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crypto: hisilicon/zip - add debugfs for Hisilicon ZIP

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Hisilicon ZIP engine driver uses debugfs
to provides IO operation debug information

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Longfang Liu
2020-05-15 17:13:58 +08:00
committed by Herbert Xu
parent 64a6301ebe
commit 6621e6492f
4 changed files with 96 additions and 1 deletions
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9
drivers/crypto/hisilicon/zip/zip_crypto.c
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@@ -332,6 +332,7 @@ static void hisi_zip_acomp_cb(struct hisi_qp *qp, void *data)
{
struct hisi_zip_sqe *sqe = data;
struct hisi_zip_qp_ctx *qp_ctx = qp->qp_ctx;
struct hisi_zip_dfx *dfx = &qp_ctx->zip_dev->dfx;
struct hisi_zip_req_q *req_q = &qp_ctx->req_q;
struct hisi_zip_req *req = req_q->q + sqe->tag;
struct acomp_req *acomp_req = req->req;
@@ -339,12 +340,14 @@ static void hisi_zip_acomp_cb(struct hisi_qp *qp, void *data)
u32 status, dlen, head_size;
int err = 0;
atomic64_inc(&dfx->recv_cnt);
status = sqe->dw3 & HZIP_BD_STATUS_M;
if (status != 0 && status != HZIP_NC_ERR) {
dev_err(dev, "%scompress fail in qp%u: %u, output: %u\n",
(qp->alg_type == 0) ? "" : "de", qp->qp_id, status,
sqe->produced);
atomic64_inc(&dfx->err_bd_cnt);
err = -EIO;
}
dlen = sqe->produced;
@@ -487,6 +490,7 @@ static int hisi_zip_do_work(struct hisi_zip_req *req,
struct hisi_qp *qp = qp_ctx->qp;
struct device *dev = &qp->qm->pdev->dev;
struct hisi_acc_sgl_pool *pool = qp_ctx->sgl_pool;
struct hisi_zip_dfx *dfx = &qp_ctx->zip_dev->dfx;
struct hisi_zip_sqe zip_sqe;
dma_addr_t input;
dma_addr_t output;
@@ -516,9 +520,12 @@ static int hisi_zip_do_work(struct hisi_zip_req *req,
hisi_zip_config_tag(&zip_sqe, req->req_id);
/* send command to start a task */
atomic64_inc(&dfx->send_cnt);
ret = hisi_qp_send(qp, &zip_sqe);
if (ret < 0)
if (ret < 0) {
atomic64_inc(&dfx->send_busy_cnt);
goto err_unmap_output;
}
return -EINPROGRESS;