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authorStanislaw Gruszka <sgruszka@redhat.com>2012-12-20 14:31:53 +0100
committerJohn W. Linville <linville@tuxdriver.com>2013-01-07 21:16:53 +0100
commit07db8f8fe9889a2db44d7692e5514a41d20e32c6 (patch)
treef88e124a7fb0bb6f07cb6a32068efe26f6208720 /drivers/net/wireless/iwlegacy/3945-mac.c
parentiwlegacy: add flush callback (diff)
downloadlinux-07db8f8fe9889a2db44d7692e5514a41d20e32c6.tar.xz
linux-07db8f8fe9889a2db44d7692e5514a41d20e32c6.zip
iwlegacy: allow to enable PS
Power save support was removed from iwlegacy due to possible firmware crashes problems it cause. I use to plan first inspect code to find reason of problems, fix them and then allow to enable PS. But realistically - code inspection will not happen, so let's do it, and wait for eventual bug reports. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlegacy/3945-mac.c')
-rw-r--r--drivers/net/wireless/iwlegacy/3945-mac.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 962400a20161..3d76a3f595b7 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3549,7 +3549,8 @@ il3945_setup_mac(struct il_priv *il)
hw->vif_data_size = sizeof(struct il_vif_priv);
/* Tell mac80211 our characteristics */
- hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SPECTRUM_MGMT;
+ hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SPECTRUM_MGMT |
+ IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
@@ -3558,6 +3559,8 @@ il3945_setup_mac(struct il_priv *il)
WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS |
WIPHY_FLAG_IBSS_RSN;
+ hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+
hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX_3945;
/* we create the 802.11 header and a zero-length SSID element */
hw->wiphy->max_scan_ie_len = IL3945_MAX_PROBE_REQUEST - 24 - 2;