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yaml
---
r: 259810
b: refs/heads/master
c: b7adfa7
h: refs/heads/master
v: v3
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Franky Lin authored and Greg Kroah-Hartman committed Jul 5, 2011
1 parent 12db210 commit 577ad9c
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Showing 4 changed files with 25 additions and 26 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ad3a7c4933ff67811d8ce4102d4d20292524bfb6
refs/heads/master: b7adfa7608163a5eea78df36e149d1f118b55362
3 changes: 0 additions & 3 deletions trunk/drivers/staging/brcm80211/brcmfmac/dhd.h
Original file line number Diff line number Diff line change
Expand Up @@ -963,9 +963,6 @@ extern int brcmf_sendpkt(dhd_pub_t *dhdp, int ifidx, struct sk_buff *pkt);
extern int brcmf_bus_devreset(dhd_pub_t *dhdp, u8 flag);
extern int brcmf_bus_start(dhd_pub_t *dhdp);

extern void brcmf_wait_for_event(dhd_pub_t *dhd, bool * lockvar);
extern void brcmf_wait_event_wakeup(dhd_pub_t *dhd);

extern void brcmf_c_pktfilter_offload_set(dhd_pub_t *dhd, char *arg);
extern void brcmf_c_pktfilter_offload_enable(dhd_pub_t *dhd, char *arg,
int enable, int master_mode);
Expand Down
20 changes: 0 additions & 20 deletions trunk/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
Original file line number Diff line number Diff line change
Expand Up @@ -100,7 +100,6 @@ typedef struct dhd_info {
bool set_multicast;
bool set_macaddress;
u8 macvalue[ETH_ALEN];
wait_queue_head_t ctrl_wait;
atomic_t pend_8021x_cnt;

#ifdef CONFIG_HAS_EARLYSUSPEND
Expand Down Expand Up @@ -1641,7 +1640,6 @@ dhd_pub_t *brcmf_attach(struct dhd_bus *bus, uint bus_hdrlen)
sema_init(&dhd->proto_sem, 1);
/* Initialize other structure content */
init_waitqueue_head(&dhd->ioctl_resp_wait);
init_waitqueue_head(&dhd->ctrl_wait);

/* Initialize the spinlocks */
spin_lock_init(&dhd->sdlock);
Expand Down Expand Up @@ -2255,24 +2253,6 @@ static int brcmf_host_event(dhd_info_t *dhd, int *ifidx, void *pktdata,
return bcmerror;
}

void brcmf_wait_for_event(dhd_pub_t *dhd, bool *lockvar)
{
struct dhd_info *dhdinfo = dhd->info;
brcmf_os_sdunlock(dhd);
wait_event_interruptible_timeout(dhdinfo->ctrl_wait,
(*lockvar == false), HZ * 2);
brcmf_os_sdlock(dhd);
return;
}

void brcmf_wait_event_wakeup(dhd_pub_t *dhd)
{
struct dhd_info *dhdinfo = dhd->info;
if (waitqueue_active(&dhdinfo->ctrl_wait))
wake_up_interruptible(&dhdinfo->ctrl_wait);
return;
}

int brcmf_netdev_reset(struct net_device *dev, u8 flag)
{
dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev);
Expand Down
26 changes: 24 additions & 2 deletions trunk/drivers/staging/brcm80211/brcmfmac/dhd_sdio.c
Original file line number Diff line number Diff line change
Expand Up @@ -586,6 +586,7 @@ typedef struct dhd_bus {
bool ctrl_frame_stat;

spinlock_t txqlock;
wait_queue_head_t ctrl_wait;
} dhd_bus_t;

typedef volatile struct _sbconfig {
Expand Down Expand Up @@ -777,6 +778,8 @@ static void brcmf_sdbrcm_chip_resetcore(struct brcmf_sdio *sdh, u32 corebase);
static void brcmf_sdbrcm_sdiod_drive_strength_init(struct dhd_bus *bus,
u32 drivestrength);
static void brcmf_sdbrcm_chip_detach(struct dhd_bus *bus);
static void brcmf_sdbrcm_wait_for_event(dhd_pub_t *dhd, bool *lockvar);
static void brcmf_sdbrcm_wait_event_wakeup(dhd_bus_t *bus);

/* Packet free applicable unconditionally for sdio and sdspi.
* Conditional if bufpool was present for gspi bus.
Expand Down Expand Up @@ -1501,7 +1504,7 @@ brcmf_sdbrcm_bus_txctl(struct dhd_bus *bus, unsigned char *msg, uint msglen)
bus->ctrl_frame_buf = frame;
bus->ctrl_frame_len = len;

brcmf_wait_for_event(bus->dhd, &bus->ctrl_frame_stat);
brcmf_sdbrcm_wait_for_event(bus->dhd, &bus->ctrl_frame_stat);

if (bus->ctrl_frame_stat == false) {
DHD_INFO(("%s: ctrl_frame_stat == false\n", __func__));
Expand Down Expand Up @@ -4577,7 +4580,7 @@ bool brcmf_sdbrcm_dpc(dhd_bus_t *bus)

DHD_INFO(("Return_dpc value is : %d\n", ret));
bus->ctrl_frame_stat = false;
brcmf_wait_event_wakeup(bus->dhd);
brcmf_sdbrcm_wait_event_wakeup(bus);
}
/* Send queued frames (limit 1 if rx may still be pending) */
else if ((bus->clkstate == CLK_AVAIL) && !bus->fcstate &&
Expand Down Expand Up @@ -5213,6 +5216,7 @@ static void *brcmf_sdbrcm_probe(u16 venid, u16 devid, u16 bus_no,
}

spin_lock_init(&bus->txqlock);
init_waitqueue_head(&bus->ctrl_wait);

/* Attach to the dhd/OS/network interface */
bus->dhd = brcmf_attach(bus, SDPCM_RESERVE);
Expand Down Expand Up @@ -6317,3 +6321,21 @@ brcmf_sdbrcm_chip_detach(struct dhd_bus *bus)
kfree(bus->ci);
bus->ci = NULL;
}

static void
brcmf_sdbrcm_wait_for_event(dhd_pub_t *dhd, bool *lockvar)
{
brcmf_os_sdunlock(dhd);
wait_event_interruptible_timeout(dhd->bus->ctrl_wait,
(*lockvar == false), HZ * 2);
brcmf_os_sdlock(dhd);
return;
}

static void
brcmf_sdbrcm_wait_event_wakeup(dhd_bus_t *bus)
{
if (waitqueue_active(&bus->ctrl_wait))
wake_up_interruptible(&bus->ctrl_wait);
return;
}

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