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rt2x00: Pad beacon to multiple of 32 bits.

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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>
This commit is contained in:
Wolfgang Kufner
2010-12-13 12:39:12 +01:00
committed by John W. Linville
parent e85b4c0464
commit 739fd94054
3 changed files with 18 additions and 8 deletions
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9
drivers/net/wireless/rt2x00/rt73usb.c
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@@ -1546,6 +1546,7 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
unsigned int beacon_base;
unsigned int padding_len;
u32 reg;
/*
@@ -1573,11 +1574,13 @@ static void rt73usb_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);
rt2x00usb_register_multiwrite(rt2x00dev, beacon_base,
entry->skb->data, entry->skb->len);
rt2x00usb_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
entry->skb->len + padding_len);
/*
* Enable beaconing again.