rt2x00: Remove reset_tsf()

Specifications indicate the TSF registers are read-only,
so there is no point in writing 0 to those registers.

As far as I know there isn't another way to reset the
TSF registers. So removing these callbacks will notify
mac80211 about the lack of support.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 28663c0..6c025cf 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -1510,14 +1510,6 @@ static u64 rt2400pci_get_tsf(struct ieee80211_hw *hw)
        return tsf;
 }
 
-static void rt2400pci_reset_tsf(struct ieee80211_hw *hw)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-
-       rt2x00pci_register_write(rt2x00dev, CSR16, 0);
-       rt2x00pci_register_write(rt2x00dev, CSR17, 0);
-}
-
 static int rt2400pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
                                   struct ieee80211_tx_control *control)
 {
@@ -1586,7 +1578,6 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = {
        .conf_tx                = rt2400pci_conf_tx,
        .get_tx_stats           = rt2x00mac_get_tx_stats,
        .get_tsf                = rt2400pci_get_tsf,
-       .reset_tsf              = rt2400pci_reset_tsf,
        .beacon_update          = rt2400pci_beacon_update,
        .tx_last_beacon         = rt2400pci_tx_last_beacon,
 };

diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index ec7300e..93eaba8 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1821,14 +1821,6 @@ static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw)
        return tsf;
 }
 
-static void rt2500pci_reset_tsf(struct ieee80211_hw *hw)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-
-       rt2x00pci_register_write(rt2x00dev, CSR16, 0);
-       rt2x00pci_register_write(rt2x00dev, CSR17, 0);
-}
-
 static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
                                   struct ieee80211_tx_control *control)
 {
@@ -1897,7 +1889,6 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = {
        .conf_tx                = rt2x00mac_conf_tx,
        .get_tx_stats           = rt2x00mac_get_tx_stats,
        .get_tsf                = rt2500pci_get_tsf,
-       .reset_tsf              = rt2500pci_reset_tsf,
        .beacon_update          = rt2500pci_beacon_update,
        .tx_last_beacon         = rt2500pci_tx_last_beacon,
 };

diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index dcc694e..62d4937 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -2366,14 +2366,6 @@ static u64 rt61pci_get_tsf(struct ieee80211_hw *hw)
        return tsf;
 }
 
-static void rt61pci_reset_tsf(struct ieee80211_hw *hw)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-
-       rt2x00pci_register_write(rt2x00dev, TXRX_CSR12, 0);
-       rt2x00pci_register_write(rt2x00dev, TXRX_CSR13, 0);
-}
-
 static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
                          struct ieee80211_tx_control *control)
 {
@@ -2450,7 +2442,6 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = {
        .conf_tx                = rt2x00mac_conf_tx,
        .get_tx_stats           = rt2x00mac_get_tx_stats,
        .get_tsf                = rt61pci_get_tsf,
-       .reset_tsf              = rt61pci_reset_tsf,
        .beacon_update          = rt61pci_beacon_update,
 };
 

diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index c3d4e93..c565406 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -1972,14 +1972,6 @@ static u64 rt73usb_get_tsf(struct ieee80211_hw *hw)
 #define rt73usb_get_tsf        NULL
 #endif
 
-static void rt73usb_reset_tsf(struct ieee80211_hw *hw)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-
-       rt73usb_register_write(rt2x00dev, TXRX_CSR12, 0);
-       rt73usb_register_write(rt2x00dev, TXRX_CSR13, 0);
-}
-
 static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
                                 struct ieee80211_tx_control *control)
 {
@@ -2047,7 +2039,6 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = {
        .conf_tx                = rt2x00mac_conf_tx,
        .get_tx_stats           = rt2x00mac_get_tx_stats,
        .get_tsf                = rt73usb_get_tsf,
-       .reset_tsf              = rt73usb_reset_tsf,
        .beacon_update          = rt73usb_beacon_update,
 };