#define OCTEON_CMD_SIZE (sizeof(union octeon_cmd))
+/* Maximum number of 8-byte words can be
+ * sent in a NIC control message.
+ */
+#define LIO_MAX_NCTRL_UDD 32
+
+/* Structure of control information passed by driver to the BASE
+ * layer when sending control commands to Octeon device software.
+ */
+struct lio_ctrl_pkt {
+ /** Command to be passed to the Octeon device software. */
+ union octeon_cmd ncmd;
+
+ /** Send buffer */
+ void *data;
+ uint64_t dmadata;
+
+ /** Response buffer */
+ void *rdata;
+ uint64_t dmardata;
+
+ /** Additional data that may be needed by some commands. */
+ uint64_t udd[LIO_MAX_NCTRL_UDD];
+
+ /** Input queue to use to send this command. */
+ uint64_t iq_no;
+
+ /** Time to wait for Octeon software to respond to this control command.
+ * If wait_time is 0, BASE assumes no response is expected.
+ */
+ size_t wait_time;
+
+ struct lio_dev_ctrl_cmd *ctrl_cmd;
+};
+
/** Structure of data information passed by driver to the BASE
* layer when forwarding data to Octeon device software.
*/
struct lio_soft_command *sc);
void lio_free_soft_command(struct lio_soft_command *sc);
+/** Send control packet to the device
+ * @param lio_dev - lio device pointer
+ * @param nctrl - control structure with command, timeout, and callback info
+ *
+ * @returns IQ_FAILED if it failed to add to the input queue. IQ_STOP if it the
+ * queue should be stopped, and LIO_IQ_SEND_OK if it sent okay.
+ */
+int lio_send_ctrl_pkt(struct lio_device *lio_dev,
+ struct lio_ctrl_pkt *ctrl_pkt);
+
/** Maximum ordered requests to process in every invocation of
* lio_process_ordered_list(). The function will continue to process requests
* as long as it can find one that has finished processing. If it keeps
return subcode2 != subcode1;
}
+static inline void
+lio_add_sg_size(struct lio_sg_entry *sg_entry,
+ uint16_t size, uint32_t pos)
+{
+#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
+ sg_entry->u.size[pos] = size;
+#elif RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+ sg_entry->u.size[3 - pos] = size;
+#endif
+}
+
/* Macro to increment index.
* Index is incremented by count; if the sum exceeds
* max, index is wrapped-around to the start.
uint16_t budget);
void lio_delete_droq_queue(struct lio_device *lio_dev, int oq_no);
+void lio_delete_sglist(struct lio_instr_queue *txq);
int lio_setup_sglists(struct lio_device *lio_dev, int iq_no,
int fw_mapped_iq, int num_descs, unsigned int socket_id);
uint16_t lio_dev_xmit_pkts(void *tx_queue, struct rte_mbuf **pkts,
int lio_setup_iq(struct lio_device *lio_dev, int q_index,
union octeon_txpciq iq_no, uint32_t num_descs, void *app_ctx,
unsigned int socket_id);
+int lio_flush_iq(struct lio_device *lio_dev, struct lio_instr_queue *iq);
void lio_delete_instruction_queue(struct lio_device *lio_dev, int iq_no);
/** Setup instruction queue zero for the device
* @param lio_dev which lio device to setup