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authorGabor Juhos <juhosg@openwrt.org>2009-01-22 14:52:27 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-01-22 14:52:27 +0000
commita0c3da6d61efd0c39c4728f710e2037b2f60faff (patch)
treeef7465220fe9d7f4a3b9c48182cd104fb12241e3 /package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch
parentcfd684128b77f48e33030a8bd40a6073149f24ba (diff)
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mac80211: update compat-wireless to 2009-01-19
SVN-Revision: 14145
Diffstat (limited to 'package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch')
-rw-r--r--package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch69
1 files changed, 69 insertions, 0 deletions
diff --git a/package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch b/package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch
new file mode 100644
index 0000000..2b7dcc7
--- /dev/null
+++ b/package/mac80211/patches/309-rt2x00-Add-powersaving-support-rt2800usb.patch
@@ -0,0 +1,69 @@
+From fa9b7fc2e662e086a7c0e045e541f773bf34c555 Mon Sep 17 00:00:00 2001
+From: Ivo van Doorn <IvDoorn@gmail.com>
+Date: Sat, 10 Jan 2009 14:31:00 +0100
+Subject: [PATCH] rt2x00: Add powersaving support (rt2800usb)
+
+Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
+---
+ drivers/net/wireless/rt2x00/rt2800usb.c | 36 ++++++++++++++++++++++++++++++-
+ 1 files changed, 35 insertions(+), 1 deletions(-)
+
+--- a/drivers/net/wireless/rt2x00/rt2800usb.c
++++ b/drivers/net/wireless/rt2x00/rt2800usb.c
+@@ -860,6 +860,36 @@ static void rt2800usb_config_duration(st
+ rt2x00usb_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+ }
+
++static void rt2800usb_config_ps(struct rt2x00_dev *rt2x00dev,
++ struct rt2x00lib_conf *libconf)
++{
++ enum dev_state state =
++ (libconf->conf->flags & IEEE80211_CONF_PS) ?
++ STATE_SLEEP : STATE_AWAKE;
++ u32 reg;
++
++ if (state == STATE_SLEEP) {
++ rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
++
++ rt2x00usb_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 5);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE,
++ libconf->conf->listen_interval - 1);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 1);
++ rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
++
++ rt2800usb_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 0);
++ } else {
++ rt2800usb_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
++
++ rt2x00usb_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_TBCN_BEFORE_WAKE, 0);
++ rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 0);
++ rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
++ }
++}
++
+ static void rt2800usb_config(struct rt2x00_dev *rt2x00dev,
+ struct rt2x00lib_conf *libconf,
+ const unsigned int flags)
+@@ -876,6 +906,8 @@ static void rt2800usb_config(struct rt2x
+ rt2800usb_config_retry_limit(rt2x00dev, libconf);
+ if (flags & IEEE80211_CONF_CHANGE_BEACON_INTERVAL)
+ rt2800usb_config_duration(rt2x00dev, libconf);
++ if (flags & IEEE80211_CONF_CHANGE_PS)
++ rt2800usb_config_ps(rt2x00dev, libconf);
+ }
+
+ /*
+@@ -2112,7 +2144,9 @@ static int rt2800usb_probe_hw_mode(struc
+ */
+ rt2x00dev->hw->flags =
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
+- IEEE80211_HW_SIGNAL_DBM;
++ IEEE80211_HW_SIGNAL_DBM |
++ IEEE80211_HW_SUPPORTS_PS |
++ IEEE80211_HW_PS_NULLFUNC_STACK;
+ rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE + TXINFO_DESC_SIZE;
+
+ SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);