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path: root/drivers/net/wireless/ath/ath9k
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/tx99.c13
2 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 1ad66b76749b..c1b661e5c8c4 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1816,8 +1816,6 @@ static void ar9003_hw_spectral_scan_wait(struct ath_hw *ah)
static void ar9003_hw_tx99_start(struct ath_hw *ah, u32 qnum)
{
REG_SET_BIT(ah, AR_PHY_TEST, PHY_AGC_CLR);
- REG_SET_BIT(ah, 0x9864, 0x7f000);
- REG_SET_BIT(ah, 0x9924, 0x7f00fe);
REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS);
REG_WRITE(ah, AR_CR, AR_CR_RXD);
REG_WRITE(ah, AR_DLCL_IFS(qnum), 0);
diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c
index ac4781f37e78..b4e6304afd40 100644
--- a/drivers/net/wireless/ath/ath9k/tx99.c
+++ b/drivers/net/wireless/ath/ath9k/tx99.c
@@ -190,22 +190,27 @@ static ssize_t write_file_tx99(struct file *file, const char __user *user_buf,
if (strtobool(buf, &start))
return -EINVAL;
+ mutex_lock(&sc->mutex);
+
if (start == sc->tx99_state) {
if (!start)
- return count;
+ goto out;
ath_dbg(common, XMIT, "Resetting TX99\n");
ath9k_tx99_deinit(sc);
}
if (!start) {
ath9k_tx99_deinit(sc);
- return count;
+ goto out;
}
r = ath9k_tx99_init(sc);
- if (r)
+ if (r) {
+ mutex_unlock(&sc->mutex);
return r;
-
+ }
+out:
+ mutex_unlock(&sc->mutex);
return count;
}