Fix DSP Clock Diff channel not display

Fix bug that not showing DSP Clock Diff

assigned to @ldam

requested review from @ldam and @kienle

removed review request for @ldam

approved this merge request

added 5 commits

• 03b22789...dc32cc1f - 4 commits from branch master
• 21ba21fa - Merge branch 'master' into DPS_not_display

Compare with previous version

merged

mentioned in commit 29ab4332