1 files changed, 180 insertions, 45 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c
index 5e5c5122fb15..f052c6d09b37 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c
@@ -31,21 +31,24 @@
 static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
 {
         int p = 0;
+        u32 flag;
 
-        p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n",
-                       le32_to_cpu(priv->_agn.statistics.flag));
-        if (le32_to_cpu(priv->_agn.statistics.flag) &
-                        UCODE_STATISTICS_CLEAR_MSK)
+        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");
+                "\tStatistics have been cleared\n");
         p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
-                       (le32_to_cpu(priv->_agn.statistics.flag) &
-                        UCODE_STATISTICS_FREQUENCY_MSK)
-                        ? "2.4 GHz" : "5.2 GHz");
+                (flag & UCODE_STATISTICS_FREQUENCY_MSK)
+                ? "2.4 GHz" : "5.2 GHz");
         p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
-                       (le32_to_cpu(priv->_agn.statistics.flag) &
-                        UCODE_STATISTICS_NARROW_BAND_MSK)
-                        ? "enabled" : "disabled");
+                (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
+                 ? "enabled" : "disabled");
+
         return p;
 }
 
@@ -79,22 +82,43 @@ 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->_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;
+        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"
@@ -560,10 +584,18 @@ 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->_agn.statistics.tx;
-        accum_tx = &priv->_agn.accum_statistics.tx;
-        delta_tx = &priv->_agn.delta_statistics.tx;
-        max_tx = &priv->_agn.max_delta.tx;
+        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",
@@ -759,8 +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;
 
@@ -777,18 +809,34 @@ 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->_agn.statistics.general;
-        dbg = &priv->_agn.statistics.general.dbg;
-        div = &priv->_agn.statistics.general.div;
-        accum_general = &priv->_agn.accum_statistics.general;
-        delta_general = &priv->_agn.delta_statistics.general;
-        max_general = &priv->_agn.max_delta.general;
-        accum_dbg = &priv->_agn.accum_statistics.general.dbg;
-        delta_dbg = &priv->_agn.delta_statistics.general.dbg;
-        max_dbg = &priv->_agn.max_delta.general.dbg;
-        accum_div = &priv->_agn.accum_statistics.general.div;
-        delta_div = &priv->_agn.delta_statistics.general.div;
-        max_div = &priv->_agn.max_delta.general.div;
+        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",
@@ -876,3 +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;
+}