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Subject[PATCH v2 4/4] crypto: hisilicon/zip - support new 'sqe' type in Kunpeng930
Date
The Kunpeng930 changes some field meanings in 'sqe'. So add a new
'hisi_zip_sqe_ops' to describe the 'sqe' operations.

Signed-off-by: Yang Shen <shenyang39@huawei.com>
---
drivers/crypto/hisilicon/zip/zip.h | 1 +
drivers/crypto/hisilicon/zip/zip_crypto.c | 25 +++++++++++++++++++++++++
2 files changed, 26 insertions(+)

diff --git a/drivers/crypto/hisilicon/zip/zip.h b/drivers/crypto/hisilicon/zip/zip.h
index b4d3e03..517fdbd 100644
--- a/drivers/crypto/hisilicon/zip/zip.h
+++ b/drivers/crypto/hisilicon/zip/zip.h
@@ -75,6 +75,7 @@ struct hisi_zip_sqe {
u32 dw23;
u32 dw24;
u32 dw25;
+ /* tag: in sqe type 3 */
u32 dw26;
u32 dw27;
u32 rsvd1[4];
diff --git a/drivers/crypto/hisilicon/zip/zip_crypto.c b/drivers/crypto/hisilicon/zip/zip_crypto.c
index 466ebf1..9520a41 100644
--- a/drivers/crypto/hisilicon/zip/zip_crypto.c
+++ b/drivers/crypto/hisilicon/zip/zip_crypto.c
@@ -298,6 +298,11 @@ static void hisi_zip_fill_tag_v1(struct hisi_zip_sqe *sqe, struct hisi_zip_req *
sqe->dw13 = req->req_id;
}

+static void hisi_zip_fill_tag_v2(struct hisi_zip_sqe *sqe, struct hisi_zip_req *req)
+{
+ sqe->dw26 = req->req_id;
+}
+
static void hisi_zip_fill_sqe_type(struct hisi_zip_sqe *sqe, u8 sqe_type)
{
u32 val;
@@ -380,6 +385,11 @@ static u32 hisi_zip_get_tag_v1(struct hisi_zip_sqe *sqe)
return sqe->dw13;
}

+static u32 hisi_zip_get_tag_v2(struct hisi_zip_sqe *sqe)
+{
+ return sqe->dw26;
+}
+
static u32 hisi_zip_get_status(struct hisi_zip_sqe *sqe)
{
return sqe->dw3 & HZIP_BD_STATUS_M;
@@ -527,6 +537,19 @@ static const struct hisi_zip_sqe_ops hisi_zip_ops_v1 = {
.get_dstlen = hisi_zip_get_dstlen,
};

+static const struct hisi_zip_sqe_ops hisi_zip_ops_v2 = {
+ .sqe_type = 0x3,
+ .fill_addr = hisi_zip_fill_addr,
+ .fill_buf_size = hisi_zip_fill_buf_size,
+ .fill_buf_type = hisi_zip_fill_buf_type,
+ .fill_req_type = hisi_zip_fill_req_type,
+ .fill_tag = hisi_zip_fill_tag_v2,
+ .fill_sqe_type = hisi_zip_fill_sqe_type,
+ .get_tag = hisi_zip_get_tag_v2,
+ .get_status = hisi_zip_get_status,
+ .get_dstlen = hisi_zip_get_dstlen,
+};
+
static int hisi_zip_ctx_init(struct hisi_zip_ctx *hisi_zip_ctx, u8 req_type, int node)
{
struct hisi_qp *qps[HZIP_CTX_Q_NUM] = { NULL };
@@ -560,6 +583,8 @@ static int hisi_zip_ctx_init(struct hisi_zip_ctx *hisi_zip_ctx, u8 req_type, int

if (hisi_zip->qm.ver < QM_HW_V3)
hisi_zip_ctx->ops = &hisi_zip_ops_v1;
+ else
+ hisi_zip_ctx->ops = &hisi_zip_ops_v2;

return 0;
}
--
2.8.1
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