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authorArend Van Spriel <arend.vanspriel@broadcom.com>2016-09-19 12:09:55 +0100
committerKalle Valo <kvalo@codeaurora.org>2016-09-26 20:35:54 +0300
commit8fa5fdec09cd379c9ecb8972f344f8f308e0ccf3 (patch)
tree1ebcf46a022cfb84a92c9d2cd3d3173df08e12e6 /drivers/net/wireless
parent26305d3d7298d1ddf8fd4ce95a382aa90534f0a3 (diff)
brcmfmac: remove worker from .ndo_set_mac_address() callback
As it turns out there is no need to use a worker for the callback because it is not called from atomic context. Reported-by: Dan Williams <dcbw@redhat.com> Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> Reviewed-by: Franky Lin <franky.lin@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c39
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h2
2 files changed, 13 insertions, 28 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 65e8c8766441..3f6a58035077 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -136,27 +136,6 @@ static void _brcmf_set_multicast_list(struct work_struct *work)
err);
}
-static void
-_brcmf_set_mac_address(struct work_struct *work)
-{
- struct brcmf_if *ifp;
- s32 err;
-
- ifp = container_of(work, struct brcmf_if, setmacaddr_work);
-
- brcmf_dbg(TRACE, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx);
-
- err = brcmf_fil_iovar_data_set(ifp, "cur_etheraddr", ifp->mac_addr,
- ETH_ALEN);
- if (err < 0) {
- brcmf_err("Setting cur_etheraddr failed, %d\n", err);
- } else {
- brcmf_dbg(TRACE, "MAC address updated to %pM\n",
- ifp->mac_addr);
- memcpy(ifp->ndev->dev_addr, ifp->mac_addr, ETH_ALEN);
- }
-}
-
#if IS_ENABLED(CONFIG_IPV6)
static void _brcmf_update_ndtable(struct work_struct *work)
{
@@ -190,10 +169,20 @@ static int brcmf_netdev_set_mac_address(struct net_device *ndev, void *addr)
{
struct brcmf_if *ifp = netdev_priv(ndev);
struct sockaddr *sa = (struct sockaddr *)addr;
+ int err;
- memcpy(&ifp->mac_addr, sa->sa_data, ETH_ALEN);
- schedule_work(&ifp->setmacaddr_work);
- return 0;
+ brcmf_dbg(TRACE, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx);
+
+ err = brcmf_fil_iovar_data_set(ifp, "cur_etheraddr", sa->sa_data,
+ ETH_ALEN);
+ if (err < 0) {
+ brcmf_err("Setting cur_etheraddr failed, %d\n", err);
+ } else {
+ brcmf_dbg(TRACE, "updated to %pM\n", sa->sa_data);
+ memcpy(ifp->mac_addr, sa->sa_data, ETH_ALEN);
+ memcpy(ifp->ndev->dev_addr, ifp->mac_addr, ETH_ALEN);
+ }
+ return err;
}
static void brcmf_netdev_set_multicast_list(struct net_device *ndev)
@@ -525,7 +514,6 @@ int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked)
/* set the mac address */
memcpy(ndev->dev_addr, ifp->mac_addr, ETH_ALEN);
- INIT_WORK(&ifp->setmacaddr_work, _brcmf_set_mac_address);
INIT_WORK(&ifp->multicast_work, _brcmf_set_multicast_list);
INIT_WORK(&ifp->ndoffload_work, _brcmf_update_ndtable);
@@ -730,7 +718,6 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bsscfgidx,
}
if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) {
- cancel_work_sync(&ifp->setmacaddr_work);
cancel_work_sync(&ifp->multicast_work);
cancel_work_sync(&ifp->ndoffload_work);
}
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
index 8fa34cad5a96..8a810bb24a11 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
@@ -176,7 +176,6 @@ enum brcmf_netif_stop_reason {
* @vif: points to cfg80211 specific interface information.
* @ndev: associated network device.
* @stats: interface specific network statistics.
- * @setmacaddr_work: worker object for setting mac address.
* @multicast_work: worker object for multicast provisioning.
* @ndoffload_work: worker object for neighbor discovery offload configuration.
* @fws_desc: interface specific firmware-signalling descriptor.
@@ -193,7 +192,6 @@ struct brcmf_if {
struct brcmf_cfg80211_vif *vif;
struct net_device *ndev;
struct net_device_stats stats;
- struct work_struct setmacaddr_work;
struct work_struct multicast_work;
struct work_struct ndoffload_work;
struct brcmf_fws_mac_descriptor *fws_desc;