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path: root/drivers/crypto/rockchip/rk3288_crypto_ahash.c
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Diffstat (limited to 'drivers/crypto/rockchip/rk3288_crypto_ahash.c')
-rw-r--r--drivers/crypto/rockchip/rk3288_crypto_ahash.c80
1 files changed, 48 insertions, 32 deletions
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
index a78ff3dcd0b1..8c143180645e 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
@@ -8,9 +8,15 @@
*
* Some ideas are from marvell/cesa.c and s5p-sss.c driver.
*/
-#include <linux/device.h>
+
#include <asm/unaligned.h>
+#include <crypto/internal/hash.h>
+#include <linux/device.h>
+#include <linux/err.h>
#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/string.h>
#include "rk3288_crypto.h"
/*
@@ -40,8 +46,8 @@ static int rk_ahash_digest_fb(struct ahash_request *areq)
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct rk_ahash_ctx *tfmctx = crypto_ahash_ctx(tfm);
- struct ahash_alg *alg = __crypto_ahash_alg(tfm->base.__crt_alg);
- struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash);
+ struct ahash_alg *alg = crypto_ahash_alg(tfm);
+ struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash.base);
algt->stat_fb++;
@@ -240,14 +246,13 @@ static int rk_hash_prepare(struct crypto_engine *engine, void *breq)
return 0;
}
-static int rk_hash_unprepare(struct crypto_engine *engine, void *breq)
+static void rk_hash_unprepare(struct crypto_engine *engine, void *breq)
{
struct ahash_request *areq = container_of(breq, struct ahash_request, base);
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct rk_crypto_info *rkc = rctx->dev;
dma_unmap_sg(rkc->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE);
- return 0;
}
static int rk_hash_run(struct crypto_engine *engine, void *breq)
@@ -255,11 +260,11 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq)
struct ahash_request *areq = container_of(breq, struct ahash_request, base);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
- struct ahash_alg *alg = __crypto_ahash_alg(tfm->base.__crt_alg);
- struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash);
+ struct ahash_alg *alg = crypto_ahash_alg(tfm);
+ struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash.base);
struct scatterlist *sg = areq->src;
struct rk_crypto_info *rkc = rctx->dev;
- int err = 0;
+ int err;
int i;
u32 v;
@@ -267,6 +272,10 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq)
if (err)
return err;
+ err = rk_hash_prepare(engine, breq);
+ if (err)
+ goto theend;
+
rctx->mode = 0;
algt->stat_req++;
@@ -327,15 +336,17 @@ theend:
crypto_finalize_hash_request(engine, breq, err);
local_bh_enable();
+ rk_hash_unprepare(engine, breq);
+
return 0;
}
-static int rk_cra_hash_init(struct crypto_tfm *tfm)
+static int rk_hash_init_tfm(struct crypto_ahash *tfm)
{
- struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm);
- const char *alg_name = crypto_tfm_alg_name(tfm);
- struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg);
- struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash);
+ struct rk_ahash_ctx *tctx = crypto_ahash_ctx(tfm);
+ const char *alg_name = crypto_ahash_alg_name(tfm);
+ struct ahash_alg *alg = crypto_ahash_alg(tfm);
+ struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash.base);
/* for fallback */
tctx->fallback_tfm = crypto_alloc_ahash(alg_name, 0,
@@ -345,27 +356,23 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm)
return PTR_ERR(tctx->fallback_tfm);
}
- crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
+ crypto_ahash_set_reqsize(tfm,
sizeof(struct rk_ahash_rctx) +
crypto_ahash_reqsize(tctx->fallback_tfm));
- tctx->enginectx.op.do_one_request = rk_hash_run;
- tctx->enginectx.op.prepare_request = rk_hash_prepare;
- tctx->enginectx.op.unprepare_request = rk_hash_unprepare;
-
return 0;
}
-static void rk_cra_hash_exit(struct crypto_tfm *tfm)
+static void rk_hash_exit_tfm(struct crypto_ahash *tfm)
{
- struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm);
+ struct rk_ahash_ctx *tctx = crypto_ahash_ctx(tfm);
crypto_free_ahash(tctx->fallback_tfm);
}
struct rk_crypto_tmp rk_ahash_sha1 = {
.type = CRYPTO_ALG_TYPE_AHASH,
- .alg.hash = {
+ .alg.hash.base = {
.init = rk_ahash_init,
.update = rk_ahash_update,
.final = rk_ahash_final,
@@ -373,6 +380,8 @@ struct rk_crypto_tmp rk_ahash_sha1 = {
.export = rk_ahash_export,
.import = rk_ahash_import,
.digest = rk_ahash_digest,
+ .init_tfm = rk_hash_init_tfm,
+ .exit_tfm = rk_hash_exit_tfm,
.halg = {
.digestsize = SHA1_DIGEST_SIZE,
.statesize = sizeof(struct sha1_state),
@@ -385,17 +394,18 @@ struct rk_crypto_tmp rk_ahash_sha1 = {
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct rk_ahash_ctx),
.cra_alignmask = 3,
- .cra_init = rk_cra_hash_init,
- .cra_exit = rk_cra_hash_exit,
.cra_module = THIS_MODULE,
}
}
- }
+ },
+ .alg.hash.op = {
+ .do_one_request = rk_hash_run,
+ },
};
struct rk_crypto_tmp rk_ahash_sha256 = {
.type = CRYPTO_ALG_TYPE_AHASH,
- .alg.hash = {
+ .alg.hash.base = {
.init = rk_ahash_init,
.update = rk_ahash_update,
.final = rk_ahash_final,
@@ -403,6 +413,8 @@ struct rk_crypto_tmp rk_ahash_sha256 = {
.export = rk_ahash_export,
.import = rk_ahash_import,
.digest = rk_ahash_digest,
+ .init_tfm = rk_hash_init_tfm,
+ .exit_tfm = rk_hash_exit_tfm,
.halg = {
.digestsize = SHA256_DIGEST_SIZE,
.statesize = sizeof(struct sha256_state),
@@ -415,17 +427,18 @@ struct rk_crypto_tmp rk_ahash_sha256 = {
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct rk_ahash_ctx),
.cra_alignmask = 3,
- .cra_init = rk_cra_hash_init,
- .cra_exit = rk_cra_hash_exit,
.cra_module = THIS_MODULE,
}
}
- }
+ },
+ .alg.hash.op = {
+ .do_one_request = rk_hash_run,
+ },
};
struct rk_crypto_tmp rk_ahash_md5 = {
.type = CRYPTO_ALG_TYPE_AHASH,
- .alg.hash = {
+ .alg.hash.base = {
.init = rk_ahash_init,
.update = rk_ahash_update,
.final = rk_ahash_final,
@@ -433,6 +446,8 @@ struct rk_crypto_tmp rk_ahash_md5 = {
.export = rk_ahash_export,
.import = rk_ahash_import,
.digest = rk_ahash_digest,
+ .init_tfm = rk_hash_init_tfm,
+ .exit_tfm = rk_hash_exit_tfm,
.halg = {
.digestsize = MD5_DIGEST_SIZE,
.statesize = sizeof(struct md5_state),
@@ -445,10 +460,11 @@ struct rk_crypto_tmp rk_ahash_md5 = {
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct rk_ahash_ctx),
.cra_alignmask = 3,
- .cra_init = rk_cra_hash_init,
- .cra_exit = rk_cra_hash_exit,
.cra_module = THIS_MODULE,
}
}
- }
+ },
+ .alg.hash.op = {
+ .do_one_request = rk_hash_run,
+ },
};