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| author | Ivo van Doorn <ivdoorn@gmail.com> | 2009-01-28 00:32:33 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-02-09 15:03:34 -0500 |
| commit | a2c9b652a12a550d3d8509e9bae43bac396c5076 (patch) | |
| tree | 8e871e038bc73465c6eca67f8563e9562d079d56 /drivers/net/wireless/rt2x00/rt2400pci.c | |
| parent | 382fe0f2da78db7833c6a7278e33e694e6e2a6f3 (diff) | |
| download | linux-a2c9b652a12a550d3d8509e9bae43bac396c5076.tar.gz linux-a2c9b652a12a550d3d8509e9bae43bac396c5076.tar.bz2 linux-a2c9b652a12a550d3d8509e9bae43bac396c5076.zip | |
rt2x00: Add kill_tx_queue callback function
provide rt2x00lib the possibility to kill a particular TX queue.
This can be useful when disabling the radio, but more importantly
will allow beaconing to be disabled when mac80211 requests this
(during scanning for example)
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2400pci.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2400pci.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 4a2c0b971ca8..b0848259b455 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -934,21 +934,10 @@ static int rt2400pci_enable_radio(struct rt2x00_dev *rt2x00dev) static void rt2400pci_disable_radio(struct rt2x00_dev *rt2x00dev) { - u32 reg; - - rt2x00pci_register_write(rt2x00dev, PWRCSR0, 0); - /* - * Disable synchronisation. + * Disable power */ - rt2x00pci_register_write(rt2x00dev, CSR14, 0); - - /* - * Cancel RX and TX. - */ - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_ABORT, 1); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + rt2x00pci_register_write(rt2x00dev, PWRCSR0, 0); } static int rt2400pci_set_state(struct rt2x00_dev *rt2x00dev, @@ -1145,6 +1134,20 @@ static void rt2400pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); } +static void rt2400pci_kill_tx_queue(struct rt2x00_dev *rt2x00dev, + const enum data_queue_qid qid) +{ + u32 reg; + + if (qid == QID_BEACON) { + rt2x00pci_register_write(rt2x00dev, CSR14, 0); + } else { + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_ABORT, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + } +} + /* * RX control handlers */ @@ -1606,6 +1609,7 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .write_tx_data = rt2x00pci_write_tx_data, .write_beacon = rt2400pci_write_beacon, .kick_tx_queue = rt2400pci_kick_tx_queue, + .kill_tx_queue = rt2400pci_kill_tx_queue, .fill_rxdone = rt2400pci_fill_rxdone, .config_filter = rt2400pci_config_filter, .config_intf = rt2400pci_config_intf, |