find_dcfclk_for_voltage(struct dpm_clocks *clock_table, unsigned int voltage)
{
int i;
@@ -841,6 +852,8 @@ static void rn_clk_mgr_helper_populate_bw_params(struct clk_bw_params *bw_params
bw_params->clk_table.entries[i].memclk_mhz = clock_table->MemClocks[j].Freq;
bw_params->clk_table.entries[i].voltage = clock_table->FClocks[j].Vol;
bw_params->clk_table.entries[i].dcfclk_mhz = find_dcfclk_for_voltage(clock_table, clock_table->FClocks[j].Vol);
+ bw_params->clk_table.entries[i].socclk_mhz = find_socclk_for_voltage(clock_table,
+ bw_params->clk_table.entries[i].voltage);
}
bw_params->vram_type = bios_info->memory_type;
--
2.29.0
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