#include "igc_logs.h"
#include "igc_txrx.h"
+#include "igc_filter.h"
+#include "igc_flow.h"
#define IGC_INTEL_VENDOR_ID 0x8086
/* External VLAN Enable bit mask */
#define IGC_CTRL_EXT_EXT_VLAN (1u << 26)
+/* Speed select */
+#define IGC_CTRL_SPEED_MASK (7u << 8)
+#define IGC_CTRL_SPEED_2500 (6u << 8)
+
+/* External VLAN Ether Type bit mask and shift */
+#define IGC_VET_EXT 0xFFFF0000
+#define IGC_VET_EXT_SHIFT 16
+
+/* Force EEE Auto-negotiation */
+#define IGC_EEER_EEE_FRC_AN (1u << 28)
+
/* Per Queue Good Packets Received Count */
#define IGC_PQGPRC(idx) (0x10010 + 0x100 * (idx))
/* Per Queue Good Octets Received Count */
struct rte_eth_rss_conf *rss_conf);
static int eth_igc_rss_hash_conf_get(struct rte_eth_dev *dev,
struct rte_eth_rss_conf *rss_conf);
+static int
+eth_igc_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on);
+static int eth_igc_vlan_offload_set(struct rte_eth_dev *dev, int mask);
+static int eth_igc_vlan_tpid_set(struct rte_eth_dev *dev,
+ enum rte_vlan_type vlan_type, uint16_t tpid);
static const struct eth_dev_ops eth_igc_ops = {
.dev_configure = eth_igc_configure,
.reta_query = eth_igc_rss_reta_query,
.rss_hash_update = eth_igc_rss_hash_update,
.rss_hash_conf_get = eth_igc_rss_hash_conf_get,
+ .vlan_filter_set = eth_igc_vlan_filter_set,
+ .vlan_offload_set = eth_igc_vlan_offload_set,
+ .vlan_tpid_set = eth_igc_vlan_tpid_set,
+ .vlan_strip_queue_set = eth_igc_vlan_strip_queue_set,
+ .filter_ctrl = eth_igc_filter_ctrl,
};
/*
/* disable all wake up */
IGC_WRITE_REG(hw, IGC_WUC, 0);
+ /* disable checking EEE operation in MAC loopback mode */
+ igc_read_reg_check_clear_bits(hw, IGC_EEER, IGC_EEER_EEE_FRC_AN);
+
/* Set bit for Go Link disconnect */
igc_read_reg_check_set_bits(hw, IGC_82580_PHY_POWER_MGMT,
IGC_82580_PM_GO_LINKD);
igc_clear_hw_cntrs_base_generic(hw);
+ /* VLAN Offload Settings */
+ eth_igc_vlan_offload_set(dev,
+ ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK |
+ ETH_VLAN_EXTEND_MASK);
+
/* Setup link speed and duplex */
speeds = &dev->data->dev_conf.link_speeds;
if (*speeds == ETH_LINK_SPEED_AUTONEG) {
eth_igc_rxtx_control(dev, true);
eth_igc_link_update(dev, 0);
+ /* configure MAC-loopback mode */
+ if (dev->data->dev_conf.lpbk_mode == 1) {
+ uint32_t reg_val;
+
+ reg_val = IGC_READ_REG(hw, IGC_CTRL);
+ reg_val &= ~IGC_CTRL_SPEED_MASK;
+ reg_val |= IGC_CTRL_SLU | IGC_CTRL_FRCSPD |
+ IGC_CTRL_FRCDPX | IGC_CTRL_FD | IGC_CTRL_SPEED_2500;
+ IGC_WRITE_REG(hw, IGC_CTRL, reg_val);
+
+ igc_read_reg_check_set_bits(hw, IGC_EEER, IGC_EEER_EEE_FRC_AN);
+ }
+
return 0;
error_invalid_config:
if (!adapter->stopped)
eth_igc_stop(dev);
+ igc_flow_flush(dev, NULL);
+ igc_clear_all_filter(dev);
+
igc_intr_other_disable(dev);
do {
int ret = rte_intr_callback_unregister(intr_handle,
igc->rxq_stats_map[i] = -1;
}
+ igc_flow_init(dev);
+ igc_clear_all_filter(dev);
return 0;
err_late:
dev_info->max_mac_addrs = hw->mac.rar_entry_count;
dev_info->rx_offload_capa = IGC_RX_OFFLOAD_ALL;
dev_info->tx_offload_capa = IGC_TX_OFFLOAD_ALL;
+ dev_info->rx_queue_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
dev_info->max_rx_queues = IGC_QUEUE_PAIRS_NUM;
dev_info->max_tx_queues = IGC_QUEUE_PAIRS_NUM;
return -EINVAL;
}
+ RTE_BUILD_BUG_ON(ETH_RSS_RETA_SIZE_128 % IGC_RSS_RDT_REG_SIZE);
+
/* set redirection table */
for (i = 0; i < ETH_RSS_RETA_SIZE_128; i += IGC_RSS_RDT_REG_SIZE) {
union igc_rss_reta_reg reta, reg;
IGC_RSS_RDT_REG_SIZE_MASK);
/* if no need to update the register */
- if (!mask)
+ if (!mask ||
+ shift > (RTE_RETA_GROUP_SIZE - IGC_RSS_RDT_REG_SIZE))
continue;
/* check mask whether need to read the register value first */
IGC_RETA(i / IGC_RSS_RDT_REG_SIZE));
/* update the register */
+ RTE_BUILD_BUG_ON(sizeof(reta.bytes) != IGC_RSS_RDT_REG_SIZE);
for (j = 0; j < IGC_RSS_RDT_REG_SIZE; j++) {
if (mask & (1u << j))
reta.bytes[j] =
return -EINVAL;
}
+ RTE_BUILD_BUG_ON(ETH_RSS_RETA_SIZE_128 % IGC_RSS_RDT_REG_SIZE);
+
/* read redirection table */
for (i = 0; i < ETH_RSS_RETA_SIZE_128; i += IGC_RSS_RDT_REG_SIZE) {
union igc_rss_reta_reg reta;
IGC_RSS_RDT_REG_SIZE_MASK);
/* if no need to read register */
- if (!mask)
+ if (!mask ||
+ shift > (RTE_RETA_GROUP_SIZE - IGC_RSS_RDT_REG_SIZE))
continue;
/* read register and get the queue index */
+ RTE_BUILD_BUG_ON(sizeof(reta.bytes) != IGC_RSS_RDT_REG_SIZE);
reta.dword = IGC_READ_REG_LE_VALUE(hw,
IGC_RETA(i / IGC_RSS_RDT_REG_SIZE));
for (j = 0; j < IGC_RSS_RDT_REG_SIZE; j++) {
return 0;
}
+static int
+eth_igc_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ struct igc_vfta *shadow_vfta = IGC_DEV_PRIVATE_VFTA(dev);
+ uint32_t vfta;
+ uint32_t vid_idx;
+ uint32_t vid_bit;
+
+ vid_idx = (vlan_id >> IGC_VFTA_ENTRY_SHIFT) & IGC_VFTA_ENTRY_MASK;
+ vid_bit = 1u << (vlan_id & IGC_VFTA_ENTRY_BIT_SHIFT_MASK);
+ vfta = shadow_vfta->vfta[vid_idx];
+ if (on)
+ vfta |= vid_bit;
+ else
+ vfta &= ~vid_bit;
+ IGC_WRITE_REG_ARRAY(hw, IGC_VFTA, vid_idx, vfta);
+
+ /* update local VFTA copy */
+ shadow_vfta->vfta[vid_idx] = vfta;
+
+ return 0;
+}
+
+static void
+igc_vlan_hw_filter_disable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ igc_read_reg_check_clear_bits(hw, IGC_RCTL,
+ IGC_RCTL_CFIEN | IGC_RCTL_VFE);
+}
+
+static void
+igc_vlan_hw_filter_enable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ struct igc_vfta *shadow_vfta = IGC_DEV_PRIVATE_VFTA(dev);
+ uint32_t reg_val;
+ int i;
+
+ /* Filter Table Enable, CFI not used for packet acceptance */
+ reg_val = IGC_READ_REG(hw, IGC_RCTL);
+ reg_val &= ~IGC_RCTL_CFIEN;
+ reg_val |= IGC_RCTL_VFE;
+ IGC_WRITE_REG(hw, IGC_RCTL, reg_val);
+
+ /* restore VFTA table */
+ for (i = 0; i < IGC_VFTA_SIZE; i++)
+ IGC_WRITE_REG_ARRAY(hw, IGC_VFTA, i, shadow_vfta->vfta[i]);
+}
+
+static void
+igc_vlan_hw_strip_disable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+
+ igc_read_reg_check_clear_bits(hw, IGC_CTRL, IGC_CTRL_VME);
+}
+
+static void
+igc_vlan_hw_strip_enable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+
+ igc_read_reg_check_set_bits(hw, IGC_CTRL, IGC_CTRL_VME);
+}
+
+static int
+igc_vlan_hw_extend_disable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ uint32_t ctrl_ext;
+
+ ctrl_ext = IGC_READ_REG(hw, IGC_CTRL_EXT);
+
+ /* if extend vlan hasn't been enabled */
+ if ((ctrl_ext & IGC_CTRL_EXT_EXT_VLAN) == 0)
+ return 0;
+
+ if ((dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_JUMBO_FRAME) == 0)
+ goto write_ext_vlan;
+
+ /* Update maximum packet length */
+ if (dev->data->dev_conf.rxmode.max_rx_pkt_len <
+ RTE_ETHER_MIN_MTU + VLAN_TAG_SIZE) {
+ PMD_DRV_LOG(ERR, "Maximum packet length %u error, min is %u",
+ dev->data->dev_conf.rxmode.max_rx_pkt_len,
+ VLAN_TAG_SIZE + RTE_ETHER_MIN_MTU);
+ return -EINVAL;
+ }
+ dev->data->dev_conf.rxmode.max_rx_pkt_len -= VLAN_TAG_SIZE;
+ IGC_WRITE_REG(hw, IGC_RLPML,
+ dev->data->dev_conf.rxmode.max_rx_pkt_len);
+
+write_ext_vlan:
+ IGC_WRITE_REG(hw, IGC_CTRL_EXT, ctrl_ext & ~IGC_CTRL_EXT_EXT_VLAN);
+ return 0;
+}
+
+static int
+igc_vlan_hw_extend_enable(struct rte_eth_dev *dev)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ uint32_t ctrl_ext;
+
+ ctrl_ext = IGC_READ_REG(hw, IGC_CTRL_EXT);
+
+ /* if extend vlan has been enabled */
+ if (ctrl_ext & IGC_CTRL_EXT_EXT_VLAN)
+ return 0;
+
+ if ((dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_JUMBO_FRAME) == 0)
+ goto write_ext_vlan;
+
+ /* Update maximum packet length */
+ if (dev->data->dev_conf.rxmode.max_rx_pkt_len >
+ MAX_RX_JUMBO_FRAME_SIZE - VLAN_TAG_SIZE) {
+ PMD_DRV_LOG(ERR, "Maximum packet length %u error, max is %u",
+ dev->data->dev_conf.rxmode.max_rx_pkt_len +
+ VLAN_TAG_SIZE, MAX_RX_JUMBO_FRAME_SIZE);
+ return -EINVAL;
+ }
+ dev->data->dev_conf.rxmode.max_rx_pkt_len += VLAN_TAG_SIZE;
+ IGC_WRITE_REG(hw, IGC_RLPML,
+ dev->data->dev_conf.rxmode.max_rx_pkt_len);
+
+write_ext_vlan:
+ IGC_WRITE_REG(hw, IGC_CTRL_EXT, ctrl_ext | IGC_CTRL_EXT_EXT_VLAN);
+ return 0;
+}
+
+static int
+eth_igc_vlan_offload_set(struct rte_eth_dev *dev, int mask)
+{
+ struct rte_eth_rxmode *rxmode;
+
+ rxmode = &dev->data->dev_conf.rxmode;
+ if (mask & ETH_VLAN_STRIP_MASK) {
+ if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
+ igc_vlan_hw_strip_enable(dev);
+ else
+ igc_vlan_hw_strip_disable(dev);
+ }
+
+ if (mask & ETH_VLAN_FILTER_MASK) {
+ if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
+ igc_vlan_hw_filter_enable(dev);
+ else
+ igc_vlan_hw_filter_disable(dev);
+ }
+
+ if (mask & ETH_VLAN_EXTEND_MASK) {
+ if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
+ return igc_vlan_hw_extend_enable(dev);
+ else
+ return igc_vlan_hw_extend_disable(dev);
+ }
+
+ return 0;
+}
+
+static int
+eth_igc_vlan_tpid_set(struct rte_eth_dev *dev,
+ enum rte_vlan_type vlan_type,
+ uint16_t tpid)
+{
+ struct igc_hw *hw = IGC_DEV_PRIVATE_HW(dev);
+ uint32_t reg_val;
+
+ /* only outer TPID of double VLAN can be configured*/
+ if (vlan_type == ETH_VLAN_TYPE_OUTER) {
+ reg_val = IGC_READ_REG(hw, IGC_VET);
+ reg_val = (reg_val & (~IGC_VET_EXT)) |
+ ((uint32_t)tpid << IGC_VET_EXT_SHIFT);
+ IGC_WRITE_REG(hw, IGC_VET, reg_val);
+
+ return 0;
+ }
+
+ /* all other TPID values are read-only*/
+ PMD_DRV_LOG(ERR, "Not supported");
+ return -ENOTSUP;
+}
+
static int
eth_igc_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
struct rte_pci_device *pci_dev)
git.droids-corp.org / dpdk.git / blobdiff