This just cleans up some of the initializers, and improves the comments should any other ablkcipher modes be added in the future. The header words 1 and 5 have more possibilities than just passing an IV. These are pointers to the Cipher Context in/out registers. Signed-off-by: Martin Hicks <mort@xxxxxxxx> --- drivers/crypto/talitos.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 226654c..6b2a19a 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -1377,11 +1377,9 @@ static int common_nonsnoop(struct talitos_edesc *edesc, int sg_count, ret; /* first DWORD empty */ - desc->ptr[0].len = 0; - to_talitos_ptr(&desc->ptr[0], 0); - desc->ptr[0].j_extent = 0; + desc->ptr[0] = zero_entry; - /* cipher iv */ + /* cipher context */ to_talitos_ptr(&desc->ptr[1], edesc->iv_dma); desc->ptr[1].len = cpu_to_be16(ivsize); desc->ptr[1].j_extent = 0; @@ -1444,14 +1442,12 @@ static int common_nonsnoop(struct talitos_edesc *edesc, edesc->dma_len, DMA_BIDIRECTIONAL); } - /* iv out */ + /* cipher context out */ map_single_talitos_ptr(dev, &desc->ptr[5], ivsize, ctx->iv, 0, DMA_FROM_DEVICE); /* last DWORD empty */ - desc->ptr[6].len = 0; - to_talitos_ptr(&desc->ptr[6], 0); - desc->ptr[6].j_extent = 0; + desc->ptr[6] = zero_entry; edesc->req.callback = callback; edesc->req.context = areq; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
