[PATCH v4 24/33] crypto: rockchip: rename crypto_info to main in TFM context

Corentin Labbe
2022-04-01T20:20:34Z

RK3399 will have 2 crypto_info and only one will own crypto algos which
we will call it main.
This wlll help differentiate with other dev variable.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
drivers/crypto/rockchip/rk3288_crypto.h | 4 ++--
drivers/crypto/rockchip/rk3288_crypto_ahash.c | 19 ++++++++++---------
.../crypto/rockchip/rk3288_crypto_skcipher.c | 12 ++++++------
3 files changed, 18 insertions(+), 17 deletions(-)

diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockchip/rk3288_crypto.h
index b6cd67d1d0cb..79982fafd6b2 100644
--- a/drivers/crypto/rockchip/rk3288_crypto.h
+++ b/drivers/crypto/rockchip/rk3288_crypto.h
@@ -208,7 +208,7 @@ struct rk_crypto_info {
/* the private variable of hash */
struct rk_ahash_ctx {
struct crypto_engine_ctx enginectx;
- struct rk_crypto_info *dev;
+ struct rk_crypto_info *main;
/* for fallback */
struct crypto_ahash *fallback_tfm;
};
@@ -223,7 +223,7 @@ struct rk_ahash_rctx {
/* the private variable of cipher */
struct rk_cipher_ctx {
struct crypto_engine_ctx enginectx;
- struct rk_crypto_info *dev;
+ struct rk_crypto_info *main;
unsigned int keylen;
u32 key[AES_MAX_KEY_SIZE / 4];
u8 iv[AES_BLOCK_SIZE];
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
index 1f72ded24920..3d119c2ddf9f 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
@@ -83,7 +83,7 @@ static void rk_ahash_reg_init(struct ahash_request *req)
struct rk_ahash_rctx *rctx = ahash_request_ctx(req);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct rk_ahash_ctx *tctx = crypto_ahash_ctx(tfm);
- struct rk_crypto_info *dev = tctx->dev;
+ struct rk_crypto_info *dev = tctx->main;
int reg_status;

reg_status = CRYPTO_READ(dev, RK_CRYPTO_CTRL) |
@@ -201,7 +201,7 @@ static int rk_ahash_export(struct ahash_request *req, void *out)
static int rk_ahash_digest(struct ahash_request *req)
{
struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm);
- struct rk_crypto_info *dev = tctx->dev;
+ struct rk_crypto_info *dev = tctx->main;

if (rk_ahash_need_fallback(req))
return rk_ahash_digest_fb(req);
@@ -226,7 +226,7 @@ static int rk_hash_prepare(struct crypto_engine *engine, void *breq)
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct rk_ahash_ctx *tctx = crypto_ahash_ctx(tfm);
- struct rk_crypto_info *rkc = tctx->dev;
+ struct rk_crypto_info *rkc = tctx->main;
int ret;

ret = dma_map_sg(rkc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE);
@@ -244,7 +244,8 @@ static int rk_hash_unprepare(struct crypto_engine *engine, void *breq)
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct rk_ahash_ctx *tctx = crypto_ahash_ctx(tfm);
- struct rk_crypto_info *rkc = tctx->dev;
+ struct rk_crypto_info *rkc = tctx->main;
+

dma_unmap_sg(rkc->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE);
return 0;
@@ -259,7 +260,7 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq)
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 scatterlist *sg = areq->src;
- struct rk_crypto_info *rkc = tctx->dev;
+ struct rk_crypto_info *rkc = tctx->main;
int err = 0;
int i;
u32 v;
@@ -336,13 +337,13 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm)

algt = container_of(alg, struct rk_crypto_tmp, alg.hash);

- tctx->dev = algt->dev;
+ tctx->main = algt->dev;

/* for fallback */
tctx->fallback_tfm = crypto_alloc_ahash(alg_name, 0,
CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(tctx->fallback_tfm)) {
- dev_err(tctx->dev->dev, "Could not load fallback driver.\n");
+ dev_err(tctx->main->dev, "Could not load fallback driver.\n");
return PTR_ERR(tctx->fallback_tfm);
}

@@ -354,7 +355,7 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm)
tctx->enginectx.op.prepare_request = rk_hash_prepare;
tctx->enginectx.op.unprepare_request = rk_hash_unprepare;

- err = pm_runtime_resume_and_get(tctx->dev->dev);
+ err = pm_runtime_resume_and_get(tctx->main->dev);
if (err < 0)
goto error_pm;

@@ -370,7 +371,7 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm)
struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm);

crypto_free_ahash(tctx->fallback_tfm);
- pm_runtime_put_autosuspend(tctx->dev->dev);
+ pm_runtime_put_autosuspend(tctx->main->dev);
}

struct rk_crypto_tmp rk_ahash_sha1 = {
diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
index 9784b25e64ce..115ba7750d7b 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
@@ -96,7 +96,7 @@ static int rk_cipher_handle_req(struct skcipher_request *req)
{
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
struct rk_cipher_ctx *tctx = crypto_skcipher_ctx(tfm);
- struct rk_crypto_info *rkc = tctx->dev;
+ struct rk_crypto_info *rkc = tctx->main;
struct crypto_engine *engine = rkc->engine;

if (rk_cipher_need_fallback(req))
@@ -314,7 +314,7 @@ static int rk_cipher_run(struct crypto_engine *engine, void *async_req)
unsigned int todo;
struct skcipher_alg *alg = crypto_skcipher_alg(tfm);
struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.skcipher);
- struct rk_crypto_info *rkc = ctx->dev;
+ struct rk_crypto_info *rkc = ctx->main;

algt->stat_req++;

@@ -437,11 +437,11 @@ static int rk_cipher_tfm_init(struct crypto_skcipher *tfm)

algt = container_of(alg, struct rk_crypto_tmp, alg.skcipher);

- ctx->dev = algt->dev;
+ ctx->main = algt->dev;

ctx->fallback_tfm = crypto_alloc_skcipher(name, 0, CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(ctx->fallback_tfm)) {
- dev_err(ctx->dev->dev, "ERROR: Cannot allocate fallback for %s %ld\n",
+ dev_err(ctx->main->dev, "ERROR: Cannot allocate fallback for %s %ld\n",
name, PTR_ERR(ctx->fallback_tfm));
return PTR_ERR(ctx->fallback_tfm);
}
@@ -451,7 +451,7 @@ static int rk_cipher_tfm_init(struct crypto_skcipher *tfm)

ctx->enginectx.op.do_one_request = rk_cipher_run;

- err = pm_runtime_resume_and_get(ctx->dev->dev);
+ err = pm_runtime_resume_and_get(ctx->main->dev);
if (err < 0)
goto error_pm;

@@ -467,7 +467,7 @@ static void rk_cipher_tfm_exit(struct crypto_skcipher *tfm)

memzero_explicit(ctx->key, ctx->keylen);
crypto_free_skcipher(ctx->fallback_tfm);
- pm_runtime_put_autosuspend(ctx->dev->dev);
+ pm_runtime_put_autosuspend(ctx->main->dev);
}

struct rk_crypto_tmp rk_ecb_aes_alg = {
--
2.35.1