1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/zip/zip.h b/drivers/crypto/hisilicon/zip/zip.h
new file mode 100644
index 000000000000..ffb00d987d02
--- /dev/null
+++ b/drivers/crypto/hisilicon/zip/zip.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2019 HiSilicon Limited. */
+#ifndef HISI_ZIP_H
+#define HISI_ZIP_H
+
+#undef pr_fmt
+#define pr_fmt(fmt)	"hisi_zip: " fmt
+
+#include <linux/list.h>
+#include "../qm.h"
+#include "../sgl.h"
+
+/* hisi_zip_sqe dw3 */
+#define HZIP_BD_STATUS_M			GENMASK(7, 0)
+/* hisi_zip_sqe dw9 */
+#define HZIP_REQ_TYPE_M				GENMASK(7, 0)
+#define HZIP_ALG_TYPE_ZLIB			0x02
+#define HZIP_ALG_TYPE_GZIP			0x03
+#define HZIP_BUF_TYPE_M				GENMASK(11, 8)
+#define HZIP_PBUFFER				0x0
+#define HZIP_SGL				0x1
+
+enum hisi_zip_error_type {
+	/* negative compression */
+	HZIP_NC_ERR = 0x0d,
+};
+
+struct hisi_zip_ctrl;
+
+struct hisi_zip {
+	struct hisi_qm qm;
+	struct list_head list;
+	struct hisi_zip_ctrl *ctrl;
+};
+
+struct hisi_zip_sqe {
+	u32 consumed;
+	u32 produced;
+	u32 comp_data_length;
+	u32 dw3;
+	u32 input_data_length;
+	u32 lba_l;
+	u32 lba_h;
+	u32 dw7;
+	u32 dw8;
+	u32 dw9;
+	u32 dw10;
+	u32 priv_info;
+	u32 dw12;
+	u32 tag;
+	u32 dest_avail_out;
+	u32 rsvd0;
+	u32 comp_head_addr_l;
+	u32 comp_head_addr_h;
+	u32 source_addr_l;
+	u32 source_addr_h;
+	u32 dest_addr_l;
+	u32 dest_addr_h;
+	u32 stream_ctx_addr_l;
+	u32 stream_ctx_addr_h;
+	u32 cipher_key1_addr_l;
+	u32 cipher_key1_addr_h;
+	u32 cipher_key2_addr_l;
+	u32 cipher_key2_addr_h;
+	u32 rsvd1[4];
+};
+
+struct hisi_zip *find_zip_device(int node);
+int hisi_zip_register_to_crypto(void);
+void hisi_zip_unregister_from_crypto(void);
+#endif