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>
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index b7de1a5..54917a2 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -772,6 +772,7 @@
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
unsigned int beacon_base;
+ unsigned int padding_len;
u32 reg;
/*
@@ -806,11 +807,13 @@
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Write entire beacon with TXWI to register.
+ * Write entire beacon with TXWI 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);
- rt2800_register_multiwrite(rt2x00dev, beacon_base,
- entry->skb->data, entry->skb->len);
+ rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
+ entry->skb->len + padding_len);
/*
* Enable beaconing again.