From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 3 Jul 2011 01:08:18 +0000 (+0000)
Subject: ath5k: fix restoring the mac timing setting after a sleep clock setting change
X-Git-Tag: reboot~16418
X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=commitdiff_plain;h=b8dcd316eb9293df394725abcd2f8b7b781d5718

ath5k: fix restoring the mac timing setting after a sleep clock setting change

SVN-Revision: 27365
---

diff --git a/package/mac80211/patches/445-ath5k_fix_mac_clock_restore.patch b/package/mac80211/patches/445-ath5k_fix_mac_clock_restore.patch
new file mode 100644
index 0000000000..e171cd116f
--- /dev/null
+++ b/package/mac80211/patches/445-ath5k_fix_mac_clock_restore.patch
@@ -0,0 +1,27 @@
+--- a/drivers/net/wireless/ath/ath5k/reset.c
++++ b/drivers/net/wireless/ath/ath5k/reset.c
+@@ -233,7 +233,7 @@ static void ath5k_hw_init_core_clock(str
+ static void ath5k_hw_set_sleep_clock(struct ath5k_hw *ah, bool enable)
+ {
+ 	struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
+-	u32 scal, spending;
++	u32 scal, spending, sclock;
+ 
+ 	/* Only set 32KHz settings if we have an external
+ 	 * 32KHz crystal present */
+@@ -317,6 +317,15 @@ static void ath5k_hw_set_sleep_clock(str
+ 
+ 		/* Set up tsf increment on each cycle */
+ 		AR5K_REG_WRITE_BITS(ah, AR5K_TSF_PARM, AR5K_TSF_PARM_INC, 1);
++
++		if ((ah->ah_radio == AR5K_RF5112) ||
++			(ah->ah_radio == AR5K_RF5413) ||
++			(ah->ah_radio == AR5K_RF2316) ||
++			(ah->ah_radio == AR5K_RF2317))
++			sclock = 40 - 1;
++		else
++			sclock = 32 - 1;
++		AR5K_REG_WRITE_BITS(ah, AR5K_USEC_5211, AR5K_USEC_32, sclock);
+ 	}
+ }
+