On Sat, Dec 22, 2018 at 03:51:44PM +0800, Zhou Wang wrote: > > +static struct crypto_alg hisi_zip_zlib = { > + .cra_name = "zlib-deflate", > + .cra_flags = CRYPTO_ALG_TYPE_COMPRESS, > + .cra_ctxsize = sizeof(struct hisi_zip_ctx), > + .cra_priority = 300, > + .cra_module = THIS_MODULE, > + .cra_init = hisi_zip_alloc_comp_ctx, > + .cra_exit = hisi_zip_free_comp_ctx, > + .cra_u = { > + .compress = { > + .coa_compress = hisi_zip_compress, > + .coa_decompress = hisi_zip_decompress > + } > + } > +}; Please do not add any new implementations using the compress interface. You should either use scomp or acomp depending on whether your driver is synchronous or async. Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt