ath6kl: add debug messages for credit handling
[cascardo/linux.git] / drivers / net / wireless / ath / ath6kl / debug.c
index cec958a..d537ccf 100644 (file)
@@ -142,49 +142,48 @@ void ath6kl_dump_registers(struct ath6kl_device *dev,
 
 static void dump_cred_dist(struct htc_endpoint_credit_dist *ep_dist)
 {
-       ath6kl_dbg(ATH6KL_DBG_ANY,
+       ath6kl_dbg(ATH6KL_DBG_CREDIT,
                   "--- endpoint: %d  svc_id: 0x%X ---\n",
                   ep_dist->endpoint, ep_dist->svc_id);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " dist_flags     : 0x%X\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " dist_flags     : 0x%X\n",
                   ep_dist->dist_flags);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_norm      : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_norm      : %d\n",
                   ep_dist->cred_norm);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_min       : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_min       : %d\n",
                   ep_dist->cred_min);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " credits        : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " credits        : %d\n",
                   ep_dist->credits);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_assngd    : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_assngd    : %d\n",
                   ep_dist->cred_assngd);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " seek_cred      : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " seek_cred      : %d\n",
                   ep_dist->seek_cred);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_sz        : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_sz        : %d\n",
                   ep_dist->cred_sz);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_per_msg   : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_per_msg   : %d\n",
                   ep_dist->cred_per_msg);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " cred_to_dist   : %d\n",
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_to_dist   : %d\n",
                   ep_dist->cred_to_dist);
-       ath6kl_dbg(ATH6KL_DBG_ANY, " txq_depth      : %d\n",
-                  get_queue_depth(&((struct htc_endpoint *)
-                                    ep_dist->htc_rsvd)->txq));
-       ath6kl_dbg(ATH6KL_DBG_ANY,
+       ath6kl_dbg(ATH6KL_DBG_CREDIT, " txq_depth      : %d\n",
+                  get_queue_depth(&ep_dist->htc_ep->txq));
+       ath6kl_dbg(ATH6KL_DBG_CREDIT,
                   "----------------------------------\n");
 }
 
+/* FIXME: move to htc.c */
 void dump_cred_dist_stats(struct htc_target *target)
 {
        struct htc_endpoint_credit_dist *ep_list;
 
-       if (!AR_DBG_LVL_CHECK(ATH6KL_DBG_TRC))
+       if (!AR_DBG_LVL_CHECK(ATH6KL_DBG_CREDIT))
                return;
 
        list_for_each_entry(ep_list, &target->cred_dist_list, list)
                dump_cred_dist(ep_list);
 
-       ath6kl_dbg(ATH6KL_DBG_HTC_SEND, "ctxt:%p dist:%p\n",
-                  target->cred_dist_cntxt, NULL);
-       ath6kl_dbg(ATH6KL_DBG_TRC, "credit distribution, total : %d, free : %d\n",
-                  target->cred_dist_cntxt->total_avail_credits,
-                  target->cred_dist_cntxt->cur_free_credits);
+       ath6kl_dbg(ATH6KL_DBG_CREDIT,
+                  "credit distribution total %d free %d\n",
+                  target->credit_info->total_avail_credits,
+                  target->credit_info->cur_free_credits);
 }
 
 static int ath6kl_debugfs_open(struct inode *inode, struct file *file)
@@ -396,13 +395,20 @@ static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
                                   size_t count, loff_t *ppos)
 {
        struct ath6kl *ar = file->private_data;
-       struct target_stats *tgt_stats = &ar->target_stats;
+       struct ath6kl_vif *vif;
+       struct target_stats *tgt_stats;
        char *buf;
        unsigned int len = 0, buf_len = 1500;
        int i;
        long left;
        ssize_t ret_cnt;
 
+       vif = ath6kl_vif_first(ar);
+       if (!vif)
+               return -EIO;
+
+       tgt_stats = &vif->target_stats;
+
        buf = kzalloc(buf_len, GFP_KERNEL);
        if (!buf)
                return -ENOMEM;
@@ -412,9 +418,9 @@ static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
                return -EBUSY;
        }
 
-       set_bit(STATS_UPDATE_PEND, &ar->flag);
+       set_bit(STATS_UPDATE_PEND, &vif->flags);
 
-       if (ath6kl_wmi_get_stats_cmd(ar->wmi)) {
+       if (ath6kl_wmi_get_stats_cmd(ar->wmi, 0)) {
                up(&ar->sem);
                kfree(buf);
                return -EIO;
@@ -422,7 +428,7 @@ static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
 
        left = wait_event_interruptible_timeout(ar->event_wq,
                                                !test_bit(STATS_UPDATE_PEND,
-                                               &ar->flag), WMI_TIMEOUT);
+                                               &vif->flags), WMI_TIMEOUT);
 
        up(&ar->sem);
 
@@ -554,10 +560,10 @@ static ssize_t read_file_credit_dist_stats(struct file *file,
 
        len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
                         "Total Avail Credits: ",
-                        target->cred_dist_cntxt->total_avail_credits);
+                        target->credit_info->total_avail_credits);
        len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
                         "Free credits :",
-                        target->cred_dist_cntxt->cur_free_credits);
+                        target->credit_info->cur_free_credits);
 
        len += scnprintf(buf + len, buf_len - len,
                         " Epid  Flags    Cred_norm  Cred_min  Credits  Cred_assngd"
@@ -576,8 +582,7 @@ static ssize_t read_file_credit_dist_stats(struct file *file,
                print_credit_info("%9d", cred_per_msg);
                print_credit_info("%14d", cred_to_dist);
                len += scnprintf(buf + len, buf_len - len, "%12d\n",
-                                get_queue_depth(&((struct htc_endpoint *)
-                                                ep_list->htc_rsvd)->txq));
+                                get_queue_depth(&ep_list->htc_ep->txq));
        }
 
        if (len > buf_len)
@@ -624,8 +629,9 @@ static ssize_t ath6kl_endpoint_stats_read(struct file *file,
        unsigned int buf_len, len = 0;
        ssize_t ret_cnt;
 
-       buf_len = 1000 + ENDPOINT_MAX * 100;
-       buf = kzalloc(buf_len, GFP_KERNEL);
+       buf_len = sizeof(struct htc_endpoint_stats) / sizeof(u32) *
+               (25 + ENDPOINT_MAX * 11);
+       buf = kmalloc(buf_len, GFP_KERNEL);
        if (!buf)
                return -ENOMEM;
 
@@ -640,6 +646,7 @@ static ssize_t ath6kl_endpoint_stats_read(struct file *file,
        EPSTAT(tx_dropped);
        EPSTAT(tx_cred_rpt);
        EPSTAT(cred_rpt_from_rx);
+       EPSTAT(cred_rpt_from_other);
        EPSTAT(cred_rpt_ep0);
        EPSTAT(cred_from_rx);
        EPSTAT(cred_from_other);
@@ -1071,6 +1078,431 @@ static const struct file_operations fops_roam_table = {
        .llseek = default_llseek,
 };
 
+static ssize_t ath6kl_force_roam_write(struct file *file,
+                                      const char __user *user_buf,
+                                      size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       int ret;
+       char buf[20];
+       size_t len;
+       u8 bssid[ETH_ALEN];
+       int i;
+       int addr[ETH_ALEN];
+
+       len = min(count, sizeof(buf) - 1);
+       if (copy_from_user(buf, user_buf, len))
+               return -EFAULT;
+       buf[len] = '\0';
+
+       if (sscanf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
+                  &addr[0], &addr[1], &addr[2], &addr[3], &addr[4], &addr[5])
+           != ETH_ALEN)
+               return -EINVAL;
+       for (i = 0; i < ETH_ALEN; i++)
+               bssid[i] = addr[i];
+
+       ret = ath6kl_wmi_force_roam_cmd(ar->wmi, bssid);
+       if (ret)
+               return ret;
+
+       return count;
+}
+
+static const struct file_operations fops_force_roam = {
+       .write = ath6kl_force_roam_write,
+       .open = ath6kl_debugfs_open,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+static ssize_t ath6kl_roam_mode_write(struct file *file,
+                                     const char __user *user_buf,
+                                     size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       int ret;
+       char buf[20];
+       size_t len;
+       enum wmi_roam_mode mode;
+
+       len = min(count, sizeof(buf) - 1);
+       if (copy_from_user(buf, user_buf, len))
+               return -EFAULT;
+       buf[len] = '\0';
+       if (len > 0 && buf[len - 1] == '\n')
+               buf[len - 1] = '\0';
+
+       if (strcasecmp(buf, "default") == 0)
+               mode = WMI_DEFAULT_ROAM_MODE;
+       else if (strcasecmp(buf, "bssbias") == 0)
+               mode = WMI_HOST_BIAS_ROAM_MODE;
+       else if (strcasecmp(buf, "lock") == 0)
+               mode = WMI_LOCK_BSS_MODE;
+       else
+               return -EINVAL;
+
+       ret = ath6kl_wmi_set_roam_mode_cmd(ar->wmi, mode);
+       if (ret)
+               return ret;
+
+       return count;
+}
+
+static const struct file_operations fops_roam_mode = {
+       .write = ath6kl_roam_mode_write,
+       .open = ath6kl_debugfs_open,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+void ath6kl_debug_set_keepalive(struct ath6kl *ar, u8 keepalive)
+{
+       ar->debug.keepalive = keepalive;
+}
+
+static ssize_t ath6kl_keepalive_read(struct file *file, char __user *user_buf,
+                                    size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       char buf[16];
+       int len;
+
+       len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.keepalive);
+
+       return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath6kl_keepalive_write(struct file *file,
+                                     const char __user *user_buf,
+                                     size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       int ret;
+       u8 val;
+
+       ret = kstrtou8_from_user(user_buf, count, 0, &val);
+       if (ret)
+               return ret;
+
+       ret = ath6kl_wmi_set_keepalive_cmd(ar->wmi, 0, val);
+       if (ret)
+               return ret;
+
+       return count;
+}
+
+static const struct file_operations fops_keepalive = {
+       .open = ath6kl_debugfs_open,
+       .read = ath6kl_keepalive_read,
+       .write = ath6kl_keepalive_write,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+void ath6kl_debug_set_disconnect_timeout(struct ath6kl *ar, u8 timeout)
+{
+       ar->debug.disc_timeout = timeout;
+}
+
+static ssize_t ath6kl_disconnect_timeout_read(struct file *file,
+                                             char __user *user_buf,
+                                             size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       char buf[16];
+       int len;
+
+       len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.disc_timeout);
+
+       return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath6kl_disconnect_timeout_write(struct file *file,
+                                              const char __user *user_buf,
+                                              size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       int ret;
+       u8 val;
+
+       ret = kstrtou8_from_user(user_buf, count, 0, &val);
+       if (ret)
+               return ret;
+
+       ret = ath6kl_wmi_disctimeout_cmd(ar->wmi, 0, val);
+       if (ret)
+               return ret;
+
+       return count;
+}
+
+static const struct file_operations fops_disconnect_timeout = {
+       .open = ath6kl_debugfs_open,
+       .read = ath6kl_disconnect_timeout_read,
+       .write = ath6kl_disconnect_timeout_write,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+static ssize_t ath6kl_create_qos_write(struct file *file,
+                                               const char __user *user_buf,
+                                               size_t count, loff_t *ppos)
+{
+
+       struct ath6kl *ar = file->private_data;
+       struct ath6kl_vif *vif;
+       char buf[100];
+       ssize_t len;
+       char *sptr, *token;
+       struct wmi_create_pstream_cmd pstream;
+       u32 val32;
+       u16 val16;
+
+       vif = ath6kl_vif_first(ar);
+       if (!vif)
+               return -EIO;
+
+       len = min(count, sizeof(buf) - 1);
+       if (copy_from_user(buf, user_buf, len))
+               return -EFAULT;
+       buf[len] = '\0';
+       sptr = buf;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.user_pri))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.traffic_direc))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.traffic_class))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.traffic_type))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.voice_psc_cap))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.min_service_int = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.max_service_int = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.inactivity_int = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.suspension_int = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.service_start_time = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &pstream.tsid))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou16(token, 0, &val16))
+               return -EINVAL;
+       pstream.nominal_msdu = cpu_to_le16(val16);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou16(token, 0, &val16))
+               return -EINVAL;
+       pstream.max_msdu = cpu_to_le16(val16);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.min_data_rate = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.mean_data_rate = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.peak_data_rate = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.max_burst_size = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.delay_bound = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.min_phy_rate = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.sba = cpu_to_le32(val32);
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou32(token, 0, &val32))
+               return -EINVAL;
+       pstream.medium_time = cpu_to_le32(val32);
+
+       ath6kl_wmi_create_pstream_cmd(ar->wmi, vif->fw_vif_idx, &pstream);
+
+       return count;
+}
+
+static const struct file_operations fops_create_qos = {
+       .write = ath6kl_create_qos_write,
+       .open = ath6kl_debugfs_open,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+static ssize_t ath6kl_delete_qos_write(struct file *file,
+                               const char __user *user_buf,
+                               size_t count, loff_t *ppos)
+{
+
+       struct ath6kl *ar = file->private_data;
+       struct ath6kl_vif *vif;
+       char buf[100];
+       ssize_t len;
+       char *sptr, *token;
+       u8 traffic_class;
+       u8 tsid;
+
+       vif = ath6kl_vif_first(ar);
+       if (!vif)
+               return -EIO;
+
+       len = min(count, sizeof(buf) - 1);
+       if (copy_from_user(buf, user_buf, len))
+               return -EFAULT;
+       buf[len] = '\0';
+       sptr = buf;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &traffic_class))
+               return -EINVAL;
+
+       token = strsep(&sptr, " ");
+       if (!token)
+               return -EINVAL;
+       if (kstrtou8(token, 0, &tsid))
+               return -EINVAL;
+
+       ath6kl_wmi_delete_pstream_cmd(ar->wmi, vif->fw_vif_idx,
+                                     traffic_class, tsid);
+
+       return count;
+}
+
+static const struct file_operations fops_delete_qos = {
+       .write = ath6kl_delete_qos_write,
+       .open = ath6kl_debugfs_open,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
+static ssize_t ath6kl_bgscan_int_write(struct file *file,
+                               const char __user *user_buf,
+                               size_t count, loff_t *ppos)
+{
+       struct ath6kl *ar = file->private_data;
+       u16 bgscan_int;
+       char buf[32];
+       ssize_t len;
+
+       len = min(count, sizeof(buf) - 1);
+       if (copy_from_user(buf, user_buf, len))
+               return -EFAULT;
+
+       buf[len] = '\0';
+       if (kstrtou16(buf, 0, &bgscan_int))
+               return -EINVAL;
+
+       if (bgscan_int == 0)
+               bgscan_int = 0xffff;
+
+       ath6kl_wmi_scanparams_cmd(ar->wmi, 0, 0, 0, bgscan_int, 0, 0, 0, 3,
+                                 0, 0, 0);
+
+       return count;
+}
+
+static const struct file_operations fops_bgscan_int = {
+       .write = ath6kl_bgscan_int_write,
+       .open = ath6kl_debugfs_open,
+       .owner = THIS_MODULE,
+       .llseek = default_llseek,
+};
+
 int ath6kl_debug_init(struct ath6kl *ar)
 {
        ar->debug.fwlog_buf.buf = vmalloc(ATH6KL_FWLOG_SIZE);
@@ -1092,7 +1524,7 @@ int ath6kl_debug_init(struct ath6kl *ar)
        ar->debug.fwlog_mask = 0;
 
        ar->debugfs_phy = debugfs_create_dir("ath6kl",
-                                            ar->wdev->wiphy->debugfsdir);
+                                            ar->wiphy->debugfsdir);
        if (!ar->debugfs_phy) {
                vfree(ar->debug.fwlog_buf.buf);
                kfree(ar->debug.fwlog_tmp);
@@ -1132,6 +1564,27 @@ int ath6kl_debug_init(struct ath6kl *ar)
        debugfs_create_file("roam_table", S_IRUSR, ar->debugfs_phy, ar,
                            &fops_roam_table);
 
+       debugfs_create_file("force_roam", S_IWUSR, ar->debugfs_phy, ar,
+                           &fops_force_roam);
+
+       debugfs_create_file("roam_mode", S_IWUSR, ar->debugfs_phy, ar,
+                           &fops_roam_mode);
+
+       debugfs_create_file("keepalive", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar,
+                           &fops_keepalive);
+
+       debugfs_create_file("disconnect_timeout", S_IRUSR | S_IWUSR,
+                           ar->debugfs_phy, ar, &fops_disconnect_timeout);
+
+       debugfs_create_file("create_qos", S_IWUSR, ar->debugfs_phy, ar,
+                               &fops_create_qos);
+
+       debugfs_create_file("delete_qos", S_IWUSR, ar->debugfs_phy, ar,
+                               &fops_delete_qos);
+
+       debugfs_create_file("bgscan_interval", S_IWUSR,
+                               ar->debugfs_phy, ar, &fops_bgscan_int);
+
        return 0;
 }