diff options
| author | Furong Xu <0x1207@gmail.com> | 2023-08-09 10:02:38 +0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-08-10 17:37:21 -0700 |
| commit | 0c2910ae7fa0caa0f1adc6fed73c23e5593b307b (patch) | |
| tree | 726b7b7d6329f44e6102ac3db72a5bb75f1b7cfd /drivers/net/ethernet/stmicro | |
| parent | c042502ce201bc1f1b0b38b2e89694048b6b047d (diff) | |
net: stmmac: xgmac: RX queue routing configuration
Commit abe80fdc6ee6 ("net: stmmac: RX queue routing configuration")
introduced RX queue routing to DWMAC4 core.
This patch extend the support to XGMAC2 core.
Signed-off-by: Furong Xu <0x1207@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20230809020238.1136732-1-0x1207@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h | 12 | ||||
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c | 34 |
2 files changed, 44 insertions, 2 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index 153321fe42c3..ce67b178c2d5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -74,8 +74,20 @@ #define XGMAC_RXQEN(x) GENMASK((x) * 2 + 1, (x) * 2) #define XGMAC_RXQEN_SHIFT(x) ((x) * 2) #define XGMAC_RXQ_CTRL1 0x000000a4 +#define XGMAC_AVCPQ GENMASK(31, 28) +#define XGMAC_AVCPQ_SHIFT 28 +#define XGMAC_PTPQ GENMASK(27, 24) +#define XGMAC_PTPQ_SHIFT 24 +#define XGMAC_TACPQE BIT(23) +#define XGMAC_DCBCPQ GENMASK(19, 16) +#define XGMAC_DCBCPQ_SHIFT 16 +#define XGMAC_MCBCQEN BIT(15) +#define XGMAC_MCBCQ GENMASK(11, 8) +#define XGMAC_MCBCQ_SHIFT 8 #define XGMAC_RQ GENMASK(7, 4) #define XGMAC_RQ_SHIFT 4 +#define XGMAC_UPQ GENMASK(3, 0) +#define XGMAC_UPQ_SHIFT 0 #define XGMAC_RXQ_CTRL2 0x000000a8 #define XGMAC_RXQ_CTRL3 0x000000ac #define XGMAC_PSRQ(x) GENMASK((x) * 8 + 7, (x) * 8) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c index a0c2ef8bb0ac..38782662ff98 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c @@ -127,6 +127,36 @@ static void dwxgmac2_tx_queue_prio(struct mac_device_info *hw, u32 prio, writel(value, ioaddr + reg); } +static void dwxgmac2_rx_queue_routing(struct mac_device_info *hw, + u8 packet, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value; + + static const struct stmmac_rx_routing dwxgmac2_route_possibilities[] = { + { XGMAC_AVCPQ, XGMAC_AVCPQ_SHIFT }, + { XGMAC_PTPQ, XGMAC_PTPQ_SHIFT }, + { XGMAC_DCBCPQ, XGMAC_DCBCPQ_SHIFT }, + { XGMAC_UPQ, XGMAC_UPQ_SHIFT }, + { XGMAC_MCBCQ, XGMAC_MCBCQ_SHIFT }, + }; + + value = readl(ioaddr + XGMAC_RXQ_CTRL1); + + /* routing configuration */ + value &= ~dwxgmac2_route_possibilities[packet - 1].reg_mask; + value |= (queue << dwxgmac2_route_possibilities[packet - 1].reg_shift) & + dwxgmac2_route_possibilities[packet - 1].reg_mask; + + /* some packets require extra ops */ + if (packet == PACKET_AVCPQ) + value |= FIELD_PREP(XGMAC_TACPQE, 1); + else if (packet == PACKET_MCBCQ) + value |= FIELD_PREP(XGMAC_MCBCQEN, 1); + + writel(value, ioaddr + XGMAC_RXQ_CTRL1); +} + static void dwxgmac2_prog_mtl_rx_algorithms(struct mac_device_info *hw, u32 rx_alg) { @@ -1463,7 +1493,7 @@ const struct stmmac_ops dwxgmac210_ops = { .rx_queue_enable = dwxgmac2_rx_queue_enable, .rx_queue_prio = dwxgmac2_rx_queue_prio, .tx_queue_prio = dwxgmac2_tx_queue_prio, - .rx_queue_routing = NULL, + .rx_queue_routing = dwxgmac2_rx_queue_routing, .prog_mtl_rx_algorithms = dwxgmac2_prog_mtl_rx_algorithms, .prog_mtl_tx_algorithms = dwxgmac2_prog_mtl_tx_algorithms, .set_mtl_tx_queue_weight = dwxgmac2_set_mtl_tx_queue_weight, @@ -1524,7 +1554,7 @@ const struct stmmac_ops dwxlgmac2_ops = { .rx_queue_enable = dwxlgmac2_rx_queue_enable, .rx_queue_prio = dwxgmac2_rx_queue_prio, .tx_queue_prio = dwxgmac2_tx_queue_prio, - .rx_queue_routing = NULL, + .rx_queue_routing = dwxgmac2_rx_queue_routing, .prog_mtl_rx_algorithms = dwxgmac2_prog_mtl_rx_algorithms, .prog_mtl_tx_algorithms = dwxgmac2_prog_mtl_tx_algorithms, .set_mtl_tx_queue_weight = dwxgmac2_set_mtl_tx_queue_weight, |