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From: Andrew Boyer <andrew.boyer@amd.com>
To: <dev@dpdk.org>
Cc: Andrew Boyer <andrew.boyer@amd.com>, Allen Hubbe <allen.hubbe@amd.com>
Subject: [PATCH v2 27/36] net/ionic: add Rx descriptor status functions
Date: Tue, 18 Oct 2022 12:41:22 -0700	[thread overview]
Message-ID: <20221018194131.23006-28-andrew.boyer@amd.com> (raw)
In-Reply-To: <20221011005032.47584-1-andrew.boyer@amd.com>

These may be useful for clients.

Signed-off-by: Andrew Boyer <andrew.boyer@amd.com>
Signed-off-by: Allen Hubbe <allen.hubbe@amd.com>
---
 doc/guides/nics/features/ionic.ini     |  1 +
 doc/guides/rel_notes/release_22_11.rst |  1 +
 drivers/net/ionic/ionic_ethdev.c       |  2 ++
 drivers/net/ionic/ionic_rxtx.c         | 39 ++++++++++++++++++++++++++
 drivers/net/ionic/ionic_rxtx.h         |  2 ++
 5 files changed, 45 insertions(+)

diff --git a/doc/guides/nics/features/ionic.ini b/doc/guides/nics/features/ionic.ini
index 77947bfd22..e01ba87135 100644
--- a/doc/guides/nics/features/ionic.ini
+++ b/doc/guides/nics/features/ionic.ini
@@ -27,6 +27,7 @@ CRC offload          = Y
 L3 checksum offload  = Y
 L4 checksum offload  = Y
 Packet type parsing  = Y
+Rx descriptor status = Y
 Basic stats          = Y
 Extended stats       = Y
 Stats per queue      = Y
diff --git a/doc/guides/rel_notes/release_22_11.rst b/doc/guides/rel_notes/release_22_11.rst
index 0db516157c..fcbb3228a4 100644
--- a/doc/guides/rel_notes/release_22_11.rst
+++ b/doc/guides/rel_notes/release_22_11.rst
@@ -148,6 +148,7 @@ New Features
   * Enhanced data path to provide substantial performance improvements.
   * Added support for mbuf fast free.
   * Added support for advertising packet types.
+  * Added support for descriptor status functions.
 
 * **Updated Intel iavf driver.**
 
diff --git a/drivers/net/ionic/ionic_ethdev.c b/drivers/net/ionic/ionic_ethdev.c
index 2560a30fe4..f9b05e4a90 100644
--- a/drivers/net/ionic/ionic_ethdev.c
+++ b/drivers/net/ionic/ionic_ethdev.c
@@ -984,6 +984,8 @@ eth_ionic_dev_init(struct rte_eth_dev *eth_dev, void *init_params)
 	eth_dev->tx_pkt_burst = &ionic_xmit_pkts;
 	eth_dev->tx_pkt_prepare = &ionic_prep_pkts;
 
+	eth_dev->rx_descriptor_status = ionic_dev_rx_descriptor_status;
+
 	/* Multi-process not supported, primary does initialization anyway */
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return 0;
diff --git a/drivers/net/ionic/ionic_rxtx.c b/drivers/net/ionic/ionic_rxtx.c
index f92cf3fb46..2c46a64dd2 100644
--- a/drivers/net/ionic/ionic_rxtx.c
+++ b/drivers/net/ionic/ionic_rxtx.c
@@ -1235,3 +1235,42 @@ ionic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 
 	return rx_svc.nb_rx;
 }
+
+int
+ionic_dev_rx_descriptor_status(void *rx_queue, uint16_t offset)
+{
+	struct ionic_rx_qcq *rxq = rx_queue;
+	struct ionic_qcq *qcq = &rxq->qcq;
+	struct ionic_rxq_comp *cq_desc;
+	uint16_t mask, head, tail, pos;
+	bool done_color;
+
+	mask = qcq->q.size_mask;
+
+	/* offset must be within the size of the ring */
+	if (offset > mask)
+		return -EINVAL;
+
+	head = qcq->q.head_idx;
+	tail = qcq->q.tail_idx;
+
+	/* offset is beyond what is posted */
+	if (offset >= ((head - tail) & mask))
+		return RTE_ETH_RX_DESC_UNAVAIL;
+
+	/* interested in this absolute position in the rxq */
+	pos = (tail + offset) & mask;
+
+	/* rx cq position == rx q position */
+	cq_desc = qcq->cq.base;
+	cq_desc = &cq_desc[pos];
+
+	/* expected done color at this position */
+	done_color = qcq->cq.done_color != (pos < tail);
+
+	/* has the hw indicated the done color at this position? */
+	if (color_match(cq_desc->pkt_type_color, done_color))
+		return RTE_ETH_RX_DESC_DONE;
+
+	return RTE_ETH_RX_DESC_AVAIL;
+}
diff --git a/drivers/net/ionic/ionic_rxtx.h b/drivers/net/ionic/ionic_rxtx.h
index e4c56d734d..09d8c9b152 100644
--- a/drivers/net/ionic/ionic_rxtx.h
+++ b/drivers/net/ionic/ionic_rxtx.h
@@ -40,6 +40,8 @@ void ionic_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
 void ionic_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
 	struct rte_eth_txq_info *qinfo);
 
+int ionic_dev_rx_descriptor_status(void *rx_queue, uint16_t offset);
+
 const uint32_t *ionic_dev_supported_ptypes_get(struct rte_eth_dev *dev);
 
 #endif /* _IONIC_RXTX_H_ */
-- 
2.17.1


  parent reply	other threads:[~2022-10-18 19:47 UTC|newest]

Thread overview: 113+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-07 17:43 [PATCH 00/35] net/ionic: updates for 22.11 release Andrew Boyer
2022-10-07 17:43 ` [PATCH 01/35] net/ionic: fix up endianness for Rx and Tx handling Andrew Boyer
2022-10-07 17:43 ` [PATCH 02/35] net/ionic: fix up endianness for RSS Andrew Boyer
2022-10-07 17:43 ` [PATCH 03/35] net/ionic: fix to set the adapter name for logging Andrew Boyer
2022-10-07 17:43 ` [PATCH 04/35] net/ionic: fix up the Rx filter save API Andrew Boyer
2022-10-07 17:43 ` [PATCH 05/35] net/ionic: fix up reported error stats Andrew Boyer
2022-10-07 17:43 ` [PATCH 06/35] net/ionic: update documentation and copyrights Andrew Boyer
2022-10-18 17:02   ` Ferruh Yigit
2022-10-07 17:43 ` [PATCH 07/35] net/ionic: update license terms to remove GPL Andrew Boyer
2022-10-18 17:02   ` Ferruh Yigit
2022-10-07 17:43 ` [PATCH 08/35] net/ionic: update MTU calculations Andrew Boyer
2022-10-07 17:43 ` [PATCH 09/35] net/ionic: simplify code by removing doorbell map helper Andrew Boyer
2022-10-07 17:43 ` [PATCH 10/35] net/ionic: remove unused identifiers Andrew Boyer
2022-10-07 17:43 ` [PATCH 11/35] net/ionic: only allocate interrupts if required Andrew Boyer
2022-10-07 17:43 ` [PATCH 12/35] net/ionic: move PCI-specific code to a separate file Andrew Boyer
2022-10-07 17:43 ` [PATCH 13/35] net/ionic: only request notifyq interrupt if supported Andrew Boyer
2022-10-07 17:43 ` [PATCH 14/35] net/ionic: replace void pointer with actual type Andrew Boyer
2022-10-07 17:43 ` [PATCH 15/35] net/ionic: free all buffers during Rx queue stop Andrew Boyer
2022-10-07 17:43 ` [PATCH 16/35] net/ionic: precalculate segment lengths on receive side Andrew Boyer
2022-10-07 17:43 ` [PATCH 17/35] net/ionic: use a helper variable in packet Tx function Andrew Boyer
2022-10-07 17:43 ` [PATCH 18/35] net/ionic: do one-time init of receive descriptors Andrew Boyer
2022-10-07 17:43 ` [PATCH 19/35] net/ionic: overhaul receive side for performance Andrew Boyer
2022-10-07 17:43 ` [PATCH 20/35] net/ionic: overhaul transmit " Andrew Boyer
2022-10-07 17:43 ` [PATCH 21/35] net/ionic: add support for mbuf fast free Andrew Boyer
2022-10-07 17:43 ` [PATCH 22/35] net/ionic: do bulk allocations of receive mbufs Andrew Boyer
2022-10-07 17:43 ` [PATCH 23/35] net/ionic: add a lookup table for packet type Andrew Boyer
2022-10-07 17:43 ` [PATCH 24/35] net/ionic: add a lookup table for checksum flags Andrew Boyer
2022-10-07 17:43 ` [PATCH 25/35] net/ionic: advertise supported packet types Andrew Boyer
2022-10-07 17:43 ` [PATCH 26/35] net/ionic: add Rx descriptor status functions Andrew Boyer
2022-10-07 17:43 ` [PATCH 27/35] net/ionic: add Tx descriptor status function Andrew Boyer
2022-10-07 17:43 ` [PATCH 28/35] net/ionic: add Q-in-CMB option controlled by devarg Andrew Boyer
2022-10-07 17:43 ` [PATCH 29/35] net/ionic: update array allocations to use calloc Andrew Boyer
2022-10-07 17:43 ` [PATCH 30/35] net/ionic: add alignment and socket info in allocations Andrew Boyer
2022-10-07 17:43 ` [PATCH 31/35] net/ionic: allow client to specify Tx free threshold Andrew Boyer
2022-10-07 17:43 ` [PATCH 32/35] net/ionic: add optimized handlers for non-scattered Rx/Tx Andrew Boyer
2022-10-07 17:43 ` [PATCH 33/35] net/ionic: use a helper variable for page size Andrew Boyer
2022-10-07 17:43 ` [PATCH 34/35] net/ionic: retry init commands up to five times Andrew Boyer
2022-10-07 17:43 ` [PATCH 35/35] net/ionic: add watchdogs to protect each queue type Andrew Boyer
2022-10-11  0:49 ` [PATCH v1 00/35] net/ionic: updates for 22.11 release Andrew Boyer
2022-10-18 17:05   ` Ferruh Yigit
2022-10-18 19:40   ` [PATCH v2 00/36] " Andrew Boyer
2022-10-18 21:56     ` Ferruh Yigit
2022-10-18 19:40   ` [PATCH v2 01/36] net/ionic: fix up endianness for Rx and Tx handling Andrew Boyer
2022-10-18 19:40   ` [PATCH v2 02/36] net/ionic: fix up endianness for RSS Andrew Boyer
2022-10-18 19:40   ` [PATCH v2 03/36] net/ionic: fix to set the adapter name for logging Andrew Boyer
2022-10-18 19:40   ` [PATCH v2 04/36] net/ionic: fix up the Rx filter save API Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 05/36] net/ionic: fix up reported error stats Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 06/36] net/ionic: update documentation and copyrights Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 07/36] net/ionic: update supported devices list Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 08/36] net/ionic: update license terms to remove GPL Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 09/36] net/ionic: update MTU calculations Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 10/36] net/ionic: simplify code by removing doorbell map helper Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 11/36] net/ionic: remove unused identifiers Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 12/36] net/ionic: only allocate interrupts if required Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 13/36] net/ionic: move PCI-specific code to a separate file Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 14/36] net/ionic: only request notifyq interrupt if supported Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 15/36] net/ionic: replace void pointer with actual type Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 16/36] net/ionic: free all buffers during Rx queue stop Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 17/36] net/ionic: precalculate segment lengths on receive side Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 18/36] net/ionic: use a helper variable in packet Tx function Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 19/36] net/ionic: do one-time init of receive descriptors Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 20/36] net/ionic: overhaul receive side for performance Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 21/36] net/ionic: overhaul transmit " Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 22/36] net/ionic: add support for mbuf fast free Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 23/36] net/ionic: do bulk allocations of receive mbufs Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 24/36] net/ionic: add a lookup table for packet type Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 25/36] net/ionic: add a lookup table for checksum flags Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 26/36] net/ionic: advertise supported packet types Andrew Boyer
2022-10-18 19:41   ` Andrew Boyer [this message]
2022-10-18 19:41   ` [PATCH v2 28/36] net/ionic: add Tx descriptor status function Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 29/36] net/ionic: add Q-in-CMB option controlled by devarg Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 30/36] net/ionic: update array allocations to use calloc Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 31/36] net/ionic: add alignment and socket info in allocations Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 32/36] net/ionic: allow client to specify Tx free threshold Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 33/36] net/ionic: add optimized handlers for non-scattered Rx/Tx Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 34/36] net/ionic: use a helper variable for page size Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 35/36] net/ionic: retry init commands up to five times Andrew Boyer
2022-10-18 19:41   ` [PATCH v2 36/36] net/ionic: add watchdogs to protect each queue type Andrew Boyer
2022-10-11  0:49 ` [PATCH v1 01/35] net/ionic: fix up endianness for Rx and Tx handling Andrew Boyer
2022-10-11  0:49 ` [PATCH v1 02/35] net/ionic: fix up endianness for RSS Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 03/35] net/ionic: fix to set the adapter name for logging Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 04/35] net/ionic: fix up the Rx filter save API Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 05/35] net/ionic: fix up reported error stats Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 06/35] net/ionic: update documentation and copyrights Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 07/35] net/ionic: update license terms to remove GPL Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 08/35] net/ionic: update MTU calculations Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 09/35] net/ionic: simplify code by removing doorbell map helper Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 10/35] net/ionic: remove unused identifiers Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 11/35] net/ionic: only allocate interrupts if required Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 12/35] net/ionic: move PCI-specific code to a separate file Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 13/35] net/ionic: only request notifyq interrupt if supported Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 14/35] net/ionic: replace void pointer with actual type Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 15/35] net/ionic: free all buffers during Rx queue stop Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 16/35] net/ionic: precalculate segment lengths on receive side Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 17/35] net/ionic: use a helper variable in packet Tx function Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 18/35] net/ionic: do one-time init of receive descriptors Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 19/35] net/ionic: overhaul receive side for performance Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 20/35] net/ionic: overhaul transmit " Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 21/35] net/ionic: add support for mbuf fast free Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 22/35] net/ionic: do bulk allocations of receive mbufs Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 23/35] net/ionic: add a lookup table for packet type Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 24/35] net/ionic: add a lookup table for checksum flags Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 25/35] net/ionic: advertise supported packet types Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 26/35] net/ionic: add Rx descriptor status functions Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 27/35] net/ionic: add Tx descriptor status function Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 28/35] net/ionic: add Q-in-CMB option controlled by devarg Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 29/35] net/ionic: update array allocations to use calloc Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 30/35] net/ionic: add alignment and socket info in allocations Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 31/35] net/ionic: allow client to specify Tx free threshold Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 32/35] net/ionic: add optimized handlers for non-scattered Rx/Tx Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 33/35] net/ionic: use a helper variable for page size Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 34/35] net/ionic: retry init commands up to five times Andrew Boyer
2022-10-11  0:50 ` [PATCH v1 35/35] net/ionic: add watchdogs to protect each queue type Andrew Boyer

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