net/sfc: support flow item TCP in transfer rules

[dpdk.git] / drivers / net / sfc / sfc_ef10_essb_rx.c

diff --git a/drivers/net/sfc/sfc_ef10_essb_rx.c b/drivers/net/sfc/sfc_ef10_essb_rx.c
index 13b2b82..97c81c8 100644 (file)
--- a/drivers/net/sfc/sfc_ef10_essb_rx.c
+++ b/drivers/net/sfc/sfc_ef10_essb_rx.c
@@ -17,7 +17,9 @@
 
 #include "efx_types.h"
 #include "efx_regs_ef10.h"
+#include "efx.h"
 
+#include "sfc_debug.h"
 #include "sfc_tweak.h"
 #include "sfc_dp_rx.h"
 #include "sfc_kvargs.h"
@@ -45,7 +47,7 @@
  * Each HW Rx descriptor has many Rx buffers. The number of buffers
  * in one HW Rx descriptor is equal to size of contiguous block
  * provided by Rx buffers memory pool. The contiguous block size
- * depends on CONFIG_RTE_DRIVER_MEMPOOL_BUCKET_SIZE_KB and rte_mbuf
+ * depends on RTE_DRIVER_MEMPOOL_BUCKET_SIZE_KB and rte_mbuf
  * data size specified on the memory pool creation. Typical rte_mbuf
  * data size is about 2k which makes a bit less than 32 buffers in
  * contiguous block with default bucket size equal to 64k.
@@ -303,6 +305,27 @@ sfc_ef10_essb_rx_process_ev(struct sfc_ef10_essb_rxq *rxq, efx_qword_t rx_ev)
        } while (ready > 0);
 }
 
+/*
+ * Below function relies on the following length and layout of the
+ * Rx prefix.
+ */
+static const efx_rx_prefix_layout_t sfc_ef10_essb_rx_prefix_layout = {
+       .erpl_length    = ES_EZ_ESSB_RX_PREFIX_LEN,
+       .erpl_fields    = {
+#define        SFC_EF10_ESSB_RX_PREFIX_FIELD(_efx, _ef10) \
+       EFX_RX_PREFIX_FIELD(_efx, ES_EZ_ESSB_RX_PREFIX_ ## _ef10, B_FALSE)
+
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(LENGTH, DATA_LEN),
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(USER_MARK, MARK),
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(RSS_HASH_VALID, HASH_VALID),
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(USER_MARK_VALID, MARK_VALID),
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(USER_FLAG, MATCH_FLAG),
+               SFC_EF10_ESSB_RX_PREFIX_FIELD(RSS_HASH, HASH),
+
+#undef SFC_EF10_ESSB_RX_PREFIX_FIELD
+       }
+};
+
 static unsigned int
 sfc_ef10_essb_rx_get_pending(struct sfc_ef10_essb_rxq *rxq,
                             struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
@@ -595,6 +618,8 @@ sfc_ef10_essb_rx_qcreate(uint16_t port_id, uint16_t queue_id,
                        ER_DZ_RX_DESC_UPD_REG_OFST +
                        (info->hw_index << info->vi_window_shift);
 
+       sfc_ef10_essb_rx_info(&rxq->dp.dpq, "RxQ doorbell is %p",
+                             rxq->doorbell);
        sfc_ef10_essb_rx_info(&rxq->dp.dpq,
                              "block size is %u, buf stride is %u",
                              rxq->block_size, rxq->buf_stride);
@@ -630,10 +655,18 @@ sfc_ef10_essb_rx_qdestroy(struct sfc_dp_rxq *dp_rxq)
 
 static sfc_dp_rx_qstart_t sfc_ef10_essb_rx_qstart;
 static int
-sfc_ef10_essb_rx_qstart(struct sfc_dp_rxq *dp_rxq, unsigned int evq_read_ptr)
+sfc_ef10_essb_rx_qstart(struct sfc_dp_rxq *dp_rxq, unsigned int evq_read_ptr,
+                       const efx_rx_prefix_layout_t *pinfo)
 {
        struct sfc_ef10_essb_rxq *rxq = sfc_ef10_essb_rxq_by_dp_rxq(dp_rxq);
 
+       if (pinfo->erpl_length != sfc_ef10_essb_rx_prefix_layout.erpl_length)
+               return ENOTSUP;
+
+       if (efx_rx_prefix_layout_check(pinfo,
+                                      &sfc_ef10_essb_rx_prefix_layout) != 0)
+               return ENOTSUP;
+
        rxq->evq_read_ptr = evq_read_ptr;
 
        /* Initialize before refill */