net/liquidio: support Tx stats

[dpdk.git] / drivers / net / liquidio / lio_rxtx.h

diff --git a/drivers/net/liquidio/lio_rxtx.h b/drivers/net/liquidio/lio_rxtx.h
index 964a884..d5aed6a 100644 (file)
--- a/drivers/net/liquidio/lio_rxtx.h
+++ b/drivers/net/liquidio/lio_rxtx.h
@@ -249,6 +249,40 @@ union octeon_cmd {
 
 #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.
  */
@@ -549,6 +583,7 @@ lio_prepare_pci_cmd(struct lio_device *lio_dev,
        packet_params.pkt_params32 = 0;
        packet_params.s.ip_csum = setup->s.ip_csum;
        packet_params.s.transport_csum = setup->s.transport_csum;
+       packet_params.s.tnl_csum = setup->s.tnl_csum;
        packet_params.s.tsflag = setup->s.timestamp;
 
        irh->ossp = packet_params.pkt_params32;
@@ -570,6 +605,16 @@ int lio_send_soft_command(struct lio_device *lio_dev,
                          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
@@ -625,6 +670,9 @@ void lio_setup_response_list(struct lio_device *lio_dev);
  */
 int lio_process_ordered_list(struct lio_device *lio_dev);
 
+#define LIO_INCR_INSTRQUEUE_PKT_COUNT(lio_dev, iq_no, field, count)    \
+       (((lio_dev)->instr_queue[iq_no]->stats.field) += count)
+
 static inline void
 lio_swap_8B_data(uint64_t *data, uint32_t blocks)
 {