Function ccp_perform_passthru

dpdk/drivers/crypto/ccp/ccp_crypto.c:1506–1553

}

static void
ccp_perform_passthru(struct ccp_passthru *pst,
		     struct ccp_queue *cmd_q)
{
	struct ccp_desc *desc;
	union ccp_function function;

	desc = &cmd_q->qbase_desc[cmd_q->qidx];

	CCP_CMD_ENGINE(desc) = CCP_ENGINE_PASSTHRU;

	CCP_CMD_SOC(desc) = 0;
	CCP_CMD_IOC(desc) = 0;
	CCP_CMD_INIT(desc) = 0;
	CCP_CMD_EOM(desc) = 0;
	CCP_CMD_PROT(desc) = 0;

	function.raw = 0;
	CCP_PT_BYTESWAP(&function) = pst->byte_swap;
	CCP_PT_BITWISE(&function) = pst->bit_mod;
	CCP_CMD_FUNCTION(desc) = function.raw;

	CCP_CMD_LEN(desc) = pst->len;

	if (pst->dir) {
		CCP_CMD_SRC_LO(desc) = (uint32_t)(pst->src_addr);
		CCP_CMD_SRC_HI(desc) = high32_value(pst->src_addr);
		CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;

		CCP_CMD_DST_LO(desc) = (uint32_t)(pst->dest_addr);
		CCP_CMD_DST_HI(desc) = 0;
		CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SB;

		if (pst->bit_mod != CCP_PASSTHRU_BITWISE_NOOP)
			CCP_CMD_LSB_ID(desc) = cmd_q->sb_key;
	} else {

		CCP_CMD_SRC_LO(desc) = (uint32_t)(pst->src_addr);
		CCP_CMD_SRC_HI(desc) = 0;
		CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SB;

		CCP_CMD_DST_LO(desc) = (uint32_t)(pst->dest_addr);
		CCP_CMD_DST_HI(desc) = high32_value(pst->dest_addr);
		CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
	}

	cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
}

static int
ccp_perform_hmac(struct rte_crypto_op *op,