#include "txgbe_ethdev.h"
#include "txgbe_rxtx.h"
+#ifdef RTE_LIBRTE_IEEE1588
+#define TXGBE_TX_IEEE1588_TMST PKT_TX_IEEE1588_TMST
+#else
+#define TXGBE_TX_IEEE1588_TMST 0
+#endif
+
/* Bit Mask to indicate what bits required for building TX context */
static const u64 TXGBE_TX_OFFLOAD_MASK = (PKT_TX_IP_CKSUM |
PKT_TX_OUTER_IPV6 |
PKT_TX_L4_MASK |
PKT_TX_TCP_SEG |
PKT_TX_TUNNEL_MASK |
- PKT_TX_OUTER_IP_CKSUM);
+ PKT_TX_OUTER_IP_CKSUM |
+ TXGBE_TX_IEEE1588_TMST);
#define TXGBE_TX_OFFLOAD_NOTSUP_MASK \
(PKT_TX_OFFLOAD_MASK ^ TXGBE_TX_OFFLOAD_MASK)
*/
cmd_type_len = TXGBE_TXD_FCS;
+#ifdef RTE_LIBRTE_IEEE1588
+ if (ol_flags & PKT_TX_IEEE1588_TMST)
+ cmd_type_len |= TXGBE_TXD_1588;
+#endif
+
olinfo_status = 0;
if (tx_ol_req) {
if (ol_flags & PKT_TX_TCP_SEG) {
PKT_RX_RSS_HASH, 0, 0, 0,
0, 0, 0, PKT_RX_FDIR,
};
-
+#ifdef RTE_LIBRTE_IEEE1588
+ static uint64_t ip_pkt_etqf_map[8] = {
+ 0, 0, 0, PKT_RX_IEEE1588_PTP,
+ 0, 0, 0, 0,
+ };
+ int etfid = txgbe_etflt_id(TXGBE_RXD_PTID(pkt_info));
+ if (likely(-1 != etfid))
+ return ip_pkt_etqf_map[etfid] |
+ ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+ else
+ return ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+#else
return ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+#endif
}
static inline uint64_t
vlan_flags & PKT_RX_VLAN_STRIPPED)
? vlan_flags : 0;
+#ifdef RTE_LIBRTE_IEEE1588
+ if (rx_status & TXGBE_RXD_STAT_1588)
+ pkt_flags = pkt_flags | PKT_RX_IEEE1588_TMST;
+#endif
return pkt_flags;
}
for (j = 0; j < LOOK_AHEAD; j++)
s[j] = rte_le_to_cpu_32(rxdp[j].qw1.lo.status);
- rte_smp_rmb();
+ rte_atomic_thread_fence(__ATOMIC_ACQUIRE);
/* Compute how many status bits were set */
for (nb_dd = 0; nb_dd < LOOK_AHEAD &&
}
}
+static int
+txgbe_tx_done_cleanup_full(struct txgbe_tx_queue *txq, uint32_t free_cnt)
+{
+ struct txgbe_tx_entry *swr_ring = txq->sw_ring;
+ uint16_t i, tx_last, tx_id;
+ uint16_t nb_tx_free_last;
+ uint16_t nb_tx_to_clean;
+ uint32_t pkt_cnt;
+
+ /* Start free mbuf from the next of tx_tail */
+ tx_last = txq->tx_tail;
+ tx_id = swr_ring[tx_last].next_id;
+
+ if (txq->nb_tx_free == 0 && txgbe_xmit_cleanup(txq))
+ return 0;
+
+ nb_tx_to_clean = txq->nb_tx_free;
+ nb_tx_free_last = txq->nb_tx_free;
+ if (!free_cnt)
+ free_cnt = txq->nb_tx_desc;
+
+ /* Loop through swr_ring to count the amount of
+ * freeable mubfs and packets.
+ */
+ for (pkt_cnt = 0; pkt_cnt < free_cnt; ) {
+ for (i = 0; i < nb_tx_to_clean &&
+ pkt_cnt < free_cnt &&
+ tx_id != tx_last; i++) {
+ if (swr_ring[tx_id].mbuf != NULL) {
+ rte_pktmbuf_free_seg(swr_ring[tx_id].mbuf);
+ swr_ring[tx_id].mbuf = NULL;
+
+ /*
+ * last segment in the packet,
+ * increment packet count
+ */
+ pkt_cnt += (swr_ring[tx_id].last_id == tx_id);
+ }
+
+ tx_id = swr_ring[tx_id].next_id;
+ }
+
+ if (pkt_cnt < free_cnt) {
+ if (txgbe_xmit_cleanup(txq))
+ break;
+
+ nb_tx_to_clean = txq->nb_tx_free - nb_tx_free_last;
+ nb_tx_free_last = txq->nb_tx_free;
+ }
+ }
+
+ return (int)pkt_cnt;
+}
+
+static int
+txgbe_tx_done_cleanup_simple(struct txgbe_tx_queue *txq,
+ uint32_t free_cnt)
+{
+ int i, n, cnt;
+
+ if (free_cnt == 0 || free_cnt > txq->nb_tx_desc)
+ free_cnt = txq->nb_tx_desc;
+
+ cnt = free_cnt - free_cnt % txq->tx_free_thresh;
+
+ for (i = 0; i < cnt; i += n) {
+ if (txq->nb_tx_desc - txq->nb_tx_free < txq->tx_free_thresh)
+ break;
+
+ n = txgbe_tx_free_bufs(txq);
+
+ if (n == 0)
+ break;
+ }
+
+ return i;
+}
+
+int
+txgbe_dev_tx_done_cleanup(void *tx_queue, uint32_t free_cnt)
+{
+ struct txgbe_tx_queue *txq = (struct txgbe_tx_queue *)tx_queue;
+ if (txq->offloads == 0 &&
+ txq->tx_free_thresh >= RTE_PMD_TXGBE_TX_MAX_BURST)
+ return txgbe_tx_done_cleanup_simple(txq, free_cnt);
+
+ return txgbe_tx_done_cleanup_full(txq, free_cnt);
+}
+
static void __rte_cold
txgbe_tx_free_swring(struct txgbe_tx_queue *txq)
{
return 0;
}
+uint32_t
+txgbe_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
+{
+#define TXGBE_RXQ_SCAN_INTERVAL 4
+ volatile struct txgbe_rx_desc *rxdp;
+ struct txgbe_rx_queue *rxq;
+ uint32_t desc = 0;
+
+ rxq = dev->data->rx_queues[rx_queue_id];
+ rxdp = &rxq->rx_ring[rxq->rx_tail];
+
+ while ((desc < rxq->nb_rx_desc) &&
+ (rxdp->qw1.lo.status &
+ rte_cpu_to_le_32(TXGBE_RXD_STAT_DD))) {
+ desc += TXGBE_RXQ_SCAN_INTERVAL;
+ rxdp += TXGBE_RXQ_SCAN_INTERVAL;
+ if (rxq->rx_tail + desc >= rxq->nb_rx_desc)
+ rxdp = &(rxq->rx_ring[rxq->rx_tail +
+ desc - rxq->nb_rx_desc]);
+ }
+
+ return desc;
+}
+
+int
+txgbe_dev_rx_descriptor_status(void *rx_queue, uint16_t offset)
+{
+ struct txgbe_rx_queue *rxq = rx_queue;
+ volatile uint32_t *status;
+ uint32_t nb_hold, desc;
+
+ if (unlikely(offset >= rxq->nb_rx_desc))
+ return -EINVAL;
+
+ nb_hold = rxq->nb_rx_hold;
+ if (offset >= rxq->nb_rx_desc - nb_hold)
+ return RTE_ETH_RX_DESC_UNAVAIL;
+
+ desc = rxq->rx_tail + offset;
+ if (desc >= rxq->nb_rx_desc)
+ desc -= rxq->nb_rx_desc;
+
+ status = &rxq->rx_ring[desc].qw1.lo.status;
+ if (*status & rte_cpu_to_le_32(TXGBE_RXD_STAT_DD))
+ return RTE_ETH_RX_DESC_DONE;
+
+ return RTE_ETH_RX_DESC_AVAIL;
+}
+
+int
+txgbe_dev_tx_descriptor_status(void *tx_queue, uint16_t offset)
+{
+ struct txgbe_tx_queue *txq = tx_queue;
+ volatile uint32_t *status;
+ uint32_t desc;
+
+ if (unlikely(offset >= txq->nb_tx_desc))
+ return -EINVAL;
+
+ desc = txq->tx_tail + offset;
+ if (desc >= txq->nb_tx_desc) {
+ desc -= txq->nb_tx_desc;
+ if (desc >= txq->nb_tx_desc)
+ desc -= txq->nb_tx_desc;
+ }
+
+ status = &txq->tx_ring[desc].dw3;
+ if (*status & rte_cpu_to_le_32(TXGBE_TXD_DD))
+ return RTE_ETH_TX_DESC_DONE;
+
+ return RTE_ETH_TX_DESC_FULL;
+}
+
void __rte_cold
txgbe_dev_clear_queues(struct rte_eth_dev *dev)
{
struct txgbe_dcb_config *dcb_config)
{
int ret = 0;
- uint8_t i, nb_tcs;
+ uint8_t i, pfc_en, nb_tcs;
uint16_t pbsize, rx_buffer_size;
uint8_t config_dcb_rx = 0;
uint8_t config_dcb_tx = 0;
/* Configure queue statistics registers */
txgbe_dcb_config_tc_stats_raptor(hw, dcb_config);
+ /* Check if the PFC is supported */
+ if (dev->data->dev_conf.dcb_capability_en & ETH_DCB_PFC_SUPPORT) {
+ pbsize = (uint16_t)(rx_buffer_size / nb_tcs);
+ for (i = 0; i < nb_tcs; i++) {
+ /* If the TC count is 8,
+ * and the default high_water is 48,
+ * the low_water is 16 as default.
+ */
+ hw->fc.high_water[i] = (pbsize * 3) / 4;
+ hw->fc.low_water[i] = pbsize / 4;
+ /* Enable pfc for this TC */
+ tc = &dcb_config->tc_config[i];
+ tc->pfc = txgbe_dcb_pfc_enabled;
+ }
+ txgbe_dcb_unpack_pfc_cee(dcb_config, map, &pfc_en);
+ if (dcb_config->num_tcs.pfc_tcs == ETH_4_TCS)
+ pfc_en &= 0x0F;
+ ret = txgbe_dcb_config_pfc(hw, pfc_en, map);
+ }
+
return ret;
}
git.droids-corp.org / dpdk.git / blobdiff