1 files changed, 99 insertions, 1 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index 699908de314a..d42f7d04b65f 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -454,6 +454,34 @@ struct brcmf_fws_macdesc_table {
         struct brcmf_fws_mac_descriptor other;
 };
 
+struct brcmf_fws_stats {
+        u32 tlv_parse_failed;
+        u32 tlv_invalid_type;
+        u32 header_only_pkt;
+        u32 header_pulls;
+        u32 pkt2bus;
+        u32 send_pkts[5];
+        u32 requested_sent[5];
+        u32 generic_error;
+        u32 mac_update_failed;
+        u32 mac_ps_update_failed;
+        u32 if_update_failed;
+        u32 packet_request_failed;
+        u32 credit_request_failed;
+        u32 rollback_success;
+        u32 rollback_failed;
+        u32 delayq_full_error;
+        u32 supprq_full_error;
+        u32 txs_indicate;
+        u32 txs_discard;
+        u32 txs_supp_core;
+        u32 txs_supp_ps;
+        u32 txs_tossed;
+        u32 txs_host_tossed;
+        u32 bus_flow_block;
+        u32 fws_flow_block;
+};
+
 struct brcmf_fws_info {
         struct brcmf_pub *drvr;
         spinlock_t spinlock;
@@ -2017,6 +2045,75 @@ static void brcmf_fws_dequeue_worker(struct work_struct *worker)
         brcmf_fws_unlock(fws);
 }
 
+#ifdef DEBUG
+static int brcmf_debugfs_fws_stats_read(struct seq_file *seq, void *data)
+{
+        struct brcmf_bus *bus_if = dev_get_drvdata(seq->private);
+        struct brcmf_fws_stats *fwstats = &bus_if->drvr->fws->stats;
+
+        seq_printf(seq,
+                   "header_pulls:      %u\n"
+                   "header_only_pkt:   %u\n"
+                   "tlv_parse_failed:  %u\n"
+                   "tlv_invalid_type:  %u\n"
+                   "mac_update_fails:  %u\n"
+                   "ps_update_fails:   %u\n"
+                   "if_update_fails:   %u\n"
+                   "pkt2bus:           %u\n"
+                   "generic_error:     %u\n"
+                   "rollback_success:  %u\n"
+                   "rollback_failed:   %u\n"
+                   "delayq_full:       %u\n"
+                   "supprq_full:       %u\n"
+                   "txs_indicate:      %u\n"
+                   "txs_discard:       %u\n"
+                   "txs_suppr_core:    %u\n"
+                   "txs_suppr_ps:      %u\n"
+                   "txs_tossed:        %u\n"
+                   "txs_host_tossed:   %u\n"
+                   "bus_flow_block:    %u\n"
+                   "fws_flow_block:    %u\n"
+                   "send_pkts:         BK:%u BE:%u VO:%u VI:%u BCMC:%u\n"
+                   "requested_sent:    BK:%u BE:%u VO:%u VI:%u BCMC:%u\n",
+                   fwstats->header_pulls,
+                   fwstats->header_only_pkt,
+                   fwstats->tlv_parse_failed,
+                   fwstats->tlv_invalid_type,
+                   fwstats->mac_update_failed,
+                   fwstats->mac_ps_update_failed,
+                   fwstats->if_update_failed,
+                   fwstats->pkt2bus,
+                   fwstats->generic_error,
+                   fwstats->rollback_success,
+                   fwstats->rollback_failed,
+                   fwstats->delayq_full_error,
+                   fwstats->supprq_full_error,
+                   fwstats->txs_indicate,
+                   fwstats->txs_discard,
+                   fwstats->txs_supp_core,
+                   fwstats->txs_supp_ps,
+                   fwstats->txs_tossed,
+                   fwstats->txs_host_tossed,
+                   fwstats->bus_flow_block,
+                   fwstats->fws_flow_block,
+                   fwstats->send_pkts[0], fwstats->send_pkts[1],
+                   fwstats->send_pkts[2], fwstats->send_pkts[3],
+                   fwstats->send_pkts[4],
+                   fwstats->requested_sent[0],
+                   fwstats->requested_sent[1],
+                   fwstats->requested_sent[2],
+                   fwstats->requested_sent[3],
+                   fwstats->requested_sent[4]);
+
+        return 0;
+}
+#else
+static int brcmf_debugfs_fws_stats_read(struct seq_file *seq, void *data)
+{
+        return 0;
+}
+#endif
+
 int brcmf_fws_init(struct brcmf_pub *drvr)
 {
         struct brcmf_fws_info *fws;
@@ -2107,7 +2204,8 @@ int brcmf_fws_init(struct brcmf_pub *drvr)
                         BRCMF_FWS_PSQ_LEN);
 
         /* create debugfs file for statistics */
-        brcmf_debugfs_create_fws_stats(drvr, &fws->stats);
+        brcmf_debugfs_add_entry(drvr, "fws_stats",
+                                brcmf_debugfs_fws_stats_read);
 
         brcmf_dbg(INFO, "%s bdcv2 tlv signaling [%x]\n",
                   fws->fw_signals ? "enabled" : "disabled", tlv);