rt2x00: FIF_PSPOLL filter flag support

This patch implements FIF_PSPOLL filter flag support in rt2x00 drivers,
which has been introduced in mac80211 (see
http://marc.info/?l=linux-wireless&m=124897986330807&w=2).

Signed-off-by: Igor Perminov <igor.perminov@inbox.ru>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Igor Perminov 2009-08-08 23:55:55 +02:00 committed by John W. Linville
parent 17512dc3b7
commit 1afcfd54fd
5 changed files with 41 additions and 3 deletions

View File

@ -518,7 +518,7 @@ static void rt2800usb_config_filter(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_RTS,
!(filter_flags & FIF_CONTROL));
rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_PSPOLL,
!(filter_flags & FIF_CONTROL));
!(filter_flags & FIF_PSPOLL));
rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BA, 1);
rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_BAR, 0);
rt2x00_set_field32(&reg, RX_FILTER_CFG_DROP_CNTL,
@ -2623,6 +2623,13 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
if (retval)
return retval;
/*
* This device has multiple filters for control frames
* and has a separate filter for PS Poll frames.
*/
__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
__set_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags);
/*
* This device requires firmware.
*/

View File

@ -624,6 +624,8 @@ enum rt2x00_flags {
*/
CONFIG_SUPPORT_HW_BUTTON,
CONFIG_SUPPORT_HW_CRYPTO,
DRIVER_SUPPORT_CONTROL_FILTERS,
DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL,
/*
* Driver configuration

View File

@ -392,6 +392,7 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
FIF_FCSFAIL |
FIF_PLCPFAIL |
FIF_CONTROL |
FIF_PSPOLL |
FIF_OTHER_BSS |
FIF_PROMISC_IN_BSS;
@ -406,6 +407,22 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
*total_flags & FIF_PROMISC_IN_BSS)
*total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
/*
* If the device has a single filter for all control frames,
* FIF_CONTROL and FIF_PSPOLL flags imply each other.
* And if the device has more than one filter for control frames
* of different types, but has no a separate filter for PS Poll frames,
* FIF_CONTROL flag implies FIF_PSPOLL.
*/
if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags)) {
if (*total_flags & FIF_CONTROL || *total_flags & FIF_PSPOLL)
*total_flags |= FIF_CONTROL | FIF_PSPOLL;
}
if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags)) {
if (*total_flags & FIF_CONTROL)
*total_flags |= FIF_PSPOLL;
}
/*
* Check if there is any work left for us.
*/

View File

@ -530,7 +530,7 @@ static void rt61pci_config_filter(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_PHYSICAL,
!(filter_flags & FIF_PLCPFAIL));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_CONTROL,
!(filter_flags & FIF_CONTROL));
!(filter_flags & (FIF_CONTROL | FIF_PSPOLL)));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_NOT_TO_ME,
!(filter_flags & FIF_PROMISC_IN_BSS));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_TO_DS,
@ -2623,6 +2623,12 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev)
if (retval)
return retval;
/*
* This device has multiple filters for control frames,
* but has no a separate filter for PS Poll frames.
*/
__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
/*
* This device requires firmware and DMA mapped skbs.
*/

View File

@ -493,7 +493,7 @@ static void rt73usb_config_filter(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_PHYSICAL,
!(filter_flags & FIF_PLCPFAIL));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_CONTROL,
!(filter_flags & FIF_CONTROL));
!(filter_flags & (FIF_CONTROL | FIF_PSPOLL)));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_NOT_TO_ME,
!(filter_flags & FIF_PROMISC_IN_BSS));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_TO_DS,
@ -2143,6 +2143,12 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
if (retval)
return retval;
/*
* This device has multiple filters for control frames,
* but has no a separate filter for PS Poll frames.
*/
__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
/*
* This device requires firmware.
*/