diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2013-07-03 20:55:38 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-07-22 16:54:26 -0400 |
| commit | 74e13060f11dbf4028b810e34c359f64929415f3 (patch) | |
| tree | a0e21e817b667174b48a9c3788a7e9d3aa6079ad | |
| parent | 3266d73237a7441a30d64a97327738e70f1b5254 (diff) | |
ath9k: make rfkill configurable
When the platform doesn't have rfkill support, i.e. nothing
is connected to the rfkill GPIO, there's little value in
polling the GPIO. Add a Kconfig option to allow disabling
the polling in ath9k.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/Kconfig | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 2 |
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig index d491a3178986..c91bc6111c23 100644 --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -96,6 +96,16 @@ config ATH9K_LEGACY_RATE_CONTROL has to be passed to mac80211 using the module parameter, ieee80211_default_rc_algo. +config ATH9K_RFKILL + bool "Atheros ath9k rfkill support" if EXPERT + depends on ATH9K + depends on RFKILL=y || RFKILL=ATH9K + default y + help + Say Y to have ath9k poll the RF-Kill GPIO every couple of + seconds. Turn off to save power, but enable it if you have + a platform that can toggle the RF-Kill GPIO. + config ATH9K_HTC tristate "Atheros HTC based wireless cards support" depends on USB && MAC80211 diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 4ca0cb060106..e420c6ba62a7 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2504,7 +2504,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) else pCap->rts_aggr_limit = (8 * 1024); -#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) +#ifdef CONFIG_ATH9K_RFKILL ah->rfsilent = ah->eep_ops->get_eeprom(ah, EEP_RF_SILENT); if (ah->rfsilent & EEP_RFSILENT_ENABLED) { ah->rfkill_gpio = |