Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 236 insertions, 0 deletions

diff --git a/drivers/crypto/starfive/jh7110-cryp.h b/drivers/crypto/starfive/jh7110-cryp.h
new file mode 100644
index 0000000000..fe011d5047
--- /dev/null
+++ b/drivers/crypto/starfive/jh7110-cryp.h
@@ -0,0 +1,236 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __STARFIVE_STR_H__
+#define __STARFIVE_STR_H__
+
+#include <crypto/aes.h>
+#include <crypto/hash.h>
+#include <crypto/scatterwalk.h>
+#include <crypto/sha2.h>
+#include <crypto/sm3.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/dmaengine.h>
+#include <linux/interrupt.h>
+
+#define STARFIVE_ALG_CR_OFFSET			0x0
+#define STARFIVE_ALG_FIFO_OFFSET		0x4
+#define STARFIVE_IE_MASK_OFFSET			0x8
+#define STARFIVE_IE_FLAG_OFFSET			0xc
+#define STARFIVE_DMA_IN_LEN_OFFSET		0x10
+#define STARFIVE_DMA_OUT_LEN_OFFSET		0x14
+
+#define STARFIVE_IE_MASK_AES_DONE		0x1
+#define STARFIVE_IE_MASK_HASH_DONE		0x4
+#define STARFIVE_IE_MASK_PKA_DONE		0x8
+#define STARFIVE_IE_FLAG_AES_DONE		0x1
+#define STARFIVE_IE_FLAG_HASH_DONE		0x4
+#define STARFIVE_IE_FLAG_PKA_DONE		0x8
+
+#define STARFIVE_MSG_BUFFER_SIZE		SZ_16K
+#define MAX_KEY_SIZE				SHA512_BLOCK_SIZE
+#define STARFIVE_AES_IV_LEN			AES_BLOCK_SIZE
+#define STARFIVE_AES_CTR_LEN			AES_BLOCK_SIZE
+
+union starfive_aes_csr {
+	u32 v;
+	struct {
+		u32 cmode			:1;
+#define STARFIVE_AES_KEYMODE_128		0x0
+#define STARFIVE_AES_KEYMODE_192		0x1
+#define STARFIVE_AES_KEYMODE_256		0x2
+		u32 keymode			:2;
+#define STARFIVE_AES_BUSY			BIT(3)
+		u32 busy			:1;
+		u32 done			:1;
+#define STARFIVE_AES_KEY_DONE			BIT(5)
+		u32 krdy			:1;
+		u32 aesrst			:1;
+		u32 ie				:1;
+#define STARFIVE_AES_CCM_START			BIT(8)
+		u32 ccm_start			:1;
+#define STARFIVE_AES_MODE_ECB			0x0
+#define STARFIVE_AES_MODE_CBC			0x1
+#define STARFIVE_AES_MODE_CFB			0x2
+#define STARFIVE_AES_MODE_OFB			0x3
+#define STARFIVE_AES_MODE_CTR			0x4
+#define STARFIVE_AES_MODE_CCM			0x5
+#define STARFIVE_AES_MODE_GCM			0x6
+		u32 mode			:3;
+#define STARFIVE_AES_GCM_START			BIT(12)
+		u32 gcm_start			:1;
+#define STARFIVE_AES_GCM_DONE			BIT(13)
+		u32 gcm_done			:1;
+		u32 delay_aes			:1;
+		u32 vaes_start			:1;
+		u32 rsvd_0			:8;
+#define STARFIVE_AES_MODE_XFB_1			0x0
+#define STARFIVE_AES_MODE_XFB_128		0x5
+		u32 stmode			:3;
+		u32 rsvd_1			:5;
+	};
+};
+
+union starfive_hash_csr {
+	u32 v;
+	struct {
+		u32 start			:1;
+		u32 reset			:1;
+		u32 ie				:1;
+		u32 firstb			:1;
+#define STARFIVE_HASH_SM3			0x0
+#define STARFIVE_HASH_SHA224			0x3
+#define STARFIVE_HASH_SHA256			0x4
+#define STARFIVE_HASH_SHA384			0x5
+#define STARFIVE_HASH_SHA512			0x6
+#define STARFIVE_HASH_MODE_MASK			0x7
+		u32 mode			:3;
+		u32 rsvd_1			:1;
+		u32 final			:1;
+		u32 rsvd_2			:2;
+#define STARFIVE_HASH_HMAC_FLAGS		0x800
+		u32 hmac			:1;
+		u32 rsvd_3			:1;
+#define STARFIVE_HASH_KEY_DONE			BIT(13)
+		u32 key_done			:1;
+		u32 key_flag			:1;
+		u32 hmac_done			:1;
+#define STARFIVE_HASH_BUSY			BIT(16)
+		u32 busy			:1;
+		u32 hashdone			:1;
+		u32 rsvd_4			:14;
+	};
+};
+
+union starfive_pka_cacr {
+	u32 v;
+	struct {
+		u32 start			:1;
+		u32 reset			:1;
+		u32 ie				:1;
+		u32 rsvd_0			:1;
+		u32 fifo_mode			:1;
+		u32 not_r2			:1;
+		u32 ecc_sub			:1;
+		u32 pre_expf			:1;
+		u32 cmd				:4;
+		u32 rsvd_1			:1;
+		u32 ctrl_dummy			:1;
+		u32 ctrl_false			:1;
+		u32 cln_done			:1;
+		u32 opsize			:6;
+		u32 rsvd_2			:2;
+		u32 exposize			:6;
+		u32 rsvd_3			:1;
+		u32 bigendian			:1;
+	};
+};
+
+struct starfive_rsa_key {
+	u8	*n;
+	u8	*e;
+	u8	*d;
+	int	e_bitlen;
+	int	d_bitlen;
+	int	bitlen;
+	size_t	key_sz;
+};
+
+union starfive_alg_cr {
+	u32 v;
+	struct {
+		u32 start			:1;
+		u32 aes_dma_en			:1;
+		u32 rsvd_0			:1;
+		u32 hash_dma_en			:1;
+		u32 alg_done			:1;
+		u32 rsvd_1			:3;
+		u32 clear			:1;
+		u32 rsvd_2			:23;
+	};
+};
+
+struct starfive_cryp_ctx {
+	struct starfive_cryp_dev		*cryp;
+	struct starfive_cryp_request_ctx	*rctx;
+
+	unsigned int				hash_mode;
+	u8					key[MAX_KEY_SIZE];
+	int					keylen;
+	bool					is_hmac;
+	struct starfive_rsa_key			rsa_key;
+	struct crypto_akcipher			*akcipher_fbk;
+	struct crypto_ahash			*ahash_fbk;
+	struct crypto_aead			*aead_fbk;
+};
+
+struct starfive_cryp_dev {
+	struct list_head			list;
+	struct device				*dev;
+	struct clk				*hclk;
+	struct clk				*ahb;
+	struct reset_control			*rst;
+
+	void __iomem				*base;
+	phys_addr_t				phys_base;
+
+	u32					dma_maxburst;
+	struct dma_chan				*tx;
+	struct dma_chan				*rx;
+	struct dma_slave_config			cfg_in;
+	struct dma_slave_config			cfg_out;
+	struct scatter_walk			in_walk;
+	struct scatter_walk			out_walk;
+	struct crypto_engine			*engine;
+	struct tasklet_struct			aes_done;
+	struct tasklet_struct			hash_done;
+	struct completion			pka_done;
+	size_t					assoclen;
+	size_t					total_in;
+	size_t					total_out;
+	u32					tag_in[4];
+	u32					tag_out[4];
+	unsigned int				authsize;
+	unsigned long				flags;
+	int					err;
+	bool					side_chan;
+	union starfive_alg_cr			alg_cr;
+	union {
+		struct ahash_request		*hreq;
+		struct aead_request		*areq;
+		struct skcipher_request		*sreq;
+	} req;
+};
+
+struct starfive_cryp_request_ctx {
+	union {
+		union starfive_hash_csr		hash;
+		union starfive_pka_cacr		pka;
+		union starfive_aes_csr		aes;
+	} csr;
+
+	struct scatterlist			*in_sg;
+	struct scatterlist			*out_sg;
+	struct ahash_request			ahash_fbk_req;
+	size_t					total;
+	size_t					nents;
+	unsigned int				blksize;
+	unsigned int				digsize;
+	unsigned long				in_sg_len;
+	unsigned char				*adata;
+	u8 rsa_data[] __aligned(sizeof(u32));
+};
+
+struct starfive_cryp_dev *starfive_cryp_find_dev(struct starfive_cryp_ctx *ctx);
+
+int starfive_hash_register_algs(void);
+void starfive_hash_unregister_algs(void);
+
+int starfive_rsa_register_algs(void);
+void starfive_rsa_unregister_algs(void);
+
+int starfive_aes_register_algs(void);
+void starfive_aes_unregister_algs(void);
+
+void starfive_hash_done_task(unsigned long param);
+void starfive_aes_done_task(unsigned long param);
+#endif