It was observed that AP beacons would not reflect correct regulatory
information upon starting AP in A band. This was because of missing
AP config band update in set_channel of start_ap. Also we configure 11D
settings info FW only for specific band. So we need to download domain
info to FW even if domain remains unchanged but band is changed.

Signed-off-by: Avinash Patil <pat...@marvell.com>
---
 drivers/net/wireless/mwifiex/cfg80211.c | 2 +-
 drivers/net/wireless/mwifiex/main.h     | 2 ++
 drivers/net/wireless/mwifiex/uap_cmd.c  | 7 ++++++-
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c 
b/drivers/net/wireless/mwifiex/cfg80211.c
index ecc8278..1d445cb 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -442,7 +442,7 @@ mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct 
net_device *netdev,
  *      - Country codes
  *      - Sub bands (first channel, number of channels, maximum Tx power)
  */
-static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
+int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
 {
        u8 no_of_triplet = 0;
        struct ieee80211_country_ie_triplet *t;
diff --git a/drivers/net/wireless/mwifiex/main.h 
b/drivers/net/wireless/mwifiex/main.h
index 0e6ebc9..d74ef2d 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -1550,6 +1550,8 @@ void *mwifiex_alloc_dma_align_buf(int rx_len, gfp_t 
flags);
 void mwifiex_queue_main_work(struct mwifiex_adapter *adapter);
 void mwifiex_coex_ampdu_rxwinsize(struct mwifiex_adapter *adapter);
 void mwifiex_11n_delba(struct mwifiex_private *priv, int tid);
+int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy);
+
 #ifdef CONFIG_DEBUG_FS
 void mwifiex_debugfs_init(void);
 void mwifiex_debugfs_remove(void);
diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c 
b/drivers/net/wireless/mwifiex/uap_cmd.c
index b749300..4d5a6e3 100644
--- a/drivers/net/wireless/mwifiex/uap_cmd.c
+++ b/drivers/net/wireless/mwifiex/uap_cmd.c
@@ -808,7 +808,7 @@ void mwifiex_uap_set_channel(struct mwifiex_private *priv,
                             struct mwifiex_uap_bss_param *bss_cfg,
                             struct cfg80211_chan_def chandef)
 {
-       u8 config_bands = 0;
+       u8 config_bands = 0, old_bands = priv->adapter->config_bands;
 
        priv->bss_chandef = chandef;
 
@@ -834,6 +834,11 @@ void mwifiex_uap_set_channel(struct mwifiex_private *priv,
        }
 
        priv->adapter->config_bands = config_bands;
+
+       if (old_bands != config_bands) {
+               mwifiex_send_domain_info_cmd_fw(priv->adapter->wiphy);
+               mwifiex_dnld_txpwr_table(priv);
+       }
 }
 
 int mwifiex_config_start_uap(struct mwifiex_private *priv,
-- 
1.8.1.4

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