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iwlwifi: move irq to PCIe

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Even if the variable might also be used by other
transports, there's no need for anything outside
of the transport itself to access it, so move it
into the private area.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2012-03-06 13:31:01 -08:00 committed by John W. Linville
parent 13df1aab4a
commit 7559553660
3 changed files with 8 additions and 8 deletions
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2
drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h
View file

@ -231,6 +231,7 @@ struct iwl_tx_queue {
* @rxq: all the RX queue data
* @rx_replenish: work that will be called when buffers need to be allocated
* @trans: pointer to the generic transport area
* @irq - the irq number for the device
* @irq_requested: true when the irq has been requested
* @scd_base_addr: scheduler sram base address in SRAM
* @scd_bc_tbls: pointer to the byte count table of the scheduler
@ -262,6 +263,7 @@ struct iwl_trans_pcie {
struct tasklet_struct irq_tasklet;
struct isr_statistics isr_stats;
unsigned int irq;
spinlock_t irq_lock;
u32 inta_mask;
u32 scd_base_addr;

12
drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
View file

@ -1294,7 +1294,7 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
/* wait to make sure we flush pending tasklet*/
synchronize_irq(trans->irq);
synchronize_irq(trans_pcie->irq);
tasklet_kill(&trans_pcie->irq_tasklet);
cancel_work_sync(&trans_pcie->rx_replenish);
@ -1513,11 +1513,11 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
iwl_alloc_isr_ict(trans);
err = request_irq(trans->irq, iwl_isr_ict, IRQF_SHARED,
err = request_irq(trans_pcie->irq, iwl_isr_ict, IRQF_SHARED,
DRV_NAME, trans);
if (err) {
IWL_ERR(trans, "Error allocating IRQ %d\n",
trans->irq);
trans_pcie->irq);
goto error;
}
@ -1540,7 +1540,7 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
return err;
err_free_irq:
free_irq(trans->irq, trans);
free_irq(trans_pcie->irq, trans);
error:
iwl_free_isr_ict(trans);
tasklet_kill(&trans_pcie->irq_tasklet);
@ -1629,7 +1629,7 @@ static void iwl_trans_pcie_free(struct iwl_trans *trans)
iwl_trans_pcie_rx_free(trans);
#endif
if (trans_pcie->irq_requested == true) {
free_irq(trans->irq, trans);
free_irq(trans_pcie->irq, trans);
iwl_free_isr_ict(trans);
}
@ -2318,7 +2318,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
"pci_enable_msi failed(0X%x)", err);
trans->dev = &pdev->dev;
trans->irq = pdev->irq;
trans_pcie->irq = pdev->irq;
trans_pcie->pci_dev = pdev;
trans->hw_rev = iwl_read32(trans, CSR_HW_REV);
trans->hw_id = (pdev->device << 16) + pdev->subsystem_device;

2
drivers/net/wireless/iwlwifi/iwl-trans.h
View file

@ -334,7 +334,6 @@ enum iwl_trans_state {
* @shrd - pointer to iwl_shared which holds shared data from the upper layer
* @reg_lock - protect hw register access
* @dev - pointer to struct device * that represents the device
* @irq - the irq number for the device
* @hw_id: a u32 with the ID of the device / subdevice.
* Set during transport allocation.
* @hw_id_str: a string with info about HW ID. Set during transport allocation.
@ -349,7 +348,6 @@ struct iwl_trans {
spinlock_t reg_lock;
struct device *dev;
unsigned int irq;
u32 hw_rev;
u32 hw_id;
char hw_id_str[52];