From: Ben Greear <gree...@candelatech.com>

Skip a firmware stats update when calling
code indicates the stats refresh is not needed.

Signed-off-by: Ben Greear <gree...@candelatech.com>
---
 drivers/net/wireless/ath/ath10k/debug.c | 18 +++++++++++++++---
 drivers/net/wireless/ath/ath10k/debug.h |  4 ++++
 drivers/net/wireless/ath/ath10k/mac.c   |  1 +
 3 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/ath/ath10k/debug.c 
b/drivers/net/wireless/ath/ath10k/debug.c
index bac832c..d559a3f 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1159,9 +1159,10 @@ int ath10k_debug_get_et_sset_count(struct ieee80211_hw 
*hw,
        return 0;
 }
 
-void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
-                              struct ieee80211_vif *vif,
-                              struct ethtool_stats *stats, u64 *data)
+void ath10k_debug_get_et_stats2(struct ieee80211_hw *hw,
+                               struct ieee80211_vif *vif,
+                               struct ethtool_stats *stats, u64 *data,
+                               u32 flags)
 {
        struct ath10k *ar = hw->priv;
        static const struct ath10k_fw_stats_pdev zero_stats = {};
@@ -1170,6 +1171,9 @@ void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
 
        mutex_lock(&ar->conf_mutex);
 
+       if (flags & ETHTOOL_GS2_SKIP_FW)
+               goto skip_query_fw_stats;
+
        if (ar->state == ATH10K_STATE_ON) {
                ret = ath10k_debug_fw_stats_request(ar);
                if (ret) {
@@ -1180,6 +1184,7 @@ void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
                }
        }
 
+skip_query_fw_stats:
        pdev_stats = list_first_entry_or_null(&ar->debug.fw_stats.pdevs,
                                              struct ath10k_fw_stats_pdev,
                                              list);
@@ -1244,6 +1249,13 @@ void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
        WARN_ON(i != ATH10K_SSTATS_LEN);
 }
 
+void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
+                              struct ieee80211_vif *vif,
+                              struct ethtool_stats *stats, u64 *data)
+{
+       ath10k_debug_get_et_stats2(hw, vif, stats, data, 0);
+}
+
 static const struct file_operations fops_fw_dbglog = {
        .read = ath10k_read_fw_dbglog,
        .write = ath10k_write_fw_dbglog,
diff --git a/drivers/net/wireless/ath/ath10k/debug.h 
b/drivers/net/wireless/ath/ath10k/debug.h
index 0afca5c..595d964 100644
--- a/drivers/net/wireless/ath/ath10k/debug.h
+++ b/drivers/net/wireless/ath/ath10k/debug.h
@@ -117,6 +117,10 @@ int ath10k_debug_get_et_sset_count(struct ieee80211_hw *hw,
 void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
                               struct ieee80211_vif *vif,
                               struct ethtool_stats *stats, u64 *data);
+void ath10k_debug_get_et_stats2(struct ieee80211_hw *hw,
+                               struct ieee80211_vif *vif,
+                               struct ethtool_stats *stats, u64 *data,
+                               u32 level);
 
 static inline u64 ath10k_debug_get_fw_dbglog_mask(struct ath10k *ar)
 {
diff --git a/drivers/net/wireless/ath/ath10k/mac.c 
b/drivers/net/wireless/ath/ath10k/mac.c
index bf05a36..27b793c 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -7734,6 +7734,7 @@ static const struct ieee80211_ops ath10k_ops = {
        .ampdu_action                   = ath10k_ampdu_action,
        .get_et_sset_count              = ath10k_debug_get_et_sset_count,
        .get_et_stats                   = ath10k_debug_get_et_stats,
+       .get_et_stats2                  = ath10k_debug_get_et_stats2,
        .get_et_strings                 = ath10k_debug_get_et_strings,
        .add_chanctx                    = ath10k_mac_op_add_chanctx,
        .remove_chanctx                 = ath10k_mac_op_remove_chanctx,
-- 
2.4.11

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