crypto/caam/desc_constr.h

12 #include "desc.h"
54 #define PRINT_POS do { printk(KERN_DEBUG "%02d: %s\n", desc_len(desc),\
84 static inline int desc_len(u32 * const desc)
86 	return caam32_to_cpu(*desc) & HDR_DESCLEN_MASK;
89 static inline int desc_bytes(void * const desc)
91 	return desc_len(desc) * CAAM_CMD_SZ;
94 static inline u32 *desc_end(u32 * const desc)
96 	return desc + desc_len(desc);
99 static inline void *sh_desc_pdb(u32 * const desc)
101 	return desc + 1;
104 static inline void init_desc(u32 * const desc, u32 options)
106 	*desc = cpu_to_caam32((options | HDR_ONE) + 1);
109 static inline void init_sh_desc(u32 * const desc, u32 options)
112 	init_desc(desc, CMD_SHARED_DESC_HDR | options);
115 static inline void init_sh_desc_pdb(u32 * const desc, u32 options,
120 	init_sh_desc(desc, (((pdb_len + 1) << HDR_START_IDX_SHIFT) + pdb_len) |
124 static inline void init_job_desc(u32 * const desc, u32 options)
126 	init_desc(desc, CMD_DESC_HDR | options);
129 static inline void init_job_desc_pdb(u32 * const desc, u32 options,
134 	init_job_desc(desc, (((pdb_len + 1) << HDR_START_IDX_SHIFT)) | options);
137 static inline void append_ptr(u32 * const desc, dma_addr_t ptr)
140 		dma_addr_t *offset = (dma_addr_t *)desc_end(desc);
144 		u32 *offset = (u32 *)desc_end(desc);
149 	(*desc) = cpu_to_caam32(caam32_to_cpu(*desc) +
153 static inline void init_job_desc_shared(u32 * const desc, dma_addr_t ptr,
157 	init_job_desc(desc, HDR_SHARED | options |
159 	append_ptr(desc, ptr);
162 static inline void append_data(u32 * const desc, const void *data, int len)
164 	u32 *offset = desc_end(desc);
170 	(*desc) = cpu_to_caam32(caam32_to_cpu(*desc) +
174 static inline void append_cmd(u32 * const desc, u32 command)
176 	u32 *cmd = desc_end(desc);
180 	(*desc) = cpu_to_caam32(caam32_to_cpu(*desc) + 1);
185 static inline void append_u64(u32 * const desc, u64 data)
187 	u32 *offset = desc_end(desc);
198 	(*desc) = cpu_to_caam32(caam32_to_cpu(*desc) + 2);
202 static inline u32 *write_cmd(u32 * const desc, u32 command)
204 	*desc = cpu_to_caam32(command);
206 	return desc + 1;
209 static inline void append_cmd_ptr(u32 * const desc, dma_addr_t ptr, int len,
212 	append_cmd(desc, command | len);
213 	append_ptr(desc, ptr);
217 static inline void append_cmd_ptr_extlen(u32 * const desc, dma_addr_t ptr,
220 	append_cmd(desc, command);
222 		append_ptr(desc, ptr);
223 	append_cmd(desc, len);
226 static inline void append_cmd_data(u32 * const desc, const void *data, int len,
229 	append_cmd(desc, command | IMMEDIATE | len);
230 	append_data(desc, data, len);
234 static inline u32 *append_##cmd(u32 * const desc, u32 options) \
236 	u32 *cmd = desc_end(desc); \
238 	append_cmd(desc, CMD_##op | options); \
245 static inline void set_jump_tgt_here(u32 * const desc, u32 *jump_cmd)
248 				  (desc_len(desc) - (jump_cmd - desc)));
251 static inline void set_move_tgt_here(u32 * const desc, u32 *move_cmd)
256 	val |= (desc_len(desc) << (MOVE_OFFSET_SHIFT + 2)) & MOVE_OFFSET_MASK;
261 static inline void append_##cmd(u32 * const desc, u32 options) \
264 	append_cmd(desc, CMD_##op | options); \
269 static inline void append_##cmd(u32 * const desc, unsigned int len, \
273 	append_cmd(desc, CMD_##op | len | options); \
282 static inline void append_##cmd(u32 * const desc, dma_addr_t ptr, \
286 	append_cmd_ptr(desc, ptr, len, CMD_##op | options); \
293 static inline void append_store(u32 * const desc, dma_addr_t ptr,
300 	append_cmd(desc, CMD_STORE | options | len);
307 		append_ptr(desc, ptr);
311 static inline void append_seq_##cmd##_ptr_intlen(u32 * const desc, \
318 		append_cmd(desc, CMD_SEQ_##op##_PTR | len | options); \
320 		append_cmd_ptr(desc, ptr, len, CMD_SEQ_##op##_PTR | options); \
326 static inline void append_##cmd##_as_imm(u32 * const desc, const void *data, \
330 	append_cmd_data(desc, data, len, CMD_##op | options); \
336 static inline void append_##cmd##_extlen(u32 * const desc, dma_addr_t ptr, \
340 	append_cmd_ptr_extlen(desc, ptr, len, CMD_##op | SQIN_EXT | options); \
350 static inline void append_##cmd(u32 * const desc, dma_addr_t ptr, \
355 		append_##cmd##_extlen(desc, ptr, len, options); \
357 		append_##cmd##_intlen(desc, ptr, len, options); \
367 static inline void append_##cmd##_as_imm(u32 * const desc, const void *data, \
372 	append_cmd(desc, CMD_##op | IMMEDIATE | len | options); \
373 	append_data(desc, data, data_len); \
378 static inline void append_##cmd##_imm_##type(u32 * const desc, type immediate, \
383 		append_cmd(desc, CMD_##op | IMMEDIATE | options); \
385 		append_cmd(desc, CMD_##op | IMMEDIATE | options | \
387 	append_cmd(desc, immediate); \
396 static inline void append_##cmd##_imm_##ee##size(u32 *desc, \
402 	append_cmd(desc, CMD_##op | IMMEDIATE | options | sizeof(data)); \
403 	append_data(desc, &data, sizeof(data)); \
412 #define APPEND_MATH(op, desc, dest, src_0, src_1, len) \
413 append_cmd(desc, CMD_MATH | MATH_FUN_##op | MATH_DEST_##dest | \
416 #define append_math_add(desc, dest, src0, src1, len) \
417 	APPEND_MATH(ADD, desc, dest, src0, src1, len)
418 #define append_math_sub(desc, dest, src0, src1, len) \
419 	APPEND_MATH(SUB, desc, dest, src0, src1, len)
420 #define append_math_add_c(desc, dest, src0, src1, len) \
421 	APPEND_MATH(ADDC, desc, dest, src0, src1, len)
422 #define append_math_sub_b(desc, dest, src0, src1, len) \
423 	APPEND_MATH(SUBB, desc, dest, src0, src1, len)
424 #define append_math_and(desc, dest, src0, src1, len) \
425 	APPEND_MATH(AND, desc, dest, src0, src1, len)
426 #define append_math_or(desc, dest, src0, src1, len) \
427 	APPEND_MATH(OR, desc, dest, src0, src1, len)
428 #define append_math_xor(desc, dest, src0, src1, len) \
429 	APPEND_MATH(XOR, desc, dest, src0, src1, len)
430 #define append_math_lshift(desc, dest, src0, src1, len) \
431 	APPEND_MATH(LSHIFT, desc, dest, src0, src1, len)
432 #define append_math_rshift(desc, dest, src0, src1, len) \
433 	APPEND_MATH(RSHIFT, desc, dest, src0, src1, len)
434 #define append_math_ldshift(desc, dest, src0, src1, len) \
435 	APPEND_MATH(SHLD, desc, dest, src0, src1, len)
438 #define APPEND_MATH_IMM_u32(op, desc, dest, src_0, src_1, data) \
440 	APPEND_MATH(op, desc, dest, src_0, src_1, CAAM_CMD_SZ); \
441 	append_cmd(desc, data); \
444 #define append_math_add_imm_u32(desc, dest, src0, src1, data) \
445 	APPEND_MATH_IMM_u32(ADD, desc, dest, src0, src1, data)
446 #define append_math_sub_imm_u32(desc, dest, src0, src1, data) \
447 	APPEND_MATH_IMM_u32(SUB, desc, dest, src0, src1, data)
448 #define append_math_add_c_imm_u32(desc, dest, src0, src1, data) \
449 	APPEND_MATH_IMM_u32(ADDC, desc, dest, src0, src1, data)
450 #define append_math_sub_b_imm_u32(desc, dest, src0, src1, data) \
451 	APPEND_MATH_IMM_u32(SUBB, desc, dest, src0, src1, data)
452 #define append_math_and_imm_u32(desc, dest, src0, src1, data) \
453 	APPEND_MATH_IMM_u32(AND, desc, dest, src0, src1, data)
454 #define append_math_or_imm_u32(desc, dest, src0, src1, data) \
455 	APPEND_MATH_IMM_u32(OR, desc, dest, src0, src1, data)
456 #define append_math_xor_imm_u32(desc, dest, src0, src1, data) \
457 	APPEND_MATH_IMM_u32(XOR, desc, dest, src0, src1, data)
458 #define append_math_lshift_imm_u32(desc, dest, src0, src1, data) \
459 	APPEND_MATH_IMM_u32(LSHIFT, desc, dest, src0, src1, data)
460 #define append_math_rshift_imm_u32(desc, dest, src0, src1, data) \
461 	APPEND_MATH_IMM_u32(RSHIFT, desc, dest, src0, src1, data)
464 #define APPEND_MATH_IMM_u64(op, desc, dest, src_0, src_1, data) \
467 	APPEND_MATH(op, desc, dest, src_0, src_1, CAAM_CMD_SZ * 2 | \
470 		append_u64(desc, data); \
472 		append_u32(desc, lower_32_bits(data)); \
475 #define append_math_add_imm_u64(desc, dest, src0, src1, data) \
476 	APPEND_MATH_IMM_u64(ADD, desc, dest, src0, src1, data)
477 #define append_math_sub_imm_u64(desc, dest, src0, src1, data) \
478 	APPEND_MATH_IMM_u64(SUB, desc, dest, src0, src1, data)
479 #define append_math_add_c_imm_u64(desc, dest, src0, src1, data) \
480 	APPEND_MATH_IMM_u64(ADDC, desc, dest, src0, src1, data)
481 #define append_math_sub_b_imm_u64(desc, dest, src0, src1, data) \
482 	APPEND_MATH_IMM_u64(SUBB, desc, dest, src0, src1, data)
483 #define append_math_and_imm_u64(desc, dest, src0, src1, data) \
484 	APPEND_MATH_IMM_u64(AND, desc, dest, src0, src1, data)
485 #define append_math_or_imm_u64(desc, dest, src0, src1, data) \
486 	APPEND_MATH_IMM_u64(OR, desc, dest, src0, src1, data)
487 #define append_math_xor_imm_u64(desc, dest, src0, src1, data) \
488 	APPEND_MATH_IMM_u64(XOR, desc, dest, src0, src1, data)
489 #define append_math_lshift_imm_u64(desc, dest, src0, src1, data) \
490 	APPEND_MATH_IMM_u64(LSHIFT, desc, dest, src0, src1, data)
491 #define append_math_rshift_imm_u64(desc, dest, src0, src1, data) \
492 	APPEND_MATH_IMM_u64(RSHIFT, desc, dest, src0, src1, data)
555  * @desc: pointer to buffer used for descriptor construction
562 static inline void append_proto_dkp(u32 * const desc, struct alginfo *adata)
577 			append_operation(desc, OP_TYPE_UNI_PROTOCOL | protid |
580 			append_ptr(desc, adata->key_dma);
585 			append_operation(desc, OP_TYPE_UNI_PROTOCOL | protid |
588 			append_data(desc, adata->key_virt, adata->keylen);
597 			(*desc) = cpu_to_caam32(caam32_to_cpu(*desc) + words);
599 		append_operation(desc, OP_TYPE_UNI_PROTOCOL | protid |
602 		append_ptr(desc, adata->key_dma);