diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index cb6db4525dc3..d2df4945ca6a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -905,22 +905,18 @@ u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, u16 tx_rate, u8 flags) static int iwl3945_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src) { - int rc; + int ret; unsigned long flags; spin_lock_irqsave(&priv->lock, flags); - rc = iwl_grab_nic_access(priv); - if (rc) { + ret = iwl_grab_nic_access(priv); + if (ret) { spin_unlock_irqrestore(&priv->lock, flags); - return rc; + return ret; } if (src == IWL_PWR_SRC_VAUX) { - u32 val; - - rc = pci_read_config_dword(priv->pci_dev, - PCI_POWER_SOURCE, &val); - if (val & PCI_CFG_PMC_PME_FROM_D3COLD_SUPPORT) { + if (pci_pme_capable(priv->pci_dev, PCI_D3cold)) { iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG, APMG_PS_CTRL_VAL_PWR_SRC_VAUX, ~APMG_PS_CTRL_MSK_PWR_SRC); @@ -929,8 +925,9 @@ static int iwl3945_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src) iwl_poll_bit(priv, CSR_GPIO_IN, CSR_GPIO_IN_VAL_VAUX_PWR_SRC, CSR_GPIO_IN_BIT_AUX_POWER, 5000); - } else + } else { iwl_release_nic_access(priv); + } } else { iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG, APMG_PS_CTRL_VAL_PWR_SRC_VMAIN, @@ -942,7 +939,7 @@ static int iwl3945_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src) } spin_unlock_irqrestore(&priv->lock, flags); - return rc; + return ret; } static int iwl3945_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq) |