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[PATCH] stlc45xx: add beacon filtering support

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Experimental patch.

Signed-off-by: Kalle Valo <kalle.valo@xxxxxxxxx>
---

 stlc45xx.c |   38 +++++++++++++++++++++++++++++++++-----
 1 files changed, 33 insertions(+), 5 deletions(-)

diff --git a/stlc45xx.c b/stlc45xx.c
index 7d6f909..276339f 100644
--- a/stlc45xx.c
+++ b/stlc45xx.c
@@ -1217,6 +1217,28 @@ static int stlc45xx_rx_txack(struct stlc45xx *stlc, struct sk_buff *skb)
 	return 0;
 }
 
+static int stlc45xx_rx_trap(struct stlc45xx *stlc, struct sk_buff *skb)
+{
+	struct s_lm_control *control;
+	struct s_lmo_trap *trap;
+
+	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
+
+	control = (struct s_lm_control *) skb->data;
+	trap = (struct s_lmo_trap *) (control + 1);
+
+	switch (trap->event) {
+	case LM_TRAP_NO_BEACON:
+		ieee80211_beacon_loss(stlc->hw);	
+		break;
+	default:
+		stlc45xx_warning("unhandled trap: %d\n", trap->event);
+		break;
+	}
+	
+	return 0;
+}
+
 static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb)
 {
 	struct s_lm_control *control;
@@ -1230,9 +1252,11 @@ static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb)
 	case LM_OID_TX:
 		ret = stlc45xx_rx_txack(stlc, skb);
 		break;
+	case LM_OID_TRAP:
+		ret = stlc45xx_rx_trap(stlc, skb);
+		break;
 	case LM_OID_SETUP:
 	case LM_OID_SCAN:
-	case LM_OID_TRAP:
 	case LM_OID_EDCF:
 	case LM_OID_KEYCACHE:
 	case LM_OID_PSM:
@@ -1587,7 +1611,7 @@ static void stlc45xx_tx_setup(struct stlc45xx *stlc)
 	setup->rx_buffer = FIRMWARE_RXBUFFER_START;
 	setup->rx_mtu = FIRMWARE_MTU;
 	setup->frontend = 5;
-	setup->timeout = 0;
+	setup->timeout = 2;
 	setup->truncate = 48896;
 	setup->bratemask = 0xffffffff;
 	setup->ref_clock = 644245094;
@@ -1662,11 +1686,13 @@ static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable)
 	control->oid = LM_OID_PSM;
 
 	if (enable)
-		psm->flags |= LM_PSM;
+		psm->flags |= LM_PSM | LM_PSM_MCBC |
+			LM_PSM_CHECKSUM | LM_PSM_BEACON_TIMEOUT;
 
 	psm->aid = stlc->aid;
 
 	psm->beacon_rcpi_skip_max = 60;
+	psm->rcpi_delta_threshold = 0;
 
 	psm->intervals[0].interval = 1;
 	psm->intervals[0].periods = 1;
@@ -1677,7 +1703,7 @@ static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable)
 	psm->intervals[3].interval = 1;
 	psm->intervals[3].periods = 1;
 
-	psm->nr = 0;
+	psm->nr = 10;
 	psm->exclude[0] = 0;
 
 	stlc45xx_debug(DEBUG_PSM, "sending LM_OID_PSM (aid %d, interval %d)",
@@ -2107,7 +2133,9 @@ static int __devinit stlc45xx_probe(struct spi_device *spi)
 		IEEE80211_HW_SIGNAL_DBM |
 		IEEE80211_HW_NOISE_DBM |
 		IEEE80211_HW_SUPPORTS_PS |
-		IEEE80211_HW_PS_NULLFUNC_STACK;
+		IEEE80211_HW_PS_NULLFUNC_STACK |
+		IEEE80211_HW_BEACON_FILTERING;
+
 	/* four bytes for padding */
 	hw->extra_tx_headroom = sizeof(struct s_lm_data_out) + 4;
 

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