diff options
Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c')
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c index 7497fb16076e..ce2e40b29b4f 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c @@ -77,8 +77,8 @@ static ssize_t devinfo_read_file(struct file *file, char __user *userbuf, down(&big_buffer_sem); - bcm43xx_lock_mmio(bcm, flags); - if (!bcm->initialized) { + bcm43xx_lock_irqsafe(bcm, flags); + if (bcm43xx_status(bcm) != BCM43xx_STAT_INITIALIZED) { fappend("Board not initialized.\n"); goto out; } @@ -121,7 +121,7 @@ static ssize_t devinfo_read_file(struct file *file, char __user *userbuf, fappend("\n"); out: - bcm43xx_unlock_mmio(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); up(&big_buffer_sem); return res; @@ -159,8 +159,8 @@ static ssize_t spromdump_read_file(struct file *file, char __user *userbuf, unsigned long flags; down(&big_buffer_sem); - bcm43xx_lock_mmio(bcm, flags); - if (!bcm->initialized) { + bcm43xx_lock_irqsafe(bcm, flags); + if (bcm43xx_status(bcm) != BCM43xx_STAT_INITIALIZED) { fappend("Board not initialized.\n"); goto out; } @@ -169,7 +169,7 @@ static ssize_t spromdump_read_file(struct file *file, char __user *userbuf, fappend("boardflags: 0x%04x\n", bcm->sprom.boardflags); out: - bcm43xx_unlock_mmio(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); up(&big_buffer_sem); return res; @@ -188,8 +188,8 @@ static ssize_t tsf_read_file(struct file *file, char __user *userbuf, u64 tsf; down(&big_buffer_sem); - bcm43xx_lock_mmio(bcm, flags); - if (!bcm->initialized) { + bcm43xx_lock_irqsafe(bcm, flags); + if (bcm43xx_status(bcm) != BCM43xx_STAT_INITIALIZED) { fappend("Board not initialized.\n"); goto out; } @@ -199,7 +199,7 @@ static ssize_t tsf_read_file(struct file *file, char __user *userbuf, (unsigned int)(tsf & 0xFFFFFFFFULL)); out: - bcm43xx_unlock_mmio(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); up(&big_buffer_sem); return res; @@ -221,8 +221,8 @@ static ssize_t tsf_write_file(struct file *file, const char __user *user_buf, res = -EFAULT; goto out_up; } - bcm43xx_lock_mmio(bcm, flags); - if (!bcm->initialized) { + bcm43xx_lock_irqsafe(bcm, flags); + if (bcm43xx_status(bcm) != BCM43xx_STAT_INITIALIZED) { printk(KERN_INFO PFX "debugfs: Board not initialized.\n"); res = -EFAULT; goto out_unlock; @@ -233,10 +233,11 @@ static ssize_t tsf_write_file(struct file *file, const char __user *user_buf, goto out_unlock; } bcm43xx_tsf_write(bcm, tsf); + mmiowb(); res = buf_size; out_unlock: - bcm43xx_unlock_mmio(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); out_up: up(&big_buffer_sem); return res; @@ -257,7 +258,7 @@ static ssize_t txstat_read_file(struct file *file, char __user *userbuf, int i, cnt, j = 0; down(&big_buffer_sem); - bcm43xx_lock(bcm, flags); + bcm43xx_lock_irqsafe(bcm, flags); fappend("Last %d logged xmitstatus blobs (Latest first):\n\n", BCM43xx_NR_LOGGED_XMITSTATUS); @@ -293,14 +294,14 @@ static ssize_t txstat_read_file(struct file *file, char __user *userbuf, i = BCM43xx_NR_LOGGED_XMITSTATUS - 1; } - bcm43xx_unlock(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - bcm43xx_lock(bcm, flags); + bcm43xx_lock_irqsafe(bcm, flags); if (*ppos == pos) { /* Done. Drop the copied data. */ e->xmitstatus_printing = 0; } - bcm43xx_unlock(bcm, flags); + bcm43xx_unlock_irqsafe(bcm, flags); up(&big_buffer_sem); return res; } |