1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2017 Marvell
4  *
5  * Antoine Tenart <antoine.tenart@free-electrons.com>
6  */
7 
8 #ifndef __SAFEXCEL_H__
9 #define __SAFEXCEL_H__
10 
11 #include <crypto/aead.h>
12 #include <crypto/algapi.h>
13 #include <crypto/internal/hash.h>
14 #include <crypto/sha.h>
15 #include <crypto/sha3.h>
16 #include <crypto/skcipher.h>
17 #include <linux/types.h>
18 
19 #define EIP197_HIA_VERSION_BE			0xca35
20 #define EIP197_HIA_VERSION_LE			0x35ca
21 #define EIP97_VERSION_LE			0x9e61
22 #define EIP196_VERSION_LE			0x3bc4
23 #define EIP197_VERSION_LE			0x3ac5
24 #define EIP96_VERSION_LE			0x9f60
25 #define EIP201_VERSION_LE			0x36c9
26 #define EIP206_VERSION_LE			0x31ce
27 #define EIP207_VERSION_LE			0x30cf
28 #define EIP197_REG_LO16(reg)			(reg & 0xffff)
29 #define EIP197_REG_HI16(reg)			((reg >> 16) & 0xffff)
30 #define EIP197_VERSION_MASK(reg)		((reg >> 16) & 0xfff)
31 #define EIP197_VERSION_SWAP(reg)		(((reg & 0xf0) << 4) | \
32 						((reg >> 4) & 0xf0) | \
33 						((reg >> 12) & 0xf))
34 
35 /* EIP197 HIA OPTIONS ENCODING */
36 #define EIP197_HIA_OPT_HAS_PE_ARB		BIT(29)
37 
38 /* EIP206 OPTIONS ENCODING */
39 #define EIP206_OPT_ICE_TYPE(n)			((n>>8)&3)
40 #define EIP206_OPT_OCE_TYPE(n)			((n>>10)&3)
41 
42 /* EIP197 OPTIONS ENCODING */
43 #define EIP197_OPT_HAS_TRC			BIT(31)
44 
45 /* Static configuration */
46 #define EIP197_DEFAULT_RING_SIZE		400
47 #define EIP197_EMB_TOKENS			4 /* Pad CD to 16 dwords */
48 #define EIP197_MAX_TOKENS			16
49 #define EIP197_MAX_RINGS			4
50 #define EIP197_FETCH_DEPTH			2
51 #define EIP197_MAX_BATCH_SZ			64
52 #define EIP197_MAX_RING_AIC			14
53 
54 #define EIP197_GFP_FLAGS(base)	((base).flags & CRYPTO_TFM_REQ_MAY_SLEEP ? \
55 				 GFP_KERNEL : GFP_ATOMIC)
56 
57 /* Custom on-stack requests (for invalidation) */
58 #define EIP197_SKCIPHER_REQ_SIZE	sizeof(struct skcipher_request) + \
59 					sizeof(struct safexcel_cipher_req)
60 #define EIP197_AHASH_REQ_SIZE		sizeof(struct ahash_request) + \
61 					sizeof(struct safexcel_ahash_req)
62 #define EIP197_AEAD_REQ_SIZE		sizeof(struct aead_request) + \
63 					sizeof(struct safexcel_cipher_req)
64 #define EIP197_REQUEST_ON_STACK(name, type, size) \
65 	char __##name##_desc[size] CRYPTO_MINALIGN_ATTR; \
66 	struct type##_request *name = (void *)__##name##_desc
67 
68 /* Xilinx dev board base offsets */
69 #define EIP197_XLX_GPIO_BASE		0x200000
70 #define EIP197_XLX_IRQ_BLOCK_ID_ADDR	0x2000
71 #define EIP197_XLX_IRQ_BLOCK_ID_VALUE	0x1fc2
72 #define EIP197_XLX_USER_INT_ENB_MSK	0x2004
73 #define EIP197_XLX_USER_INT_ENB_SET	0x2008
74 #define EIP197_XLX_USER_INT_ENB_CLEAR	0x200c
75 #define EIP197_XLX_USER_INT_BLOCK	0x2040
76 #define EIP197_XLX_USER_INT_PEND	0x2048
77 #define EIP197_XLX_USER_VECT_LUT0_ADDR	0x2080
78 #define EIP197_XLX_USER_VECT_LUT0_IDENT	0x03020100
79 #define EIP197_XLX_USER_VECT_LUT1_ADDR	0x2084
80 #define EIP197_XLX_USER_VECT_LUT1_IDENT	0x07060504
81 #define EIP197_XLX_USER_VECT_LUT2_ADDR	0x2088
82 #define EIP197_XLX_USER_VECT_LUT2_IDENT	0x0b0a0908
83 #define EIP197_XLX_USER_VECT_LUT3_ADDR	0x208c
84 #define EIP197_XLX_USER_VECT_LUT3_IDENT	0x0f0e0d0c
85 
86 /* Helper defines for probe function */
87 #define EIP197_IRQ_NUMBER(i, is_pci)	(i + is_pci)
88 
89 /* Register base offsets */
90 #define EIP197_HIA_AIC(priv)		((priv)->base + (priv)->offsets.hia_aic)
91 #define EIP197_HIA_AIC_G(priv)		((priv)->base + (priv)->offsets.hia_aic_g)
92 #define EIP197_HIA_AIC_R(priv)		((priv)->base + (priv)->offsets.hia_aic_r)
93 #define EIP197_HIA_AIC_xDR(priv)	((priv)->base + (priv)->offsets.hia_aic_xdr)
94 #define EIP197_HIA_DFE(priv)		((priv)->base + (priv)->offsets.hia_dfe)
95 #define EIP197_HIA_DFE_THR(priv)	((priv)->base + (priv)->offsets.hia_dfe_thr)
96 #define EIP197_HIA_DSE(priv)		((priv)->base + (priv)->offsets.hia_dse)
97 #define EIP197_HIA_DSE_THR(priv)	((priv)->base + (priv)->offsets.hia_dse_thr)
98 #define EIP197_HIA_GEN_CFG(priv)	((priv)->base + (priv)->offsets.hia_gen_cfg)
99 #define EIP197_PE(priv)			((priv)->base + (priv)->offsets.pe)
100 #define EIP197_GLOBAL(priv)		((priv)->base + (priv)->offsets.global)
101 
102 /* EIP197 base offsets */
103 #define EIP197_HIA_AIC_BASE		0x90000
104 #define EIP197_HIA_AIC_G_BASE		0x90000
105 #define EIP197_HIA_AIC_R_BASE		0x90800
106 #define EIP197_HIA_AIC_xDR_BASE		0x80000
107 #define EIP197_HIA_DFE_BASE		0x8c000
108 #define EIP197_HIA_DFE_THR_BASE		0x8c040
109 #define EIP197_HIA_DSE_BASE		0x8d000
110 #define EIP197_HIA_DSE_THR_BASE		0x8d040
111 #define EIP197_HIA_GEN_CFG_BASE		0xf0000
112 #define EIP197_PE_BASE			0xa0000
113 #define EIP197_GLOBAL_BASE		0xf0000
114 
115 /* EIP97 base offsets */
116 #define EIP97_HIA_AIC_BASE		0x0
117 #define EIP97_HIA_AIC_G_BASE		0x0
118 #define EIP97_HIA_AIC_R_BASE		0x0
119 #define EIP97_HIA_AIC_xDR_BASE		0x0
120 #define EIP97_HIA_DFE_BASE		0xf000
121 #define EIP97_HIA_DFE_THR_BASE		0xf200
122 #define EIP97_HIA_DSE_BASE		0xf400
123 #define EIP97_HIA_DSE_THR_BASE		0xf600
124 #define EIP97_HIA_GEN_CFG_BASE		0x10000
125 #define EIP97_PE_BASE			0x10000
126 #define EIP97_GLOBAL_BASE		0x10000
127 
128 /* CDR/RDR register offsets */
129 #define EIP197_HIA_xDR_OFF(priv, r)		(EIP197_HIA_AIC_xDR(priv) + (r) * 0x1000)
130 #define EIP197_HIA_CDR(priv, r)			(EIP197_HIA_xDR_OFF(priv, r))
131 #define EIP197_HIA_RDR(priv, r)			(EIP197_HIA_xDR_OFF(priv, r) + 0x800)
132 #define EIP197_HIA_xDR_RING_BASE_ADDR_LO	0x0000
133 #define EIP197_HIA_xDR_RING_BASE_ADDR_HI	0x0004
134 #define EIP197_HIA_xDR_RING_SIZE		0x0018
135 #define EIP197_HIA_xDR_DESC_SIZE		0x001c
136 #define EIP197_HIA_xDR_CFG			0x0020
137 #define EIP197_HIA_xDR_DMA_CFG			0x0024
138 #define EIP197_HIA_xDR_THRESH			0x0028
139 #define EIP197_HIA_xDR_PREP_COUNT		0x002c
140 #define EIP197_HIA_xDR_PROC_COUNT		0x0030
141 #define EIP197_HIA_xDR_PREP_PNTR		0x0034
142 #define EIP197_HIA_xDR_PROC_PNTR		0x0038
143 #define EIP197_HIA_xDR_STAT			0x003c
144 
145 /* register offsets */
146 #define EIP197_HIA_DFE_CFG(n)			(0x0000 + (128 * (n)))
147 #define EIP197_HIA_DFE_THR_CTRL(n)		(0x0000 + (128 * (n)))
148 #define EIP197_HIA_DFE_THR_STAT(n)		(0x0004 + (128 * (n)))
149 #define EIP197_HIA_DSE_CFG(n)			(0x0000 + (128 * (n)))
150 #define EIP197_HIA_DSE_THR_CTRL(n)		(0x0000 + (128 * (n)))
151 #define EIP197_HIA_DSE_THR_STAT(n)		(0x0004 + (128 * (n)))
152 #define EIP197_HIA_RA_PE_CTRL(n)		(0x0010 + (8   * (n)))
153 #define EIP197_HIA_RA_PE_STAT			0x0014
154 #define EIP197_HIA_AIC_R_OFF(r)			((r) * 0x1000)
155 #define EIP197_HIA_AIC_R_ENABLE_CTRL(r)		(0xe008 - EIP197_HIA_AIC_R_OFF(r))
156 #define EIP197_HIA_AIC_R_ENABLED_STAT(r)	(0xe010 - EIP197_HIA_AIC_R_OFF(r))
157 #define EIP197_HIA_AIC_R_ACK(r)			(0xe010 - EIP197_HIA_AIC_R_OFF(r))
158 #define EIP197_HIA_AIC_R_ENABLE_CLR(r)		(0xe014 - EIP197_HIA_AIC_R_OFF(r))
159 #define EIP197_HIA_AIC_R_VERSION(r)		(0xe01c - EIP197_HIA_AIC_R_OFF(r))
160 #define EIP197_HIA_AIC_G_ENABLE_CTRL		0xf808
161 #define EIP197_HIA_AIC_G_ENABLED_STAT		0xf810
162 #define EIP197_HIA_AIC_G_ACK			0xf810
163 #define EIP197_HIA_MST_CTRL			0xfff4
164 #define EIP197_HIA_OPTIONS			0xfff8
165 #define EIP197_HIA_VERSION			0xfffc
166 #define EIP197_PE_IN_DBUF_THRES(n)		(0x0000 + (0x2000 * (n)))
167 #define EIP197_PE_IN_TBUF_THRES(n)		(0x0100 + (0x2000 * (n)))
168 #define EIP197_PE_ICE_SCRATCH_RAM(n)		(0x0800 + (0x2000 * (n)))
169 #define EIP197_PE_ICE_PUE_CTRL(n)		(0x0c80 + (0x2000 * (n)))
170 #define EIP197_PE_ICE_PUTF_CTRL(n)		(0x0d00 + (0x2000 * (n)))
171 #define EIP197_PE_ICE_SCRATCH_CTRL(n)		(0x0d04 + (0x2000 * (n)))
172 #define EIP197_PE_ICE_FPP_CTRL(n)		(0x0d80 + (0x2000 * (n)))
173 #define EIP197_PE_ICE_PPTF_CTRL(n)		(0x0e00 + (0x2000 * (n)))
174 #define EIP197_PE_ICE_RAM_CTRL(n)		(0x0ff0 + (0x2000 * (n)))
175 #define EIP197_PE_ICE_VERSION(n)		(0x0ffc + (0x2000 * (n)))
176 #define EIP197_PE_EIP96_TOKEN_CTRL(n)		(0x1000 + (0x2000 * (n)))
177 #define EIP197_PE_EIP96_FUNCTION_EN(n)		(0x1004 + (0x2000 * (n)))
178 #define EIP197_PE_EIP96_CONTEXT_CTRL(n)		(0x1008 + (0x2000 * (n)))
179 #define EIP197_PE_EIP96_CONTEXT_STAT(n)		(0x100c + (0x2000 * (n)))
180 #define EIP197_PE_EIP96_TOKEN_CTRL2(n)		(0x102c + (0x2000 * (n)))
181 #define EIP197_PE_EIP96_FUNCTION2_EN(n)		(0x1030 + (0x2000 * (n)))
182 #define EIP197_PE_EIP96_OPTIONS(n)		(0x13f8 + (0x2000 * (n)))
183 #define EIP197_PE_EIP96_VERSION(n)		(0x13fc + (0x2000 * (n)))
184 #define EIP197_PE_OCE_VERSION(n)		(0x1bfc + (0x2000 * (n)))
185 #define EIP197_PE_OUT_DBUF_THRES(n)		(0x1c00 + (0x2000 * (n)))
186 #define EIP197_PE_OUT_TBUF_THRES(n)		(0x1d00 + (0x2000 * (n)))
187 #define EIP197_PE_PSE_VERSION(n)		(0x1efc + (0x2000 * (n)))
188 #define EIP197_PE_DEBUG(n)			(0x1ff4 + (0x2000 * (n)))
189 #define EIP197_PE_OPTIONS(n)			(0x1ff8 + (0x2000 * (n)))
190 #define EIP197_PE_VERSION(n)			(0x1ffc + (0x2000 * (n)))
191 #define EIP197_MST_CTRL				0xfff4
192 #define EIP197_OPTIONS				0xfff8
193 #define EIP197_VERSION				0xfffc
194 
195 /* EIP197-specific registers, no indirection */
196 #define EIP197_CLASSIFICATION_RAMS		0xe0000
197 #define EIP197_TRC_CTRL				0xf0800
198 #define EIP197_TRC_LASTRES			0xf0804
199 #define EIP197_TRC_REGINDEX			0xf0808
200 #define EIP197_TRC_PARAMS			0xf0820
201 #define EIP197_TRC_FREECHAIN			0xf0824
202 #define EIP197_TRC_PARAMS2			0xf0828
203 #define EIP197_TRC_ECCCTRL			0xf0830
204 #define EIP197_TRC_ECCSTAT			0xf0834
205 #define EIP197_TRC_ECCADMINSTAT			0xf0838
206 #define EIP197_TRC_ECCDATASTAT			0xf083c
207 #define EIP197_TRC_ECCDATA			0xf0840
208 #define EIP197_STRC_CONFIG			0xf43f0
209 #define EIP197_FLUE_CACHEBASE_LO(n)		(0xf6000 + (32 * (n)))
210 #define EIP197_FLUE_CACHEBASE_HI(n)		(0xf6004 + (32 * (n)))
211 #define EIP197_FLUE_CONFIG(n)			(0xf6010 + (32 * (n)))
212 #define EIP197_FLUE_OFFSETS			0xf6808
213 #define EIP197_FLUE_ARC4_OFFSET			0xf680c
214 #define EIP197_FLUE_IFC_LUT(n)			(0xf6820 + (4 * (n)))
215 #define EIP197_CS_RAM_CTRL			0xf7ff0
216 
217 /* EIP197_HIA_xDR_DESC_SIZE */
218 #define EIP197_xDR_DESC_MODE_64BIT		BIT(31)
219 #define EIP197_CDR_DESC_MODE_ADCP		BIT(30)
220 
221 /* EIP197_HIA_xDR_DMA_CFG */
222 #define EIP197_HIA_xDR_WR_RES_BUF		BIT(22)
223 #define EIP197_HIA_xDR_WR_CTRL_BUF		BIT(23)
224 #define EIP197_HIA_xDR_WR_OWN_BUF		BIT(24)
225 #define EIP197_HIA_xDR_CFG_WR_CACHE(n)		(((n) & 0x7) << 25)
226 #define EIP197_HIA_xDR_CFG_RD_CACHE(n)		(((n) & 0x7) << 29)
227 
228 /* EIP197_HIA_CDR_THRESH */
229 #define EIP197_HIA_CDR_THRESH_PROC_PKT(n)	(n)
230 #define EIP197_HIA_CDR_THRESH_PROC_MODE		BIT(22)
231 #define EIP197_HIA_CDR_THRESH_PKT_MODE		BIT(23)
232 #define EIP197_HIA_CDR_THRESH_TIMEOUT(n)	((n) << 24) /* x256 clk cycles */
233 
234 /* EIP197_HIA_RDR_THRESH */
235 #define EIP197_HIA_RDR_THRESH_PROC_PKT(n)	(n)
236 #define EIP197_HIA_RDR_THRESH_PKT_MODE		BIT(23)
237 #define EIP197_HIA_RDR_THRESH_TIMEOUT(n)	((n) << 24) /* x256 clk cycles */
238 
239 /* EIP197_HIA_xDR_PREP_COUNT */
240 #define EIP197_xDR_PREP_CLR_COUNT		BIT(31)
241 
242 /* EIP197_HIA_xDR_PROC_COUNT */
243 #define EIP197_xDR_PROC_xD_PKT_OFFSET		24
244 #define EIP197_xDR_PROC_xD_PKT_MASK		GENMASK(6, 0)
245 #define EIP197_xDR_PROC_xD_PKT(n)		((n) << 24)
246 #define EIP197_xDR_PROC_CLR_COUNT		BIT(31)
247 
248 /* EIP197_HIA_xDR_STAT */
249 #define EIP197_xDR_DMA_ERR			BIT(0)
250 #define EIP197_xDR_PREP_CMD_THRES		BIT(1)
251 #define EIP197_xDR_ERR				BIT(2)
252 #define EIP197_xDR_THRESH			BIT(4)
253 #define EIP197_xDR_TIMEOUT			BIT(5)
254 
255 #define EIP197_HIA_RA_PE_CTRL_RESET		BIT(31)
256 #define EIP197_HIA_RA_PE_CTRL_EN		BIT(30)
257 
258 /* EIP197_HIA_OPTIONS */
259 #define EIP197_N_RINGS_OFFSET			0
260 #define EIP197_N_RINGS_MASK			GENMASK(3, 0)
261 #define EIP197_N_PES_OFFSET			4
262 #define EIP197_N_PES_MASK			GENMASK(4, 0)
263 #define EIP97_N_PES_MASK			GENMASK(2, 0)
264 #define EIP197_HWDATAW_OFFSET			25
265 #define EIP197_HWDATAW_MASK			GENMASK(3, 0)
266 #define EIP97_HWDATAW_MASK			GENMASK(2, 0)
267 #define EIP197_CFSIZE_OFFSET			9
268 #define EIP197_CFSIZE_ADJUST			4
269 #define EIP97_CFSIZE_OFFSET			8
270 #define EIP197_CFSIZE_MASK			GENMASK(2, 0)
271 #define EIP97_CFSIZE_MASK			GENMASK(3, 0)
272 #define EIP197_RFSIZE_OFFSET			12
273 #define EIP197_RFSIZE_ADJUST			4
274 #define EIP97_RFSIZE_OFFSET			12
275 #define EIP197_RFSIZE_MASK			GENMASK(2, 0)
276 #define EIP97_RFSIZE_MASK			GENMASK(3, 0)
277 
278 /* EIP197_HIA_AIC_R_ENABLE_CTRL */
279 #define EIP197_CDR_IRQ(n)			BIT((n) * 2)
280 #define EIP197_RDR_IRQ(n)			BIT((n) * 2 + 1)
281 
282 /* EIP197_HIA_DFE/DSE_CFG */
283 #define EIP197_HIA_DxE_CFG_MIN_DATA_SIZE(n)	((n) << 0)
284 #define EIP197_HIA_DxE_CFG_DATA_CACHE_CTRL(n)	(((n) & 0x7) << 4)
285 #define EIP197_HIA_DxE_CFG_MAX_DATA_SIZE(n)	((n) << 8)
286 #define EIP197_HIA_DSE_CFG_ALWAYS_BUFFERABLE	GENMASK(15, 14)
287 #define EIP197_HIA_DxE_CFG_MIN_CTRL_SIZE(n)	((n) << 16)
288 #define EIP197_HIA_DxE_CFG_CTRL_CACHE_CTRL(n)	(((n) & 0x7) << 20)
289 #define EIP197_HIA_DxE_CFG_MAX_CTRL_SIZE(n)	((n) << 24)
290 #define EIP197_HIA_DFE_CFG_DIS_DEBUG		GENMASK(31, 29)
291 #define EIP197_HIA_DSE_CFG_EN_SINGLE_WR		BIT(29)
292 #define EIP197_HIA_DSE_CFG_DIS_DEBUG		GENMASK(31, 30)
293 
294 /* EIP197_HIA_DFE/DSE_THR_CTRL */
295 #define EIP197_DxE_THR_CTRL_EN			BIT(30)
296 #define EIP197_DxE_THR_CTRL_RESET_PE		BIT(31)
297 
298 /* EIP197_PE_ICE_PUE/FPP_CTRL */
299 #define EIP197_PE_ICE_UENG_START_OFFSET(n)	((n) << 16)
300 #define EIP197_PE_ICE_UENG_INIT_ALIGN_MASK	0x7ff0
301 #define EIP197_PE_ICE_UENG_DEBUG_RESET		BIT(3)
302 
303 /* EIP197_HIA_AIC_G_ENABLED_STAT */
304 #define EIP197_G_IRQ_DFE(n)			BIT((n) << 1)
305 #define EIP197_G_IRQ_DSE(n)			BIT(((n) << 1) + 1)
306 #define EIP197_G_IRQ_RING			BIT(16)
307 #define EIP197_G_IRQ_PE(n)			BIT((n) + 20)
308 
309 /* EIP197_HIA_MST_CTRL */
310 #define RD_CACHE_3BITS				0x5
311 #define WR_CACHE_3BITS				0x3
312 #define RD_CACHE_4BITS				(RD_CACHE_3BITS << 1 | BIT(0))
313 #define WR_CACHE_4BITS				(WR_CACHE_3BITS << 1 | BIT(0))
314 #define EIP197_MST_CTRL_RD_CACHE(n)		(((n) & 0xf) << 0)
315 #define EIP197_MST_CTRL_WD_CACHE(n)		(((n) & 0xf) << 4)
316 #define EIP197_MST_CTRL_TX_MAX_CMD(n)		(((n) & 0xf) << 20)
317 #define EIP197_MST_CTRL_BYTE_SWAP		BIT(24)
318 #define EIP197_MST_CTRL_NO_BYTE_SWAP		BIT(25)
319 #define EIP197_MST_CTRL_BYTE_SWAP_BITS          GENMASK(25, 24)
320 
321 /* EIP197_PE_IN_DBUF/TBUF_THRES */
322 #define EIP197_PE_IN_xBUF_THRES_MIN(n)		((n) << 8)
323 #define EIP197_PE_IN_xBUF_THRES_MAX(n)		((n) << 12)
324 
325 /* EIP197_PE_OUT_DBUF_THRES */
326 #define EIP197_PE_OUT_DBUF_THRES_MIN(n)		((n) << 0)
327 #define EIP197_PE_OUT_DBUF_THRES_MAX(n)		((n) << 4)
328 
329 /* EIP197_PE_ICE_SCRATCH_CTRL */
330 #define EIP197_PE_ICE_SCRATCH_CTRL_CHANGE_TIMER		BIT(2)
331 #define EIP197_PE_ICE_SCRATCH_CTRL_TIMER_EN		BIT(3)
332 #define EIP197_PE_ICE_SCRATCH_CTRL_CHANGE_ACCESS	BIT(24)
333 #define EIP197_PE_ICE_SCRATCH_CTRL_SCRATCH_ACCESS	BIT(25)
334 
335 /* EIP197_PE_ICE_SCRATCH_RAM */
336 #define EIP197_NUM_OF_SCRATCH_BLOCKS		32
337 
338 /* EIP197_PE_ICE_PUE/FPP_CTRL */
339 #define EIP197_PE_ICE_x_CTRL_SW_RESET			BIT(0)
340 #define EIP197_PE_ICE_x_CTRL_CLR_ECC_NON_CORR		BIT(14)
341 #define EIP197_PE_ICE_x_CTRL_CLR_ECC_CORR		BIT(15)
342 
343 /* EIP197_PE_ICE_RAM_CTRL */
344 #define EIP197_PE_ICE_RAM_CTRL_PUE_PROG_EN	BIT(0)
345 #define EIP197_PE_ICE_RAM_CTRL_FPP_PROG_EN	BIT(1)
346 
347 /* EIP197_PE_EIP96_TOKEN_CTRL */
348 #define EIP197_PE_EIP96_TOKEN_CTRL_CTX_UPDATES		BIT(16)
349 #define EIP197_PE_EIP96_TOKEN_CTRL_NO_TOKEN_WAIT	BIT(17)
350 #define EIP197_PE_EIP96_TOKEN_CTRL_ENABLE_TIMEOUT	BIT(22)
351 
352 /* EIP197_PE_EIP96_FUNCTION_EN */
353 #define EIP197_FUNCTION_ALL			0xffffffff
354 
355 /* EIP197_PE_EIP96_CONTEXT_CTRL */
356 #define EIP197_CONTEXT_SIZE(n)			(n)
357 #define EIP197_ADDRESS_MODE			BIT(8)
358 #define EIP197_CONTROL_MODE			BIT(9)
359 
360 /* EIP197_PE_EIP96_TOKEN_CTRL2 */
361 #define EIP197_PE_EIP96_TOKEN_CTRL2_CTX_DONE	BIT(3)
362 
363 /* EIP197_PE_DEBUG */
364 #define EIP197_DEBUG_OCE_BYPASS			BIT(1)
365 
366 /* EIP197_STRC_CONFIG */
367 #define EIP197_STRC_CONFIG_INIT			BIT(31)
368 #define EIP197_STRC_CONFIG_LARGE_REC(s)		(s<<8)
369 #define EIP197_STRC_CONFIG_SMALL_REC(s)		(s<<0)
370 
371 /* EIP197_FLUE_CONFIG */
372 #define EIP197_FLUE_CONFIG_MAGIC		0xc7000004
373 
374 /* Context Control */
375 struct safexcel_context_record {
376 	__le32 control0;
377 	__le32 control1;
378 
379 	__le32 data[40];
380 } __packed;
381 
382 /* control0 */
383 #define CONTEXT_CONTROL_TYPE_NULL_OUT		0x0
384 #define CONTEXT_CONTROL_TYPE_NULL_IN		0x1
385 #define CONTEXT_CONTROL_TYPE_HASH_OUT		0x2
386 #define CONTEXT_CONTROL_TYPE_HASH_IN		0x3
387 #define CONTEXT_CONTROL_TYPE_CRYPTO_OUT		0x4
388 #define CONTEXT_CONTROL_TYPE_CRYPTO_IN		0x5
389 #define CONTEXT_CONTROL_TYPE_ENCRYPT_HASH_OUT	0x6
390 #define CONTEXT_CONTROL_TYPE_DECRYPT_HASH_IN	0x7
391 #define CONTEXT_CONTROL_TYPE_HASH_ENCRYPT_OUT	0xe
392 #define CONTEXT_CONTROL_TYPE_HASH_DECRYPT_IN	0xf
393 #define CONTEXT_CONTROL_RESTART_HASH		BIT(4)
394 #define CONTEXT_CONTROL_NO_FINISH_HASH		BIT(5)
395 #define CONTEXT_CONTROL_SIZE(n)			((n) << 8)
396 #define CONTEXT_CONTROL_KEY_EN			BIT(16)
397 #define CONTEXT_CONTROL_CRYPTO_ALG_DES		(0x0 << 17)
398 #define CONTEXT_CONTROL_CRYPTO_ALG_3DES		(0x2 << 17)
399 #define CONTEXT_CONTROL_CRYPTO_ALG_AES128	(0x5 << 17)
400 #define CONTEXT_CONTROL_CRYPTO_ALG_AES192	(0x6 << 17)
401 #define CONTEXT_CONTROL_CRYPTO_ALG_AES256	(0x7 << 17)
402 #define CONTEXT_CONTROL_CRYPTO_ALG_CHACHA20	(0x8 << 17)
403 #define CONTEXT_CONTROL_CRYPTO_ALG_SM4		(0xd << 17)
404 #define CONTEXT_CONTROL_DIGEST_INITIAL		(0x0 << 21)
405 #define CONTEXT_CONTROL_DIGEST_PRECOMPUTED	(0x1 << 21)
406 #define CONTEXT_CONTROL_DIGEST_XCM		(0x2 << 21)
407 #define CONTEXT_CONTROL_DIGEST_HMAC		(0x3 << 21)
408 #define CONTEXT_CONTROL_CRYPTO_ALG_MD5		(0x0 << 23)
409 #define CONTEXT_CONTROL_CRYPTO_ALG_CRC32	(0x0 << 23)
410 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA1		(0x2 << 23)
411 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA224	(0x4 << 23)
412 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA256	(0x3 << 23)
413 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA384	(0x6 << 23)
414 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA512	(0x5 << 23)
415 #define CONTEXT_CONTROL_CRYPTO_ALG_GHASH	(0x4 << 23)
416 #define CONTEXT_CONTROL_CRYPTO_ALG_XCBC128	(0x1 << 23)
417 #define CONTEXT_CONTROL_CRYPTO_ALG_XCBC192	(0x2 << 23)
418 #define CONTEXT_CONTROL_CRYPTO_ALG_XCBC256	(0x3 << 23)
419 #define CONTEXT_CONTROL_CRYPTO_ALG_SM3		(0x7 << 23)
420 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA3_256	(0xb << 23)
421 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA3_224	(0xc << 23)
422 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA3_512	(0xd << 23)
423 #define CONTEXT_CONTROL_CRYPTO_ALG_SHA3_384	(0xe << 23)
424 #define CONTEXT_CONTROL_CRYPTO_ALG_POLY1305	(0xf << 23)
425 #define CONTEXT_CONTROL_INV_FR			(0x5 << 24)
426 #define CONTEXT_CONTROL_INV_TR			(0x6 << 24)
427 
428 /* control1 */
429 #define CONTEXT_CONTROL_CRYPTO_MODE_ECB		(0 << 0)
430 #define CONTEXT_CONTROL_CRYPTO_MODE_CBC		(1 << 0)
431 #define CONTEXT_CONTROL_CHACHA20_MODE_256_32	(2 << 0)
432 #define CONTEXT_CONTROL_CRYPTO_MODE_OFB		(4 << 0)
433 #define CONTEXT_CONTROL_CRYPTO_MODE_CFB		(5 << 0)
434 #define CONTEXT_CONTROL_CRYPTO_MODE_CTR_LOAD	(6 << 0)
435 #define CONTEXT_CONTROL_CRYPTO_MODE_XTS		(7 << 0)
436 #define CONTEXT_CONTROL_CRYPTO_MODE_XCM		((6 << 0) | BIT(17))
437 #define CONTEXT_CONTROL_CHACHA20_MODE_CALC_OTK	(12 << 0)
438 #define CONTEXT_CONTROL_IV0			BIT(5)
439 #define CONTEXT_CONTROL_IV1			BIT(6)
440 #define CONTEXT_CONTROL_IV2			BIT(7)
441 #define CONTEXT_CONTROL_IV3			BIT(8)
442 #define CONTEXT_CONTROL_DIGEST_CNT		BIT(9)
443 #define CONTEXT_CONTROL_COUNTER_MODE		BIT(10)
444 #define CONTEXT_CONTROL_CRYPTO_STORE		BIT(12)
445 #define CONTEXT_CONTROL_HASH_STORE		BIT(19)
446 
447 #define EIP197_XCM_MODE_GCM			1
448 #define EIP197_XCM_MODE_CCM			2
449 
450 #define EIP197_AEAD_TYPE_IPSEC_ESP		2
451 #define EIP197_AEAD_TYPE_IPSEC_ESP_GMAC		3
452 #define EIP197_AEAD_IPSEC_IV_SIZE		8
453 #define EIP197_AEAD_IPSEC_NONCE_SIZE		4
454 #define EIP197_AEAD_IPSEC_COUNTER_SIZE		4
455 #define EIP197_AEAD_IPSEC_CCM_NONCE_SIZE	3
456 
457 /* The hash counter given to the engine in the context has a granularity of
458  * 64 bits.
459  */
460 #define EIP197_COUNTER_BLOCK_SIZE		64
461 
462 /* EIP197_CS_RAM_CTRL */
463 #define EIP197_TRC_ENABLE_0			BIT(4)
464 #define EIP197_TRC_ENABLE_1			BIT(5)
465 #define EIP197_TRC_ENABLE_2			BIT(6)
466 #define EIP197_TRC_ENABLE_MASK			GENMASK(6, 4)
467 #define EIP197_CS_BANKSEL_MASK			GENMASK(14, 12)
468 #define EIP197_CS_BANKSEL_OFS			12
469 
470 /* EIP197_TRC_PARAMS */
471 #define EIP197_TRC_PARAMS_SW_RESET		BIT(0)
472 #define EIP197_TRC_PARAMS_DATA_ACCESS		BIT(2)
473 #define EIP197_TRC_PARAMS_HTABLE_SZ(x)		((x) << 4)
474 #define EIP197_TRC_PARAMS_BLK_TIMER_SPEED(x)	((x) << 10)
475 #define EIP197_TRC_PARAMS_RC_SZ_LARGE(n)	((n) << 18)
476 
477 /* EIP197_TRC_FREECHAIN */
478 #define EIP197_TRC_FREECHAIN_HEAD_PTR(p)	(p)
479 #define EIP197_TRC_FREECHAIN_TAIL_PTR(p)	((p) << 16)
480 
481 /* EIP197_TRC_PARAMS2 */
482 #define EIP197_TRC_PARAMS2_HTABLE_PTR(p)	(p)
483 #define EIP197_TRC_PARAMS2_RC_SZ_SMALL(n)	((n) << 18)
484 
485 /* Cache helpers */
486 #define EIP197_MIN_DSIZE			1024
487 #define EIP197_MIN_ASIZE			8
488 #define EIP197_CS_TRC_REC_WC			64
489 #define EIP197_CS_RC_SIZE			(4 * sizeof(u32))
490 #define EIP197_CS_RC_NEXT(x)			(x)
491 #define EIP197_CS_RC_PREV(x)			((x) << 10)
492 #define EIP197_RC_NULL				0x3ff
493 
494 /* Result data */
495 struct result_data_desc {
496 	u32 packet_length:17;
497 	u32 error_code:15;
498 
499 	u8 bypass_length:4;
500 	u8 e15:1;
501 	u16 rsvd0;
502 	u8 hash_bytes:1;
503 	u8 hash_length:6;
504 	u8 generic_bytes:1;
505 	u8 checksum:1;
506 	u8 next_header:1;
507 	u8 length:1;
508 
509 	u16 application_id;
510 	u16 rsvd1;
511 
512 	u32 rsvd2[5];
513 } __packed;
514 
515 
516 /* Basic Result Descriptor format */
517 struct safexcel_result_desc {
518 	u32 particle_size:17;
519 	u8 rsvd0:3;
520 	u8 descriptor_overflow:1;
521 	u8 buffer_overflow:1;
522 	u8 last_seg:1;
523 	u8 first_seg:1;
524 	u16 result_size:8;
525 
526 	u32 rsvd1;
527 
528 	u32 data_lo;
529 	u32 data_hi;
530 } __packed;
531 
532 /*
533  * The EIP(1)97 only needs to fetch the descriptor part of
534  * the result descriptor, not the result token part!
535  */
536 #define EIP197_RD64_FETCH_SIZE		(sizeof(struct safexcel_result_desc) /\
537 					 sizeof(u32))
538 #define EIP197_RD64_RESULT_SIZE		(sizeof(struct result_data_desc) /\
539 					 sizeof(u32))
540 
541 struct safexcel_token {
542 	u32 packet_length:17;
543 	u8 stat:2;
544 	u16 instructions:9;
545 	u8 opcode:4;
546 } __packed;
547 
548 #define EIP197_TOKEN_HASH_RESULT_VERIFY		BIT(16)
549 
550 #define EIP197_TOKEN_CTX_OFFSET(x)		(x)
551 #define EIP197_TOKEN_DIRECTION_EXTERNAL		BIT(11)
552 #define EIP197_TOKEN_EXEC_IF_SUCCESSFUL		(0x1 << 12)
553 
554 #define EIP197_TOKEN_STAT_LAST_HASH		BIT(0)
555 #define EIP197_TOKEN_STAT_LAST_PACKET		BIT(1)
556 #define EIP197_TOKEN_OPCODE_DIRECTION		0x0
557 #define EIP197_TOKEN_OPCODE_INSERT		0x2
558 #define EIP197_TOKEN_OPCODE_NOOP		EIP197_TOKEN_OPCODE_INSERT
559 #define EIP197_TOKEN_OPCODE_RETRIEVE		0x4
560 #define EIP197_TOKEN_OPCODE_INSERT_REMRES	0xa
561 #define EIP197_TOKEN_OPCODE_VERIFY		0xd
562 #define EIP197_TOKEN_OPCODE_CTX_ACCESS		0xe
563 #define EIP197_TOKEN_OPCODE_BYPASS		GENMASK(3, 0)
564 
565 static inline void eip197_noop_token(struct safexcel_token *token)
566 {
567 	token->opcode = EIP197_TOKEN_OPCODE_NOOP;
568 	token->packet_length = BIT(2);
569 	token->stat = 0;
570 	token->instructions = 0;
571 }
572 
573 /* Instructions */
574 #define EIP197_TOKEN_INS_INSERT_HASH_DIGEST	0x1c
575 #define EIP197_TOKEN_INS_ORIGIN_IV0		0x14
576 #define EIP197_TOKEN_INS_ORIGIN_TOKEN		0x1b
577 #define EIP197_TOKEN_INS_ORIGIN_LEN(x)		((x) << 5)
578 #define EIP197_TOKEN_INS_TYPE_OUTPUT		BIT(5)
579 #define EIP197_TOKEN_INS_TYPE_HASH		BIT(6)
580 #define EIP197_TOKEN_INS_TYPE_CRYPTO		BIT(7)
581 #define EIP197_TOKEN_INS_LAST			BIT(8)
582 
583 /* Processing Engine Control Data  */
584 struct safexcel_control_data_desc {
585 	u32 packet_length:17;
586 	u16 options:13;
587 	u8 type:2;
588 
589 	u16 application_id;
590 	u16 rsvd;
591 
592 	u32 context_lo;
593 	u32 context_hi;
594 
595 	u32 control0;
596 	u32 control1;
597 
598 	u32 token[EIP197_EMB_TOKENS];
599 } __packed;
600 
601 #define EIP197_OPTION_MAGIC_VALUE	BIT(0)
602 #define EIP197_OPTION_64BIT_CTX		BIT(1)
603 #define EIP197_OPTION_RC_AUTO		(0x2 << 3)
604 #define EIP197_OPTION_CTX_CTRL_IN_CMD	BIT(8)
605 #define EIP197_OPTION_2_TOKEN_IV_CMD	GENMASK(11, 10)
606 #define EIP197_OPTION_4_TOKEN_IV_CMD	GENMASK(11, 9)
607 
608 #define EIP197_TYPE_BCLA		0x0
609 #define EIP197_TYPE_EXTENDED		0x3
610 #define EIP197_CONTEXT_SMALL		0x2
611 #define EIP197_CONTEXT_SIZE_MASK	0x3
612 
613 /* Basic Command Descriptor format */
614 struct safexcel_command_desc {
615 	u32 particle_size:17;
616 	u8 rsvd0:5;
617 	u8 last_seg:1;
618 	u8 first_seg:1;
619 	u8 additional_cdata_size:8;
620 
621 	u32 rsvd1;
622 
623 	u32 data_lo;
624 	u32 data_hi;
625 
626 	u32 atok_lo;
627 	u32 atok_hi;
628 
629 	struct safexcel_control_data_desc control_data;
630 } __packed;
631 
632 #define EIP197_CD64_FETCH_SIZE		(sizeof(struct safexcel_command_desc) /\
633 					sizeof(u32))
634 
635 /*
636  * Internal structures & functions
637  */
638 
639 #define EIP197_FW_TERMINAL_NOPS		2
640 #define EIP197_FW_START_POLLCNT		16
641 #define EIP197_FW_PUE_READY		0x14
642 #define EIP197_FW_FPP_READY		0x18
643 
644 enum eip197_fw {
645 	FW_IFPP = 0,
646 	FW_IPUE,
647 	FW_NB
648 };
649 
650 struct safexcel_desc_ring {
651 	void *base;
652 	void *shbase;
653 	void *base_end;
654 	void *shbase_end;
655 	dma_addr_t base_dma;
656 	dma_addr_t shbase_dma;
657 
658 	/* write and read pointers */
659 	void *write;
660 	void *shwrite;
661 	void *read;
662 
663 	/* descriptor element offset */
664 	unsigned int offset;
665 	unsigned int shoffset;
666 };
667 
668 enum safexcel_alg_type {
669 	SAFEXCEL_ALG_TYPE_SKCIPHER,
670 	SAFEXCEL_ALG_TYPE_AEAD,
671 	SAFEXCEL_ALG_TYPE_AHASH,
672 };
673 
674 struct safexcel_config {
675 	u32 pes;
676 	u32 rings;
677 
678 	u32 cd_size;
679 	u32 cd_offset;
680 	u32 cdsh_offset;
681 
682 	u32 rd_size;
683 	u32 rd_offset;
684 	u32 res_offset;
685 };
686 
687 struct safexcel_work_data {
688 	struct work_struct work;
689 	struct safexcel_crypto_priv *priv;
690 	int ring;
691 };
692 
693 struct safexcel_ring {
694 	spinlock_t lock;
695 
696 	struct workqueue_struct *workqueue;
697 	struct safexcel_work_data work_data;
698 
699 	/* command/result rings */
700 	struct safexcel_desc_ring cdr;
701 	struct safexcel_desc_ring rdr;
702 
703 	/* result ring crypto API request */
704 	struct crypto_async_request **rdr_req;
705 
706 	/* queue */
707 	struct crypto_queue queue;
708 	spinlock_t queue_lock;
709 
710 	/* Number of requests in the engine. */
711 	int requests;
712 
713 	/* The ring is currently handling at least one request */
714 	bool busy;
715 
716 	/* Store for current requests when bailing out of the dequeueing
717 	 * function when no enough resources are available.
718 	 */
719 	struct crypto_async_request *req;
720 	struct crypto_async_request *backlog;
721 
722 	/* irq of this ring */
723 	int irq;
724 };
725 
726 /* EIP integration context flags */
727 enum safexcel_eip_version {
728 	/* Platform (EIP integration context) specifier */
729 	EIP97IES_MRVL,
730 	EIP197B_MRVL,
731 	EIP197D_MRVL,
732 	EIP197_DEVBRD
733 };
734 
735 /* Priority we use for advertising our algorithms */
736 #define SAFEXCEL_CRA_PRIORITY		300
737 
738 /* SM3 digest result for zero length message */
739 #define EIP197_SM3_ZEROM_HASH	"\x1A\xB2\x1D\x83\x55\xCF\xA1\x7F" \
740 				"\x8E\x61\x19\x48\x31\xE8\x1A\x8F" \
741 				"\x22\xBE\xC8\xC7\x28\xFE\xFB\x74" \
742 				"\x7E\xD0\x35\xEB\x50\x82\xAA\x2B"
743 
744 /* EIP algorithm presence flags */
745 enum safexcel_eip_algorithms {
746 	SAFEXCEL_ALG_BC0      = BIT(5),
747 	SAFEXCEL_ALG_SM4      = BIT(6),
748 	SAFEXCEL_ALG_SM3      = BIT(7),
749 	SAFEXCEL_ALG_CHACHA20 = BIT(8),
750 	SAFEXCEL_ALG_POLY1305 = BIT(9),
751 	SAFEXCEL_SEQMASK_256   = BIT(10),
752 	SAFEXCEL_SEQMASK_384   = BIT(11),
753 	SAFEXCEL_ALG_AES      = BIT(12),
754 	SAFEXCEL_ALG_AES_XFB  = BIT(13),
755 	SAFEXCEL_ALG_DES      = BIT(15),
756 	SAFEXCEL_ALG_DES_XFB  = BIT(16),
757 	SAFEXCEL_ALG_ARC4     = BIT(18),
758 	SAFEXCEL_ALG_AES_XTS  = BIT(20),
759 	SAFEXCEL_ALG_WIRELESS = BIT(21),
760 	SAFEXCEL_ALG_MD5      = BIT(22),
761 	SAFEXCEL_ALG_SHA1     = BIT(23),
762 	SAFEXCEL_ALG_SHA2_256 = BIT(25),
763 	SAFEXCEL_ALG_SHA2_512 = BIT(26),
764 	SAFEXCEL_ALG_XCBC_MAC = BIT(27),
765 	SAFEXCEL_ALG_CBC_MAC_ALL = BIT(29),
766 	SAFEXCEL_ALG_GHASH    = BIT(30),
767 	SAFEXCEL_ALG_SHA3     = BIT(31),
768 };
769 
770 struct safexcel_register_offsets {
771 	u32 hia_aic;
772 	u32 hia_aic_g;
773 	u32 hia_aic_r;
774 	u32 hia_aic_xdr;
775 	u32 hia_dfe;
776 	u32 hia_dfe_thr;
777 	u32 hia_dse;
778 	u32 hia_dse_thr;
779 	u32 hia_gen_cfg;
780 	u32 pe;
781 	u32 global;
782 };
783 
784 enum safexcel_flags {
785 	EIP197_TRC_CACHE	= BIT(0),
786 	SAFEXCEL_HW_EIP197	= BIT(1),
787 	EIP197_PE_ARB		= BIT(2),
788 	EIP197_ICE		= BIT(3),
789 	EIP197_SIMPLE_TRC	= BIT(4),
790 	EIP197_OCE		= BIT(5),
791 };
792 
793 struct safexcel_hwconfig {
794 	enum safexcel_eip_algorithms algo_flags;
795 	int hwver;
796 	int hiaver;
797 	int ppver;
798 	int icever;
799 	int pever;
800 	int ocever;
801 	int psever;
802 	int hwdataw;
803 	int hwcfsize;
804 	int hwrfsize;
805 	int hwnumpes;
806 	int hwnumrings;
807 	int hwnumraic;
808 };
809 
810 struct safexcel_crypto_priv {
811 	void __iomem *base;
812 	struct device *dev;
813 	struct clk *clk;
814 	struct clk *reg_clk;
815 	struct safexcel_config config;
816 
817 	enum safexcel_eip_version version;
818 	struct safexcel_register_offsets offsets;
819 	struct safexcel_hwconfig hwconfig;
820 	u32 flags;
821 
822 	/* context DMA pool */
823 	struct dma_pool *context_pool;
824 
825 	atomic_t ring_used;
826 
827 	struct safexcel_ring *ring;
828 };
829 
830 struct safexcel_context {
831 	int (*send)(struct crypto_async_request *req, int ring,
832 		    int *commands, int *results);
833 	int (*handle_result)(struct safexcel_crypto_priv *priv, int ring,
834 			     struct crypto_async_request *req, bool *complete,
835 			     int *ret);
836 	struct safexcel_context_record *ctxr;
837 	struct safexcel_crypto_priv *priv;
838 	dma_addr_t ctxr_dma;
839 
840 	union {
841 		__le32 le[SHA3_512_BLOCK_SIZE / 4];
842 		__be32 be[SHA3_512_BLOCK_SIZE / 4];
843 		u32 word[SHA3_512_BLOCK_SIZE / 4];
844 		u8 byte[SHA3_512_BLOCK_SIZE];
845 	} ipad, opad;
846 
847 	int ring;
848 	bool needs_inv;
849 	bool exit_inv;
850 };
851 
852 #define HASH_CACHE_SIZE			SHA512_BLOCK_SIZE
853 
854 struct safexcel_ahash_export_state {
855 	u64 len;
856 	u64 processed;
857 
858 	u32 digest;
859 
860 	u32 state[SHA512_DIGEST_SIZE / sizeof(u32)];
861 	u8 cache[HASH_CACHE_SIZE];
862 };
863 
864 /*
865  * Template structure to describe the algorithms in order to register them.
866  * It also has the purpose to contain our private structure and is actually
867  * the only way I know in this framework to avoid having global pointers...
868  */
869 struct safexcel_alg_template {
870 	struct safexcel_crypto_priv *priv;
871 	enum safexcel_alg_type type;
872 	enum safexcel_eip_algorithms algo_mask;
873 	union {
874 		struct skcipher_alg skcipher;
875 		struct aead_alg aead;
876 		struct ahash_alg ahash;
877 	} alg;
878 };
879 
880 struct safexcel_inv_result {
881 	struct completion completion;
882 	int error;
883 };
884 
885 void safexcel_dequeue(struct safexcel_crypto_priv *priv, int ring);
886 int safexcel_rdesc_check_errors(struct safexcel_crypto_priv *priv,
887 				void *rdp);
888 void safexcel_complete(struct safexcel_crypto_priv *priv, int ring);
889 int safexcel_invalidate_cache(struct crypto_async_request *async,
890 			      struct safexcel_crypto_priv *priv,
891 			      dma_addr_t ctxr_dma, int ring);
892 int safexcel_init_ring_descriptors(struct safexcel_crypto_priv *priv,
893 				   struct safexcel_desc_ring *cdr,
894 				   struct safexcel_desc_ring *rdr);
895 int safexcel_select_ring(struct safexcel_crypto_priv *priv);
896 void *safexcel_ring_next_rptr(struct safexcel_crypto_priv *priv,
897 			      struct safexcel_desc_ring *ring);
898 void *safexcel_ring_first_rptr(struct safexcel_crypto_priv *priv, int  ring);
899 void safexcel_ring_rollback_wptr(struct safexcel_crypto_priv *priv,
900 				 struct safexcel_desc_ring *ring);
901 struct safexcel_command_desc *safexcel_add_cdesc(struct safexcel_crypto_priv *priv,
902 						 int ring_id,
903 						 bool first, bool last,
904 						 dma_addr_t data, u32 len,
905 						 u32 full_data_len,
906 						 dma_addr_t context,
907 						 struct safexcel_token **atoken);
908 struct safexcel_result_desc *safexcel_add_rdesc(struct safexcel_crypto_priv *priv,
909 						 int ring_id,
910 						bool first, bool last,
911 						dma_addr_t data, u32 len);
912 int safexcel_ring_first_rdr_index(struct safexcel_crypto_priv *priv,
913 				  int ring);
914 int safexcel_ring_rdr_rdesc_index(struct safexcel_crypto_priv *priv,
915 				  int ring,
916 				  struct safexcel_result_desc *rdesc);
917 void safexcel_rdr_req_set(struct safexcel_crypto_priv *priv,
918 			  int ring,
919 			  struct safexcel_result_desc *rdesc,
920 			  struct crypto_async_request *req);
921 inline struct crypto_async_request *
922 safexcel_rdr_req_get(struct safexcel_crypto_priv *priv, int ring);
923 void safexcel_inv_complete(struct crypto_async_request *req, int error);
924 int safexcel_hmac_setkey(struct safexcel_context *base, const u8 *key,
925 			 unsigned int keylen, const char *alg,
926 			 unsigned int state_sz);
927 
928 /* available algorithms */
929 extern struct safexcel_alg_template safexcel_alg_ecb_des;
930 extern struct safexcel_alg_template safexcel_alg_cbc_des;
931 extern struct safexcel_alg_template safexcel_alg_ecb_des3_ede;
932 extern struct safexcel_alg_template safexcel_alg_cbc_des3_ede;
933 extern struct safexcel_alg_template safexcel_alg_ecb_aes;
934 extern struct safexcel_alg_template safexcel_alg_cbc_aes;
935 extern struct safexcel_alg_template safexcel_alg_cfb_aes;
936 extern struct safexcel_alg_template safexcel_alg_ofb_aes;
937 extern struct safexcel_alg_template safexcel_alg_ctr_aes;
938 extern struct safexcel_alg_template safexcel_alg_md5;
939 extern struct safexcel_alg_template safexcel_alg_sha1;
940 extern struct safexcel_alg_template safexcel_alg_sha224;
941 extern struct safexcel_alg_template safexcel_alg_sha256;
942 extern struct safexcel_alg_template safexcel_alg_sha384;
943 extern struct safexcel_alg_template safexcel_alg_sha512;
944 extern struct safexcel_alg_template safexcel_alg_hmac_md5;
945 extern struct safexcel_alg_template safexcel_alg_hmac_sha1;
946 extern struct safexcel_alg_template safexcel_alg_hmac_sha224;
947 extern struct safexcel_alg_template safexcel_alg_hmac_sha256;
948 extern struct safexcel_alg_template safexcel_alg_hmac_sha384;
949 extern struct safexcel_alg_template safexcel_alg_hmac_sha512;
950 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_aes;
951 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_aes;
952 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_aes;
953 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_aes;
954 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_aes;
955 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des3_ede;
956 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_ctr_aes;
957 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_ctr_aes;
958 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_ctr_aes;
959 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_ctr_aes;
960 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_ctr_aes;
961 extern struct safexcel_alg_template safexcel_alg_xts_aes;
962 extern struct safexcel_alg_template safexcel_alg_gcm;
963 extern struct safexcel_alg_template safexcel_alg_ccm;
964 extern struct safexcel_alg_template safexcel_alg_crc32;
965 extern struct safexcel_alg_template safexcel_alg_cbcmac;
966 extern struct safexcel_alg_template safexcel_alg_xcbcmac;
967 extern struct safexcel_alg_template safexcel_alg_cmac;
968 extern struct safexcel_alg_template safexcel_alg_chacha20;
969 extern struct safexcel_alg_template safexcel_alg_chachapoly;
970 extern struct safexcel_alg_template safexcel_alg_chachapoly_esp;
971 extern struct safexcel_alg_template safexcel_alg_sm3;
972 extern struct safexcel_alg_template safexcel_alg_hmac_sm3;
973 extern struct safexcel_alg_template safexcel_alg_ecb_sm4;
974 extern struct safexcel_alg_template safexcel_alg_cbc_sm4;
975 extern struct safexcel_alg_template safexcel_alg_ofb_sm4;
976 extern struct safexcel_alg_template safexcel_alg_cfb_sm4;
977 extern struct safexcel_alg_template safexcel_alg_ctr_sm4;
978 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_sm4;
979 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sm3_cbc_sm4;
980 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_ctr_sm4;
981 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sm3_ctr_sm4;
982 extern struct safexcel_alg_template safexcel_alg_sha3_224;
983 extern struct safexcel_alg_template safexcel_alg_sha3_256;
984 extern struct safexcel_alg_template safexcel_alg_sha3_384;
985 extern struct safexcel_alg_template safexcel_alg_sha3_512;
986 extern struct safexcel_alg_template safexcel_alg_hmac_sha3_224;
987 extern struct safexcel_alg_template safexcel_alg_hmac_sha3_256;
988 extern struct safexcel_alg_template safexcel_alg_hmac_sha3_384;
989 extern struct safexcel_alg_template safexcel_alg_hmac_sha3_512;
990 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_des;
991 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_des3_ede;
992 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_des3_ede;
993 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_des3_ede;
994 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_des3_ede;
995 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_des;
996 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_des;
997 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_cbc_des;
998 extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_cbc_des;
999 extern struct safexcel_alg_template safexcel_alg_rfc4106_gcm;
1000 extern struct safexcel_alg_template safexcel_alg_rfc4543_gcm;
1001 extern struct safexcel_alg_template safexcel_alg_rfc4309_ccm;
1002 
1003 #endif
1004