diff options
| author | Roman Li <roman.li@amd.com> | 2021-02-23 21:28:25 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-09 16:39:59 -0400 |
| commit | 4b256c28ad08116357055bd45d9726bf49fdfe47 (patch) | |
| tree | b7e035a0e0e84cb004b98898855707d69c042966 /drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | |
| parent | 639979887a11e9c2c5d7e3ce2a560ed16b68854a (diff) | |
drm/amd/display: Populate socclk entries for dcn2.1
[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
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Solomon Chiu <solomon.chiu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 13 |
1 files changed, 13 insertions, 0 deletions
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; |