From: Ben Greear <gree...@candelatech.com>
Otherwise, can't get the Sparklan AR9380 NICs to be
5Ghz APs, since they are in world-roaming domain by
default. Add this to /etc/modprobe.d/ath9k.conf:
options ath9k override_eeprom_regdomain=0
Signed-off-by: Ben Greear <gree...@candelatech.com>
---
:100644 100644 af932c9... dee91a2... M drivers/net/wireless/ath/ath9k/init.c
drivers/net/wireless/ath/ath9k/init.c | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/init.c
b/drivers/net/wireless/ath/ath9k/init.c
index af932c9..dee91a2 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -56,6 +56,12 @@ static int ath9k_enable_diversity;
module_param_named(enable_diversity, ath9k_enable_diversity, int, 0444);
MODULE_PARM_DESC(enable_diversity, "Enable Antenna diversity for AR9565");
+static int modparam_override_eeprom_regdomain = -1;
+module_param_named(override_eeprom_regdomain,
+ modparam_override_eeprom_regdomain, int, 0444);
+MODULE_PARM_DESC(override_eeprom_regdomain, "Override regdomain hardcoded in
EEPROM with this value (DANGEROUS).");
+
+
bool is_ath9k_unloaded;
/* We use the hw_value as an index into our private channel structure */
@@ -740,6 +746,21 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct
ieee80211_hw *hw)
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
+ if (modparam_override_eeprom_regdomain != -1) {
+#ifdef CONFIG_CFG80211_CERTIFICATION_ONUS
+ struct ath_regulatory *regulatory =
ath9k_hw_regulatory(sc->sc_ah);
+ printk(KERN_ERR "ath9k: DANGER! You're overriding
EEPROM-defined regulatory domain,"
+ "\nfrom: 0x%x to 0x%x\n",
+ regulatory->current_rd,
modparam_override_eeprom_regdomain);
+ printk(KERN_ERR "ath9k: Your card was not certified to operate
in the domain you chose.\n");
+ printk(KERN_ERR "ath9k: This might result in a violation of
your local regulatory rules.\n");
+ printk(KERN_ERR "ath9k: Do not ever do this unless you really
know what you are doing!\n");
+ regulatory->current_rd = modparam_override_eeprom_regdomain;
+#else
+ printk(KERN_ERR "ath9k: ERROR: override_eeprom_regdomain
request will be ignored because CF80211_CERTIFICATION_ONUS was not selected
when compiling the kernel.\n");
+#endif
+ }
+
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
IEEE80211_HW_SIGNAL_DBM |
--
1.7.3.4
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