diff options
| author | Avinash Patil <patila@marvell.com> | 2015-01-28 10:24:24 (GMT) |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-29 08:22:10 (GMT) |
| commit | 7d652034d1a08bd240c98727bbd55901a174c245 (patch) | |
| tree | a8473d503aeb2e51a70a59b10ff3d10871807280 /drivers/net/wireless/mwifiex/ie.c | |
| parent | 3b57c1a713a9dd3b8da74b6df9f16ce1f8f9144b (diff) | |
| download | linux-7d652034d1a08bd240c98727bbd55901a174c245.tar.xz | |
mwifiex: channel switch support for mwifiex
This patch adds cfg80211 channel_switch support for mwifiex.
Upon receiving channel switch request, driver would parse channel
switch announcement IE from beacon_data.
If TX is blocked, netdev queues are stopped. IEs from csa_beacon
are then parsed and set to FW.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Qingshui Gao <gaoqs@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mwifiex/ie.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/ie.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c index a6af7b8..f3b6ed2 100644 --- a/drivers/net/wireless/mwifiex/ie.c +++ b/drivers/net/wireless/mwifiex/ie.c @@ -325,6 +325,7 @@ static int mwifiex_uap_set_head_tail_ies(struct mwifiex_private *priv, { struct mwifiex_ie *gen_ie; struct ieee_types_header *rsn_ie = NULL, *wpa_ie = NULL; + struct ieee_types_header *chsw_ie = NULL; u16 gen_idx = MWIFIEX_AUTO_IDX_MASK, ie_len = 0; const u8 *vendor_ie; @@ -356,9 +357,18 @@ static int mwifiex_uap_set_head_tail_ies(struct mwifiex_private *priv, ie_len += wpa_ie->len + 2; gen_ie->ie_length = cpu_to_le16(ie_len); } + + chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH, + info->tail, info->tail_len); + if (chsw_ie) { + memcpy(gen_ie->ie_buffer + ie_len, + chsw_ie, chsw_ie->len + 2); + ie_len += chsw_ie->len + 2; + gen_ie->ie_length = cpu_to_le16(ie_len); + } } - if (rsn_ie || wpa_ie) { + if (rsn_ie || wpa_ie || chsw_ie) { if (mwifiex_update_uap_custom_ie(priv, gen_ie, &gen_idx, NULL, NULL, NULL, NULL)) { kfree(gen_ie); |