dmaengine: idxd: add halt interrupt support

mainline inclusion
from mainline-v5.16
commit 88d97ea8
category: feature
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I596WO


CVE: NA

Intel-SIG: commit 88d97ea8 dmaengine: idxd: add halt interrupt support.
Incremental backporting patches for DSA/IAA on Intel Xeon platform.

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

Add halt interrupt support. Given that the misc interrupt handler already
check halt state, the driver just need to run the halt handling code when
receiving the halt interrupt.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/163114224352.846654.14334468363464318828.stgit@djiang5-desk3.ch.intel.com


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