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path: root/drivers/net/wireless/ath5k/hw.c
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Diffstat (limited to 'drivers/net/wireless/ath5k/hw.c')
-rw-r--r--drivers/net/wireless/ath5k/hw.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index 42ef41ed5d1..b3b9baa551b 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -139,6 +139,8 @@ static int ath5k_hw_post(struct ath5k_hw *ah)
for (c = 0; c < 2; c++) {
cur_reg = regs[c];
+
+ /* Save previous value */
init_val = ath5k_hw_reg_read(ah, cur_reg);
for (i = 0; i < 256; i++) {
@@ -170,6 +172,10 @@ static int ath5k_hw_post(struct ath5k_hw *ah)
var_pattern = 0x003b080f;
ath5k_hw_reg_write(ah, var_pattern, cur_reg);
}
+
+ /* Restore previous value */
+ ath5k_hw_reg_write(ah, init_val, cur_reg);
+
}
return 0;