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WSL2-Linux-Kernel
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crypto: hisilicon/sec - fixes some coding style 

1.delete the original complex method of obtaining the
current device and replace it with the initialized
device pointer.
2.fixes some coding style

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Longfang Liu 2021-03-13 15:28:24 +08:00 коммит произвёл Herbert Xu
Родитель 4b7aef0230
Коммит a44dce504b
3 изменённых файлов: 39 добавлений и 43 удалений
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5
drivers/crypto/hisilicon/sec2/sec.h
Просмотреть файл

@ -4,8 +4,6 @@
#ifndef __HISI_SEC_V2_H
#define __HISI_SEC_V2_H
#include <linux/list.h>
#include "../qm.h"
#include "sec_crypto.h"
@ -50,7 +48,7 @@ struct sec_req {
int err_type;
int req_id;
int flag;
u32 flag;
/* Status of the SEC request */
bool fake_busy;
@ -139,6 +137,7 @@ struct sec_ctx {
bool pbuf_supported;
struct sec_cipher_ctx c_ctx;
struct sec_auth_ctx a_ctx;
struct device *dev;
};
enum sec_endian {

75
drivers/crypto/hisilicon/sec2/sec_crypto.c
Просмотреть файл

@ -43,7 +43,6 @@
#define SEC_TOTAL_IV_SZ (SEC_IV_SIZE * QM_Q_DEPTH)
#define SEC_SGL_SGE_NR 128
#define SEC_CTX_DEV(ctx) (&(ctx)->sec->qm.pdev->dev)
#define SEC_CIPHER_AUTH 0xfe
#define SEC_AUTH_CIPHER 0x1
#define SEC_MAX_MAC_LEN 64
@ -96,7 +95,7 @@ static int sec_alloc_req_id(struct sec_req *req, struct sec_qp_ctx *qp_ctx)
0, QM_Q_DEPTH, GFP_ATOMIC);
mutex_unlock(&qp_ctx->req_lock);
if (unlikely(req_id < 0)) {
dev_err(SEC_CTX_DEV(req->ctx), "alloc req id fail!\n");
dev_err(req->ctx->dev, "alloc req id fail!\n");
return req_id;
}
@ -112,7 +111,7 @@ static void sec_free_req_id(struct sec_req *req)
int req_id = req->req_id;
if (unlikely(req_id < 0 || req_id >= QM_Q_DEPTH)) {
dev_err(SEC_CTX_DEV(req->ctx), "free request id invalid!\n");
dev_err(req->ctx->dev, "free request id invalid!\n");
return;
}
@ -138,7 +137,7 @@ static int sec_aead_verify(struct sec_req *req)
aead_req->cryptlen + aead_req->assoclen -
authsize);
if (unlikely(sz != authsize || memcmp(mac_out, mac, sz))) {
dev_err(SEC_CTX_DEV(req->ctx), "aead verify failure!\n");
dev_err(req->ctx->dev, "aead verify failure!\n");
return -EBADMSG;
}
@ -177,7 +176,7 @@ static void sec_req_cb(struct hisi_qp *qp, void *resp)
if (unlikely(req->err_type || done != SEC_SQE_DONE ||
(ctx->alg_type == SEC_SKCIPHER && flag != SEC_SQE_CFLAG) ||
(ctx->alg_type == SEC_AEAD && flag != SEC_SQE_AEAD_FLAG))) {
dev_err(SEC_CTX_DEV(ctx),
dev_err_ratelimited(ctx->dev,
"err_type[%d],done[%d],flag[%d]\n",
req->err_type, done, flag);
err = -EIO;
@ -326,8 +325,8 @@ static int sec_alloc_pbuf_resource(struct device *dev, struct sec_alg_res *res)
static int sec_alg_resource_alloc(struct sec_ctx *ctx,
struct sec_qp_ctx *qp_ctx)
{
struct device *dev = SEC_CTX_DEV(ctx);
struct sec_alg_res *res = qp_ctx->res;
struct device *dev = ctx->dev;
int ret;
ret = sec_alloc_civ_resource(dev, res);
@ -360,7 +359,7 @@ alloc_fail:
static void sec_alg_resource_free(struct sec_ctx *ctx,
struct sec_qp_ctx *qp_ctx)
{
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
sec_free_civ_resource(dev, qp_ctx->res);
@ -373,7 +372,7 @@ static void sec_alg_resource_free(struct sec_ctx *ctx,
static int sec_create_qp_ctx(struct hisi_qm *qm, struct sec_ctx *ctx,
int qp_ctx_id, int alg_type)
{
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
struct sec_qp_ctx *qp_ctx;
struct hisi_qp *qp;
int ret = -ENOMEM;
@ -428,7 +427,7 @@ err_destroy_idr:
static void sec_release_qp_ctx(struct sec_ctx *ctx,
struct sec_qp_ctx *qp_ctx)
{
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
hisi_qm_stop_qp(qp_ctx->qp);
sec_alg_resource_free(ctx, qp_ctx);
@ -452,6 +451,7 @@ static int sec_ctx_base_init(struct sec_ctx *ctx)
sec = container_of(ctx->qps[0]->qm, struct sec_dev, qm);
ctx->sec = sec;
ctx->dev = &sec->qm.pdev->dev;
ctx->hlf_q_num = sec->ctx_q_num >> 1;
ctx->pbuf_supported = ctx->sec->iommu_used;
@ -476,11 +476,9 @@ static int sec_ctx_base_init(struct sec_ctx *ctx)
err_sec_release_qp_ctx:
for (i = i - 1; i >= 0; i--)
sec_release_qp_ctx(ctx, &ctx->qp_ctx[i]);
kfree(ctx->qp_ctx);
err_destroy_qps:
sec_destroy_qps(ctx->qps, sec->ctx_q_num);
return ret;
}
@ -499,7 +497,7 @@ static int sec_cipher_init(struct sec_ctx *ctx)
{
struct sec_cipher_ctx *c_ctx = &ctx->c_ctx;
c_ctx->c_key = dma_alloc_coherent(SEC_CTX_DEV(ctx), SEC_MAX_KEY_SIZE,
c_ctx->c_key = dma_alloc_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
&c_ctx->c_key_dma, GFP_KERNEL);
if (!c_ctx->c_key)
return -ENOMEM;
@ -512,7 +510,7 @@ static void sec_cipher_uninit(struct sec_ctx *ctx)
struct sec_cipher_ctx *c_ctx = &ctx->c_ctx;
memzero_explicit(c_ctx->c_key, SEC_MAX_KEY_SIZE);
dma_free_coherent(SEC_CTX_DEV(ctx), SEC_MAX_KEY_SIZE,
dma_free_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
c_ctx->c_key, c_ctx->c_key_dma);
}
@ -520,7 +518,7 @@ static int sec_auth_init(struct sec_ctx *ctx)
{
struct sec_auth_ctx *a_ctx = &ctx->a_ctx;
a_ctx->a_key = dma_alloc_coherent(SEC_CTX_DEV(ctx), SEC_MAX_KEY_SIZE,
a_ctx->a_key = dma_alloc_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
&a_ctx->a_key_dma, GFP_KERNEL);
if (!a_ctx->a_key)
return -ENOMEM;
@ -533,7 +531,7 @@ static void sec_auth_uninit(struct sec_ctx *ctx)
struct sec_auth_ctx *a_ctx = &ctx->a_ctx;
memzero_explicit(a_ctx->a_key, SEC_MAX_KEY_SIZE);
dma_free_coherent(SEC_CTX_DEV(ctx), SEC_MAX_KEY_SIZE,
dma_free_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
a_ctx->a_key, a_ctx->a_key_dma);
}
@ -633,12 +631,13 @@ static int sec_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key,
{
struct sec_ctx *ctx = crypto_skcipher_ctx(tfm);
struct sec_cipher_ctx *c_ctx = &ctx->c_ctx;
struct device *dev = ctx->dev;
int ret;
if (c_mode == SEC_CMODE_XTS) {
ret = xts_verify_key(tfm, key, keylen);
if (ret) {
dev_err(SEC_CTX_DEV(ctx), "xts mode key err!\n");
dev_err(dev, "xts mode key err!\n");
return ret;
}
}
@ -659,7 +658,7 @@ static int sec_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key,
}
if (ret) {
dev_err(SEC_CTX_DEV(ctx), "set sec key err!\n");
dev_err(dev, "set sec key err!\n");
return ret;
}
@ -691,7 +690,7 @@ static int sec_cipher_pbuf_map(struct sec_ctx *ctx, struct sec_req *req,
struct aead_request *aead_req = req->aead_req.aead_req;
struct sec_cipher_req *c_req = &req->c_req;
struct sec_qp_ctx *qp_ctx = req->qp_ctx;
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
int copy_size, pbuf_length;
int req_id = req->req_id;
@ -701,9 +700,8 @@ static int sec_cipher_pbuf_map(struct sec_ctx *ctx, struct sec_req *req,
copy_size = c_req->c_len;
pbuf_length = sg_copy_to_buffer(src, sg_nents(src),
qp_ctx->res[req_id].pbuf,
copy_size);
qp_ctx->res[req_id].pbuf,
copy_size);
if (unlikely(pbuf_length != copy_size)) {
dev_err(dev, "copy src data to pbuf error!\n");
return -EINVAL;
@ -727,7 +725,7 @@ static void sec_cipher_pbuf_unmap(struct sec_ctx *ctx, struct sec_req *req,
struct aead_request *aead_req = req->aead_req.aead_req;
struct sec_cipher_req *c_req = &req->c_req;
struct sec_qp_ctx *qp_ctx = req->qp_ctx;
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
int copy_size, pbuf_length;
int req_id = req->req_id;
@ -739,7 +737,6 @@ static void sec_cipher_pbuf_unmap(struct sec_ctx *ctx, struct sec_req *req,
pbuf_length = sg_copy_from_buffer(dst, sg_nents(dst),
qp_ctx->res[req_id].pbuf,
copy_size);
if (unlikely(pbuf_length != copy_size))
dev_err(dev, "copy pbuf data to dst error!\n");
}
@ -751,7 +748,7 @@ static int sec_cipher_map(struct sec_ctx *ctx, struct sec_req *req,
struct sec_aead_req *a_req = &req->aead_req;
struct sec_qp_ctx *qp_ctx = req->qp_ctx;
struct sec_alg_res *res = &qp_ctx->res[req->req_id];
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
int ret;
if (req->use_pbuf) {
@ -806,7 +803,7 @@ static void sec_cipher_unmap(struct sec_ctx *ctx, struct sec_req *req,
struct scatterlist *src, struct scatterlist *dst)
{
struct sec_cipher_req *c_req = &req->c_req;
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
if (req->use_pbuf) {
sec_cipher_pbuf_unmap(ctx, req, dst);
@ -891,6 +888,7 @@ static int sec_aead_setkey(struct crypto_aead *tfm, const u8 *key,
{
struct sec_ctx *ctx = crypto_aead_ctx(tfm);
struct sec_cipher_ctx *c_ctx = &ctx->c_ctx;
struct device *dev = ctx->dev;
struct crypto_authenc_keys keys;
int ret;
@ -904,13 +902,13 @@ static int sec_aead_setkey(struct crypto_aead *tfm, const u8 *key,
ret = sec_aead_aes_set_key(c_ctx, &keys);
if (ret) {
dev_err(SEC_CTX_DEV(ctx), "set sec cipher key err!\n");
dev_err(dev, "set sec cipher key err!\n");
goto bad_key;
}
ret = sec_aead_auth_set_key(&ctx->a_ctx, &keys);
if (ret) {
dev_err(SEC_CTX_DEV(ctx), "set sec auth key err!\n");
dev_err(dev, "set sec auth key err!\n");
goto bad_key;
}
@ -1062,7 +1060,7 @@ static void sec_update_iv(struct sec_req *req, enum sec_alg_type alg_type)
sz = sg_pcopy_to_buffer(sgl, sg_nents(sgl), iv, iv_size,
cryptlen - iv_size);
if (unlikely(sz != iv_size))
dev_err(SEC_CTX_DEV(req->ctx), "copy output iv error!\n");
dev_err(req->ctx->dev, "copy output iv error!\n");
}
static struct sec_req *sec_back_req_clear(struct sec_ctx *ctx,
@ -1160,7 +1158,7 @@ static int sec_aead_bd_fill(struct sec_ctx *ctx, struct sec_req *req)
ret = sec_skcipher_bd_fill(ctx, req);
if (unlikely(ret)) {
dev_err(SEC_CTX_DEV(ctx), "skcipher bd fill is error!\n");
dev_err(ctx->dev, "skcipher bd fill is error!\n");
return ret;
}
@ -1194,7 +1192,7 @@ static void sec_aead_callback(struct sec_ctx *c, struct sec_req *req, int err)
a_req->assoclen);
if (unlikely(sz != authsize)) {
dev_err(SEC_CTX_DEV(req->ctx), "copy out mac err!\n");
dev_err(c->dev, "copy out mac err!\n");
err = -EINVAL;
}
}
@ -1259,7 +1257,7 @@ static int sec_process(struct sec_ctx *ctx, struct sec_req *req)
ret = ctx->req_op->bd_send(ctx, req);
if (unlikely((ret != -EBUSY && ret != -EINPROGRESS) ||
(ret == -EBUSY && !(req->flag & CRYPTO_TFM_REQ_MAY_BACKLOG)))) {
dev_err_ratelimited(SEC_CTX_DEV(ctx), "send sec request failed!\n");
dev_err_ratelimited(ctx->dev, "send sec request failed!\n");
goto err_send_req;
}
@ -1325,7 +1323,7 @@ static int sec_aead_init(struct crypto_aead *tfm)
ctx->alg_type = SEC_AEAD;
ctx->c_ctx.ivsize = crypto_aead_ivsize(tfm);
if (ctx->c_ctx.ivsize > SEC_IV_SIZE) {
dev_err(SEC_CTX_DEV(ctx), "get error aead iv size!\n");
dev_err(ctx->dev, "get error aead iv size!\n");
return -EINVAL;
}
@ -1374,7 +1372,7 @@ static int sec_aead_ctx_init(struct crypto_aead *tfm, const char *hash_name)
auth_ctx->hash_tfm = crypto_alloc_shash(hash_name, 0, 0);
if (IS_ERR(auth_ctx->hash_tfm)) {
dev_err(SEC_CTX_DEV(ctx), "aead alloc shash error!\n");
dev_err(ctx->dev, "aead alloc shash error!\n");
sec_aead_exit(tfm);
return PTR_ERR(auth_ctx->hash_tfm);
}
@ -1408,7 +1406,7 @@ static int sec_aead_sha512_ctx_init(struct crypto_aead *tfm)
static int sec_skcipher_param_check(struct sec_ctx *ctx, struct sec_req *sreq)
{
struct skcipher_request *sk_req = sreq->c_req.sk_req;
struct device *dev = SEC_CTX_DEV(ctx);
struct device *dev = ctx->dev;
u8 c_alg = ctx->c_ctx.c_alg;
if (unlikely(!sk_req->src || !sk_req->dst)) {
@ -1531,14 +1529,15 @@ static struct skcipher_alg sec_skciphers[] = {
static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq)
{
u8 c_alg = ctx->c_ctx.c_alg;
struct aead_request *req = sreq->aead_req.aead_req;
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
size_t authsize = crypto_aead_authsize(tfm);
struct device *dev = ctx->dev;
u8 c_alg = ctx->c_ctx.c_alg;
if (unlikely(!req->src || !req->dst || !req->cryptlen ||
req->assoclen > SEC_MAX_AAD_LEN)) {
dev_err(SEC_CTX_DEV(ctx), "aead input param error!\n");
dev_err(dev, "aead input param error!\n");
return -EINVAL;
}
@ -1550,7 +1549,7 @@ static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq)
/* Support AES only */
if (unlikely(c_alg != SEC_CALG_AES)) {
dev_err(SEC_CTX_DEV(ctx), "aead crypto alg error!\n");
dev_err(dev, "aead crypto alg error!\n");
return -EINVAL;
}
if (sreq->c_req.encrypt)
@ -1559,7 +1558,7 @@ static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq)
sreq->c_req.c_len = req->cryptlen - authsize;
if (unlikely(sreq->c_req.c_len & (AES_BLOCK_SIZE - 1))) {
dev_err(SEC_CTX_DEV(ctx), "aead crypto length error!\n");
dev_err(dev, "aead crypto length error!\n");
return -EINVAL;
}

2
drivers/crypto/hisilicon/sec2/sec_crypto.h
Просмотреть файл

@ -64,7 +64,6 @@ enum sec_addr_type {
};
struct sec_sqe_type2 {
/*
* mac_len: 0~4 bits
* a_key_len: 5~10 bits
@ -120,7 +119,6 @@ struct sec_sqe_type2 {
/* c_pad_len_field: 0~1 bits */
__le16 c_pad_len_field;
__le64 long_a_data_len;
__le64 a_ivin_addr;
__le64 a_key_addr;