[4/8,Vivid,SRU,re-spin,SAUCE] mwifiex: don't follow AP if country code received from EEPROM
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Message ID 1451896654-24765-5-git-send-email-kengyu@canonical.com
State New
Headers show

Commit Message

Keng-Yu Lin Jan. 4, 2016, 8:37 a.m. UTC
From: Amitkumar Karwar <akarwar@marvell.com>

If device has already received country information from
EEPROM, we won't parse AP's country IE and download it to
firmware. We will also set regulatory flags to disable beacon
hints and ignore country IE.

BugLink: https://launchpad.net/bugs/1528910

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Keng-Yu Lin <kengyu@canonical.com>
Tested-by: Gavin Lin <gavin.lin@canonical.com>
Reviewed-by: Wen-chien Jesse Sung <jesse.sung@canonical.com>
---
 drivers/net/wireless/mwifiex/cfg80211.c  | 4 ++++
 drivers/net/wireless/mwifiex/sta_ioctl.c | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

Patch
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diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index a63464f..f1eb01c 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -2964,6 +2964,10 @@  int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
 	wiphy->cipher_suites = mwifiex_cipher_suites;
 	wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites);
 
+	if (adapter->region_code)
+		wiphy->regulatory_flags |= REGULATORY_DISABLE_BEACON_HINTS |
+					   REGULATORY_COUNTRY_IE_IGNORE;
+
 	memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN);
 	wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
 	wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 01041af..032fac4 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -268,7 +268,8 @@  int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 	priv->scan_block = false;
 
 	if (bss) {
-		mwifiex_process_country_ie(priv, bss);
+		if (adapter->region_code == 0x00)
+			mwifiex_process_country_ie(priv, bss);
 
 		/* Allocate and fill new bss descriptor */
 		bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor),