From: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
This enables user to check beacon interval, DTIM period, short slot
time and short preamble information using "iw dev mlan0 link" command
when station is in connected state.
Signed-off-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx>
---
drivers/net/wireless/mwifiex/cfg80211.c | 17 +++++++++++++++++
drivers/net/wireless/mwifiex/main.h | 1 +
drivers/net/wireless/mwifiex/scan.c | 6 ++++++
3 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 00f1005..6fef492 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -557,6 +557,23 @@ mwifiex_dump_station_info(struct mwifiex_private *priv,
/* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
sinfo->txrate.legacy = rate.rate * 5;
+ if (priv->bss_mode == NL80211_IFTYPE_STATION) {
+ sinfo->filled |= STATION_INFO_BSS_PARAM;
+ sinfo->bss_param.flags = 0;
+ if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
+ WLAN_CAPABILITY_SHORT_PREAMBLE)
+ sinfo->bss_param.flags |=
+ BSS_PARAM_FLAGS_SHORT_PREAMBLE;
+ if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap &
+ WLAN_CAPABILITY_SHORT_SLOT_TIME)
+ sinfo->bss_param.flags |=
+ BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
+ sinfo->bss_param.dtim_period =
+ priv->curr_bss_params.bss_descriptor.dtim_period;
+ sinfo->bss_param.beacon_interval =
+ priv->curr_bss_params.bss_descriptor.beacon_period;
+ }
+
return ret;
}
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 6712ea8..3dc0f72 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -249,6 +249,7 @@ struct mwifiex_bssdescriptor {
u32 channel;
u32 freq;
u16 beacon_period;
+ u8 dtim_period;
u8 erp_flags;
u32 bss_mode;
u8 supported_rates[MWIFIEX_SUPPORTED_RATES];
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 98f1ca9..1352085 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1086,6 +1086,7 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
struct ieee_types_vendor_specific *vendor_ie;
const u8 wpa_oui[4] = { 0x00, 0x50, 0xf2, 0x01 };
const u8 wmm_oui[4] = { 0x00, 0x50, 0xf2, 0x02 };
+ struct ieee80211_tim_ie *tim_ie;
found_data_rate_ie = false;
rate_size = 0;
@@ -1258,6 +1259,11 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
sizeof(struct ieee_types_header) -
bss_entry->beacon_buf);
break;
+ case WLAN_EID_TIM:
+ tim_ie = (void *) (current_ptr +
+ sizeof(struct ieee_types_header));
+ bss_entry->dtim_period = tim_ie->dtim_period;
+ break;
default:
break;
}
--
1.7.0.2
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
