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mwifiex: set default regulatory domain

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Driver gets region code from FW during initialisation. This patch
makes use of it for settting default regulatory domain using
regulatory_hint() API.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Amitkumar Karwar 2012-04-09 20:06:54 -07:00 committed by John W. Linville
parent d35ccaa476
commit 9e04a7c6d4
3 changed files with 38 additions and 0 deletions
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6
drivers/net/wireless/mwifiex/cfg80211.c
View File

@ -1422,6 +1422,7 @@ int mwifiex_register_cfg80211(struct mwifiex_private *priv)
void *wdev_priv;
struct wireless_dev *wdev;
struct ieee80211_sta_ht_cap *ht_info;
u8 *country_code;
wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
if (!wdev) {
@ -1484,6 +1485,11 @@ int mwifiex_register_cfg80211(struct mwifiex_private *priv)
"info: successfully registered wiphy device\n");
}
country_code = mwifiex_11d_code_2_region(priv->adapter->region_code);
if (country_code && regulatory_hint(wdev->wiphy, country_code))
dev_err(priv->adapter->dev,
"%s: regulatory_hint failed\n", __func__);
priv->wdev = wdev;
return ret;

31
drivers/net/wireless/mwifiex/cfp.c
View File

@ -71,6 +71,37 @@ u16 region_code_index[MWIFIEX_MAX_REGION_CODE] = { 0x10, 0x20, 0x30,
static u8 supported_rates_n[N_SUPPORTED_RATES] = { 0x02, 0x04, 0 };
struct region_code_mapping {
u8 code;
u8 region[IEEE80211_COUNTRY_STRING_LEN];
};
static struct region_code_mapping region_code_mapping_t[] = {
{ 0x10, "US " }, /* US FCC */
{ 0x20, "CA " }, /* IC Canada */
{ 0x30, "EU " }, /* ETSI */
{ 0x31, "ES " }, /* Spain */
{ 0x32, "FR " }, /* France */
{ 0x40, "JP " }, /* Japan */
{ 0x41, "JP " }, /* Japan */
{ 0x50, "CN " }, /* China */
};
/* This function converts integer code to region string */
u8 *mwifiex_11d_code_2_region(u8 code)
{
u8 i;
u8 size = sizeof(region_code_mapping_t)/
sizeof(struct region_code_mapping);
/* Look for code in mapping table */
for (i = 0; i < size; i++)
if (region_code_mapping_t[i].code == code)
return region_code_mapping_t[i].region;
return NULL;
}
/*
* This function maps an index in supported rates table into
* the corresponding data rate.

1
drivers/net/wireless/mwifiex/main.h
View File

@ -965,6 +965,7 @@ struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy,
u32 *flags, struct vif_params *params);
int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev);
u8 *mwifiex_11d_code_2_region(u8 code);
#ifdef CONFIG_DEBUG_FS
void mwifiex_debugfs_init(void);