2 files changed, 26 insertions, 4 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index c01ea48da5fe..36bafeb353ce 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -4042,7 +4042,19 @@ static int iwl_pci_suspend(struct pci_dev *pdev, pm_message_t state)
                 priv->is_open = 1;
         }
 
-        pci_save_state(pdev);
+        /* pci driver assumes state will be saved in this function.
+         * pci state is saved and device disabled when interface is
+         * stopped, so at this time pci device will always be disabled -
+         * whether interface was started or not. saving pci state now will
+         * cause saved state be that of a disabled device, which will cause
+         * problems during resume in that we will end up with a disabled device.
+         *
+         * indicate that the current saved state (from when interface was
+         * stopped) is valid. if interface was never up at time of suspend
+         * then the saved state will still be valid as it was saved during
+         * .probe. */
+        pdev->state_saved = true;
+
         pci_set_power_state(pdev, PCI_D3hot);
 
         return 0;
@@ -4053,7 +4065,6 @@ static int iwl_pci_resume(struct pci_dev *pdev)
         struct iwl_priv *priv = pci_get_drvdata(pdev);
 
         pci_set_power_state(pdev, PCI_D0);
-        pci_restore_state(pdev);
 
         if (priv->is_open)
                 iwl_mac_start(priv->hw);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 5b44d322b99f..93be74a1f139 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -8143,7 +8143,19 @@ static int iwl3945_pci_suspend(struct pci_dev *pdev, pm_message_t state)
                 priv->is_open = 1;
         }
 
-        pci_save_state(pdev);
+        /* pci driver assumes state will be saved in this function.
+         * pci state is saved and device disabled when interface is
+         * stopped, so at this time pci device will always be disabled -
+         * whether interface was started or not. saving pci state now will
+         * cause saved state be that of a disabled device, which will cause
+         * problems during resume in that we will end up with a disabled device.
+         *
+         * indicate that the current saved state (from when interface was
+         * stopped) is valid. if interface was never up at time of suspend
+         * then the saved state will still be valid as it was saved during
+         * .probe. */
+        pdev->state_saved = true;
+
         pci_set_power_state(pdev, PCI_D3hot);
 
         return 0;
@@ -8154,7 +8166,6 @@ static int iwl3945_pci_resume(struct pci_dev *pdev)
         struct iwl3945_priv *priv = pci_get_drvdata(pdev);
 
         pci_set_power_state(pdev, PCI_D0);
-        pci_restore_state(pdev);
 
         if (priv->is_open)
                 iwl3945_mac_start(priv->hw);