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List:       linux-wireless
Subject:    [PATCH 14/21] rt2x00: Fix beacon updates in rt2800pci
From:       Ivo van Doorn <ivdoorn () gmail ! com>
Date:       2010-06-29 19:46:43
Message-ID: 201006292146.44952.IvDoorn () gmail ! com
[Download RAW message or body]

From: Helmut Schaa <helmut.schaa@googlemail.com>

rt2800pci didn't update the beacon template after each beacon interval,
resulting in the DTIM count being incorrect (if DTIM period > 1). Fix this
by calling rt2x00lib_beacondone after the current beacon was sent out.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
---
 drivers/net/wireless/rt2x00/rt2800pci.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index b48b949..6f11760 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -953,6 +953,12 @@ static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance)
 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS))
 		rt2800pci_txdone(rt2x00dev);
 
+	/*
+	 * Current beacon was sent out, fetch the next one
+	 */
+	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT))
+		rt2x00lib_beacondone(rt2x00dev);
+
 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP))
 		rt2800pci_wakeup(rt2x00dev);
 
-- 
1.6.6.1

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