Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

Conflicts:
	arch/arm/mach-omap2/board-omap3pandora.c
	drivers/net/wireless/ath/ath5k/base.c

1 files changed, 44 insertions, 24 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 27a6e225083c..3bb67492d754 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1159,38 +1159,50 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
 }
 EXPORT_SYMBOL_GPL(rt2800_config_intf);
 
-void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp)
+void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
+		       u32 changed)
 {
 	u32 reg;
 
-	rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
-	rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
-			   !!erp->short_preamble);
-	rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
-			   !!erp->short_preamble);
-	rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
+	if (changed & BSS_CHANGED_ERP_PREAMBLE) {
+		rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
+		rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
+				   !!erp->short_preamble);
+		rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
+				   !!erp->short_preamble);
+		rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
+	}
 
-	rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
-	rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
-			   erp->cts_protection ? 2 : 0);
-	rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
+	if (changed & BSS_CHANGED_ERP_CTS_PROT) {
+		rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
+		rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
+				   erp->cts_protection ? 2 : 0);
+		rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
+	}
 
-	rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
-				 erp->basic_rates);
-	rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
+	if (changed & BSS_CHANGED_BASIC_RATES) {
+		rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
+					 erp->basic_rates);
+		rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
+	}
 
-	rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
-	rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME, erp->slot_time);
-	rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
+	if (changed & BSS_CHANGED_ERP_SLOT) {
+		rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
+		rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME,
+				   erp->slot_time);
+		rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
 
-	rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
-	rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
-	rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
+		rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
+		rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
+		rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
+	}
 
-	rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
-	rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
-			   erp->beacon_int * 16);
-	rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+	if (changed & BSS_CHANGED_BEACON_INT) {
+		rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
+		rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
+				   erp->beacon_int * 16);
+		rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+	}
 }
 EXPORT_SYMBOL_GPL(rt2800_config_erp);
 
@@ -2053,6 +2065,14 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
 	rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg);
 
 	/*
+	 * Do not force the BA window size, we use the TXWI to set it
+	 */
+	rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE, &reg);
+	rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0);
+	rt2x00_set_field32(&reg, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0);
+	rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg);
+
+	/*
 	 * We must clear the error counters.
 	 * These registers are cleared on read,
 	 * so we may pass a useless variable to store the value.