summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/iwlwifi/iwl4965-base.c
diff options
context:
space:
mode:
authorTomas Winkler <tomas.winkler@intel.com>2008-07-18 13:53:04 +0800
committerJohn W. Linville <linville@tuxdriver.com>2008-08-04 15:09:08 -0400
commite2e3c57b271d74ed8fd4d378f1517525ef7e5921 (patch)
tree84ab72fc99c5aa8251777e4a83fb4158188a02f7 /drivers/net/wireless/iwlwifi/iwl4965-base.c
parent4bf64efd26f5610cde4fb7846e2f37bd1f62d3a9 (diff)
iwlwifi: move iwl4965_set_pwr_src to iwl4965-base.c
This patch moves iwl4965_set_pwr_src to iwl4965-base.c. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl4965-base.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl4965-base.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 94ce026ba602..ac02342d2281 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -1262,6 +1262,37 @@ static void iwl4965_rx_card_state_notif(struct iwl_priv *priv,
wake_up_interruptible(&priv->wait_command_queue);
}
+int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src)
+{
+ int ret;
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->lock, flags);
+ ret = iwl_grab_nic_access(priv);
+ if (ret)
+ goto err;
+
+ if (src == IWL_PWR_SRC_VAUX) {
+ u32 val;
+ ret = pci_read_config_dword(priv->pci_dev, PCI_POWER_SOURCE,
+ &val);
+
+ if (val & PCI_CFG_PMC_PME_FROM_D3COLD_SUPPORT)
+ iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
+ APMG_PS_CTRL_VAL_PWR_SRC_VAUX,
+ ~APMG_PS_CTRL_MSK_PWR_SRC);
+ } else {
+ iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
+ APMG_PS_CTRL_VAL_PWR_SRC_VMAIN,
+ ~APMG_PS_CTRL_MSK_PWR_SRC);
+ }
+
+ iwl_release_nic_access(priv);
+err:
+ spin_unlock_irqrestore(&priv->lock, flags);
+ return ret;
+}
+
/**
* iwl4965_setup_rx_handlers - Initialize Rx handler callbacks
*