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authorJahnavi Meher <jahnavi.meher@gmail.com>2014-06-16 19:47:03 +0530
committerJohn W. Linville <linville@tuxdriver.com>2014-06-19 15:49:23 -0400
commite8c58e7a5a106c3d557fccd01cd4d1128f9bab38 (patch)
tree40111daa36cb4a455e482bb2484db095ff777000 /drivers/net/wireless/rsi
parent686a254177929cf82bc34af0944906e6866e393a (diff)
rsi: Changes for 40MHz
Added code required for 40MHz. Signed-off-by: Jahnavi Meher <jahnavi.meher@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rsi')
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_mac80211.c2
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_mgmt.c40
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_pkt.c11
3 files changed, 31 insertions, 22 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 1cb316417887..aeaf87bb5518 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -177,7 +177,7 @@ static void rsi_register_rates_channels(struct rsi_hw *adapter, int band)
sbands->ht_cap.cap = (IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40);
- sbands->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
+ sbands->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K;
sbands->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
sbands->ht_cap.mcs.rx_mask[0] = 0xff;
sbands->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
index 3ef343469c4e..83abe580cf5f 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
@@ -277,7 +277,6 @@ static int rsi_load_radio_caps(struct rsi_common *common)
{
struct rsi_radio_caps *radio_caps;
struct rsi_hw *adapter = common->priv;
- struct ieee80211_hw *hw = adapter->hw;
u16 inx = 0;
u8 ii;
u8 radio_id = 0;
@@ -286,7 +285,6 @@ static int rsi_load_radio_caps(struct rsi_common *common)
0xf0, 0xf0, 0xf0, 0xf0,
0xf0, 0xf0, 0xf0, 0xf0,
0xf0, 0xf0, 0xf0, 0xf0};
- struct ieee80211_conf *conf = &hw->conf;
struct sk_buff *skb;
rsi_dbg(INFO_ZONE, "%s: Sending rate symbol req frame\n", __func__);
@@ -308,26 +306,26 @@ static int rsi_load_radio_caps(struct rsi_common *common)
if (common->channel_width == BW_40MHZ) {
radio_caps->desc_word[7] |= cpu_to_le16(RSI_LMAC_CLOCK_80MHZ);
radio_caps->desc_word[7] |= cpu_to_le16(RSI_ENABLE_40MHZ);
- if (common->channel_width) {
- radio_caps->desc_word[5] =
- cpu_to_le16(common->channel_width << 12);
- radio_caps->desc_word[5] |= cpu_to_le16(FULL40M_ENABLE);
- }
- if (conf_is_ht40_minus(conf)) {
- radio_caps->desc_word[5] = 0;
- radio_caps->desc_word[5] |=
- cpu_to_le16(LOWER_20_ENABLE);
- radio_caps->desc_word[5] |=
- cpu_to_le16(LOWER_20_ENABLE >> 12);
- }
-
- if (conf_is_ht40_plus(conf)) {
- radio_caps->desc_word[5] = 0;
- radio_caps->desc_word[5] |=
- cpu_to_le16(UPPER_20_ENABLE);
- radio_caps->desc_word[5] |=
- cpu_to_le16(UPPER_20_ENABLE >> 12);
+ if (common->fsm_state == FSM_MAC_INIT_DONE) {
+ struct ieee80211_hw *hw = adapter->hw;
+ struct ieee80211_conf *conf = &hw->conf;
+ if (conf_is_ht40_plus(conf)) {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(LOWER_20_ENABLE);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(LOWER_20_ENABLE >> 12);
+ } else if (conf_is_ht40_minus(conf)) {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(UPPER_20_ENABLE);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(UPPER_20_ENABLE >> 12);
+ } else {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(BW_40MHZ << 12);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(FULL40M_ENABLE);
+ }
}
}
diff --git a/drivers/net/wireless/rsi/rsi_91x_pkt.c b/drivers/net/wireless/rsi/rsi_91x_pkt.c
index 229ef3aeaaaf..702593f19997 100644
--- a/drivers/net/wireless/rsi/rsi_91x_pkt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_pkt.c
@@ -81,6 +81,10 @@ int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb)
/* Send fixed rate */
frame_desc[3] = cpu_to_le16(RATE_INFO_ENABLE);
frame_desc[4] = cpu_to_le16(common->min_rate);
+
+ if (conf_is_ht40(&common->priv->hw->conf))
+ frame_desc[5] = cpu_to_le16(FULL40M_ENABLE);
+
if (common->vif_info[0].sgi) {
if (common->min_rate & 0x100) /* Only MCS rates */
frame_desc[4] |=
@@ -122,6 +126,8 @@ int rsi_send_mgmt_pkt(struct rsi_common *common,
struct ieee80211_hdr *wh = NULL;
struct ieee80211_tx_info *info;
struct ieee80211_bss_conf *bss = NULL;
+ struct ieee80211_hw *hw = adapter->hw;
+ struct ieee80211_conf *conf = &hw->conf;
struct skb_info *tx_params;
int status = -E2BIG;
__le16 *msg = NULL;
@@ -181,6 +187,11 @@ int rsi_send_mgmt_pkt(struct rsi_common *common,
else
msg[4] = cpu_to_le16((RSI_RATE_6 & 0x0f) | RSI_11G_MODE);
+ if (conf_is_ht40(conf)) {
+ msg[4] = cpu_to_le16(0xB | RSI_11G_MODE);
+ msg[5] = cpu_to_le16(0x6);
+ }
+
/* Indicate to firmware to give cfm */
if ((skb->data[16] == IEEE80211_STYPE_PROBE_REQ) && (!bss->assoc)) {
msg[1] |= cpu_to_le16(BIT(10));