diff options
Diffstat (limited to 'target/linux/mvebu/patches-5.15/701-v5.14-net-ethernet-marvell-mvnetaMQPrio.patch')
| -rw-r--r-- | target/linux/mvebu/patches-5.15/701-v5.14-net-ethernet-marvell-mvnetaMQPrio.patch | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/target/linux/mvebu/patches-5.15/701-v5.14-net-ethernet-marvell-mvnetaMQPrio.patch b/target/linux/mvebu/patches-5.15/701-v5.14-net-ethernet-marvell-mvnetaMQPrio.patch deleted file mode 100644 index 36d4942f8b..0000000000 --- a/target/linux/mvebu/patches-5.15/701-v5.14-net-ethernet-marvell-mvnetaMQPrio.patch +++ /dev/null @@ -1,109 +0,0 @@ -From 4906887a8ae5f1296f8079bcf4565a6092a8e402 Mon Sep 17 00:00:00 2001 -From: Maxime Chevallier <maxime.chevallier@bootlin.com> -Date: Tue, 16 Feb 2021 10:25:36 +0100 -Subject: net: mvneta: Implement mqprio support - -Implement a basic MQPrio support, inserting rules in RX that translate -the TC to prio mapping into vlan prio to queues. - -The TX logic stays the same as when we don't offload the qdisc. - -Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/marvell/mvneta.c | 61 +++++++++++++++++++++++++++++++++++ - 1 file changed, 61 insertions(+) - -(limited to 'drivers/net/ethernet/marvell/mvneta.c') - ---- a/drivers/net/ethernet/marvell/mvneta.c -+++ b/drivers/net/ethernet/marvell/mvneta.c -@@ -102,6 +102,8 @@ - #define MVNETA_TX_NO_DATA_SWAP BIT(5) - #define MVNETA_DESC_SWAP BIT(6) - #define MVNETA_TX_BRST_SZ_MASK(burst) ((burst) << 22) -+#define MVNETA_VLAN_PRIO_TO_RXQ 0x2440 -+#define MVNETA_VLAN_PRIO_RXQ_MAP(prio, rxq) ((rxq) << ((prio) * 3)) - #define MVNETA_PORT_STATUS 0x2444 - #define MVNETA_TX_IN_PRGRS BIT(0) - #define MVNETA_TX_FIFO_EMPTY BIT(8) -@@ -490,6 +492,7 @@ struct mvneta_port { - u8 mcast_count[256]; - u16 tx_ring_size; - u16 rx_ring_size; -+ u8 prio_tc_map[8]; - - phy_interface_t phy_interface; - struct device_node *dn; -@@ -4913,6 +4916,63 @@ static u16 mvneta_select_queue(struct ne - } - #endif - -+static void mvneta_clear_rx_prio_map(struct mvneta_port *pp) -+{ -+ mvreg_write(pp, MVNETA_VLAN_PRIO_TO_RXQ, 0); -+} -+ -+static void mvneta_setup_rx_prio_map(struct mvneta_port *pp) -+{ -+ u32 val = 0; -+ int i; -+ -+ for (i = 0; i < rxq_number; i++) -+ val |= MVNETA_VLAN_PRIO_RXQ_MAP(i, pp->prio_tc_map[i]); -+ -+ mvreg_write(pp, MVNETA_VLAN_PRIO_TO_RXQ, val); -+} -+ -+static int mvneta_setup_mqprio(struct net_device *dev, -+ struct tc_mqprio_qopt *qopt) -+{ -+ struct mvneta_port *pp = netdev_priv(dev); -+ u8 num_tc; -+ int i; -+ -+ qopt->hw = TC_MQPRIO_HW_OFFLOAD_TCS; -+ num_tc = qopt->num_tc; -+ -+ if (num_tc > rxq_number) -+ return -EINVAL; -+ -+ if (!num_tc) { -+ mvneta_clear_rx_prio_map(pp); -+ netdev_reset_tc(dev); -+ return 0; -+ } -+ -+ memcpy(pp->prio_tc_map, qopt->prio_tc_map, sizeof(pp->prio_tc_map)); -+ -+ mvneta_setup_rx_prio_map(pp); -+ -+ netdev_set_num_tc(dev, qopt->num_tc); -+ for (i = 0; i < qopt->num_tc; i++) -+ netdev_set_tc_queue(dev, i, qopt->count[i], qopt->offset[i]); -+ -+ return 0; -+} -+ -+static int mvneta_setup_tc(struct net_device *dev, enum tc_setup_type type, -+ void *type_data) -+{ -+ switch (type) { -+ case TC_SETUP_QDISC_MQPRIO: -+ return mvneta_setup_mqprio(dev, type_data); -+ default: -+ return -EOPNOTSUPP; -+ } -+} -+ - static const struct net_device_ops mvneta_netdev_ops = { - .ndo_open = mvneta_open, - .ndo_stop = mvneta_stop, -@@ -4928,6 +4988,7 @@ static const struct net_device_ops mvnet - #endif - .ndo_bpf = mvneta_xdp, - .ndo_xdp_xmit = mvneta_xdp_xmit, -+ .ndo_setup_tc = mvneta_setup_tc, - }; - - static const struct ethtool_ops mvneta_eth_tool_ops = { |