diff options
Diffstat (limited to 'drivers/net/ethernet/qualcomm')
| -rw-r--r-- | drivers/net/ethernet/qualcomm/qca_debug.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/qca_spi.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c | 75 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c | 12 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c | 2 |
10 files changed, 76 insertions, 43 deletions
diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c index 92b6be9c4429..51d89c86e60f 100644 --- a/drivers/net/ethernet/qualcomm/qca_debug.c +++ b/drivers/net/ethernet/qualcomm/qca_debug.c @@ -151,7 +151,7 @@ qcaspi_init_device_debugfs(struct qcaspi *qca) dev_name(&qca->net_dev->dev)); return; } - debugfs_create_file("info", S_IFREG | S_IRUGO, device_root, qca, + debugfs_create_file("info", S_IFREG | 0444, device_root, qca, &qcaspi_info_ops); } diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 9c236298fe21..5803cd6db406 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -705,7 +705,6 @@ qcaspi_netdev_xmit(struct sk_buff *skb, struct net_device *dev) tskb = skb_copy_expand(skb, QCAFRM_HEADER_LEN, QCAFRM_FOOTER_LEN + pad_len, GFP_ATOMIC); if (!tskb) { - netdev_dbg(qca->net_dev, "could not allocate tx_buff\n"); qca->stats.out_of_mem++; return NETDEV_TX_BUSY; } diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c index c4949183eef3..d33988570217 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -43,6 +43,11 @@ /* Local Definitions and Declarations */ +static const struct nla_policy rmnet_policy[IFLA_RMNET_MAX + 1] = { + [IFLA_RMNET_MUX_ID] = { .type = NLA_U16 }, + [IFLA_RMNET_FLAGS] = { .len = sizeof(struct ifla_rmnet_flags) }, +}; + static int rmnet_is_real_dev_registered(const struct net_device *real_dev) { return rcu_access_pointer(real_dev->rx_handler) == rmnet_rx_handler; @@ -131,7 +136,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack) { - u32 data_format = RMNET_INGRESS_FORMAT_DEAGGREGATION; + u32 data_format = RMNET_FLAGS_INGRESS_DEAGGREGATION; struct net_device *real_dev; int mode = RMNET_EPMODE_VND; struct rmnet_endpoint *ep; @@ -143,14 +148,14 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev, if (!real_dev || !dev) return -ENODEV; - if (!data[IFLA_VLAN_ID]) + if (!data[IFLA_RMNET_MUX_ID]) return -EINVAL; ep = kzalloc(sizeof(*ep), GFP_ATOMIC); if (!ep) return -ENOMEM; - mux_id = nla_get_u16(data[IFLA_VLAN_ID]); + mux_id = nla_get_u16(data[IFLA_RMNET_MUX_ID]); err = rmnet_register_real_device(real_dev); if (err) @@ -165,10 +170,10 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev, hlist_add_head_rcu(&ep->hlnode, &port->muxed_ep[mux_id]); - if (data[IFLA_VLAN_FLAGS]) { - struct ifla_vlan_flags *flags; + if (data[IFLA_RMNET_FLAGS]) { + struct ifla_rmnet_flags *flags; - flags = nla_data(data[IFLA_VLAN_FLAGS]); + flags = nla_data(data[IFLA_RMNET_FLAGS]); data_format = flags->flags & flags->mask; } @@ -276,10 +281,10 @@ static int rmnet_rtnl_validate(struct nlattr *tb[], struct nlattr *data[], { u16 mux_id; - if (!data || !data[IFLA_VLAN_ID]) + if (!data || !data[IFLA_RMNET_MUX_ID]) return -EINVAL; - mux_id = nla_get_u16(data[IFLA_VLAN_ID]); + mux_id = nla_get_u16(data[IFLA_RMNET_MUX_ID]); if (mux_id > (RMNET_MAX_LOGICAL_EP - 1)) return -ERANGE; @@ -304,9 +309,11 @@ static int rmnet_changelink(struct net_device *dev, struct nlattr *tb[], port = rmnet_get_port_rtnl(real_dev); - if (data[IFLA_VLAN_ID]) { - mux_id = nla_get_u16(data[IFLA_VLAN_ID]); + if (data[IFLA_RMNET_MUX_ID]) { + mux_id = nla_get_u16(data[IFLA_RMNET_MUX_ID]); ep = rmnet_get_endpoint(port, priv->mux_id); + if (!ep) + return -ENODEV; hlist_del_init_rcu(&ep->hlnode); hlist_add_head_rcu(&ep->hlnode, &port->muxed_ep[mux_id]); @@ -315,10 +322,10 @@ static int rmnet_changelink(struct net_device *dev, struct nlattr *tb[], priv->mux_id = mux_id; } - if (data[IFLA_VLAN_FLAGS]) { - struct ifla_vlan_flags *flags; + if (data[IFLA_RMNET_FLAGS]) { + struct ifla_rmnet_flags *flags; - flags = nla_data(data[IFLA_VLAN_FLAGS]); + flags = nla_data(data[IFLA_RMNET_FLAGS]); port->data_format = flags->flags & flags->mask; } @@ -327,13 +334,45 @@ static int rmnet_changelink(struct net_device *dev, struct nlattr *tb[], static size_t rmnet_get_size(const struct net_device *dev) { - return nla_total_size(2) /* IFLA_VLAN_ID */ + - nla_total_size(sizeof(struct ifla_vlan_flags)); /* IFLA_VLAN_FLAGS */ + return + /* IFLA_RMNET_MUX_ID */ + nla_total_size(2) + + /* IFLA_RMNET_FLAGS */ + nla_total_size(sizeof(struct ifla_rmnet_flags)); +} + +static int rmnet_fill_info(struct sk_buff *skb, const struct net_device *dev) +{ + struct rmnet_priv *priv = netdev_priv(dev); + struct net_device *real_dev; + struct ifla_rmnet_flags f; + struct rmnet_port *port; + + real_dev = priv->real_dev; + + if (!rmnet_is_real_dev_registered(real_dev)) + return -ENODEV; + + if (nla_put_u16(skb, IFLA_RMNET_MUX_ID, priv->mux_id)) + goto nla_put_failure; + + port = rmnet_get_port_rtnl(real_dev); + + f.flags = port->data_format; + f.mask = ~0; + + if (nla_put(skb, IFLA_RMNET_FLAGS, sizeof(f), &f)) + goto nla_put_failure; + + return 0; + +nla_put_failure: + return -EMSGSIZE; } struct rtnl_link_ops rmnet_link_ops __read_mostly = { .kind = "rmnet", - .maxtype = __IFLA_VLAN_MAX, + .maxtype = __IFLA_RMNET_MAX, .priv_size = sizeof(struct rmnet_priv), .setup = rmnet_vnd_setup, .validate = rmnet_rtnl_validate, @@ -341,6 +380,8 @@ struct rtnl_link_ops rmnet_link_ops __read_mostly = { .dellink = rmnet_dellink, .get_size = rmnet_get_size, .changelink = rmnet_changelink, + .policy = rmnet_policy, + .fill_info = rmnet_fill_info, }; /* Needs either rcu_read_lock() or rtnl lock */ diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h index 00e4634100d3..0b5b5da80198 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2014, 2016-2017 The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2014, 2016-2018 The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index 601edec28c5f..6fcd586e9804 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -70,7 +70,7 @@ __rmnet_map_ingress_handler(struct sk_buff *skb, u8 mux_id; if (RMNET_MAP_GET_CD_BIT(skb)) { - if (port->data_format & RMNET_INGRESS_FORMAT_MAP_COMMANDS) + if (port->data_format & RMNET_FLAGS_INGRESS_MAP_COMMANDS) return rmnet_map_command(skb, port); goto free_skb; @@ -93,7 +93,7 @@ __rmnet_map_ingress_handler(struct sk_buff *skb, skb_pull(skb, sizeof(struct rmnet_map_header)); rmnet_set_skb_proto(skb); - if (port->data_format & RMNET_INGRESS_FORMAT_MAP_CKSUMV4) { + if (port->data_format & RMNET_FLAGS_INGRESS_MAP_CKSUMV4) { if (!rmnet_map_checksum_downlink_packet(skb, len + pad)) skb->ip_summed = CHECKSUM_UNNECESSARY; } @@ -121,7 +121,7 @@ rmnet_map_ingress_handler(struct sk_buff *skb, skb_push(skb, ETH_HLEN); } - if (port->data_format & RMNET_INGRESS_FORMAT_DEAGGREGATION) { + if (port->data_format & RMNET_FLAGS_INGRESS_DEAGGREGATION) { while ((skbn = rmnet_map_deaggregate(skb, port)) != NULL) __rmnet_map_ingress_handler(skbn, port); @@ -141,7 +141,7 @@ static int rmnet_map_egress_handler(struct sk_buff *skb, additional_header_len = 0; required_headroom = sizeof(struct rmnet_map_header); - if (port->data_format & RMNET_EGRESS_FORMAT_MAP_CKSUMV4) { + if (port->data_format & RMNET_FLAGS_EGRESS_MAP_CKSUMV4) { additional_header_len = sizeof(struct rmnet_map_ul_csum_header); required_headroom += additional_header_len; } @@ -151,7 +151,7 @@ static int rmnet_map_egress_handler(struct sk_buff *skb, goto fail; } - if (port->data_format & RMNET_EGRESS_FORMAT_MAP_CKSUMV4) + if (port->data_format & RMNET_FLAGS_EGRESS_MAP_CKSUMV4) rmnet_map_checksum_uplink_packet(skb, orig_dev); map_header = rmnet_map_add_map_header(skb, additional_header_len, 0); diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h index 6ce31e29136d..884f1f52dcc2 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -23,8 +23,8 @@ struct rmnet_map_control_command { struct { u16 ip_family:2; u16 reserved:14; - u16 flow_control_seq_num; - u32 qos_id; + __be16 flow_control_seq_num; + __be32 qos_id; } flow_control; u8 data[0]; }; @@ -44,7 +44,7 @@ struct rmnet_map_header { u8 reserved_bit:1; u8 cd_bit:1; u8 mux_id; - u16 pkt_len; + __be16 pkt_len; } __aligned(1); struct rmnet_map_dl_csum_trailer { diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c index b0dbca070c00..78fdad0c6f76 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -69,7 +69,7 @@ static void rmnet_map_send_ack(struct sk_buff *skb, struct rmnet_map_control_command *cmd; int xmit_status; - if (port->data_format & RMNET_INGRESS_FORMAT_MAP_CKSUMV4) { + if (port->data_format & RMNET_FLAGS_INGRESS_MAP_CKSUMV4) { if (skb->len < sizeof(struct rmnet_map_header) + RMNET_MAP_GET_LENGTH(skb) + sizeof(struct rmnet_map_dl_csum_trailer)) { diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c index c74a6c56d315..a6ea09416f8d 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -309,7 +309,7 @@ struct sk_buff *rmnet_map_deaggregate(struct sk_buff *skb, maph = (struct rmnet_map_header *)skb->data; packet_len = ntohs(maph->pkt_len) + sizeof(struct rmnet_map_header); - if (port->data_format & RMNET_INGRESS_FORMAT_MAP_CKSUMV4) + if (port->data_format & RMNET_FLAGS_INGRESS_MAP_CKSUMV4) packet_len += sizeof(struct rmnet_map_dl_csum_trailer); if (((int)skb->len - (int)packet_len) < 0) @@ -323,7 +323,6 @@ struct sk_buff *rmnet_map_deaggregate(struct sk_buff *skb, if (!skbn) return NULL; - skbn->dev = skb->dev; skb_reserve(skbn, RMNET_MAP_DEAGGR_HEADROOM); skb_put(skbn, packet_len); memcpy(skbn->data, skb->data, packet_len); diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h index de0143eaa05a..b9cc4f85f229 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2014, 2016-2017 The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2014, 2016-2018 The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -18,12 +18,6 @@ #define RMNET_NEEDED_HEADROOM 16 #define RMNET_TX_QUEUE_LEN 1000 -/* Constants */ -#define RMNET_INGRESS_FORMAT_DEAGGREGATION BIT(0) -#define RMNET_INGRESS_FORMAT_MAP_COMMANDS BIT(1) -#define RMNET_INGRESS_FORMAT_MAP_CKSUMV4 BIT(2) -#define RMNET_EGRESS_FORMAT_MAP_CKSUMV4 BIT(3) - /* Replace skb->dev to a virtual rmnet device and pass up the stack */ #define RMNET_EPMODE_VND (1) /* Pass the frame directly to another device with dev_queue_xmit() */ diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c index 346d310914df..2ea16a088de8 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and |