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iwl3945: remove duplicate interrupt code 

Patch removes duplicate code to enable and disable interrupt.
iwl3945 now uses iwlwifi's functions.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Acked-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Abhijeet Kolekar 2009-02-18 15:54:30 -08:00 коммит произвёл John W. Linville
Родитель 261b9c3398
Коммит ed3b932e01
1 изменённых файлов: 7 добавлений и 30 удалений
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37
drivers/net/wireless/iwlwifi/iwl3945-base.c
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@ -1982,14 +1982,6 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
iwl3945_rx_queue_restock(priv);
}
static void iwl3945_enable_interrupts(struct iwl_priv *priv)
{
IWL_DEBUG_ISR(priv, "Enabling interrupts\n");
set_bit(STATUS_INT_ENABLED, &priv->status);
iwl_write32(priv, CSR_INT_MASK, CSR_INI_SET_MASK);
}
/* call this function to flush any scheduled tasklet */
static inline void iwl_synchronize_irq(struct iwl_priv *priv)
{
@ -1998,21 +1990,6 @@ static inline void iwl_synchronize_irq(struct iwl_priv *priv)
tasklet_kill(&priv->irq_tasklet);
}
static inline void iwl3945_disable_interrupts(struct iwl_priv *priv)
{
clear_bit(STATUS_INT_ENABLED, &priv->status);
/* disable interrupts from uCode/NIC to host */
iwl_write32(priv, CSR_INT_MASK, 0x00000000);
/* acknowledge/clear/reset any interrupts still pending
* from uCode or flow handler (Rx/Tx DMA) */
iwl_write32(priv, CSR_INT, 0xffffffff);
iwl_write32(priv, CSR_FH_INT_STATUS, 0xffffffff);
IWL_DEBUG_ISR(priv, "Disabled interrupts\n");
}
static const char *desc_lookup(int i)
{
switch (i) {
@ -2254,7 +2231,7 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv)
IWL_ERR(priv, "Microcode HW error detected. Restarting.\n");
/* Tell the device to stop sending interrupts */
iwl3945_disable_interrupts(priv);
iwl_disable_interrupts(priv);
iwl_irq_handle_error(priv);
@ -2334,7 +2311,7 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv)
/* Re-enable all interrupts */
/* only Re-enable if disabled by irq */
if (test_bit(STATUS_INT_ENABLED, &priv->status))
iwl3945_enable_interrupts(priv);
iwl_enable_interrupts(priv);
#ifdef CONFIG_IWLWIFI_DEBUG
if (priv->debug_level & (IWL_DL_ISR)) {
@ -2400,7 +2377,7 @@ unplugged:
/* re-enable interrupts here since we don't have anything to service. */
/* only Re-enable if disabled by irq */
if (test_bit(STATUS_INT_ENABLED, &priv->status))
iwl3945_enable_interrupts(priv);
iwl_enable_interrupts(priv);
spin_unlock(&priv->lock);
return IRQ_NONE;
}
@ -3174,7 +3151,7 @@ static void __iwl3945_down(struct iwl_priv *priv)
/* tell the device to stop sending interrupts */
spin_lock_irqsave(&priv->lock, flags);
iwl3945_disable_interrupts(priv);
iwl_disable_interrupts(priv);
spin_unlock_irqrestore(&priv->lock, flags);
iwl_synchronize_irq(priv);
@ -3304,7 +3281,7 @@ static int __iwl3945_up(struct iwl_priv *priv)
/* clear (again), then enable host interrupts */
iwl_write32(priv, CSR_INT, 0xFFFFFFFF);
iwl3945_enable_interrupts(priv);
iwl_enable_interrupts(priv);
/* really make sure rfkill handshake bits are cleared */
iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_SW_BIT_RFKILL);
@ -5253,7 +5230,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
* ********************/
spin_lock_irqsave(&priv->lock, flags);
iwl3945_disable_interrupts(priv);
iwl_disable_interrupts(priv);
spin_unlock_irqrestore(&priv->lock, flags);
pci_enable_msi(priv->pci_dev);
@ -5348,7 +5325,7 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
* tasklet for the driver
*/
spin_lock_irqsave(&priv->lock, flags);
iwl3945_disable_interrupts(priv);
iwl_disable_interrupts(priv);
spin_unlock_irqrestore(&priv->lock, flags);
iwl_synchronize_irq(priv);