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rtl8192e: Replace semaphore rf_sem with mutex

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The semaphore 'rf_sem' in the rtl8192e is a simple mutex, so it should
be written as one. Semaphores are going away in the future.

Signed-off-by: Binoy Jayan <binoy.jayan@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Binoy Jayan 2016-06-01 14:56:54 +05:30 committed by Greg Kroah-Hartman
parent 3044975fed
commit 5333496cb0
3 changed files with 4 additions and 4 deletions
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4
drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c
View File

@ -256,7 +256,7 @@ u32 rtl92e_get_rf_reg(struct net_device *dev, enum rf90_radio_path eRFPath,
return 0;
if (priv->rtllib->eRFPowerState != eRfOn && !priv->being_init_adapter)
return 0;
down(&priv->rf_sem);
mutex_lock(&priv->rf_mutex);
if (priv->Rf_Mode == RF_OP_By_FW) {
Original_Value = _rtl92e_phy_rf_fw_read(dev, eRFPath, RegAddr);
udelay(200);
@ -265,7 +265,7 @@ u32 rtl92e_get_rf_reg(struct net_device *dev, enum rf90_radio_path eRFPath,
}
BitShift = _rtl92e_calculate_bit_shift(BitMask);
Readback_Value = (Original_Value & BitMask) >> BitShift;
up(&priv->rf_sem);
mutex_unlock(&priv->rf_mutex);
return Readback_Value;
}

2
drivers/staging/rtl8192e/rtl8192e/rtl_core.c
View File

@ -994,7 +994,7 @@ static void _rtl92e_init_priv_lock(struct r8192_priv *priv)
spin_lock_init(&priv->rf_ps_lock);
spin_lock_init(&priv->ps_lock);
mutex_init(&priv->wx_mutex);
sema_init(&priv->rf_sem, 1);
mutex_init(&priv->rf_mutex);
mutex_init(&priv->mutex);
}

2
drivers/staging/rtl8192e/rtl8192e/rtl_core.h
View File

@ -376,7 +376,7 @@ struct r8192_priv {
struct tasklet_struct irq_prepare_beacon_tasklet;
struct mutex wx_mutex;
struct semaphore rf_sem;
struct mutex rf_mutex;
struct mutex mutex;
struct rt_stats stats;