dmanegine: idxd: open code the dsa_drv registration

mainline inclusion
from mainline-v5.15
commit c05257b5
category: feature
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I596WO


CVE: NA

Intel-SIG: commit c05257b5 dmanegine: idxd: open code the dsa_drv registration.
Incremental backporting patches for DSA/IAA on Intel Xeon platform.

--------------------------------

Don't need a wrapper to register the driver. Just do it directly.

Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/162637465319.744545.16325178432532362906.stgit@djiang5-desk3.ch.intel.com


Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Xiaochen Shen <xiaochen.shen@intel.com>