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mwifiex: p2p: use separate device address 

Per below statement about p2p device address in WFA P2P
spec $2.4.3:

The P2P Device Address of a P2P Device shall be its globally
administered MAC address, or its globally administered MAC
address with the locally administered bit set.

This patch follow above statement, using a separate device
address for p2p interface

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Xinming Hu 2017-08-07 01:36:06 +00:00 committed by Kalle Valo
parent 20e5476d6c
commit 4ba28f9394
3 changed files with 34 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/net/wireless/marvell/mwifiex/cfg80211.c
View File

@ -915,6 +915,8 @@ mwifiex_init_new_priv_params(struct mwifiex_private *priv,
adapter->rx_locked = false;
spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
mwifiex_set_mac_address(priv, dev);
return 0;
}
@ -2955,6 +2957,8 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
}
mwifiex_init_priv_params(priv, dev);
mwifiex_set_mac_address(priv, dev);
priv->netdev = dev;
ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
@ -2982,7 +2986,6 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
dev_net_set(dev, wiphy_net(wiphy));
dev->ieee80211_ptr = &priv->wdev;
dev->ieee80211_ptr->iftype = priv->bss_mode;
memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
dev->flags |= IFF_BROADCAST | IFF_MULTICAST;

40
drivers/net/wireless/marvell/mwifiex/main.c
View File

@ -940,31 +940,44 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
return 0;
}
/*
* CFG802.11 network device handler for setting MAC address.
*/
static int
mwifiex_set_mac_address(struct net_device *dev, void *addr)
int mwifiex_set_mac_address(struct mwifiex_private *priv,
struct net_device *dev)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
struct sockaddr *hw_addr = addr;
int ret;
u64 mac_addr;
memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN);
if (priv->bss_type != MWIFIEX_BSS_TYPE_P2P)
goto done;
mac_addr = ether_addr_to_u64(priv->curr_addr);
mac_addr |= BIT_ULL(MWIFIEX_MAC_LOCAL_ADMIN_BIT);
u64_to_ether_addr(mac_addr, priv->curr_addr);
/* Send request to firmware */
ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_MAC_ADDRESS,
HostCmd_ACT_GEN_SET, 0, NULL, true);
if (!ret)
memcpy(priv->netdev->dev_addr, priv->curr_addr, ETH_ALEN);
else
if (ret) {
mwifiex_dbg(priv->adapter, ERROR,
"set mac address failed: ret=%d\n", ret);
return ret;
}
done:
memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN);
return 0;
}
return ret;
/* CFG802.11 network device handler for setting MAC address.
*/
static int
mwifiex_ndo_set_mac_address(struct net_device *dev, void *addr)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
struct sockaddr *hw_addr = addr;
memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN);
return mwifiex_set_mac_address(priv, dev);
}
/*
@ -1257,7 +1270,7 @@ static const struct net_device_ops mwifiex_netdev_ops = {
.ndo_open = mwifiex_open,
.ndo_stop = mwifiex_close,
.ndo_start_xmit = mwifiex_hard_start_xmit,
.ndo_set_mac_address = mwifiex_set_mac_address,
.ndo_set_mac_address = mwifiex_ndo_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_tx_timeout = mwifiex_tx_timeout,
.ndo_get_stats = mwifiex_get_stats,
@ -1301,7 +1314,6 @@ void mwifiex_init_priv_params(struct mwifiex_private *priv,
priv->gen_idx = MWIFIEX_AUTO_IDX_MASK;
priv->num_tx_timeout = 0;
ether_addr_copy(priv->curr_addr, priv->adapter->perm_addr);
memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN);
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {

4
drivers/net/wireless/marvell/mwifiex/main.h
View File

@ -165,6 +165,8 @@ enum {
/* Address alignment */
#define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1))
#define MWIFIEX_MAC_LOCAL_ADMIN_BIT 41
/**
*enum mwifiex_debug_level - marvell wifi debug level
*/
@ -1671,6 +1673,8 @@ void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
struct sk_buff *event_skb);
void mwifiex_multi_chan_resync(struct mwifiex_adapter *adapter);
int mwifiex_set_mac_address(struct mwifiex_private *priv,
struct net_device *dev);
#ifdef CONFIG_DEBUG_FS
void mwifiex_debugfs_init(void);