Commit a224bd4b authored by Alex Elder's avatar Alex Elder Committed by David S. Miller
Browse files

net: ipa: use data space for command opcodes 



The 64-bit data field in a transaction is not used for commands.
And the opcode array is *only* used for commands.  They're
(currently) the same size; save a little space in the transaction
structure by enclosing the two fields in a union.

Signed-off-by: default avatarAlex Elder <elder@linaro.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8797972a

drivers/net/ipa/gsi_trans.h

+4 −2
Original line number Diff line number Diff line
@@ -60,8 +60,10 @@ struct gsi_trans { 
	u8 used;			/* # entries used in sgl[] */

	u32 len;			/* total # bytes across sgl[] */



	union {

		void *data;

		u8 cmd_opcode[IPA_COMMAND_TRANS_TRE_MAX];

	};

	struct scatterlist *sgl;

	enum dma_data_direction direction;