diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2014-09-30 13:24:23 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-09-30 21:17:48 +0400 |
| commit | 315dd1149b6048cec805667f511726bbe8e5c975 (patch) | |
| tree | 6bc8a44734b05bda1b501d820af8d3a675a9912b /drivers/net/wireless/ath/ath9k/ar9002_mac.c | |
| parent | 4d9f634b02e4240f86719f30e4c9e62f6a4c4d36 (diff) | |
| download | linux-315dd1149b6048cec805667f511726bbe8e5c975.tar.xz | |
ath9k: fix getting tx duration for dynack
On AR9003, tx control and tx status are in separate descriptor rings.
Tx duration is extracted from the tx control descriptor data, which
ar9003_hw_proc_txdesc cannot access.
Fix getting the duration by adding a separate callback for it.
Acked-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9002_mac.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9002_mac.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c index 669cb3747208..2a93519f4bdf 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c @@ -381,16 +381,27 @@ static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds, ts->evm1 = ads->AR_TxEVM1; ts->evm2 = ads->AR_TxEVM2; - status = ACCESS_ONCE(ads->ds_ctl4); - ts->duration[0] = MS(status, AR_PacketDur0); - ts->duration[1] = MS(status, AR_PacketDur1); - status = ACCESS_ONCE(ads->ds_ctl5); - ts->duration[2] = MS(status, AR_PacketDur2); - ts->duration[3] = MS(status, AR_PacketDur3); - return 0; } +static int ar9002_hw_get_duration(struct ath_hw *ah, const void *ds, int index) +{ + struct ar5416_desc *ads = AR5416DESC(ds); + + switch (index) { + case 0: + return MS(ACCESS_ONCE(ads->ds_ctl4), AR_PacketDur0); + case 1: + return MS(ACCESS_ONCE(ads->ds_ctl4), AR_PacketDur1); + case 2: + return MS(ACCESS_ONCE(ads->ds_ctl5), AR_PacketDur2); + case 3: + return MS(ACCESS_ONCE(ads->ds_ctl5), AR_PacketDur3); + default: + return -1; + } +} + void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds, u32 size, u32 flags) { @@ -413,4 +424,5 @@ void ar9002_hw_attach_mac_ops(struct ath_hw *ah) ops->get_isr = ar9002_hw_get_isr; ops->set_txdesc = ar9002_set_txdesc; ops->proc_txdesc = ar9002_hw_proc_txdesc; + ops->get_duration = ar9002_hw_get_duration; } |