/* Ignore all frames that were sent with a different rate than the rate
* we currently advise mac80211 to use. */
- if (info->tx_rate_idx != spinfo->txrate_idx)
+ if (info->status.rates[0].idx != spinfo->txrate_idx)
return;
spinfo->tx_num_xmit++;
/* We count frames that totally failed to be transmitted as two bad
* frames, those that made it out but had some retries as one good and
* one bad frame. */
- if (info->status.excessive_retries) {
+ if (!(info->flags & IEEE80211_TX_STAT_ACK)) {
spinfo->tx_num_failed += 2;
spinfo->tx_num_xmit++;
- } else if (info->status.retry_count) {
+ } else if (info->status.rates[0].count > 1) {
spinfo->tx_num_failed++;
spinfo->tx_num_xmit++;
}
}
static void
-rate_control_pid_get_rate(void *priv, struct ieee80211_supported_band *sband,
- struct ieee80211_sta *sta, void *priv_sta,
- struct sk_buff *skb,
- struct rate_selection *sel)
+rate_control_pid_get_rate(void *priv, struct ieee80211_sta *sta,
+ void *priv_sta,
+ struct ieee80211_tx_rate_control *txrc)
{
+ struct sk_buff *skb = txrc->skb;
+ struct ieee80211_supported_band *sband = txrc->sband;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct rc_pid_sta_info *spinfo = priv_sta;
int rateidx;
u16 fc;
- /* Send management frames and broadcast/multicast data using lowest
- * rate. */
+ if (txrc->rts)
+ info->control.rates[0].count =
+ txrc->hw->conf.long_frame_max_tx_count;
+ else
+ info->control.rates[0].count =
+ txrc->hw->conf.short_frame_max_tx_count;
+
+ /* Send management frames and NO_ACK data using lowest rate. */
fc = le16_to_cpu(hdr->frame_control);
if (!sta || !spinfo ||
(fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA ||
- is_multicast_ether_addr(hdr->addr1)) {
- sel->rate_idx = rate_lowest_index(sband, sta);
+ info->flags & IEEE80211_TX_CTL_NO_ACK) {
+ info->control.rates[0].idx = rate_lowest_index(sband, sta);
+ if (info->flags & IEEE80211_TX_CTL_NO_ACK)
+ info->control.rates[0].count = 1;
+
return;
}
if (rateidx >= sband->n_bitrates)
rateidx = sband->n_bitrates - 1;
- sel->rate_idx = rateidx;
+ info->control.rates[0].idx = rateidx;
#ifdef CONFIG_MAC80211_DEBUGFS
rate_control_pid_event_tx_rate(&spinfo->events,
struct ieee80211_sta *sta, void *priv_sta)
{
struct rc_pid_sta_info *spinfo = priv_sta;
+ struct rc_pid_info *pinfo = priv;
+ struct rc_pid_rateinfo *rinfo = pinfo->rinfo;
struct sta_info *si;
+ int i, j, tmp;
+ bool s;
/* TODO: This routine should consider using RSSI from previous packets
* as we need to have IEEE 802.1X auth succeed immediately after assoc..
* Until that method is implemented, we will use the lowest supported
* rate as a workaround. */
+ /* Sort the rates. This is optimized for the most common case (i.e.
+ * almost-sorted CCK+OFDM rates). Kind of bubble-sort with reversed
+ * mapping too. */
+ for (i = 0; i < sband->n_bitrates; i++) {
+ rinfo[i].index = i;
+ rinfo[i].rev_index = i;
+ if (RC_PID_FAST_START)
+ rinfo[i].diff = 0;
+ else
+ rinfo[i].diff = i * pinfo->norm_offset;
+ }
+ for (i = 1; i < sband->n_bitrates; i++) {
+ s = 0;
+ for (j = 0; j < sband->n_bitrates - i; j++)
+ if (unlikely(sband->bitrates[rinfo[j].index].bitrate >
+ sband->bitrates[rinfo[j + 1].index].bitrate)) {
+ tmp = rinfo[j].index;
+ rinfo[j].index = rinfo[j + 1].index;
+ rinfo[j + 1].index = tmp;
+ rinfo[rinfo[j].index].rev_index = j;
+ rinfo[rinfo[j + 1].index].rev_index = j + 1;
+ s = 1;
+ }
+ if (!s)
+ break;
+ }
+
spinfo->txrate_idx = rate_lowest_index(sband, sta);
/* HACK */
si = container_of(sta, struct sta_info, sta);
struct rc_pid_info *pinfo;
struct rc_pid_rateinfo *rinfo;
struct ieee80211_supported_band *sband;
- int i, j, tmp;
- bool s;
+ int i, max_rates = 0;
#ifdef CONFIG_MAC80211_DEBUGFS
struct rc_pid_debugfs_entries *de;
#endif
- sband = hw->wiphy->bands[hw->conf.channel->band];
-
pinfo = kmalloc(sizeof(*pinfo), GFP_ATOMIC);
if (!pinfo)
return NULL;
- /* We can safely assume that sband won't change unless we get
- * reinitialized. */
- rinfo = kmalloc(sizeof(*rinfo) * sband->n_bitrates, GFP_ATOMIC);
+ for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
+ sband = hw->wiphy->bands[i];
+ if (sband && sband->n_bitrates > max_rates)
+ max_rates = sband->n_bitrates;
+ }
+
+ rinfo = kmalloc(sizeof(*rinfo) * max_rates, GFP_ATOMIC);
if (!rinfo) {
kfree(pinfo);
return NULL;
pinfo->rinfo = rinfo;
pinfo->oldrate = 0;
- /* Sort the rates. This is optimized for the most common case (i.e.
- * almost-sorted CCK+OFDM rates). Kind of bubble-sort with reversed
- * mapping too. */
- for (i = 0; i < sband->n_bitrates; i++) {
- rinfo[i].index = i;
- rinfo[i].rev_index = i;
- if (RC_PID_FAST_START)
- rinfo[i].diff = 0;
- else
- rinfo[i].diff = i * pinfo->norm_offset;
- }
- for (i = 1; i < sband->n_bitrates; i++) {
- s = 0;
- for (j = 0; j < sband->n_bitrates - i; j++)
- if (unlikely(sband->bitrates[rinfo[j].index].bitrate >
- sband->bitrates[rinfo[j + 1].index].bitrate)) {
- tmp = rinfo[j].index;
- rinfo[j].index = rinfo[j + 1].index;
- rinfo[j + 1].index = tmp;
- rinfo[rinfo[j].index].rev_index = j;
- rinfo[rinfo[j + 1].index].rev_index = j + 1;
- s = 1;
- }
- if (!s)
- break;
- }
-
#ifdef CONFIG_MAC80211_DEBUGFS
de = &pinfo->dentries;
de->target = debugfs_create_u32("target_pf", S_IRUSR | S_IWUSR,
S_IRUSR | S_IWUSR, debugfsdir,
&pinfo->sampling_period);
de->coeff_p = debugfs_create_u32("coeff_p", S_IRUSR | S_IWUSR,
- debugfsdir, &pinfo->coeff_p);
+ debugfsdir, (u32 *)&pinfo->coeff_p);
de->coeff_i = debugfs_create_u32("coeff_i", S_IRUSR | S_IWUSR,
- debugfsdir, &pinfo->coeff_i);
+ debugfsdir, (u32 *)&pinfo->coeff_i);
de->coeff_d = debugfs_create_u32("coeff_d", S_IRUSR | S_IWUSR,
- debugfsdir, &pinfo->coeff_d);
+ debugfsdir, (u32 *)&pinfo->coeff_d);
de->smoothing_shift = debugfs_create_u32("smoothing_shift",
S_IRUSR | S_IWUSR, debugfsdir,
&pinfo->smoothing_shift);
kfree(pinfo);
}
-static void rate_control_pid_clear(void *priv)
-{
-}
-
static void *rate_control_pid_alloc_sta(void *priv, struct ieee80211_sta *sta,
gfp_t gfp)
{
.tx_status = rate_control_pid_tx_status,
.get_rate = rate_control_pid_get_rate,
.rate_init = rate_control_pid_rate_init,
- .clear = rate_control_pid_clear,
.alloc = rate_control_pid_alloc,
.free = rate_control_pid_free,
.alloc_sta = rate_control_pid_alloc_sta,