From: Ting Xu <ting.xu@intel.com>
To: dev@dpdk.org
Cc: qi.z.zhang@intel.com, qiming.yang@intel.com,
jingjing.wu@intel.com, beilei.xing@intel.com,
marko.kovacevic@intel.com, john.mcnamara@intel.com,
xiaolong.ye@intel.com
Subject: [dpdk-dev] [PATCH v3 06/12] net/ice: add Rx queue init in DCF
Date: Tue, 16 Jun 2020 12:41:06 +0000 [thread overview]
Message-ID: <20200616124112.108014-7-ting.xu@intel.com> (raw)
In-Reply-To: <20200616124112.108014-1-ting.xu@intel.com>
From: Qi Zhang <qi.z.zhang@intel.com>
Enable Rx queues initialization during device start in DCF.
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Signed-off-by: Ting Xu <ting.xu@intel.com>
---
drivers/net/ice/ice_dcf.h | 1 +
drivers/net/ice/ice_dcf_ethdev.c | 83 ++++++++++++++++++++++++++++++++
2 files changed, 84 insertions(+)
diff --git a/drivers/net/ice/ice_dcf.h b/drivers/net/ice/ice_dcf.h
index 152266e3c..dcb2a0283 100644
--- a/drivers/net/ice/ice_dcf.h
+++ b/drivers/net/ice/ice_dcf.h
@@ -53,6 +53,7 @@ struct ice_dcf_hw {
uint8_t *rss_lut;
uint8_t *rss_key;
uint64_t supported_rxdid;
+ uint16_t num_queue_pairs;
};
int ice_dcf_execute_virtchnl_cmd(struct ice_dcf_hw *hw,
diff --git a/drivers/net/ice/ice_dcf_ethdev.c b/drivers/net/ice/ice_dcf_ethdev.c
index ff2cab054..6d0f93ca7 100644
--- a/drivers/net/ice/ice_dcf_ethdev.c
+++ b/drivers/net/ice/ice_dcf_ethdev.c
@@ -42,14 +42,97 @@ ice_dcf_xmit_pkts(__rte_unused void *tx_queue,
return 0;
}
+static int
+ice_dcf_init_rxq(struct rte_eth_dev *dev, struct ice_rx_queue *rxq)
+{
+ struct ice_dcf_adapter *dcf_ad = dev->data->dev_private;
+ struct rte_eth_dev_data *dev_data = dev->data;
+ struct iavf_hw *hw = &dcf_ad->real_hw.avf;
+ uint16_t buf_size, max_pkt_len, len;
+
+ buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
+ rxq->rx_hdr_len = 0;
+ rxq->rx_buf_len = RTE_ALIGN(buf_size, (1 << ICE_RLAN_CTX_DBUF_S));
+ len = ICE_SUPPORT_CHAIN_NUM * rxq->rx_buf_len;
+ max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
+
+ /* Check if the jumbo frame and maximum packet length are set
+ * correctly.
+ */
+ if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
+ if (max_pkt_len <= RTE_ETHER_MAX_LEN ||
+ max_pkt_len > ICE_FRAME_SIZE_MAX) {
+ PMD_DRV_LOG(ERR, "maximum packet length must be "
+ "larger than %u and smaller than %u, "
+ "as jumbo frame is enabled",
+ (uint32_t)RTE_ETHER_MAX_LEN,
+ (uint32_t)ICE_FRAME_SIZE_MAX);
+ return -EINVAL;
+ }
+ } else {
+ if (max_pkt_len < RTE_ETHER_MIN_LEN ||
+ max_pkt_len > RTE_ETHER_MAX_LEN) {
+ PMD_DRV_LOG(ERR, "maximum packet length must be "
+ "larger than %u and smaller than %u, "
+ "as jumbo frame is disabled",
+ (uint32_t)RTE_ETHER_MIN_LEN,
+ (uint32_t)RTE_ETHER_MAX_LEN);
+ return -EINVAL;
+ }
+ }
+
+ rxq->max_pkt_len = max_pkt_len;
+ if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
+ (rxq->max_pkt_len + 2 * ICE_VLAN_TAG_SIZE) > buf_size) {
+ dev_data->scattered_rx = 1;
+ }
+ rxq->qrx_tail = hw->hw_addr + IAVF_QRX_TAIL1(rxq->queue_id);
+ IAVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
+ IAVF_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+static int
+ice_dcf_init_rx_queues(struct rte_eth_dev *dev)
+{
+ struct ice_rx_queue **rxq =
+ (struct ice_rx_queue **)dev->data->rx_queues;
+ int i, ret;
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ if (!rxq[i] || !rxq[i]->q_set)
+ continue;
+ ret = ice_dcf_init_rxq(dev, rxq[i]);
+ if (ret)
+ return ret;
+ }
+
+ ice_set_rx_function(dev);
+ ice_set_tx_function(dev);
+
+ return 0;
+}
+
static int
ice_dcf_dev_start(struct rte_eth_dev *dev)
{
struct ice_dcf_adapter *dcf_ad = dev->data->dev_private;
struct ice_adapter *ad = &dcf_ad->parent;
+ struct ice_dcf_hw *hw = &dcf_ad->real_hw;
+ int ret;
ad->pf.adapter_stopped = 0;
+ hw->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
+ dev->data->nb_tx_queues);
+
+ ret = ice_dcf_init_rx_queues(dev);
+ if (ret) {
+ PMD_DRV_LOG(ERR, "Fail to init queues");
+ return ret;
+ }
+
dev->data->dev_link.link_status = ETH_LINK_UP;
return 0;
--
2.17.1
next prev parent reply other threads:[~2020-06-16 4:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-16 12:41 [dpdk-dev] [PATCH v3 00/12] enable DCF datapath configuration Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 01/12] net/ice: init RSS and supported RXDID in DCF Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 02/12] net/ice: complete device info get " Ting Xu
2020-06-18 6:44 ` Yang, Qiming
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 03/12] net/ice: complete dev configure " Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 04/12] net/ice: complete queue setup " Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 05/12] net/ice: add stop flag for device start / stop Ting Xu
2020-06-18 6:48 ` Yang, Qiming
2020-06-16 12:41 ` Ting Xu [this message]
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 07/12] net/ice: init RSS during DCF start Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 08/12] net/ice: add queue config in DCF Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 09/12] net/ice: add queue start and stop for DCF Ting Xu
2020-06-18 6:39 ` Yang, Qiming
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 10/12] net/ice: enable stats " Ting Xu
2020-06-18 6:31 ` Yang, Qiming
2020-06-19 2:44 ` Xu, Ting
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 11/12] net/ice: set MAC filter during dev start " Ting Xu
2020-06-16 12:41 ` [dpdk-dev] [PATCH v3 12/12] doc: enable DCF datapath configuration Ting Xu
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