@@ -24,6 +24,22 @@ typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
+struct rtl_counters {
+ u64 tx_packets;
+ u64 rx_packets;
+ u64 tx_errors;
+ u32 rx_errors;
+ u16 rx_missed;
+ u16 align_errors;
+ u32 tx_one_collision;
+ u32 tx_multi_collision;
+ u64 rx_unicast;
+ u64 rx_broadcast;
+ u32 rx_multicast;
+ u16 tx_aborted;
+ u16 tx_underun;
+};
+
enum mcfg {
CFG_METHOD_1 = 1,
CFG_METHOD_2,
@@ -40,6 +40,9 @@ static int rtl_dev_set_link_up(struct rte_eth_dev *dev);
static int rtl_dev_set_link_down(struct rte_eth_dev *dev);
static int rtl_dev_infos_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info);
+static int rtl_dev_stats_get(struct rte_eth_dev *dev,
+ struct rte_eth_stats *rte_stats);
+static int rtl_dev_stats_reset(struct rte_eth_dev *dev);
/*
* The set of PCI devices this driver supports
@@ -78,6 +81,9 @@ static const struct eth_dev_ops rtl_eth_dev_ops = {
.link_update = rtl_dev_link_update,
+ .stats_get = rtl_dev_stats_get,
+ .stats_reset = rtl_dev_stats_reset,
+
.rx_queue_setup = rtl_rx_queue_setup,
.rx_queue_release = rtl_rx_queue_release,
.rxq_info_get = rtl_rxq_info_get,
@@ -241,6 +247,11 @@ rtl_dev_start(struct rte_eth_dev *dev)
goto error;
}
+ /* This can fail when allocating mem for tally counters */
+ err = rtl_tally_init(dev);
+ if (err)
+ goto error;
+
/* Enable uio/vfio intr/eventfd mapping */
rte_intr_enable(intr_handle);
@@ -287,6 +298,8 @@ rtl_dev_stop(struct rte_eth_dev *dev)
rtl_stop_queues(dev);
+ rtl_tally_free(dev);
+
/* Clear the recorded link status */
memset(&link, 0, sizeof(link));
rte_eth_linkstatus_set(dev, &link);
@@ -372,6 +385,41 @@ rtl_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
return 0;
}
+static int
+rtl_dev_stats_reset(struct rte_eth_dev *dev)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+
+ rtl_clear_tally_stats(hw);
+
+ memset(&adapter->sw_stats, 0, sizeof(adapter->sw_stats));
+
+ return 0;
+}
+
+static void
+rtl_sw_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_sw_stats *sw_stats = &adapter->sw_stats;
+
+ rte_stats->ibytes = sw_stats->rx_bytes;
+ rte_stats->obytes = sw_stats->tx_bytes;
+}
+
+static int
+rtl_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+
+ rtl_get_tally_stats(hw, rte_stats);
+ rtl_sw_stats_get(dev, rte_stats);
+
+ return 0;
+}
+
/* Return 0 means link status changed, -1 means not changed */
static int
rtl_dev_link_update(struct rte_eth_dev *dev, int wait __rte_unused)
@@ -47,6 +47,9 @@ struct rtl_hw {
u8 mac_addr[MAC_ADDR_LEN];
u32 rx_buf_sz;
+ struct rtl_counters *tally_vaddr;
+ u64 tally_paddr;
+
u8 RequirePhyMdiSwapPatch;
u8 NotWrMcuPatchCode;
u8 HwSuppMacMcuVer;
@@ -1502,3 +1502,83 @@ rtl_rar_set(struct rtl_hw *hw, uint8_t *addr)
rtl_disable_cfg9346_write(hw);
}
+
+void
+rtl_get_tally_stats(struct rtl_hw *hw, struct rte_eth_stats *rte_stats)
+{
+ struct rtl_counters *counters;
+ uint64_t paddr;
+ u32 cmd;
+ u32 wait_cnt;
+
+ counters = hw->tally_vaddr;
+ paddr = hw->tally_paddr;
+ if (!counters)
+ return;
+
+ RTL_W32(hw, CounterAddrHigh, (u64)paddr >> 32);
+ cmd = (u64)paddr & DMA_BIT_MASK(32);
+ RTL_W32(hw, CounterAddrLow, cmd);
+ RTL_W32(hw, CounterAddrLow, cmd | CounterDump);
+
+ wait_cnt = 0;
+ while (RTL_R32(hw, CounterAddrLow) & CounterDump) {
+ rte_delay_us(10);
+
+ wait_cnt++;
+ if (wait_cnt > 20)
+ break;
+ }
+
+ /* RX errors */
+ rte_stats->imissed = rte_le_to_cpu_64(counters->rx_missed);
+ rte_stats->ierrors = rte_le_to_cpu_64(counters->rx_errors);
+
+ /* TX errors */
+ rte_stats->oerrors = rte_le_to_cpu_64(counters->tx_errors);
+
+ rte_stats->ipackets = rte_le_to_cpu_64(counters->rx_packets);
+ rte_stats->opackets = rte_le_to_cpu_64(counters->tx_packets);
+}
+
+void
+rtl_clear_tally_stats(struct rtl_hw *hw)
+{
+ if (!hw->tally_paddr)
+ return;
+
+ RTL_W32(hw, CounterAddrHigh, (u64)hw->tally_paddr >> 32);
+ RTL_W32(hw, CounterAddrLow,
+ ((u64)hw->tally_paddr & (DMA_BIT_MASK(32))) | CounterReset);
+}
+
+int
+rtl_tally_init(struct rte_eth_dev *dev)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+ const struct rte_memzone *mz;
+
+ mz = rte_eth_dma_zone_reserve(dev, "tally_counters", 0,
+ sizeof(struct rtl_counters), 64, rte_socket_id());
+ if (mz == NULL)
+ return -ENOMEM;
+
+ hw->tally_vaddr = mz->addr;
+ hw->tally_paddr = mz->iova;
+
+ /* Fill tally addrs */
+ RTL_W32(hw, CounterAddrHigh, (u64)hw->tally_paddr >> 32);
+ RTL_W32(hw, CounterAddrLow, (u64)hw->tally_paddr & (DMA_BIT_MASK(32)));
+
+ /* Reset the hw statistics */
+ rtl_clear_tally_stats(hw);
+
+ return 0;
+}
+
+void
+rtl_tally_free(struct rte_eth_dev *dev)
+{
+ rte_eth_dma_zone_free(dev, "tally_counters", 0);
+}
@@ -54,6 +54,12 @@ void rtl_rar_set(struct rtl_hw *hw, uint8_t *addr);
void rtl_set_link_option(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex,
enum rtl_fc_mode fc);
+void rtl_get_tally_stats(struct rtl_hw *hw, struct rte_eth_stats *rte_stats);
+void rtl_clear_tally_stats(struct rtl_hw *hw);
+
+int rtl_tally_init(struct rte_eth_dev *dev);
+void rtl_tally_free(struct rte_eth_dev *dev);
+
extern const struct rtl_hw_ops rtl8125a_ops;
extern const struct rtl_hw_ops rtl8125b_ops;
extern const struct rtl_hw_ops rtl8125bp_ops;