void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { int change; struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data; IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n", (int)sizeof(priv->statistics), le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK); change = ((priv->statistics.general.temperature != pkt->u.stats.general.temperature) || ((priv->statistics.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK) != (pkt->u.stats.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK))); memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics)); set_bit(STATUS_STATISTICS, &priv->status); /* Reschedule the statistics timer to occur in * REG_RECALIB_PERIOD seconds to ensure we get a * thermal update even if the uCode doesn't give * us one */ mod_timer(&priv->statistics_periodic, jiffies + msecs_to_jiffies(REG_RECALIB_PERIOD * 1000)); if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { iwl_rx_calc_noise(priv); queue_work(priv->workqueue, &priv->run_time_calib_work); } iwl_leds_background(priv); if (priv->cfg->ops->lib->temp_ops.temperature && change) priv->cfg->ops->lib->temp_ops.temperature(priv); }
void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { int change; struct iwl_rx_packet *pkt = rxb_addr(rxb); if (iwl_bt_statistics(priv)) { 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); 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 } 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); #endif } iwl_recover_from_statistics(priv, pkt); if (iwl_bt_statistics(priv)) 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); /* Reschedule the statistics timer to occur in * REG_RECALIB_PERIOD seconds to ensure we get a * thermal update even if the uCode doesn't give * us one */ mod_timer(&priv->statistics_periodic, jiffies + msecs_to_jiffies(REG_RECALIB_PERIOD * 1000)); if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { iwl_rx_calc_noise(priv); queue_work(priv->workqueue, &priv->run_time_calib_work); } if (priv->cfg->ops->lib->temp_ops.temperature && change) priv->cfg->ops->lib->temp_ops.temperature(priv); }
void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { int change; struct iwl_rx_packet *pkt = rxb_addr(rxb); int combined_plcp_delta; unsigned int plcp_msec; unsigned long plcp_received_jiffies; IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n", (int)sizeof(priv->statistics), le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK); change = ((priv->statistics.general.temperature != pkt->u.stats.general.temperature) || ((priv->statistics.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK) != (pkt->u.stats.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK))); #ifdef CONFIG_IWLWIFI_DEBUG iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats); #endif /* * check for plcp_err and trigger radio reset if it exceeds * the plcp error threshold plcp_delta. */ plcp_received_jiffies = jiffies; plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - (long) priv->plcp_jiffies); priv->plcp_jiffies = plcp_received_jiffies; /* * check to make sure plcp_msec is not 0 to prevent division * by zero. */ if (plcp_msec) { combined_plcp_delta = (le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err) - le32_to_cpu(priv->statistics.rx.ofdm.plcp_err)) + (le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err) - le32_to_cpu(priv->statistics.rx.ofdm_ht.plcp_err)); if ((combined_plcp_delta > 0) && ((combined_plcp_delta * 100) / plcp_msec) > priv->cfg->plcp_delta_threshold) { /* * if plcp_err exceed the threshold, the following * data is printed in csv format: * Text: plcp_err exceeded %d, * Received ofdm.plcp_err, * Current ofdm.plcp_err, * Received ofdm_ht.plcp_err, * Current ofdm_ht.plcp_err, * combined_plcp_delta, * plcp_msec */ IWL_DEBUG_RADIO(priv, PLCP_MSG, priv->cfg->plcp_delta_threshold, le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err), le32_to_cpu(priv->statistics.rx.ofdm.plcp_err), le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err), le32_to_cpu( priv->statistics.rx.ofdm_ht.plcp_err), combined_plcp_delta, plcp_msec); /* * Reset the RF radio due to the high plcp * error rate */ iwl_force_reset(priv, IWL_RF_RESET); } } memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics)); set_bit(STATUS_STATISTICS, &priv->status); /* Reschedule the statistics timer to occur in * REG_RECALIB_PERIOD seconds to ensure we get a * thermal update even if the uCode doesn't give * us one */ mod_timer(&priv->statistics_periodic, jiffies + msecs_to_jiffies(REG_RECALIB_PERIOD * 1000)); if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { iwl_rx_calc_noise(priv); queue_work(priv->workqueue, &priv->run_time_calib_work); } if (priv->cfg->ops->lib->temp_ops.temperature && change) priv->cfg->ops->lib->temp_ops.temperature(priv); }