diff options
| author | David S. Miller <davem@davemloft.net> | 2023-02-17 11:06:39 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-02-17 11:06:39 +0000 |
| commit | 675f176b4dcc2b75adbcea7ba0e9a649527f53bd (patch) | |
| tree | dc5eea870c19b405bb6558964e5367bb6c9205c5 /drivers/net/ethernet/ti/am65-cpsw-nuss.c | |
| parent | 84cb1b53cdbad52642571e31a8aee301206d2043 (diff) | |
| parent | ec35307e18ba8174e2a3f701956059f6a36f22fb (diff) | |
Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net
Some of the devlink bits were tricky, but I think I got it right.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti/am65-cpsw-nuss.c')
| -rw-r--r-- | drivers/net/ethernet/ti/am65-cpsw-nuss.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index b23027874cc4..4e3861c47708 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -501,7 +501,15 @@ static int am65_cpsw_nuss_common_stop(struct am65_cpsw_common *common) k3_udma_glue_disable_tx_chn(common->tx_chns[i].tx_chn); } + reinit_completion(&common->tdown_complete); k3_udma_glue_tdown_rx_chn(common->rx_chns.rx_chn, true); + + if (common->pdata.quirks & AM64_CPSW_QUIRK_DMA_RX_TDOWN_IRQ) { + i = wait_for_completion_timeout(&common->tdown_complete, msecs_to_jiffies(1000)); + if (!i) + dev_err(common->dev, "rx teardown timeout\n"); + } + napi_disable(&common->napi_rx); for (i = 0; i < AM65_CPSW_MAX_RX_FLOWS; i++) @@ -721,6 +729,8 @@ static int am65_cpsw_nuss_rx_packets(struct am65_cpsw_common *common, if (cppi5_desc_is_tdcm(desc_dma)) { dev_dbg(dev, "%s RX tdown flow: %u\n", __func__, flow_idx); + if (common->pdata.quirks & AM64_CPSW_QUIRK_DMA_RX_TDOWN_IRQ) + complete(&common->tdown_complete); return 0; } @@ -2736,7 +2746,7 @@ static const struct am65_cpsw_pdata j721e_pdata = { }; static const struct am65_cpsw_pdata am64x_cpswxg_pdata = { - .quirks = 0, + .quirks = AM64_CPSW_QUIRK_DMA_RX_TDOWN_IRQ, .ale_dev_id = "am64-cpswxg", .fdqring_mode = K3_RINGACC_RING_MODE_RING, }; |