9070xt を 212W 以下に powerlimit する

9070xt 212W 以下に powerlimit できへん...

なんでや!

なんかドライバで成約がありました.
Claude クンに 212W 以下にするドライバのパッチ書いてもらいました
ありがたや〜

--- a/amd/pm/swsmu/amdgpu_smu.c                                                                           
+++ b/amd/pm/swsmu/amdgpu_smu.c                                                                           
@@ -573,6 +573,17 @@                                                                                      
                }                                                                                         
        }                                                                                                 
                                                                                                          
+       /*                                                                                                
+        * The PMFW comes back from suspend without soft clock limits, and the                            
+        * performance level is only reapplied when it changes, so re-apply a                             
+        * user GFX clock cap explicitly, after any OD table upload above.                                
+        */                                                                                               
+       if (smu->user_dpm_profile.gfx_clk_max) {                                                          
+               ret = smu_asic_set_performance_level(smu, smu_dpm_ctx->dpm_level);                        
+               if (ret)                                                                                  
+                       dev_err(smu->adev->dev, "Failed to restore GFX clock cap\n");                     
+       }                                                                                                 
+                                                                                                         
        /* Disable restore flag */                                                                        
        smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE;                                     
 }                                                                                                        
--- a/amd/pm/swsmu/inc/amdgpu_smu.h                                                                       
+++ b/amd/pm/swsmu/inc/amdgpu_smu.h                                                                       
@@ -243,6 +243,8 @@                                                                                       
        /* user clock state information */                                                                
        uint32_t clk_mask[SMU_CLK_COUNT];                                                                 
        uint32_t clk_dependency;                                                                          
+       /* user GFX clock cap in MHz (0 = none), set through OD "s 1 <MHz>" */                            
+       uint32_t gfx_clk_max;                                                                             
 };                                                                                                       
                                                                                                          
 #define SMU_TABLE_INIT(tables, table_id, s, a, d)      \                                                 
--- a/amd/pm/swsmu/smu14/smu_v14_0.c                                                                      
+++ b/amd/pm/swsmu/smu14/smu_v14_0.c                                                                      
@@ -1179,12 +1179,43 @@                                                                                   
                break;                                                                                    
        case AMD_DPM_FORCED_LEVEL_MANUAL:                                                                 
        case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:                                                           
-               return 0;

続きは claude クンなり codex クンなり open weight model に聞いてね.

これで pearlhash を 100W 台で動かせました! 勝てます!