diff options
| author | Michael Buesch <mb@bu3sch.de> | 2009-09-04 22:57:26 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-09-08 16:31:08 -0400 |
| commit | 69eddc8a37a33479205ac3a3d8575fad1466da90 (patch) | |
| tree | 6e8f903b3d04d3a9ce85ab10e8f5a767224039c9 /drivers/net/wireless/b43/debugfs.c | |
| parent | 77ca07ffe1797a0f2f41aa4997c9a5ae433a0be8 (diff) | |
| download | kernel_samsung_smdk4412-69eddc8a37a33479205ac3a3d8575fad1466da90.zip kernel_samsung_smdk4412-69eddc8a37a33479205ac3a3d8575fad1466da90.tar.gz kernel_samsung_smdk4412-69eddc8a37a33479205ac3a3d8575fad1466da90.tar.bz2 | |
b43: remove SHM spinlock
This removes the SHM spinlock.
SHM is protected by wl->mutex.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Tested-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/b43/debugfs.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/net/wireless/b43/debugfs.c b/drivers/net/wireless/b43/debugfs.c index bf23a3a..8f64943 100644 --- a/drivers/net/wireless/b43/debugfs.c +++ b/drivers/net/wireless/b43/debugfs.c @@ -125,7 +125,6 @@ static int shm16write__write_file(struct b43_wldev *dev, unsigned int routing, addr, mask, set; u16 val; int res; - unsigned long flags; res = sscanf(buf, "0x%X 0x%X 0x%X 0x%X", &routing, &addr, &mask, &set); @@ -142,15 +141,13 @@ static int shm16write__write_file(struct b43_wldev *dev, if ((mask > 0xFFFF) || (set > 0xFFFF)) return -E2BIG; - spin_lock_irqsave(&dev->wl->shm_lock, flags); if (mask == 0) val = 0; else - val = __b43_shm_read16(dev, routing, addr); + val = b43_shm_read16(dev, routing, addr); val &= mask; val |= set; - __b43_shm_write16(dev, routing, addr, val); - spin_unlock_irqrestore(&dev->wl->shm_lock, flags); + b43_shm_write16(dev, routing, addr, val); return 0; } @@ -204,7 +201,6 @@ static int shm32write__write_file(struct b43_wldev *dev, unsigned int routing, addr, mask, set; u32 val; int res; - unsigned long flags; res = sscanf(buf, "0x%X 0x%X 0x%X 0x%X", &routing, &addr, &mask, &set); @@ -221,15 +217,13 @@ static int shm32write__write_file(struct b43_wldev *dev, if ((mask > 0xFFFFFFFF) || (set > 0xFFFFFFFF)) return -E2BIG; - spin_lock_irqsave(&dev->wl->shm_lock, flags); if (mask == 0) val = 0; else - val = __b43_shm_read32(dev, routing, addr); + val = b43_shm_read32(dev, routing, addr); val &= mask; val |= set; - __b43_shm_write32(dev, routing, addr, val); - spin_unlock_irqrestore(&dev->wl->shm_lock, flags); + b43_shm_write32(dev, routing, addr, val); return 0; } |