redonkable/alistair23-linux
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rt2x00: allow txstatus_fifo w/o txstatus_tasklet

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When DRIVER_REQUIRE_TXSTATUS_FIFO is set, intialize the
txstatus_fifo, but initialize rt2x00dev->txstatus_tasklet
only when both DRIVER_REQUIRE_TXSTATUS_FIFO and
rt2x00dev->ops->lib->txstatus_tasklet are set.

This allows the txstatus_fifo to be used by rt2800usb which
does not use txstatus_tasklet.

Signed-off-by: Johannes Stezenbach <js@sig21.net>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Stezenbach 2010-12-27 15:04:54 +01:00 committed by John W. Linville
parent c4d6324421
commit 5235189c8e
1 changed files with 5 additions and 5 deletions
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10
drivers/net/wireless/rt2x00/rt2x00dev.c
View file

@ -813,8 +813,7 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Allocate tx status FIFO for driver use.
*/
if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags) &&
rt2x00dev->ops->lib->txstatus_tasklet) {
if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags)) {
/*
* Allocate txstatus fifo and tasklet, we use a size of 512
* for the kfifo which is big enough to store 512/4=128 tx
@ -828,9 +827,10 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
return status;
/* tasklet for processing the tx status reports. */
tasklet_init(&rt2x00dev->txstatus_tasklet,
rt2x00dev->ops->lib->txstatus_tasklet,
(unsigned long)rt2x00dev);
if (rt2x00dev->ops->lib->txstatus_tasklet)
tasklet_init(&rt2x00dev->txstatus_tasklet,
rt2x00dev->ops->lib->txstatus_tasklet,
(unsigned long)rt2x00dev);
}