platform: msm_shared: fix the HDMI mode selection logic

Fix the HDMI mode selection logic in order to ensure that
resolutions with a higher refresh rate are preferred over
those with lower refresh rates. e.g. 4K 60fps should be
preferred over 4K 30fps.

Change-Id: I39b402f9e07669c4b4834993e99b30dd9f213573
diff --git a/platform/msm_shared/mdss_hdmi.c b/platform/msm_shared/mdss_hdmi.c
index b627664..a44e909 100644
--- a/platform/msm_shared/mdss_hdmi.c
+++ b/platform/msm_shared/mdss_hdmi.c
@@ -965,12 +965,14 @@
 				current_video_format = mdss_hdmi_video_formats[index];
 			} else if (new_timing_info.active_v ==
 					current_timing_info.active_v) {
-				if (new_timing_info.refresh_rate <
+				if (new_timing_info.refresh_rate >
 						current_timing_info.refresh_rate) {
 					current_video_format = mdss_hdmi_video_formats[index];
 				}
 			}
 		}
+
+		mdss_hdmi_get_timing_info(&current_timing_info, current_video_format);
 	}
 
 	if (mdss_hdmi_video_fmt != current_video_format)