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path: root/drivers/net/wireless/iwlwifi/iwl-core.h
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index d79912ba6a2..9d464ec99dd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -410,6 +410,14 @@ int iwl_send_card_state(struct iwl_priv *priv, u32 flags,
*****************************************************/
void iwl_disable_interrupts(struct iwl_priv *priv);
void iwl_enable_interrupts(struct iwl_priv *priv);
+static inline u16 iwl_pcie_link_ctl(struct iwl_priv *priv)
+{
+ int pos;
+ u16 pci_lnk_ctl;
+ pos = pci_find_capability(priv->pci_dev, PCI_CAP_ID_EXP);
+ pci_read_config_word(priv->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
+ return pci_lnk_ctl;
+}
/*****************************************************
* Error Handling Debugging