dpdk-cryptodev: enq/deq scheme rework

[vpp.git] / src / plugins / dpdk / cryptodev / cryptodev.h

diff --git a/src/plugins/dpdk/cryptodev/cryptodev.h b/src/plugins/dpdk/cryptodev/cryptodev.h
index cf68e1d..f860467 100644 (file)
--- a/src/plugins/dpdk/cryptodev/cryptodev.h
+++ b/src/plugins/dpdk/cryptodev/cryptodev.h
@@ -26,7 +26,8 @@
 #define CRYPTODEV_CACHE_QUEUE_MASK (VNET_CRYPTO_FRAME_POOL_SIZE - 1)
 #define CRYPTODEV_MAX_INFLIGHT    (CRYPTODEV_NB_CRYPTO_OPS - 1)
 #define CRYPTODEV_AAD_MASK        (CRYPTODEV_NB_CRYPTO_OPS - 1)
-#define CRYPTODEV_DEQ_CACHE_SZ    32
+#define CRYPTODE_ENQ_MAX          64
+#define CRYPTODE_DEQ_MAX          64
 #define CRYPTODEV_NB_SESSION      4096
 #define CRYPTODEV_MAX_IV_SIZE     16
 #define CRYPTODEV_MAX_AAD_SIZE    16
@@ -152,6 +153,30 @@ typedef struct
   u32 n_elts;
 } cryptodev_op_t;
 
+typedef struct
+{
+  vnet_crypto_async_frame_t *f;
+
+  u8 enqueued;
+  u8 dequeued;
+  u8 deq_state;
+  u8 frame_inflight;
+
+  u8 op_type;
+  u8 aad_len;
+  u8 n_elts;
+  u8 reserved;
+} cryptodev_async_ring_elt;
+
+typedef struct
+{
+  cryptodev_async_ring_elt frames[VNET_CRYPTO_FRAME_POOL_SIZE];
+  uint16_t head;
+  uint16_t tail;
+  uint16_t enq; /*record the frame currently being enqueued */
+  uint16_t deq; /*record the frame currently being dequeued */
+} cryptodev_async_frame_sw_ring;
+
 typedef struct
 {
   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
@@ -167,15 +192,20 @@ typedef struct
     struct
     {
       struct rte_crypto_raw_dp_ctx *ctx;
-      struct rte_ring *cached_frame;
       u16 aad_index;
       u8 *aad_buf;
       u64 aad_phy_addr;
       cryptodev_session_t *reset_sess;
     };
   };
+
+  cryptodev_async_frame_sw_ring frame_ring;
   u16 cryptodev_id;
   u16 cryptodev_q;
+  u16 frames_on_ring;
+  u16 enqueued_not_dequeueq;
+  u16 deqeued_not_returned;
+  u16 pending_to_qat;
   u16 inflight;
 } cryptodev_engine_thread_t;
 
@@ -201,13 +231,14 @@ extern cryptodev_main_t cryptodev_main;
 
 static_always_inline void
 cryptodev_mark_frame_err_status (vnet_crypto_async_frame_t *f,
-                                vnet_crypto_op_status_t s)
+                                vnet_crypto_op_status_t s,
+                                vnet_crypto_async_frame_state_t fs)
 {
   u32 n_elts = f->n_elts, i;
 
   for (i = 0; i < n_elts; i++)
     f->elts[i].status = s;
-  f->state = VNET_CRYPTO_FRAME_STATE_NOT_PROCESSED;
+  f->state = fs;
 }
 
 int cryptodev_session_create (vlib_main_t *vm, vnet_crypto_key_index_t idx,