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提交 13ddf621 编写于 作者: G Gilad Ben-Yossef 提交者： Greg Kroah-Hartman
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staging: ccree: remove 48 bit dma addr sim 

Remove no longer needed code used to simulate 48 bit dma addresses
on 32 bit platforms for development purposes.
Signed-off-by: NGilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 8b64e512
隐藏空白更改
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Showing with 0 addition and 163 deletion
drivers/staging/ccree/ssi_aead.c
浏览文件 @ 13ddf621
......@@ -99,7 +99,6 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
dev = &ctx->drvdata->plat_dev->dev;
/* Unmap enckey buffer */
if (ctx->enckey != NULL) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->enckey_dma_addr);
dma_free_coherent(dev, AES_MAX_KEY_SIZE, ctx->enckey, ctx->enckey_dma_addr);
SSI_LOG_DEBUG("Freed enckey DMA buffer enckey_dma_addr=0x%llX\n",
(unsigned long long)ctx->enckey_dma_addr);
......@@ -109,8 +108,6 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
if (ctx->auth_mode == DRV_HASH_XCBC_MAC) { /* XCBC authetication */
if (ctx->auth_state.xcbc.xcbc_keys != NULL) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(
ctx->auth_state.xcbc.xcbc_keys_dma_addr);
dma_free_coherent(dev, CC_AES_128_BIT_KEY_SIZE * 3,
ctx->auth_state.xcbc.xcbc_keys,
ctx->auth_state.xcbc.xcbc_keys_dma_addr);
......@@ -121,8 +118,6 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
ctx->auth_state.xcbc.xcbc_keys = NULL;
} else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC auth. */
if (ctx->auth_state.hmac.ipad_opad != NULL) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(
ctx->auth_state.hmac.ipad_opad_dma_addr);
dma_free_coherent(dev, 2 * MAX_HMAC_DIGEST_SIZE,
ctx->auth_state.hmac.ipad_opad,
ctx->auth_state.hmac.ipad_opad_dma_addr);
......@@ -132,8 +127,6 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
ctx->auth_state.hmac.ipad_opad = NULL;
}
if (ctx->auth_state.hmac.padded_authkey != NULL) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(
ctx->auth_state.hmac.padded_authkey_dma_addr);
dma_free_coherent(dev, MAX_HMAC_BLOCK_SIZE,
ctx->auth_state.hmac.padded_authkey,
ctx->auth_state.hmac.padded_authkey_dma_addr);
......@@ -171,7 +164,6 @@ static int ssi_aead_init(struct crypto_aead *tfm)
SSI_LOG_ERR("Failed allocating key buffer\n");
goto init_failed;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->enckey_dma_addr, AES_MAX_KEY_SIZE);
SSI_LOG_DEBUG("Allocated enckey buffer in context ctx->enckey=@%p\n", ctx->enckey);
/* Set default authlen value */
......@@ -186,9 +178,6 @@ static int ssi_aead_init(struct crypto_aead *tfm)
SSI_LOG_ERR("Failed allocating buffer for XCBC keys\n");
goto init_failed;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(
ctx->auth_state.xcbc.xcbc_keys_dma_addr,
CC_AES_128_BIT_KEY_SIZE * 3);
} else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC authentication */
/* Allocate dma-coherent buffer for IPAD + OPAD */
ctx->auth_state.hmac.ipad_opad = dma_alloc_coherent(dev,
......@@ -198,9 +187,6 @@ static int ssi_aead_init(struct crypto_aead *tfm)
SSI_LOG_ERR("Failed allocating IPAD/OPAD buffer\n");
goto init_failed;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(
ctx->auth_state.hmac.ipad_opad_dma_addr,
2 * MAX_HMAC_DIGEST_SIZE);
SSI_LOG_DEBUG("Allocated authkey buffer in context ctx->authkey=@%p\n",
ctx->auth_state.hmac.ipad_opad);
......@@ -211,9 +197,6 @@ static int ssi_aead_init(struct crypto_aead *tfm)
SSI_LOG_ERR("failed to allocate padded_authkey\n");
goto init_failed;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(
ctx->auth_state.hmac.padded_authkey_dma_addr,
MAX_HMAC_BLOCK_SIZE);
} else {
ctx->auth_state.hmac.ipad_opad = NULL;
ctx->auth_state.hmac.padded_authkey = NULL;
......@@ -465,7 +448,6 @@ ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keyl
" DMA failed\n", key, keylen);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(key_dma_addr, keylen);
if (keylen > blocksize) {
/* Load hash initial state */
hw_desc_init(&desc[idx]);
......@@ -548,7 +530,6 @@ ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keyl
SSI_LOG_ERR("send_request() failed (rc=%d)\n", rc);
if (likely(key_dma_addr != 0)) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(key_dma_addr);
dma_unmap_single(dev, key_dma_addr, keylen, DMA_TO_DEVICE);
}
......
drivers/staging/ccree/ssi_buffer_mgr.c
浏览文件 @ 13ddf621
......@@ -95,54 +95,6 @@ struct buffer_array {
u32 * mlli_nents[MAX_NUM_OF_BUFFERS_IN_MLLI];
};
#ifdef CC_DMA_48BIT_SIM
dma_addr_t ssi_buff_mgr_update_dma_addr(dma_addr_t orig_addr, u32 data_len)
{
dma_addr_t tmp_dma_addr;
#ifdef CC_DMA_48BIT_SIM_FULL
/* With this code all addresses will be switched to 48 bits. */
/* The if condition protects from double expention */
if((((orig_addr >> 16) & 0xFFFF) != 0xFFFF) &&
(data_len <= CC_MAX_MLLI_ENTRY_SIZE)) {
#else
if((!(((orig_addr >> 16) & 0xFF) % 2)) &&
(data_len <= CC_MAX_MLLI_ENTRY_SIZE)) {
#endif
tmp_dma_addr = ((orig_addr<<16) | 0xFFFF0000 |
(orig_addr & U16_MAX));
SSI_LOG_DEBUG("MAP DMA: orig address=0x%llX "
"dma_address=0x%llX\n",
orig_addr, tmp_dma_addr);
return tmp_dma_addr;
}
return orig_addr;
}
dma_addr_t ssi_buff_mgr_restore_dma_addr(dma_addr_t orig_addr)
{
dma_addr_t tmp_dma_addr;
#ifdef CC_DMA_48BIT_SIM_FULL
/* With this code all addresses will be restored from 48 bits. */
/* The if condition protects from double restoring */
if((orig_addr >> 32) & 0xFFFF ) {
#else
if(((orig_addr >> 32) & 0xFFFF) &&
!(((orig_addr >> 32) & 0xFF) % 2) ) {
#endif
/*return high 16 bits*/
tmp_dma_addr = ((orig_addr >> 16));
/*clean the 0xFFFF in the lower bits (set in the add expansion)*/
tmp_dma_addr &= 0xFFFF0000;
/* Set the original 16 bits */
tmp_dma_addr |= (orig_addr & U16_MAX);
SSI_LOG_DEBUG("Release DMA: orig address=0x%llX "
"dma_address=0x%llX\n",
orig_addr, tmp_dma_addr);
return tmp_dma_addr;
}
return orig_addr;
}
#endif
/**
* ssi_buffer_mgr_get_sgl_nents() - Get scatterlist number of entries.
*
......@@ -234,20 +186,17 @@ static inline int ssi_buffer_mgr_render_buff_to_mlli(
/*handle buffer longer than 64 kbytes */
while (buff_size > CC_MAX_MLLI_ENTRY_SIZE ) {
SSI_UPDATE_DMA_ADDR_TO_48BIT(buff_dma, CC_MAX_MLLI_ENTRY_SIZE);
LLI_SET_ADDR(mlli_entry_p,buff_dma);
LLI_SET_SIZE(mlli_entry_p, CC_MAX_MLLI_ENTRY_SIZE);
SSI_LOG_DEBUG("entry[%d]: single_buff=0x%08X size=%08X\n",*curr_nents,
mlli_entry_p[LLI_WORD0_OFFSET],
mlli_entry_p[LLI_WORD1_OFFSET]);
SSI_RESTORE_DMA_ADDR_TO_48BIT(buff_dma);
buff_dma += CC_MAX_MLLI_ENTRY_SIZE;
buff_size -= CC_MAX_MLLI_ENTRY_SIZE;
mlli_entry_p = mlli_entry_p + 2;
(*curr_nents)++;
}
/*Last entry */
SSI_UPDATE_DMA_ADDR_TO_48BIT(buff_dma, buff_size);
LLI_SET_ADDR(mlli_entry_p,buff_dma);
LLI_SET_SIZE(mlli_entry_p, buff_size);
SSI_LOG_DEBUG("entry[%d]: single_buff=0x%08X size=%08X\n",*curr_nents,
......@@ -306,9 +255,6 @@ static int ssi_buffer_mgr_generate_mlli(
rc =-ENOMEM;
goto build_mlli_exit;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(mlli_params->mlli_dma_addr,
(MAX_NUM_OF_TOTAL_MLLI_ENTRIES*
LLI_ENTRY_BYTE_SIZE));
/* Point to start of MLLI */
mlli_p = (u32 *)mlli_params->mlli_virt_addr;
/* go over all SG's and link it to one MLLI table */
......@@ -452,7 +398,6 @@ static int ssi_buffer_mgr_map_scatterlist(
*lbytes = nbytes;
*nents = 1;
*mapped_nents = 1;
SSI_UPDATE_DMA_ADDR_TO_48BIT(sg_dma_address(sg), sg_dma_len(sg));
} else { /*sg_is_last*/
*nents = ssi_buffer_mgr_get_sgl_nents(sg, nbytes, lbytes,
&is_chained);
......@@ -572,7 +517,6 @@ void ssi_buffer_mgr_unmap_blkcipher_request(
SSI_LOG_DEBUG("Unmapped iv: iv_dma_addr=0x%llX iv_size=%u\n",
(unsigned long long)req_ctx->gen_ctx.iv_dma_addr,
ivsize);
SSI_RESTORE_DMA_ADDR_TO_48BIT(req_ctx->gen_ctx.iv_dma_addr);
dma_unmap_single(dev, req_ctx->gen_ctx.iv_dma_addr,
ivsize,
req_ctx->is_giv ? DMA_BIDIRECTIONAL :
......@@ -580,20 +524,17 @@ void ssi_buffer_mgr_unmap_blkcipher_request(
}
/* Release pool */
if (req_ctx->dma_buf_type == SSI_DMA_BUF_MLLI) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(req_ctx->mlli_params.mlli_dma_addr);
dma_pool_free(req_ctx->mlli_params.curr_pool,
req_ctx->mlli_params.mlli_virt_addr,
req_ctx->mlli_params.mlli_dma_addr);
}
SSI_RESTORE_DMA_ADDR_TO_48BIT(sg_dma_address(src));
dma_unmap_sg(dev, src, req_ctx->in_nents,
DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped req->src=%pK\n",
sg_virt(src));
if (src != dst) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(sg_dma_address(dst));
dma_unmap_sg(dev, dst, req_ctx->out_nents,
DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped req->dst=%pK\n",
......@@ -637,8 +578,6 @@ int ssi_buffer_mgr_map_blkcipher_request(
"for DMA failed\n", ivsize, info);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(req_ctx->gen_ctx.iv_dma_addr,
ivsize);
SSI_LOG_DEBUG("Mapped iv %u B at va=%pK to dma=0x%llX\n",
ivsize, info,
(unsigned long long)req_ctx->gen_ctx.iv_dma_addr);
......@@ -718,7 +657,6 @@ void ssi_buffer_mgr_unmap_aead_request(
u32 size_to_unmap = 0;
if (areq_ctx->mac_buf_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->mac_buf_dma_addr);
dma_unmap_single(dev, areq_ctx->mac_buf_dma_addr,
MAX_MAC_SIZE, DMA_BIDIRECTIONAL);
}
......@@ -726,25 +664,21 @@ void ssi_buffer_mgr_unmap_aead_request(
#if SSI_CC_HAS_AES_GCM
if (areq_ctx->cipher_mode == DRV_CIPHER_GCTR) {
if (areq_ctx->hkey_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->hkey_dma_addr);
dma_unmap_single(dev, areq_ctx->hkey_dma_addr,
AES_BLOCK_SIZE, DMA_BIDIRECTIONAL);
}
if (areq_ctx->gcm_block_len_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_block_len_dma_addr);
dma_unmap_single(dev, areq_ctx->gcm_block_len_dma_addr,
AES_BLOCK_SIZE, DMA_TO_DEVICE);
}
if (areq_ctx->gcm_iv_inc1_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_iv_inc1_dma_addr);
dma_unmap_single(dev, areq_ctx->gcm_iv_inc1_dma_addr,
AES_BLOCK_SIZE, DMA_TO_DEVICE);
}
if (areq_ctx->gcm_iv_inc2_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_iv_inc2_dma_addr);
dma_unmap_single(dev, areq_ctx->gcm_iv_inc2_dma_addr,
AES_BLOCK_SIZE, DMA_TO_DEVICE);
}
......@@ -753,7 +687,6 @@ void ssi_buffer_mgr_unmap_aead_request(
if (areq_ctx->ccm_hdr_size != ccm_header_size_null) {
if (areq_ctx->ccm_iv0_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->ccm_iv0_dma_addr);
dma_unmap_single(dev, areq_ctx->ccm_iv0_dma_addr,
AES_BLOCK_SIZE, DMA_TO_DEVICE);
}
......@@ -761,7 +694,6 @@ void ssi_buffer_mgr_unmap_aead_request(
dma_unmap_sg(dev, &areq_ctx->ccm_adata_sg, 1, DMA_TO_DEVICE);
}
if (areq_ctx->gen_ctx.iv_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->gen_ctx.iv_dma_addr);
dma_unmap_single(dev, areq_ctx->gen_ctx.iv_dma_addr,
hw_iv_size, DMA_BIDIRECTIONAL);
}
......@@ -773,14 +705,12 @@ void ssi_buffer_mgr_unmap_aead_request(
SSI_LOG_DEBUG("free MLLI buffer: dma=0x%08llX virt=%pK\n",
(unsigned long long)areq_ctx->mlli_params.mlli_dma_addr,
areq_ctx->mlli_params.mlli_virt_addr);
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->mlli_params.mlli_dma_addr);
dma_pool_free(areq_ctx->mlli_params.curr_pool,
areq_ctx->mlli_params.mlli_virt_addr,
areq_ctx->mlli_params.mlli_dma_addr);
}
SSI_LOG_DEBUG("Unmapping src sgl: req->src=%pK areq_ctx->src.nents=%u areq_ctx->assoc.nents=%u assoclen:%u cryptlen=%u\n", sg_virt(req->src),areq_ctx->src.nents,areq_ctx->assoc.nents,req->assoclen,req->cryptlen);
SSI_RESTORE_DMA_ADDR_TO_48BIT(sg_dma_address(req->src));
size_to_unmap = req->assoclen+req->cryptlen;
if(areq_ctx->gen_ctx.op_type == DRV_CRYPTO_DIRECTION_ENCRYPT){
size_to_unmap += areq_ctx->req_authsize;
......@@ -792,7 +722,6 @@ void ssi_buffer_mgr_unmap_aead_request(
if (unlikely(req->src != req->dst)) {
SSI_LOG_DEBUG("Unmapping dst sgl: req->dst=%pK\n",
sg_virt(req->dst));
SSI_RESTORE_DMA_ADDR_TO_48BIT(sg_dma_address(req->dst));
dma_unmap_sg(dev, req->dst, ssi_buffer_mgr_get_sgl_nents(req->dst,size_to_unmap,&dummy,&chained),
DMA_BIDIRECTIONAL);
}
......@@ -890,7 +819,6 @@ static inline int ssi_buffer_mgr_aead_chain_iv(
rc = -ENOMEM;
goto chain_iv_exit;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->gen_ctx.iv_dma_addr, hw_iv_size);
SSI_LOG_DEBUG("Mapped iv %u B at va=%pK to dma=0x%llX\n",
hw_iv_size, req->iv,
......@@ -1410,7 +1338,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->mac_buf_dma_addr, MAX_MAC_SIZE);
if (areq_ctx->ccm_hdr_size != ccm_header_size_null) {
areq_ctx->ccm_iv0_dma_addr = dma_map_single(dev,
......@@ -1425,8 +1352,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->ccm_iv0_dma_addr,
AES_BLOCK_SIZE);
if (ssi_aead_handle_config_buf(dev, areq_ctx,
areq_ctx->ccm_config, &sg_data, req->assoclen) != 0) {
rc = -ENOMEM;
......@@ -1444,7 +1369,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->hkey_dma_addr, AES_BLOCK_SIZE);
areq_ctx->gcm_block_len_dma_addr = dma_map_single(dev,
&areq_ctx->gcm_len_block, AES_BLOCK_SIZE, DMA_TO_DEVICE);
......@@ -1454,7 +1378,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_block_len_dma_addr, AES_BLOCK_SIZE);
areq_ctx->gcm_iv_inc1_dma_addr = dma_map_single(dev,
areq_ctx->gcm_iv_inc1,
......@@ -1468,8 +1391,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_iv_inc1_dma_addr,
AES_BLOCK_SIZE);
areq_ctx->gcm_iv_inc2_dma_addr = dma_map_single(dev,
areq_ctx->gcm_iv_inc2,
......@@ -1483,8 +1404,6 @@ int ssi_buffer_mgr_map_aead_request(
rc = -ENOMEM;
goto aead_map_failure;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(areq_ctx->gcm_iv_inc2_dma_addr,
AES_BLOCK_SIZE);
}
#endif /*SSI_CC_HAS_AES_GCM*/
......@@ -1809,7 +1728,6 @@ void ssi_buffer_mgr_unmap_hash_request(
SSI_LOG_DEBUG("free MLLI buffer: dma=0x%llX virt=%pK\n",
(unsigned long long)areq_ctx->mlli_params.mlli_dma_addr,
areq_ctx->mlli_params.mlli_virt_addr);
SSI_RESTORE_DMA_ADDR_TO_48BIT(areq_ctx->mlli_params.mlli_dma_addr);
dma_pool_free(areq_ctx->mlli_params.curr_pool,
areq_ctx->mlli_params.mlli_virt_addr,
areq_ctx->mlli_params.mlli_dma_addr);
......@@ -1820,7 +1738,6 @@ void ssi_buffer_mgr_unmap_hash_request(
sg_virt(src),
(unsigned long long)sg_dma_address(src),
sg_dma_len(src));
SSI_RESTORE_DMA_ADDR_TO_48BIT(sg_dma_address(src));
dma_unmap_sg(dev, src,
areq_ctx->in_nents, DMA_TO_DEVICE);
}
......
drivers/staging/ccree/ssi_buffer_mgr.h
浏览文件 @ 13ddf621
......@@ -85,21 +85,5 @@ void ssi_buffer_mgr_copy_scatterlist_portion(u8 *dest, struct scatterlist *sg, u
void ssi_buffer_mgr_zero_sgl(struct scatterlist *sgl, u32 data_len);
#ifdef CC_DMA_48BIT_SIM
dma_addr_t ssi_buff_mgr_update_dma_addr(dma_addr_t orig_addr, u32 data_len);
dma_addr_t ssi_buff_mgr_restore_dma_addr(dma_addr_t orig_addr);
#define SSI_UPDATE_DMA_ADDR_TO_48BIT(addr,size) addr = \
ssi_buff_mgr_update_dma_addr(addr,size)
#define SSI_RESTORE_DMA_ADDR_TO_48BIT(addr) addr = \
ssi_buff_mgr_restore_dma_addr(addr)
#else
#define SSI_UPDATE_DMA_ADDR_TO_48BIT(addr,size) addr = addr
#define SSI_RESTORE_DMA_ADDR_TO_48BIT(addr) addr = addr
#endif
#endif /*__BUFFER_MGR_H__*/
drivers/staging/ccree/ssi_cipher.c
浏览文件 @ 13ddf621
......@@ -215,7 +215,6 @@ static int ssi_blkcipher_init(struct crypto_tfm *tfm)
max_key_buf_size, ctx_p->user.key);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx_p->user.key_dma_addr, max_key_buf_size);
SSI_LOG_DEBUG("Mapped key %u B at va=%pK to dma=0x%llX\n",
max_key_buf_size, ctx_p->user.key,
(unsigned long long)ctx_p->user.key_dma_addr);
......@@ -248,7 +247,6 @@ static void ssi_blkcipher_exit(struct crypto_tfm *tfm)
}
/* Unmap key buffer */
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx_p->user.key_dma_addr);
dma_unmap_single(dev, ctx_p->user.key_dma_addr, max_key_buf_size,
DMA_TO_DEVICE);
SSI_LOG_DEBUG("Unmapped key buffer key_dma_addr=0x%llX\n",
......@@ -413,7 +411,6 @@ static int ssi_blkcipher_setkey(struct crypto_tfm *tfm,
/* STAT_PHASE_1: Copy key to ctx */
START_CYCLE_COUNT();
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx_p->user.key_dma_addr);
dma_sync_single_for_cpu(dev, ctx_p->user.key_dma_addr,
max_key_buf_size, DMA_TO_DEVICE);
#if SSI_CC_HAS_MULTI2
......@@ -449,7 +446,6 @@ static int ssi_blkcipher_setkey(struct crypto_tfm *tfm,
}
dma_sync_single_for_device(dev, ctx_p->user.key_dma_addr,
max_key_buf_size, DMA_TO_DEVICE);
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx_p->user.key_dma_addr ,max_key_buf_size);
ctx_p->keylen = keylen;
END_CYCLE_COUNT(STAT_OP_TYPE_SETKEY, STAT_PHASE_1);
......
drivers/staging/ccree/ssi_hash.c
浏览文件 @ 13ddf621
......@@ -145,8 +145,6 @@ static int ssi_hash_map_result(struct device *dev,
digestsize);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(state->digest_result_dma_addr,
digestsize);
SSI_LOG_DEBUG("Mapped digest result buffer %u B "
"at va=%pK to dma=0x%llX\n",
digestsize, state->digest_result_buff,
......@@ -212,17 +210,12 @@ static int ssi_hash_map_request(struct device *dev,
ctx->inter_digestsize, state->digest_buff);
goto fail3;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(state->digest_buff_dma_addr,
ctx->inter_digestsize);
SSI_LOG_DEBUG("Mapped digest %d B at va=%pK to dma=0x%llX\n",
ctx->inter_digestsize, state->digest_buff,
(unsigned long long)state->digest_buff_dma_addr);
if (is_hmac) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->digest_buff_dma_addr);
dma_sync_single_for_cpu(dev, ctx->digest_buff_dma_addr, ctx->inter_digestsize, DMA_BIDIRECTIONAL);
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->digest_buff_dma_addr,
ctx->inter_digestsize);
if ((ctx->hw_mode == DRV_CIPHER_XCBC_MAC) || (ctx->hw_mode == DRV_CIPHER_CMAC)) {
memset(state->digest_buff, 0, ctx->inter_digestsize);
} else { /*sha*/
......@@ -237,17 +230,11 @@ static int ssi_hash_map_request(struct device *dev,
memcpy(state->digest_bytes_len, digest_len_init, HASH_LEN_SIZE);
#endif
}
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_buff_dma_addr);
dma_sync_single_for_device(dev, state->digest_buff_dma_addr, ctx->inter_digestsize, DMA_BIDIRECTIONAL);
SSI_UPDATE_DMA_ADDR_TO_48BIT(state->digest_buff_dma_addr,
ctx->inter_digestsize);
if (ctx->hash_mode != DRV_HASH_NULL) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr);
dma_sync_single_for_cpu(dev, ctx->opad_tmp_keys_dma_addr, ctx->inter_digestsize, DMA_BIDIRECTIONAL);
memcpy(state->opad_digest_buff, ctx->opad_tmp_keys_buff, ctx->inter_digestsize);
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr,
ctx->inter_digestsize);
}
} else { /*hash*/
/* Copy the initial digests if hash flow. The SRAM contains the
......@@ -273,8 +260,6 @@ static int ssi_hash_map_request(struct device *dev,
HASH_LEN_SIZE, state->digest_bytes_len);
goto fail4;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(state->digest_bytes_len_dma_addr,
HASH_LEN_SIZE);
SSI_LOG_DEBUG("Mapped digest len %u B at va=%pK to dma=0x%llX\n",
HASH_LEN_SIZE, state->digest_bytes_len,
(unsigned long long)state->digest_bytes_len_dma_addr);
......@@ -289,8 +274,6 @@ static int ssi_hash_map_request(struct device *dev,
ctx->inter_digestsize, state->opad_digest_buff);
goto fail5;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(state->opad_digest_dma_addr,
ctx->inter_digestsize);
SSI_LOG_DEBUG("Mapped opad digest %d B at va=%pK to dma=0x%llX\n",
ctx->inter_digestsize, state->opad_digest_buff,
(unsigned long long)state->opad_digest_dma_addr);
......@@ -306,13 +289,11 @@ static int ssi_hash_map_request(struct device *dev,
fail5:
if (state->digest_bytes_len_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_bytes_len_dma_addr);
dma_unmap_single(dev, state->digest_bytes_len_dma_addr, HASH_LEN_SIZE, DMA_BIDIRECTIONAL);
state->digest_bytes_len_dma_addr = 0;
}
fail4:
if (state->digest_buff_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_buff_dma_addr);
dma_unmap_single(dev, state->digest_buff_dma_addr, ctx->inter_digestsize, DMA_BIDIRECTIONAL);
state->digest_buff_dma_addr = 0;
}
......@@ -346,7 +327,6 @@ static void ssi_hash_unmap_request(struct device *dev,
struct ssi_hash_ctx *ctx)
{
if (state->digest_buff_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_buff_dma_addr);
dma_unmap_single(dev, state->digest_buff_dma_addr,
ctx->inter_digestsize, DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped digest-buffer: digest_buff_dma_addr=0x%llX\n",
......@@ -354,7 +334,6 @@ static void ssi_hash_unmap_request(struct device *dev,
state->digest_buff_dma_addr = 0;
}
if (state->digest_bytes_len_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_bytes_len_dma_addr);
dma_unmap_single(dev, state->digest_bytes_len_dma_addr,
HASH_LEN_SIZE, DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped digest-bytes-len buffer: digest_bytes_len_dma_addr=0x%llX\n",
......@@ -362,7 +341,6 @@ static void ssi_hash_unmap_request(struct device *dev,
state->digest_bytes_len_dma_addr = 0;
}
if (state->opad_digest_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->opad_digest_dma_addr);
dma_unmap_single(dev, state->opad_digest_dma_addr,
ctx->inter_digestsize, DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped opad-digest: opad_digest_dma_addr=0x%llX\n",
......@@ -383,7 +361,6 @@ static void ssi_hash_unmap_result(struct device *dev,
unsigned int digestsize, u8 *result)
{
if (state->digest_result_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(state->digest_result_dma_addr);
dma_unmap_single(dev,
state->digest_result_dma_addr,
digestsize,
......@@ -1081,7 +1058,6 @@ static int ssi_hash_setkey(void *hash,
" DMA failed\n", key, keylen);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->key_params.key_dma_addr, keylen);
SSI_LOG_DEBUG("mapping key-buffer: key_dma_addr=0x%llX "
"keylen=%u\n",
(unsigned long long)ctx->key_params.key_dma_addr,
......@@ -1229,7 +1205,6 @@ static int ssi_hash_setkey(void *hash,
}
if (ctx->key_params.key_dma_addr) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->key_params.key_dma_addr);
dma_unmap_single(&ctx->drvdata->plat_dev->dev,
ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
......@@ -1273,7 +1248,6 @@ static int ssi_xcbc_setkey(struct crypto_ahash *ahash,
" DMA failed\n", key, keylen);
return -ENOMEM;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->key_params.key_dma_addr, keylen);
SSI_LOG_DEBUG("mapping key-buffer: key_dma_addr=0x%llX "
"keylen=%u\n",
(unsigned long long)ctx->key_params.key_dma_addr,
......@@ -1320,7 +1294,6 @@ static int ssi_xcbc_setkey(struct crypto_ahash *ahash,
if (rc != 0)
crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->key_params.key_dma_addr);
dma_unmap_single(&ctx->drvdata->plat_dev->dev,
ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
......@@ -1355,7 +1328,6 @@ static int ssi_cmac_setkey(struct crypto_ahash *ahash,
/* STAT_PHASE_1: Copy key to ctx */
START_CYCLE_COUNT();
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr);
dma_sync_single_for_cpu(&ctx->drvdata->plat_dev->dev,
ctx->opad_tmp_keys_dma_addr,
keylen, DMA_TO_DEVICE);
......@@ -1367,7 +1339,6 @@ static int ssi_cmac_setkey(struct crypto_ahash *ahash,
dma_sync_single_for_device(&ctx->drvdata->plat_dev->dev,
ctx->opad_tmp_keys_dma_addr,
keylen, DMA_TO_DEVICE);
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr, keylen);
ctx->key_params.keylen = keylen;
......@@ -1382,7 +1353,6 @@ static void ssi_hash_free_ctx(struct ssi_hash_ctx *ctx)
struct device *dev = &ctx->drvdata->plat_dev->dev;
if (ctx->digest_buff_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->digest_buff_dma_addr);
dma_unmap_single(dev, ctx->digest_buff_dma_addr,
sizeof(ctx->digest_buff), DMA_BIDIRECTIONAL);
SSI_LOG_DEBUG("Unmapped digest-buffer: "
......@@ -1391,7 +1361,6 @@ static void ssi_hash_free_ctx(struct ssi_hash_ctx *ctx)
ctx->digest_buff_dma_addr = 0;
}
if (ctx->opad_tmp_keys_dma_addr != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr);
dma_unmap_single(dev, ctx->opad_tmp_keys_dma_addr,
sizeof(ctx->opad_tmp_keys_buff),
DMA_BIDIRECTIONAL);
......@@ -1418,8 +1387,6 @@ static int ssi_hash_alloc_ctx(struct ssi_hash_ctx *ctx)
sizeof(ctx->digest_buff), ctx->digest_buff);
goto fail;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->digest_buff_dma_addr,
sizeof(ctx->digest_buff));
SSI_LOG_DEBUG("Mapped digest %zu B at va=%pK to dma=0x%llX\n",
sizeof(ctx->digest_buff), ctx->digest_buff,
(unsigned long long)ctx->digest_buff_dma_addr);
......@@ -1431,8 +1398,6 @@ static int ssi_hash_alloc_ctx(struct ssi_hash_ctx *ctx)
ctx->opad_tmp_keys_buff);
goto fail;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ctx->opad_tmp_keys_dma_addr,
sizeof(ctx->opad_tmp_keys_buff));
SSI_LOG_DEBUG("Mapped opad_tmp_keys %zu B at va=%pK to dma=0x%llX\n",
sizeof(ctx->opad_tmp_keys_buff), ctx->opad_tmp_keys_buff,
(unsigned long long)ctx->opad_tmp_keys_dma_addr);
......
drivers/staging/ccree/ssi_ivgen.c
浏览文件 @ 13ddf621
......@@ -165,7 +165,6 @@ void ssi_ivgen_fini(struct ssi_drvdata *drvdata)
if (ivgen_ctx->pool_meta != NULL) {
memset(ivgen_ctx->pool_meta, 0, SSI_IVPOOL_META_SIZE);
SSI_RESTORE_DMA_ADDR_TO_48BIT(ivgen_ctx->pool_meta_dma);
dma_free_coherent(device, SSI_IVPOOL_META_SIZE,
ivgen_ctx->pool_meta, ivgen_ctx->pool_meta_dma);
}
......@@ -209,8 +208,6 @@ int ssi_ivgen_init(struct ssi_drvdata *drvdata)
rc = -ENOMEM;
goto out;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(ivgen_ctx->pool_meta_dma,
SSI_IVPOOL_META_SIZE);
/* Allocate IV pool in SRAM */
ivgen_ctx->pool = ssi_sram_mgr_alloc(drvdata, SSI_IVPOOL_SIZE);
if (ivgen_ctx->pool == NULL_SRAM_ADDR) {
......
drivers/staging/ccree/ssi_request_mgr.c
浏览文件 @ 13ddf621
......@@ -145,7 +145,6 @@ void request_mgr_fini(struct ssi_drvdata *drvdata)
return; /* Not allocated */
if (req_mgr_h->dummy_comp_buff_dma != 0) {
SSI_RESTORE_DMA_ADDR_TO_48BIT(req_mgr_h->dummy_comp_buff_dma);
dma_free_coherent(&drvdata->plat_dev->dev,
sizeof(u32), req_mgr_h->dummy_comp_buff,
req_mgr_h->dummy_comp_buff_dma);
......@@ -220,8 +219,6 @@ int request_mgr_init(struct ssi_drvdata *drvdata)
rc = -ENOMEM;
goto req_mgr_init_err;
}
SSI_UPDATE_DMA_ADDR_TO_48BIT(req_mgr_h->dummy_comp_buff_dma,
sizeof(u32));
/* Init. "dummy" completion descriptor */
hw_desc_init(&req_mgr_h->compl_desc);
......
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