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Commit e8c58e7a authored by Jahnavi Meher's avatar Jahnavi Meher Committed by John W. Linville
Browse files

rsi: Changes for 40MHz 



Added code required for 40MHz.

Signed-off-by: default avatarJahnavi Meher <jahnavi.meher@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 686a2541

drivers/net/wireless/rsi/rsi_91x_mac80211.c

+1 −1
Original line number Diff line number Diff line
@@ -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;

drivers/net/wireless/rsi/rsi_91x_mgmt.c

+19 −21
Original line number Diff line number Diff line
@@ -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] |=

		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);

		}



		if (conf_is_ht40_plus(conf)) {

			radio_caps->desc_word[5] = 0;

			radio_caps->desc_word[5] |=

			} 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);

			}

		}

	}

drivers/net/wireless/rsi/rsi_91x_pkt.c

+11 −0
Original line number Diff line number Diff line
@@ -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));