Commit 7938eb10 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: aspeed/hash - Reorganise struct aspeed_sham_reqctx 



Move the from-device DMA buffer to the front of the structure.

Sort the rest by size and alignment.

Keep the partial block buffer at the end.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent f6192d0d

drivers/crypto/aspeed/aspeed-hace.h

+9 −4
Original line number Diff line number Diff line
@@ -165,6 +165,12 @@ struct aspeed_sham_ctx { 
};



struct aspeed_sham_reqctx {

	/* DMA buffer written by hardware */

	u8			digest[SHA512_DIGEST_SIZE] __aligned(64);



	/* Software state sorted by size. */

	u64			digcnt[2];



	unsigned long		flags;		/* final update flag should no use*/

	unsigned long		op;		/* final or update */

	u32			cmd;		/* trigger cmd */
@@ -181,14 +187,13 @@ struct aspeed_sham_reqctx { 
	const __be32		*sha_iv;



	/* remain data buffer */

	u8			buffer[SHA512_BLOCK_SIZE * 2];

	dma_addr_t		buffer_dma_addr;

	size_t			bufcnt;		/* buffer counter */



	/* output buffer */

	u8			digest[SHA512_DIGEST_SIZE] __aligned(64);

	dma_addr_t		digest_dma_addr;

	u64			digcnt[2];



	/* This is DMA too but read-only for hardware. */

	u8			buffer[SHA512_BLOCK_SIZE * 2];

};



struct aspeed_engine_crypto {