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authorAbhijeet Kolekar <abhijeet.kolekar@intel.com>2009-02-18 15:54:30 -0800
committerJohn W. Linville <linville@tuxdriver.com>2009-02-27 14:52:46 -0500
commited3b932e014eb54e8d9b0d7b9d8861f653185d04 (patch)
tree714016ccd78b13914e136028cb89f2af47aaa1e9
parent261b9c33987ca80bf6217848c3c113d2a4d313d0 (diff)
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>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c37
1 files changed, 7 insertions, 30 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 5c0e0a48e6b..0de768755f9 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -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);