[PATCH 43/54] drm/amd/display: add pp to dc powerlevel enum translator

[Harry Wentland]

From: Mikita Lipski <mikita.lip...@amd.com>

[why]
Add a switch statement to translate pp's powerlevel enum
to dc powerlevel statement enum
[how]
Add a translator function

Signed-off-by: Mikita Lipski <mikita.lip...@amd.com>
Reviewed-by: Sun peng Li <sunpeng...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
---
 .../amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c  | 29 ++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
index 50e863024f58..c69ae78d82b2 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
@@ -192,6 +192,33 @@ static enum amd_pp_clock_type dc_to_pp_clock_type(
        return amd_pp_clk_type;
 }
 
+static enum dm_pp_clocks_state pp_to_dc_powerlevel_state(
+                       enum PP_DAL_POWERLEVEL max_clocks_state)
+{
+       switch (max_clocks_state) {
+       case PP_DAL_POWERLEVEL_0:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_0;
+       case PP_DAL_POWERLEVEL_1:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_1;
+       case PP_DAL_POWERLEVEL_2:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_2;
+       case PP_DAL_POWERLEVEL_3:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_3;
+       case PP_DAL_POWERLEVEL_4:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_4;
+       case PP_DAL_POWERLEVEL_5:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_5;
+       case PP_DAL_POWERLEVEL_6:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_6;
+       case PP_DAL_POWERLEVEL_7:
+               return DM_PP_CLOCKS_DPM_STATE_LEVEL_7;
+       default:
+               DRM_ERROR("DM_PPLIB: invalid powerlevel state: %d!\n",
+                               max_clocks_state);
+               return DM_PP_CLOCKS_STATE_INVALID;
+       }
+}
+
 static void pp_to_dc_clock_levels(
                const struct amd_pp_clocks *pp_clks,
                struct dm_pp_clock_levels *dc_clks,
@@ -441,7 +468,7 @@ bool dm_pp_get_static_clocks(
        if (ret)
                return false;
 
-       static_clk_info->max_clocks_state = pp_clk_info.max_clocks_state;
+       static_clk_info->max_clocks_state = 
pp_to_dc_powerlevel_state(pp_clk_info.max_clocks_state);
        static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock;
        static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock;
 
-- 
2.17.1

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