drm/amdgpu: remove unused functions

Remove unused amdgpu_xgmi_hive_try_lock() and smu7_reset_asic_tasks().

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c

@@ -144,11 +144,6 @@ static const struct amdgpu_pcs_ras_field wafl_pcs_ras_fields[] = {
 	 SOC15_REG_FIELD(PCS_GOPX1_0_PCS_GOPX1_PCS_ERROR_STATUS, RecoveryRelockAttemptErr)},
 };
 
-void *amdgpu_xgmi_hive_try_lock(struct amdgpu_hive_info *hive)
-{
-	return &hive->device_list;
-}
-
 /**
  * DOC: AMDGPU XGMI Support
  *

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c

@@ -1548,12 +1548,6 @@ static int smu7_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
 	return result;
 }
 
-int smu7_reset_asic_tasks(struct pp_hwmgr *hwmgr)
-{
-
-	return 0;
-}
-
 static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
 {
 	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);