--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -75,6 +75,90 @@ static const struct file_operations fops
+@@ -78,6 +78,90 @@ static const struct file_operations fops
- #endif
+ #define DMA_BUF_LEN 1024
+static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
static ssize_t read_file_dma(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
-@@ -710,6 +794,16 @@ int ath9k_init_debug(struct ath_hw *ah)
+@@ -731,6 +815,16 @@ int ath9k_init_debug(struct ath_hw *ah)
goto err;
#endif
sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUSR,
sc->debug.debugfs_phy, sc, &fops_dma);
if (!sc->debug.debugfs_dma)
-@@ -760,6 +854,8 @@ void ath9k_exit_debug(struct ath_hw *ah)
+@@ -781,6 +875,8 @@ void ath9k_exit_debug(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
debugfs_remove(sc->debug.debugfs_wiphy);
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
-@@ -148,6 +148,8 @@ struct ath_stats {
+@@ -152,6 +152,8 @@ struct ath_stats {
};
struct ath9k_debug {