diff options
| author | Alina Friedrichsen <x-alina@gmx.net> | 2009-02-25 00:49:18 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-03-05 14:39:30 -0500 |
| commit | 5fe73197d359248cbf32dfd3280540d6a0dfd31c (patch) | |
| tree | 87ae431ca5bea9e5874b2f7cfd50b632b4845ab5 | |
| parent | b3bd89ce956c220fe52a003103f14af48f695fda (diff) | |
zd1211rw: Implement get_tsf()
This patch implements get_tsf() of ieee80211_ops in the zd1211rw driver.
Signed-off-by: Alina Friedrichsen <x-alina@gmx.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_chip.c | 21 | ||||
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_chip.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_mac.c | 7 |
3 files changed, 30 insertions, 0 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c index f1519143f8a..2c813d87092 100644 --- a/drivers/net/wireless/zd1211rw/zd_chip.c +++ b/drivers/net/wireless/zd1211rw/zd_chip.c @@ -1616,3 +1616,24 @@ int zd_chip_set_multicast_hash(struct zd_chip *chip, return zd_iowrite32a(chip, ioreqs, ARRAY_SIZE(ioreqs)); } + +u64 zd_chip_get_tsf(struct zd_chip *chip) +{ + int r; + static const zd_addr_t aw_pt_bi_addr[] = + { CR_TSF_LOW_PART, CR_TSF_HIGH_PART }; + u32 values[2]; + u64 tsf; + + mutex_lock(&chip->mutex); + r = zd_ioread32v_locked(chip, values, (const zd_addr_t *)aw_pt_bi_addr, + ARRAY_SIZE(aw_pt_bi_addr)); + mutex_unlock(&chip->mutex); + if (r) + return 0; + + tsf = values[1]; + tsf = (tsf << 32) | values[0]; + + return tsf; +} diff --git a/drivers/net/wireless/zd1211rw/zd_chip.h b/drivers/net/wireless/zd1211rw/zd_chip.h index f8c061a9b6e..ee42751d5cb 100644 --- a/drivers/net/wireless/zd1211rw/zd_chip.h +++ b/drivers/net/wireless/zd1211rw/zd_chip.h @@ -950,4 +950,6 @@ static inline void zd_mc_add_addr(struct zd_mc_hash *hash, u8 *addr) int zd_chip_set_multicast_hash(struct zd_chip *chip, struct zd_mc_hash *hash); +u64 zd_chip_get_tsf(struct zd_chip *chip); + #endif /* _ZD_CHIP_H */ diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index da9214e33a5..0b01ff036aa 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -935,6 +935,12 @@ static void zd_op_bss_info_changed(struct ieee80211_hw *hw, } } +static u64 zd_op_get_tsf(struct ieee80211_hw *hw) +{ + struct zd_mac *mac = zd_hw_mac(hw); + return zd_chip_get_tsf(&mac->chip); +} + static const struct ieee80211_ops zd_ops = { .tx = zd_op_tx, .start = zd_op_start, @@ -945,6 +951,7 @@ static const struct ieee80211_ops zd_ops = { .config_interface = zd_op_config_interface, .configure_filter = zd_op_configure_filter, .bss_info_changed = zd_op_bss_info_changed, + .get_tsf = zd_op_get_tsf, }; struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf) |