Revert "drm/amd/pm: smu v13_0_6 supports ecc info by default"

This reverts commit 6fe08f56.
We use debug mode flag instead of this interface.
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c

@@ -3034,13 +3034,6 @@ static int smu_v13_0_6_select_xgmi_plpd_policy(struct smu_context *smu,
 	return ret;
 }
 
-static ssize_t smu_v13_0_6_get_ecc_info(struct smu_context *smu,
-			void *table)
-{
-	/* Support ecc info by default */
-	return 0;
-}
-
 static const struct pptable_funcs smu_v13_0_6_ppt_funcs = {
 	/* init dpm */
 	.get_allowed_feature_mask = smu_v13_0_6_get_allowed_feature_mask,
@@ -3095,7 +3088,6 @@ static const struct pptable_funcs smu_v13_0_6_ppt_funcs = {
 	.i2c_init = smu_v13_0_6_i2c_control_init,
 	.i2c_fini = smu_v13_0_6_i2c_control_fini,
 	.send_hbm_bad_pages_num = smu_v13_0_6_smu_send_hbm_bad_page_num,
-	.get_ecc_info = smu_v13_0_6_get_ecc_info,
 };
 
 void smu_v13_0_6_set_ppt_funcs(struct smu_context *smu)