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From: longli@linuxonhyperv.com
To: Ferruh Yigit <ferruh.yigit@xilinx.com>
Cc: dev@dpdk.org, Ajay Sharma <sharmaajay@microsoft.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Long Li <longli@microsoft.com>
Subject: [Patch v8 07/18] net/mana: add function to configure RSS
Date: Thu,  8 Sep 2022 14:58:21 -0700	[thread overview]
Message-ID: <1662674301-30146-1-git-send-email-longli@linuxonhyperv.com> (raw)
In-Reply-To: <1662169260-4953-8-git-send-email-longli@linuxonhyperv.com>

From: Long Li <longli@microsoft.com>

Currently this PMD supports RSS configuration when the device is stopped.
Configuring RSS in running state will be supported in the future.

Signed-off-by: Long Li <longli@microsoft.com>
---
change log:
v8:
fix coding sytle to function definitions

 doc/guides/nics/features/mana.ini |  1 +
 drivers/net/mana/mana.c           | 65 ++++++++++++++++++++++++++++++-
 drivers/net/mana/mana.h           |  1 +
 3 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/doc/guides/nics/features/mana.ini b/doc/guides/nics/features/mana.ini
index 566b3e8770..a59c21cc10 100644
--- a/doc/guides/nics/features/mana.ini
+++ b/doc/guides/nics/features/mana.ini
@@ -8,6 +8,7 @@ Link status          = P
 Linux                = Y
 Multiprocess aware   = Y
 Removal event        = Y
+RSS hash             = Y
 Speed capabilities   = P
 Usage doc            = Y
 x86-64               = Y
diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c
index 9610782d6f..fe7eb19626 100644
--- a/drivers/net/mana/mana.c
+++ b/drivers/net/mana/mana.c
@@ -221,9 +221,70 @@ mana_supported_ptypes(struct rte_eth_dev *dev __rte_unused)
 	return ptypes;
 }
 
+static int
+mana_rss_hash_update(struct rte_eth_dev *dev,
+		     struct rte_eth_rss_conf *rss_conf)
+{
+	struct mana_priv *priv = dev->data->dev_private;
+
+	/* Currently can only update RSS hash when device is stopped */
+	if (dev->data->dev_started) {
+		DRV_LOG(ERR, "Can't update RSS after device has started");
+		return -ENODEV;
+	}
+
+	if (rss_conf->rss_hf & ~MANA_ETH_RSS_SUPPORT) {
+		DRV_LOG(ERR, "Port %u invalid RSS HF 0x%" PRIx64,
+			dev->data->port_id, rss_conf->rss_hf);
+		return -EINVAL;
+	}
+
+	if (rss_conf->rss_key && rss_conf->rss_key_len) {
+		if (rss_conf->rss_key_len != TOEPLITZ_HASH_KEY_SIZE_IN_BYTES) {
+			DRV_LOG(ERR, "Port %u key len must be %u long",
+				dev->data->port_id,
+				TOEPLITZ_HASH_KEY_SIZE_IN_BYTES);
+			return -EINVAL;
+		}
+
+		priv->rss_conf.rss_key_len = rss_conf->rss_key_len;
+		priv->rss_conf.rss_key =
+			rte_zmalloc("mana_rss", rss_conf->rss_key_len,
+				    RTE_CACHE_LINE_SIZE);
+		if (!priv->rss_conf.rss_key)
+			return -ENOMEM;
+		memcpy(priv->rss_conf.rss_key, rss_conf->rss_key,
+		       rss_conf->rss_key_len);
+	}
+	priv->rss_conf.rss_hf = rss_conf->rss_hf;
+
+	return 0;
+}
+
+static int
+mana_rss_hash_conf_get(struct rte_eth_dev *dev,
+		       struct rte_eth_rss_conf *rss_conf)
+{
+	struct mana_priv *priv = dev->data->dev_private;
+
+	if (!rss_conf)
+		return -EINVAL;
+
+	if (rss_conf->rss_key &&
+	    rss_conf->rss_key_len >= priv->rss_conf.rss_key_len) {
+		memcpy(rss_conf->rss_key, priv->rss_conf.rss_key,
+		       priv->rss_conf.rss_key_len);
+	}
+
+	rss_conf->rss_key_len = priv->rss_conf.rss_key_len;
+	rss_conf->rss_hf = priv->rss_conf.rss_hf;
+
+	return 0;
+}
+
 static int
 mana_dev_link_update(struct rte_eth_dev *dev,
-		     int wait_to_complete __rte_unused)
+				int wait_to_complete __rte_unused)
 {
 	struct rte_eth_link link;
 
@@ -243,6 +304,8 @@ static const struct eth_dev_ops mana_dev_ops = {
 	.dev_close		= mana_dev_close,
 	.dev_infos_get		= mana_dev_info_get,
 	.dev_supported_ptypes_get = mana_supported_ptypes,
+	.rss_hash_update	= mana_rss_hash_update,
+	.rss_hash_conf_get	= mana_rss_hash_conf_get,
 	.link_update		= mana_dev_link_update,
 };
 
diff --git a/drivers/net/mana/mana.h b/drivers/net/mana/mana.h
index 4a84c6e778..04ccdfa0d1 100644
--- a/drivers/net/mana/mana.h
+++ b/drivers/net/mana/mana.h
@@ -71,6 +71,7 @@ struct mana_priv {
 	uint8_t ind_table_key[40];
 	struct ibv_qp *rwq_qp;
 	void *db_page;
+	struct rte_eth_rss_conf rss_conf;
 	struct rte_intr_handle *intr_handle;
 	int max_rx_queues;
 	int max_tx_queues;
-- 
2.17.1


  reply	other threads:[~2022-09-08 21:58 UTC|newest]

Thread overview: 108+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-03  1:40 [Patch v7 00/18] Introduce Microsoft Azure Network Adatper (MANA) PMD longli
2022-09-03  1:40 ` [Patch v7 01/18] net/mana: add basic driver, build environment and doc longli
2022-09-06 13:01   ` Ferruh Yigit
2022-09-07  1:43     ` Long Li
2022-09-07  2:41       ` Long Li
2022-09-07  9:12         ` Ferruh Yigit
2022-09-07 22:24           ` Long Li
2022-09-06 15:00   ` Stephen Hemminger
2022-09-07  1:48     ` Long Li
2022-09-07  9:14       ` Ferruh Yigit
2022-09-08 21:56   ` [Patch v8 01/18] net/mana: add basic driver with " longli
2022-09-21 17:55     ` Ferruh Yigit
2022-09-23 18:28       ` Long Li
2022-09-21 17:55     ` Ferruh Yigit
2022-09-23 18:31       ` Long Li
2022-09-24  2:45     ` [Patch v9 00/18] Introduce Microsoft Azure Network Adatper (MANA) PMD longli
2022-09-24  2:45       ` [Patch v9 01/18] net/mana: add basic driver with build environment and doc longli
2022-10-04 17:47         ` Ferruh Yigit
2022-09-24  2:45       ` [Patch v9 02/18] net/mana: device configuration and stop longli
2022-09-24  2:45       ` [Patch v9 03/18] net/mana: report supported ptypes longli
2022-09-24  2:45       ` [Patch v9 04/18] net/mana: support link update longli
2022-09-24  2:45       ` [Patch v9 05/18] net/mana: support device removal interrupts longli
2022-09-24  2:45       ` [Patch v9 06/18] net/mana: report device info longli
2022-09-24  2:45       ` [Patch v9 07/18] net/mana: configure RSS longli
2022-10-04 17:48         ` Ferruh Yigit
2022-09-24  2:45       ` [Patch v9 08/18] net/mana: configure Rx queues longli
2022-09-24  2:45       ` [Patch v9 09/18] net/mana: configure Tx queues longli
2022-09-24  2:45       ` [Patch v9 10/18] net/mana: implement memory registration longli
2022-09-24  2:45       ` [Patch v9 11/18] net/mana: implement the hardware layer operations longli
2022-10-04 17:48         ` Ferruh Yigit
2022-09-24  2:45       ` [Patch v9 12/18] net/mana: start/stop Tx queues longli
2022-09-24  2:45       ` [Patch v9 13/18] net/mana: start/stop Rx queues longli
2022-09-24  2:45       ` [Patch v9 14/18] net/mana: receive packets longli
2022-10-04 17:50         ` Ferruh Yigit
2022-09-24  2:45       ` [Patch v9 15/18] net/mana: send packets longli
2022-10-04 17:49         ` Ferruh Yigit
2022-09-24  2:45       ` [Patch v9 16/18] net/mana: start/stop device longli
2022-09-24  2:45       ` [Patch v9 17/18] net/mana: report queue stats longli
2022-09-24  2:45       ` [Patch v9 18/18] net/mana: support Rx interrupts longli
2022-10-04 17:51       ` [Patch v9 00/18] Introduce Microsoft Azure Network Adatper (MANA) PMD Ferruh Yigit
2022-10-04 19:37         ` Long Li
2022-10-05 23:21       ` [Patch v10 " longli
2022-10-05 23:21         ` [Patch v10 01/18] net/mana: add basic driver with build environment and doc longli
2023-03-21 20:19           ` Ferruh Yigit
2023-03-21 21:37             ` Long Li
2022-10-05 23:21         ` [Patch v10 02/18] net/mana: device configuration and stop longli
2022-10-05 23:21         ` [Patch v10 03/18] net/mana: report supported ptypes longli
2022-10-05 23:21         ` [Patch v10 04/18] net/mana: support link update longli
2022-10-05 23:21         ` [Patch v10 05/18] net/mana: support device removal interrupts longli
2022-10-05 23:21         ` [Patch v10 06/18] net/mana: report device info longli
2022-10-05 23:21         ` [Patch v10 07/18] net/mana: configure RSS longli
2022-10-05 23:21         ` [Patch v10 08/18] net/mana: configure Rx queues longli
2022-10-05 23:21         ` [Patch v10 09/18] net/mana: configure Tx queues longli
2022-10-05 23:22         ` [Patch v10 10/18] net/mana: implement memory registration longli
2022-10-05 23:22         ` [Patch v10 11/18] net/mana: implement the hardware layer operations longli
2022-10-05 23:22         ` [Patch v10 12/18] net/mana: start/stop Tx queues longli
2022-10-05 23:22         ` [Patch v10 13/18] net/mana: start/stop Rx queues longli
2022-10-05 23:22         ` [Patch v10 14/18] net/mana: receive packets longli
2022-10-05 23:22         ` [Patch v10 15/18] net/mana: send packets longli
2022-10-05 23:22         ` [Patch v10 16/18] net/mana: start/stop device longli
2022-10-05 23:22         ` [Patch v10 17/18] net/mana: report queue stats longli
2022-10-05 23:22         ` [Patch v10 18/18] net/mana: support Rx interrupts longli
2022-10-06  8:54         ` [Patch v10 00/18] Introduce Microsoft Azure Network Adatper (MANA) PMD Ferruh Yigit
2022-10-06 16:54           ` Ferruh Yigit
2022-10-06 18:07             ` Long Li
2022-09-03  1:40 ` [Patch v7 02/18] net/mana: add device configuration and stop longli
2022-09-08 21:57   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 03/18] net/mana: add function to report support ptypes longli
2022-09-08 21:57   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 04/18] net/mana: add link update longli
2022-09-08 21:57   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 05/18] net/mana: add function for device removal interrupts longli
2022-09-08 21:58   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 06/18] net/mana: add device info longli
2022-09-08 21:58   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 07/18] net/mana: add function to configure RSS longli
2022-09-08 21:58   ` longli [this message]
2022-09-03  1:40 ` [Patch v7 08/18] net/mana: add function to configure RX queues longli
2022-09-08 21:58   ` [Patch v8 08/18] net/mana: add function to configure Rx queues longli
2022-09-03  1:40 ` [Patch v7 09/18] net/mana: add function to configure TX queues longli
2022-09-08 21:58   ` [Patch v8 09/18] net/mana: add function to configure Tx queues longli
2022-09-03  1:40 ` [Patch v7 10/18] net/mana: implement memory registration longli
2022-09-08 21:58   ` [Patch v8 " longli
2022-09-21 17:55     ` Ferruh Yigit
2022-09-03  1:40 ` [Patch v7 11/18] net/mana: implement the hardware layer operations longli
2022-09-08 21:59   ` [Patch v8 " longli
2022-09-21 17:55   ` [Patch v7 " Ferruh Yigit
2022-09-23 18:26     ` Long Li
2022-09-03  1:40 ` [Patch v7 12/18] net/mana: add function to start/stop TX queues longli
2022-09-08 21:59   ` [Patch v8 12/18] net/mana: add function to start/stop Tx queues longli
2022-09-03  1:40 ` [Patch v7 13/18] net/mana: add function to start/stop RX queues longli
2022-09-08 21:59   ` [Patch v8 13/18] net/mana: add function to start/stop Rx queues longli
2022-09-03  1:40 ` [Patch v7 14/18] net/mana: add function to receive packets longli
2022-09-08 21:59   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 15/18] net/mana: add function to send packets longli
2022-09-08 21:59   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 16/18] net/mana: add function to start/stop device longli
2022-09-08 21:59   ` [Patch v8 " longli
2022-09-03  1:40 ` [Patch v7 17/18] net/mana: add function to report queue stats longli
2022-09-08 22:00   ` [Patch v8 " longli
2022-09-03  1:41 ` [Patch v7 18/18] net/mana: add function to support RX interrupts longli
2022-09-08 22:00   ` [Patch v8 18/18] net/mana: add function to support Rx interrupts longli
2022-09-21 17:55   ` [Patch v7 18/18] net/mana: add function to support RX interrupts Ferruh Yigit
2022-09-23 18:26     ` Long Li
2022-09-06 13:03 ` [Patch v7 00/18] Introduce Microsoft Azure Network Adatper (MANA) PMD Ferruh Yigit
2022-09-06 14:38   ` Ferruh Yigit
2022-09-07  1:41     ` Long Li
2022-09-07  1:40   ` Long Li

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