5 files changed, 33 insertions, 59 deletions

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 244723a3ed41..04edce941cb7 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -26,11 +26,6 @@
 #define REG_READ_D(_ah, _reg) \
         ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
 
-static int ath9k_debugfs_open(struct inode *inode, struct file *file)
-{
-        file->private_data = inode->i_private;
-        return 0;
-}
 
 static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
                                       size_t count, loff_t *ppos)
@@ -83,7 +78,7 @@ static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
 static const struct file_operations fops_debug = {
         .read = read_file_debug,
         .write = write_file_debug,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -129,7 +124,7 @@ static ssize_t write_file_tx_chainmask(struct file *file, const char __user *use
 static const struct file_operations fops_tx_chainmask = {
         .read = read_file_tx_chainmask,
         .write = write_file_tx_chainmask,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -172,7 +167,7 @@ static ssize_t write_file_rx_chainmask(struct file *file, const char __user *use
 static const struct file_operations fops_rx_chainmask = {
         .read = read_file_rx_chainmask,
         .write = write_file_rx_chainmask,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -223,7 +218,7 @@ static ssize_t write_file_disable_ani(struct file *file,
 static const struct file_operations fops_disable_ani = {
         .read = read_file_disable_ani,
         .write = write_file_disable_ani,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -324,7 +319,7 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_dma = {
         .read = read_file_dma,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -446,7 +441,7 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_interrupt = {
         .read = read_file_interrupt,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -853,28 +848,28 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
 
 static const struct file_operations fops_xmit = {
         .read = read_file_xmit,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
 
 static const struct file_operations fops_stations = {
         .read = read_file_stations,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
 
 static const struct file_operations fops_misc = {
         .read = read_file_misc,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
 
 static const struct file_operations fops_reset = {
         .read = read_file_reset,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1036,7 +1031,7 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
 
 static const struct file_operations fops_recv = {
         .read = read_file_recv,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1075,7 +1070,7 @@ static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
 static const struct file_operations fops_regidx = {
         .read = read_file_regidx,
         .write = write_file_regidx,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1122,7 +1117,7 @@ static ssize_t write_file_regval(struct file *file, const char __user *user_buf,
 static const struct file_operations fops_regval = {
         .read = read_file_regval,
         .write = write_file_regval,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1211,7 +1206,7 @@ static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_dump_nfcal = {
         .read = read_file_dump_nfcal,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1239,7 +1234,7 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_base_eeprom = {
         .read = read_file_base_eeprom,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -1267,7 +1262,7 @@ static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_modal_eeprom = {
         .read = read_file_modal_eeprom,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.c b/drivers/net/wireless/ath/ath9k/dfs_debug.c
index 106d031d834a..4364c103ed33 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_debug.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_debug.c
@@ -60,16 +60,9 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf,
         return retval;
 }
 
-static int ath9k_dfs_debugfs_open(struct inode *inode, struct file *file)
-{
-        file->private_data = inode->i_private;
-
-        return 0;
-}
-
 static const struct file_operations fops_dfs_stats = {
         .read = read_file_dfs,
-        .open = ath9k_dfs_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
index d3ff33c71aa5..3035deb7a0cd 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
@@ -16,12 +16,6 @@
 
 #include "htc.h"
 
-static int ath9k_debugfs_open(struct inode *inode, struct file *file)
-{
-        file->private_data = inode->i_private;
-        return 0;
-}
-
 static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf,
                                        size_t count, loff_t *ppos)
 {
@@ -75,7 +69,7 @@ static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_tgt_int_stats = {
         .read = read_file_tgt_int_stats,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -145,7 +139,7 @@ static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_tgt_tx_stats = {
         .read = read_file_tgt_tx_stats,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -191,7 +185,7 @@ static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_tgt_rx_stats = {
         .read = read_file_tgt_rx_stats,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -243,7 +237,7 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_xmit = {
         .read = read_file_xmit,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -364,7 +358,7 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_recv = {
         .read = read_file_recv,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -399,7 +393,7 @@ static ssize_t read_file_slot(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_slot = {
         .read = read_file_slot,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -446,7 +440,7 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_queue = {
         .read = read_file_queue,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -487,7 +481,7 @@ static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
 static const struct file_operations fops_debug = {
         .read = read_file_debug,
         .write = write_file_debug,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -636,7 +630,7 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_base_eeprom = {
         .read = read_file_base_eeprom,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
@@ -917,7 +911,7 @@ static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_modal_eeprom = {
         .read = read_file_modal_eeprom,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE,
         .llseek = default_llseek,
 };
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 5de648c243bf..c8d123957188 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -118,15 +118,13 @@ void ath9k_ps_restore(struct ath_softc *sc)
         if (--sc->ps_usecount != 0)
                 goto unlock;
 
-        if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
-                goto unlock;
-
-        if (sc->ps_idle)
+        if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
                 mode = ATH9K_PM_FULL_SLEEP;
         else if (sc->ps_enabled &&
                  !(sc->ps_flags & (PS_WAIT_FOR_BEACON |
                               PS_WAIT_FOR_CAB |
-                              PS_WAIT_FOR_PSPOLL_DATA)))
+                              PS_WAIT_FOR_PSPOLL_DATA |
+                              PS_WAIT_FOR_TX_ACK)))
                 mode = ATH9K_PM_NETWORK_SLEEP;
         else
                 goto unlock;
@@ -642,7 +640,7 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta,
         an->sta = sta;
         an->vif = vif;
 
-        if (sta->ht_cap.ht_supported) {
+        if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
                 ath_tx_node_init(sc, an);
                 an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
                                      sta->ht_cap.ampdu_factor);
@@ -661,7 +659,7 @@ static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta)
         an->sta = NULL;
 #endif
 
-        if (sta->ht_cap.ht_supported)
+        if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
                 ath_tx_node_cleanup(sc, an);
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 5fff711fba1d..92a6c0a87f89 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -1479,12 +1479,6 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband,
 
 #ifdef CONFIG_ATH9K_DEBUGFS
 
-static int ath9k_debugfs_open(struct inode *inode, struct file *file)
-{
-        file->private_data = inode->i_private;
-        return 0;
-}
-
 static ssize_t read_file_rcstat(struct file *file, char __user *user_buf,
                                 size_t count, loff_t *ppos)
 {
@@ -1552,7 +1546,7 @@ static ssize_t read_file_rcstat(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_rcstat = {
         .read = read_file_rcstat,
-        .open = ath9k_debugfs_open,
+        .open = simple_open,
         .owner = THIS_MODULE
 };