net/sfc: bind EvQ DMA space to EvQ type and type-local index

[dpdk.git] / drivers / net / sfc / sfc_ev.h

diff --git a/drivers/net/sfc/sfc_ev.h b/drivers/net/sfc/sfc_ev.h
index 11478e9..f5e6415 100644 (file)
--- a/drivers/net/sfc/sfc_ev.h
+++ b/drivers/net/sfc/sfc_ev.h
@@ -1,5 +1,7 @@
 /*-
- * Copyright (c) 2016 Solarflare Communications Inc.
+ *   BSD LICENSE
+ *
+ * Copyright (c) 2016-2017 Solarflare Communications Inc.
  * All rights reserved.
  *
  * This software was jointly developed between OKTET Labs (under contract
@@ -30,8 +32,12 @@
 #ifndef _SFC_EV_H_
 #define _SFC_EV_H_
 
+#include <rte_ethdev.h>
+
 #include "efx.h"
 
+#include "sfc.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -40,6 +46,8 @@ extern "C" {
 #define SFC_MGMT_EVQ_ENTRIES   (EFX_EVQ_MINNEVS)
 
 struct sfc_adapter;
+struct sfc_dp_rxq;
+struct sfc_dp_txq;
 
 enum sfc_evq_state {
        SFC_EVQ_UNINITIALIZED = 0,
@@ -50,17 +58,29 @@ enum sfc_evq_state {
        SFC_EVQ_NSTATES
 };
 
+enum sfc_evq_type {
+       SFC_EVQ_TYPE_MGMT = 0,
+       SFC_EVQ_TYPE_RX,
+       SFC_EVQ_TYPE_TX,
+
+       SFC_EVQ_NTYPES
+};
+
 struct sfc_evq {
        /* Used on datapath */
-       efx_evq_t               *common;
-       unsigned int            read_ptr;
-       boolean_t               exception;
-       efsys_mem_t             mem;
+       efx_evq_t                       *common;
+       const efx_ev_callbacks_t        *callbacks;
+       unsigned int                    read_ptr;
+       boolean_t                       exception;
+       efsys_mem_t                     mem;
+       struct sfc_dp_rxq               *dp_rxq;
+       struct sfc_dp_txq               *dp_txq;
 
        /* Not used on datapath */
-       struct sfc_adapter      *sa;
-       unsigned int            evq_index;
-       enum sfc_evq_state      init_state;
+       struct sfc_adapter              *sa;
+       unsigned int                    evq_index;
+       enum sfc_evq_state              init_state;
+       enum sfc_evq_type               type;
 };
 
 struct sfc_evq_info {
@@ -70,6 +90,8 @@ struct sfc_evq_info {
        unsigned int            max_entries;
        /* Real number of EVQ entries, less or equal to max_entries */
        unsigned int            entries;
+       /* Event queue creation flags */
+       uint32_t                flags;
        /* NUMA-aware EVQ data structure used on datapath */
        struct sfc_evq          *evq;
 };
@@ -125,6 +147,7 @@ int sfc_ev_start(struct sfc_adapter *sa);
 void sfc_ev_stop(struct sfc_adapter *sa);
 
 int sfc_ev_qinit(struct sfc_adapter *sa, unsigned int sw_index,
+                enum sfc_evq_type type, unsigned int type_index,
                 unsigned int entries, int socket_id);
 void sfc_ev_qfini(struct sfc_adapter *sa, unsigned int sw_index);
 int sfc_ev_qstart(struct sfc_adapter *sa, unsigned int sw_index);
@@ -133,6 +156,8 @@ void sfc_ev_qstop(struct sfc_adapter *sa, unsigned int sw_index);
 int sfc_ev_qprime(struct sfc_evq *evq);
 void sfc_ev_qpoll(struct sfc_evq *evq);
 
+void sfc_ev_mgmt_qpoll(struct sfc_adapter *sa);
+
 #ifdef __cplusplus
 }
 #endif