diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt61pci.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt61pci.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 8de44dd401e0..f14cc452eb0c 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -551,26 +551,14 @@ static void rt61pci_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00intf_conf *conf, const unsigned int flags) { - unsigned int beacon_base; u32 reg; if (flags & CONFIG_UPDATE_TYPE) { /* - * Clear current synchronisation setup. - * For the Beacon base registers, we only need to clear - * the first byte since that byte contains the VALID and OWNER - * bits which (when set to 0) will invalidate the entire beacon. - */ - beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx); - rt2x00pci_register_write(rt2x00dev, beacon_base, 0); - - /* * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); } @@ -2002,8 +1990,6 @@ static void rt61pci_write_beacon(struct queue_entry *entry, */ rt2x00pci_register_write(rt2x00dev, TXRX_CSR10, 0x00001008); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -2014,6 +2000,32 @@ static void rt61pci_write_beacon(struct queue_entry *entry, entry->skb = NULL; } +static void rt61pci_clear_beacon(struct queue_entry *entry) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + u32 reg; + + /* + * Disable beaconing while we are reloading the beacon data, + * otherwise we might be sending out invalid data. + */ + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + + /* + * Clear beacon. + */ + rt2x00pci_register_write(rt2x00dev, + HW_BEACON_OFFSET(entry->entry_idx), 0); + + /* + * Enable beaconing again. + */ + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); +} + /* * RX control handlers */ @@ -2903,6 +2915,7 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .stop_queue = rt61pci_stop_queue, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, + .clear_beacon = rt61pci_clear_beacon, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, |
