diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c | 239 |
1 files changed, 201 insertions, 38 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c index 48c023b4ca36..f052c6d09b37 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c @@ -28,6 +28,30 @@ #include "iwl-agn-debugfs.h" +static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) +{ + int p = 0; + u32 flag; + + if (priv->cfg->bt_statistics) + flag = le32_to_cpu(priv->_agn.statistics_bt.flag); + else + flag = le32_to_cpu(priv->_agn.statistics.flag); + + p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag); + if (flag & UCODE_STATISTICS_CLEAR_MSK) + p += scnprintf(buf + p, bufsz - p, + "\tStatistics have been cleared\n"); + p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", + (flag & UCODE_STATISTICS_FREQUENCY_MSK) + ? "2.4 GHz" : "5.2 GHz"); + p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", + (flag & UCODE_STATISTICS_NARROW_BAND_MSK) + ? "enabled" : "disabled"); + + return p; +} + ssize_t iwl_ucode_rx_stats_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -58,24 +82,45 @@ ssize_t iwl_ucode_rx_stats_read(struct file *file, char __user *user_buf, * the last statistics notification from uCode * might not reflect the current uCode activity */ - ofdm = &priv->statistics.rx.ofdm; - cck = &priv->statistics.rx.cck; - general = &priv->statistics.rx.general; - ht = &priv->statistics.rx.ofdm_ht; - accum_ofdm = &priv->accum_statistics.rx.ofdm; - accum_cck = &priv->accum_statistics.rx.cck; - accum_general = &priv->accum_statistics.rx.general; - accum_ht = &priv->accum_statistics.rx.ofdm_ht; - delta_ofdm = &priv->delta_statistics.rx.ofdm; - delta_cck = &priv->delta_statistics.rx.cck; - delta_general = &priv->delta_statistics.rx.general; - delta_ht = &priv->delta_statistics.rx.ofdm_ht; - max_ofdm = &priv->max_delta.rx.ofdm; - max_cck = &priv->max_delta.rx.cck; - max_general = &priv->max_delta.rx.general; - max_ht = &priv->max_delta.rx.ofdm_ht; - - pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); + if (priv->cfg->bt_statistics) { + ofdm = &priv->_agn.statistics_bt.rx.ofdm; + cck = &priv->_agn.statistics_bt.rx.cck; + general = &priv->_agn.statistics_bt.rx.general.common; + ht = &priv->_agn.statistics_bt.rx.ofdm_ht; + accum_ofdm = &priv->_agn.accum_statistics_bt.rx.ofdm; + accum_cck = &priv->_agn.accum_statistics_bt.rx.cck; + accum_general = + &priv->_agn.accum_statistics_bt.rx.general.common; + accum_ht = &priv->_agn.accum_statistics_bt.rx.ofdm_ht; + delta_ofdm = &priv->_agn.delta_statistics_bt.rx.ofdm; + delta_cck = &priv->_agn.delta_statistics_bt.rx.cck; + delta_general = + &priv->_agn.delta_statistics_bt.rx.general.common; + delta_ht = &priv->_agn.delta_statistics_bt.rx.ofdm_ht; + max_ofdm = &priv->_agn.max_delta_bt.rx.ofdm; + max_cck = &priv->_agn.max_delta_bt.rx.cck; + max_general = &priv->_agn.max_delta_bt.rx.general.common; + max_ht = &priv->_agn.max_delta_bt.rx.ofdm_ht; + } else { + ofdm = &priv->_agn.statistics.rx.ofdm; + cck = &priv->_agn.statistics.rx.cck; + general = &priv->_agn.statistics.rx.general; + ht = &priv->_agn.statistics.rx.ofdm_ht; + accum_ofdm = &priv->_agn.accum_statistics.rx.ofdm; + accum_cck = &priv->_agn.accum_statistics.rx.cck; + accum_general = &priv->_agn.accum_statistics.rx.general; + accum_ht = &priv->_agn.accum_statistics.rx.ofdm_ht; + delta_ofdm = &priv->_agn.delta_statistics.rx.ofdm; + delta_cck = &priv->_agn.delta_statistics.rx.cck; + delta_general = &priv->_agn.delta_statistics.rx.general; + delta_ht = &priv->_agn.delta_statistics.rx.ofdm_ht; + max_ofdm = &priv->_agn.max_delta.rx.ofdm; + max_cck = &priv->_agn.max_delta.rx.cck; + max_general = &priv->_agn.max_delta.rx.general; + max_ht = &priv->_agn.max_delta.rx.ofdm_ht; + } + + pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" "acumulative delta max\n", "Statistics_Rx - OFDM:"); @@ -539,11 +584,19 @@ ssize_t iwl_ucode_tx_stats_read(struct file *file, * the last statistics notification from uCode * might not reflect the current uCode activity */ - tx = &priv->statistics.tx; - accum_tx = &priv->accum_statistics.tx; - delta_tx = &priv->delta_statistics.tx; - max_tx = &priv->max_delta.tx; - pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); + if (priv->cfg->bt_statistics) { + tx = &priv->_agn.statistics_bt.tx; + accum_tx = &priv->_agn.accum_statistics_bt.tx; + delta_tx = &priv->_agn.delta_statistics_bt.tx; + max_tx = &priv->_agn.max_delta_bt.tx; + } else { + tx = &priv->_agn.statistics.tx; + accum_tx = &priv->_agn.accum_statistics.tx; + delta_tx = &priv->_agn.delta_statistics.tx; + max_tx = &priv->_agn.max_delta.tx; + } + + pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" "acumulative delta max\n", "Statistics_Tx:"); @@ -738,8 +791,8 @@ ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf, char *buf; int bufsz = sizeof(struct statistics_general) * 10 + 300; ssize_t ret; - struct statistics_general *general, *accum_general; - struct statistics_general *delta_general, *max_general; + struct statistics_general_common *general, *accum_general; + struct statistics_general_common *delta_general, *max_general; struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg; struct statistics_div *div, *accum_div, *delta_div, *max_div; @@ -756,19 +809,35 @@ ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf, * the last statistics notification from uCode * might not reflect the current uCode activity */ - general = &priv->statistics.general; - dbg = &priv->statistics.general.dbg; - div = &priv->statistics.general.div; - accum_general = &priv->accum_statistics.general; - delta_general = &priv->delta_statistics.general; - max_general = &priv->max_delta.general; - accum_dbg = &priv->accum_statistics.general.dbg; - delta_dbg = &priv->delta_statistics.general.dbg; - max_dbg = &priv->max_delta.general.dbg; - accum_div = &priv->accum_statistics.general.div; - delta_div = &priv->delta_statistics.general.div; - max_div = &priv->max_delta.general.div; - pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); + if (priv->cfg->bt_statistics) { + general = &priv->_agn.statistics_bt.general.common; + dbg = &priv->_agn.statistics_bt.general.common.dbg; + div = &priv->_agn.statistics_bt.general.common.div; + accum_general = &priv->_agn.accum_statistics_bt.general.common; + accum_dbg = &priv->_agn.accum_statistics_bt.general.common.dbg; + accum_div = &priv->_agn.accum_statistics_bt.general.common.div; + delta_general = &priv->_agn.delta_statistics_bt.general.common; + max_general = &priv->_agn.max_delta_bt.general.common; + delta_dbg = &priv->_agn.delta_statistics_bt.general.common.dbg; + max_dbg = &priv->_agn.max_delta_bt.general.common.dbg; + delta_div = &priv->_agn.delta_statistics_bt.general.common.div; + max_div = &priv->_agn.max_delta_bt.general.common.div; + } else { + general = &priv->_agn.statistics.general.common; + dbg = &priv->_agn.statistics.general.common.dbg; + div = &priv->_agn.statistics.general.common.div; + accum_general = &priv->_agn.accum_statistics.general.common; + accum_dbg = &priv->_agn.accum_statistics.general.common.dbg; + accum_div = &priv->_agn.accum_statistics.general.common.div; + delta_general = &priv->_agn.delta_statistics.general.common; + max_general = &priv->_agn.max_delta.general.common; + delta_dbg = &priv->_agn.delta_statistics.general.common.dbg; + max_dbg = &priv->_agn.max_delta.general.common.dbg; + delta_div = &priv->_agn.delta_statistics.general.common.div; + max_div = &priv->_agn.max_delta.general.common.div; + } + + pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" "acumulative delta max\n", "Statistics_General:"); @@ -792,6 +861,13 @@ ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf, delta_dbg->burst_count, max_dbg->burst_count); pos += scnprintf(buf + pos, bufsz - pos, " %-30s %10u %10u %10u %10u\n", + "wait_for_silence_timeout_count:", + le32_to_cpu(dbg->wait_for_silence_timeout_cnt), + accum_dbg->wait_for_silence_timeout_cnt, + delta_dbg->wait_for_silence_timeout_cnt, + max_dbg->wait_for_silence_timeout_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + " %-30s %10u %10u %10u %10u\n", "sleep_time:", le32_to_cpu(general->sleep_time), accum_general->sleep_time, @@ -848,3 +924,90 @@ ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf, kfree(buf); return ret; } + +ssize_t iwl_ucode_bt_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = (struct iwl_priv *)file->private_data; + int pos = 0; + char *buf; + int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200; + ssize_t ret; + struct statistics_bt_activity *bt, *accum_bt; + + if (!iwl_is_alive(priv)) + return -EAGAIN; + + /* make request to uCode to retrieve statistics information */ + mutex_lock(&priv->mutex); + ret = iwl_send_statistics_request(priv, CMD_SYNC, false); + mutex_unlock(&priv->mutex); + + if (ret) { + IWL_ERR(priv, + "Error sending statistics request: %zd\n", ret); + return -EAGAIN; + } + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) { + IWL_ERR(priv, "Can not allocate Buffer\n"); + return -ENOMEM; + } + + /* + * the statistic information display here is based on + * the last statistics notification from uCode + * might not reflect the current uCode activity + */ + bt = &priv->_agn.statistics_bt.general.activity; + accum_bt = &priv->_agn.accum_statistics_bt.general.activity; + + pos += iwl_statistics_flag(priv, buf, bufsz); + pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "\t\t\tcurrent\t\t\taccumulative\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_tx_req_cnt), + accum_bt->hi_priority_tx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_tx_denied_cnt), + accum_bt->hi_priority_tx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_tx_req_cnt), + accum_bt->lo_priority_tx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_tx_denied_cnt), + accum_bt->lo_priority_tx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_rx_req_cnt), + accum_bt->hi_priority_rx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_rx_denied_cnt), + accum_bt->hi_priority_rx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_rx_req_cnt), + accum_bt->lo_priority_rx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_rx_denied_cnt), + accum_bt->lo_priority_rx_denied_cnt); + + pos += scnprintf(buf + pos, bufsz - pos, + "(rx)num_bt_kills:\t\t%u\t\t\t%u\n", + le32_to_cpu(priv->_agn.statistics_bt.rx. + general.num_bt_kills), + priv->_agn.accum_statistics_bt.rx. + general.num_bt_kills); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} |