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brcmfmac: rework driver initialization in brcmf_bus_start()

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In brcmf_bus_start() a number of settings are sent to the device. For
this functions are used that bypass the common firmware interface.
By reordering the code in brcmf_bus_start() this bypass can be removed.

Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arend van Spriel 2012-10-22 10:36:20 -07:00 committed by John W. Linville
parent 1d4fd8d78f
commit 1ed9baf0f1
6 changed files with 41 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/brcm80211/brcmfmac/dhd.h
View File

@ -735,6 +735,9 @@ extern int brcmf_c_host_event(struct brcmf_pub *drvr, int *idx,
void *pktdata, struct brcmf_event_msg *,
void **data_ptr);
extern int brcmf_net_attach(struct brcmf_if *ifp);
extern struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
char *name, u8 *mac_addr);
extern void brcmf_del_if(struct brcmf_pub *drvr, int ifidx);
extern void brcmf_c_pktfilter_offload_set(struct brcmf_pub *drvr, char *arg);

3
drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
View File

@ -111,9 +111,6 @@ extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp,
extern int brcmf_bus_start(struct device *dev);
extern int brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
char *name, u8 *mac_addr);
#ifdef CONFIG_BRCMFMAC_SDIO
extern void brcmf_sdio_exit(void);
extern void brcmf_sdio_init(void);

17
drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
View File

@ -444,6 +444,7 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata,
/* check whether packet is a BRCM event pkt */
struct brcmf_event *pvt_data = (struct brcmf_event *) pktdata;
struct brcmf_if_event *ifevent;
struct brcmf_if *ifp;
char *event_data;
u32 type, status;
u16 flags;
@ -479,13 +480,17 @@ brcmf_c_host_event(struct brcmf_pub *drvr, int *ifidx, void *pktdata,
brcmf_dbg(TRACE, "if event\n");
if (ifevent->ifidx > 0 && ifevent->ifidx < BRCMF_MAX_IFS) {
if (ifevent->action == BRCMF_E_IF_ADD)
brcmf_add_if(drvr->dev,
ifevent->ifidx, ifevent->bssidx,
event->ifname,
pvt_data->eth.h_dest);
else
if (ifevent->action == BRCMF_E_IF_ADD) {
ifp = brcmf_add_if(drvr->dev, ifevent->ifidx,
ifevent->bssidx,
event->ifname,
pvt_data->eth.h_dest);
if (IS_ERR(ifp))
return PTR_ERR(ifp);
brcmf_net_attach(ifp);
} else {
brcmf_del_if(drvr, ifevent->ifidx);
}
} else {
brcmf_dbg(ERROR, "Invalid ifidx %d for %s\n",
ifevent->ifidx, event->ifname);

51
drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
View File

@ -779,7 +779,7 @@ static const struct net_device_ops brcmf_netdev_ops_pri = {
.ndo_set_rx_mode = brcmf_netdev_set_multicast_list
};
static int brcmf_net_attach(struct brcmf_if *ifp)
int brcmf_net_attach(struct brcmf_if *ifp)
{
struct brcmf_pub *drvr = ifp->drvr;
struct net_device *ndev;
@ -813,15 +813,6 @@ static int brcmf_net_attach(struct brcmf_if *ifp)
memcpy(ndev->dev_addr, temp_addr, ETH_ALEN);
/* attach to cfg80211 for primary interface */
if (!ifp->idx) {
drvr->config = brcmf_cfg80211_attach(ndev, drvr->dev, drvr);
if (drvr->config == NULL) {
brcmf_dbg(ERROR, "wl_cfg80211_attach failed\n");
goto fail;
}
}
if (register_netdev(ndev) != 0) {
brcmf_dbg(ERROR, "couldn't register the net device\n");
goto fail;
@ -833,12 +824,12 @@ static int brcmf_net_attach(struct brcmf_if *ifp)
fail:
ndev->netdev_ops = NULL;
free_netdev(ndev);
return -EBADE;
}
int
brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
char *name, u8 *mac_addr)
struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
char *name, u8 *mac_addr)
{
struct brcmf_if *ifp;
struct net_device *ndev;
@ -865,7 +856,7 @@ brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
ndev = alloc_netdev(sizeof(struct brcmf_if), name, ether_setup);
if (!ndev) {
brcmf_dbg(ERROR, "OOM - alloc_netdev\n");
return -ENOMEM;
return ERR_PTR(-ENOMEM);
}
ifp = netdev_priv(ndev);
@ -877,17 +868,10 @@ brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
if (mac_addr != NULL)
memcpy(&ifp->mac_addr, mac_addr, ETH_ALEN);
if (brcmf_net_attach(ifp)) {
brcmf_dbg(ERROR, "brcmf_net_attach failed");
free_netdev(ifp->ndev);
drvr->iflist[ifidx] = NULL;
return -EOPNOTSUPP;
}
brcmf_dbg(TRACE, " ==== pid:%x, net_device for if:%s created ===\n",
current->pid, ifp->ndev->name);
return 0;
return ifp;
}
void brcmf_del_if(struct brcmf_pub *drvr, int ifidx)
@ -970,6 +954,7 @@ int brcmf_bus_start(struct device *dev)
char iovbuf[BRCMF_EVENTING_MASK_LEN + 12];
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
struct brcmf_if *ifp;
brcmf_dbg(TRACE, "\n");
@ -1006,21 +991,31 @@ int brcmf_bus_start(struct device *dev)
setbit(drvr->eventmask, BRCMF_E_SCAN_COMPLETE);
setbit(drvr->eventmask, BRCMF_E_IF);
/* enable dongle roaming event */
drvr->pktfilter_count = 1;
/* Setup filter to allow only unicast */
drvr->pktfilter_count = 1;
drvr->pktfilter[0] = "100 0 0 0 0x01 0x00";
/* add primary networking interface */
ifp = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac);
if (IS_ERR(ifp))
return PTR_ERR(ifp);
/* Bus is ready, do any protocol initialization */
ret = brcmf_proto_init(drvr);
if (ret < 0)
return ret;
/* add primary networking interface */
ret = brcmf_add_if(dev, 0, 0, "wlan%d", drvr->mac);
if (ret < 0)
drvr->config = brcmf_cfg80211_attach(drvr);
if (drvr->config == NULL)
return -ENOMEM;
ret = brcmf_net_attach(ifp);
if (ret < 0) {
brcmf_dbg(ERROR, "brcmf_net_attach failed");
drvr->iflist[0] = NULL;
return ret;
}
/* signal bus ready */
bus_if->state = BRCMF_BUS_DATA;

6
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
View File

@ -4939,10 +4939,10 @@ static void wl_deinit_priv(struct brcmf_cfg80211_info *cfg)
brcmf_deinit_priv_mem(cfg);
}
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev,
struct device *busdev,
struct brcmf_pub *drvr)
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr)
{
struct net_device *ndev = drvr->iflist[0]->ndev;
struct device *busdev = drvr->dev;
struct wireless_dev *wdev;
struct brcmf_cfg80211_info *cfg;
s32 err = 0;

4
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h
View File

@ -500,9 +500,7 @@ brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg)
return &cfg->conn_info;
}
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct net_device *ndev,
struct device *busdev,
struct brcmf_pub *drvr);
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr);
void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
/* event handler from dongle */