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iwlwifi: pcie: give a meaningful name to interrupt request

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Instead of passing DRV_NAME pass a string that
represents the reason for the interrupt.

Signed-off-by: Sharon Dvir <sharon.dvir@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Sharon Dvir 2016-08-17 15:35:09 +03:00 committed by Luca Coelho
parent 65e254821c
commit 64fa3aff89
1 changed files with 28 additions and 1 deletions
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29
drivers/net/wireless/intel/iwlwifi/pcie/trans.c
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@ -1598,6 +1598,29 @@ static void iwl_pcie_irq_set_affinity(struct iwl_trans *trans)
}
}
static const char *queue_name(struct device *dev,
struct iwl_trans_pcie *trans_p, int i)
{
if (trans_p->shared_vec_mask) {
int vec = trans_p->shared_vec_mask &
IWL_SHARED_IRQ_FIRST_RSS ? 1 : 0;
if (i == 0)
return DRV_NAME ": shared IRQ";
return devm_kasprintf(dev, GFP_KERNEL,
DRV_NAME ": queue %d", i + vec);
}
if (i == 0)
return DRV_NAME ": default queue";
if (i == trans_p->alloc_vecs - 1)
return DRV_NAME ": exception";
return devm_kasprintf(dev, GFP_KERNEL,
DRV_NAME ": queue %d", i);
}
static int iwl_pcie_init_msix_handler(struct pci_dev *pdev,
struct iwl_trans_pcie *trans_pcie)
{
@ -1606,6 +1629,10 @@ static int iwl_pcie_init_msix_handler(struct pci_dev *pdev,
for (i = 0; i < trans_pcie->alloc_vecs; i++) {
int ret;
struct msix_entry *msix_entry;
const char *qname = queue_name(&pdev->dev, trans_pcie, i);
if (!qname)
return -ENOMEM;
msix_entry = &trans_pcie->msix_entries[i];
ret = devm_request_threaded_irq(&pdev->dev,
@ -1615,7 +1642,7 @@ static int iwl_pcie_init_msix_handler(struct pci_dev *pdev,
iwl_pcie_irq_msix_handler :
iwl_pcie_irq_rx_msix_handler,
IRQF_SHARED,
DRV_NAME,
qname,
msix_entry);
if (ret) {
IWL_ERR(trans_pcie->trans,