drm/amd/display: Populate socclk entries for dcn3.02/3.03
[Why]
Initialize socclk entries in bandwidth params for dcn302, dcn303.
[How]
Fetch the sockclk values from smu for the DPM levels and for the DPM
levels where smu returns 0, previous level values are reported.
Reviewed-by: Roman Li <Roman.Li@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Bindu Ramamurthy <bindu.r@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c
index b98cc31..1861a14 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c
@@ -190,6 +190,10 @@ void dcn3_init_clocks(struct clk_mgr *clk_mgr_base)
&clk_mgr_base->bw_params->clk_table.entries[0].dtbclk_mhz,
&num_levels);
+ /* SOCCLK */
+ dcn3_init_single_clock(clk_mgr, PPCLK_SOCCLK,
+ &clk_mgr_base->bw_params->clk_table.entries[0].socclk_mhz,
+ &num_levels);
// DPREFCLK ???
/* DISPCLK */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
index 16a75ba..d65c097 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
@@ -1399,10 +1399,13 @@ void dcn302_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param
dcn3_02_soc.clock_limits[i].dppclk_mhz = max_dppclk_mhz;
dcn3_02_soc.clock_limits[i].phyclk_mhz = max_phyclk_mhz;
dcn3_02_soc.clock_limits[i].dtbclk_mhz = dcn3_02_soc.clock_limits[0].dtbclk_mhz;
+ if (!bw_params->clk_table.entries[i].socclk_mhz && i > 0)
+ dcn3_02_soc.clock_limits[i].socclk_mhz = dcn3_02_soc.clock_limits[i-1].socclk_mhz;
+ else
+ dcn3_02_soc.clock_limits[i].socclk_mhz = bw_params->clk_table.entries[i].socclk_mhz;
/* These clocks cannot come from bw_params, always fill from dcn3_02_soc[1] */
- /* FCLK, PHYCLK_D18, SOCCLK, DSCCLK */
+ /* FCLK, PHYCLK_D18, DSCCLK */
dcn3_02_soc.clock_limits[i].phyclk_d18_mhz = dcn3_02_soc.clock_limits[0].phyclk_d18_mhz;
- dcn3_02_soc.clock_limits[i].socclk_mhz = dcn3_02_soc.clock_limits[0].socclk_mhz;
dcn3_02_soc.clock_limits[i].dscclk_mhz = dcn3_02_soc.clock_limits[0].dscclk_mhz;
}
/* re-init DML with updated bb */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
index 34b8946..f8b8472 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
@@ -1327,10 +1327,13 @@ void dcn303_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param
dcn3_03_soc.clock_limits[i].dppclk_mhz = max_dppclk_mhz;
dcn3_03_soc.clock_limits[i].phyclk_mhz = max_phyclk_mhz;
dcn3_03_soc.clock_limits[i].dtbclk_mhz = dcn3_03_soc.clock_limits[0].dtbclk_mhz;
+ if (!bw_params->clk_table.entries[i].socclk_mhz && i > 0)
+ dcn3_03_soc.clock_limits[i].socclk_mhz = dcn3_03_soc.clock_limits[i-1].socclk_mhz;
+ else
+ dcn3_03_soc.clock_limits[i].socclk_mhz = bw_params->clk_table.entries[i].socclk_mhz;
/* These clocks cannot come from bw_params, always fill from dcn3_03_soc[1] */
- /* FCLK, PHYCLK_D18, SOCCLK, DSCCLK */
+ /* FCLK, PHYCLK_D18, DSCCLK */
dcn3_03_soc.clock_limits[i].phyclk_d18_mhz = dcn3_03_soc.clock_limits[0].phyclk_d18_mhz;
- dcn3_03_soc.clock_limits[i].socclk_mhz = dcn3_03_soc.clock_limits[0].socclk_mhz;
dcn3_03_soc.clock_limits[i].dscclk_mhz = dcn3_03_soc.clock_limits[0].dscclk_mhz;
}
/* re-init DML with updated bb */