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crypto: chcr - Change flow IDs

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Change assign flowc id to each outgoing request.Firmware use flowc id
to schedule each request onto HW. FW reply may miss without this change.

Reviewed-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Atul Gupta <atul.gupta@chelsio.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Harsh Jain 2017-01-27 16:09:05 +05:30 committed by Herbert Xu
parent 0569fc46f0
commit 8a13449fce
4 changed files with 24 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/crypto/chelsio/chcr_algo.c
View File

@ -542,10 +542,11 @@ static inline void create_wreq(struct chcr_context *ctx,
(calc_tx_flits_ofld(skb) * 8), 16)));
chcr_req->wreq.cookie = cpu_to_be64((uintptr_t)req);
chcr_req->wreq.rx_chid_to_rx_q_id =
FILL_WR_RX_Q_ID(ctx->dev->tx_channel_id, qid,
is_iv ? iv_loc : IV_NOP);
FILL_WR_RX_Q_ID(ctx->dev->rx_channel_id, qid,
is_iv ? iv_loc : IV_NOP, ctx->tx_channel_id);
chcr_req->ulptx.cmd_dest = FILL_ULPTX_CMD_DEST(ctx->dev->tx_channel_id);
chcr_req->ulptx.cmd_dest = FILL_ULPTX_CMD_DEST(ctx->dev->tx_channel_id,
qid);
chcr_req->ulptx.len = htonl((DIV_ROUND_UP((calc_tx_flits_ofld(skb) * 8),
16) - ((sizeof(chcr_req->wreq)) >> 4)));
@ -606,7 +607,7 @@ static struct sk_buff
chcr_req = (struct chcr_wr *)__skb_put(skb, transhdr_len);
memset(chcr_req, 0, transhdr_len);
chcr_req->sec_cpl.op_ivinsrtofst =
FILL_SEC_CPL_OP_IVINSR(ctx->dev->tx_channel_id, 2, 1);
FILL_SEC_CPL_OP_IVINSR(ctx->dev->rx_channel_id, 2, 1);
chcr_req->sec_cpl.pldlen = htonl(ivsize + req->nbytes);
chcr_req->sec_cpl.aadstart_cipherstop_hi =
@ -782,6 +783,7 @@ static int chcr_device_init(struct chcr_context *ctx)
spin_lock(&ctx->dev->lock_chcr_dev);
ctx->tx_channel_id = rxq_idx;
ctx->dev->tx_channel_id = !ctx->dev->tx_channel_id;
ctx->dev->rx_channel_id = 0;
spin_unlock(&ctx->dev->lock_chcr_dev);
}
out:
@ -874,7 +876,7 @@ static struct sk_buff *create_hash_wr(struct ahash_request *req,
memset(chcr_req, 0, transhdr_len);
chcr_req->sec_cpl.op_ivinsrtofst =
FILL_SEC_CPL_OP_IVINSR(ctx->dev->tx_channel_id, 2, 0);
FILL_SEC_CPL_OP_IVINSR(ctx->dev->rx_channel_id, 2, 0);
chcr_req->sec_cpl.pldlen = htonl(param->bfr_len + param->sg_len);
chcr_req->sec_cpl.aadstart_cipherstop_hi =
@ -1425,7 +1427,7 @@ static struct sk_buff *create_authenc_wr(struct aead_request *req,
* to the hardware spec
*/
chcr_req->sec_cpl.op_ivinsrtofst =
FILL_SEC_CPL_OP_IVINSR(ctx->dev->tx_channel_id, 2,
FILL_SEC_CPL_OP_IVINSR(ctx->dev->rx_channel_id, 2,
(ivsize ? (assoclen + 1) : 0));
chcr_req->sec_cpl.pldlen = htonl(assoclen + ivsize + req->cryptlen);
chcr_req->sec_cpl.aadstart_cipherstop_hi = FILL_SEC_CPL_CIPHERSTOP_HI(
@ -1601,7 +1603,7 @@ static void fill_sec_cpl_for_aead(struct cpl_tx_sec_pdu *sec_cpl,
unsigned int ivsize = AES_BLOCK_SIZE;
unsigned int cipher_mode = CHCR_SCMD_CIPHER_MODE_AES_CCM;
unsigned int mac_mode = CHCR_SCMD_AUTH_MODE_CBCMAC;
unsigned int c_id = chcrctx->dev->tx_channel_id;
unsigned int c_id = chcrctx->dev->rx_channel_id;
unsigned int ccm_xtra;
unsigned char tag_offset = 0, auth_offset = 0;
unsigned char hmac_ctrl = get_hmac(crypto_aead_authsize(tfm));
@ -1877,7 +1879,7 @@ static struct sk_buff *create_gcm_wr(struct aead_request *req,
tag_offset = (op_type == CHCR_ENCRYPT_OP) ? 0 : authsize;
chcr_req->sec_cpl.op_ivinsrtofst = FILL_SEC_CPL_OP_IVINSR(
ctx->dev->tx_channel_id, 2, (ivsize ?
ctx->dev->rx_channel_id, 2, (ivsize ?
(req->assoclen + 1) : 0));
chcr_req->sec_cpl.pldlen = htonl(req->assoclen + ivsize + crypt_len);
chcr_req->sec_cpl.aadstart_cipherstop_hi = FILL_SEC_CPL_CIPHERSTOP_HI(

9
drivers/crypto/chelsio/chcr_algo.h
View File

@ -185,20 +185,21 @@
FW_CRYPTO_LOOKASIDE_WR_CCTX_LOC_V(1) | \
FW_CRYPTO_LOOKASIDE_WR_CCTX_SIZE_V((ctx_len)))
#define FILL_WR_RX_Q_ID(cid, qid, wr_iv) \
#define FILL_WR_RX_Q_ID(cid, qid, wr_iv, fid) \
htonl( \
FW_CRYPTO_LOOKASIDE_WR_RX_CHID_V((cid)) | \
FW_CRYPTO_LOOKASIDE_WR_RX_Q_ID_V((qid)) | \
FW_CRYPTO_LOOKASIDE_WR_LCB_V(0) | \
FW_CRYPTO_LOOKASIDE_WR_IV_V((wr_iv)))
FW_CRYPTO_LOOKASIDE_WR_IV_V((wr_iv)) | \
FW_CRYPTO_LOOKASIDE_WR_FQIDX_V(fid))
#define FILL_ULPTX_CMD_DEST(cid) \
#define FILL_ULPTX_CMD_DEST(cid, qid) \
htonl(ULPTX_CMD_V(ULP_TX_PKT) | \
ULP_TXPKT_DEST_V(0) | \
ULP_TXPKT_DATAMODIFY_V(0) | \
ULP_TXPKT_CHANNELID_V((cid)) | \
ULP_TXPKT_RO_V(1) | \
ULP_TXPKT_FID_V(0))
ULP_TXPKT_FID_V(qid))
#define KEYCTX_ALIGN_PAD(bs) ({unsigned int _bs = (bs);\
_bs == SHA1_DIGEST_SIZE ? 12 : 0; })

1
drivers/crypto/chelsio/chcr_core.h
View File

@ -75,6 +75,7 @@ struct chcr_dev {
spinlock_t lock_chcr_dev;
struct uld_ctx *u_ctx;
unsigned char tx_channel_id;
unsigned char rx_channel_id;
};
struct uld_ctx {

8
drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
View File

@ -3385,6 +3385,14 @@ struct fw_crypto_lookaside_wr {
#define FW_CRYPTO_LOOKASIDE_WR_IV_G(x) \
(((x) >> FW_CRYPTO_LOOKASIDE_WR_IV_S) & FW_CRYPTO_LOOKASIDE_WR_IV_M)
#define FW_CRYPTO_LOOKASIDE_WR_FQIDX_S 15
#define FW_CRYPTO_LOOKASIDE_WR_FQIDX_M 0xff
#define FW_CRYPTO_LOOKASIDE_WR_FQIDX_V(x) \
((x) << FW_CRYPTO_LOOKASIDE_WR_FQIDX_S)
#define FW_CRYPTO_LOOKASIDE_WR_FQIDX_G(x) \
(((x) >> FW_CRYPTO_LOOKASIDE_WR_FQIDX_S) & \
FW_CRYPTO_LOOKASIDE_WR_FQIDX_M)
#define FW_CRYPTO_LOOKASIDE_WR_TX_CH_S 10
#define FW_CRYPTO_LOOKASIDE_WR_TX_CH_M 0x3
#define FW_CRYPTO_LOOKASIDE_WR_TX_CH_V(x) \