[PATCH 4/8] crypto: hisilicon/hpre - remove the macro of 'HPRE_DEV'

From: Hui Tang
Date: Mon May 10 2021 - 05:10:28 EST

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Remove complex macro of 'HPRE_DEV' and replace with the initialized
device pointer.

Signed-off-by: Hui Tang <tanghui20@xxxxxxxxxx>
---
drivers/crypto/hisilicon/hpre/hpre_crypto.c | 53 ++++++++++++++---------------
1 file changed, 26 insertions(+), 27 deletions(-)

diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
index c07a7f5..b9197e9 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
@@ -30,7 +30,6 @@ struct hpre_ctx;
#define HPRE_DH_G_FLAG 0x02
#define HPRE_TRY_SEND_TIMES 100
#define HPRE_INVLD_REQ_ID (-1)
-#define HPRE_DEV(ctx) (&((ctx)->qp->qm->pdev->dev))

#define HPRE_SQE_ALG_BITS 5
#define HPRE_SQE_DONE_SHIFT 30
@@ -102,6 +101,7 @@ struct hpre_curve25519_ctx {

struct hpre_ctx {
struct hisi_qp *qp;
+ struct device *dev;
struct hpre_asym_request **req_list;
struct hpre *hpre;
spinlock_t req_lock;
@@ -214,8 +214,7 @@ static int hpre_get_data_dma_addr(struct hpre_asym_request *hpre_req,
struct scatterlist *data, unsigned int len,
int is_src, dma_addr_t *tmp)
{
- struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = hpre_req->ctx->dev;
enum dma_data_direction dma_dir;

if (is_src) {
@@ -239,7 +238,7 @@ static int hpre_prepare_dma_buf(struct hpre_asym_request *hpre_req,
int is_src, dma_addr_t *tmp)
{
struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
void *ptr;
int shift;

@@ -293,7 +292,7 @@ static void hpre_hw_data_clr_all(struct hpre_ctx *ctx,
struct scatterlist *dst,
struct scatterlist *src)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
struct hpre_sqe *sqe = &req->req;
dma_addr_t tmp;

@@ -321,7 +320,6 @@ static void hpre_hw_data_clr_all(struct hpre_ctx *ctx,
static int hpre_alg_res_post_hf(struct hpre_ctx *ctx, struct hpre_sqe *sqe,
void **kreq)
{
- struct device *dev = HPRE_DEV(ctx);
struct hpre_asym_request *req;
unsigned int err, done, alg;
int id;
@@ -346,7 +344,7 @@ static int hpre_alg_res_post_hf(struct hpre_ctx *ctx, struct hpre_sqe *sqe,
return 0;

alg = le32_to_cpu(sqe->dw0) & HREE_ALG_TYPE_MASK;
- dev_err_ratelimited(dev, "alg[0x%x] error: done[0x%x], etype[0x%x]\n",
+ dev_err_ratelimited(ctx->dev, "alg[0x%x] error: done[0x%x], etype[0x%x]\n",
alg, done, err);

return -EINVAL;
@@ -361,6 +359,7 @@ static int hpre_ctx_set(struct hpre_ctx *ctx, struct hisi_qp *qp, int qlen)

spin_lock_init(&ctx->req_lock);
ctx->qp = qp;
+ ctx->dev = &qp->qm->pdev->dev;

hpre = container_of(ctx->qp->qm, struct hpre, qm);
ctx->hpre = hpre;
@@ -625,7 +624,7 @@ static int hpre_is_dh_params_length_valid(unsigned int key_sz)

static int hpre_dh_set_params(struct hpre_ctx *ctx, struct dh *params)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz;

if (params->p_size > HPRE_DH_MAX_P_SZ)
@@ -664,7 +663,7 @@ static int hpre_dh_set_params(struct hpre_ctx *ctx, struct dh *params)

static void hpre_dh_clear_ctx(struct hpre_ctx *ctx, bool is_clear_all)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz = ctx->key_sz;

if (is_clear_all)
@@ -877,18 +876,18 @@ static int hpre_rsa_set_n(struct hpre_ctx *ctx, const char *value,
if (!hpre_rsa_key_size_is_support(ctx->key_sz))
return 0;

- ctx->rsa.pubkey = dma_alloc_coherent(HPRE_DEV(ctx), vlen << 1,
+ ctx->rsa.pubkey = dma_alloc_coherent(ctx->dev, vlen << 1,
&ctx->rsa.dma_pubkey,
GFP_KERNEL);
if (!ctx->rsa.pubkey)
return -ENOMEM;

if (private) {
- ctx->rsa.prikey = dma_alloc_coherent(HPRE_DEV(ctx), vlen << 1,
+ ctx->rsa.prikey = dma_alloc_coherent(ctx->dev, vlen << 1,
&ctx->rsa.dma_prikey,
GFP_KERNEL);
if (!ctx->rsa.prikey) {
- dma_free_coherent(HPRE_DEV(ctx), vlen << 1,
+ dma_free_coherent(ctx->dev, vlen << 1,
ctx->rsa.pubkey,
ctx->rsa.dma_pubkey);
ctx->rsa.pubkey = NULL;
@@ -950,7 +949,7 @@ static int hpre_crt_para_get(char *para, size_t para_sz,
static int hpre_rsa_setkey_crt(struct hpre_ctx *ctx, struct rsa_key *rsa_key)
{
unsigned int hlf_ksz = ctx->key_sz >> 1;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
u64 offset;
int ret;

@@ -1008,7 +1007,7 @@ static int hpre_rsa_setkey_crt(struct hpre_ctx *ctx, struct rsa_key *rsa_key)
static void hpre_rsa_clear_ctx(struct hpre_ctx *ctx, bool is_clear_all)
{
unsigned int half_key_sz = ctx->key_sz >> 1;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;

if (is_clear_all)
hisi_qm_stop_qp(ctx->qp);
@@ -1179,7 +1178,7 @@ static void hpre_key_to_big_end(u8 *data, int len)
static void hpre_ecc_clear_ctx(struct hpre_ctx *ctx, bool is_clear_all,
bool is_ecdh)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz = ctx->key_sz;
unsigned int shift = sz << 1;

@@ -1281,7 +1280,7 @@ static unsigned int hpre_ecdh_get_curvesz(unsigned short id)

static int hpre_ecdh_set_param(struct hpre_ctx *ctx, struct ecdh *params)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz, shift, curve_sz;
int ret;

@@ -1332,7 +1331,7 @@ static int hpre_ecdh_set_secret(struct crypto_kpp *tfm, const void *buf,
unsigned int len)
{
struct hpre_ctx *ctx = kpp_tfm_ctx(tfm);
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz, sz_shift;
struct ecdh params;
int ret;
@@ -1367,7 +1366,7 @@ static void hpre_ecdh_hw_data_clr_all(struct hpre_ctx *ctx,
struct scatterlist *dst,
struct scatterlist *src)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
struct hpre_sqe *sqe = &req->req;
dma_addr_t dma;

@@ -1450,7 +1449,7 @@ static int hpre_ecdh_src_data_init(struct hpre_asym_request *hpre_req,
{
struct hpre_sqe *msg = &hpre_req->req;
struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int tmpshift;
dma_addr_t dma = 0;
void *ptr;
@@ -1480,7 +1479,7 @@ static int hpre_ecdh_dst_data_init(struct hpre_asym_request *hpre_req,
{
struct hpre_sqe *msg = &hpre_req->req;
struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
dma_addr_t dma = 0;

if (unlikely(!data || !sg_is_last(data) || len != ctx->key_sz << 1)) {
@@ -1503,7 +1502,7 @@ static int hpre_ecdh_compute_value(struct kpp_request *req)
{
struct crypto_kpp *tfm = crypto_kpp_reqtfm(req);
struct hpre_ctx *ctx = kpp_tfm_ctx(tfm);
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
void *tmp = kpp_request_ctx(req);
struct hpre_asym_request *hpre_req = PTR_ALIGN(tmp, HPRE_ALIGN_SZ);
struct hpre_sqe *msg = &hpre_req->req;
@@ -1609,7 +1608,7 @@ static void hpre_curve25519_fill_curve(struct hpre_ctx *ctx, const void *buf,
static int hpre_curve25519_set_param(struct hpre_ctx *ctx, const void *buf,
unsigned int len)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
unsigned int sz = ctx->key_sz;
unsigned int shift = sz << 1;

@@ -1634,7 +1633,7 @@ static int hpre_curve25519_set_secret(struct crypto_kpp *tfm, const void *buf,
unsigned int len)
{
struct hpre_ctx *ctx = kpp_tfm_ctx(tfm);
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
int ret = -EINVAL;

if (len != CURVE25519_KEY_SIZE ||
@@ -1662,7 +1661,7 @@ static void hpre_curve25519_hw_data_clr_all(struct hpre_ctx *ctx,
struct scatterlist *dst,
struct scatterlist *src)
{
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
struct hpre_sqe *sqe = &req->req;
dma_addr_t dma;

@@ -1752,7 +1751,7 @@ static int hpre_curve25519_src_init(struct hpre_asym_request *hpre_req,
{
struct hpre_sqe *msg = &hpre_req->req;
struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
u8 p[CURVE25519_KEY_SIZE] = { 0 };
const struct ecc_curve *curve;
dma_addr_t dma = 0;
@@ -1807,7 +1806,7 @@ static int hpre_curve25519_dst_init(struct hpre_asym_request *hpre_req,
{
struct hpre_sqe *msg = &hpre_req->req;
struct hpre_ctx *ctx = hpre_req->ctx;
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
dma_addr_t dma = 0;

if (!data || !sg_is_last(data) || len != ctx->key_sz) {
@@ -1830,7 +1829,7 @@ static int hpre_curve25519_compute_value(struct kpp_request *req)
{
struct crypto_kpp *tfm = crypto_kpp_reqtfm(req);
struct hpre_ctx *ctx = kpp_tfm_ctx(tfm);
- struct device *dev = HPRE_DEV(ctx);
+ struct device *dev = ctx->dev;
void *tmp = kpp_request_ctx(req);
struct hpre_asym_request *hpre_req = PTR_ALIGN(tmp, HPRE_ALIGN_SZ);
struct hpre_sqe *msg = &hpre_req->req;
--
2.8.1

Next message: Miquel Raynal: "Re: [PATCH V2] mtd: phram: Fix error return code in phram_setup()"
Previous message: Hui Tang: "[PATCH 1/8] crypto: hisilicon/hpre - the macro 'HPRE_ADDR' expands"
In reply to: Hui Tang: "[PATCH 1/8] crypto: hisilicon/hpre - the macro 'HPRE_ADDR' expands"
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