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path: root/drivers/staging/ccree/ssi_hash.c
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Diffstat (limited to 'drivers/staging/ccree/ssi_hash.c')
-rw-r--r--drivers/staging/ccree/ssi_hash.c53
1 files changed, 25 insertions, 28 deletions
diff --git a/drivers/staging/ccree/ssi_hash.c b/drivers/staging/ccree/ssi_hash.c
index 36495b5cf250..7eb1adc073c3 100644
--- a/drivers/staging/ccree/ssi_hash.c
+++ b/drivers/staging/ccree/ssi_hash.c
@@ -414,7 +414,7 @@ static int ssi_hash_digest(struct ahash_req_ctx *state,
unsigned int nbytes, u8 *result,
void *async_req)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
bool is_hmac = ctx->is_hmac;
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -579,7 +579,7 @@ static int ssi_hash_update(struct ahash_req_ctx *state,
unsigned int nbytes,
void *async_req)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
u32 idx = 0;
@@ -676,7 +676,7 @@ static int ssi_hash_finup(struct ahash_req_ctx *state,
u8 *result,
void *async_req)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
bool is_hmac = ctx->is_hmac;
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -810,7 +810,7 @@ static int ssi_hash_final(struct ahash_req_ctx *state,
u8 *result,
void *async_req)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
bool is_hmac = ctx->is_hmac;
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -948,7 +948,7 @@ ctx->drvdata, ctx->hash_mode), HASH_LEN_SIZE);
static int ssi_hash_init(struct ahash_req_ctx *state, struct ssi_hash_ctx *ctx)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
state->xcbc_count = 0;
@@ -970,10 +970,12 @@ static int ssi_hash_setkey(void *hash,
int i, idx = 0, rc = 0;
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
ssi_sram_addr_t larval_addr;
+ struct device *dev;
SSI_LOG_DEBUG("start keylen: %d", keylen);
ctx = crypto_ahash_ctx(((struct crypto_ahash *)hash));
+ dev = drvdata_to_dev(ctx->drvdata);
blocksize = crypto_tfm_alg_blocksize(&((struct crypto_ahash *)hash)->base);
digestsize = crypto_ahash_digestsize(((struct crypto_ahash *)hash));
@@ -989,10 +991,9 @@ static int ssi_hash_setkey(void *hash,
if (keylen != 0) {
ctx->key_params.key_dma_addr = dma_map_single(
- &ctx->drvdata->plat_dev->dev,
- (void *)key,
+ dev, (void *)key,
keylen, DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(&ctx->drvdata->plat_dev->dev,
+ if (unlikely(dma_mapping_error(dev,
ctx->key_params.key_dma_addr))) {
SSI_LOG_ERR("Mapping key va=0x%p len=%u for"
" DMA failed\n", key, keylen);
@@ -1139,8 +1140,7 @@ out:
crypto_ahash_set_flags((struct crypto_ahash *)hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
if (ctx->key_params.key_dma_addr) {
- dma_unmap_single(&ctx->drvdata->plat_dev->dev,
- ctx->key_params.key_dma_addr,
+ dma_unmap_single(dev, ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
SSI_LOG_DEBUG("Unmapped key-buffer: key_dma_addr=%pad keylen=%u\n",
ctx->key_params.key_dma_addr,
@@ -1154,6 +1154,7 @@ static int ssi_xcbc_setkey(struct crypto_ahash *ahash,
{
struct ssi_crypto_req ssi_req = {};
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(ahash);
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
int idx = 0, rc = 0;
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -1171,11 +1172,9 @@ static int ssi_xcbc_setkey(struct crypto_ahash *ahash,
ctx->key_params.keylen = keylen;
ctx->key_params.key_dma_addr = dma_map_single(
- &ctx->drvdata->plat_dev->dev,
- (void *)key,
+ dev, (void *)key,
keylen, DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(&ctx->drvdata->plat_dev->dev,
- ctx->key_params.key_dma_addr))) {
+ if (unlikely(dma_mapping_error(dev, ctx->key_params.key_dma_addr))) {
SSI_LOG_ERR("Mapping key va=0x%p len=%u for"
" DMA failed\n", key, keylen);
return -ENOMEM;
@@ -1226,8 +1225,7 @@ static int ssi_xcbc_setkey(struct crypto_ahash *ahash,
if (rc != 0)
crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
- dma_unmap_single(&ctx->drvdata->plat_dev->dev,
- ctx->key_params.key_dma_addr,
+ dma_unmap_single(dev, ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
SSI_LOG_DEBUG("Unmapped key-buffer: key_dma_addr=%pad keylen=%u\n",
ctx->key_params.key_dma_addr,
@@ -1241,6 +1239,7 @@ static int ssi_cmac_setkey(struct crypto_ahash *ahash,
const u8 *key, unsigned int keylen)
{
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(ahash);
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
SSI_LOG_DEBUG("===== setkey (%d) ====\n", keylen);
@@ -1259,16 +1258,14 @@ static int ssi_cmac_setkey(struct crypto_ahash *ahash,
/* STAT_PHASE_1: Copy key to ctx */
- dma_sync_single_for_cpu(&ctx->drvdata->plat_dev->dev,
- ctx->opad_tmp_keys_dma_addr,
+ dma_sync_single_for_cpu(dev, ctx->opad_tmp_keys_dma_addr,
keylen, DMA_TO_DEVICE);
memcpy(ctx->opad_tmp_keys_buff, key, keylen);
if (keylen == 24)
memset(ctx->opad_tmp_keys_buff + 24, 0, CC_AES_KEY_SIZE_MAX - 24);
- dma_sync_single_for_device(&ctx->drvdata->plat_dev->dev,
- ctx->opad_tmp_keys_dma_addr,
+ dma_sync_single_for_device(dev, ctx->opad_tmp_keys_dma_addr,
keylen, DMA_TO_DEVICE);
ctx->key_params.keylen = keylen;
@@ -1279,7 +1276,7 @@ static int ssi_cmac_setkey(struct crypto_ahash *ahash,
static void ssi_hash_free_ctx(struct ssi_hash_ctx *ctx)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
if (ctx->digest_buff_dma_addr != 0) {
dma_unmap_single(dev, ctx->digest_buff_dma_addr,
@@ -1304,7 +1301,7 @@ static void ssi_hash_free_ctx(struct ssi_hash_ctx *ctx)
static int ssi_hash_alloc_ctx(struct ssi_hash_ctx *ctx)
{
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
ctx->key_params.keylen = 0;
@@ -1371,7 +1368,7 @@ static int ssi_mac_update(struct ahash_request *req)
struct ahash_req_ctx *state = ahash_request_ctx(req);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(tfm);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
unsigned int block_size = crypto_tfm_alg_blocksize(&tfm->base);
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -1431,7 +1428,7 @@ static int ssi_mac_final(struct ahash_request *req)
struct ahash_req_ctx *state = ahash_request_ctx(req);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(tfm);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
int idx = 0;
@@ -1542,7 +1539,7 @@ static int ssi_mac_finup(struct ahash_request *req)
struct ahash_req_ctx *state = ahash_request_ctx(req);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(tfm);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
int idx = 0;
@@ -1613,7 +1610,7 @@ static int ssi_mac_digest(struct ahash_request *req)
struct ahash_req_ctx *state = ahash_request_ctx(req);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(tfm);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
u32 digestsize = crypto_ahash_digestsize(tfm);
struct ssi_crypto_req ssi_req = {};
struct cc_hw_desc desc[SSI_MAX_AHASH_SEQ_LEN];
@@ -1737,7 +1734,7 @@ static int ssi_ahash_export(struct ahash_request *req, void *out)
{
struct crypto_ahash *ahash = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(ahash);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
struct ahash_req_ctx *state = ahash_request_ctx(req);
u8 *curr_buff = state->buff_index ? state->buff1 : state->buff0;
u32 curr_buff_cnt = state->buff_index ? state->buff1_cnt :
@@ -1778,7 +1775,7 @@ static int ssi_ahash_import(struct ahash_request *req, const void *in)
{
struct crypto_ahash *ahash = crypto_ahash_reqtfm(req);
struct ssi_hash_ctx *ctx = crypto_ahash_ctx(ahash);
- struct device *dev = &ctx->drvdata->plat_dev->dev;
+ struct device *dev = drvdata_to_dev(ctx->drvdata);
struct ahash_req_ctx *state = ahash_request_ctx(req);
u32 tmp;
int rc;
generated by cgit (git 2.34.1) at 2024-07-07 15:40:14 +0000