drm/radeon: comment out some currently unused sumo dpm code

Keep it around for reference.

Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/radeon/sumo_dpm.c

···
 	sumo_update_current_ps(rdev, new_ps);
 }
 
+#if 0
 void sumo_dpm_reset_asic(struct radeon_device *rdev)
 {
 	sumo_program_bootup_state(rdev);
···
 	sumo_set_forced_mode_enabled(rdev);
 	sumo_set_forced_mode_disabled(rdev);
 }
+#endif
 
 void sumo_dpm_setup_asic(struct radeon_device *rdev)
 {
···
 	return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit;
 }
 
+#if 0
 u32 sumo_convert_vid7_to_vid2(struct radeon_device *rdev,
 			      struct sumo_vid_mapping_table *vid_mapping_table,
 			      u32 vid_7bit)
···
 
 	return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit;
 }
+#endif
 
 static u16 sumo_convert_voltage_index_to_value(struct radeon_device *rdev,
 					       u32 vid_2bit)

drivers/gpu/drm/radeon/sumo_dpm.h

···
 u32 sumo_convert_vid2_to_vid7(struct radeon_device *rdev,
 			      struct sumo_vid_mapping_table *vid_mapping_table,
 			      u32 vid_2bit);
-u32 sumo_convert_vid7_to_vid2(struct radeon_device *rdev,
-			      struct sumo_vid_mapping_table *vid_mapping_table,
-			      u32 vid_7bit);
 u32 sumo_get_sleep_divider_from_id(u32 id);
 u32 sumo_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
 					 u32 sclk,