libata-5.16-rc4

Two sparse warning fixes and a couple of patches to fix an issue with
sata_fsl driver module removal:

* A couple of patches to avoid sparse warnings in libata-sata and
  in the pata_falcon driver (from Yang and Finn).
* A couple of sata_fsl driver patches fixing IRQ free and proc
  unregister on module removal (from Baokun).