diff options
| author |   imarom <imarom@cisco.com> | 2016-05-30 17:36:03 +0300 |
|---|---|---|
| committer | imarom <imarom@cisco.com> | 2016-05-30 17:39:41 +0300 |
| commit | 958d3c258293929e80b215d2b56b4032dae3910d (patch) | |
| tree | 773f1b14427f058bc4845e81441a43004c4669ce /src/dpdk22 | |
| parent | e73f799983788c328fa5901b9171acfc66de6d5c (diff) | |
async util. monitor
i40 FDIR delay issue
Diffstat (limited to 'src/dpdk22')
| -rw-r--r-- | src/dpdk22/drivers/net/i40e/i40e_fdir.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/dpdk22/drivers/net/i40e/i40e_fdir.c b/src/dpdk22/drivers/net/i40e/i40e_fdir.c index f644ef3d..888b7977 100644 --- a/src/dpdk22/drivers/net/i40e/i40e_fdir.c +++ b/src/dpdk22/drivers/net/i40e/i40e_fdir.c @@ -71,8 +71,8 @@ #define I40E_FDIR_UDP_DEFAULT_LEN 400 /* Wait count and interval for fdir filter programming */ -#define I40E_FDIR_WAIT_COUNT 10 -#define I40E_FDIR_WAIT_INTERVAL_US 1000 +#define I40E_FDIR_WAIT_COUNT 100 +#define I40E_FDIR_WAIT_INTERVAL_US 100 /* Wait count and interval for fdir filter flush */ #define I40E_FDIR_FLUSH_RETRY 50 @@ -1176,19 +1176,28 @@ i40e_fdir_filter_programming(struct i40e_pf *pf, I40E_PCI_REG_WRITE(txq->qtx_tail, txq->tx_tail); for (i = 0; i < I40E_FDIR_WAIT_COUNT; i++) { - rte_delay_us(I40E_FDIR_WAIT_INTERVAL_US); + + /* itay: moved this delay after the check to avoid first check */ + //rte_delay_us(I40E_FDIR_WAIT_INTERVAL_US); + if ((txdp->cmd_type_offset_bsz & rte_cpu_to_le_64(I40E_TXD_QW1_DTYPE_MASK)) == rte_cpu_to_le_64(I40E_TX_DESC_DTYPE_DESC_DONE)) break; + + rte_delay_us(I40E_FDIR_WAIT_INTERVAL_US); } + if (i >= I40E_FDIR_WAIT_COUNT) { PMD_DRV_LOG(ERR, "Failed to program FDIR filter:" " time out to get DD on tx queue."); return -ETIMEDOUT; } + /* totally delay 10 ms to check programming status*/ - rte_delay_us((I40E_FDIR_WAIT_COUNT - i) * I40E_FDIR_WAIT_INTERVAL_US); + /* itay: tests show this is not needed */ + //rte_delay_us((I40E_FDIR_WAIT_COUNT - i) * I40E_FDIR_WAIT_INTERVAL_US); + if (i40e_check_fdir_programming_status(rxq) < 0) { PMD_DRV_LOG(ERR, "Failed to program FDIR filter:" " programming status reported."); |