dmaengine: idxd: add driver name

mainline inclusion
from mainline-v5.15
commit da5a11d7
category: feature
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I596WO


CVE: NA

Intel-SIG: commit da5a11d7 dmaengine: idxd: add driver name.
Incremental backporting patches for DSA/IAA on Intel Xeon platform.

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

Add name field in idxd_device_driver so we don't have to touch the
'struct device_driver' during declaration.

Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/162637459517.744545.7572915135318813722.stgit@djiang5-desk3.ch.intel.com


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