diff options
| author |   David S. Miller <davem@davemloft.net> | 2019-03-27 17:37:58 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-03-27 17:37:58 -0700 |
| commit | 356d71e00d278d865f8c7f68adebd6ce4698a7e2 (patch) | |
| tree | 8cb2dabf7440b56c6dee76b4253210c6b603b98e /drivers/net | |
| parent | inet: switch IP ID generator to siphash (diff) | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff) | |
| download | linux-dev-356d71e00d278d865f8c7f68adebd6ce4698a7e2.tar.xz linux-dev-356d71e00d278d865f8c7f68adebd6ce4698a7e2.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net')
59 files changed, 725 insertions, 525 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index 576b37d12a63..c4fa400efdcc 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -481,6 +481,155 @@ qca8k_port_set_status(struct qca8k_priv *priv, int port, int enable) qca8k_reg_clear(priv, QCA8K_REG_PORT_STATUS(port), mask); } +static u32 +qca8k_port_to_phy(int port) +{ + /* From Andrew Lunn: + * Port 0 has no internal phy. + * Port 1 has an internal PHY at MDIO address 0. + * Port 2 has an internal PHY at MDIO address 1. + * ... + * Port 5 has an internal PHY at MDIO address 4. + * Port 6 has no internal PHY. + */ + + return port - 1; +} + +static int +qca8k_mdio_write(struct qca8k_priv *priv, int port, u32 regnum, u16 data) +{ + u32 phy, val; + + if (regnum >= QCA8K_MDIO_MASTER_MAX_REG) + return -EINVAL; + + /* callee is responsible for not passing bad ports, + * but we still would like to make spills impossible. + */ + phy = qca8k_port_to_phy(port) % PHY_MAX_ADDR; + val = QCA8K_MDIO_MASTER_BUSY | QCA8K_MDIO_MASTER_EN | + QCA8K_MDIO_MASTER_WRITE | QCA8K_MDIO_MASTER_PHY_ADDR(phy) | + QCA8K_MDIO_MASTER_REG_ADDR(regnum) | + QCA8K_MDIO_MASTER_DATA(data); + + qca8k_write(priv, QCA8K_MDIO_MASTER_CTRL, val); + + return qca8k_busy_wait(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_BUSY); +} + +static int +qca8k_mdio_read(struct qca8k_priv *priv, int port, u32 regnum) +{ + u32 phy, val; + + if (regnum >= QCA8K_MDIO_MASTER_MAX_REG) + return -EINVAL; + + /* callee is responsible for not passing bad ports, + * but we still would like to make spills impossible. + */ + phy = qca8k_port_to_phy(port) % PHY_MAX_ADDR; + val = QCA8K_MDIO_MASTER_BUSY | QCA8K_MDIO_MASTER_EN | + QCA8K_MDIO_MASTER_READ | QCA8K_MDIO_MASTER_PHY_ADDR(phy) | + QCA8K_MDIO_MASTER_REG_ADDR(regnum); + + qca8k_write(priv, QCA8K_MDIO_MASTER_CTRL, val); + + if (qca8k_busy_wait(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_BUSY)) + return -ETIMEDOUT; + + val = (qca8k_read(priv, QCA8K_MDIO_MASTER_CTRL) & + QCA8K_MDIO_MASTER_DATA_MASK); + + return val; +} + +static int +qca8k_phy_write(struct dsa_switch *ds, int port, int regnum, u16 data) +{ + struct qca8k_priv *priv = ds->priv; + + return qca8k_mdio_write(priv, port, regnum, data); +} + +static int +qca8k_phy_read(struct dsa_switch *ds, int port, int regnum) +{ + struct qca8k_priv *priv = ds->priv; + int ret; + + ret = qca8k_mdio_read(priv, port, regnum); + + if (ret < 0) + return 0xffff; + + return ret; +} + +static int +qca8k_setup_mdio_bus(struct qca8k_priv *priv) +{ + u32 internal_mdio_mask = 0, external_mdio_mask = 0, reg; + struct device_node *ports, *port; + int err; + + ports = of_get_child_by_name(priv->dev->of_node, "ports"); + if (!ports) + return -EINVAL; + + for_each_available_child_of_node(ports, port) { + err = of_property_read_u32(port, "reg", ®); + if (err) + return err; + + if (!dsa_is_user_port(priv->ds, reg)) + continue; + + if (of_property_read_bool(port, "phy-handle")) + external_mdio_mask |= BIT(reg); + else + internal_mdio_mask |= BIT(reg); + } + + if (!external_mdio_mask && !internal_mdio_mask) { + dev_err(priv->dev, "no PHYs are defined.\n"); + return -EINVAL; + } + + /* The QCA8K_MDIO_MASTER_EN Bit, which grants access to PHYs through + * the MDIO_MASTER register also _disconnects_ the external MDC + * passthrough to the internal PHYs. It's not possible to use both + * configurations at the same time! + * + * Because this came up during the review process: + * If the external mdio-bus driver is capable magically disabling + * the QCA8K_MDIO_MASTER_EN and mutex/spin-locking out the qca8k's + * accessors for the time being, it would be possible to pull this + * off. + */ + if (!!external_mdio_mask && !!internal_mdio_mask) { + dev_err(priv->dev, "either internal or external mdio bus configuration is supported.\n"); + return -EINVAL; + } + + if (external_mdio_mask) { + /* Make sure to disable the internal mdio bus in cases + * a dt-overlay and driver reload changed the configuration + */ + + qca8k_reg_clear(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_EN); + return 0; + } + + priv->ops.phy_read = qca8k_phy_read; + priv->ops.phy_write = qca8k_phy_write; + return 0; +} + static int qca8k_setup(struct dsa_switch *ds) { @@ -502,6 +651,10 @@ qca8k_setup(struct dsa_switch *ds) if (IS_ERR(priv->regmap)) pr_warn("regmap initialization failed"); + ret = qca8k_setup_mdio_bus(priv); + if (ret) + return ret; + /* Initialize CPU port pad mode (xMII type, delays...) */ phy_mode = of_get_phy_mode(ds->ports[QCA8K_CPU_PORT].dn); if (phy_mode < 0) { @@ -624,22 +777,6 @@ qca8k_adjust_link(struct dsa_switch *ds, int port, struct phy_device *phy) qca8k_port_set_status(priv, port, 1); } -static int -qca8k_phy_read(struct dsa_switch *ds, int phy, int regnum) -{ - struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv; - - return mdiobus_read(priv->bus, phy, regnum); -} - -static int -qca8k_phy_write(struct dsa_switch *ds, int phy, int regnum, u16 val) -{ - struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv; - - return mdiobus_write(priv->bus, phy, regnum, val); -} - static void qca8k_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *data) { @@ -879,8 +1016,6 @@ static const struct dsa_switch_ops qca8k_switch_ops = { .setup = qca8k_setup, .adjust_link = qca8k_adjust_link, .get_strings = qca8k_get_strings, - .phy_read = qca8k_phy_read, - .phy_write = qca8k_phy_write, .get_ethtool_stats = qca8k_get_ethtool_stats, .get_sset_count = qca8k_get_sset_count, .get_mac_eee = qca8k_get_mac_eee, @@ -923,7 +1058,8 @@ qca8k_sw_probe(struct mdio_device *mdiodev) return -ENOMEM; priv->ds->priv = priv; - priv->ds->ops = &qca8k_switch_ops; + priv->ops = qca8k_switch_ops; + priv->ds->ops = &priv->ops; mutex_init(&priv->reg_mutex); dev_set_drvdata(&mdiodev->dev, priv); diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h index d146e54c8a6c..249fd62268e5 100644 --- a/drivers/net/dsa/qca8k.h +++ b/drivers/net/dsa/qca8k.h @@ -49,6 +49,18 @@ #define QCA8K_MIB_FLUSH BIT(24) #define QCA8K_MIB_CPU_KEEP BIT(20) #define QCA8K_MIB_BUSY BIT(17) +#define QCA8K_MDIO_MASTER_CTRL 0x3c +#define QCA8K_MDIO_MASTER_BUSY BIT(31) +#define QCA8K_MDIO_MASTER_EN BIT(30) +#define QCA8K_MDIO_MASTER_READ BIT(27) +#define QCA8K_MDIO_MASTER_WRITE 0 +#define QCA8K_MDIO_MASTER_SUP_PRE BIT(26) +#define QCA8K_MDIO_MASTER_PHY_ADDR(x) ((x) << 21) +#define QCA8K_MDIO_MASTER_REG_ADDR(x) ((x) << 16) +#define QCA8K_MDIO_MASTER_DATA(x) (x) +#define QCA8K_MDIO_MASTER_DATA_MASK GENMASK(15, 0) +#define QCA8K_MDIO_MASTER_MAX_PORTS 5 +#define QCA8K_MDIO_MASTER_MAX_REG 32 #define QCA8K_GOL_MAC_ADDR0 0x60 #define QCA8K_GOL_MAC_ADDR1 0x64 #define QCA8K_REG_PORT_STATUS(_i) (0x07c + (_i) * 4) @@ -169,6 +181,7 @@ struct qca8k_priv { struct dsa_switch *ds; struct mutex reg_mutex; struct device *dev; + struct dsa_switch_ops ops; }; struct qca8k_mib_desc { diff --git a/drivers/net/ethernet/3com/3c515.c b/drivers/net/ethernet/3com/3c515.c index 808abb6b3671..b15752267c8d 100644 --- a/drivers/net/ethernet/3com/3c515.c +++ b/drivers/net/ethernet/3com/3c515.c @@ -1521,7 +1521,7 @@ static void update_stats(int ioaddr, struct net_device *dev) static void set_rx_mode(struct net_device *dev) { int ioaddr = dev->base_addr; - short new_mode; + unsigned short new_mode; if (dev->flags & IFF_PROMISC) { if (corkscrew_debug > 3) diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 98c2352b1b83..a44171fddf47 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3370,14 +3370,20 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, *hclk = devm_clk_get(&pdev->dev, "hclk"); } - if (IS_ERR(*pclk)) { + if (IS_ERR_OR_NULL(*pclk)) { err = PTR_ERR(*pclk); + if (!err) + err = -ENODEV; + dev_err(&pdev->dev, "failed to get macb_clk (%u)\n", err); return err; } - if (IS_ERR(*hclk)) { + if (IS_ERR_OR_NULL(*hclk)) { err = PTR_ERR(*hclk); + if (!err) + err = -ENODEV; + dev_err(&pdev->dev, "failed to get hclk (%u)\n", err); return err; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 3130b43bba52..02959035ed3f 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -2620,7 +2620,7 @@ static inline struct port_info *ethqset2pinfo(struct adapter *adap, int qset) } /* should never happen! */ - BUG_ON(1); + BUG(); return NULL; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 88773ca58e6b..b3da81e90132 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -476,7 +476,7 @@ static inline int get_buf_size(struct adapter *adapter, break; default: - BUG_ON(1); + BUG(); } return buf_size; diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index e923e5cecc4e..2055c97dc22b 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -815,6 +815,14 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) */ queue_mapping = skb_get_queue_mapping(skb); fq = &priv->fq[queue_mapping]; + + fd_len = dpaa2_fd_get_len(&fd); + nq = netdev_get_tx_queue(net_dev, queue_mapping); + netdev_tx_sent_queue(nq, fd_len); + + /* Everything that happens after this enqueues might race with + * the Tx confirmation callback for this frame + */ for (i = 0; i < DPAA2_ETH_ENQUEUE_RETRIES; i++) { err = priv->enqueue(priv, fq, &fd, 0); if (err != -EBUSY) @@ -825,13 +833,10 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) percpu_stats->tx_errors++; /* Clean up everything, including freeing the skb */ free_tx_fd(priv, fq, &fd, false); + netdev_tx_completed_queue(nq, 1, fd_len); } else { - fd_len = dpaa2_fd_get_len(&fd); percpu_stats->tx_packets++; percpu_stats->tx_bytes += fd_len; - - nq = netdev_get_tx_queue(net_dev, queue_mapping); - netdev_tx_sent_queue(nq, fd_len); } return NETDEV_TX_OK; @@ -1823,7 +1828,7 @@ static int dpaa2_eth_xdp_xmit_frame(struct net_device *net_dev, dpaa2_fd_set_format(&fd, dpaa2_fd_single); dpaa2_fd_set_ctrl(&fd, FD_CTRL_PTA); - fq = &priv->fq[smp_processor_id()]; + fq = &priv->fq[smp_processor_id() % dpaa2_eth_queue_count(priv)]; for (i = 0; i < DPAA2_ETH_ENQUEUE_RETRIES; i++) { err = priv->enqueue(priv, fq, &fd, 0); if (err != -EBUSY) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 1f4d181f169f..21085c4bf66b 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -22,6 +22,7 @@ #include "hns3_enet.h" #define hns3_set_field(origin, shift, val) ((origin) |= ((val) << (shift))) +#define hns3_tx_bd_count(S) DIV_ROUND_UP(S, HNS3_MAX_BD_SIZE) static void hns3_clear_all_ring(struct hnae3_handle *h); static void hns3_force_clear_all_rx_ring(struct hnae3_handle *h); @@ -1079,7 +1080,7 @@ static int hns3_fill_desc(struct hns3_enet_ring *ring, void *priv, desc_cb->length = size; - frag_buf_num = (size + HNS3_MAX_BD_SIZE - 1) >> HNS3_MAX_BD_SIZE_OFFSET; + frag_buf_num = hns3_tx_bd_count(size); sizeoflast = size & HNS3_TX_LAST_SIZE_M; sizeoflast = sizeoflast ? sizeoflast : HNS3_MAX_BD_SIZE; @@ -1124,14 +1125,13 @@ static int hns3_nic_maybe_stop_tso(struct sk_buff **out_skb, int *bnum, int i; size = skb_headlen(skb); - buf_num = (size + HNS3_MAX_BD_SIZE - 1) >> HNS3_MAX_BD_SIZE_OFFSET; + buf_num = hns3_tx_bd_count(size); frag_num = skb_shinfo(skb)->nr_frags; for (i = 0; i < frag_num; i++) { frag = &skb_shinfo(skb)->frags[i]; size = skb_frag_size(frag); - bdnum_for_frag = (size + HNS3_MAX_BD_SIZE - 1) >> - HNS3_MAX_BD_SIZE_OFFSET; + bdnum_for_frag = hns3_tx_bd_count(size); if (unlikely(bdnum_for_frag > HNS3_MAX_BD_PER_FRAG)) return -ENOMEM; @@ -1139,8 +1139,7 @@ static int hns3_nic_maybe_stop_tso(struct sk_buff **out_skb, int *bnum, } if (unlikely(buf_num > HNS3_MAX_BD_PER_FRAG)) { - buf_num = (skb->len + HNS3_MAX_BD_SIZE - 1) >> - HNS3_MAX_BD_SIZE_OFFSET; + buf_num = hns3_tx_bd_count(skb->len); if (ring_space(ring) < buf_num) return -EBUSY; /* manual split the send packet */ @@ -1169,7 +1168,7 @@ static int hns3_nic_maybe_stop_tx(struct sk_buff **out_skb, int *bnum, buf_num = skb_shinfo(skb)->nr_frags + 1; if (unlikely(buf_num > HNS3_MAX_BD_PER_FRAG)) { - buf_num = (skb->len + HNS3_MAX_BD_SIZE - 1) / HNS3_MAX_BD_SIZE; + buf_num = hns3_tx_bd_count(skb->len); if (ring_space(ring) < buf_num) return -EBUSY; /* manual split the send packet */ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index 1db0bd41d209..75669cd0c311 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -193,7 +193,6 @@ enum hns3_nic_state { #define HNS3_VECTOR_INITED 1 #define HNS3_MAX_BD_SIZE 65535 -#define HNS3_MAX_BD_SIZE_OFFSET 16 #define HNS3_MAX_BD_PER_FRAG 8 #define HNS3_MAX_BD_PER_PKT MAX_SKB_FRAGS diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 3baabdc89726..90b62c1412c8 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -3160,6 +3160,7 @@ static ssize_t ehea_probe_port(struct device *dev, if (ehea_add_adapter_mr(adapter)) { pr_err("creating MR failed\n"); + of_node_put(eth_dn); return -EIO; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c index 370ca94b6775..b8ba74de9555 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -40,6 +40,9 @@ #include "mlx5_core.h" #include "lib/eq.h" +static int mlx5_core_drain_dct(struct mlx5_core_dev *dev, + struct mlx5_core_dct *dct); + static struct mlx5_core_rsc_common * mlx5_get_rsc(struct mlx5_qp_table *table, u32 rsn) { @@ -227,20 +230,49 @@ static void destroy_resource_common(struct mlx5_core_dev *dev, wait_for_completion(&qp->common.free); } +static int _mlx5_core_destroy_dct(struct mlx5_core_dev *dev, + struct mlx5_core_dct *dct, bool need_cleanup) +{ + u32 out[MLX5_ST_SZ_DW(destroy_dct_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(destroy_dct_in)] = {0}; + struct mlx5_core_qp *qp = &dct->mqp; + int err; + + err = mlx5_core_drain_dct(dev, dct); + if (err) { + if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { + goto destroy; + } else { + mlx5_core_warn( + dev, "failed drain DCT 0x%x with error 0x%x\n", + qp->qpn, err); + return err; + } + } + wait_for_completion(&dct->drained); +destroy: + if (need_cleanup) + destroy_resource_common(dev, &dct->mqp); + MLX5_SET(destroy_dct_in, in, opcode, MLX5_CMD_OP_DESTROY_DCT); + MLX5_SET(destroy_dct_in, in, dctn, qp->qpn); + MLX5_SET(destroy_dct_in, in, uid, qp->uid); + err = mlx5_cmd_exec(dev, (void *)&in, sizeof(in), + (void *)&out, sizeof(out)); + return err; +} + int mlx5_core_create_dct(struct mlx5_core_dev *dev, struct mlx5_core_dct *dct, - u32 *in, int inlen) + u32 *in, int inlen, + u32 *out, int outlen) { - u32 out[MLX5_ST_SZ_DW(create_dct_out)] = {0}; - u32 din[MLX5_ST_SZ_DW(destroy_dct_in)] = {0}; - u32 dout[MLX5_ST_SZ_DW(destroy_dct_out)] = {0}; struct mlx5_core_qp *qp = &dct->mqp; int err; init_completion(&dct->drained); MLX5_SET(create_dct_in, in, opcode, MLX5_CMD_OP_CREATE_DCT); - err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + err = mlx5_cmd_exec(dev, in, inlen, out, outlen); if (err) { mlx5_core_warn(dev, "create DCT failed, ret %d\n", err); return err; @@ -254,11 +286,7 @@ int mlx5_core_create_dct(struct mlx5_core_dev *dev, return 0; err_cmd: - MLX5_SET(destroy_dct_in, din, opcode, MLX5_CMD_OP_DESTROY_DCT); - MLX5_SET(destroy_dct_in, din, dctn, qp->qpn); - MLX5_SET(destroy_dct_in, din, uid, qp->uid); - mlx5_cmd_exec(dev, (void *)&in, sizeof(din), - (void *)&out, sizeof(dout)); + _mlx5_core_destroy_dct(dev, dct, false); return err; } EXPORT_SYMBOL_GPL(mlx5_core_create_dct); @@ -323,29 +351,7 @@ static int mlx5_core_drain_dct(struct mlx5_core_dev *dev, int mlx5_core_destroy_dct(struct mlx5_core_dev *dev, struct mlx5_core_dct *dct) { - u32 out[MLX5_ST_SZ_DW(destroy_dct_out)] = {0}; - u32 in[MLX5_ST_SZ_DW(destroy_dct_in)] = {0}; - struct mlx5_core_qp *qp = &dct->mqp; - int err; - - err = mlx5_core_drain_dct(dev, dct); - if (err) { - if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { - goto destroy; - } else { - mlx5_core_warn(dev, "failed drain DCT 0x%x with error 0x%x\n", qp->qpn, err); - return err; - } - } - wait_for_completion(&dct->drained); -destroy: - destroy_resource_common(dev, &dct->mqp); - MLX5_SET(destroy_dct_in, in, opcode, MLX5_CMD_OP_DESTROY_DCT); - MLX5_SET(destroy_dct_in, in, dctn, qp->qpn); - MLX5_SET(destroy_dct_in, in, uid, qp->uid); - err = mlx5_cmd_exec(dev, (void *)&in, sizeof(in), - (void *)&out, sizeof(out)); - return err; + return _mlx5_core_destroy_dct(dev, dct, true); } EXPORT_SYMBOL_GPL(mlx5_core_destroy_dct); diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_env.c b/drivers/net/ethernet/mellanox/mlxsw/core_env.c index 7a15e932ed2f..c1c1965d7acc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_env.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_env.c @@ -113,7 +113,7 @@ int mlxsw_env_module_temp_thresholds_get(struct mlxsw_core *core, int module, return 0; default: /* Do not consider thresholds for zero temperature. */ - if (!MLXSW_REG_MTMP_TEMP_TO_MC(module_temp)) { + if (MLXSW_REG_MTMP_TEMP_TO_MC(module_temp) == 0) { *temp = 0; return 0; } diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index bd6e9014bc74..7849119d407a 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -142,6 +142,12 @@ struct ks8851_net { static int msg_enable; +/* SPI frame opcodes */ +#define KS_SPIOP_RD (0x00) +#define KS_SPIOP_WR (0x40) +#define KS_SPIOP_RXFIFO (0x80) +#define KS_SPIOP_TXFIFO (0xC0) + /* shift for byte-enable data */ #define BYTE_EN(_x) ((_x) << 2) @@ -535,9 +541,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) /* set dma read address */ ks8851_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI | 0x00); - /* start the packet dma process, and set auto-dequeue rx */ - ks8851_wrreg16(ks, KS_RXQCR, - ks->rc_rxqcr | RXQCR_SDA | RXQCR_ADRFE); + /* start DMA access */ + ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA); if (rxlen > 4) { unsigned int rxalign; @@ -568,7 +573,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) } } - ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr); + /* end DMA access and dequeue packet */ + ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_RRXEF); } } @@ -785,6 +791,15 @@ static void ks8851_tx_work(struct work_struct *work) static int ks8851_net_open(struct net_device *dev) { struct ks8851_net *ks = netdev_priv(dev); + int ret; + + ret = request_threaded_irq(dev->irq, NULL, ks8851_irq, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + dev->name, ks); + if (ret < 0) { + netdev_err(dev, "failed to get irq\n"); + return ret; + } /* lock the card, even if we may not actually be doing anything * else at the moment */ @@ -849,6 +864,7 @@ static int ks8851_net_open(struct net_device *dev) netif_dbg(ks, ifup, ks->netdev, "network device up\n"); mutex_unlock(&ks->lock); + mii_check_link(&ks->mii); return 0; } @@ -899,6 +915,8 @@ static int ks8851_net_stop(struct net_device *dev) dev_kfree_skb(txb); } + free_irq(dev->irq, ks); + return 0; } @@ -1508,6 +1526,7 @@ static int ks8851_probe(struct spi_device *spi) spi_set_drvdata(spi, ks); + netif_carrier_off(ks->netdev); ndev->if_port = IF_PORT_100BASET; ndev->netdev_ops = &ks8851_netdev_ops; ndev->irq = spi->irq; @@ -1529,14 +1548,6 @@ static int ks8851_probe(struct spi_device *spi) ks8851_read_selftest(ks); ks8851_init_mac(ks); - ret = request_threaded_irq(spi->irq, NULL, ks8851_irq, - IRQF_TRIGGER_LOW | IRQF_ONESHOT, - ndev->name, ks); - if (ret < 0) { - dev_err(&spi->dev, "failed to get irq\n"); - goto err_irq; - } - ret = register_netdev(ndev); if (ret) { dev_err(&spi->dev, "failed to register network device\n"); @@ -1549,14 +1560,10 @@ static int ks8851_probe(struct spi_device *spi) return 0; - err_netdev: - free_irq(ndev->irq, ks); - -err_irq: +err_id: if (gpio_is_valid(gpio)) gpio_set_value(gpio, 0); -err_id: regulator_disable(ks->vdd_reg); err_reg: regulator_disable(ks->vdd_io); @@ -1574,7 +1581,6 @@ static int ks8851_remove(struct spi_device *spi) dev_info(&spi->dev, "remove\n"); unregister_netdev(priv->netdev); - free_irq(spi->irq, priv); if (gpio_is_valid(priv->gpio)) gpio_set_value(priv->gpio, 0); regulator_disable(priv->vdd_reg); diff --git a/drivers/net/ethernet/micrel/ks8851.h b/drivers/net/ethernet/micrel/ks8851.h index 852256ef1f22..23da1e3ee429 100644 --- a/drivers/net/ethernet/micrel/ks8851.h +++ b/drivers/net/ethernet/micrel/ks8851.h @@ -11,9 +11,15 @@ */ #define KS_CCR 0x08 +#define CCR_LE (1 << 10) /* KSZ8851-16MLL */ #define CCR_EEPROM (1 << 9) -#define CCR_SPI (1 << 8) -#define CCR_32PIN (1 << 0) +#define CCR_SPI (1 << 8) /* KSZ8851SNL */ +#define CCR_8BIT (1 << 7) /* KSZ8851-16MLL */ +#define CCR_16BIT (1 << 6) /* KSZ8851-16MLL */ +#define CCR_32BIT (1 << 5) /* KSZ8851-16MLL */ +#define CCR_SHARED (1 << 4) /* KSZ8851-16MLL */ +#define CCR_48PIN (1 << 1) /* KSZ8851-16MLL */ +#define CCR_32PIN (1 << 0) /* KSZ8851SNL */ /* MAC address registers */ #define KS_MAR(_m) (0x15 - (_m)) @@ -112,13 +118,13 @@ #define RXCR1_RXE (1 << 0) #define KS_RXCR2 0x76 -#define RXCR2_SRDBL_MASK (0x7 << 5) -#define RXCR2_SRDBL_SHIFT (5) -#define RXCR2_SRDBL_4B (0x0 << 5) -#define RXCR2_SRDBL_8B (0x1 << 5) -#define RXCR2_SRDBL_16B (0x2 << 5) -#define RXCR2_SRDBL_32B (0x3 << 5) -#define RXCR2_SRDBL_FRAME (0x4 << 5) +#define RXCR2_SRDBL_MASK (0x7 << 5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_SHIFT (5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_4B (0x0 << 5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_8B (0x1 << 5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_16B (0x2 << 5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_32B (0x3 << 5) /* KSZ8851SNL */ +#define RXCR2_SRDBL_FRAME (0x4 << 5) /* KSZ8851SNL */ #define RXCR2_IUFFP (1 << 4) #define RXCR2_RXIUFCEZ (1 << 3) #define RXCR2_UDPLFE (1 << 2) @@ -143,8 +149,10 @@ #define RXFSHR_RXCE (1 << 0) #define KS_RXFHBCR 0x7E +#define RXFHBCR_CNT_MASK (0xfff << 0) + #define KS_TXQCR 0x80 -#define TXQCR_AETFE (1 << 2) +#define TXQCR_AETFE (1 << 2) /* KSZ8851SNL */ #define TXQCR_TXQMAM (1 << 1) #define TXQCR_METFE (1 << 0) @@ -167,6 +175,10 @@ #define KS_RXFDPR 0x86 #define RXFDPR_RXFPAI (1 << 14) +#define RXFDPR_WST (1 << 12) /* KSZ8851-16MLL */ +#define RXFDPR_EMS (1 << 11) /* KSZ8851-16MLL */ +#define RXFDPR_RXFP_MASK (0x7ff << 0) +#define RXFDPR_RXFP_SHIFT (0) #define KS_RXDTTR 0x8C #define KS_RXDBCTR 0x8E @@ -184,7 +196,7 @@ #define IRQ_RXMPDI (1 << 4) #define IRQ_LDI (1 << 3) #define IRQ_EDI (1 << 2) -#define IRQ_SPIBEI (1 << 1) +#define IRQ_SPIBEI (1 << 1) /* KSZ8851SNL */ #define IRQ_DEDI (1 << 0) #define KS_RXFCTR 0x9C @@ -257,42 +269,37 @@ #define KS_P1ANLPR 0xEE #define KS_P1SCLMD 0xF4 -#define P1SCLMD_LEDOFF (1 << 15) -#define P1SCLMD_TXIDS (1 << 14) -#define P1SCLMD_RESTARTAN (1 << 13) -#define P1SCLMD_DISAUTOMDIX (1 << 10) -#define P1SCLMD_FORCEMDIX (1 << 9) -#define P1SCLMD_AUTONEGEN (1 << 7) -#define P1SCLMD_FORCE100 (1 << 6) -#define P1SCLMD_FORCEFDX (1 << 5) -#define P1SCLMD_ADV_FLOW (1 << 4) -#define P1SCLMD_ADV_100BT_FDX (1 << 3) -#define P1SCLMD_ADV_100BT_HDX (1 << 2) -#define P1SCLMD_ADV_10BT_FDX (1 << 1) -#define P1SCLMD_ADV_10BT_HDX (1 << 0) #define KS_P1CR 0xF6 -#define P1CR_HP_MDIX (1 << 15) -#define P1CR_REV_POL (1 << 13) -#define P1CR_OP_100M (1 << 10) -#define P1CR_OP_FDX (1 << 9) -#define P1CR_OP_MDI (1 << 7) -#define P1CR_AN_DONE (1 << 6) -#define P1CR_LINK_GOOD (1 << 5) -#define P1CR_PNTR_FLOW (1 << 4) -#define P1CR_PNTR_100BT_FDX (1 << 3) -#define P1CR_PNTR_100BT_HDX (1 << 2) -#define P1CR_PNTR_10BT_FDX (1 << 1) -#define P1CR_PNTR_10BT_HDX (1 << 0) +#define P1CR_LEDOFF (1 << 15) +#define P1CR_TXIDS (1 << 14) +#define P1CR_RESTARTAN (1 << 13) +#define P1CR_DISAUTOMDIX (1 << 10) +#define P1CR_FORCEMDIX (1 << 9) +#define P1CR_AUTONEGEN (1 << 7) +#define P1CR_FORCE100 (1 << 6) +#define P1CR_FORCEFDX (1 << 5) +#define P1CR_ADV_FLOW (1 << 4) +#define P1CR_ADV_100BT_FDX (1 << 3) +#define P1CR_ADV_100BT_HDX (1 << 2) +#define P1CR_ADV_10BT_FDX (1 << 1) +#define P1CR_ADV_10BT_HDX (1 << 0) + +#define KS_P1SR 0xF8 +#define P1SR_HP_MDIX (1 << 15) +#define P1SR_REV_POL (1 << 13) +#define P1SR_OP_100M (1 << 10) +#define P1SR_OP_FDX (1 << 9) +#define P1SR_OP_MDI (1 << 7) +#define P1SR_AN_DONE (1 << 6) +#define P1SR_LINK_GOOD (1 << 5) +#define P1SR_PNTR_FLOW (1 << 4) +#define P1SR_PNTR_100BT_FDX (1 << 3) +#define P1SR_PNTR_100BT_HDX (1 << 2) +#define P1SR_PNTR_10BT_FDX (1 << 1) +#define P1SR_PNTR_10BT_HDX (1 << 0) /* TX Frame control */ - #define TXFR_TXIC (1 << 15) #define TXFR_TXFID_MASK (0x3f << 0) #define TXFR_TXFID_SHIFT (0) - -/* SPI frame opcodes */ -#define KS_SPIOP_RD (0x00) -#define KS_SPIOP_WR (0x40) -#define KS_SPIOP_RXFIFO (0x80) -#define KS_SPIOP_TXFIFO (0xC0) diff --git a/drivers/net/ethernet/micrel/ks8851_mll.c b/drivers/net/ethernet/micrel/ks8851_mll.c index 35f8c9ef204d..c946841c0a06 100644 --- a/drivers/net/ethernet/micrel/ks8851_mll.c +++ b/drivers/net/ethernet/micrel/ks8851_mll.c @@ -40,6 +40,8 @@ #include <linux/of_device.h> #include <linux/of_net.h> +#include "ks8851.h" + #define DRV_NAME "ks8851_mll" static u8 KS_DEFAULT_MAC_ADDRESS[] = { 0x00, 0x10, 0xA1, 0x86, 0x95, 0x11 }; @@ -48,319 +50,10 @@ static u8 KS_DEFAULT_MAC_ADDRESS[] = { 0x00, 0x10, 0xA1, 0x86, 0x95, 0x11 }; #define TX_BUF_SIZE 2000 #define RX_BUF_SIZE 2000 -#define KS_CCR 0x08 -#define CCR_EEPROM (1 << 9) -#define CCR_SPI (1 << 8) -#define CCR_8BIT (1 << 7) -#define CCR_16BIT (1 << 6) -#define CCR_32BIT (1 << 5) -#define CCR_SHARED (1 << 4) -#define CCR_32PIN (1 << 0) - -/* MAC address registers */ -#define KS_MARL 0x10 -#define KS_MARM 0x12 -#define KS_MARH 0x14 - -#define KS_OBCR 0x20 -#define OBCR_ODS_16MA (1 << 6) - -#define KS_EEPCR 0x22 -#define EEPCR_EESA (1 << 4) -#define EEPCR_EESB (1 << 3) -#define EEPCR_EEDO (1 << 2) -#define EEPCR_EESCK (1 << 1) -#define EEPCR_EECS (1 << 0) - -#define KS_MBIR 0x24 -#define MBIR_TXMBF (1 << 12) -#define MBIR_TXMBFA (1 << 11) -#define MBIR_RXMBF (1 << 4) -#define MBIR_RXMBFA (1 << 3) - -#define KS_GRR 0x26 -#define GRR_QMU (1 << 1) -#define GRR_GSR (1 << 0) - -#define KS_WFCR 0x2A -#define WFCR_MPRXE (1 << 7) -#define WFCR_WF3E (1 << 3) -#define WFCR_WF2E (1 << 2) -#define WFCR_WF1E (1 << 1) -#define WFCR_WF0E (1 << 0) - -#define KS_WF0CRC0 0x30 -#define KS_WF0CRC1 0x32 -#define KS_WF0BM0 0x34 -#define KS_WF0BM1 0x36 -#define KS_WF0BM2 0x38 -#define KS_WF0BM3 0x3A - -#define KS_WF1CRC0 0x40 -#define KS_WF1CRC1 0x42 -#define KS_WF1BM0 0x44 -#define KS_WF1BM1 0x46 -#define KS_WF1BM2 0x48 -#define KS_WF1BM3 0x4A - -#define KS_WF2CRC0 0x50 -#define KS_WF2CRC1 0x52 -#define KS_WF2BM0 0x54 -#define KS_WF2BM1 0x56 -#define KS_WF2BM2 0x58 -#define KS_WF2BM3 0x5A - -#define KS_WF3CRC0 0x60 -#define KS_WF3CRC1 0x62 -#define KS_WF3BM0 0x64 -#define KS_WF3BM1 0x66 -#define KS_WF3BM2 0x68 -#define KS_WF3BM3 0x6A - -#define KS_TXCR 0x70 -#define TXCR_TCGICMP (1 << 8) -#define TXCR_TCGUDP (1 << 7) -#define TXCR_TCGTCP (1 << 6) -#define TXCR_TCGIP (1 << 5) -#define TXCR_FTXQ (1 << 4) -#define TXCR_TXFCE (1 << 3) -#define TXCR_TXPE (1 << 2) -#define TXCR_TXCRC (1 << 1) -#define TXCR_TXE (1 << 0) - -#define KS_TXSR 0x72 -#define TXSR_TXLC (1 << 13) -#define TXSR_TXMC (1 << 12) -#define TXSR_TXFID_MASK (0x3f << 0) -#define TXSR_TXFID_SHIFT (0) -#define TXSR_TXFID_GET(_v) (((_v) >> 0) & 0x3f) - - -#define KS_RXCR1 0x74 -#define RXCR1_FRXQ (1 << 15) -#define RXCR1_RXUDPFCC (1 << 14) -#define RXCR1_RXTCPFCC (1 << 13) -#define RXCR1_RXIPFCC (1 << 12) -#define RXCR1_RXPAFMA (1 << 11) -#define RXCR1_RXFCE (1 << 10) -#define RXCR1_RXEFE (1 << 9) -#define RXCR1_RXMAFMA (1 << 8) -#define RXCR1_RXBE (1 << 7) -#define RXCR1_RXME (1 << 6) -#define RXCR1_RXUE (1 << 5) -#define RXCR1_RXAE (1 << 4) -#define RXCR1_RXINVF (1 << 1) -#define RXCR1_RXE (1 << 0) #define RXCR1_FILTER_MASK (RXCR1_RXINVF | RXCR1_RXAE | \ RXCR1_RXMAFMA | RXCR1_RXPAFMA) - -#define KS_RXCR2 0x76 -#define RXCR2_SRDBL_MASK (0x7 << 5) -#define RXCR2_SRDBL_SHIFT (5) -#define RXCR2_SRDBL_4B (0x0 << 5) -#define RXCR2_SRDBL_8B (0x1 << 5) -#define RXCR2_SRDBL_16B (0x2 << 5) -#define RXCR2_SRDBL_32B (0x3 << 5) -/* #define RXCR2_SRDBL_FRAME (0x4 << 5) */ -#define RXCR2_IUFFP (1 << 4) -#define RXCR2_RXIUFCEZ (1 << 3) -#define RXCR2_UDPLFE (1 << 2) -#define RXCR2_RXICMPFCC (1 << 1) -#define RXCR2_RXSAF (1 << 0) - -#define KS_TXMIR 0x78 - -#define KS_RXFHSR 0x7C -#define RXFSHR_RXFV (1 << 15) -#define RXFSHR_RXICMPFCS (1 << 13) -#define RXFSHR_RXIPFCS (1 << 12) -#define RXFSHR_RXTCPFCS (1 << 11) -#define RXFSHR_RXUDPFCS (1 << 10) -#define RXFSHR_RXBF (1 << 7) -#define RXFSHR_RXMF (1 << 6) -#define RXFSHR_RXUF (1 << 5) -#define RXFSHR_RXMR (1 << 4) -#define RXFSHR_RXFT (1 << 3) -#define RXFSHR_RXFTL (1 << 2) -#define RXFSHR_RXRF (1 << 1) -#define RXFSHR_RXCE (1 << 0) -#define RXFSHR_ERR (RXFSHR_RXCE | RXFSHR_RXRF |\ - RXFSHR_RXFTL | RXFSHR_RXMR |\ - RXFSHR_RXICMPFCS | RXFSHR_RXIPFCS |\ - RXFSHR_RXTCPFCS) -#define KS_RXFHBCR 0x7E -#define RXFHBCR_CNT_MASK 0x0FFF - -#define KS_TXQCR 0x80 -#define TXQCR_AETFE (1 << 2) -#define TXQCR_TXQMAM (1 << 1) -#define TXQCR_METFE (1 << 0) - -#define KS_RXQCR 0x82 -#define RXQCR_RXDTTS (1 << 12) -#define RXQCR_RXDBCTS (1 << 11) -#define RXQCR_RXFCTS (1 << 10) -#define RXQCR_RXIPHTOE (1 << 9) -#define RXQCR_RXDTTE (1 << 7) -#define RXQCR_RXDBCTE (1 << 6) -#define RXQCR_RXFCTE (1 << 5) -#define RXQCR_ADRFE (1 << 4) -#define RXQCR_SDA (1 << 3) -#define RXQCR_RRXEF (1 << 0) #define RXQCR_CMD_CNTL (RXQCR_RXFCTE|RXQCR_ADRFE) -#define KS_TXFDPR 0x84 -#define TXFDPR_TXFPAI (1 << 14) -#define TXFDPR_TXFP_MASK (0x7ff << 0) -#define TXFDPR_TXFP_SHIFT (0) - -#define KS_RXFDPR 0x86 -#define RXFDPR_RXFPAI (1 << 14) - -#define KS_RXDTTR 0x8C -#define KS_RXDBCTR 0x8E - -#define KS_IER 0x90 -#define KS_ISR 0x92 -#define IRQ_LCI (1 << 15) -#define IRQ_TXI (1 << 14) -#define IRQ_RXI (1 << 13) -#define IRQ_RXOI (1 << 11) -#define IRQ_TXPSI (1 << 9) -#define IRQ_RXPSI (1 << 8) -#define IRQ_TXSAI (1 << 6) -#define IRQ_RXWFDI (1 << 5) -#define IRQ_RXMPDI (1 << 4) -#define IRQ_LDI (1 << 3) -#define IRQ_EDI (1 << 2) -#define IRQ_SPIBEI (1 << 1) -#define IRQ_DEDI (1 << 0) - -#define KS_RXFCTR 0x9C -#define RXFCTR_THRESHOLD_MASK 0x00FF - -#define KS_RXFC 0x9D -#define RXFCTR_RXFC_MASK (0xff << 8) -#define RXFCTR_RXFC_SHIFT (8) -#define RXFCTR_RXFC_GET(_v) (((_v) >> 8) & 0xff) -#define RXFCTR_RXFCT_MASK (0xff << 0) -#define RXFCTR_RXFCT_SHIFT (0) - -#define KS_TXNTFSR 0x9E - -#define KS_MAHTR0 0xA0 -#define KS_MAHTR1 0xA2 -#define KS_MAHTR2 0xA4 -#define KS_MAHTR3 0xA6 - -#define KS_FCLWR 0xB0 -#define KS_FCHWR 0xB2 -#define KS_FCOWR 0xB4 - -#define KS_CIDER 0xC0 -#define CIDER_ID 0x8870 -#define CIDER_REV_MASK (0x7 << 1) -#define CIDER_REV_SHIFT (1) -#define CIDER_REV_GET(_v) (((_v) >> 1) & 0x7) - -#define KS_CGCR 0xC6 -#define KS_IACR 0xC8 -#define IACR_RDEN (1 << 12) -#define IACR_TSEL_MASK (0x3 << 10) -#define IACR_TSEL_SHIFT (10) -#define IACR_TSEL_MIB (0x3 << 10) -#define IACR_ADDR_MASK (0x1f << 0) -#define IACR_ADDR_SHIFT (0) - -#define KS_IADLR 0xD0 -#define KS_IAHDR 0xD2 - -#define KS_PMECR 0xD4 -#define PMECR_PME_DELAY (1 << 14) -#define PMECR_PME_POL (1 << 12) -#define PMECR_WOL_WAKEUP (1 << 11) -#define PMECR_WOL_MAGICPKT (1 << 10) -#define PMECR_WOL_LINKUP (1 << 9) -#define PMECR_WOL_ENERGY (1 << 8) -#define PMECR_AUTO_WAKE_EN (1 << 7) -#define PMECR_WAKEUP_NORMAL (1 << 6) -#define PMECR_WKEVT_MASK (0xf << 2) -#define PMECR_WKEVT_SHIFT (2) -#define PMECR_WKEVT_GET(_v) (((_v) >> 2) & 0xf) -#define PMECR_WKEVT_ENERGY (0x1 << 2) -#define PMECR_WKEVT_LINK (0x2 << 2) -#define PMECR_WKEVT_MAGICPKT (0x4 << 2) -#define PMECR_WKEVT_FRAME (0x8 << 2) -#define PMECR_PM_MASK (0x3 << 0) -#define PMECR_PM_SHIFT (0) -#define PMECR_PM_NORMAL (0x0 << 0) -#define PMECR_PM_ENERGY (0x1 << 0) -#define PMECR_PM_SOFTDOWN (0x2 << 0) -#define PMECR_PM_POWERSAVE (0x3 << 0) - -/* Standard MII PHY data */ -#define KS_P1MBCR 0xE4 -#define P1MBCR_FORCE_FDX (1 << 8) - -#define KS_P1MBSR 0xE6 -#define P1MBSR_AN_COMPLETE (1 << 5) -#define P1MBSR_AN_CAPABLE (1 << 3) -#define P1MBSR_LINK_UP (1 << 2) - -#define KS_PHY1ILR 0xE8 -#define KS_PHY1IHR 0xEA -#define KS_P1ANAR 0xEC -#define KS_P1ANLPR 0xEE - -#define KS_P1SCLMD 0xF4 -#define P1SCLMD_LEDOFF (1 << 15) -#define P1SCLMD_TXIDS (1 << 14) -#define P1SCLMD_RESTARTAN (1 << 13) -#define P1SCLMD_DISAUTOMDIX (1 << 10) -#define P1SCLMD_FORCEMDIX (1 << 9) -#define P1SCLMD_AUTONEGEN (1 << 7) -#define P1SCLMD_FORCE100 (1 << 6) -#define P1SCLMD_FORCEFDX (1 << 5) -#define P1SCLMD_ADV_FLOW (1 << 4) -#define P1SCLMD_ADV_100BT_FDX (1 << 3) -#define P1SCLMD_ADV_100BT_HDX (1 << 2) -#define P1SCLMD_ADV_10BT_FDX (1 << 1) -#define P1SCLMD_ADV_10BT_HDX (1 << 0) - -#define KS_P1CR 0xF6 -#define P1CR_HP_MDIX (1 << 15) -#define P1CR_REV_POL (1 << 13) -#define P1CR_OP_100M (1 << 10) -#define P1CR_OP_FDX (1 << 9) -#define P1CR_OP_MDI (1 << 7) -#define P1CR_AN_DONE (1 << 6) -#define P1CR_LINK_GOOD (1 << 5) -#define P1CR_PNTR_FLOW (1 << 4) -#define P1CR_PNTR_100BT_FDX (1 << 3) -#define P1CR_PNTR_100BT_HDX (1 << 2) -#define P1CR_PNTR_10BT_FDX (1 << 1) -#define P1CR_PNTR_10BT_HDX (1 << 0) - -/* TX Frame control */ - -#define TXFR_TXIC (1 << 15) -#define TXFR_TXFID_MASK (0x3f << 0) -#define TXFR_TXFID_SHIFT (0) - -#define KS_P1SR 0xF8 -#define P1SR_HP_MDIX (1 << 15) -#define P1SR_REV_POL (1 << 13) -#define P1SR_OP_100M (1 << 10) -#define P1SR_OP_FDX (1 << 9) -#define P1SR_OP_MDI (1 << 7) -#define P1SR_AN_DONE (1 << 6) -#define P1SR_LINK_GOOD (1 << 5) -#define P1SR_PNTR_FLOW (1 << 4) -#define P1SR_PNTR_100BT_FDX (1 << 3) -#define P1SR_PNTR_100BT_HDX (1 << 2) -#define P1SR_PNTR_10BT_FDX (1 << 1) -#define P1SR_PNTR_10BT_HDX (1 << 0) - #define ENUM_BUS_NONE 0 #define ENUM_BUS_8BIT 1 #define ENUM_BUS_16BIT 2 @@ -1475,7 +1168,7 @@ static void ks_setup(struct ks_net *ks) ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI); /* Setup Receive Frame Threshold - 1 frame (RXFCTFC) */ - ks_wrreg16(ks, KS_RXFCTR, 1 & RXFCTR_THRESHOLD_MASK); + ks_wrreg16(ks, KS_RXFCTR, 1 & RXFCTR_RXFCT_MASK); /* Setup RxQ Command Control (RXQCR) */ ks->rc_rxqcr = RXQCR_CMD_CNTL; @@ -1488,7 +1181,7 @@ static void ks_setup(struct ks_net *ks) */ w = ks_rdreg16(ks, KS_P1MBCR); - w &= ~P1MBCR_FORCE_FDX; + w &= ~BMCR_FULLDPLX; ks_wrreg16(ks, KS_P1MBCR, w); w = TXCR_TXFCE | TXCR_TXPE | TXCR_TXCRC | TXCR_TCGIP; @@ -1629,7 +1322,7 @@ static int ks8851_probe(struct platform_device *pdev) ks_setup_int(ks); data = ks_rdreg16(ks, KS_OBCR); - ks_wrreg16(ks, KS_OBCR, data | OBCR_ODS_16MA); + ks_wrreg16(ks, KS_OBCR, data | OBCR_ODS_16mA); /* overwriting the default MAC address */ if (pdev->dev.of_node) { diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index a4a35e27e33f..a8ca26c2ae0c 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -678,6 +678,7 @@ struct rtl8169_private { struct work_struct work; } wk; + unsigned irq_enabled:1; unsigned supports_gmii:1; dma_addr_t counters_phys_addr; struct rtl8169_counters *counters; @@ -1293,6 +1294,7 @@ static void rtl_ack_events(struct rtl8169_private *tp, u16 bits) static void rtl_irq_disable(struct rtl8169_private *tp) { RTL_W16(tp, IntrMask, 0); + tp->irq_enabled = 0; } #define RTL_EVENT_NAPI_RX (RxOK | RxErr) @@ -1301,6 +1303,7 @@ static void rtl_irq_disable(struct rtl8169_private *tp) static void rtl_irq_enable(struct rtl8169_private *tp) { + tp->irq_enabled = 1; RTL_W16(tp, IntrMask, tp->irq_mask); } @@ -6520,9 +6523,8 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) { struct rtl8169_private *tp = dev_instance; u16 status = RTL_R16(tp, IntrStatus); - u16 irq_mask = RTL_R16(tp, IntrMask); - if (status == 0xffff || !(status & irq_mask)) + if (!tp->irq_enabled || status == 0xffff || !(status & tp->irq_mask)) return IRQ_NONE; if (unlikely(status & SYSErr)) { @@ -6540,7 +6542,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) set_bit(RTL_FLAG_TASK_RESET_PENDING, tp->wk.flags); } - if (status & RTL_EVENT_NAPI) { + if (status & (RTL_EVENT_NAPI | LinkChg)) { rtl_irq_disable(tp); napi_schedule_irqoff(&tp->napi); } diff --git a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c index f936166d8910..4d9bcb4d0378 100644 --- a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c +++ b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c @@ -113,10 +113,11 @@ static unsigned int is_jumbo_frm(int len, int enh_desc) static void refill_desc3(void *priv_ptr, struct dma_desc *p) { - struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr; + struct stmmac_rx_queue *rx_q = priv_ptr; + struct stmmac_priv *priv = rx_q->priv_data; /* Fill DES3 in case of RING mode */ - if (priv->dma_buf_sz >= BUF_SIZE_8KiB) + if (priv->dma_buf_sz == BUF_SIZE_16KiB) p->des3 = cpu_to_le32(le32_to_cpu(p->des2) + BUF_SIZE_8KiB); } diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c index 5174d318901e..0a920c5936b2 100644 --- a/drivers/net/ethernet/ti/netcp_ethss.c +++ b/drivers/net/ethernet/ti/netcp_ethss.c @@ -3657,12 +3657,16 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev, ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device, gbe_dev->dma_chan_name, gbe_dev->tx_queue_id); - if (ret) + if (ret) { + of_node_put(interfaces); return ret; + } ret = netcp_txpipe_open(&gbe_dev->tx_pipe); - if (ret) + if (ret) { + of_node_put(interfaces); return ret; + } /* Create network interfaces */ INIT_LIST_HEAD(&gbe_dev->gbe_intf_head); diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index ec7e7ec24ff9..4041c75997ba 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1575,12 +1575,14 @@ static int axienet_probe(struct platform_device *pdev) ret = of_address_to_resource(np, 0, &dmares); if (ret) { dev_err(&pdev->dev, "unable to get DMA resource\n"); + of_node_put(np); goto free_netdev; } lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares); if (IS_ERR(lp->dma_regs)) { dev_err(&pdev->dev, "could not map DMA regs\n"); ret = PTR_ERR(lp->dma_regs); + of_node_put(np); goto free_netdev; } lp->rx_irq = irq_of_parse_and_map(np, 1); diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c index cd1d8faccca5..cd6b95e673a5 100644 --- a/drivers/net/ieee802154/adf7242.c +++ b/drivers/net/ieee802154/adf7242.c @@ -1268,6 +1268,10 @@ static int adf7242_probe(struct spi_device *spi) INIT_DELAYED_WORK(&lp->work, adf7242_rx_cal_work); lp->wqueue = alloc_ordered_workqueue(dev_name(&spi->dev), WQ_MEM_RECLAIM); + if (unlikely(!lp->wqueue)) { + ret = -ENOMEM; + goto err_hw_init; + } ret = adf7242_hw_init(lp); if (ret) diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c index 49866737f138..707285953750 100644 --- a/drivers/net/ieee802154/mac802154_hwsim.c +++ b/drivers/net/ieee802154/mac802154_hwsim.c @@ -324,7 +324,7 @@ static int hwsim_get_radio_nl(struct sk_buff *msg, struct genl_info *info) goto out_err; } - genlmsg_reply(skb, info); + res = genlmsg_reply(skb, info); break; } diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index e493db5e8744..1c66e92c717c 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -7,6 +7,8 @@ menuconfig MDIO_DEVICE help MDIO devices and driver infrastructure code. +if MDIO_DEVICE + config MDIO_BUS tristate default m if PHYLIB=m @@ -179,6 +181,7 @@ config MDIO_XGENE APM X-Gene SoC's. endif +endif config PHYLINK tristate diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index 9605d4fe540b..cb86a3e90c7d 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -323,6 +323,19 @@ static int bcm54xx_config_init(struct phy_device *phydev) bcm54xx_phydsp_config(phydev); + /* Encode link speed into LED1 and LED3 pair (green/amber). + * Also flash these two LEDs on activity. This means configuring + * them for MULTICOLOR and encoding link/activity into them. + */ + val = BCM5482_SHD_LEDS1_LED1(BCM_LED_SRC_MULTICOLOR1) | + BCM5482_SHD_LEDS1_LED3(BCM_LED_SRC_MULTICOLOR1); + bcm_phy_write_shadow(phydev, BCM5482_SHD_LEDS1, val); + + val = BCM_LED_MULTICOLOR_IN_PHASE | + BCM5482_SHD_LEDS1_LED1(BCM_LED_MULTICOLOR_LINK_ACT) | + BCM5482_SHD_LEDS1_LED3(BCM_LED_MULTICOLOR_LINK_ACT); + bcm_phy_write_exp(phydev, BCM_EXP_MULTICOLOR, val); + return 0; } diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index bbd8c22067f3..97d45bd5b38e 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -15,6 +15,8 @@ #include <linux/netdevice.h> #define DP83822_PHY_ID 0x2000a240 +#define DP83825I_PHY_ID 0x2000a150 + #define DP83822_DEVADDR 0x1f #define MII_DP83822_PHYSCR 0x11 @@ -304,26 +306,30 @@ static int dp83822_resume(struct phy_device *phydev) return 0; } +#define DP83822_PHY_DRIVER(_id, _name) \ + { \ + PHY_ID_MATCH_MODEL(_id), \ + .name = (_name), \ + .features = PHY_BASIC_FEATURES, \ + .soft_reset = dp83822_phy_reset, \ + .config_init = dp83822_config_init, \ + .get_wol = dp83822_get_wol, \ + .set_wol = dp83822_set_wol, \ + .ack_interrupt = dp83822_ack_interrupt, \ + .config_intr = dp83822_config_intr, \ + .suspend = dp83822_suspend, \ + .resume = dp83822_resume, \ + } + static struct phy_driver dp83822_driver[] = { - { - .phy_id = DP83822_PHY_ID, - .phy_id_mask = 0xfffffff0, - .name = "TI DP83822", - .features = PHY_BASIC_FEATURES, - .config_init = dp83822_config_init, - .soft_reset = dp83822_phy_reset, - .get_wol = dp83822_get_wol, - .set_wol = dp83822_set_wol, - .ack_interrupt = dp83822_ack_interrupt, - .config_intr = dp83822_config_intr, - .suspend = dp83822_suspend, - .resume = dp83822_resume, - }, + DP83822_PHY_DRIVER(DP83822_PHY_ID, "TI DP83822"), + DP83822_PHY_DRIVER(DP83825I_PHY_ID, "TI DP83825I"), }; module_phy_driver(dp83822_driver); static struct mdio_device_id __maybe_unused dp83822_tbl[] = { { DP83822_PHY_ID, 0xfffffff0 }, + { DP83825I_PHY_ID, 0xfffffff0 }, { }, }; MODULE_DEVICE_TABLE(mdio, dp83822_tbl); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 49fdd1ee798e..77068c545de0 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1831,7 +1831,7 @@ int genphy_soft_reset(struct phy_device *phydev) { int ret; - ret = phy_write(phydev, MII_BMCR, BMCR_RESET); + ret = phy_set_bits(phydev, MII_BMCR, BMCR_RESET); if (ret < 0) return ret; diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c index 820a2fe7d027..aff995be2a31 100644 --- a/drivers/net/usb/aqc111.c +++ b/drivers/net/usb/aqc111.c @@ -1301,6 +1301,20 @@ static const struct driver_info trendnet_info = { .tx_fixup = aqc111_tx_fixup, }; +static const struct driver_info qnap_info = { + .description = "QNAP QNA-UC5G1T USB to 5GbE Adapter", + .bind = aqc111_bind, + .unbind = aqc111_unbind, + .status = aqc111_status, + .link_reset = aqc111_link_reset, + .reset = aqc111_reset, + .stop = aqc111_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX | + FLAG_AVOID_UNLINK_URBS | FLAG_MULTI_PACKET, + .rx_fixup = aqc111_rx_fixup, + .tx_fixup = aqc111_tx_fixup, +}; + static int aqc111_suspend(struct usb_interface *intf, pm_message_t message) { struct usbnet *dev = usb_get_intfdata(intf); @@ -1455,6 +1469,7 @@ static const struct usb_device_id products[] = { {AQC111_USB_ETH_DEV(0x0b95, 0x2790, asix111_info)}, {AQC111_USB_ETH_DEV(0x0b95, 0x2791, asix112_info)}, {AQC111_USB_ETH_DEV(0x20f4, 0xe05a, trendnet_info)}, + {AQC111_USB_ETH_DEV(0x1c04, 0x0015, qnap_info)}, { },/* END */ }; MODULE_DEVICE_TABLE(usb, products); diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 5512a1038721..3e9b2c319e45 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -851,6 +851,14 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +/* QNAP QNA-UC5G1T USB to 5GbE Adapter (based on AQC111U) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(0x1c04, 0x0015, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, + USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* WHITELIST!!! * * CDC Ether uses two interfaces, not necessarily consecutive. diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index e9822a3ec373..94132cfd1f56 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -460,9 +460,7 @@ static int iwl_mvm_ftm_range_resp_valid(struct iwl_mvm *mvm, u8 request_id, static void iwl_mvm_debug_range_resp(struct iwl_mvm *mvm, u8 index, struct cfg80211_pmsr_result *res) { - s64 rtt_avg = res->ftm.rtt_avg * 100; - - do_div(rtt_avg, 6666); + s64 rtt_avg = div_s64(res->ftm.rtt_avg * 100, 6666); IWL_DEBUG_INFO(mvm, "entry %d\n", index); IWL_DEBUG_INFO(mvm, "\tstatus: %d\n", res->status); diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 6eedc0ec7661..76629b98c78d 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -130,6 +130,8 @@ mt76_dma_tx_cleanup_idx(struct mt76_dev *dev, struct mt76_queue *q, int idx, static void mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q) { + iowrite32(q->desc_dma, &q->regs->desc_base); + iowrite32(q->ndesc, &q->regs->ring_size); q->head = ioread32(&q->regs->dma_idx); q->tail = q->head; iowrite32(q->head, &q->regs->cpu_idx); @@ -180,7 +182,10 @@ mt76_dma_tx_cleanup(struct mt76_dev *dev, enum mt76_txq_id qid, bool flush) else mt76_dma_sync_idx(dev, q); - wake = wake && qid < IEEE80211_NUM_ACS && q->queued < q->ndesc - 8; + wake = wake && q->stopped && + qid < IEEE80211_NUM_ACS && q->queued < q->ndesc - 8; + if (wake) + q->stopped = false; if (!q->queued) wake_up(&dev->tx_wait); diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index a033745adb2f..316167404729 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -679,19 +679,15 @@ out: return ret; } -static void -mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) +void __mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) { struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; - int idx = wcid->idx; - int i; + int i, idx = wcid->idx; rcu_assign_pointer(dev->wcid[idx], NULL); synchronize_rcu(); - mutex_lock(&dev->mutex); - if (dev->drv->sta_remove) dev->drv->sta_remove(dev, vif, sta); @@ -699,7 +695,15 @@ mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, for (i = 0; i < ARRAY_SIZE(sta->txq); i++) mt76_txq_remove(dev, sta->txq[i]); mt76_wcid_free(dev->wcid_mask, idx); +} +EXPORT_SYMBOL_GPL(__mt76_sta_remove); +static void +mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + mutex_lock(&dev->mutex); + __mt76_sta_remove(dev, vif, sta); mutex_unlock(&dev->mutex); } diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 5dfb0601f101..bcbfd3c4a44b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -126,6 +126,7 @@ struct mt76_queue { int ndesc; int queued; int buf_size; + bool stopped; u8 buf_offset; u8 hw_idx; @@ -143,6 +144,7 @@ struct mt76_mcu_ops { const struct mt76_reg_pair *rp, int len); int (*mcu_rd_rp)(struct mt76_dev *dev, u32 base, struct mt76_reg_pair *rp, int len); + int (*mcu_restart)(struct mt76_dev *dev); }; struct mt76_queue_ops { @@ -693,6 +695,8 @@ int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state); +void __mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); struct ieee80211_sta *mt76_rx_convert(struct sk_buff *skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c index afcd86f735b4..4dcb465095d1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c @@ -135,8 +135,7 @@ void mt7603_pre_tbtt_tasklet(unsigned long arg) out: mt76_queue_tx_cleanup(dev, MT_TXQ_BEACON, false); - if (dev->mt76.q_tx[MT_TXQ_BEACON].queued > - __sw_hweight8(dev->beacon_mask)) + if (dev->mt76.q_tx[MT_TXQ_BEACON].queued > hweight8(dev->beacon_mask)) dev->beacon_check++; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/dma.c b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c index d69e82c66ab2..b3ae0aaea62a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c @@ -27,12 +27,16 @@ static void mt7603_rx_loopback_skb(struct mt7603_dev *dev, struct sk_buff *skb) { __le32 *txd = (__le32 *)skb->data; + struct ieee80211_hdr *hdr; + struct ieee80211_sta *sta; struct mt7603_sta *msta; struct mt76_wcid *wcid; + void *priv; int idx; u32 val; + u8 tid; - if (skb->len < sizeof(MT_TXD_SIZE) + sizeof(struct ieee80211_hdr)) + if (skb->len < MT_TXD_SIZE + sizeof(struct ieee80211_hdr)) goto free; val = le32_to_cpu(txd[1]); @@ -46,10 +50,19 @@ mt7603_rx_loopback_skb(struct mt7603_dev *dev, struct sk_buff *skb) if (!wcid) goto free; - msta = container_of(wcid, struct mt7603_sta, wcid); + priv = msta = container_of(wcid, struct mt7603_sta, wcid); val = le32_to_cpu(txd[0]); skb_set_queue_mapping(skb, FIELD_GET(MT_TXD0_Q_IDX, val)); + val &= ~(MT_TXD0_P_IDX | MT_TXD0_Q_IDX); + val |= FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_HW_QUEUE_MGMT); + txd[0] = cpu_to_le32(val); + + sta = container_of(priv, struct ieee80211_sta, drv_priv); + hdr = (struct ieee80211_hdr *) &skb->data[MT_TXD_SIZE]; + tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK; + ieee80211_sta_set_buffered(sta, tid, true); + spin_lock_bh(&dev->ps_lock); __skb_queue_tail(&msta->psq, skb); if (skb_queue_len(&msta->psq) >= 64) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index 15cc8f33b34d..d54dda67d036 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -112,7 +112,7 @@ static void mt7603_phy_init(struct mt7603_dev *dev) { int rx_chains = dev->mt76.antenna_mask; - int tx_chains = __sw_hweight8(rx_chains) - 1; + int tx_chains = hweight8(rx_chains) - 1; mt76_rmw(dev, MT_WF_RMAC_RMCR, (MT_WF_RMAC_RMCR_SMPS_MODE | diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c index 0a0115861b51..5e31d7da96fc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c @@ -1072,7 +1072,7 @@ out: case MT_PHY_TYPE_HT: final_rate_flags |= IEEE80211_TX_RC_MCS; final_rate &= GENMASK(5, 0); - if (i > 15) + if (final_rate > 15) return false; break; default: diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index b10775ed92e6..cc0fe0933b2d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -5,6 +5,7 @@ #include <linux/pci.h> #include <linux/module.h> #include "mt7603.h" +#include "mac.h" #include "eeprom.h" static int @@ -386,6 +387,15 @@ mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps) } static void +mt7603_ps_set_more_data(struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr; + + hdr = (struct ieee80211_hdr *) &skb->data[MT_TXD_SIZE]; + hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA); +} + +static void mt7603_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tids, int nframes, @@ -399,6 +409,8 @@ mt7603_release_buffered_frames(struct ieee80211_hw *hw, __skb_queue_head_init(&list); + mt7603_wtbl_set_ps(dev, msta, false); + spin_lock_bh(&dev->ps_lock); skb_queue_walk_safe(&msta->psq, skb, tmp) { if (!nframes) @@ -409,11 +421,15 @@ mt7603_release_buffered_frames(struct ieee80211_hw *hw, skb_set_queue_mapping(skb, MT_TXQ_PSD); __skb_unlink(skb, &msta->psq); + mt7603_ps_set_more_data(skb); __skb_queue_tail(&list, skb); nframes--; } spin_unlock_bh(&dev->ps_lock); + if (!skb_queue_empty(&list)) + ieee80211_sta_eosp(sta); + mt7603_ps_tx_list(dev, &list); if (nframes) diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c index 4b0713f1fd5e..d06905ea8cc6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c @@ -433,7 +433,7 @@ int mt7603_mcu_set_channel(struct mt7603_dev *dev) { struct cfg80211_chan_def *chandef = &dev->mt76.chandef; struct ieee80211_hw *hw = mt76_hw(dev); - int n_chains = __sw_hweight8(dev->mt76.antenna_mask); + int n_chains = hweight8(dev->mt76.antenna_mask); struct { u8 control_chan; u8 center_chan; diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/soc.c b/drivers/net/wireless/mediatek/mt76/mt7603/soc.c index e13fea80d970..b920be1f5718 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/soc.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/soc.c @@ -23,9 +23,9 @@ mt76_wmac_probe(struct platform_device *pdev) } mem_base = devm_ioremap_resource(&pdev->dev, res); - if (!mem_base) { + if (IS_ERR(mem_base)) { dev_err(&pdev->dev, "Failed to get memory resource\n"); - return -EINVAL; + return PTR_ERR(mem_base); } mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7603_ops, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h b/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h index 0290ba5869a5..736f81752b5b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h @@ -46,7 +46,7 @@ static const struct mt76_reg_pair common_mac_reg_table[] = { { MT_MM20_PROT_CFG, 0x01742004 }, { MT_MM40_PROT_CFG, 0x03f42084 }, { MT_TXOP_CTRL_CFG, 0x0000583f }, - { MT_TX_RTS_CFG, 0x00092b20 }, + { MT_TX_RTS_CFG, 0x00ffff20 }, { MT_EXP_ACK_TIME, 0x002400ca }, { MT_TXOP_HLDR_ET, 0x00000002 }, { MT_XIFS_TIME_CFG, 0x33a41010 }, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 91718647da02..e5a06f74a6f7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -229,7 +229,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf, struct usb_device *usb_dev = interface_to_usbdev(usb_intf); struct mt76x02_dev *dev; struct mt76_dev *mdev; - u32 asic_rev, mac_rev; + u32 mac_rev; int ret; mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops, @@ -262,10 +262,14 @@ static int mt76x0u_probe(struct usb_interface *usb_intf, goto err; } - asic_rev = mt76_rr(dev, MT_ASIC_VERSION); + mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); mac_rev = mt76_rr(dev, MT_MAC_CSR0); dev_info(mdev->dev, "ASIC revision: %08x MAC revision: %08x\n", - asic_rev, mac_rev); + mdev->rev, mac_rev); + if (!is_mt76x0(dev)) { + ret = -ENODEV; + goto err; + } /* Note: vendor driver skips this check for MT76X0U */ if (!(mt76_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL)) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02.h b/drivers/net/wireless/mediatek/mt76/mt76x02.h index 6915cce5def9..07061eb4d1e1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02.h @@ -51,6 +51,7 @@ struct mt76x02_calibration { u16 false_cca; s8 avg_rssi_all; s8 agc_gain_adjust; + s8 agc_lowest_gain; s8 low_gain; s8 temp_vco; @@ -114,8 +115,11 @@ struct mt76x02_dev { struct mt76x02_dfs_pattern_detector dfs_pd; /* edcca monitor */ + unsigned long ed_trigger_timeout; bool ed_tx_blocked; bool ed_monitor; + u8 ed_monitor_enabled; + u8 ed_monitor_learning; u8 ed_trigger; u8 ed_silent; ktime_t ed_time; @@ -188,6 +192,13 @@ void mt76x02_mac_start(struct mt76x02_dev *dev); void mt76x02_init_debugfs(struct mt76x02_dev *dev); +static inline bool is_mt76x0(struct mt76x02_dev *dev) +{ + return mt76_chip(&dev->mt76) == 0x7610 || + mt76_chip(&dev->mt76) == 0x7630 || + mt76_chip(&dev->mt76) == 0x7650; +} + static inline bool is_mt76x2(struct mt76x02_dev *dev) { return mt76_chip(&dev->mt76) == 0x7612 || diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c b/drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c index 7580c5c986ff..b1d6fd4861e3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_debugfs.c @@ -116,6 +116,32 @@ static int read_agc(struct seq_file *file, void *data) return 0; } +static int +mt76_edcca_set(void *data, u64 val) +{ + struct mt76x02_dev *dev = data; + enum nl80211_dfs_regions region = dev->dfs_pd.region; + + dev->ed_monitor_enabled = !!val; + dev->ed_monitor = dev->ed_monitor_enabled && + region == NL80211_DFS_ETSI; + mt76x02_edcca_init(dev, true); + + return 0; +} + +static int +mt76_edcca_get(void *data, u64 *val) +{ + struct mt76x02_dev *dev = data; + + *val = dev->ed_monitor_enabled; + return 0; +} + +DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt76_edcca_get, mt76_edcca_set, + "%lld\n"); + void mt76x02_init_debugfs(struct mt76x02_dev *dev) { struct dentry *dir; @@ -127,6 +153,7 @@ void mt76x02_init_debugfs(struct mt76x02_dev *dev) debugfs_create_u8("temperature", 0400, dir, &dev->cal.temp); debugfs_create_bool("tpc", 0600, dir, &dev->enable_tpc); + debugfs_create_file("edcca", 0400, dir, dev, &fops_edcca); debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat); debugfs_create_file("dfs_stats", 0400, dir, dev, &fops_dfs_stat); debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c b/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c index e4649103efd4..17d12d212d1b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c @@ -885,7 +885,8 @@ mt76x02_dfs_set_domain(struct mt76x02_dev *dev, if (dfs_pd->region != region) { tasklet_disable(&dfs_pd->dfs_tasklet); - dev->ed_monitor = region == NL80211_DFS_ETSI; + dev->ed_monitor = dev->ed_monitor_enabled && + region == NL80211_DFS_ETSI; mt76x02_edcca_init(dev, true); dfs_pd->region = region; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c index 91ff6598eccf..9ed231abe916 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c @@ -67,12 +67,39 @@ int mt76x02_mac_shared_key_setup(struct mt76x02_dev *dev, u8 vif_idx, } EXPORT_SYMBOL_GPL(mt76x02_mac_shared_key_setup); +void mt76x02_mac_wcid_sync_pn(struct mt76x02_dev *dev, u8 idx, + struct ieee80211_key_conf *key) +{ + enum mt76x02_cipher_type cipher; + u8 key_data[32]; + u32 iv, eiv; + u64 pn; + + cipher = mt76x02_mac_get_key_info(key, key_data); + iv = mt76_rr(dev, MT_WCID_IV(idx)); + eiv = mt76_rr(dev, MT_WCID_IV(idx) + 4); + + pn = (u64)eiv << 16; + if (cipher == MT_CIPHER_TKIP) { + pn |= (iv >> 16) & 0xff; + pn |= (iv & 0xff) << 8; + } else if (cipher >= MT_CIPHER_AES_CCMP) { + pn |= iv & 0xffff; + } else { + return; + } + + atomic64_set(&key->tx_pn, pn); +} + + int mt76x02_mac_wcid_set_key(struct mt76x02_dev *dev, u8 idx, struct ieee80211_key_conf *key) { enum mt76x02_cipher_type cipher; u8 key_data[32]; u8 iv_data[8]; + u64 pn; cipher = mt76x02_mac_get_key_info(key, key_data); if (cipher == MT_CIPHER_NONE && key) @@ -85,9 +112,22 @@ int mt76x02_mac_wcid_set_key(struct mt76x02_dev *dev, u8 idx, if (key) { mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PAIRWISE, !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)); + + pn = atomic64_read(&key->tx_pn); + iv_data[3] = key->keyidx << 6; - if (cipher >= MT_CIPHER_TKIP) + if (cipher >= MT_CIPHER_TKIP) { iv_data[3] |= 0x20; + put_unaligned_le32(pn >> 16, &iv_data[4]); + } + + if (cipher == MT_CIPHER_TKIP) { + iv_data[0] = (pn >> 8) & 0xff; + iv_data[1] = (iv_data[0] | 0x20) & 0x7f; + iv_data[2] = pn & 0xff; + } else if (cipher >= MT_CIPHER_AES_CCMP) { + put_unaligned_le16((pn & 0xffff), &iv_data[0]); + } } mt76_wr_copy(dev, MT_WCID_IV(idx), iv_data, sizeof(iv_data)); @@ -920,6 +960,7 @@ void mt76x02_edcca_init(struct mt76x02_dev *dev, bool enable) } } mt76x02_edcca_tx_enable(dev, true); + dev->ed_monitor_learning = true; /* clear previous CCA timer value */ mt76_rr(dev, MT_ED_CCA_TIMER); @@ -929,6 +970,10 @@ EXPORT_SYMBOL_GPL(mt76x02_edcca_init); #define MT_EDCCA_TH 92 #define MT_EDCCA_BLOCK_TH 2 +#define MT_EDCCA_LEARN_TH 50 +#define MT_EDCCA_LEARN_CCA 180 +#define MT_EDCCA_LEARN_TIMEOUT (20 * HZ) + static void mt76x02_edcca_check(struct mt76x02_dev *dev) { ktime_t cur_time; @@ -951,11 +996,23 @@ static void mt76x02_edcca_check(struct mt76x02_dev *dev) dev->ed_trigger = 0; } - if (dev->ed_trigger > MT_EDCCA_BLOCK_TH && - !dev->ed_tx_blocked) + if (dev->cal.agc_lowest_gain && + dev->cal.false_cca > MT_EDCCA_LEARN_CCA && + dev->ed_trigger > MT_EDCCA_LEARN_TH) { + dev->ed_monitor_learning = false; + dev->ed_trigger_timeout = jiffies + 20 * HZ; + } else if (!dev->ed_monitor_learning && + time_is_after_jiffies(dev->ed_trigger_timeout)) { + dev->ed_monitor_learning = true; + mt76x02_edcca_tx_enable(dev, true); + } + + if (dev->ed_monitor_learning) + return; + + if (dev->ed_trigger > MT_EDCCA_BLOCK_TH && !dev->ed_tx_blocked) mt76x02_edcca_tx_enable(dev, false); - else if (dev->ed_silent > MT_EDCCA_BLOCK_TH && - dev->ed_tx_blocked) + else if (dev->ed_silent > MT_EDCCA_BLOCK_TH && dev->ed_tx_blocked) mt76x02_edcca_tx_enable(dev, true); } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h index 6b1f25d2f64c..caeeef96c42f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h @@ -177,6 +177,8 @@ int mt76x02_mac_shared_key_setup(struct mt76x02_dev *dev, u8 vif_idx, u8 key_idx, struct ieee80211_key_conf *key); int mt76x02_mac_wcid_set_key(struct mt76x02_dev *dev, u8 idx, struct ieee80211_key_conf *key); +void mt76x02_mac_wcid_sync_pn(struct mt76x02_dev *dev, u8 idx, + struct ieee80211_key_conf *key); void mt76x02_mac_wcid_setup(struct mt76x02_dev *dev, u8 idx, u8 vif_idx, u8 *mac); void mt76x02_mac_wcid_set_drop(struct mt76x02_dev *dev, u8 idx, bool drop); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c index 1229f19f2b02..daaed1220147 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c @@ -19,6 +19,7 @@ #include <linux/irq.h> #include "mt76x02.h" +#include "mt76x02_mcu.h" #include "mt76x02_trace.h" struct beacon_bc_data { @@ -418,9 +419,66 @@ static bool mt76x02_tx_hang(struct mt76x02_dev *dev) return i < 4; } +static void mt76x02_key_sync(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, void *data) +{ + struct mt76x02_dev *dev = hw->priv; + struct mt76_wcid *wcid; + + if (!sta) + return; + + wcid = (struct mt76_wcid *) sta->drv_priv; + + if (wcid->hw_key_idx != key->keyidx || wcid->sw_iv) + return; + + mt76x02_mac_wcid_sync_pn(dev, wcid->idx, key); +} + +static void mt76x02_reset_state(struct mt76x02_dev *dev) +{ + int i; + + lockdep_assert_held(&dev->mt76.mutex); + + clear_bit(MT76_STATE_RUNNING, &dev->mt76.state); + + rcu_read_lock(); + ieee80211_iter_keys_rcu(dev->mt76.hw, NULL, mt76x02_key_sync, NULL); + rcu_read_unlock(); + + for (i = 0; i < ARRAY_SIZE(dev->mt76.wcid); i++) { + struct ieee80211_sta *sta; + struct ieee80211_vif *vif; + struct mt76x02_sta *msta; + struct mt76_wcid *wcid; + void *priv; + + wcid = rcu_dereference_protected(dev->mt76.wcid[i], + lockdep_is_held(&dev->mt76.mutex)); + if (!wcid) + continue; + + priv = msta = container_of(wcid, struct mt76x02_sta, wcid); + sta = container_of(priv, struct ieee80211_sta, drv_priv); + + priv = msta->vif; + vif = container_of(priv, struct ieee80211_vif, drv_priv); + + __mt76_sta_remove(&dev->mt76, vif, sta); + memset(msta, 0, sizeof(*msta)); + } + + dev->vif_mask = 0; + dev->beacon_mask = 0; +} + static void mt76x02_watchdog_reset(struct mt76x02_dev *dev) { u32 mask = dev->mt76.mmio.irqmask; + bool restart = dev->mt76.mcu_ops->mcu_restart; int i; ieee80211_stop_queues(dev->mt76.hw); @@ -434,6 +492,9 @@ static void mt76x02_watchdog_reset(struct mt76x02_dev *dev) mutex_lock(&dev->mt76.mutex); + if (restart) + mt76x02_reset_state(dev); + if (dev->beacon_mask) mt76_clear(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_BEACON_TX | @@ -452,20 +513,21 @@ static void mt76x02_watchdog_reset(struct mt76x02_dev *dev) /* let fw reset DMA */ mt76_set(dev, 0x734, 0x3); + if (restart) + dev->mt76.mcu_ops->mcu_restart(&dev->mt76); + for (i = 0; i < ARRAY_SIZE(dev->mt76.q_tx); i++) mt76_queue_tx_cleanup(dev, i, true); for (i = 0; i < ARRAY_SIZE(dev->mt76.q_rx); i++) mt76_queue_rx_reset(dev, i); - mt76_wr(dev, MT_MAC_SYS_CTRL, - MT_MAC_SYS_CTRL_ENABLE_TX | MT_MAC_SYS_CTRL_ENABLE_RX); - mt76_set(dev, MT_WPDMA_GLO_CFG, - MT_WPDMA_GLO_CFG_TX_DMA_EN | MT_WPDMA_GLO_CFG_RX_DMA_EN); + mt76x02_mac_start(dev); + if (dev->ed_monitor) mt76_set(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); - if (dev->beacon_mask) + if (dev->beacon_mask && !restart) mt76_set(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_BEACON_TX | MT_BEACON_TIME_CFG_TBTT_EN); @@ -486,9 +548,13 @@ static void mt76x02_watchdog_reset(struct mt76x02_dev *dev) napi_schedule(&dev->mt76.napi[i]); } - ieee80211_wake_queues(dev->mt76.hw); - - mt76_txq_schedule_all(&dev->mt76); + if (restart) { + mt76x02_mcu_function_select(dev, Q_SELECT, 1); + ieee80211_restart_hw(dev->mt76.hw); + } else { + ieee80211_wake_queues(dev->mt76.hw); + mt76_txq_schedule_all(&dev->mt76); + } } static void mt76x02_check_tx_hang(struct mt76x02_dev *dev) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x02_phy.c index a020c757ba5c..a54b63a96eae 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_phy.c @@ -194,6 +194,8 @@ bool mt76x02_phy_adjust_vga_gain(struct mt76x02_dev *dev) ret = true; } + dev->cal.agc_lowest_gain = dev->cal.agc_gain_adjust >= limit; + return ret; } EXPORT_SYMBOL_GPL(mt76x02_phy_adjust_vga_gain); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c index 43f07461c8d3..6fb52b596d42 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c @@ -85,8 +85,9 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data, mt76x02_insert_hdr_pad(skb); - txwi = skb_push(skb, sizeof(struct mt76x02_txwi)); + txwi = (struct mt76x02_txwi *)(skb->data - sizeof(struct mt76x02_txwi)); mt76x02_mac_write_txwi(dev, txwi, skb, wcid, sta, len); + skb_push(skb, sizeof(struct mt76x02_txwi)); pid = mt76_tx_status_skb_add(mdev, wcid, skb); txwi->pktid = pid; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index a48c261b0c63..cd072ac614f7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -237,6 +237,8 @@ int mt76x02_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct mt76x02_vif *mvif = (struct mt76x02_vif *)vif->drv_priv; int idx = 0; + memset(msta, 0, sizeof(*msta)); + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, ARRAY_SIZE(dev->mt76.wcid)); if (idx < 0) return -ENOSPC; @@ -274,6 +276,8 @@ mt76x02_vif_init(struct mt76x02_dev *dev, struct ieee80211_vif *vif, struct mt76x02_vif *mvif = (struct mt76x02_vif *)vif->drv_priv; struct mt76_txq *mtxq; + memset(mvif, 0, sizeof(*mvif)); + mvif->idx = idx; mvif->group_wcid.idx = MT_VIF_WCID(idx); mvif->group_wcid.hw_key_idx = -1; @@ -289,6 +293,12 @@ mt76x02_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) struct mt76x02_dev *dev = hw->priv; unsigned int idx = 0; + /* Allow to change address in HW if we create first interface. */ + if (!dev->vif_mask && + (((vif->addr[0] ^ dev->mt76.macaddr[0]) & ~GENMASK(4, 1)) || + memcmp(vif->addr + 1, dev->mt76.macaddr + 1, ETH_ALEN - 1))) + mt76x02_mac_setaddr(dev, vif->addr); + if (vif->addr[0] & BIT(1)) idx = 1 + (((dev->mt76.macaddr[0] ^ vif->addr[0]) >> 2) & 7); @@ -311,10 +321,6 @@ mt76x02_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) if (dev->vif_mask & BIT(idx)) return -EBUSY; - /* Allow to change address in HW if we create first interface. */ - if (!dev->vif_mask && !ether_addr_equal(dev->mt76.macaddr, vif->addr)) - mt76x02_mac_setaddr(dev, vif->addr); - dev->vif_mask |= BIT(idx); mt76x02_vif_init(dev, vif, idx); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/init.c index f8534362e2c8..a30ef2c5a9db 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/init.c @@ -106,7 +106,7 @@ void mt76_write_mac_initvals(struct mt76x02_dev *dev) { MT_TX_SW_CFG1, 0x00010000 }, { MT_TX_SW_CFG2, 0x00000000 }, { MT_TXOP_CTRL_CFG, 0x0400583f }, - { MT_TX_RTS_CFG, 0x00100020 }, + { MT_TX_RTS_CFG, 0x00ffff20 }, { MT_TX_TIMEOUT_CFG, 0x000a2290 }, { MT_TX_RETRY_CFG, 0x47f01f0f }, { MT_EXP_ACK_TIME, 0x002c00dc }, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2.h b/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2.h index 6c619f1c65c9..d7abe3d73bad 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2.h @@ -71,6 +71,7 @@ int mt76x2_mcu_load_cr(struct mt76x02_dev *dev, u8 type, u8 temp_level, void mt76x2_cleanup(struct mt76x02_dev *dev); +int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard); void mt76x2_reset_wlan(struct mt76x02_dev *dev, bool enable); void mt76x2_init_txpower(struct mt76x02_dev *dev, struct ieee80211_supported_band *sband); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c index 984d9c4c2e1a..d3927a13e92e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c @@ -77,7 +77,7 @@ mt76x2_fixup_xtal(struct mt76x02_dev *dev) } } -static int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard) +int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard) { const u8 *macaddr = dev->mt76.macaddr; u32 val; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mcu.c index 03e24ae7f66c..605dc66ae83b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mcu.c @@ -165,9 +165,30 @@ error: return -ENOENT; } +static int +mt76pci_mcu_restart(struct mt76_dev *mdev) +{ + struct mt76x02_dev *dev; + int ret; + + dev = container_of(mdev, struct mt76x02_dev, mt76); + + mt76x02_mcu_cleanup(dev); + mt76x2_mac_reset(dev, true); + + ret = mt76pci_load_firmware(dev); + if (ret) + return ret; + + mt76_wr(dev, MT_WPDMA_RST_IDX, ~0); + + return 0; +} + int mt76x2_mcu_init(struct mt76x02_dev *dev) { static const struct mt76_mcu_ops mt76x2_mcu_ops = { + .mcu_restart = mt76pci_mcu_restart, .mcu_send_msg = mt76x02_mcu_msg_send, }; int ret; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c index 1848e8ab2e21..769a9b972044 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c @@ -260,10 +260,15 @@ mt76x2_phy_set_gain_val(struct mt76x02_dev *dev) gain_val[0] = dev->cal.agc_gain_cur[0] - dev->cal.agc_gain_adjust; gain_val[1] = dev->cal.agc_gain_cur[1] - dev->cal.agc_gain_adjust; - if (dev->mt76.chandef.width >= NL80211_CHAN_WIDTH_40) + val = 0x1836 << 16; + if (!mt76x2_has_ext_lna(dev) && + dev->mt76.chandef.width >= NL80211_CHAN_WIDTH_40) val = 0x1e42 << 16; - else - val = 0x1836 << 16; + + if (mt76x2_has_ext_lna(dev) && + dev->mt76.chandef.chan->band == NL80211_BAND_2GHZ && + dev->mt76.chandef.width < NL80211_CHAN_WIDTH_40) + val = 0x0f36 << 16; val |= 0xf8; @@ -280,6 +285,7 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev) { u8 *gain = dev->cal.agc_gain_init; u8 low_gain_delta, gain_delta; + u32 agc_35, agc_37; bool gain_change; int low_gain; u32 val; @@ -318,6 +324,16 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev) else low_gain_delta = 14; + agc_37 = 0x2121262c; + if (dev->mt76.chandef.chan->band == NL80211_BAND_2GHZ) + agc_35 = 0x11111516; + else if (low_gain == 2) + agc_35 = agc_37 = 0x08080808; + else if (dev->mt76.chandef.width == NL80211_CHAN_WIDTH_80) + agc_35 = 0x10101014; + else + agc_35 = 0x11111116; + if (low_gain == 2) { mt76_wr(dev, MT_BBP(RXO, 18), 0xf000a990); mt76_wr(dev, MT_BBP(AGC, 35), 0x08080808); @@ -326,15 +342,13 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev) dev->cal.agc_gain_adjust = 0; } else { mt76_wr(dev, MT_BBP(RXO, 18), 0xf000a991); - if (dev->mt76.chandef.width == NL80211_CHAN_WIDTH_80) - mt76_wr(dev, MT_BBP(AGC, 35), 0x10101014); - else - mt76_wr(dev, MT_BBP(AGC, 35), 0x11111116); - mt76_wr(dev, MT_BBP(AGC, 37), 0x2121262C); gain_delta = 0; dev->cal.agc_gain_adjust = low_gain_delta; } + mt76_wr(dev, MT_BBP(AGC, 35), agc_35); + mt76_wr(dev, MT_BBP(AGC, 37), agc_37); + dev->cal.agc_gain_cur[0] = gain[0] - gain_delta; dev->cal.agc_gain_cur[1] = gain[1] - gain_delta; mt76x2_phy_set_gain_val(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c index ddb6b2c48e01..ac0f13d46299 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -21,11 +21,10 @@ #include "mt76x2u.h" static const struct usb_device_id mt76x2u_device_table[] = { - { USB_DEVICE(0x0e8d, 0x7612) }, /* Alfa AWUS036ACM */ { USB_DEVICE(0x0b05, 0x1833) }, /* Asus USB-AC54 */ { USB_DEVICE(0x0b05, 0x17eb) }, /* Asus USB-AC55 */ { USB_DEVICE(0x0b05, 0x180b) }, /* Asus USB-N53 B1 */ - { USB_DEVICE(0x0e8d, 0x7612) }, /* Aukey USB-AC1200 */ + { USB_DEVICE(0x0e8d, 0x7612) }, /* Aukey USBAC1200 - Alfa AWUS036ACM */ { USB_DEVICE(0x057c, 0x8503) }, /* Avm FRITZ!WLAN AC860 */ { USB_DEVICE(0x7392, 0xb711) }, /* Edimax EW 7722 UAC */ { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ @@ -66,6 +65,10 @@ static int mt76x2u_probe(struct usb_interface *intf, mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev); + if (!is_mt76x2(dev)) { + err = -ENODEV; + goto err; + } err = mt76x2u_register_device(dev); if (err < 0) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c index 5e84b4535cb1..3b82345756ea 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c @@ -93,7 +93,6 @@ int mt76x2u_mac_reset(struct mt76x02_dev *dev) mt76_wr(dev, MT_TX_LINK_CFG, 0x1020); mt76_wr(dev, MT_AUTO_RSP_CFG, 0x13); mt76_wr(dev, MT_MAX_LEN_CFG, 0x2f00); - mt76_wr(dev, MT_TX_RTS_CFG, 0x92b20); mt76_wr(dev, MT_WMM_AIFSN, 0x2273); mt76_wr(dev, MT_WMM_CWMIN, 0x2344); diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index 5a349fe3e576..2585df512335 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -289,8 +289,11 @@ mt76_tx(struct mt76_dev *dev, struct ieee80211_sta *sta, dev->queue_ops->tx_queue_skb(dev, q, skb, wcid, sta); dev->queue_ops->kick(dev, q); - if (q->queued > q->ndesc - 8) + if (q->queued > q->ndesc - 8 && !q->stopped) { ieee80211_stop_queue(dev->hw, skb_get_queue_mapping(skb)); + q->stopped = true; + } + spin_unlock_bh(&q->lock); } EXPORT_SYMBOL_GPL(mt76_tx); @@ -374,7 +377,10 @@ mt76_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta, if (last_skb) { mt76_queue_ps_skb(dev, sta, last_skb, true); dev->queue_ops->kick(dev, hwq); + } else { + ieee80211_sta_eosp(sta); } + spin_unlock_bh(&hwq->lock); } EXPORT_SYMBOL_GPL(mt76_release_buffered_frames); @@ -577,6 +583,9 @@ void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq) struct mt76_txq *mtxq = (struct mt76_txq *) txq->drv_priv; struct mt76_queue *hwq = mtxq->hwq; + if (!test_bit(MT76_STATE_RUNNING, &dev->state)) + return; + spin_lock_bh(&hwq->lock); if (list_empty(&mtxq->list)) list_add_tail(&mtxq->list, &hwq->swq); diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index ae6ada370597..4c1abd492405 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -655,7 +655,11 @@ static void mt76u_tx_tasklet(unsigned long data) spin_lock_bh(&q->lock); } mt76_txq_schedule(dev, q); - wake = i < IEEE80211_NUM_ACS && q->queued < q->ndesc - 8; + + wake = q->stopped && q->queued < q->ndesc - 8; + if (wake) + q->stopped = false; + if (!q->queued) wake_up(&dev->tx_wait); diff --git a/drivers/net/wireless/mediatek/mt7601u/usb.c b/drivers/net/wireless/mediatek/mt7601u/usb.c index d8b7863f7926..6ae7f14dc9bf 100644 --- a/drivers/net/wireless/mediatek/mt7601u/usb.c +++ b/drivers/net/wireless/mediatek/mt7601u/usb.c @@ -303,6 +303,10 @@ static int mt7601u_probe(struct usb_interface *usb_intf, mac_rev = mt7601u_rr(dev, MT_MAC_CSR0); dev_info(dev->dev, "ASIC revision: %08x MAC revision: %08x\n", asic_rev, mac_rev); + if ((asic_rev >> 16) != 0x7601) { + ret = -ENODEV; + goto err; + } /* Note: vendor driver skips this check for MT7601U */ if (!(mt7601u_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL)) |