Function dpdmai_get_tx_queue

dpdk/drivers/bus/fslmc/mc/dpdmai.c:415–445

* dpdmai_get_tx_queue() - Retrieve Tx queue attributes. * @mc_io: Pointer to MC portal's I/O object * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' * @token: Token of DPDMAI object * @queue_idx: Tx queue index. Accepted values are form 0 to num_queues * parameter provided in dpdmai_create * @priority: Select the queue relative to number of * priorities configured at DPDMAI crea

 * Return:	'0' on Success; Error code otherwise.
 */
int dpdmai_get_tx_queue(struct fsl_mc_io *mc_io,
			uint32_t cmd_flags,
			uint16_t token,
			uint8_t queue_idx,
			uint8_t priority,
			struct dpdmai_tx_queue_attr *attr)
{
	struct dpdmai_cmd_get_queue *cmd_params;
	struct dpdmai_rsp_get_tx_queue *rsp_params;
	struct mc_command cmd = { 0 };
	int err;

	/* prepare command */
	cmd.header = mc_encode_cmd_header(DPDMAI_CMDID_GET_TX_QUEUE,
					  cmd_flags,
					  token);
	cmd_params = (struct dpdmai_cmd_get_queue *)cmd.params;
	cmd_params->priority = priority;
	cmd_params->queue_idx = queue_idx;

	/* send command to mc*/
	err = mc_send_command(mc_io, &cmd);
	if (err)
		return err;

	/* retrieve response parameters */
	rsp_params = (struct dpdmai_rsp_get_tx_queue *)cmd.params;
	attr->fqid = le32_to_cpu(rsp_params->fqid);

	return 0;
}