drm/amd/display: Refactor for Replay Link off frame count

[why]
To refine for link off frame count in diagnose tool,
the driver show the link off frame count number instead of showing link
off frame count level.
Reviewed-by: ChunTao Tso <chuntao.tso@amd.com>
Reviewed-by: Robin Chen <robin.chen@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Dennis Chan <dennis.chan@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dc_types.h

@@ -1092,7 +1092,7 @@ struct replay_settings {
 	/* Coasting vtotal table */
 	uint32_t coasting_vtotal_table[PR_COASTING_TYPE_NUM];
 	/* Maximum link off frame count */
-	enum replay_link_off_frame_count_level link_off_frame_count_level;
+	uint32_t link_off_frame_count;
 	/* Replay pseudo vtotal for abm + ips on full screen video which can improve ips residency */
 	uint16_t abm_with_ips_on_full_screen_video_pseudo_vtotal;
 	/* Replay last pseudo vtotal set to DMUB */

drivers/gpu/drm/amd/display/modules/power/power_helpers.c

@@ -994,16 +994,12 @@ void calculate_replay_link_off_frame_count(struct dc_link *link,
 	max_deviation_line = link->dpcd_caps.pr_info.max_deviation_line;
 	pixel_deviation_per_line = link->dpcd_caps.pr_info.pixel_deviation_per_line;
 
-	if (htotal != 0 && vtotal != 0)
+	if (htotal != 0 && vtotal != 0 && pixel_deviation_per_line != 0)
 		max_link_off_frame_count = htotal * max_deviation_line / (pixel_deviation_per_line * vtotal);
 	else
 		ASSERT(0);
 
-	link->replay_settings.link_off_frame_count_level =
-		max_link_off_frame_count >= PR_LINK_OFF_FRAME_COUNT_BEST ? PR_LINK_OFF_FRAME_COUNT_BEST :
-		max_link_off_frame_count >= PR_LINK_OFF_FRAME_COUNT_GOOD ? PR_LINK_OFF_FRAME_COUNT_GOOD :
-		PR_LINK_OFF_FRAME_COUNT_FAIL;
-
+	link->replay_settings.link_off_frame_count = max_link_off_frame_count;
 }
 
 bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps)