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>
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 @@
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 @@
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 @@
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 @@
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;
}