(1UL << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER) | \
(1UL << RTE_ETH_FLOW_L2_PAYLOAD))
-#define I40E_PTP_40GB_INCVAL 0x0199999999ULL
-#define I40E_PTP_10GB_INCVAL 0x0333333333ULL
-#define I40E_PTP_1GB_INCVAL 0x2000000000ULL
-#define I40E_PRTTSYN_TSYNENA 0x80000000
-#define I40E_PRTTSYN_TSYNTYPE 0x0e000000
+/* Additional timesync values. */
+#define I40E_PTP_40GB_INCVAL 0x0199999999ULL
+#define I40E_PTP_10GB_INCVAL 0x0333333333ULL
+#define I40E_PTP_1GB_INCVAL 0x2000000000ULL
+#define I40E_PRTTSYN_TSYNENA 0x80000000
+#define I40E_PRTTSYN_TSYNTYPE 0x0e000000
+#define I40E_CYCLECOUNTER_MASK 0xffffffffffffffff
#define I40E_MAX_PERCENT 100
#define I40E_DEFAULT_DCB_APP_NUM 1
static int i40e_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
struct timespec *timestamp);
static void i40e_read_stats_registers(struct i40e_pf *pf, struct i40e_hw *hw);
+
+static int i40e_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);
+
+static int i40e_timesync_read_time(struct rte_eth_dev *dev,
+ struct timespec *timestamp);
+static int i40e_timesync_write_time(struct rte_eth_dev *dev,
+ const struct timespec *timestamp);
+
static int i40e_dev_rx_queue_intr_enable(struct rte_eth_dev *dev,
uint16_t queue_id);
static int i40e_dev_rx_queue_intr_disable(struct rte_eth_dev *dev,
uint16_t queue_id);
+
static const struct rte_pci_id pci_id_i40e_map[] = {
#define RTE_PCI_DEV_ID_DECL_I40E(vend, dev) {RTE_PCI_DEVICE(vend, dev)},
#include "rte_pci_dev_ids.h"
.timesync_read_rx_timestamp = i40e_timesync_read_rx_timestamp,
.timesync_read_tx_timestamp = i40e_timesync_read_tx_timestamp,
.get_dcb_info = i40e_dev_get_dcb_info,
+ .timesync_adjust_time = i40e_timesync_adjust_time,
+ .timesync_read_time = i40e_timesync_read_time,
+ .timesync_write_time = i40e_timesync_write_time,
};
/* store statistics names and its offset in stats structure */
return I40E_ERR_PARAM;
snprintf(z_name, sizeof(z_name), "i40e_dma_%"PRIu64, rte_rand());
-#ifdef RTE_LIBRTE_XEN_DOM0
mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
alignment, RTE_PGSIZE_2M);
-#else
- mz = rte_memzone_reserve_aligned(z_name, size, SOCKET_ID_ANY, 0,
- alignment);
-#endif
if (!mz)
return I40E_ERR_NO_MEMORY;
mem->size = size;
mem->va = mz->addr;
-#ifdef RTE_LIBRTE_XEN_DOM0
mem->pa = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr);
-#else
- mem->pa = mz->phys_addr;
-#endif
mem->zone = (const void *)mz;
PMD_DRV_LOG(DEBUG, "memzone %s allocated with physical address: "
"%"PRIu64, mz->name, mem->pa);
return 0;
}
-static int
-i40e_timesync_enable(struct rte_eth_dev *dev)
+static uint64_t
+i40e_read_systime_cyclecounter(struct rte_eth_dev *dev)
{
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- struct rte_eth_link *link = &dev->data->dev_link;
- uint32_t tsync_ctl_l;
- uint32_t tsync_ctl_h;
+ uint64_t systim_cycles;
+
+ systim_cycles = (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_TIME_L);
+ systim_cycles |= (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_TIME_H)
+ << 32;
+
+ return systim_cycles;
+}
+
+static uint64_t
+i40e_read_rx_tstamp_cyclecounter(struct rte_eth_dev *dev, uint8_t index)
+{
+ struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint64_t rx_tstamp;
+
+ rx_tstamp = (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(index));
+ rx_tstamp |= (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(index))
+ << 32;
+
+ return rx_tstamp;
+}
+
+static uint64_t
+i40e_read_tx_tstamp_cyclecounter(struct rte_eth_dev *dev)
+{
+ struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint64_t tx_tstamp;
+
+ tx_tstamp = (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_L);
+ tx_tstamp |= (uint64_t)I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_H)
+ << 32;
+
+ return tx_tstamp;
+}
+
+static void
+i40e_start_timecounters(struct rte_eth_dev *dev)
+{
+ struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+ struct rte_eth_link link;
uint32_t tsync_inc_l;
uint32_t tsync_inc_h;
- switch (link->link_speed) {
+ /* Get current link speed. */
+ memset(&link, 0, sizeof(link));
+ i40e_dev_link_update(dev, 1);
+ rte_i40e_dev_atomic_read_link_status(dev, &link);
+
+ switch (link.link_speed) {
case ETH_LINK_SPEED_40G:
tsync_inc_l = I40E_PTP_40GB_INCVAL & 0xFFFFFFFF;
tsync_inc_h = I40E_PTP_40GB_INCVAL >> 32;
tsync_inc_h = 0x0;
}
- /* Clear timesync registers. */
- I40E_READ_REG(hw, I40E_PRTTSYN_STAT_0);
- I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_H);
- I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(0));
- I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(1));
- I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(2));
- I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(3));
- I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_H);
-
/* Set the timesync increment value. */
I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_L, tsync_inc_l);
I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_H, tsync_inc_h);
+ memset(&adapter->systime_tc, 0, sizeof(struct rte_timecounter));
+ memset(&adapter->rx_tstamp_tc, 0, sizeof(struct rte_timecounter));
+ memset(&adapter->tx_tstamp_tc, 0, sizeof(struct rte_timecounter));
+
+ adapter->systime_tc.cc_mask = I40E_CYCLECOUNTER_MASK;
+ adapter->systime_tc.cc_shift = 0;
+ adapter->systime_tc.nsec_mask = 0;
+
+ adapter->rx_tstamp_tc.cc_mask = I40E_CYCLECOUNTER_MASK;
+ adapter->rx_tstamp_tc.cc_shift = 0;
+ adapter->rx_tstamp_tc.nsec_mask = 0;
+
+ adapter->tx_tstamp_tc.cc_mask = I40E_CYCLECOUNTER_MASK;
+ adapter->tx_tstamp_tc.cc_shift = 0;
+ adapter->tx_tstamp_tc.nsec_mask = 0;
+}
+
+static int
+i40e_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta)
+{
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+
+ adapter->systime_tc.nsec += delta;
+ adapter->rx_tstamp_tc.nsec += delta;
+ adapter->tx_tstamp_tc.nsec += delta;
+
+ return 0;
+}
+
+static int
+i40e_timesync_write_time(struct rte_eth_dev *dev, const struct timespec *ts)
+{
+ uint64_t ns;
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+
+ ns = rte_timespec_to_ns(ts);
+
+ /* Set the timecounters to a new value. */
+ adapter->systime_tc.nsec = ns;
+ adapter->rx_tstamp_tc.nsec = ns;
+ adapter->tx_tstamp_tc.nsec = ns;
+
+ return 0;
+}
+
+static int
+i40e_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts)
+{
+ uint64_t ns, systime_cycles;
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+
+ systime_cycles = i40e_read_systime_cyclecounter(dev);
+ ns = rte_timecounter_update(&adapter->systime_tc, systime_cycles);
+ *ts = rte_ns_to_timespec(ns);
+
+ return 0;
+}
+
+static int
+i40e_timesync_enable(struct rte_eth_dev *dev)
+{
+ struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t tsync_ctl_l;
+ uint32_t tsync_ctl_h;
+
+ /* Stop the timesync system time. */
+ I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_L, 0x0);
+ I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_H, 0x0);
+ /* Reset the timesync system time value. */
+ I40E_WRITE_REG(hw, I40E_PRTTSYN_TIME_L, 0x0);
+ I40E_WRITE_REG(hw, I40E_PRTTSYN_TIME_H, 0x0);
+
+ i40e_start_timecounters(dev);
+
+ /* Clear timesync registers. */
+ I40E_READ_REG(hw, I40E_PRTTSYN_STAT_0);
+ I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_H);
+ I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(0));
+ I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(1));
+ I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(2));
+ I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(3));
+
/* Enable timestamping of PTP packets. */
tsync_ctl_l = I40E_READ_REG(hw, I40E_PRTTSYN_CTL0);
tsync_ctl_l |= I40E_PRTTSYN_TSYNENA;
I40E_WRITE_REG(hw, I40E_PRTTSYN_CTL0, tsync_ctl_l);
I40E_WRITE_REG(hw, I40E_PRTTSYN_CTL1, tsync_ctl_h);
- /* Set the timesync increment value. */
+ /* Reset the timesync increment value. */
I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_L, 0x0);
I40E_WRITE_REG(hw, I40E_PRTTSYN_INC_H, 0x0);
struct timespec *timestamp, uint32_t flags)
{
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+
uint32_t sync_status;
- uint32_t rx_stmpl;
- uint32_t rx_stmph;
uint32_t index = flags & 0x03;
+ uint64_t rx_tstamp_cycles;
+ uint64_t ns;
sync_status = I40E_READ_REG(hw, I40E_PRTTSYN_STAT_1);
if ((sync_status & (1 << index)) == 0)
return -EINVAL;
- rx_stmpl = I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_L(index));
- rx_stmph = I40E_READ_REG(hw, I40E_PRTTSYN_RXTIME_H(index));
+ rx_tstamp_cycles = i40e_read_rx_tstamp_cyclecounter(dev, index);
+ ns = rte_timecounter_update(&adapter->rx_tstamp_tc, rx_tstamp_cycles);
+ *timestamp = rte_ns_to_timespec(ns);
- timestamp->tv_sec = (uint64_t)(((uint64_t)rx_stmph << 32) | rx_stmpl);
- timestamp->tv_nsec = 0;
-
- return 0;
+ return 0;
}
static int
struct timespec *timestamp)
{
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct i40e_adapter *adapter =
+ (struct i40e_adapter *)dev->data->dev_private;
+
uint32_t sync_status;
- uint32_t tx_stmpl;
- uint32_t tx_stmph;
+ uint64_t tx_tstamp_cycles;
+ uint64_t ns;
sync_status = I40E_READ_REG(hw, I40E_PRTTSYN_STAT_0);
if ((sync_status & I40E_PRTTSYN_STAT_0_TXTIME_MASK) == 0)
return -EINVAL;
- tx_stmpl = I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_L);
- tx_stmph = I40E_READ_REG(hw, I40E_PRTTSYN_TXTIME_H);
+ tx_tstamp_cycles = i40e_read_tx_tstamp_cyclecounter(dev);
+ ns = rte_timecounter_update(&adapter->tx_tstamp_tc, tx_tstamp_cycles);
+ *timestamp = rte_ns_to_timespec(ns);
- timestamp->tv_sec = (uint64_t)(((uint64_t)tx_stmph << 32) | tx_stmpl);
- timestamp->tv_nsec = 0;
-
- return 0;
+ return 0;
}
/*
git.droids-corp.org / dpdk.git / blobdiff