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ath9k: disable periodic entropy gathering (keep initial) to fix some stability issues 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

Backport of r41952

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@42010 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2014-08-06 10:30:18 +00:00
parent 6781ca8d62
commit e074f4a9df
1 changed files with 0 additions and 14 deletions
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14
package/kernel/mac80211/patches/550-ath9k_entropy_from_adc.patch
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@ -108,20 +108,6 @@
#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT
static inline void ath9k_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable)
--- a/drivers/net/wireless/ath/ath9k/link.c
+++ b/drivers/net/wireless/ath/ath9k/link.c
@@ -308,6 +308,11 @@ void ath_ani_calibrate(unsigned long dat
unsigned int timestamp = jiffies_to_msecs(jiffies);
u32 cal_interval, short_cal_interval, long_cal_interval;
unsigned long flags;
+ char buf[256];
+
+ /* gather entropy */
+ ath9k_hw_get_adc_entropy(ah, buf, sizeof(buf));
+ add_device_randomness(buf, sizeof(buf));
if (ah->caldata && test_bit(NFCAL_INTF, &ah->caldata->cal_flags))
long_cal_interval = ATH_LONG_CALINTERVAL_INT;
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -1231,9 +1231,30 @@ static void ar5008_hw_set_radar_conf(str