dp: Fixes for DP scheduling #22230

Job	Run time
LP64-WIP	4m 15s
manifest-check	3m 14s
build-windows (ptl)	9m 37s
build-windows (imx8m imx8ulp)	10m 17s
build-windows (imx8 imx8x)	9m 37s
build-windows (-d, lnl)	9m 4s
build-windows (tgl-h)	8m 15s
build-windows (lnl)	9m 35s
build-windows (mtl)	12m 37s
build-windows (tgl)	10m 1s
build-linux (zmain, imx8m imx8ulp)	5m 16s
build-linux (mnfst, ptl)	5m 57s
build-linux (zmain, mtl)	4m 28s
build-linux (zmain, tgl-h)	4m 19s
build-linux (zmain, imx8 imx8x)	4m 59s
build-linux (mnfst, lnl)	4m 48s
build-linux (mnfst, tgl-h)	4m 41s
build-linux (mnfst, wcl imx95)	6m 57s
build-linux (zmain, lnl)	4m 19s
build-linux (mnfst, tgl)	4m 31s
build-linux (mnfst, imx8m imx8ulp)	5m 0s
build-linux (zmain, tgl)	5m 16s
build-linux (mnfst, imx8 imx8x)	5m 18s
build-linux (zmain, ptl)	5m 42s
build-linux (-d, mnfst, lnl)	4m 33s
build-linux (mnfst, mtl)	4m 36s
compare-linux-win	28s
	2h 47m 40s

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