TSF can be kept per vif.
Add ieee80211_vif param to set/get/reset_tsf, and move
the debugfs entries to the per-vif directory.
Update all the drivers that implement these callbacks.
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
return 0;
}
-static u64 adm8211_get_tsft(struct ieee80211_hw *dev)
+static u64 adm8211_get_tsft(struct ieee80211_hw *dev,
+ struct ieee80211_vif *vif)
{
struct adm8211_priv *priv = dev->priv;
u32 tsftl;
static u64
-ath5k_get_tsf(struct ieee80211_hw *hw)
+ath5k_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct ath5k_hw *ah = hw->priv;
static void
-ath5k_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+ath5k_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u64 tsf)
{
struct ath5k_hw *ah = hw->priv;
static void
-ath5k_reset_tsf(struct ieee80211_hw *hw)
+ath5k_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct ath5k_hw *ah = hw->priv;
mutex_unlock(&priv->mutex);
}
-static u64 ath9k_htc_get_tsf(struct ieee80211_hw *hw)
+static u64 ath9k_htc_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct ath9k_htc_priv *priv = hw->priv;
u64 tsf;
return tsf;
}
-static void ath9k_htc_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void ath9k_htc_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, u64 tsf)
{
struct ath9k_htc_priv *priv = hw->priv;
mutex_unlock(&priv->mutex);
}
-static void ath9k_htc_reset_tsf(struct ieee80211_hw *hw)
+static void ath9k_htc_reset_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct ath9k_htc_priv *priv = hw->priv;
ath9k_ps_restore(sc);
}
-static u64 ath9k_get_tsf(struct ieee80211_hw *hw)
+static u64 ath9k_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct ath_softc *sc = hw->priv;
u64 tsf;
return tsf;
}
-static void ath9k_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void ath9k_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ u64 tsf)
{
struct ath_softc *sc = hw->priv;
mutex_unlock(&sc->mutex);
}
-static void ath9k_reset_tsf(struct ieee80211_hw *hw)
+static void ath9k_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct ath_softc *sc = hw->priv;
mutex_unlock(&ar->mutex);
}
-static u64 carl9170_op_get_tsf(struct ieee80211_hw *hw)
+static u64 carl9170_op_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct ar9170 *ar = hw->priv;
struct carl9170_tsf_rsp tsf;
return 0;
}
-static u64 b43_op_get_tsf(struct ieee80211_hw *hw)
+static u64 b43_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
return tsf;
}
-static void b43_op_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void b43_op_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, u64 tsf)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
}
EXPORT_SYMBOL(iwl_legacy_mac_config);
-void iwl_legacy_mac_reset_tsf(struct ieee80211_hw *hw)
+void iwl_legacy_mac_reset_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct iwl_priv *priv = hw->priv;
unsigned long flags;
/* mac80211 handlers */
int iwl_legacy_mac_config(struct ieee80211_hw *hw, u32 changed);
-void iwl_legacy_mac_reset_tsf(struct ieee80211_hw *hw);
+void iwl_legacy_mac_reset_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif);
void iwl_legacy_mac_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
* call, we must decrease the higher 32bits with 1 to get
* to correct value.
*/
- tsf = rt2x00dev->ops->hw->get_tsf(rt2x00dev->hw);
+ tsf = rt2x00dev->ops->hw->get_tsf(rt2x00dev->hw, NULL);
rx_low = rt2x00_get_field32(word4, RXD_W4_RX_END_TIME);
rx_high = upper_32_bits(tsf);
return 0;
}
-static u64 rt2400pci_get_tsf(struct ieee80211_hw *hw)
+static u64 rt2400pci_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
/*
* IEEE80211 stack callback functions.
*/
-static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw)
+static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
}
EXPORT_SYMBOL_GPL(rt2800_conf_tx);
-u64 rt2800_get_tsf(struct ieee80211_hw *hw)
+u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
const struct ieee80211_tx_queue_params *params);
-u64 rt2800_get_tsf(struct ieee80211_hw *hw);
+u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
return 0;
}
-static u64 rt61pci_get_tsf(struct ieee80211_hw *hw)
+static u64 rt61pci_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
return 0;
}
-static u64 rt73usb_get_tsf(struct ieee80211_hw *hw)
+static u64 rt73usb_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
rtl8180_free_tx_ring(dev, i);
}
-static u64 rtl8180_get_tsf(struct ieee80211_hw *dev)
+static u64 rtl8180_get_tsf(struct ieee80211_hw *dev,
+ struct ieee80211_vif *vif)
{
struct rtl8180_priv *priv = dev->priv;
* TODO: make hardware update beacon timestamp
*/
mgmt = (struct ieee80211_mgmt *)skb->data;
- mgmt->u.beacon.timestamp = cpu_to_le64(rtl8180_get_tsf(dev));
+ mgmt->u.beacon.timestamp = cpu_to_le64(rtl8180_get_tsf(dev, vif));
/* TODO: use actual beacon queue */
skb_set_queue_mapping(skb, 0);
return 0;
}
-static u64 rtl8187_get_tsf(struct ieee80211_hw *dev)
+static u64 rtl8187_get_tsf(struct ieee80211_hw *dev, struct ieee80211_vif *vif)
{
struct rtl8187_priv *priv = dev->priv;
mutex_unlock(&rtlpriv->locks.conf_mutex);
}
-static u64 rtl_op_get_tsf(struct ieee80211_hw *hw)
+static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u64 tsf;
return tsf;
}
-static void rtl_op_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void rtl_op_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ u64 tsf)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *) (&bibss));
}
-static void rtl_op_reset_tsf(struct ieee80211_hw *hw)
+static void rtl_op_reset_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 tmp = 0;
return ret;
}
-static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw)
+static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
struct wl1271 *wl = hw->priv;
}
}
-static u64 zd_op_get_tsf(struct ieee80211_hw *hw)
+static u64 zd_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct zd_mac *mac = zd_hw_mac(hw);
return zd_chip_get_tsf(&mac->chip);
bool set);
static void brcms_ops_sw_scan_start(struct ieee80211_hw *hw);
static void brcms_ops_sw_scan_complete(struct ieee80211_hw *hw);
-static void brcms_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf);
+static void brcms_ops_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, u64 tsf);
static int brcms_ops_get_stats(struct ieee80211_hw *hw,
struct ieee80211_low_level_stats *stats);
static void brcms_ops_sta_notify(struct ieee80211_hw *hw,
struct ieee80211_sta *sta);
static int brcms_ops_conf_tx(struct ieee80211_hw *hw, u16 queue,
const struct ieee80211_tx_queue_params *params);
-static u64 brcms_ops_get_tsf(struct ieee80211_hw *hw);
+static u64 brcms_ops_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif);
static int brcms_ops_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
static int brcms_ops_sta_remove(struct ieee80211_hw *hw,
return;
}
-static void brcms_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+static void brcms_ops_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, u64 tsf)
{
wiphy_err(hw->wiphy, "%s: Enter\n", __func__);
return;
return 0;
}
-static u64 brcms_ops_get_tsf(struct ieee80211_hw *hw)
+static u64 brcms_ops_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
{
wiphy_err(hw->wiphy, "%s: Enter\n", __func__);
return 0;
return 0;
}
-static u64 wbsoft_get_tsf(struct ieee80211_hw *dev)
+static u64 wbsoft_get_tsf(struct ieee80211_hw *dev, struct ieee80211_vif *vif)
{
printk("wbsoft_get_tsf called\n");
return 0;
enum sta_notify_cmd, struct ieee80211_sta *sta);
int (*conf_tx)(struct ieee80211_hw *hw, u16 queue,
const struct ieee80211_tx_queue_params *params);
- u64 (*get_tsf)(struct ieee80211_hw *hw);
- void (*set_tsf)(struct ieee80211_hw *hw, u64 tsf);
- void (*reset_tsf)(struct ieee80211_hw *hw);
+ u64 (*get_tsf)(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
+ void (*set_tsf)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ u64 tsf);
+ void (*reset_tsf)(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
int (*tx_last_beacon)(struct ieee80211_hw *hw);
int (*ampdu_action)(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
-static ssize_t tsf_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- u64 tsf;
-
- tsf = drv_get_tsf(local);
-
- return mac80211_format_buffer(user_buf, count, ppos, "0x%016llx\n",
- (unsigned long long) tsf);
-}
-
-static ssize_t tsf_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- unsigned long long tsf;
- char buf[100];
- size_t len;
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len))
- return -EFAULT;
- buf[len] = '\0';
-
- if (strncmp(buf, "reset", 5) == 0) {
- if (local->ops->reset_tsf) {
- drv_reset_tsf(local);
- wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
- }
- } else {
- tsf = simple_strtoul(buf, NULL, 0);
- if (local->ops->set_tsf) {
- drv_set_tsf(local, tsf);
- wiphy_info(local->hw.wiphy,
- "debugfs set TSF to %#018llx\n", tsf);
-
- }
- }
-
- return count;
-}
-
-static const struct file_operations tsf_ops = {
- .read = tsf_read,
- .write = tsf_write,
- .open = mac80211_open_file_generic,
- .llseek = default_llseek,
-};
-
static ssize_t reset_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
DEBUGFS_ADD(frequency);
DEBUGFS_ADD(total_ps_buffered);
DEBUGFS_ADD(wep_iv);
- DEBUGFS_ADD(tsf);
DEBUGFS_ADD(queues);
DEBUGFS_ADD_MODE(reset, 0200);
DEBUGFS_ADD(noack);
#include "rate.h"
#include "debugfs.h"
#include "debugfs_netdev.h"
+#include "driver-ops.h"
static ssize_t ieee80211_if_read(
struct ieee80211_sub_if_data *sdata,
}
__IEEE80211_IF_FILE(num_buffered_multicast, NULL);
+/* IBSS attributes */
+static ssize_t ieee80211_if_fmt_tsf(
+ const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
+{
+ struct ieee80211_local *local = sdata->local;
+ u64 tsf;
+
+ tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);
+
+ return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
+}
+
+static ssize_t ieee80211_if_parse_tsf(
+ struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
+{
+ struct ieee80211_local *local = sdata->local;
+ unsigned long long tsf;
+ int ret;
+
+ if (strncmp(buf, "reset", 5) == 0) {
+ if (local->ops->reset_tsf) {
+ drv_reset_tsf(local, sdata);
+ wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
+ }
+ } else {
+ ret = kstrtoull(buf, 10, &tsf);
+ if (ret < 0)
+ return -EINVAL;
+ if (local->ops->set_tsf) {
+ drv_set_tsf(local, sdata, tsf);
+ wiphy_info(local->hw.wiphy,
+ "debugfs set TSF to %#018llx\n", tsf);
+ }
+ }
+
+ return buflen;
+}
+__IEEE80211_IF_FILE_W(tsf);
+
+
/* WDS attributes */
IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);
DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
}
+static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
+{
+ DEBUGFS_ADD_MODE(tsf, 0600);
+}
+
static void add_wds_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted);
add_sta_files(sdata);
break;
case NL80211_IFTYPE_ADHOC:
- /* XXX */
+ add_ibss_files(sdata);
break;
case NL80211_IFTYPE_AP:
add_ap_files(sdata);
return ret;
}
-static inline u64 drv_get_tsf(struct ieee80211_local *local)
+static inline u64 drv_get_tsf(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata)
{
u64 ret = -1ULL;
might_sleep();
- trace_drv_get_tsf(local);
+ trace_drv_get_tsf(local, sdata);
if (local->ops->get_tsf)
- ret = local->ops->get_tsf(&local->hw);
+ ret = local->ops->get_tsf(&local->hw, &sdata->vif);
trace_drv_return_u64(local, ret);
return ret;
}
-static inline void drv_set_tsf(struct ieee80211_local *local, u64 tsf)
+static inline void drv_set_tsf(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ u64 tsf)
{
might_sleep();
- trace_drv_set_tsf(local, tsf);
+ trace_drv_set_tsf(local, sdata, tsf);
if (local->ops->set_tsf)
- local->ops->set_tsf(&local->hw, tsf);
+ local->ops->set_tsf(&local->hw, &sdata->vif, tsf);
trace_drv_return_void(local);
}
-static inline void drv_reset_tsf(struct ieee80211_local *local)
+static inline void drv_reset_tsf(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata)
{
might_sleep();
- trace_drv_reset_tsf(local);
+ trace_drv_reset_tsf(local, sdata);
if (local->ops->reset_tsf)
- local->ops->reset_tsf(&local->hw);
+ local->ops->reset_tsf(&local->hw, &sdata->vif);
trace_drv_return_void(local);
}
)
);
-DEFINE_EVENT(local_only_evt, drv_get_tsf,
- TP_PROTO(struct ieee80211_local *local),
- TP_ARGS(local)
+DEFINE_EVENT(local_sdata_evt, drv_get_tsf,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata),
+ TP_ARGS(local, sdata)
);
TRACE_EVENT(drv_set_tsf,
- TP_PROTO(struct ieee80211_local *local, u64 tsf),
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ u64 tsf),
- TP_ARGS(local, tsf),
+ TP_ARGS(local, sdata, tsf),
TP_STRUCT__entry(
LOCAL_ENTRY
+ VIF_ENTRY
__field(u64, tsf)
),
TP_fast_assign(
LOCAL_ASSIGN;
+ VIF_ASSIGN;
__entry->tsf = tsf;
),
TP_printk(
- LOCAL_PR_FMT " tsf:%llu",
- LOCAL_PR_ARG, (unsigned long long)__entry->tsf
+ LOCAL_PR_FMT VIF_PR_FMT " tsf:%llu",
+ LOCAL_PR_ARG, VIF_PR_ARG, (unsigned long long)__entry->tsf
)
);
-DEFINE_EVENT(local_only_evt, drv_reset_tsf,
- TP_PROTO(struct ieee80211_local *local),
- TP_ARGS(local)
+DEFINE_EVENT(local_sdata_evt, drv_reset_tsf,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata),
+ TP_ARGS(local, sdata)
);
DEFINE_EVENT(local_only_evt, drv_tx_last_beacon,
lockdep_assert_held(&ifibss->mtx);
/* Reset own TSF to allow time synchronization work. */
- drv_reset_tsf(local);
+ drv_reset_tsf(local, sdata);
skb = ifibss->skb;
rcu_assign_pointer(ifibss->presp, NULL);
* second best option: get current TSF
* (will return -1 if not supported)
*/
- rx_timestamp = drv_get_tsf(local);
+ rx_timestamp = drv_get_tsf(local, sdata);
}
#ifdef CONFIG_MAC80211_IBSS_DEBUG