Commit c5b64b68 authored by Dave Jiang's avatar Dave Jiang Committed by Vinod Koul
Browse files

dmaengine: idxd: remove gen cap field per spec 1.2 update 

Remove max_descs_per_engine field. The recently released DSA spec 1.2 [1]
has removed this field and made it reserved.

[1]: https://software.intel.com/content/dam/develop/external/us/en/documents-tps/341204-intel-data-streaming-accelerator-spec.pdf



Signed-off-by: default avatarDave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/163406167978.1303649.1798682437841822837.stgit@djiang5-desk3.ch.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 79c4c3db

drivers/dma/idxd/registers.h

+1 −2
Original line number Diff line number Diff line
@@ -36,8 +36,7 @@ union gen_cap_reg { 
		u64 max_batch_shift:4;

		u64 max_ims_mult:6;

		u64 config_en:1;

		u64 max_descs_per_engine:8;

		u64 rsvd3:24;

		u64 rsvd3:32;

	};

	u64 bits;

} __packed;