136 #define IS_CHAINING_MODE(mod, cr) \  argument
137 	(((cr) & _SAES_CR_CHMOD_MASK) == (_SAES_CR_CHMOD_##mod << _SAES_CR_CHMOD_SHIFT))
139 #define SET_CHAINING_MODE(mod, cr) \  argument
140 	mmio_clrsetbits_32((cr), _SAES_CR_CHMOD_MASK, _SAES_CR_CHMOD_##mod << _SAES_CR_CHMOD_SHIFT)
175 static bool does_chaining_mode_need_iv(uint32_t cr)  in does_chaining_mode_need_iv()  argument
177 	return !(IS_CHAINING_MODE(ECB, cr));  in does_chaining_mode_need_iv()
180 static bool is_encrypt(uint32_t cr)  in is_encrypt()  argument
182 	return (cr & _SAES_CR_MODE_MASK) == (_SAES_CR_MODE_ENC << _SAES_CR_MODE_SHIFT);  in is_encrypt()
185 static bool is_decrypt(uint32_t cr)  in is_decrypt()  argument
187 	return (cr & _SAES_CR_MODE_MASK) == (_SAES_CR_MODE_DEC << _SAES_CR_MODE_SHIFT);  in is_decrypt()
247 	if (does_chaining_mode_need_iv(ctx->cr)) {  in saes_write_iv()
261 	if ((ctx->cr & _SAES_CR_KEYSEL_MASK) == (_SAES_CR_KEYSEL_SOFT << _SAES_CR_KEYSEL_SHIFT)) {  in saes_write_key()
268 		if ((ctx->cr & _SAES_CR_KEYSIZE) == _SAES_CR_KEYSIZE) {  in saes_write_key()
283 	if ((ctx->cr & _SAES_CR_KEYSIZE) != 0U) {  in saes_prepare_key()
292 	if ((IS_CHAINING_MODE(ECB, ctx->cr) || IS_CHAINING_MODE(CBC, ctx->cr)) &&  in saes_prepare_key()
293 	    is_decrypt(ctx->cr)) {  in saes_prepare_key()
327 	ctx->cr = mmio_read_32(ctx->base + _SAES_CR);  in save_context()
330 	if (does_chaining_mode_need_iv(ctx->cr)) {  in save_context()
360 	mmio_write_32(ctx->base + _SAES_CR, ctx->cr);  in restore_context()
429 	ctx->cr = _SAES_CR_RESET_VALUE;  in stm32_saes_init()
440 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_MODE_MASK,  in stm32_saes_init()
444 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_MODE_MASK,  in stm32_saes_init()
451 		SET_CHAINING_MODE(ECB, (uintptr_t)&(ctx->cr));  in stm32_saes_init()
454 		SET_CHAINING_MODE(CBC, (uintptr_t)&(ctx->cr));  in stm32_saes_init()
457 		SET_CHAINING_MODE(CTR, (uintptr_t)&(ctx->cr));  in stm32_saes_init()
460 		SET_CHAINING_MODE(GCM, (uintptr_t)&(ctx->cr));  in stm32_saes_init()
463 		SET_CHAINING_MODE(CCM, (uintptr_t)&(ctx->cr));  in stm32_saes_init()
477 	mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_DATATYPE_MASK,  in stm32_saes_init()
483 		mmio_clrbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSIZE);  in stm32_saes_init()
486 		mmio_setbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSIZE);  in stm32_saes_init()
495 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSEL_MASK,  in stm32_saes_init()
522 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSEL_MASK,  in stm32_saes_init()
526 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSEL_MASK,  in stm32_saes_init()
530 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSEL_MASK,  in stm32_saes_init()
534 		mmio_clrsetbits_32((uintptr_t)&(ctx->cr), _SAES_CR_KEYSEL_MASK,  in stm32_saes_init()
843 	if (last_block && IS_CHAINING_MODE(CBC, ctx->cr) && is_encrypt(ctx->cr) &&  in stm32_saes_update()