From: Gregory Greenman <gregory.greenman@xxxxxxxxx>
This patch calls apm stop on exit and suspend and sets STATUS_EXIT_PENDING
accordingly. Without this patch hardware consumes power even after driver
is removed or suspended.
Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx>
Signed-off-by: Mohamed Abbas <mohamed.abbas@xxxxxxxxx>
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
Signed-off-by: Zhu Yi <yi.zhu@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-agn.c | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 4986137..b1cefb5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2189,7 +2189,10 @@ static void __iwl4965_down(struct iwl_priv *priv)
udelay(5);
/* FIXME: apm_ops.suspend(priv) */
- priv->cfg->ops->lib->apm_ops.reset(priv);
+ if (exit_pending || test_bit(STATUS_IN_SUSPEND, &priv->status))
+ priv->cfg->ops->lib->apm_ops.stop(priv);
+ else
+ priv->cfg->ops->lib->apm_ops.reset(priv);
priv->cfg->ops->lib->free_shared_mem(priv);
exit:
@@ -4371,15 +4374,18 @@ static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
iwl_dbgfs_unregister(priv);
sysfs_remove_group(&pdev->dev.kobj, &iwl4965_attribute_group);
+ /* ieee80211_unregister_hw call wil cause iwl4965_mac_stop to
+ * to be called and iwl4965_down since we are removing the device
+ * we need to set STATUS_EXIT_PENDING bit.
+ */
+ set_bit(STATUS_EXIT_PENDING, &priv->status);
if (priv->mac80211_registered) {
ieee80211_unregister_hw(priv->hw);
priv->mac80211_registered = 0;
+ } else {
+ iwl4965_down(priv);
}
- set_bit(STATUS_EXIT_PENDING, &priv->status);
-
- iwl4965_down(priv);
-
/* make sure we flush any pending irq or
* tasklet for the driver
*/
--
1.5.3.6
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
