[03/10] net/nfp: add mailbox to support IPsec offload
Checks
Commit Message
From: Shihong Wang <shihong.wang@corigine.com>
Add general use per-vNIC mailbox area and use it for IPsec SA
offload support and get Rx/Tx packet statistics.
Signed-off-by: Shihong Wang <shihong.wang@corigine.com>
Signed-off-by: Chang Miao <chang.miao@corigine.com>
Reviewed-by: Chaoyong He <chaoyong.he@corigine.com>
---
drivers/net/nfp/nfp_common.c | 41 ++++++++++++++++++++++++++++++++++++
drivers/net/nfp/nfp_common.h | 1 +
drivers/net/nfp/nfp_ctrl.h | 6 ++++++
3 files changed, 48 insertions(+)
@@ -320,6 +320,47 @@ nfp_net_ext_reconfig(struct nfp_net_hw *hw, uint32_t ctrl_ext, uint32_t update)
return 0;
}
+/**
+ * Reconfigure the firmware via the mailbox
+ *
+ * @param hw
+ * Device to reconfigure
+ * @param mbox_cmd
+ * The value for the mailbox command
+ *
+ * @return
+ * - (0) if OK to reconfigure by the mailbox.
+ * - (-EIO) if I/O err and fail to reconfigure by the mailbox
+ */
+int
+nfp_net_mbox_reconfig(struct nfp_net_hw *hw,
+ uint32_t mbox_cmd)
+{
+ int ret;
+ uint32_t mbox;
+
+ mbox = hw->tlv_caps.mbox_off;
+
+ rte_spinlock_lock(&hw->reconfig_lock);
+
+ nn_cfg_writeq(hw, mbox + NFP_NET_CFG_MBOX_SIMPLE_CMD, mbox_cmd);
+ nn_cfg_writel(hw, NFP_NET_CFG_UPDATE, NFP_NET_CFG_UPDATE_MBOX);
+
+ rte_wmb();
+
+ ret = __nfp_net_reconfig(hw, NFP_NET_CFG_UPDATE_MBOX);
+
+ rte_spinlock_unlock(&hw->reconfig_lock);
+
+ if (ret != 0) {
+ PMD_DRV_LOG(ERR, "Error nft net mailbox reconfig: mbox=%#08x update=%#08x",
+ mbox_cmd, NFP_NET_CFG_UPDATE_MBOX);
+ return -EIO;
+ }
+
+ return nn_cfg_readl(hw, mbox + NFP_NET_CFG_MBOX_SIMPLE_RET);
+}
+
/*
* Configure an Ethernet device. This function must be invoked first
* before any other function in the Ethernet API. This function can
@@ -335,6 +335,7 @@ nfp_qcp_queue_offset(const struct nfp_dev_info *dev_info,
/* Prototypes for common NFP functions */
int nfp_net_reconfig(struct nfp_net_hw *hw, uint32_t ctrl, uint32_t update);
int nfp_net_ext_reconfig(struct nfp_net_hw *hw, uint32_t ctrl_ext, uint32_t update);
+int nfp_net_mbox_reconfig(struct nfp_net_hw *hw, uint32_t mbox_cmd);
int nfp_net_configure(struct rte_eth_dev *dev);
int nfp_net_common_init(struct rte_pci_device *pci_dev, struct nfp_net_hw *hw);
void nfp_net_log_device_information(const struct nfp_net_hw *hw);
@@ -123,6 +123,7 @@
#define NFP_NET_CFG_UPDATE_IRQMOD (0x1 << 8) /* IRQ mod change */
#define NFP_NET_CFG_UPDATE_VXLAN (0x1 << 9) /* VXLAN port change */
#define NFP_NET_CFG_UPDATE_MACADDR (0x1 << 11) /* MAC address change */
+#define NFP_NET_CFG_UPDATE_MBOX (0x1 << 12) /**< Mailbox update */
#define NFP_NET_CFG_UPDATE_ERR (0x1U << 31) /* A error occurred */
#define NFP_NET_CFG_TXRS_ENABLE 0x0008
#define NFP_NET_CFG_RXRS_ENABLE 0x0010
@@ -447,6 +448,11 @@ struct nfp_net_fw_ver {
#define NFP_NET_CFG_MBOX_BASE 0x1800
#define NFP_NET_CFG_MBOX_VAL 0x1808
#define NFP_NET_CFG_MBOX_VAL_MAX_SZ 0x1F8
+#define NFP_NET_CFG_MBOX_SIMPLE_CMD 0x0
+#define NFP_NET_CFG_MBOX_SIMPLE_RET 0x4
+#define NFP_NET_CFG_MBOX_SIMPLE_VAL 0x8
+
+#define NFP_NET_CFG_MBOX_CMD_IPSEC 3
/*
* TLV capabilities