diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2021-10-01 16:06:33 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-10-02 13:52:46 +0100 |
| commit | 0b395f289451b4674c1db8949f0c441d7a2ff4fe (patch) | |
| tree | eddea4b6603c1ec66b166943b58187544f2fc9e1 /drivers/net/ethernet/renesas | |
| parent | 7e09a052dc4e30ce07fd7b3aa58a7d993f73a9d7 (diff) | |
| download | linux-0b395f289451b4674c1db8949f0c441d7a2ff4fe.tar.gz linux-0b395f289451b4674c1db8949f0c441d7a2ff4fe.tar.bz2 linux-0b395f289451b4674c1db8949f0c441d7a2ff4fe.zip | |
ravb: Add tsrq to struct ravb_hw_info
R-Car AVB-DMAC has 4 Transmit start request queues, whereas
RZ/G2L has only 1 Transmit start request queue.
Add a tsrq variable to struct ravb_hw_info to handle this
difference.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/renesas')
| -rw-r--r-- | drivers/net/ethernet/renesas/ravb.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/renesas/ravb_main.c | 9 |
2 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h index 9cd3a15743b4..c586070193ef 100644 --- a/drivers/net/ethernet/renesas/ravb.h +++ b/drivers/net/ethernet/renesas/ravb.h @@ -997,6 +997,7 @@ struct ravb_hw_info { netdev_features_t net_features; int stats_len; size_t max_rx_len; + u32 tsrq; unsigned aligned_tx: 1; /* hardware features */ diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index ac141a491ca2..4784832bd93c 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -790,11 +790,13 @@ static void ravb_rcv_snd_enable(struct net_device *ndev) /* function for waiting dma process finished */ static int ravb_stop_dma(struct net_device *ndev) { + struct ravb_private *priv = netdev_priv(ndev); + const struct ravb_hw_info *info = priv->info; int error; /* Wait for stopping the hardware TX process */ - error = ravb_wait(ndev, TCCR, - TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, 0); + error = ravb_wait(ndev, TCCR, info->tsrq, 0); + if (error) return error; @@ -2128,6 +2130,7 @@ static const struct ravb_hw_info ravb_gen3_hw_info = { .net_features = NETIF_F_RXCSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats), .max_rx_len = RX_BUF_SZ + RAVB_ALIGN - 1, + .tsrq = TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, .internal_delay = 1, .tx_counters = 1, .multi_irqs = 1, @@ -2150,6 +2153,7 @@ static const struct ravb_hw_info ravb_gen2_hw_info = { .net_features = NETIF_F_RXCSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats), .max_rx_len = RX_BUF_SZ + RAVB_ALIGN - 1, + .tsrq = TCCR_TSRQ0 | TCCR_TSRQ1 | TCCR_TSRQ2 | TCCR_TSRQ3, .aligned_tx = 1, .gptp = 1, .nc_queue = 1, @@ -2165,6 +2169,7 @@ static const struct ravb_hw_info gbeth_hw_info = { .dmac_init = ravb_dmac_init_gbeth, .emac_init = ravb_emac_init_gbeth, .max_rx_len = GBETH_RX_BUFF_MAX + RAVB_ALIGN - 1, + .tsrq = TCCR_TSRQ0, .aligned_tx = 1, .tx_counters = 1, }; |