backend can have no output_set_dpms

Change-Id: Ifc34ff143f52182a1bd1e418b49d82458a4b2188

diff --git a/src/tdm_display.c b/src/tdm_display.c
index 1d6618e..a0c3171 100644 (file)
--- a/src/tdm_display.c
+++ b/src/tdm_display.c
@@ -1097,8 +1097,9 @@ tdm_output_set_dpms(tdm_output *output, tdm_output_dpms dpms_value)
 
        if (!func_output->output_set_dpms) {
                _pthread_mutex_unlock(&private_display->lock);
-               TDM_DBG("failed: not implemented!!");
-               return TDM_ERROR_NOT_IMPLEMENTED;
+               private_output->current_dpms_value = dpms_value;
+               TDM_DBG("not implemented!!");
+               return TDM_ERROR_NONE;
        }
 
        ret = func_output->output_set_dpms(private_output->output_backend, dpms_value);
@@ -1132,9 +1133,10 @@ tdm_output_get_dpms(tdm_output *output, tdm_output_dpms *dpms_value)
        func_output = &private_display->func_output;
 
        if (!func_output->output_get_dpms) {
+               *dpms_value = private_output->current_dpms_value;
                _pthread_mutex_unlock(&private_display->lock);
-               TDM_DBG("failed: not implemented!!");
-               return TDM_ERROR_NOT_IMPLEMENTED;
+               TDM_DBG("not implemented!!");
+               return TDM_ERROR_NONE;
        }
 
        ret = func_output->output_get_dpms(private_output->output_backend, dpms_value);