From 4e14e76cee382619766176095ac0c10651980b66 Mon Sep 17 00:00:00 2001 From: Igor Mitsyanko Date: Mon, 18 Nov 2019 08:23:10 +0000 Subject: qtnfmac: advertise netdev port parent ID Use MAC address of the first active radio as a unique device ID. Signed-off-by: Igor Mitsyanko Signed-off-by: Kalle Valo --- drivers/net/wireless/quantenna/qtnfmac/bus.h | 1 + drivers/net/wireless/quantenna/qtnfmac/commands.c | 5 +---- drivers/net/wireless/quantenna/qtnfmac/core.c | 20 ++++++++++++++++++++ drivers/net/wireless/quantenna/qtnfmac/core.h | 1 - 4 files changed, 22 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/quantenna') diff --git a/drivers/net/wireless/quantenna/qtnfmac/bus.h b/drivers/net/wireless/quantenna/qtnfmac/bus.h index 49372d42e471..87d048df09d1 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/bus.h +++ b/drivers/net/wireless/quantenna/qtnfmac/bus.h @@ -67,6 +67,7 @@ struct qtnf_bus { struct mutex bus_lock; /* lock during command/event processing */ struct dentry *dbg_dir; struct notifier_block netdev_nb; + u8 hw_id[ETH_ALEN]; /* bus private data */ char bus_priv[0] __aligned(sizeof(void *)); }; diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index cbc56464220e..1c1b377932cf 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -1242,10 +1242,7 @@ qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac, mac_info = &mac->macinfo; mac_info->bands_cap = resp_info->bands_cap; - memcpy(&mac_info->dev_mac, &resp_info->dev_mac, - sizeof(mac_info->dev_mac)); - - ether_addr_copy(mac->macaddr, mac_info->dev_mac); + ether_addr_copy(mac->macaddr, resp_info->dev_mac); vif = qtnf_mac_get_base_vif(mac); if (vif) diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.c b/drivers/net/wireless/quantenna/qtnfmac/core.c index 7300ab407cd6..a709e378928d 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/core.c +++ b/drivers/net/wireless/quantenna/qtnfmac/core.c @@ -204,6 +204,21 @@ static int qtnf_netdev_set_mac_address(struct net_device *ndev, void *addr) return ret; } +static int qtnf_netdev_port_parent_id(struct net_device *ndev, + struct netdev_phys_item_id *ppid) +{ + const struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev); + const struct qtnf_bus *bus = vif->mac->bus; + + if (!(bus->hw_info.hw_capab & QLINK_HW_CAPAB_HW_BRIDGE)) + return -EOPNOTSUPP; + + ppid->id_len = sizeof(bus->hw_id); + memcpy(&ppid->id, bus->hw_id, ppid->id_len); + + return 0; +} + /* Network device ops handlers */ const struct net_device_ops qtnf_netdev_ops = { .ndo_open = qtnf_netdev_open, @@ -212,6 +227,7 @@ const struct net_device_ops qtnf_netdev_ops = { .ndo_tx_timeout = qtnf_netdev_tx_timeout, .ndo_get_stats64 = qtnf_netdev_get_stats64, .ndo_set_mac_address = qtnf_netdev_set_mac_address, + .ndo_get_port_parent_id = qtnf_netdev_port_parent_id, }; static int qtnf_mac_init_single_band(struct wiphy *wiphy, @@ -565,6 +581,10 @@ static int qtnf_core_mac_attach(struct qtnf_bus *bus, unsigned int macid) goto error; } + /* Use MAC address of the first active radio as a unique device ID */ + if (is_zero_ether_addr(mac->bus->hw_id)) + ether_addr_copy(mac->bus->hw_id, mac->macaddr); + vif = qtnf_mac_get_base_vif(mac); if (!vif) { pr_err("MAC%u: primary VIF is not ready\n", macid); diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.h b/drivers/net/wireless/quantenna/qtnfmac/core.h index 75b70f0c2b8e..116ec16aa15b 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/core.h +++ b/drivers/net/wireless/quantenna/qtnfmac/core.h @@ -74,7 +74,6 @@ struct qtnf_vif { struct qtnf_mac_info { u8 bands_cap; - u8 dev_mac[ETH_ALEN]; u8 num_tx_chain; u8 num_rx_chain; u16 max_ap_assoc_sta; -- cgit v1.2.3