iwlwifi: Add debugfs to iwl core

This patch adds debugfs support to iwl core
currently only iwl4965 is supported

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 11 insertions, 3 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 4f6ed6942065..396940e701e5 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -8690,6 +8690,11 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
                 goto out_release_irq;
         }
 
+        err = iwl_dbgfs_register(priv, DRV_NAME);
+        if (err) {
+                IWL_ERROR("failed to create debugfs files\n");
+                goto out_remove_sysfs;
+        }
         /* nic init */
         iwl4965_set_bit(priv, CSR_GIO_CHICKEN_BITS,
                     CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER);
@@ -8700,13 +8705,13 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
                           CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
         if (err < 0) {
                 IWL_DEBUG_INFO("Failed to init the card\n");
-                goto out_remove_sysfs;
+                goto out_remove_dbgfs;
         }
         /* Read the EEPROM */
         err = iwl_eeprom_init(priv);
         if (err) {
                 IWL_ERROR("Unable to init EEPROM\n");
-                goto out_remove_sysfs;
+                goto out_remove_dbgfs;
         }
         /* MAC Address location in EEPROM same for 3945/4965 */
         iwl_eeprom_get_mac(priv, priv->mac_addr);
@@ -8716,7 +8721,7 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
         err = iwl4965_init_channel_map(priv);
         if (err) {
                 IWL_ERROR("initializing regulatory failed: %d\n", err);
-                goto out_remove_sysfs;
+                goto out_remove_dbgfs;
         }
 
         err = iwl4965_init_geos(priv);
@@ -8743,6 +8748,8 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
         iwl4965_free_geos(priv);
  out_free_channel_map:
         iwl4965_free_channel_map(priv);
+ out_remove_dbgfs:
+        iwl_dbgfs_unregister(priv);
  out_remove_sysfs:
         sysfs_remove_group(&pdev->dev.kobj, &iwl4965_attribute_group);
 
@@ -8787,6 +8794,7 @@ static void iwl4965_pci_remove(struct pci_dev *pdev)
                 }
         }
 
+        iwl_dbgfs_unregister(priv);
         sysfs_remove_group(&pdev->dev.kobj, &iwl4965_attribute_group);
 
         iwl4965_dealloc_ucode_pci(priv);