From 739fd9405416e22732e46a9226a8cac379bd57fc Mon Sep 17 00:00:00 2001 From: Wolfgang Kufner <wolfgang.kufner@gmail.com> Date: Mon, 13 Dec 2010 12:39:12 +0100 Subject: rt2x00: Pad beacon to multiple of 32 bits. Pad beacon to a multiple of 32 bits in preparation for the change from memcpy_toio() to __iowrite32_copy() in register_multiwrite(). Signed-off-by: Wolfgang Kufner <wolfgang.kufner@gmail.com> Acked-by: Helmut Schaa <helmut.schaa@googlemail.com> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> --- drivers/net/wireless/rt2x00/rt61pci.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt61pci.c') diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 9405b100a75a..8de44dd401e0 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1961,6 +1961,7 @@ static void rt61pci_write_beacon(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_pci *entry_priv = entry->priv_data; unsigned int beacon_base; + unsigned int padding_len; u32 reg; /* @@ -1982,13 +1983,16 @@ static void rt61pci_write_beacon(struct queue_entry *entry, rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb); /* - * Write entire beacon with descriptor to register. + * Write entire beacon with descriptor and padding to register. */ + padding_len = roundup(entry->skb->len, 4) - entry->skb->len; + skb_pad(entry->skb, padding_len); beacon_base = HW_BEACON_OFFSET(entry->entry_idx); rt2x00pci_register_multiwrite(rt2x00dev, beacon_base, entry_priv->desc, TXINFO_SIZE); rt2x00pci_register_multiwrite(rt2x00dev, beacon_base + TXINFO_SIZE, - entry->skb->data, entry->skb->len); + entry->skb->data, + entry->skb->len + padding_len); /* * Enable beaconing again. -- cgit v1.2.3