openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

brcm80211: fmac: move driver up status to struct brcmf_bus 

Driver up/down status to network interface need to be shared by
common layer and bus layer. Move it to bus interface structure
brcmf_bus as part of the fullmac bus interface refactoring.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Reviewed-by: Alwin Beukers <alwin@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Franky Lin 2011-12-16 18:37:04 -08:00 committed by John W. Linville
parent b01a6b3ca7
commit 3fb1d8d2da
3 changed files with 13 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/wireless/brcm80211/brcmfmac/dhd.h
View File

@ -577,6 +577,7 @@ struct brcmf_bus {
void *drvr; /* pointer to driver pub structure brcmf_pub */
enum brcmf_bus_state state;
uint maxctl; /* Max size rxctl request from proto to bus */
bool drvr_up; /* Status flag of driver up/down */
};
/* Forward decls for struct brcmf_pub (see below) */
@ -594,7 +595,6 @@ struct brcmf_pub {
struct device *dev; /* fullmac dongle device pointer */
/* Internal brcmf items */
bool up; /* Driver up/down (to OS) */
bool txoff; /* Transmit flow-controlled */
uint hdrlen; /* Total BRCMF header length (proto + bus) */
uint rxsz; /* Rx buffer size bus module should use */

18
drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
View File

@ -273,7 +273,7 @@ static void brcmf_netdev_set_multicast_list(struct net_device *ndev)
int brcmf_sendpkt(struct brcmf_pub *drvr, int ifidx, struct sk_buff *pktbuf)
{
/* Reject if down */
if (!drvr->up || (drvr->bus_if->state == BRCMF_BUS_DOWN))
if (!drvr->bus_if->drvr_up || (drvr->bus_if->state == BRCMF_BUS_DOWN))
return -ENODEV;
/* Update multicast statistic */
@ -303,10 +303,10 @@ static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
brcmf_dbg(TRACE, "Enter\n");
/* Reject if down */
if (!drvr->up ||
if (!drvr->bus_if->drvr_up ||
(drvr->bus_if->state == BRCMF_BUS_DOWN)) {
brcmf_dbg(ERROR, "xmit rejected pub.up=%d state=%d\n",
drvr->up,
brcmf_dbg(ERROR, "xmit rejected drvup=%d state=%d\n",
drvr->bus_if->drvr_up,
drvr->bus_if->state);
netif_stop_queue(ndev);
return -ENODEV;
@ -487,7 +487,7 @@ static struct net_device_stats *brcmf_netdev_get_stats(struct net_device *ndev)
brcmf_dbg(TRACE, "Enter\n");
if (drvr->up)
if (drvr->bus_if->drvr_up)
/* Use the protocol to get dongle stats */
brcmf_proto_dstats(drvr);
@ -633,7 +633,7 @@ static int brcmf_ethtool(struct brcmf_pub *drvr, void __user *uaddr)
}
/* otherwise, require dongle to be up */
else if (!drvr->up) {
else if (!drvr->bus_if->drvr_up) {
brcmf_dbg(ERROR, "dongle is not up\n");
return -ENODEV;
}
@ -785,11 +785,11 @@ static int brcmf_netdev_stop(struct net_device *ndev)
brcmf_dbg(TRACE, "Enter\n");
brcmf_cfg80211_down(drvr->config);
if (drvr->up == 0)
if (drvr->bus_if->drvr_up == 0)
return 0;
/* Set state and stop OS transmissions */
drvr->up = 0;
drvr->bus_if->drvr_up = 0;
netif_stop_queue(ndev);
return 0;
@ -826,7 +826,7 @@ static int brcmf_netdev_open(struct net_device *ndev)
}
/* Allow transmit calls */
netif_start_queue(ndev);
drvr->up = 1;
drvr->bus_if->drvr_up = 1;
if (brcmf_cfg80211_up(drvr->config)) {
brcmf_dbg(ERROR, "failed to bring up cfg80211\n");
return -1;

5
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
View File

@ -2295,7 +2295,8 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes)
}
/* Deflow-control stack if needed */
if (drvr->up && (drvr->bus_if->state == BRCMF_BUS_DATA) &&
if (drvr->bus_if->drvr_up &&
(drvr->bus_if->state == BRCMF_BUS_DATA) &&
drvr->txoff && (pktq_len(&bus->txq) < TXLOW))
brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF);
@ -2974,7 +2975,7 @@ static int brcmf_sdbrcm_downloadvars(struct brcmf_sdio *bus, void *arg, int len)
brcmf_dbg(TRACE, "Enter\n");
/* Basic sanity checks */
if (bus->drvr->up) {
if (bus->sdiodev->bus_if->drvr_up) {
bcmerror = -EISCONN;
goto err;
}