diff options
| author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2014-01-23 08:20:30 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-01-23 14:02:45 -0500 |
| commit | a64e1a45060f41423c89768f4f7bef3283678539 (patch) | |
| tree | 65a6a53e3725770962899ba2cea8cfe0cd1e1277 /drivers/net/wireless/ath | |
| parent | 7f6d740753ff0d29a330b06eb3efa0dfc791bbba (diff) | |
| download | op-kernel-dev-a64e1a45060f41423c89768f4f7bef3283678539.zip op-kernel-dev-a64e1a45060f41423c89768f4f7bef3283678539.tar.gz | |
ath9k: Fix RX interrupt mitigation
The threshold values for RX interrupt mitigation
are different for AR9003 and AR9002 families.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 2 |
2 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index ce41658..fbf43c0 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -358,6 +358,14 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.rx_intr_mitigation = true; + if (AR_SREV_9300_20_OR_LATER(ah)) { + ah->config.rimt_last = 500; + ah->config.rimt_first = 2000; + } else { + ah->config.rimt_last = 250; + ah->config.rimt_first = 700; + } + /* * We need this for PCI devices only (Cardbus, PCI, miniPCI) * _and_ if on non-uniprocessor systems (Multiprocessor/HT). @@ -1876,8 +1884,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_OBS, 8); if (ah->config.rx_intr_mitigation) { - REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500); - REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000); + REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, ah->config.rimt_last); + REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, ah->config.rimt_first); } if (ah->config.tx_intr_mitigation) { diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index e766399..0acd4b5 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -310,6 +310,8 @@ struct ath9k_ops_config { u8 max_txtrig_level; u16 ani_poll_interval; /* ANI poll interval in ms */ u16 hw_hang_checks; + u16 rimt_first; + u16 rimt_last; /* Platform specific config */ u32 aspm_l1_fix; |
