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path: root/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-rx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rx.c167
1 files changed, 117 insertions, 50 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
index 249b77bbf638..9490eced1198 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
@@ -67,17 +67,22 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
* exactly when to expect beacons, therefore only when we're associated. */
static void iwl_rx_calc_noise(struct iwl_priv *priv)
{
- struct statistics_rx_non_phy *rx_info
- = &(priv->_agn.statistics.rx.general);
+ struct statistics_rx_non_phy *rx_info;
int num_active_rx = 0;
int total_silence = 0;
- int bcn_silence_a =
+ int bcn_silence_a, bcn_silence_b, bcn_silence_c;
+ int last_rx_noise;
+
+ if (priv->cfg->bt_statistics)
+ rx_info = &(priv->_agn.statistics_bt.rx.general.common);
+ else
+ rx_info = &(priv->_agn.statistics.rx.general);
+ bcn_silence_a =
le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER;
- int bcn_silence_b =
+ bcn_silence_b =
le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER;
- int bcn_silence_c =
+ bcn_silence_c =
le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER;
- int last_rx_noise;
if (bcn_silence_a) {
total_silence += bcn_silence_a;
@@ -112,17 +117,35 @@ static void iwl_rx_calc_noise(struct iwl_priv *priv)
static void iwl_accumulative_statistics(struct iwl_priv *priv,
__le32 *stats)
{
- int i;
+ int i, size;
__le32 *prev_stats;
u32 *accum_stats;
u32 *delta, *max_delta;
+ struct statistics_general_common *general, *accum_general;
+ struct statistics_tx *tx, *accum_tx;
- prev_stats = (__le32 *)&priv->_agn.statistics;
- accum_stats = (u32 *)&priv->_agn.accum_statistics;
- delta = (u32 *)&priv->_agn.delta_statistics;
- max_delta = (u32 *)&priv->_agn.max_delta;
-
- for (i = sizeof(__le32); i < sizeof(struct iwl_notif_statistics);
+ if (priv->cfg->bt_statistics) {
+ prev_stats = (__le32 *)&priv->_agn.statistics_bt;
+ accum_stats = (u32 *)&priv->_agn.accum_statistics_bt;
+ size = sizeof(struct iwl_bt_notif_statistics);
+ general = &priv->_agn.statistics_bt.general.common;
+ accum_general = &priv->_agn.accum_statistics_bt.general.common;
+ tx = &priv->_agn.statistics_bt.tx;
+ accum_tx = &priv->_agn.accum_statistics_bt.tx;
+ delta = (u32 *)&priv->_agn.delta_statistics_bt;
+ max_delta = (u32 *)&priv->_agn.max_delta_bt;
+ } else {
+ prev_stats = (__le32 *)&priv->_agn.statistics;
+ accum_stats = (u32 *)&priv->_agn.accum_statistics;
+ size = sizeof(struct iwl_notif_statistics);
+ general = &priv->_agn.statistics.general.common;
+ accum_general = &priv->_agn.accum_statistics.general.common;
+ tx = &priv->_agn.statistics.tx;
+ accum_tx = &priv->_agn.accum_statistics.tx;
+ delta = (u32 *)&priv->_agn.delta_statistics;
+ max_delta = (u32 *)&priv->_agn.max_delta;
+ }
+ for (i = sizeof(__le32); i < size;
i += sizeof(__le32), stats++, prev_stats++, delta++,
max_delta++, accum_stats++) {
if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats)) {
@@ -135,18 +158,12 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv,
}
/* reset accumulative statistics for "no-counter" type statistics */
- priv->_agn.accum_statistics.general.common.temperature =
- priv->_agn.statistics.general.common.temperature;
- priv->_agn.accum_statistics.general.common.temperature_m =
- priv->_agn.statistics.general.common.temperature_m;
- priv->_agn.accum_statistics.general.common.ttl_timestamp =
- priv->_agn.statistics.general.common.ttl_timestamp;
- priv->_agn.accum_statistics.tx.tx_power.ant_a =
- priv->_agn.statistics.tx.tx_power.ant_a;
- priv->_agn.accum_statistics.tx.tx_power.ant_b =
- priv->_agn.statistics.tx.tx_power.ant_b;
- priv->_agn.accum_statistics.tx.tx_power.ant_c =
- priv->_agn.statistics.tx.tx_power.ant_c;
+ accum_general->temperature = general->temperature;
+ accum_general->temperature_m = general->temperature_m;
+ accum_general->ttl_timestamp = general->ttl_timestamp;
+ accum_tx->tx_power.ant_a = tx->tx_power.ant_a;
+ accum_tx->tx_power.ant_b = tx->tx_power.ant_b;
+ accum_tx->tx_power.ant_c = tx->tx_power.ant_c;
}
#endif
@@ -185,11 +202,30 @@ bool iwl_good_plcp_health(struct iwl_priv *priv,
* by zero.
*/
if (plcp_msec) {
- combined_plcp_delta =
- (le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err) -
- le32_to_cpu(priv->_agn.statistics.rx.ofdm.plcp_err)) +
- (le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err) -
- le32_to_cpu(priv->_agn.statistics.rx.ofdm_ht.plcp_err));
+ struct statistics_rx_phy *ofdm;
+ struct statistics_rx_ht_phy *ofdm_ht;
+
+ if (priv->cfg->bt_statistics) {
+ ofdm = &pkt->u.stats_bt.rx.ofdm;
+ ofdm_ht = &pkt->u.stats_bt.rx.ofdm_ht;
+ combined_plcp_delta =
+ (le32_to_cpu(ofdm->plcp_err) -
+ le32_to_cpu(priv->_agn.statistics_bt.
+ rx.ofdm.plcp_err)) +
+ (le32_to_cpu(ofdm_ht->plcp_err) -
+ le32_to_cpu(priv->_agn.statistics_bt.
+ rx.ofdm_ht.plcp_err));
+ } else {
+ ofdm = &pkt->u.stats.rx.ofdm;
+ ofdm_ht = &pkt->u.stats.rx.ofdm_ht;
+ combined_plcp_delta =
+ (le32_to_cpu(ofdm->plcp_err) -
+ le32_to_cpu(priv->_agn.statistics.
+ rx.ofdm.plcp_err)) +
+ (le32_to_cpu(ofdm_ht->plcp_err) -
+ le32_to_cpu(priv->_agn.statistics.
+ rx.ofdm_ht.plcp_err));
+ }
if ((combined_plcp_delta > 0) &&
((combined_plcp_delta * 100) / plcp_msec) >
@@ -206,15 +242,14 @@ bool iwl_good_plcp_health(struct iwl_priv *priv,
* plcp_msec
*/
IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, "
- "%u, %u, %u, %u, %d, %u mSecs\n",
- priv->cfg->plcp_delta_threshold,
- le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err),
- le32_to_cpu(
- priv->_agn.statistics.rx.ofdm.plcp_err),
- le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err),
- le32_to_cpu(
- priv->_agn.statistics.rx.ofdm_ht.plcp_err),
- combined_plcp_delta, plcp_msec);
+ "%u, %u, %u, %u, %d, %u mSecs\n",
+ priv->cfg->plcp_delta_threshold,
+ le32_to_cpu(ofdm->plcp_err),
+ le32_to_cpu(ofdm->plcp_err),
+ le32_to_cpu(ofdm_ht->plcp_err),
+ le32_to_cpu(ofdm_ht->plcp_err),
+ combined_plcp_delta, plcp_msec);
+
rc = false;
}
}
@@ -227,24 +262,50 @@ void iwl_rx_statistics(struct iwl_priv *priv,
int change;
struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ if (priv->cfg->bt_statistics) {
+ IWL_DEBUG_RX(priv,
+ "Statistics notification received (%d vs %d).\n",
+ (int)sizeof(struct iwl_bt_notif_statistics),
+ le32_to_cpu(pkt->len_n_flags) &
+ FH_RSCSR_FRAME_SIZE_MSK);
- IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n",
- (int)sizeof(priv->_agn.statistics),
- le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK);
+ change = ((priv->_agn.statistics_bt.general.common.temperature !=
+ pkt->u.stats_bt.general.common.temperature) ||
+ ((priv->_agn.statistics_bt.flag &
+ STATISTICS_REPLY_FLG_HT40_MODE_MSK) !=
+ (pkt->u.stats_bt.flag &
+ STATISTICS_REPLY_FLG_HT40_MODE_MSK)));
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+ iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats_bt);
+#endif
- change = ((priv->_agn.statistics.general.common.temperature !=
- pkt->u.stats.general.common.temperature) ||
- ((priv->_agn.statistics.flag &
- STATISTICS_REPLY_FLG_HT40_MODE_MSK) !=
- (pkt->u.stats.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK)));
+ } else {
+ IWL_DEBUG_RX(priv,
+ "Statistics notification received (%d vs %d).\n",
+ (int)sizeof(struct iwl_notif_statistics),
+ le32_to_cpu(pkt->len_n_flags) &
+ FH_RSCSR_FRAME_SIZE_MSK);
+ change = ((priv->_agn.statistics.general.common.temperature !=
+ pkt->u.stats.general.common.temperature) ||
+ ((priv->_agn.statistics.flag &
+ STATISTICS_REPLY_FLG_HT40_MODE_MSK) !=
+ (pkt->u.stats.flag &
+ STATISTICS_REPLY_FLG_HT40_MODE_MSK)));
#ifdef CONFIG_IWLWIFI_DEBUGFS
- iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats);
+ iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats);
#endif
+
+ }
+
iwl_recover_from_statistics(priv, pkt);
- memcpy(&priv->_agn.statistics, &pkt->u.stats,
- sizeof(priv->_agn.statistics));
+ if (priv->cfg->bt_statistics)
+ memcpy(&priv->_agn.statistics_bt, &pkt->u.stats_bt,
+ sizeof(priv->_agn.statistics_bt));
+ else
+ memcpy(&priv->_agn.statistics, &pkt->u.stats,
+ sizeof(priv->_agn.statistics));
set_bit(STATUS_STATISTICS, &priv->status);
@@ -277,6 +338,12 @@ void iwl_reply_statistics(struct iwl_priv *priv,
sizeof(struct iwl_notif_statistics));
memset(&priv->_agn.max_delta, 0,
sizeof(struct iwl_notif_statistics));
+ memset(&priv->_agn.accum_statistics_bt, 0,
+ sizeof(struct iwl_bt_notif_statistics));
+ memset(&priv->_agn.delta_statistics_bt, 0,
+ sizeof(struct iwl_bt_notif_statistics));
+ memset(&priv->_agn.max_delta_bt, 0,
+ sizeof(struct iwl_bt_notif_statistics));
#endif
IWL_DEBUG_RX(priv, "Statistics have been cleared\n");
}