[PATCH 0/25] iwlegacy update 2012-02-03

[PATCH 0/25] iwlegacy update 2012-02-03

[Stanislaw Gruszka]

This patch set include various cleanups, mostly patches intended to
remove unused "ctx" structure.

[PATCH 01/25] iwlegacy: move rxon commands out of ctx structure

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c   |   82 +++++++--------
 drivers/net/wireless/iwlegacy/3945-rs.c    |    2 +-
 drivers/net/wireless/iwlegacy/3945.c       |   22 ++--
 drivers/net/wireless/iwlegacy/4965-calib.c |    6 +-
 drivers/net/wireless/iwlegacy/4965-mac.c   |   31 +++---
 drivers/net/wireless/iwlegacy/4965.c       |   99 +++++++++---------
 drivers/net/wireless/iwlegacy/common.c     |  157 ++++++++++++++--------------
 drivers/net/wireless/iwlegacy/common.h     |   30 ++---
 8 files changed, 203 insertions(+), 226 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 54b2d39..980566f 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -672,15 +672,13 @@ il3945_get_measurement(struct il_priv *il,
 	int rc;
 	int spectrum_resp_status;
 	int duration = le16_to_cpu(params->duration);
-	struct il_rxon_context *ctx = &il->ctx;
 
 	if (il_is_associated(il))
 		add_time =
 		    il_usecs_to_beacons(il,
 					le64_to_cpu(params->start_time) -
 					il->_3945.last_tsf,
-					le16_to_cpu(ctx->timing.
-						    beacon_interval));
+					le16_to_cpu(il->timing.beacon_interval));
 
 	memset(&spectrum, 0, sizeof(spectrum));
 
@@ -694,15 +692,14 @@ il3945_get_measurement(struct il_priv *il,
 	if (il_is_associated(il))
 		spectrum.start_time =
 		    il_add_beacon_time(il, il->_3945.last_beacon_time, add_time,
-				       le16_to_cpu(ctx->timing.
-						   beacon_interval));
+				       le16_to_cpu(il->timing.beacon_interval));
 	else
 		spectrum.start_time = 0;
 
 	spectrum.channels[0].duration = cpu_to_le32(duration * TIME_UNIT);
 	spectrum.channels[0].channel = params->channel;
 	spectrum.channels[0].type = type;
-	if (ctx->active.flags & RXON_FLG_BAND_24G_MSK)
+	if (il->active.flags & RXON_FLG_BAND_24G_MSK)
 		spectrum.flags |=
 		    RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK |
 		    RXON_FLG_TGG_PROTECT_MSK;
@@ -2150,7 +2147,6 @@ il3945_alive_start(struct il_priv *il)
 {
 	int thermal_spin = 0;
 	u32 rfkill;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	D_INFO("Runtime Alive received.\n");
 
@@ -2206,13 +2202,13 @@ il3945_alive_start(struct il_priv *il)
 
 	if (il_is_associated(il)) {
 		struct il3945_rxon_cmd *active_rxon =
-		    (struct il3945_rxon_cmd *)(&ctx->active);
+		    (struct il3945_rxon_cmd *)(&il->active);
 
-		ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	} else {
 		/* Initialize our rx_config data */
-		il_connection_init_rx_config(il, ctx);
+		il_connection_init_rx_config(il, &il->ctx);
 	}
 
 	/* Configure Bluetooth device coexistence support */
@@ -2221,7 +2217,7 @@ il3945_alive_start(struct il_priv *il)
 	set_bit(S_READY, &il->status);
 
 	/* Configure the adapter for unassociated operation */
-	il3945_commit_rxon(il, ctx);
+	il3945_commit_rxon(il, &il->ctx);
 
 	il3945_reg_txpower_periodic(il);
 
@@ -2670,7 +2666,7 @@ il3945_post_scan(struct il_priv *il)
 	 * Since setting the RXON may have been deferred while
 	 * performing the scan, fire one off if needed
 	 */
-	if (memcmp(&ctx->staging, &ctx->active, sizeof(ctx->staging)))
+	if (memcmp(&il->staging, &il->active, sizeof(il->staging)))
 		il3945_commit_rxon(il, ctx);
 }
 
@@ -2728,7 +2724,7 @@ il3945_post_associate(struct il_priv *il)
 		return;
 
 	D_ASSOC("Associated as %d to: %pM\n", ctx->vif->bss_conf.aid,
-		ctx->active.bssid_addr);
+		il->active.bssid_addr);
 
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		return;
@@ -2737,30 +2733,30 @@ il3945_post_associate(struct il_priv *il)
 
 	conf = &il->hw->conf;
 
-	ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	il3945_commit_rxon(il, ctx);
 
 	rc = il_send_rxon_timing(il, ctx);
 	if (rc)
 		IL_WARN("C_RXON_TIMING failed - " "Attempting to continue.\n");
 
-	ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+	il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 
-	ctx->staging.assoc_id = cpu_to_le16(ctx->vif->bss_conf.aid);
+	il->staging.assoc_id = cpu_to_le16(ctx->vif->bss_conf.aid);
 
 	D_ASSOC("assoc id %d beacon interval %d\n", ctx->vif->bss_conf.aid,
 		ctx->vif->bss_conf.beacon_int);
 
 	if (ctx->vif->bss_conf.use_short_preamble)
-		ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 	else
-		ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-	if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
+	if (il->staging.flags & RXON_FLG_BAND_24G_MSK) {
 		if (ctx->vif->bss_conf.use_short_slot)
-			ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 	}
 
 	il3945_commit_rxon(il, ctx);
@@ -2902,7 +2898,7 @@ il3945_config_ap(struct il_priv *il)
 	if (!(il_is_associated(il))) {
 
 		/* RXON - unassoc (to set timing command) */
-		ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 		il3945_commit_rxon(il, ctx);
 
 		/* RXON Timing */
@@ -2911,21 +2907,21 @@ il3945_config_ap(struct il_priv *il)
 			IL_WARN("C_RXON_TIMING failed - "
 				"Attempting to continue.\n");
 
-		ctx->staging.assoc_id = 0;
+		il->staging.assoc_id = 0;
 
 		if (vif->bss_conf.use_short_preamble)
-			ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-		if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
+		if (il->staging.flags & RXON_FLG_BAND_24G_MSK) {
 			if (vif->bss_conf.use_short_slot)
-				ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+				il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 			else
-				ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+				il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 		}
 		/* restore RXON assoc */
-		ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 		il3945_commit_rxon(il, ctx);
 	}
 	il3945_send_beacon_cmd(il);
@@ -3032,7 +3028,6 @@ il3945_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
 {
 	struct il_priv *il = hw->priv;
 	__le32 filter_or = 0, filter_nand = 0;
-	struct il_rxon_context *ctx = &il->ctx;
 
 #define CHK(test, flag)	do { \
 	if (*total_flags & (test))		\
@@ -3052,8 +3047,8 @@ il3945_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
 
 	mutex_lock(&il->mutex);
 
-	ctx->staging.filter_flags &= ~filter_nand;
-	ctx->staging.filter_flags |= filter_or;
+	il->staging.filter_flags &= ~filter_nand;
+	il->staging.filter_flags |= filter_or;
 
 	/*
 	 * Not committing directly because hardware can perform a scan,
@@ -3170,9 +3165,8 @@ static ssize_t
 il3945_show_flags(struct device *d, struct device_attribute *attr, char *buf)
 {
 	struct il_priv *il = dev_get_drvdata(d);
-	struct il_rxon_context *ctx = &il->ctx;
 
-	return sprintf(buf, "0x%04X\n", ctx->active.flags);
+	return sprintf(buf, "0x%04X\n", il->active.flags);
 }
 
 static ssize_t
@@ -3181,17 +3175,16 @@ il3945_store_flags(struct device *d, struct device_attribute *attr,
 {
 	struct il_priv *il = dev_get_drvdata(d);
 	u32 flags = simple_strtoul(buf, NULL, 0);
-	struct il_rxon_context *ctx = &il->ctx;
 
 	mutex_lock(&il->mutex);
-	if (le32_to_cpu(ctx->staging.flags) != flags) {
+	if (le32_to_cpu(il->staging.flags) != flags) {
 		/* Cancel any currently running scans... */
 		if (il_scan_cancel_timeout(il, 100))
 			IL_WARN("Could not cancel scan.\n");
 		else {
 			D_INFO("Committing rxon.flags = 0x%04X\n", flags);
-			ctx->staging.flags = cpu_to_le32(flags);
-			il3945_commit_rxon(il, ctx);
+			il->staging.flags = cpu_to_le32(flags);
+			il3945_commit_rxon(il, &il->ctx);
 		}
 	}
 	mutex_unlock(&il->mutex);
@@ -3207,9 +3200,8 @@ il3945_show_filter_flags(struct device *d, struct device_attribute *attr,
 			 char *buf)
 {
 	struct il_priv *il = dev_get_drvdata(d);
-	struct il_rxon_context *ctx = &il->ctx;
 
-	return sprintf(buf, "0x%04X\n", le32_to_cpu(ctx->active.filter_flags));
+	return sprintf(buf, "0x%04X\n", le32_to_cpu(il->active.filter_flags));
 }
 
 static ssize_t
@@ -3217,19 +3209,18 @@ il3945_store_filter_flags(struct device *d, struct device_attribute *attr,
 			  const char *buf, size_t count)
 {
 	struct il_priv *il = dev_get_drvdata(d);
-	struct il_rxon_context *ctx = &il->ctx;
 	u32 filter_flags = simple_strtoul(buf, NULL, 0);
 
 	mutex_lock(&il->mutex);
-	if (le32_to_cpu(ctx->staging.filter_flags) != filter_flags) {
+	if (le32_to_cpu(il->staging.filter_flags) != filter_flags) {
 		/* Cancel any currently running scans... */
 		if (il_scan_cancel_timeout(il, 100))
 			IL_WARN("Could not cancel scan.\n");
 		else {
 			D_INFO("Committing rxon.filter_flags = " "0x%04X\n",
 			       filter_flags);
-			ctx->staging.filter_flags = cpu_to_le32(filter_flags);
-			il3945_commit_rxon(il, ctx);
+			il->staging.filter_flags = cpu_to_le32(filter_flags);
+			il3945_commit_rxon(il, &il->ctx);
 		}
 	}
 	mutex_unlock(&il->mutex);
@@ -3278,9 +3269,8 @@ il3945_store_measurement(struct device *d, struct device_attribute *attr,
 			 const char *buf, size_t count)
 {
 	struct il_priv *il = dev_get_drvdata(d);
-	struct il_rxon_context *ctx = &il->ctx;
 	struct ieee80211_measurement_params params = {
-		.channel = le16_to_cpu(ctx->active.channel),
+		.channel = le16_to_cpu(il->active.channel),
 		.start_time = cpu_to_le64(il->_3945.last_tsf),
 		.duration = cpu_to_le16(1),
 	};
diff --git a/drivers/net/wireless/iwlegacy/3945-rs.c b/drivers/net/wireless/iwlegacy/3945-rs.c
index d7a83f2..40d17d7 100644
--- a/drivers/net/wireless/iwlegacy/3945-rs.c
+++ b/drivers/net/wireless/iwlegacy/3945-rs.c
@@ -944,7 +944,7 @@ il3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
 	switch (il->band) {
 	case IEEE80211_BAND_2GHZ:
 		/* TODO: this always does G, not a regression */
-		if (il->ctx.active.flags & RXON_FLG_TGG_PROTECT_MSK) {
+		if (il->active.flags & RXON_FLG_TGG_PROTECT_MSK) {
 			rs_sta->tgg = 1;
 			rs_sta->expected_tpt = il3945_expected_tpt_g_prot;
 		} else
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 1489b15..dc0433f 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -1388,7 +1388,7 @@ il3945_send_tx_power(struct il_priv *il)
 	int rate_idx, i;
 	const struct il_channel_info *ch_info = NULL;
 	struct il3945_txpowertable_cmd txpower = {
-		.channel = il->ctx.active.channel,
+		.channel = il->active.channel,
 	};
 	u16 chan;
 
@@ -1397,7 +1397,7 @@ il3945_send_tx_power(struct il_priv *il)
 	     "TX Power requested while scanning!\n"))
 		return -EAGAIN;
 
-	chan = le16_to_cpu(il->ctx.active.channel);
+	chan = le16_to_cpu(il->active.channel);
 
 	txpower.band = (il->band == IEEE80211_BAND_5GHZ) ? 0 : 1;
 	ch_info = il_get_channel_info(il, il->band, chan);
@@ -1673,8 +1673,8 @@ il3945_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
 		.flags = CMD_WANT_SKB,
 		.data = &rxon_assoc,
 	};
-	const struct il_rxon_cmd *rxon1 = &ctx->staging;
-	const struct il_rxon_cmd *rxon2 = &ctx->active;
+	const struct il_rxon_cmd *rxon1 = &il->staging;
+	const struct il_rxon_cmd *rxon2 = &il->active;
 
 	if (rxon1->flags == rxon2->flags &&
 	    rxon1->filter_flags == rxon2->filter_flags &&
@@ -1684,10 +1684,10 @@ il3945_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
 		return 0;
 	}
 
-	rxon_assoc.flags = ctx->staging.flags;
-	rxon_assoc.filter_flags = ctx->staging.filter_flags;
-	rxon_assoc.ofdm_basic_rates = ctx->staging.ofdm_basic_rates;
-	rxon_assoc.cck_basic_rates = ctx->staging.cck_basic_rates;
+	rxon_assoc.flags = il->staging.flags;
+	rxon_assoc.filter_flags = il->staging.filter_flags;
+	rxon_assoc.ofdm_basic_rates = il->staging.ofdm_basic_rates;
+	rxon_assoc.cck_basic_rates = il->staging.cck_basic_rates;
 	rxon_assoc.reserved = 0;
 
 	rc = il_send_cmd_sync(il, &cmd);
@@ -1717,8 +1717,8 @@ int
 il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	/* cast away the const for active_rxon in this function */
-	struct il3945_rxon_cmd *active_rxon = (void *)&ctx->active;
-	struct il3945_rxon_cmd *staging_rxon = (void *)&ctx->staging;
+	struct il3945_rxon_cmd *active_rxon = (void *)&il->active;
+	struct il3945_rxon_cmd *staging_rxon = (void *)&il->staging;
 	int rc = 0;
 	bool new_assoc = !!(staging_rxon->filter_flags & RXON_FILTER_ASSOC_MSK);
 
@@ -1776,7 +1776,7 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		active_rxon->reserved4 = 0;
 		active_rxon->reserved5 = 0;
 		rc = il_send_cmd_pdu(il, C_RXON, sizeof(struct il3945_rxon_cmd),
-				     &il->ctx.active);
+				     &il->active);
 
 		/* If the mask clearing failed then we set
 		 * active_rxon back to what it was previously */
diff --git a/drivers/net/wireless/iwlegacy/4965-calib.c b/drivers/net/wireless/iwlegacy/4965-calib.c
index d3248e3..f302a6a 100644
--- a/drivers/net/wireless/iwlegacy/4965-calib.c
+++ b/drivers/net/wireless/iwlegacy/4965-calib.c
@@ -806,8 +806,6 @@ il4965_chain_noise_calibration(struct il_priv *il, void *stat_resp)
 	unsigned long flags;
 	struct stats_rx_non_phy *rx_info;
 
-	struct il_rxon_context *ctx = &il->ctx;
-
 	if (il->disable_chain_noise_cal)
 		return;
 
@@ -833,8 +831,8 @@ il4965_chain_noise_calibration(struct il_priv *il, void *stat_resp)
 		return;
 	}
 
-	rxon_band24 = !!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK);
-	rxon_chnum = le16_to_cpu(ctx->staging.channel);
+	rxon_band24 = !!(il->staging.flags & RXON_FLG_BAND_24G_MSK);
+	rxon_chnum = le16_to_cpu(il->staging.channel);
 
 	stat_band24 =
 	    !!(((struct il_notif_stats *)stat_resp)->
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 1667232..6a77f41 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -926,8 +926,7 @@ il4965_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 	case IEEE80211_BAND_2GHZ:
 		scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK;
 		chan_mod =
-		    le32_to_cpu(il->ctx.active.
-				flags & RXON_FLG_CHANNEL_MODE_MSK) >>
+		    le32_to_cpu(il->active.flags & RXON_FLG_CHANNEL_MODE_MSK) >>
 		    RXON_FLG_CHANNEL_MODE_POS;
 		if (chan_mod == CHANNEL_MODE_PURE_40) {
 			rate = RATE_6M_PLCP;
@@ -1164,14 +1163,14 @@ il4965_set_rxon_chain(struct il_priv *il, struct il_rxon_context *ctx)
 	rx_chain |= active_rx_cnt << RXON_RX_CHAIN_MIMO_CNT_POS;
 	rx_chain |= idle_rx_cnt << RXON_RX_CHAIN_CNT_POS;
 
-	ctx->staging.rx_chain = cpu_to_le16(rx_chain);
+	il->staging.rx_chain = cpu_to_le16(rx_chain);
 
 	if (!is_single && active_rx_cnt >= IL_NUM_RX_CHAINS_SINGLE && is_cam)
-		ctx->staging.rx_chain |= RXON_RX_CHAIN_MIMO_FORCE_MSK;
+		il->staging.rx_chain |= RXON_RX_CHAIN_MIMO_FORCE_MSK;
 	else
-		ctx->staging.rx_chain &= ~RXON_RX_CHAIN_MIMO_FORCE_MSK;
+		il->staging.rx_chain &= ~RXON_RX_CHAIN_MIMO_FORCE_MSK;
 
-	D_ASSOC("rx_chain=0x%X active=%d idle=%d\n", ctx->staging.rx_chain,
+	D_ASSOC("rx_chain=0x%X active=%d idle=%d\n", il->staging.rx_chain,
 		active_rx_cnt, idle_rx_cnt);
 
 	WARN_ON(active_rx_cnt == 0 || idle_rx_cnt == 0 ||
@@ -3378,7 +3377,7 @@ il4965_update_chain_flags(struct il_priv *il)
 {
 	if (il->cfg->ops->hcmd->set_rxon_chain) {
 		il->cfg->ops->hcmd->set_rxon_chain(il, &il->ctx);
-		if (il->ctx.active.rx_chain != il->ctx.staging.rx_chain)
+		if (il->active.rx_chain != il->staging.rx_chain)
 			il_commit_rxon(il, &il->ctx);
 	}
 }
@@ -5019,11 +5018,11 @@ il4965_alive_start(struct il_priv *il)
 
 	il->active_rate = RATES_MASK;
 
-	if (il_is_associated_ctx(ctx)) {
+	if (il_is_associated(il)) {
 		struct il_rxon_cmd *active_rxon =
-		    (struct il_rxon_cmd *)&ctx->active;
+		    (struct il_rxon_cmd *)&il->active;
 		/* apply any changes in staging */
-		ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	} else {
 		/* Initialize our rx_config data */
@@ -5768,14 +5767,14 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	    test_bit(S_CHANNEL_SWITCH_PENDING, &il->status))
 		goto out;
 
-	if (!il_is_associated_ctx(ctx))
+	if (!il_is_associated(il))
 		goto out;
 
 	if (!il->cfg->ops->lib->set_channel_switch)
 		goto out;
 
 	ch = channel->hw_value;
-	if (le16_to_cpu(ctx->active.channel) == ch)
+	if (le16_to_cpu(il->active.channel) == ch)
 		goto out;
 
 	ch_info = il_get_channel_info(il, channel->band, ch);
@@ -5807,8 +5806,8 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	} else
 		ctx->ht.is_40mhz = false;
 
-	if ((le16_to_cpu(ctx->staging.channel) != ch))
-		ctx->staging.flags = 0;
+	if ((le16_to_cpu(il->staging.channel) != ch))
+		il->staging.flags = 0;
 
 	il_set_rxon_channel(il, channel, ctx);
 	il_set_rxon_ht(il, ht_conf);
@@ -5860,8 +5859,8 @@ il4965_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
 
 	mutex_lock(&il->mutex);
 
-	il->ctx.staging.filter_flags &= ~filter_nand;
-	il->ctx.staging.filter_flags |= filter_or;
+	il->staging.filter_flags &= ~filter_nand;
+	il->staging.filter_flags |= filter_or;
 
 	/*
 	 * Not committing directly because hardware can perform a scan,
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index cacbc03..b34de14 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -1342,7 +1342,6 @@ il4965_send_tx_power(struct il_priv *il)
 	u8 band = 0;
 	bool is_ht40 = false;
 	u8 ctrl_chan_high = 0;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	if (WARN_ONCE
 	    (test_bit(S_SCAN_HW, &il->status),
@@ -1351,16 +1350,16 @@ il4965_send_tx_power(struct il_priv *il)
 
 	band = il->band == IEEE80211_BAND_2GHZ;
 
-	is_ht40 = iw4965_is_ht40_channel(ctx->active.flags);
+	is_ht40 = iw4965_is_ht40_channel(il->active.flags);
 
-	if (is_ht40 && (ctx->active.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
+	if (is_ht40 && (il->active.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
 		ctrl_chan_high = 1;
 
 	cmd.band = band;
-	cmd.channel = ctx->active.channel;
+	cmd.channel = il->active.channel;
 
 	ret =
-	    il4965_fill_txpower_tbl(il, band, le16_to_cpu(ctx->active.channel),
+	    il4965_fill_txpower_tbl(il, band, le16_to_cpu(il->active.channel),
 				    is_ht40, ctrl_chan_high, &cmd.tx_power);
 	if (ret)
 		goto out;
@@ -1376,8 +1375,8 @@ il4965_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	int ret = 0;
 	struct il4965_rxon_assoc_cmd rxon_assoc;
-	const struct il_rxon_cmd *rxon1 = &ctx->staging;
-	const struct il_rxon_cmd *rxon2 = &ctx->active;
+	const struct il_rxon_cmd *rxon1 = &il->staging;
+	const struct il_rxon_cmd *rxon2 = &il->active;
 
 	if (rxon1->flags == rxon2->flags &&
 	    rxon1->filter_flags == rxon2->filter_flags &&
@@ -1392,16 +1391,16 @@ il4965_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
 		return 0;
 	}
 
-	rxon_assoc.flags = ctx->staging.flags;
-	rxon_assoc.filter_flags = ctx->staging.filter_flags;
-	rxon_assoc.ofdm_basic_rates = ctx->staging.ofdm_basic_rates;
-	rxon_assoc.cck_basic_rates = ctx->staging.cck_basic_rates;
+	rxon_assoc.flags = il->staging.flags;
+	rxon_assoc.filter_flags = il->staging.filter_flags;
+	rxon_assoc.ofdm_basic_rates = il->staging.ofdm_basic_rates;
+	rxon_assoc.cck_basic_rates = il->staging.cck_basic_rates;
 	rxon_assoc.reserved = 0;
 	rxon_assoc.ofdm_ht_single_stream_basic_rates =
-	    ctx->staging.ofdm_ht_single_stream_basic_rates;
+	    il->staging.ofdm_ht_single_stream_basic_rates;
 	rxon_assoc.ofdm_ht_dual_stream_basic_rates =
-	    ctx->staging.ofdm_ht_dual_stream_basic_rates;
-	rxon_assoc.rx_chain_select_flags = ctx->staging.rx_chain;
+	    il->staging.ofdm_ht_dual_stream_basic_rates;
+	rxon_assoc.rx_chain_select_flags = il->staging.rx_chain;
 
 	ret =
 	    il_send_cmd_pdu_async(il, C_RXON_ASSOC, sizeof(rxon_assoc),
@@ -1414,9 +1413,9 @@ static int
 il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	/* cast away the const for active_rxon in this function */
-	struct il_rxon_cmd *active_rxon = (void *)&ctx->active;
+	struct il_rxon_cmd *active_rxon = (void *)&il->active;
 	int ret;
-	bool new_assoc = !!(ctx->staging.filter_flags & RXON_FILTER_ASSOC_MSK);
+	bool new_assoc = !!(il->staging.filter_flags & RXON_FILTER_ASSOC_MSK);
 
 	if (!il_is_alive(il))
 		return -EBUSY;
@@ -1425,7 +1424,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		return 0;
 
 	/* always get timestamp with Rx frame */
-	ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK;
+	il->staging.flags |= RXON_FLG_TSF2HOST_MSK;
 
 	ret = il_check_rxon_cmd(il, ctx);
 	if (ret) {
@@ -1438,7 +1437,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	 * abort any previous channel switch if still in process
 	 */
 	if (test_bit(S_CHANNEL_SWITCH_PENDING, &il->status) &&
-	    il->switch_channel != ctx->staging.channel) {
+	    il->switch_channel != il->staging.channel) {
 		D_11H("abort channel switch on %d\n",
 		      le16_to_cpu(il->switch_channel));
 		il_chswitch_done(il, false);
@@ -1454,7 +1453,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 			return ret;
 		}
 
-		memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
 		il_print_rx_config_cmd(il, ctx);
 		/*
 		 * We do not commit tx power settings while channel changing,
@@ -1468,7 +1467,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	 * an RXON_ASSOC and the new config wants the associated mask enabled,
 	 * we must clear the associated from the active configuration
 	 * before we apply the new config */
-	if (il_is_associated_ctx(ctx) && new_assoc) {
+	if (il_is_associated(il) && new_assoc) {
 		D_INFO("Toggling associated bit on current RXON\n");
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 
@@ -1494,7 +1493,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 
 	D_INFO("Sending RXON\n" "* with%s RXON_FILTER_ASSOC_MSK\n"
 	       "* channel = %d\n" "* bssid = %pM\n", (new_assoc ? "" : "out"),
-	       le16_to_cpu(ctx->staging.channel), ctx->staging.bssid_addr);
+	       le16_to_cpu(il->staging.channel), il->staging.bssid_addr);
 
 	il_set_rxon_hwcrypto(il, ctx, !il->cfg->mod_params->sw_crypto);
 
@@ -1505,13 +1504,13 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	if (!new_assoc) {
 		ret =
 		    il_send_cmd_pdu(il, ctx->rxon_cmd,
-				    sizeof(struct il_rxon_cmd), &ctx->staging);
+				    sizeof(struct il_rxon_cmd), &il->staging);
 		if (ret) {
 			IL_ERR("Error setting new RXON (%d)\n", ret);
 			return ret;
 		}
 		D_INFO("Return from !new_assoc RXON.\n");
-		memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
 		il_clear_ucode_stations(il, ctx);
 		il_restore_stations(il, ctx);
 		ret = il4965_restore_default_wep_keys(il, ctx);
@@ -1527,12 +1526,12 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		 */
 		ret =
 		    il_send_cmd_pdu(il, ctx->rxon_cmd,
-				    sizeof(struct il_rxon_cmd), &ctx->staging);
+				    sizeof(struct il_rxon_cmd), &il->staging);
 		if (ret) {
 			IL_ERR("Error setting new RXON (%d)\n", ret);
 			return ret;
 		}
-		memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
 	}
 	il_print_rx_config_cmd(il, ctx);
 
@@ -1564,21 +1563,21 @@ il4965_hw_channel_switch(struct il_priv *il,
 	u16 ch;
 	u32 tsf_low;
 	u8 switch_count;
-	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
+	u16 beacon_interval = le16_to_cpu(il->timing.beacon_interval);
 	struct ieee80211_vif *vif = ctx->vif;
 	band = il->band == IEEE80211_BAND_2GHZ;
 
-	is_ht40 = iw4965_is_ht40_channel(ctx->staging.flags);
+	is_ht40 = iw4965_is_ht40_channel(il->staging.flags);
 
-	if (is_ht40 && (ctx->staging.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
+	if (is_ht40 && (il->staging.flags & RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK))
 		ctrl_chan_high = 1;
 
 	cmd.band = band;
 	cmd.expect_beacon = 0;
 	ch = ch_switch->channel->hw_value;
 	cmd.channel = cpu_to_le16(ch);
-	cmd.rxon_flags = ctx->staging.flags;
-	cmd.rxon_filter_flags = ctx->staging.filter_flags;
+	cmd.rxon_flags = il->staging.flags;
+	cmd.rxon_filter_flags = il->staging.filter_flags;
 	switch_count = ch_switch->count;
 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
 	/*
@@ -1611,7 +1610,7 @@ il4965_hw_channel_switch(struct il_priv *il,
 		cmd.expect_beacon = il_is_channel_radar(ch_info);
 	else {
 		IL_ERR("invalid channel switch from %u to %u\n",
-		       ctx->active.channel, ch);
+		       il->active.channel, ch);
 		return -EFAULT;
 	}
 
@@ -2139,7 +2138,7 @@ il4965_post_scan(struct il_priv *il)
 	 * Since setting the RXON may have been deferred while
 	 * performing the scan, fire one off if needed
 	 */
-	if (memcmp(&ctx->staging, &ctx->active, sizeof(ctx->staging)))
+	if (memcmp(&il->staging, &il->active, sizeof(il->staging)))
 		il_commit_rxon(il, ctx);
 }
 
@@ -2161,41 +2160,41 @@ il4965_post_associate(struct il_priv *il)
 
 	conf = &il->hw->conf;
 
-	ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	il_commit_rxon(il, ctx);
 
 	ret = il_send_rxon_timing(il, ctx);
 	if (ret)
 		IL_WARN("RXON timing - " "Attempting to continue.\n");
 
-	ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+	il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 
 	il_set_rxon_ht(il, &il->current_ht_config);
 
 	if (il->cfg->ops->hcmd->set_rxon_chain)
 		il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
 
-	ctx->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
+	il->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
 
 	D_ASSOC("assoc id %d beacon interval %d\n", vif->bss_conf.aid,
 		vif->bss_conf.beacon_int);
 
 	if (vif->bss_conf.use_short_preamble)
-		ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 	else
-		ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-	if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
+	if (il->staging.flags & RXON_FLG_BAND_24G_MSK) {
 		if (vif->bss_conf.use_short_slot)
-			ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 	}
 
 	il_commit_rxon(il, ctx);
 
 	D_ASSOC("Associated as %d to: %pM\n", vif->bss_conf.aid,
-		ctx->active.bssid_addr);
+		il->active.bssid_addr);
 
 	switch (vif->type) {
 	case NL80211_IFTYPE_STATION:
@@ -2233,10 +2232,10 @@ il4965_config_ap(struct il_priv *il)
 		return;
 
 	/* The following should be done only at AP bring up */
-	if (!il_is_associated_ctx(ctx)) {
+	if (!il_is_associated(il)) {
 
 		/* RXON - unassoc (to set timing command) */
-		ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 		il_commit_rxon(il, ctx);
 
 		/* RXON Timing */
@@ -2251,23 +2250,23 @@ il4965_config_ap(struct il_priv *il)
 		if (il->cfg->ops->hcmd->set_rxon_chain)
 			il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
 
-		ctx->staging.assoc_id = 0;
+		il->staging.assoc_id = 0;
 
 		if (vif->bss_conf.use_short_preamble)
-			ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
-		if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
+		if (il->staging.flags & RXON_FLG_BAND_24G_MSK) {
 			if (vif->bss_conf.use_short_slot)
-				ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+				il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 			else
-				ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+				il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 		}
 		/* need to send beacon cmd before committing assoc RXON! */
 		il4965_send_beacon_cmd(il);
 		/* restore RXON assoc */
-		ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
+		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 		il_commit_rxon(il, ctx);
 	}
 	il4965_send_beacon_cmd(il);
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 36454d0..2b56226 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -2361,7 +2361,7 @@ il_is_lq_table_valid(struct il_priv *il, struct il_rxon_context *ctx,
 	if (ctx->ht.enabled)
 		return true;
 
-	D_INFO("Channel %u is not an HT channel\n", ctx->active.channel);
+	D_INFO("Channel %u is not an HT channel\n", il->active.channel);
 	for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++) {
 		if (le32_to_cpu(lq->rs_table[i].rate_n_flags) & RATE_MCS_HT_MSK) {
 			D_INFO("idx %d of LQ expects HT channel\n", i);
@@ -2648,7 +2648,7 @@ il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr,
 	 * All contexts have the same setting here due to it being
 	 * a module parameter, so OK to check any context.
 	 */
-	if (il->ctx.active.filter_flags & RXON_FILTER_DIS_DECRYPT_MSK)
+	if (il->active.filter_flags & RXON_FILTER_DIS_DECRYPT_MSK)
 		return 0;
 
 	if (!(fc & IEEE80211_FCTL_PROTECTED))
@@ -3581,7 +3581,7 @@ il_is_ht40_tx_allowed(struct il_priv *il, struct il_rxon_context *ctx,
 #endif
 
 	return il_is_channel_extension(il, il->band,
-				       le16_to_cpu(ctx->staging.channel),
+				       le16_to_cpu(il->staging.channel),
 				       ctx->ht.extension_chan_offset);
 }
 EXPORT_SYMBOL(il_is_ht40_tx_allowed);
@@ -3633,10 +3633,10 @@ il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx)
 
 	lockdep_assert_held(&il->mutex);
 
-	memset(&ctx->timing, 0, sizeof(struct il_rxon_time_cmd));
+	memset(&il->timing, 0, sizeof(struct il_rxon_time_cmd));
 
-	ctx->timing.timestamp = cpu_to_le64(il->timestamp);
-	ctx->timing.listen_interval = cpu_to_le16(conf->listen_interval);
+	il->timing.timestamp = cpu_to_le64(il->timestamp);
+	il->timing.listen_interval = cpu_to_le16(conf->listen_interval);
 
 	beacon_int = vif ? vif->bss_conf.beacon_int : 0;
 
@@ -3644,28 +3644,28 @@ il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx)
 	 * TODO: For IBSS we need to get atim_win from mac80211,
 	 *       for now just always use 0
 	 */
-	ctx->timing.atim_win = 0;
+	il->timing.atim_win = 0;
 
 	beacon_int =
 	    il_adjust_beacon_interval(beacon_int,
 				      il->hw_params.max_beacon_itrvl *
 				      TIME_UNIT);
-	ctx->timing.beacon_interval = cpu_to_le16(beacon_int);
+	il->timing.beacon_interval = cpu_to_le16(beacon_int);
 
 	tsf = il->timestamp;	/* tsf is modifed by do_div: copy it */
 	interval_tm = beacon_int * TIME_UNIT;
 	rem = do_div(tsf, interval_tm);
-	ctx->timing.beacon_init_val = cpu_to_le32(interval_tm - rem);
+	il->timing.beacon_init_val = cpu_to_le32(interval_tm - rem);
 
-	ctx->timing.dtim_period = vif ? (vif->bss_conf.dtim_period ? : 1) : 1;
+	il->timing.dtim_period = vif ? (vif->bss_conf.dtim_period ? : 1) : 1;
 
 	D_ASSOC("beacon interval %d beacon timer %d beacon tim %d\n",
-		le16_to_cpu(ctx->timing.beacon_interval),
-		le32_to_cpu(ctx->timing.beacon_init_val),
-		le16_to_cpu(ctx->timing.atim_win));
+		le16_to_cpu(il->timing.beacon_interval),
+		le32_to_cpu(il->timing.beacon_init_val),
+		le16_to_cpu(il->timing.atim_win));
 
-	return il_send_cmd_pdu(il, ctx->rxon_timing_cmd, sizeof(ctx->timing),
-			       &ctx->timing);
+	return il_send_cmd_pdu(il, il->ctx.rxon_timing_cmd, sizeof(il->timing),
+			       &il->timing);
 }
 EXPORT_SYMBOL(il_send_rxon_timing);
 
@@ -3673,7 +3673,7 @@ void
 il_set_rxon_hwcrypto(struct il_priv *il, struct il_rxon_context *ctx,
 		     int hw_decrypt)
 {
-	struct il_rxon_cmd *rxon = &ctx->staging;
+	struct il_rxon_cmd *rxon = &il->staging;
 
 	if (hw_decrypt)
 		rxon->filter_flags &= ~RXON_FILTER_DIS_DECRYPT_MSK;
@@ -3687,7 +3687,7 @@ EXPORT_SYMBOL(il_set_rxon_hwcrypto);
 int
 il_check_rxon_cmd(struct il_priv *il, struct il_rxon_context *ctx)
 {
-	struct il_rxon_cmd *rxon = &ctx->staging;
+	struct il_rxon_cmd *rxon = &il->staging;
 	bool error = false;
 
 	if (rxon->flags & RXON_FLG_BAND_24G_MSK) {
@@ -3767,8 +3767,8 @@ EXPORT_SYMBOL(il_check_rxon_cmd);
 int
 il_full_rxon_required(struct il_priv *il, struct il_rxon_context *ctx)
 {
-	const struct il_rxon_cmd *staging = &ctx->staging;
-	const struct il_rxon_cmd *active = &ctx->active;
+	const struct il_rxon_cmd *staging = &il->staging;
+	const struct il_rxon_cmd *active = &il->active;
 
 #define CHK(cond)							\
 	if ((cond)) {							\
@@ -3785,7 +3785,7 @@ il_full_rxon_required(struct il_priv *il, struct il_rxon_context *ctx)
 	}
 
 	/* These items are only settable from the full RXON command */
-	CHK(!il_is_associated_ctx(ctx));
+	CHK(!il_is_associated(il));
 	CHK(compare_ether_addr(staging->bssid_addr, active->bssid_addr));
 	CHK(compare_ether_addr(staging->node_addr, active->node_addr));
 	CHK(compare_ether_addr
@@ -3825,7 +3825,7 @@ il_get_lowest_plcp(struct il_priv *il, struct il_rxon_context *ctx)
 	 * Assign the lowest rate -- should really get this from
 	 * the beacon skb from mac80211.
 	 */
-	if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK)
+	if (il->staging.flags & RXON_FLG_BAND_24G_MSK)
 		return RATE_1M_PLCP;
 	else
 		return RATE_6M_PLCP;
@@ -3836,7 +3836,7 @@ static void
 _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 		struct il_rxon_context *ctx)
 {
-	struct il_rxon_cmd *rxon = &ctx->staging;
+	struct il_rxon_cmd *rxon = &il->staging;
 
 	if (!ctx->ht.enabled) {
 		rxon->flags &=
@@ -3925,7 +3925,7 @@ il_get_single_channel_number(struct il_priv *il, enum ieee80211_band band)
 
 	for (i = min; i < max; i++) {
 		channel = il->channel_info[i].channel;
-		if (channel == le16_to_cpu(il->ctx.staging.channel))
+		if (channel == le16_to_cpu(il->staging.channel))
 			continue;
 
 		ch_info = il_get_channel_info(il, band, channel);
@@ -3951,14 +3951,14 @@ il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch,
 	enum ieee80211_band band = ch->band;
 	u16 channel = ch->hw_value;
 
-	if (le16_to_cpu(ctx->staging.channel) == channel && il->band == band)
+	if (le16_to_cpu(il->staging.channel) == channel && il->band == band)
 		return 0;
 
-	ctx->staging.channel = cpu_to_le16(channel);
+	il->staging.channel = cpu_to_le16(channel);
 	if (band == IEEE80211_BAND_5GHZ)
-		ctx->staging.flags &= ~RXON_FLG_BAND_24G_MSK;
+		il->staging.flags &= ~RXON_FLG_BAND_24G_MSK;
 	else
-		ctx->staging.flags |= RXON_FLG_BAND_24G_MSK;
+		il->staging.flags |= RXON_FLG_BAND_24G_MSK;
 
 	il->band = band;
 
@@ -3973,20 +3973,20 @@ il_set_flags_for_band(struct il_priv *il, struct il_rxon_context *ctx,
 		      enum ieee80211_band band, struct ieee80211_vif *vif)
 {
 	if (band == IEEE80211_BAND_5GHZ) {
-		ctx->staging.flags &=
+		il->staging.flags &=
 		    ~(RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK |
 		      RXON_FLG_CCK_MSK);
-		ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+		il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 	} else {
 		/* Copied from il_post_associate() */
 		if (vif && vif->bss_conf.use_short_slot)
-			ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 
-		ctx->staging.flags |= RXON_FLG_BAND_24G_MSK;
-		ctx->staging.flags |= RXON_FLG_AUTO_DETECT_MSK;
-		ctx->staging.flags &= ~RXON_FLG_CCK_MSK;
+		il->staging.flags |= RXON_FLG_BAND_24G_MSK;
+		il->staging.flags |= RXON_FLG_AUTO_DETECT_MSK;
+		il->staging.flags &= ~RXON_FLG_CCK_MSK;
 	}
 }
 EXPORT_SYMBOL(il_set_flags_for_band);
@@ -3999,22 +3999,22 @@ il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	const struct il_channel_info *ch_info;
 
-	memset(&ctx->staging, 0, sizeof(ctx->staging));
+	memset(&il->staging, 0, sizeof(il->staging));
 
 	if (!ctx->vif) {
-		ctx->staging.dev_type = ctx->unused_devtype;
+		il->staging.dev_type = ctx->unused_devtype;
 	} else
 		switch (ctx->vif->type) {
 
 		case NL80211_IFTYPE_STATION:
-			ctx->staging.dev_type = ctx->station_devtype;
-			ctx->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
+			il->staging.dev_type = ctx->station_devtype;
+			il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
 			break;
 
 		case NL80211_IFTYPE_ADHOC:
-			ctx->staging.dev_type = ctx->ibss_devtype;
-			ctx->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
-			ctx->staging.filter_flags =
+			il->staging.dev_type = ctx->ibss_devtype;
+			il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.filter_flags =
 			    RXON_FILTER_BCON_AWARE_MSK |
 			    RXON_FILTER_ACCEPT_GRP_MSK;
 			break;
@@ -4029,35 +4029,35 @@ il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
 	/* TODO:  Figure out when short_preamble would be set and cache from
 	 * that */
 	if (!hw_to_local(il->hw)->short_preamble)
-		ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 	else
-		ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 #endif
 
 	ch_info =
-	    il_get_channel_info(il, il->band, le16_to_cpu(ctx->active.channel));
+	    il_get_channel_info(il, il->band, le16_to_cpu(il->active.channel));
 
 	if (!ch_info)
 		ch_info = &il->channel_info[0];
 
-	ctx->staging.channel = cpu_to_le16(ch_info->channel);
+	il->staging.channel = cpu_to_le16(ch_info->channel);
 	il->band = ch_info->band;
 
 	il_set_flags_for_band(il, ctx, il->band, ctx->vif);
 
-	ctx->staging.ofdm_basic_rates =
+	il->staging.ofdm_basic_rates =
 	    (IL_OFDM_RATES_MASK >> IL_FIRST_OFDM_RATE) & 0xFF;
-	ctx->staging.cck_basic_rates =
+	il->staging.cck_basic_rates =
 	    (IL_CCK_RATES_MASK >> IL_FIRST_CCK_RATE) & 0xF;
 
 	/* clear both MIX and PURE40 mode flag */
-	ctx->staging.flags &=
+	il->staging.flags &=
 	    ~(RXON_FLG_CHANNEL_MODE_MIXED | RXON_FLG_CHANNEL_MODE_PURE_40);
 	if (ctx->vif)
-		memcpy(ctx->staging.node_addr, ctx->vif->addr, ETH_ALEN);
+		memcpy(il->staging.node_addr, ctx->vif->addr, ETH_ALEN);
 
-	ctx->staging.ofdm_ht_single_stream_basic_rates = 0xff;
-	ctx->staging.ofdm_ht_dual_stream_basic_rates = 0xff;
+	il->staging.ofdm_ht_single_stream_basic_rates = 0xff;
+	il->staging.ofdm_ht_dual_stream_basic_rates = 0xff;
 }
 EXPORT_SYMBOL(il_connection_init_rx_config);
 
@@ -4084,10 +4084,10 @@ il_set_rate(struct il_priv *il)
 
 	D_RATE("Set active_rate = %0x\n", il->active_rate);
 
-	il->ctx.staging.cck_basic_rates =
+	il->staging.cck_basic_rates =
 	    (IL_CCK_BASIC_RATES_MASK >> IL_FIRST_CCK_RATE) & 0xF;
 
-	il->ctx.staging.ofdm_basic_rates =
+	il->staging.ofdm_basic_rates =
 	    (IL_OFDM_BASIC_RATES_MASK >> IL_FIRST_OFDM_RATE) & 0xFF;
 }
 EXPORT_SYMBOL(il_set_rate);
@@ -4110,16 +4110,14 @@ il_hdl_csa(struct il_priv *il, struct il_rx_buf *rxb)
 {
 	struct il_rx_pkt *pkt = rxb_addr(rxb);
 	struct il_csa_notification *csa = &(pkt->u.csa_notif);
-
-	struct il_rxon_context *ctx = &il->ctx;
-	struct il_rxon_cmd *rxon = (void *)&ctx->active;
+	struct il_rxon_cmd *rxon = (void *)&il->active;
 
 	if (!test_bit(S_CHANNEL_SWITCH_PENDING, &il->status))
 		return;
 
 	if (!le32_to_cpu(csa->status) && csa->channel == il->switch_channel) {
 		rxon->channel = csa->channel;
-		ctx->staging.channel = csa->channel;
+		il->staging.channel = csa->channel;
 		D_11H("CSA notif: channel %d\n", le16_to_cpu(csa->channel));
 		il_chswitch_done(il, true);
 	} else {
@@ -4134,7 +4132,7 @@ EXPORT_SYMBOL(il_hdl_csa);
 void
 il_print_rx_config_cmd(struct il_priv *il, struct il_rxon_context *ctx)
 {
-	struct il_rxon_cmd *rxon = &ctx->staging;
+	struct il_rxon_cmd *rxon = &il->staging;
 
 	D_RADIO("RX CONFIG:\n");
 	il_print_hex_dump(il, IL_DL_RADIO, (u8 *) rxon, sizeof(*rxon));
@@ -4347,7 +4345,6 @@ il_set_tx_power(struct il_priv *il, s8 tx_power, bool force)
 	int ret;
 	s8 prev_tx_power;
 	bool defer;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	lockdep_assert_held(&il->mutex);
 
@@ -4378,7 +4375,7 @@ il_set_tx_power(struct il_priv *il, s8 tx_power, bool force)
 
 	/* do not set tx power when scanning or channel changing */
 	defer = test_bit(S_SCANNING, &il->status) ||
-	    memcmp(&ctx->active, &ctx->staging, sizeof(ctx->staging));
+	    memcmp(&il->active, &il->staging, sizeof(il->staging));
 	if (defer && !force) {
 		D_INFO("Deferring tx power set\n");
 		return 0;
@@ -5379,8 +5376,8 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 		/* if we are switching from ht to 2.4 clear flags
 		 * from any ht related info since 2.4 does not
 		 * support ht */
-		if ((le16_to_cpu(ctx->staging.channel) != ch))
-			ctx->staging.flags = 0;
+		if ((le16_to_cpu(il->staging.channel) != ch))
+			il->staging.flags = 0;
 
 		il_set_rxon_channel(il, channel, ctx);
 		il_set_rxon_ht(il, ht_conf);
@@ -5420,7 +5417,7 @@ set_ch_out:
 	if (scan_active)
 		goto out;
 
-	if (memcmp(&ctx->active, &ctx->staging, sizeof(ctx->staging)))
+	if (memcmp(&il->active, &il->staging, sizeof(il->staging)))
 		il_commit_rxon(il, ctx);
 	else
 		D_INFO("Not re-sending same RXON configuration.\n");
@@ -5473,7 +5470,7 @@ il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	/* we are restarting association process
 	 * clear RXON_FILTER_ASSOC_MSK bit
 	 */
-	ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	il_commit_rxon(il, ctx);
 
 	il_set_rate(il);
@@ -5555,8 +5552,8 @@ il_set_no_assoc(struct il_priv *il, struct ieee80211_vif *vif)
 	 * association and that no more packets should be
 	 * sent
 	 */
-	ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-	ctx->staging.assoc_id = 0;
+	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+	il->staging.assoc_id = 0;
 	il_commit_rxon(il, ctx);
 }
 
@@ -5660,13 +5657,13 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 		/* mac80211 only sets assoc when in STATION mode */
 		if (vif->type == NL80211_IFTYPE_ADHOC || bss_conf->assoc) {
-			memcpy(ctx->staging.bssid_addr, bss_conf->bssid,
+			memcpy(il->staging.bssid_addr, bss_conf->bssid,
 			       ETH_ALEN);
 
 			/* currently needed in a few places */
 			memcpy(il->bssid, bss_conf->bssid, ETH_ALEN);
 		} else {
-			ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
+			il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 		}
 
 	}
@@ -5682,21 +5679,21 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	if (changes & BSS_CHANGED_ERP_PREAMBLE) {
 		D_MAC80211("ERP_PREAMBLE %d\n", bss_conf->use_short_preamble);
 		if (bss_conf->use_short_preamble)
-			ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
+			il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 	}
 
 	if (changes & BSS_CHANGED_ERP_CTS_PROT) {
 		D_MAC80211("ERP_CTS %d\n", bss_conf->use_cts_prot);
 		if (bss_conf->use_cts_prot && il->band != IEEE80211_BAND_5GHZ)
-			ctx->staging.flags |= RXON_FLG_TGG_PROTECT_MSK;
+			il->staging.flags |= RXON_FLG_TGG_PROTECT_MSK;
 		else
-			ctx->staging.flags &= ~RXON_FLG_TGG_PROTECT_MSK;
+			il->staging.flags &= ~RXON_FLG_TGG_PROTECT_MSK;
 		if (bss_conf->use_cts_prot)
-			ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
+			il->staging.flags |= RXON_FLG_SELF_CTS_EN;
 		else
-			ctx->staging.flags &= ~RXON_FLG_SELF_CTS_EN;
+			il->staging.flags &= ~RXON_FLG_SELF_CTS_EN;
 	}
 
 	if (changes & BSS_CHANGED_BASIC_RATES) {
@@ -5706,12 +5703,12 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		 * like this here:
 		 *
 		 if (A-band)
-		 ctx->staging.ofdm_basic_rates =
+		 il->staging.ofdm_basic_rates =
 		 bss_conf->basic_rates;
 		 else
-		 ctx->staging.ofdm_basic_rates =
+		 il->staging.ofdm_basic_rates =
 		 bss_conf->basic_rates >> 4;
-		 ctx->staging.cck_basic_rates =
+		 il->staging.cck_basic_rates =
 		 bss_conf->basic_rates & 0xF;
 		 */
 	}
@@ -5734,19 +5731,19 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			il_set_no_assoc(il, vif);
 	}
 
-	if (changes && il_is_associated_ctx(ctx) && bss_conf->aid) {
+	if (changes && il_is_associated(il) && bss_conf->aid) {
 		D_MAC80211("Changes (%#x) while associated\n", changes);
 		ret = il_send_rxon_assoc(il, ctx);
 		if (!ret) {
 			/* Sync active_rxon with latest change. */
-			memcpy((void *)&ctx->active, &ctx->staging,
+			memcpy((void *)&il->active, &il->staging,
 			       sizeof(struct il_rxon_cmd));
 		}
 	}
 
 	if (changes & BSS_CHANGED_BEACON_ENABLED) {
 		if (vif->bss_conf.enable_beacon) {
-			memcpy(ctx->staging.bssid_addr, bss_conf->bssid,
+			memcpy(il->staging.bssid_addr, bss_conf->bssid,
 			       ETH_ALEN);
 			memcpy(il->bssid, bss_conf->bssid, ETH_ALEN);
 			il->cfg->ops->legacy->config_ap(il);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index abfa388..ba801c7 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1171,17 +1171,6 @@ struct il_rxon_context {
 	u32 interface_modes, exclusive_interface_modes;
 	u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype;
 
-	/*
-	 * We declare this const so it can only be
-	 * changed via explicit cast within the
-	 * routines that actually update the physical
-	 * hardware.
-	 */
-	const struct il_rxon_cmd active;
-	struct il_rxon_cmd staging;
-
-	struct il_rxon_time_cmd timing;
-
 	struct il_qos_info qos_data;
 
 	u8 bcast_sta_id, ap_sta_id;
@@ -1306,6 +1295,17 @@ struct il_priv {
 
 	struct il_rxon_context ctx;
 
+	/*
+	 * We declare this const so it can only be
+	 * changed via explicit cast within the
+	 * routines that actually update the physical
+	 * hardware.
+	 */
+	const struct il_rxon_cmd active;
+	struct il_rxon_cmd staging;
+
+	struct il_rxon_time_cmd timing;
+
 	__le16 switch_channel;
 
 	/* 1st responses from initialize and runtime uCode images.
@@ -1530,7 +1530,7 @@ il_rxon_ctx_from_vif(struct ieee80211_vif *vif)
 static inline int
 il_is_associated(struct il_priv *il)
 {
-	return (il->ctx.active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
+	return (il->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
 }
 
 static inline int
@@ -1540,12 +1540,6 @@ il_is_any_associated(struct il_priv *il)
 }
 
 static inline int
-il_is_associated_ctx(struct il_rxon_context *ctx)
-{
-	return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
-}
-
-static inline int
 il_is_channel_valid(const struct il_channel_info *ch_info)
 {
 	if (ch_info == NULL)
-- 
1.7.1

[PATCH 02/25] iwlegacy: get rid of ctx->rxon_cmd

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965.c     |    6 +++---
 drivers/net/wireless/iwlegacy/common.h   |    2 +-
 4 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 980566f..8de8355 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3619,7 +3619,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.ctxid = 0;
 
-	il->ctx.rxon_cmd = C_RXON;
 	il->ctx.rxon_timing_cmd = C_RXON_TIMING;
 	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 6a77f41..2368f3a 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6135,7 +6135,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.rxon_cmd = C_RXON;
 	il->ctx.rxon_timing_cmd = C_RXON_TIMING;
 	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index b34de14..8926108 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -1472,7 +1472,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 
 		ret =
-		    il_send_cmd_pdu(il, ctx->rxon_cmd,
+		    il_send_cmd_pdu(il, C_RXON,
 				    sizeof(struct il_rxon_cmd), active_rxon);
 
 		/* If the mask clearing failed then we set
@@ -1503,7 +1503,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	 */
 	if (!new_assoc) {
 		ret =
-		    il_send_cmd_pdu(il, ctx->rxon_cmd,
+		    il_send_cmd_pdu(il, C_RXON,
 				    sizeof(struct il_rxon_cmd), &il->staging);
 		if (ret) {
 			IL_ERR("Error setting new RXON (%d)\n", ret);
@@ -1525,7 +1525,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		 * RXON assoc doesn't clear the station table in uCode,
 		 */
 		ret =
-		    il_send_cmd_pdu(il, ctx->rxon_cmd,
+		    il_send_cmd_pdu(il, C_RXON,
 				    sizeof(struct il_rxon_cmd), &il->staging);
 		if (ret) {
 			IL_ERR("Error setting new RXON (%d)\n", ret);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index ba801c7..80c60e5 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1175,7 +1175,7 @@ struct il_rxon_context {
 
 	u8 bcast_sta_id, ap_sta_id;
 
-	u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd;
+	u8 rxon_assoc_cmd, rxon_timing_cmd;
 	u8 qos_cmd;
 	u8 wep_key_cmd;
 
-- 
1.7.1

[PATCH 03/25] iwlegacy: get rid of ctx->rxon_timing_cmd

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    1 -
 drivers/net/wireless/iwlegacy/common.c   |    2 +-
 drivers/net/wireless/iwlegacy/common.h   |    2 +-
 4 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 8de8355..5ca8a78 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3619,7 +3619,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.ctxid = 0;
 
-	il->ctx.rxon_timing_cmd = C_RXON_TIMING;
 	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 2368f3a..9539acc 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6135,7 +6135,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.rxon_timing_cmd = C_RXON_TIMING;
 	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 2b56226..9025214 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -3664,7 +3664,7 @@ il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx)
 		le32_to_cpu(il->timing.beacon_init_val),
 		le16_to_cpu(il->timing.atim_win));
 
-	return il_send_cmd_pdu(il, il->ctx.rxon_timing_cmd, sizeof(il->timing),
+	return il_send_cmd_pdu(il, C_RXON_TIMING, sizeof(il->timing),
 			       &il->timing);
 }
 EXPORT_SYMBOL(il_send_rxon_timing);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 80c60e5..d1d5055 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1175,7 +1175,7 @@ struct il_rxon_context {
 
 	u8 bcast_sta_id, ap_sta_id;
 
-	u8 rxon_assoc_cmd, rxon_timing_cmd;
+	u8 rxon_assoc_cmd;
 	u8 qos_cmd;
 	u8 wep_key_cmd;
 
-- 
1.7.1

[PATCH 04/25] iwlegacy: get rid of C_RXON_ASSOC

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    1 -
 drivers/net/wireless/iwlegacy/common.h   |    1 -
 3 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 5ca8a78..e5857df 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3619,7 +3619,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.ctxid = 0;
 
-	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.wep_key_cmd = C_WEPKEY;
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 9539acc..bd83299 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6135,7 +6135,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.rxon_assoc_cmd = C_RXON_ASSOC;
 	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.wep_key_cmd = C_WEPKEY;
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index d1d5055..d8e309a 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1175,7 +1175,6 @@ struct il_rxon_context {
 
 	u8 bcast_sta_id, ap_sta_id;
 
-	u8 rxon_assoc_cmd;
 	u8 qos_cmd;
 	u8 wep_key_cmd;
 
-- 
1.7.1

[PATCH 05/25] iwlegacy: get rid of qos_cmd

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    1 -
 drivers/net/wireless/iwlegacy/common.c   |    2 +-
 drivers/net/wireless/iwlegacy/common.h   |    1 -
 4 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index e5857df..bbbac26 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3619,7 +3619,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.ctxid = 0;
 
-	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.wep_key_cmd = C_WEPKEY;
 	il->ctx.interface_modes =
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index bd83299..2ee5de3 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6135,7 +6135,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.qos_cmd = C_QOS_PARAM;
 	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.wep_key_cmd = C_WEPKEY;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 9025214..b95f832 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -5269,7 +5269,7 @@ il_update_qos(struct il_priv *il, struct il_rxon_context *ctx)
 	D_QOS("send QoS cmd with Qos active=%d FLAGS=0x%X\n",
 	      ctx->qos_data.qos_active, ctx->qos_data.def_qos_parm.qos_flags);
 
-	il_send_cmd_pdu_async(il, ctx->qos_cmd, sizeof(struct il_qosparam_cmd),
+	il_send_cmd_pdu_async(il, C_QOS_PARAM, sizeof(struct il_qosparam_cmd),
 			      &ctx->qos_data.def_qos_parm, NULL);
 }
 
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index d8e309a..b08ddd1 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1175,7 +1175,6 @@ struct il_rxon_context {
 
 	u8 bcast_sta_id, ap_sta_id;
 
-	u8 qos_cmd;
 	u8 wep_key_cmd;
 
 	struct il_wep_key wep_keys[WEP_KEYS_MAX];
-- 
1.7.1

[PATCH 06/25] iwlegacy: get rid of wep_key_cmd

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    3 +--
 drivers/net/wireless/iwlegacy/common.h   |    2 --
 3 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index bbbac26..4a01acb 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3620,7 +3620,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il->ctx.ctxid = 0;
 
 	il->ctx.ap_sta_id = IL_AP_ID;
-	il->ctx.wep_key_cmd = C_WEPKEY;
 	il->ctx.interface_modes =
 	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 	il->ctx.ibss_devtype = RXON_DEV_TYPE_IBSS;
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 2ee5de3..a2955a4 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -2823,7 +2823,7 @@ il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 	struct il_wep_cmd *wep_cmd = (struct il_wep_cmd *)buff;
 	size_t cmd_size = sizeof(struct il_wep_cmd);
 	struct il_host_cmd cmd = {
-		.id = ctx->wep_key_cmd,
+		.id = C_WEPKEY,
 		.data = wep_cmd,
 		.flags = CMD_SYNC,
 	};
@@ -6136,7 +6136,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
 	il->ctx.ap_sta_id = IL_AP_ID;
-	il->ctx.wep_key_cmd = C_WEPKEY;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
 	il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index b08ddd1..46835f9 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1175,8 +1175,6 @@ struct il_rxon_context {
 
 	u8 bcast_sta_id, ap_sta_id;
 
-	u8 wep_key_cmd;
-
 	struct il_wep_key wep_keys[WEP_KEYS_MAX];
 	u8 key_mapping_keys;
 
-- 
1.7.1

[PATCH 07/25] iwlegacy: get rid of ap_sta_id

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    1 -
 drivers/net/wireless/iwlegacy/4965-mac.c |    3 +--
 drivers/net/wireless/iwlegacy/common.c   |    2 +-
 drivers/net/wireless/iwlegacy/common.h   |    2 +-
 4 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 4a01acb..8072ae8 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3619,7 +3619,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.ctxid = 0;
 
-	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.interface_modes =
 	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 	il->ctx.ibss_devtype = RXON_DEV_TYPE_IBSS;
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index a2955a4..f2b03cd 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -2906,7 +2906,7 @@ il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 
 	keyconf->flags &= ~IEEE80211_KEY_FLAG_GENERATE_IV;
 	keyconf->hw_key_idx = HW_KEY_DEFAULT;
-	il->stations[ctx->ap_sta_id].keyinfo.cipher = keyconf->cipher;
+	il->stations[IL_AP_ID].keyinfo.cipher = keyconf->cipher;
 
 	ctx->wep_keys[keyconf->keyidx].key_size = keyconf->keylen;
 	memcpy(&ctx->wep_keys[keyconf->keyidx].key, &keyconf->key,
@@ -6135,7 +6135,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.ap_sta_id = IL_AP_ID;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
 	il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index b95f832..d30a206 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -1899,7 +1899,7 @@ il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
 	u16 rate;
 
 	if (is_ap)
-		sta_id = ctx->ap_sta_id;
+		sta_id = IL_AP_ID;
 	else if (is_broadcast_ether_addr(addr))
 		sta_id = ctx->bcast_sta_id;
 	else
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 46835f9..cf7352f 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1173,7 +1173,7 @@ struct il_rxon_context {
 
 	struct il_qos_info qos_data;
 
-	u8 bcast_sta_id, ap_sta_id;
+	u8 bcast_sta_id;
 
 	struct il_wep_key wep_keys[WEP_KEYS_MAX];
 	u8 key_mapping_keys;
-- 
1.7.1

[PATCH 08/25] iwlegacy: move bcast_sta_id to hw_params

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    4 ++--
 drivers/net/wireless/iwlegacy/3945-rs.c  |    2 +-
 drivers/net/wireless/iwlegacy/3945.c     |    5 +++--
 drivers/net/wireless/iwlegacy/4965-mac.c |   15 ++++++++-------
 drivers/net/wireless/iwlegacy/4965.c     |    3 +--
 drivers/net/wireless/iwlegacy/common.c   |    2 +-
 drivers/net/wireless/iwlegacy/common.h   |    6 +++---
 7 files changed, 19 insertions(+), 18 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 8072ae8..b11701f 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -140,7 +140,7 @@ il3945_set_ccmp_dynamic_key_info(struct il_priv *il,
 	key_flags |= (STA_KEY_FLG_CCMP | STA_KEY_FLG_MAP_KEY_MSK);
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 
-	if (sta_id == il->ctx.bcast_sta_id)
+	if (sta_id == il->hw_params.bcast_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -2598,7 +2598,7 @@ il3945_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 	/* We don't build a direct scan probe request; the uCode will do
 	 * that based on the direct_mask added to each channel entry */
 	scan->tx_cmd.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK;
-	scan->tx_cmd.sta_id = il->ctx.bcast_sta_id;
+	scan->tx_cmd.sta_id = il->hw_params.bcast_id;
 	scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	/* flags + rate selection */
diff --git a/drivers/net/wireless/iwlegacy/3945-rs.c b/drivers/net/wireless/iwlegacy/3945-rs.c
index 40d17d7..6a782b5 100644
--- a/drivers/net/wireless/iwlegacy/3945-rs.c
+++ b/drivers/net/wireless/iwlegacy/3945-rs.c
@@ -342,7 +342,7 @@ il3945_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id)
 	int i;
 
 	D_INFO("enter\n");
-	if (sta_id == il->ctx.bcast_sta_id)
+	if (sta_id == il->hw_params.bcast_id)
 		goto out;
 
 	psta = (struct il3945_sta_priv *)sta->drv_priv;
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index dc0433f..3024645 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -2396,6 +2396,8 @@ il3945_hw_set_hw_params(struct il_priv *il)
 		return -ENOMEM;
 	}
 
+	il->hw_params.bcast_id = IL3945_BROADCAST_ID;
+
 	/* Assign number of Usable TX queues */
 	il->hw_params.max_txq_num = il->cfg->base_params->num_of_queues;
 
@@ -2404,7 +2406,6 @@ il3945_hw_set_hw_params(struct il_priv *il)
 	il->hw_params.max_rxq_size = RX_QUEUE_SIZE;
 	il->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
 	il->hw_params.max_stations = IL3945_STATION_COUNT;
-	il->ctx.bcast_sta_id = IL3945_BROADCAST_ID;
 
 	il->sta_key_max_num = STA_KEY_MAX_NUM;
 
@@ -2425,7 +2426,7 @@ il3945_hw_get_beacon_cmd(struct il_priv *il, struct il3945_frame *frame,
 	tx_beacon_cmd = (struct il3945_tx_beacon_cmd *)&frame->u;
 	memset(tx_beacon_cmd, 0, sizeof(*tx_beacon_cmd));
 
-	tx_beacon_cmd->tx.sta_id = il->ctx.bcast_sta_id;
+	tx_beacon_cmd->tx.sta_id = il->hw_params.bcast_id;
 	tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	frame_size =
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index f2b03cd..af78862 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -919,7 +919,7 @@ il4965_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 		D_SCAN("Start passive scan.\n");
 
 	scan->tx_cmd.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK;
-	scan->tx_cmd.sta_id = ctx->bcast_sta_id;
+	scan->tx_cmd.sta_id = il->hw_params.bcast_id;
 	scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 
 	switch (il->scan_band) {
@@ -1678,7 +1678,7 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 
 	/* For management frames use broadcast id to do not break aggregation */
 	if (!ieee80211_is_data(fc))
-		sta_id = ctx->bcast_sta_id;
+		sta_id = il->hw_params.bcast_id;
 	else {
 		/* Find idx into station table for destination station */
 		sta_id = il_sta_id_or_broadcast(il, ctx, info->control.sta);
@@ -2938,7 +2938,7 @@ il4965_set_wep_dynamic_key_info(struct il_priv *il, struct il_rxon_context *ctx,
 	if (keyconf->keylen == WEP_KEY_LEN_128)
 		key_flags |= STA_KEY_FLG_KEY_SIZE_MSK;
 
-	if (sta_id == ctx->bcast_sta_id)
+	if (sta_id == il->hw_params.bcast_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
@@ -2988,7 +2988,7 @@ il4965_set_ccmp_dynamic_key_info(struct il_priv *il,
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 	key_flags &= ~STA_KEY_FLG_INVALID;
 
-	if (sta_id == ctx->bcast_sta_id)
+	if (sta_id == il->hw_params.bcast_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -3035,7 +3035,7 @@ il4965_set_tkip_dynamic_key_info(struct il_priv *il,
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
 	key_flags &= ~STA_KEY_FLG_INVALID;
 
-	if (sta_id == ctx->bcast_sta_id)
+	if (sta_id == il->hw_params.bcast_id)
 		key_flags |= STA_KEY_MULTICAST_MSK;
 
 	keyconf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -3253,7 +3253,7 @@ il4965_update_bcast_station(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	unsigned long flags;
 	struct il_link_quality_cmd *link_cmd;
-	u8 sta_id = ctx->bcast_sta_id;
+	u8 sta_id = il->hw_params.bcast_id;
 
 	link_cmd = il4965_sta_alloc_lq(il, sta_id);
 	if (!link_cmd) {
@@ -3510,7 +3510,7 @@ il4965_hw_get_beacon_cmd(struct il_priv *il, struct il_frame *frame)
 
 	/* Set up TX command fields */
 	tx_beacon_cmd->tx.len = cpu_to_le16((u16) frame_size);
-	tx_beacon_cmd->tx.sta_id = il->beacon_ctx->bcast_sta_id;
+	tx_beacon_cmd->tx.sta_id = il->hw_params.bcast_id;
 	tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
 	tx_beacon_cmd->tx.tx_flags =
 	    TX_CMD_FLG_SEQ_CTL_MSK | TX_CMD_FLG_TSF_MSK |
@@ -6082,6 +6082,7 @@ il4965_hw_detect(struct il_priv *il)
 static int
 il4965_set_hw_params(struct il_priv *il)
 {
+	il->hw_params.bcast_id = IL4965_BROADCAST_ID;
 	il->hw_params.max_rxq_size = RX_QUEUE_SIZE;
 	il->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
 	if (il->cfg->mod_params->amsdu_size_8K)
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 8926108..8d0fd60 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -624,7 +624,6 @@ il4965_hw_set_hw_params(struct il_priv *il)
 	    sizeof(struct il4965_scd_bc_tbl);
 	il->hw_params.tfd_size = sizeof(struct il_tfd);
 	il->hw_params.max_stations = IL4965_STATION_COUNT;
-	il->ctx.bcast_sta_id = IL4965_BROADCAST_ID;
 	il->hw_params.max_data_size = IL49_RTC_DATA_SIZE;
 	il->hw_params.max_inst_size = IL49_RTC_INST_SIZE;
 	il->hw_params.max_bsm_size = BSM_SRAM_SIZE;
@@ -1968,7 +1967,7 @@ il4965_find_station(struct il_priv *il, const u8 * addr)
 		start = IL_STA_ID;
 
 	if (is_broadcast_ether_addr(addr))
-		return il->ctx.bcast_sta_id;
+		return il->hw_params.bcast_id;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
 	for (i = start; i < il->hw_params.max_stations; i++)
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index d30a206..b7567a8 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -1901,7 +1901,7 @@ il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
 	if (is_ap)
 		sta_id = IL_AP_ID;
 	else if (is_broadcast_ether_addr(addr))
-		sta_id = ctx->bcast_sta_id;
+		sta_id = il->hw_params.bcast_id;
 	else
 		for (i = IL_STA_ID; i < il->hw_params.max_stations; i++) {
 			if (!compare_ether_addr
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index cf7352f..66d0c1d 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -816,6 +816,7 @@ struct il_sensitivity_ranges {
 
 /**
  * struct il_hw_params
+ * @bcast_id: f/w broadcast station ID
  * @max_txq_num: Max # Tx queues supported
  * @dma_chnl_num: Number of Tx DMA/FIFO channels
  * @scd_bc_tbls_size: size of scheduler byte count tables
@@ -836,6 +837,7 @@ struct il_sensitivity_ranges {
  * @struct il_sensitivity_ranges: range of sensitivity values
  */
 struct il_hw_params {
+	u8 bcast_id;
 	u8 max_txq_num;
 	u8 dma_chnl_num;
 	u16 scd_bc_tbls_size;
@@ -1173,8 +1175,6 @@ struct il_rxon_context {
 
 	struct il_qos_info qos_data;
 
-	u8 bcast_sta_id;
-
 	struct il_wep_key wep_keys[WEP_KEYS_MAX];
 	u8 key_mapping_keys;
 
@@ -2372,7 +2372,7 @@ il_sta_id_or_broadcast(struct il_priv *il, struct il_rxon_context *context,
 	int sta_id;
 
 	if (!sta)
-		return context->bcast_sta_id;
+		return il->hw_params.bcast_id;
 
 	sta_id = il_sta_id(sta);
 
-- 
1.7.1

[PATCH 09/25] iwlegacy: get rid of *_devtype

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    3 ---
 drivers/net/wireless/iwlegacy/4965-mac.c |    4 ----
 drivers/net/wireless/iwlegacy/common.c   |    6 +++---
 drivers/net/wireless/iwlegacy/common.h   |    1 -
 4 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index b11701f..15dcafb 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3621,9 +3621,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.interface_modes =
 	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
-	il->ctx.ibss_devtype = RXON_DEV_TYPE_IBSS;
-	il->ctx.station_devtype = RXON_DEV_TYPE_ESS;
-	il->ctx.unused_devtype = RXON_DEV_TYPE_ESS;
 
 	/*
 	 * Disabling hardware scan means that mac80211 will perform scans
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index af78862..33725e1 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6140,10 +6140,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
 	il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
 	il->ctx.interface_modes = BIT(NL80211_IFTYPE_STATION);
-	il->ctx.ap_devtype = RXON_DEV_TYPE_AP;
-	il->ctx.ibss_devtype = RXON_DEV_TYPE_IBSS;
-	il->ctx.station_devtype = RXON_DEV_TYPE_ESS;
-	il->ctx.unused_devtype = RXON_DEV_TYPE_ESS;
 
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index b7567a8..19ed867 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4002,17 +4002,17 @@ il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
 	memset(&il->staging, 0, sizeof(il->staging));
 
 	if (!ctx->vif) {
-		il->staging.dev_type = ctx->unused_devtype;
+		il->staging.dev_type = RXON_DEV_TYPE_ESS;
 	} else
 		switch (ctx->vif->type) {
 
 		case NL80211_IFTYPE_STATION:
-			il->staging.dev_type = ctx->station_devtype;
+			il->staging.dev_type = RXON_DEV_TYPE_ESS;
 			il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
 			break;
 
 		case NL80211_IFTYPE_ADHOC:
-			il->staging.dev_type = ctx->ibss_devtype;
+			il->staging.dev_type = RXON_DEV_TYPE_IBSS;
 			il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
 			il->staging.filter_flags =
 			    RXON_FILTER_BCON_AWARE_MSK |
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 66d0c1d..8eac571 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1171,7 +1171,6 @@ struct il_rxon_context {
 	int ctxid;
 
 	u32 interface_modes, exclusive_interface_modes;
-	u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype;
 
 	struct il_qos_info qos_data;
 
-- 
1.7.1

[PATCH 10/25] iwlegacy: get rid of ctxid

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    2 --
 drivers/net/wireless/iwlegacy/4965-mac.c |    2 --
 drivers/net/wireless/iwlegacy/common.c   |    6 ------
 drivers/net/wireless/iwlegacy/common.h   |    4 +---
 4 files changed, 1 insertions(+), 13 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 15dcafb..52cac0c 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3617,8 +3617,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->cmd_queue = IL39_CMD_QUEUE_NUM;
 
-	il->ctx.ctxid = 0;
-
 	il->ctx.interface_modes =
 	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 33725e1..3209970 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6132,8 +6132,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il = hw->priv;
 	/* At this point both hw and il are allocated. */
 
-	il->ctx.ctxid = 0;
-
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 19ed867..7c7ea77 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -1951,7 +1951,6 @@ il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
 	station->sta.mode = 0;
 	station->sta.sta.sta_id = sta_id;
 	station->sta.station_flags = ctx->station_flags;
-	station->ctxid = ctx->ctxid;
 
 	if (sta) {
 		struct il_station_priv_common *sta_priv;
@@ -2191,9 +2190,6 @@ il_clear_ucode_stations(struct il_priv *il, struct il_rxon_context *ctx)
 
 	spin_lock_irqsave(&il->sta_lock, flags_spin);
 	for (i = 0; i < il->hw_params.max_stations; i++) {
-		if (ctx && ctx->ctxid != il->stations[i].ctxid)
-			continue;
-
 		if (il->stations[i].used & IL_STA_UCODE_ACTIVE) {
 			D_INFO("Clearing ucode active for station %d\n", i);
 			il->stations[i].used &= ~IL_STA_UCODE_ACTIVE;
@@ -2234,8 +2230,6 @@ il_restore_stations(struct il_priv *il, struct il_rxon_context *ctx)
 	D_ASSOC("Restoring all known stations ... start.\n");
 	spin_lock_irqsave(&il->sta_lock, flags_spin);
 	for (i = 0; i < il->hw_params.max_stations; i++) {
-		if (ctx->ctxid != il->stations[i].ctxid)
-			continue;
 		if ((il->stations[i].used & IL_STA_DRIVER_ACTIVE) &&
 		    !(il->stations[i].used & IL_STA_UCODE_ACTIVE)) {
 			D_ASSOC("Restoring sta %pM\n",
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 8eac571..8df2286 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -735,7 +735,7 @@ struct il_qos_info {
 struct il_station_entry {
 	struct il_addsta_cmd sta;
 	struct il_tid_data tid[MAX_TID_COUNT];
-	u8 used, ctxid;
+	u8 used;
 	struct il_hw_key keyinfo;
 	struct il_link_quality_cmd *lq;
 };
@@ -1168,8 +1168,6 @@ struct il_rxon_context {
 
 	bool ht_need_multiple_chains;
 
-	int ctxid;
-
 	u32 interface_modes, exclusive_interface_modes;
 
 	struct il_qos_info qos_data;
-- 
1.7.1

[PATCH 11/25] iwlegacy: get rid of mcast_queue

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |   17 ++++-------------
 drivers/net/wireless/iwlegacy/common.h   |    3 ---
 2 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 3209970..ecb7b54 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1708,19 +1708,10 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 		il4965_sta_modify_sleep_tx_count(il, sta_id, 1);
 	}
 
-	/*
-	 * Send this frame after DTIM -- there's a special queue
-	 * reserved for this for contexts that support AP mode.
-	 */
-	if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
-		txq_id = ctx->mcast_queue;
-		/*
-		 * The microcode will clear the more data
-		 * bit in the last frame it transmits.
-		 */
-		hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
-	} else
-		txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
+	/* FIXME: remove me ? */
+	WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM);
+
+	txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
 
 	/* irqs already disabled/saved above when locking il->lock */
 	spin_lock(&il->sta_lock);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 8df2286..89922e0 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1157,7 +1157,6 @@ struct il_rxon_context {
 
 	const u8 *ac_to_fifo;
 	const u8 *ac_to_queue;
-	u8 mcast_queue;
 
 	/*
 	 * We could use the vif to indicate active, but we
@@ -1166,8 +1165,6 @@ struct il_rxon_context {
 	 */
 	bool always_active, is_active;
 
-	bool ht_need_multiple_chains;
-
 	u32 interface_modes, exclusive_interface_modes;
 
 	struct il_qos_info qos_data;
-- 
1.7.1

[PATCH 12/25] iwlegacy: move wep_keys out of context

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |   58 ++++++++++++++++++-----------
 drivers/net/wireless/iwlegacy/common.h   |   19 ++--------
 2 files changed, 39 insertions(+), 38 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index ecb7b54..35d868c 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -2808,7 +2808,7 @@ static int
 il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 			 bool send_if_empty)
 {
-	int i, not_empty = 0;
+	int i;
 	u8 buff[sizeof(struct il_wep_cmd) +
 		sizeof(struct il_wep_key) * WEP_KEYS_MAX];
 	struct il_wep_cmd *wep_cmd = (struct il_wep_cmd *)buff;
@@ -2818,6 +2818,7 @@ il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 		.data = wep_cmd,
 		.flags = CMD_SYNC,
 	};
+	bool not_empty = false;
 
 	might_sleep();
 
@@ -2825,24 +2826,23 @@ il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 	       cmd_size + (sizeof(struct il_wep_key) * WEP_KEYS_MAX));
 
 	for (i = 0; i < WEP_KEYS_MAX; i++) {
+		u8 key_size = il->_4965.wep_keys[i].key_size;
+
 		wep_cmd->key[i].key_idx = i;
-		if (ctx->wep_keys[i].key_size) {
+		if (key_size) {
 			wep_cmd->key[i].key_offset = i;
-			not_empty = 1;
-		} else {
+			not_empty = true;
+		} else
 			wep_cmd->key[i].key_offset = WEP_INVALID_OFFSET;
-		}
 
-		wep_cmd->key[i].key_size = ctx->wep_keys[i].key_size;
-		memcpy(&wep_cmd->key[i].key[3], ctx->wep_keys[i].key,
-		       ctx->wep_keys[i].key_size);
+		wep_cmd->key[i].key_size = key_size;
+		memcpy(&wep_cmd->key[i].key[3], il->_4965.wep_keys[i].key, key_size);
 	}
 
 	wep_cmd->global_key_type = WEP_KEY_WEP_TYPE;
 	wep_cmd->num_keys = WEP_KEYS_MAX;
 
 	cmd_size += sizeof(struct il_wep_key) * WEP_KEYS_MAX;
-
 	cmd.len = cmd_size;
 
 	if (not_empty || send_if_empty)
@@ -2864,19 +2864,20 @@ il4965_remove_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 			      struct ieee80211_key_conf *keyconf)
 {
 	int ret;
+	int idx = keyconf->keyidx;
 
 	lockdep_assert_held(&il->mutex);
 
-	D_WEP("Removing default WEP key: idx=%d\n", keyconf->keyidx);
+	D_WEP("Removing default WEP key: idx=%d\n", idx);
 
-	memset(&ctx->wep_keys[keyconf->keyidx], 0, sizeof(ctx->wep_keys[0]));
+	memset(&il->_4965.wep_keys[idx], 0, sizeof(struct il_wep_key));
 	if (il_is_rfkill(il)) {
 		D_WEP("Not sending C_WEPKEY command due to RFKILL.\n");
 		/* but keys in device are clear anyway so return success */
 		return 0;
 	}
 	ret = il4965_static_wepkey_cmd(il, ctx, 1);
-	D_WEP("Remove default WEP key: idx=%d ret=%d\n", keyconf->keyidx, ret);
+	D_WEP("Remove default WEP key: idx=%d ret=%d\n", idx, ret);
 
 	return ret;
 }
@@ -2886,11 +2887,12 @@ il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 			   struct ieee80211_key_conf *keyconf)
 {
 	int ret;
+	int len = keyconf->keylen;
+	int idx = keyconf->keyidx;
 
 	lockdep_assert_held(&il->mutex);
 
-	if (keyconf->keylen != WEP_KEY_LEN_128 &&
-	    keyconf->keylen != WEP_KEY_LEN_64) {
+	if (len != WEP_KEY_LEN_128 && len != WEP_KEY_LEN_64) {
 		D_WEP("Bad WEP key length %d\n", keyconf->keylen);
 		return -EINVAL;
 	}
@@ -2899,14 +2901,12 @@ il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 	keyconf->hw_key_idx = HW_KEY_DEFAULT;
 	il->stations[IL_AP_ID].keyinfo.cipher = keyconf->cipher;
 
-	ctx->wep_keys[keyconf->keyidx].key_size = keyconf->keylen;
-	memcpy(&ctx->wep_keys[keyconf->keyidx].key, &keyconf->key,
-	       keyconf->keylen);
+	il->_4965.wep_keys[idx].key_size = len;
+	memcpy(&il->_4965.wep_keys[idx].key, &keyconf->key, len);
 
 	ret = il4965_static_wepkey_cmd(il, ctx, false);
-	D_WEP("Set default WEP key: len=%d idx=%d ret=%d\n", keyconf->keylen,
-	      keyconf->keyidx, ret);
 
+	D_WEP("Set default WEP key: len=%d idx=%d ret=%d\n", len, idx, ret);
 	return ret;
 }
 
@@ -3106,7 +3106,7 @@ il4965_remove_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
 
 	lockdep_assert_held(&il->mutex);
 
-	ctx->key_mapping_keys--;
+	il->_4965.key_mapping_keys--;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
 	key_flags = le16_to_cpu(il->stations[sta_id].sta.key.key_flags);
@@ -3164,7 +3164,7 @@ il4965_set_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
 
 	lockdep_assert_held(&il->mutex);
 
-	ctx->key_mapping_keys++;
+	il->_4965.key_mapping_keys++;
 	keyconf->hw_key_idx = HW_KEY_DYNAMIC;
 
 	switch (keyconf->cipher) {
@@ -5067,6 +5067,20 @@ __il4965_down(struct il_priv *il)
 	del_timer_sync(&il->watchdog);
 
 	il_clear_ucode_stations(il, NULL);
+
+	/* FIXME: race conditions ? */
+	spin_lock_irq(&il->sta_lock);
+	/*
+	 * Remove all key information that is not stored as part
+	 * of station information since mac80211 may not have had
+	 * a chance to remove all the keys. When device is
+	 * reconfigured by mac80211 after an error all keys will
+	 * be reconfigured.
+	 */
+	memset(il->_4965.wep_keys, 0, sizeof(il->_4965.wep_keys));
+	il->_4965.key_mapping_keys = 0;
+	spin_unlock_irq(&il->sta_lock);
+
 	il_dealloc_bcast_stations(il);
 	il_clear_driver_stations(il);
 
@@ -5613,7 +5627,7 @@ il4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
 	     key->cipher == WLAN_CIPHER_SUITE_WEP104) && !sta) {
 		if (cmd == SET_KEY)
-			is_default_wep_key = !ctx->key_mapping_keys;
+			is_default_wep_key = !il->_4965.key_mapping_keys;
 		else
 			is_default_wep_key =
 			    (key->hw_key_idx == HW_KEY_DEFAULT);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 89922e0..811e768 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1169,9 +1169,6 @@ struct il_rxon_context {
 
 	struct il_qos_info qos_data;
 
-	struct il_wep_key wep_keys[WEP_KEYS_MAX];
-	u8 key_mapping_keys;
-
 	__le32 station_flags;
 
 	struct {
@@ -1417,6 +1414,9 @@ struct il_priv {
 			u8 phy_calib_chain_noise_reset_cmd;
 			u8 phy_calib_chain_noise_gain_cmd;
 
+			u8 key_mapping_keys;
+			struct il_wep_key wep_keys[WEP_KEYS_MAX];
+
 			struct il_notif_stats stats;
 #ifdef CONFIG_IWLEGACY_DEBUGFS
 			struct il_notif_stats accum_stats;
@@ -2318,24 +2318,11 @@ static inline void
 il_clear_driver_stations(struct il_priv *il)
 {
 	unsigned long flags;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
 	memset(il->stations, 0, sizeof(il->stations));
 	il->num_stations = 0;
-
 	il->ucode_key_table = 0;
-
-	/*
-	 * Remove all key information that is not stored as part
-	 * of station information since mac80211 may not have had
-	 * a chance to remove all the keys. When device is
-	 * reconfigured by mac80211 after an error all keys will
-	 * be reconfigured.
-	 */
-	memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
-	ctx->key_mapping_keys = 0;
-
 	spin_unlock_irqrestore(&il->sta_lock, flags);
 }
 
-- 
1.7.1

[PATCH 13/25] iwlegacy: get rid of ctx->station_flags

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/common.c |    2 +-
 drivers/net/wireless/iwlegacy/common.h |    2 --
 2 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 7c7ea77..ac26985 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -1950,7 +1950,7 @@ il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
 	memcpy(station->sta.sta.addr, addr, ETH_ALEN);
 	station->sta.mode = 0;
 	station->sta.sta.sta_id = sta_id;
-	station->sta.station_flags = ctx->station_flags;
+	station->sta.station_flags = 0;
 
 	if (sta) {
 		struct il_station_priv_common *sta_priv;
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 811e768..a872175 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1169,8 +1169,6 @@ struct il_rxon_context {
 
 	struct il_qos_info qos_data;
 
-	__le32 station_flags;
-
 	struct {
 		bool non_gf_sta_present;
 		u8 protection;
-- 
1.7.1

[PATCH 14/25] iwlegacy: remove ctx interface_modes

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    6 ++----
 drivers/net/wireless/iwlegacy/4965-mac.c |    6 ++----
 drivers/net/wireless/iwlegacy/common.c   |   29 ++++-------------------------
 drivers/net/wireless/iwlegacy/common.h   |    2 --
 drivers/net/wireless/rt2x00/rt2800usb.c  |   16 ++--------------
 5 files changed, 10 insertions(+), 49 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 52cac0c..7c81f5a 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3557,7 +3557,8 @@ il3945_setup_mac(struct il_priv *il)
 	/* Tell mac80211 our characteristics */
 	hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SPECTRUM_MGMT;
 
-	hw->wiphy->interface_modes = il->ctx.interface_modes;
+	hw->wiphy->interface_modes =
+	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 
 	hw->wiphy->flags |=
 	    WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS |
@@ -3617,9 +3618,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->cmd_queue = IL39_CMD_QUEUE_NUM;
 
-	il->ctx.interface_modes =
-	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
-
 	/*
 	 * Disabling hardware scan means that mac80211 will perform scans
 	 * "the hard way", rather than using device's scan.
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 35d868c..1dd0014 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -5454,8 +5454,8 @@ il4965_mac_setup_register(struct il_priv *il, u32 max_probe_length)
 	hw->sta_data_size = sizeof(struct il_station_priv);
 	hw->vif_data_size = sizeof(struct il_vif_priv);
 
-	hw->wiphy->interface_modes |= il->ctx.interface_modes;
-	hw->wiphy->interface_modes |= il->ctx.exclusive_interface_modes;
+	hw->wiphy->interface_modes =
+	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 
 	hw->wiphy->flags |=
 	    WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS;
@@ -6141,8 +6141,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il->ctx.is_active = true;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
-	il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
-	il->ctx.interface_modes = BIT(NL80211_IFTYPE_STATION);
 
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index ac26985..7f4c6bf 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4566,7 +4566,6 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	struct il_priv *il = hw->priv;
 	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 	int err;
-	u32 modes;
 
 	D_MAC80211("enter: type %d, addr %pM\n", vif->type, vif->addr);
 
@@ -4578,15 +4577,7 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 		goto out;
 	}
 
-	/* check if busy context is exclusive */
-	if (il->ctx.vif &&
-	    (il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type))) {
-		err = -EINVAL;
-		goto out;
-	}
-
-	modes = il->ctx.interface_modes | il->ctx.exclusive_interface_modes;
-	if (!(modes & BIT(vif->type))) {
+	if (il->ctx.vif) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}
@@ -4979,10 +4970,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 {
 	struct il_priv *il = hw->priv;
 	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
-	u32 modes;
 	int err;
 
-	newtype = ieee80211_iftype_p2p(newtype, newp2p);
+	if (newp2p)
+		return -EOPNOTSUPP;
 
 	mutex_lock(&il->mutex);
 
@@ -4995,22 +4986,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		goto out;
 	}
 
-	modes = ctx->interface_modes | ctx->exclusive_interface_modes;
-	if (!(modes & BIT(newtype))) {
-		err = -EOPNOTSUPP;
-		goto out;
-	}
-
-	if ((il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type)) ||
-	    (il->ctx.exclusive_interface_modes & BIT(newtype))) {
-		err = -EINVAL;
-		goto out;
-	}
-
 	/* success */
 	il_teardown_interface(il, vif, true);
 	vif->type = newtype;
-	vif->p2p = newp2p;
+	vif->p2p = false;
 	err = il_setup_interface(il, ctx);
 	WARN_ON(err);
 	/*
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index a872175..eddf22d 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1165,8 +1165,6 @@ struct il_rxon_context {
 	 */
 	bool always_active, is_active;
 
-	u32 interface_modes, exclusive_interface_modes;
-
 	struct il_qos_info qos_data;
 
 	struct {
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index f0074bc..0807c09 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -272,17 +272,6 @@ static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
 	rt2x00usb_disable_radio(rt2x00dev);
 }
 
-static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
-			       enum dev_state state)
-{
-	if (state == STATE_AWAKE)
-		rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2);
-	else
-		rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
-
-	return 0;
-}
-
 static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
 				      enum dev_state state)
 {
@@ -295,7 +284,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
 		 * to be woken up. After that it needs a bit of time
 		 * to be fully awake and then the radio can be enabled.
 		 */
-		rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
+		rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
 		msleep(1);
 		retval = rt2800usb_enable_radio(rt2x00dev);
 		break;
@@ -305,7 +294,6 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
 		 * be put to sleep for powersaving.
 		 */
 		rt2800usb_disable_radio(rt2x00dev);
-		rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
 		break;
 	case STATE_RADIO_IRQ_ON:
 	case STATE_RADIO_IRQ_OFF:
@@ -315,7 +303,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
 	case STATE_SLEEP:
 	case STATE_STANDBY:
 	case STATE_AWAKE:
-		retval = rt2800usb_set_state(rt2x00dev, state);
+		rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
 		break;
 	default:
 		retval = -ENOTSUPP;
-- 
1.7.1

[PATCH 15/25] iwlegacy: move qos_data out of ctx structure

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/common.c |   24 ++++++++++++------------
 drivers/net/wireless/iwlegacy/common.h |    4 ++--
 drivers/net/wireless/iwlegacy/debug.c  |    8 ++++----
 3 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 7f4c6bf..c93fa1b 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4496,15 +4496,15 @@ il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
 
 	spin_lock_irqsave(&il->lock, flags);
 
-	il->ctx.qos_data.def_qos_parm.ac[q].cw_min =
+	il->qos_data.def_qos_parm.ac[q].cw_min =
 	    cpu_to_le16(params->cw_min);
-	il->ctx.qos_data.def_qos_parm.ac[q].cw_max =
+	il->qos_data.def_qos_parm.ac[q].cw_max =
 	    cpu_to_le16(params->cw_max);
-	il->ctx.qos_data.def_qos_parm.ac[q].aifsn = params->aifs;
-	il->ctx.qos_data.def_qos_parm.ac[q].edca_txop =
+	il->qos_data.def_qos_parm.ac[q].aifsn = params->aifs;
+	il->qos_data.def_qos_parm.ac[q].edca_txop =
 	    cpu_to_le16((params->txop * 32));
 
-	il->ctx.qos_data.def_qos_parm.ac[q].reserved1 = 0;
+	il->qos_data.def_qos_parm.ac[q].reserved1 = 0;
 
 	spin_unlock_irqrestore(&il->lock, flags);
 
@@ -5230,20 +5230,20 @@ il_update_qos(struct il_priv *il, struct il_rxon_context *ctx)
 	if (!ctx->is_active)
 		return;
 
-	ctx->qos_data.def_qos_parm.qos_flags = 0;
+	il->qos_data.def_qos_parm.qos_flags = 0;
 
-	if (ctx->qos_data.qos_active)
-		ctx->qos_data.def_qos_parm.qos_flags |=
+	if (il->qos_data.qos_active)
+		il->qos_data.def_qos_parm.qos_flags |=
 		    QOS_PARAM_FLG_UPDATE_EDCA_MSK;
 
 	if (ctx->ht.enabled)
-		ctx->qos_data.def_qos_parm.qos_flags |= QOS_PARAM_FLG_TGN_MSK;
+		il->qos_data.def_qos_parm.qos_flags |= QOS_PARAM_FLG_TGN_MSK;
 
 	D_QOS("send QoS cmd with Qos active=%d FLAGS=0x%X\n",
-	      ctx->qos_data.qos_active, ctx->qos_data.def_qos_parm.qos_flags);
+	      il->qos_data.qos_active, il->qos_data.def_qos_parm.qos_flags);
 
 	il_send_cmd_pdu_async(il, C_QOS_PARAM, sizeof(struct il_qosparam_cmd),
-			      &ctx->qos_data.def_qos_parm, NULL);
+			      &il->qos_data.def_qos_parm, NULL);
 }
 
 /**
@@ -5596,7 +5596,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		unsigned long flags;
 
 		spin_lock_irqsave(&il->lock, flags);
-		ctx->qos_data.qos_active = bss_conf->qos;
+		il->qos_data.qos_active = bss_conf->qos;
 		il_update_qos(il, ctx);
 		spin_unlock_irqrestore(&il->lock, flags);
 	}
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index eddf22d..18375cb 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1165,8 +1165,6 @@ struct il_rxon_context {
 	 */
 	bool always_active, is_active;
 
-	struct il_qos_info qos_data;
-
 	struct {
 		bool non_gf_sta_present;
 		u8 protection;
@@ -1278,6 +1276,8 @@ struct il_priv {
 
 	struct il_rxon_context ctx;
 
+	struct il_qos_info qos_data;
+
 	/*
 	 * We declare this const so it can only be
 	 * changed via explicit cast within the
diff --git a/drivers/net/wireless/iwlegacy/debug.c b/drivers/net/wireless/iwlegacy/debug.c
index b1b8926..61e3f43 100644
--- a/drivers/net/wireless/iwlegacy/debug.c
+++ b/drivers/net/wireless/iwlegacy/debug.c
@@ -657,10 +657,10 @@ il_dbgfs_qos_read(struct file *file, char __user *user_buf, size_t count,
 		pos +=
 		    scnprintf(buf + pos, bufsz - pos,
 			      "AC[%d]\t%u\t%u\t%u\t%u\n", i,
-			      ctx->qos_data.def_qos_parm.ac[i].cw_min,
-			      ctx->qos_data.def_qos_parm.ac[i].cw_max,
-			      ctx->qos_data.def_qos_parm.ac[i].aifsn,
-			      ctx->qos_data.def_qos_parm.ac[i].edca_txop);
+			      il->qos_data.def_qos_parm.ac[i].cw_min,
+			      il->qos_data.def_qos_parm.ac[i].cw_max,
+			      il->qos_data.def_qos_parm.ac[i].aifsn,
+			      il->qos_data.def_qos_parm.ac[i].edca_txop);
 	}
 
 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
-- 
1.7.1

[PATCH 16/25] iwlegacy: move ht out of ctx structure

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |   18 +++++-----
 drivers/net/wireless/iwlegacy/4965-rs.c  |   13 +++-----
 drivers/net/wireless/iwlegacy/common.c   |   49 ++++++++++++++---------------
 drivers/net/wireless/iwlegacy/common.h   |   15 +++++----
 4 files changed, 46 insertions(+), 49 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 1dd0014..94984c8 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -5793,23 +5793,23 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	il->current_ht_config.smps = conf->smps_mode;
 
 	/* Configure HT40 channels */
-	ctx->ht.enabled = conf_is_ht(conf);
-	if (ctx->ht.enabled) {
+	il->ht.enabled = conf_is_ht(conf);
+	if (il->ht.enabled) {
 		if (conf_is_ht40_minus(conf)) {
-			ctx->ht.extension_chan_offset =
+			il->ht.extension_chan_offset =
 			    IEEE80211_HT_PARAM_CHA_SEC_BELOW;
-			ctx->ht.is_40mhz = true;
+			il->ht.is_40mhz = true;
 		} else if (conf_is_ht40_plus(conf)) {
-			ctx->ht.extension_chan_offset =
+			il->ht.extension_chan_offset =
 			    IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
-			ctx->ht.is_40mhz = true;
+			il->ht.is_40mhz = true;
 		} else {
-			ctx->ht.extension_chan_offset =
+			il->ht.extension_chan_offset =
 			    IEEE80211_HT_PARAM_CHA_SEC_NONE;
-			ctx->ht.is_40mhz = false;
+			il->ht.is_40mhz = false;
 		}
 	} else
-		ctx->ht.is_40mhz = false;
+		il->ht.is_40mhz = false;
 
 	if ((le16_to_cpu(il->staging.channel) != ch))
 		il->staging.flags = 0;
diff --git a/drivers/net/wireless/iwlegacy/4965-rs.c b/drivers/net/wireless/iwlegacy/4965-rs.c
index 467d0cb..ad186d9 100644
--- a/drivers/net/wireless/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/iwlegacy/4965-rs.c
@@ -641,13 +641,10 @@ il4965_rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
  * there are no non-GF stations present in the BSS.
  */
 static bool
-il4965_rs_use_green(struct ieee80211_sta *sta)
+il4965_rs_use_green(struct il_priv *il, struct ieee80211_sta *sta)
 {
-	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
-
 	return (sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) &&
-	    !(ctx->ht.non_gf_sta_present);
+	       !il->ht.non_gf_sta_present;
 }
 
 /**
@@ -1815,7 +1812,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
 	if (is_legacy(tbl->lq_type))
 		lq_sta->is_green = 0;
 	else
-		lq_sta->is_green = il4965_rs_use_green(sta);
+		lq_sta->is_green = il4965_rs_use_green(il, sta);
 	is_green = lq_sta->is_green;
 
 	/* current tx rate */
@@ -2166,7 +2163,7 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf,
 	int rate_idx;
 	int i;
 	u32 rate;
-	u8 use_green = il4965_rs_use_green(sta);
+	u8 use_green = il4965_rs_use_green(il, sta);
 	u8 active_tbl = 0;
 	u8 valid_tx_ant;
 	struct il_station_priv *sta_priv;
@@ -2341,7 +2338,7 @@ il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id)
 	lq_sta->is_dup = 0;
 	lq_sta->max_rate_idx = -1;
 	lq_sta->missed_rate_counter = IL_MISSED_RATE_MAX;
-	lq_sta->is_green = il4965_rs_use_green(sta);
+	lq_sta->is_green = il4965_rs_use_green(il, sta);
 	lq_sta->active_legacy_rate = il->active_rate & ~(0x1000);
 	lq_sta->band = il->band;
 	/*
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index c93fa1b..db2e8bb 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -2352,7 +2352,7 @@ il_is_lq_table_valid(struct il_priv *il, struct il_rxon_context *ctx,
 {
 	int i;
 
-	if (ctx->ht.enabled)
+	if (il->ht.enabled)
 		return true;
 
 	D_INFO("Channel %u is not an HT channel\n", il->active.channel);
@@ -3559,7 +3559,7 @@ bool
 il_is_ht40_tx_allowed(struct il_priv *il, struct il_rxon_context *ctx,
 		      struct ieee80211_sta_ht_cap *ht_cap)
 {
-	if (!ctx->ht.enabled || !ctx->ht.is_40mhz)
+	if (!il->ht.enabled || !il->ht.is_40mhz)
 		return false;
 
 	/*
@@ -3576,7 +3576,7 @@ il_is_ht40_tx_allowed(struct il_priv *il, struct il_rxon_context *ctx,
 
 	return il_is_channel_extension(il, il->band,
 				       le16_to_cpu(il->staging.channel),
-				       ctx->ht.extension_chan_offset);
+				       il->ht.extension_chan_offset);
 }
 EXPORT_SYMBOL(il_is_ht40_tx_allowed);
 
@@ -3832,7 +3832,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 {
 	struct il_rxon_cmd *rxon = &il->staging;
 
-	if (!ctx->ht.enabled) {
+	if (!il->ht.enabled) {
 		rxon->flags &=
 		    ~(RXON_FLG_CHANNEL_MODE_MSK |
 		      RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK | RXON_FLG_HT40_PROT_MSK
@@ -3841,7 +3841,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 	}
 
 	rxon->flags |=
-	    cpu_to_le32(ctx->ht.protection << RXON_FLG_HT_OPERATING_MODE_POS);
+	    cpu_to_le32(il->ht.protection << RXON_FLG_HT_OPERATING_MODE_POS);
 
 	/* Set up channel bandwidth:
 	 * 20 MHz only, 20/40 mixed or pure 40 if ht40 ok */
@@ -3850,10 +3850,10 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 	    ~(RXON_FLG_CHANNEL_MODE_MSK | RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
 	if (il_is_ht40_tx_allowed(il, ctx, NULL)) {
 		/* pure ht40 */
-		if (ctx->ht.protection == IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
+		if (il->ht.protection == IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
 			rxon->flags |= RXON_FLG_CHANNEL_MODE_PURE_40;
 			/* Note: control channel is opposite of extension channel */
-			switch (ctx->ht.extension_chan_offset) {
+			switch (il->ht.extension_chan_offset) {
 			case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
 				rxon->flags &=
 				    ~RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
@@ -3864,7 +3864,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 			}
 		} else {
 			/* Note: control channel is opposite of extension channel */
-			switch (ctx->ht.extension_chan_offset) {
+			switch (il->ht.extension_chan_offset) {
 			case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
 				rxon->flags &=
 				    ~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
@@ -3890,7 +3890,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 
 	D_ASSOC("rxon flags 0x%X operation mode :0x%X "
 		"extension channel offset 0x%x\n", le32_to_cpu(rxon->flags),
-		ctx->ht.protection, ctx->ht.extension_chan_offset);
+		il->ht.protection, il->ht.extension_chan_offset);
 }
 
 void
@@ -5236,7 +5236,7 @@ il_update_qos(struct il_priv *il, struct il_rxon_context *ctx)
 		il->qos_data.def_qos_parm.qos_flags |=
 		    QOS_PARAM_FLG_UPDATE_EDCA_MSK;
 
-	if (ctx->ht.enabled)
+	if (il->ht.enabled)
 		il->qos_data.def_qos_parm.qos_flags |= QOS_PARAM_FLG_TGN_MSK;
 
 	D_QOS("send QoS cmd with Qos active=%d FLAGS=0x%X\n",
@@ -5319,32 +5319,32 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 		spin_lock_irqsave(&il->lock, flags);
 
 		/* Configure HT40 channels */
-		if (ctx->ht.enabled != conf_is_ht(conf)) {
-			ctx->ht.enabled = conf_is_ht(conf);
+		if (il->ht.enabled != conf_is_ht(conf)) {
+			il->ht.enabled = conf_is_ht(conf);
 			ht_changed = true;
 		}
-		if (ctx->ht.enabled) {
+		if (il->ht.enabled) {
 			if (conf_is_ht40_minus(conf)) {
-				ctx->ht.extension_chan_offset =
+				il->ht.extension_chan_offset =
 				    IEEE80211_HT_PARAM_CHA_SEC_BELOW;
-				ctx->ht.is_40mhz = true;
+				il->ht.is_40mhz = true;
 			} else if (conf_is_ht40_plus(conf)) {
-				ctx->ht.extension_chan_offset =
+				il->ht.extension_chan_offset =
 				    IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
-				ctx->ht.is_40mhz = true;
+				il->ht.is_40mhz = true;
 			} else {
-				ctx->ht.extension_chan_offset =
+				il->ht.extension_chan_offset =
 				    IEEE80211_HT_PARAM_CHA_SEC_NONE;
-				ctx->ht.is_40mhz = false;
+				il->ht.is_40mhz = false;
 			}
 		} else
-			ctx->ht.is_40mhz = false;
+			il->ht.is_40mhz = false;
 
 		/*
 		 * Default to no protection. Protection mode will
 		 * later be set from BSS config in il_ht_conf
 		 */
-		ctx->ht.protection = IEEE80211_HT_OP_MODE_PROTECTION_NONE;
+		il->ht.protection = IEEE80211_HT_OP_MODE_PROTECTION_NONE;
 
 		/* if we are switching from ht to 2.4 clear flags
 		 * from any ht related info since 2.4 does not
@@ -5460,16 +5460,15 @@ il_ht_conf(struct il_priv *il, struct ieee80211_vif *vif)
 	struct il_ht_config *ht_conf = &il->current_ht_config;
 	struct ieee80211_sta *sta;
 	struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
 
 	D_ASSOC("enter:\n");
 
-	if (!ctx->ht.enabled)
+	if (!il->ht.enabled)
 		return;
 
-	ctx->ht.protection =
+	il->ht.protection =
 	    bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION;
-	ctx->ht.non_gf_sta_present =
+	il->ht.non_gf_sta_present =
 	    !!(bss_conf->
 	       ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
 
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 18375cb..df4d160 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1164,13 +1164,6 @@ struct il_rxon_context {
 	 * we already removed the vif for type setting.
 	 */
 	bool always_active, is_active;
-
-	struct {
-		bool non_gf_sta_present;
-		u8 protection;
-		bool enabled, is_40mhz;
-		u8 extension_chan_offset;
-	} ht;
 };
 
 struct il_power_mgr {
@@ -1278,6 +1271,14 @@ struct il_priv {
 
 	struct il_qos_info qos_data;
 
+	struct {
+		bool enabled;
+		bool is_40mhz;
+		bool non_gf_sta_present;
+		u8 protection;
+		u8 extension_chan_offset;
+	} ht;
+
 	/*
 	 * We declare this const so it can only be
 	 * changed via explicit cast within the
-- 
1.7.1

[PATCH 17/25] iwlegacy: get rid of ctx->ac_to_fifo

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |   17 ++++++++---------
 drivers/net/wireless/iwlegacy/common.h   |    1 -
 2 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 94984c8..731bb8c 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1458,8 +1458,15 @@ il4965_get_ac_from_tid(u16 tid)
 static inline int
 il4965_get_fifo_from_tid(struct il_rxon_context *ctx, u16 tid)
 {
+	const u8 ac_to_fifo[] = {
+		IL_TX_FIFO_VO,
+		IL_TX_FIFO_VI,
+		IL_TX_FIFO_BE,
+		IL_TX_FIFO_BK,
+	};
+
 	if (likely(tid < ARRAY_SIZE(tid_to_ac)))
-		return ctx->ac_to_fifo[tid_to_ac[tid]];
+		return ac_to_fifo[tid_to_ac[tid]];
 
 	/* no support for TIDs 8-15 yet */
 	return -EINVAL;
@@ -6104,13 +6111,6 @@ il4965_set_hw_params(struct il_priv *il)
 	return il->cfg->ops->lib->set_hw_params(il);
 }
 
-static const u8 il4965_bss_ac_to_fifo[] = {
-	IL_TX_FIFO_VO,
-	IL_TX_FIFO_VI,
-	IL_TX_FIFO_BE,
-	IL_TX_FIFO_BK,
-};
-
 static const u8 il4965_bss_ac_to_queue[] = {
 	0, 1, 2, 3,
 };
@@ -6139,7 +6139,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
 
 	SET_IEEE80211_DEV(hw, &pdev->dev);
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index df4d160..e0e4d01 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1155,7 +1155,6 @@ struct il_force_reset {
 struct il_rxon_context {
 	struct ieee80211_vif *vif;
 
-	const u8 *ac_to_fifo;
 	const u8 *ac_to_queue;
 
 	/*
-- 
1.7.1

[PATCH 18/25] iwlegacy: get rid of ctx->ac_to_queue

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |    8 ++------
 drivers/net/wireless/iwlegacy/common.h   |    2 --
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 731bb8c..1c3c85e 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1718,7 +1718,8 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	/* FIXME: remove me ? */
 	WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM);
 
-	txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
+	/* Access category (AC) is also the queue number */
+	txq_id = skb_get_queue_mapping(skb);
 
 	/* irqs already disabled/saved above when locking il->lock */
 	spin_lock(&il->sta_lock);
@@ -6111,10 +6112,6 @@ il4965_set_hw_params(struct il_priv *il)
 	return il->cfg->ops->lib->set_hw_params(il);
 }
 
-static const u8 il4965_bss_ac_to_queue[] = {
-	0, 1, 2, 3,
-};
-
 static int
 il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
@@ -6139,7 +6136,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->ctx.always_active = true;
 	il->ctx.is_active = true;
-	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
 
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index e0e4d01..e085131 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1155,8 +1155,6 @@ struct il_force_reset {
 struct il_rxon_context {
 	struct ieee80211_vif *vif;
 
-	const u8 *ac_to_queue;
-
 	/*
 	 * We could use the vif to indicate active, but we
 	 * also need it to be active during disabling when
-- 
1.7.1

[PATCH 19/25] iwlegacy: get rid of ctx->is_active

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |    3 ---
 drivers/net/wireless/iwlegacy/4965.c     |    3 ---
 drivers/net/wireless/iwlegacy/common.c   |   21 +++------------------
 drivers/net/wireless/iwlegacy/common.h   |    7 -------
 4 files changed, 3 insertions(+), 31 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 1c3c85e..1a54c1a 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6134,9 +6134,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il = hw->priv;
 	/* At this point both hw and il are allocated. */
 
-	il->ctx.always_active = true;
-	il->ctx.is_active = true;
-
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
 	D_INFO("*** LOAD DRIVER ***\n");
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 8d0fd60..7b0192a 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -1419,9 +1419,6 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	if (!il_is_alive(il))
 		return -EBUSY;
 
-	if (!ctx->is_active)
-		return 0;
-
 	/* always get timestamp with Rx frame */
 	il->staging.flags |= RXON_FLG_TSF2HOST_MSK;
 
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index db2e8bb..13bd3a8 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4537,7 +4537,6 @@ static int
 il_setup_interface(struct il_priv *il, struct il_rxon_context *ctx)
 {
 	struct ieee80211_vif *vif = ctx->vif;
-	int err;
 
 	lockdep_assert_held(&il->mutex);
 
@@ -4548,16 +4547,7 @@ il_setup_interface(struct il_priv *il, struct il_rxon_context *ctx)
 	 */
 	il->iw_mode = vif->type;
 
-	ctx->is_active = true;
-
-	err = il_set_mode(il, ctx);
-	if (err) {
-		if (!ctx->always_active)
-			ctx->is_active = false;
-		return err;
-	}
-
-	return 0;
+	return il_set_mode(il, ctx);
 }
 
 int
@@ -4612,11 +4602,9 @@ il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
 		il_force_scan_end(il);
 	}
 
-	if (!mode_change) {
+	if (!mode_change)
 		il_set_mode(il, ctx);
-		if (!ctx->always_active)
-			ctx->is_active = false;
-	}
+
 }
 
 void
@@ -5227,9 +5215,6 @@ il_update_qos(struct il_priv *il, struct il_rxon_context *ctx)
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		return;
 
-	if (!ctx->is_active)
-		return;
-
 	il->qos_data.def_qos_parm.qos_flags = 0;
 
 	if (il->qos_data.qos_active)
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index e085131..51c1eec 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1154,13 +1154,6 @@ struct il_force_reset {
 
 struct il_rxon_context {
 	struct ieee80211_vif *vif;
-
-	/*
-	 * We could use the vif to indicate active, but we
-	 * also need it to be active during disabling when
-	 * we already removed the vif for type setting.
-	 */
-	bool always_active, is_active;
 };
 
 struct il_power_mgr {
-- 
1.7.1

[PATCH 20/25] iwlegacy: remove il_setup_interface()

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/common.c |   22 +++-------------------
 1 files changed, 3 insertions(+), 19 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 13bd3a8..ea2fa97 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4533,23 +4533,6 @@ il_set_mode(struct il_priv *il, struct il_rxon_context *ctx)
 	return il_commit_rxon(il, ctx);
 }
 
-static int
-il_setup_interface(struct il_priv *il, struct il_rxon_context *ctx)
-{
-	struct ieee80211_vif *vif = ctx->vif;
-
-	lockdep_assert_held(&il->mutex);
-
-	/*
-	 * This variable will be correct only when there's just
-	 * a single context, but all code using it is for hardware
-	 * that supports only one context.
-	 */
-	il->iw_mode = vif->type;
-
-	return il_set_mode(il, ctx);
-}
-
 int
 il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
@@ -4574,8 +4557,9 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 
 	vif_priv->ctx = &il->ctx;
 	il->ctx.vif = vif;
+	il->iw_mode = vif->type;
 
-	err = il_setup_interface(il, &il->ctx);
+	err = il_set_mode(il, &il->ctx);
 	if (err) {
 		il->ctx.vif = NULL;
 		il->iw_mode = NL80211_IFTYPE_STATION;
@@ -4978,7 +4962,7 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	il_teardown_interface(il, vif, true);
 	vif->type = newtype;
 	vif->p2p = false;
-	err = il_setup_interface(il, ctx);
+	err = il_set_mode(il, ctx);
 	WARN_ON(err);
 	/*
 	 * We've switched internally, but submitting to the
-- 
1.7.1

[PATCH 21/25] iwlegacy: get rid of ctx structure

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |   67 +++++------
 drivers/net/wireless/iwlegacy/3945-rs.c  |    3 +-
 drivers/net/wireless/iwlegacy/3945.c     |   23 ++--
 drivers/net/wireless/iwlegacy/3945.h     |    2 +-
 drivers/net/wireless/iwlegacy/4965-mac.c |  150 +++++++++-------------
 drivers/net/wireless/iwlegacy/4965-rs.c  |   33 ++----
 drivers/net/wireless/iwlegacy/4965.c     |   62 +++++-----
 drivers/net/wireless/iwlegacy/4965.h     |   19 ++--
 drivers/net/wireless/iwlegacy/common.c   |  199 ++++++++++++------------------
 drivers/net/wireless/iwlegacy/common.h   |   79 +++++--------
 10 files changed, 261 insertions(+), 376 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 7c81f5a..b2e04c5 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -341,7 +341,7 @@ il3945_send_beacon_cmd(struct il_priv *il)
 		return -ENOMEM;
 	}
 
-	rate = il_get_lowest_plcp(il, &il->ctx);
+	rate = il_get_lowest_plcp(il);
 
 	frame_size = il3945_hw_get_beacon_cmd(il, frame, rate);
 
@@ -512,7 +512,7 @@ il3945_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	hdr_len = ieee80211_hdrlen(fc);
 
 	/* Find idx into station table for destination station */
-	sta_id = il_sta_id_or_broadcast(il, &il->ctx, info->control.sta);
+	sta_id = il_sta_id_or_broadcast(il, info->control.sta);
 	if (sta_id == IL_INVALID_STATION) {
 		D_DROP("Dropping - INVALID STATION: %pM\n", hdr->addr1);
 		goto drop;
@@ -541,7 +541,6 @@ il3945_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct il_tx_info));
 	txq->txb[q->write_ptr].skb = skb;
-	txq->txb[q->write_ptr].ctx = &il->ctx;
 
 	/* Init first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[idx];
@@ -2208,7 +2207,7 @@ il3945_alive_start(struct il_priv *il)
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	} else {
 		/* Initialize our rx_config data */
-		il_connection_init_rx_config(il, &il->ctx);
+		il_connection_init_rx_config(il);
 	}
 
 	/* Configure Bluetooth device coexistence support */
@@ -2217,7 +2216,7 @@ il3945_alive_start(struct il_priv *il)
 	set_bit(S_READY, &il->status);
 
 	/* Configure the adapter for unassociated operation */
-	il3945_commit_rxon(il, &il->ctx);
+	il3945_commit_rxon(il);
 
 	il3945_reg_txpower_periodic(il);
 
@@ -2249,7 +2248,7 @@ __il3945_down(struct il_priv *il)
 	del_timer_sync(&il->watchdog);
 
 	/* Station information will now be cleared in device */
-	il_clear_ucode_stations(il, NULL);
+	il_clear_ucode_stations(il);
 	il_dealloc_bcast_stations(il);
 	il_clear_driver_stations(il);
 
@@ -2335,12 +2334,11 @@ il3945_down(struct il_priv *il)
 static int
 il3945_alloc_bcast_station(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
 	unsigned long flags;
 	u8 sta_id;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
-	sta_id = il_prep_station(il, ctx, il_bcast_addr, false, NULL);
+	sta_id = il_prep_station(il, il_bcast_addr, false, NULL);
 	if (sta_id == IL_INVALID_STATION) {
 		IL_ERR("Unable to prepare broadcast station\n");
 		spin_unlock_irqrestore(&il->sta_lock, flags);
@@ -2660,14 +2658,12 @@ il3945_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 void
 il3945_post_scan(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-
 	/*
 	 * Since setting the RXON may have been deferred while
 	 * performing the scan, fire one off if needed
 	 */
 	if (memcmp(&il->staging, &il->active, sizeof(il->staging)))
-		il3945_commit_rxon(il, ctx);
+		il3945_commit_rxon(il);
 }
 
 static void
@@ -2680,7 +2676,8 @@ il3945_bg_restart(struct work_struct *data)
 
 	if (test_and_clear_bit(S_FW_ERROR, &il->status)) {
 		mutex_lock(&il->mutex);
-		il->ctx.vif = NULL;
+		/* FIXME: vif can be dereferenced */
+		il->vif = NULL;
 		il->is_open = 0;
 		mutex_unlock(&il->mutex);
 		il3945_down(il);
@@ -2718,12 +2715,11 @@ il3945_post_associate(struct il_priv *il)
 {
 	int rc = 0;
 	struct ieee80211_conf *conf = NULL;
-	struct il_rxon_context *ctx = &il->ctx;
 
-	if (!ctx->vif || !il->is_open)
+	if (!il->vif || !il->is_open)
 		return;
 
-	D_ASSOC("Associated as %d to: %pM\n", ctx->vif->bss_conf.aid,
+	D_ASSOC("Associated as %d to: %pM\n", il->vif->bss_conf.aid,
 		il->active.bssid_addr);
 
 	if (test_bit(S_EXIT_PENDING, &il->status))
@@ -2734,34 +2730,34 @@ il3945_post_associate(struct il_priv *il)
 	conf = &il->hw->conf;
 
 	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-	il3945_commit_rxon(il, ctx);
+	il3945_commit_rxon(il);
 
-	rc = il_send_rxon_timing(il, ctx);
+	rc = il_send_rxon_timing(il);
 	if (rc)
 		IL_WARN("C_RXON_TIMING failed - " "Attempting to continue.\n");
 
 	il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
 
-	il->staging.assoc_id = cpu_to_le16(ctx->vif->bss_conf.aid);
+	il->staging.assoc_id = cpu_to_le16(il->vif->bss_conf.aid);
 
-	D_ASSOC("assoc id %d beacon interval %d\n", ctx->vif->bss_conf.aid,
-		ctx->vif->bss_conf.beacon_int);
+	D_ASSOC("assoc id %d beacon interval %d\n", il->vif->bss_conf.aid,
+		il->vif->bss_conf.beacon_int);
 
-	if (ctx->vif->bss_conf.use_short_preamble)
+	if (il->vif->bss_conf.use_short_preamble)
 		il->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
 	else
 		il->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
 
 	if (il->staging.flags & RXON_FLG_BAND_24G_MSK) {
-		if (ctx->vif->bss_conf.use_short_slot)
+		if (il->vif->bss_conf.use_short_slot)
 			il->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
 		else
 			il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 	}
 
-	il3945_commit_rxon(il, ctx);
+	il3945_commit_rxon(il);
 
-	switch (ctx->vif->type) {
+	switch (il->vif->type) {
 	case NL80211_IFTYPE_STATION:
 		il3945_rate_scale_init(il->hw, IL_AP_ID);
 		break;
@@ -2770,7 +2766,7 @@ il3945_post_associate(struct il_priv *il)
 		break;
 	default:
 		IL_ERR("%s Should not be called in %d mode\n", __func__,
-		       ctx->vif->type);
+		      il->vif->type);
 		break;
 	}
 }
@@ -2887,8 +2883,7 @@ il3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 void
 il3945_config_ap(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-	struct ieee80211_vif *vif = ctx->vif;
+	struct ieee80211_vif *vif = il->vif;
 	int rc = 0;
 
 	if (test_bit(S_EXIT_PENDING, &il->status))
@@ -2899,10 +2894,10 @@ il3945_config_ap(struct il_priv *il)
 
 		/* RXON - unassoc (to set timing command) */
 		il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-		il3945_commit_rxon(il, ctx);
+		il3945_commit_rxon(il);
 
 		/* RXON Timing */
-		rc = il_send_rxon_timing(il, ctx);
+		rc = il_send_rxon_timing(il);
 		if (rc)
 			IL_WARN("C_RXON_TIMING failed - "
 				"Attempting to continue.\n");
@@ -2922,7 +2917,7 @@ il3945_config_ap(struct il_priv *il)
 		}
 		/* restore RXON assoc */
 		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
-		il3945_commit_rxon(il, ctx);
+		il3945_commit_rxon(il);
 	}
 	il3945_send_beacon_cmd(il);
 }
@@ -2955,7 +2950,7 @@ il3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	static_key = !il_is_associated(il);
 
 	if (!static_key) {
-		sta_id = il_sta_id_or_broadcast(il, &il->ctx, sta);
+		sta_id = il_sta_id_or_broadcast(il, sta);
 		if (sta_id == IL_INVALID_STATION)
 			return -EINVAL;
 	}
@@ -3003,8 +2998,7 @@ il3945_mac_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	D_INFO("proceeding to add station %pM\n", sta->addr);
 	sta_priv->common.sta_id = IL_INVALID_STATION;
 
-	ret =
-	    il_add_station_common(il, &il->ctx, sta->addr, is_ap, sta, &sta_id);
+	ret = il_add_station_common(il, sta->addr, is_ap, sta, &sta_id);
 	if (ret) {
 		IL_ERR("Unable to add station %pM (%d)\n", sta->addr, ret);
 		/* Should we return success if return code is EEXIST ? */
@@ -3184,7 +3178,7 @@ il3945_store_flags(struct device *d, struct device_attribute *attr,
 		else {
 			D_INFO("Committing rxon.flags = 0x%04X\n", flags);
 			il->staging.flags = cpu_to_le32(flags);
-			il3945_commit_rxon(il, &il->ctx);
+			il3945_commit_rxon(il);
 		}
 	}
 	mutex_unlock(&il->mutex);
@@ -3220,7 +3214,7 @@ il3945_store_filter_flags(struct device *d, struct device_attribute *attr,
 			D_INFO("Committing rxon.filter_flags = " "0x%04X\n",
 			       filter_flags);
 			il->staging.filter_flags = cpu_to_le32(filter_flags);
-			il3945_commit_rxon(il, &il->ctx);
+			il3945_commit_rxon(il);
 		}
 	}
 	mutex_unlock(&il->mutex);
@@ -3750,8 +3744,7 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto out_release_irq;
 	}
 
-	il_set_rxon_channel(il, &il->bands[IEEE80211_BAND_2GHZ].channels[5],
-			    &il->ctx);
+	il_set_rxon_channel(il, &il->bands[IEEE80211_BAND_2GHZ].channels[5]);
 	il3945_setup_deferred_work(il);
 	il3945_setup_handlers(il);
 	il_power_initialize(il);
diff --git a/drivers/net/wireless/iwlegacy/3945-rs.c b/drivers/net/wireless/iwlegacy/3945-rs.c
index 6a782b5..70bee1a 100644
--- a/drivers/net/wireless/iwlegacy/3945-rs.c
+++ b/drivers/net/wireless/iwlegacy/3945-rs.c
@@ -927,8 +927,7 @@ il3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id)
 
 	rcu_read_lock();
 
-	sta =
-	    ieee80211_find_sta(il->ctx.vif, il->stations[sta_id].sta.sta.addr);
+	sta = ieee80211_find_sta(il->vif, il->stations[sta_id].sta.sta.addr);
 	if (!sta) {
 		D_RATE("Unable to find station to initialize rate scaling.\n");
 		rcu_read_unlock();
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 3024645..1e617c9 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -1662,7 +1662,7 @@ il3945_hw_reg_set_txpower(struct il_priv *il, s8 power)
 }
 
 static int
-il3945_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
+il3945_send_rxon_assoc(struct il_priv *il)
 {
 	int rc = 0;
 	struct il_rx_pkt *pkt;
@@ -1714,7 +1714,7 @@ il3945_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
  * a HW tune is required based on the RXON structure changes.
  */
 int
-il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
+il3945_commit_rxon(struct il_priv *il)
 {
 	/* cast away the const for active_rxon in this function */
 	struct il3945_rxon_cmd *active_rxon = (void *)&il->active;
@@ -1735,7 +1735,7 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	staging_rxon->flags &= ~(RXON_FLG_DIS_DIV_MSK | RXON_FLG_ANT_SEL_MSK);
 	staging_rxon->flags |= il3945_get_antenna_flags(il);
 
-	rc = il_check_rxon_cmd(il, ctx);
+	rc = il_check_rxon_cmd(il);
 	if (rc) {
 		IL_ERR("Invalid RXON configuration.  Not committing.\n");
 		return -EINVAL;
@@ -1744,8 +1744,8 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	/* If we don't need to send a full RXON, we can use
 	 * il3945_rxon_assoc_cmd which is used to reconfigure filter
 	 * and other flags for the current radio configuration. */
-	if (!il_full_rxon_required(il, &il->ctx)) {
-		rc = il_send_rxon_assoc(il, &il->ctx);
+	if (!il_full_rxon_required(il)) {
+		rc = il_send_rxon_assoc(il);
 		if (rc) {
 			IL_ERR("Error setting RXON_ASSOC "
 			       "configuration (%d).\n", rc);
@@ -1786,8 +1786,8 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 			       "configuration (%d).\n", rc);
 			return rc;
 		}
-		il_clear_ucode_stations(il, &il->ctx);
-		il_restore_stations(il, &il->ctx);
+		il_clear_ucode_stations(il);
+		il_restore_stations(il);
 	}
 
 	D_INFO("Sending RXON\n" "* with%s RXON_FILTER_ASSOC_MSK\n"
@@ -1801,7 +1801,7 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	staging_rxon->reserved4 = 0;
 	staging_rxon->reserved5 = 0;
 
-	il_set_rxon_hwcrypto(il, ctx, !il3945_mod_params.sw_crypto);
+	il_set_rxon_hwcrypto(il, !il3945_mod_params.sw_crypto);
 
 	/* Apply the new configuration */
 	rc = il_send_cmd_pdu(il, C_RXON, sizeof(struct il3945_rxon_cmd),
@@ -1814,8 +1814,8 @@ il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	memcpy(active_rxon, staging_rxon, sizeof(*active_rxon));
 
 	if (!new_assoc) {
-		il_clear_ucode_stations(il, &il->ctx);
-		il_restore_stations(il, &il->ctx);
+		il_clear_ucode_stations(il);
+		il_restore_stations(il);
 	}
 
 	/* If we issue a new RXON command which required a tune then we must
@@ -2258,7 +2258,6 @@ il3945_build_addsta_hcmd(const struct il_addsta_cmd *cmd, u8 * data)
 static int
 il3945_add_bssid_station(struct il_priv *il, const u8 * addr, u8 * sta_id_r)
 {
-	struct il_rxon_context *ctx = &il->ctx;
 	int ret;
 	u8 sta_id;
 	unsigned long flags;
@@ -2266,7 +2265,7 @@ il3945_add_bssid_station(struct il_priv *il, const u8 * addr, u8 * sta_id_r)
 	if (sta_id_r)
 		*sta_id_r = IL_INVALID_STATION;
 
-	ret = il_add_station_common(il, ctx, addr, 0, NULL, &sta_id);
+	ret = il_add_station_common(il, addr, 0, NULL, &sta_id);
 	if (ret) {
 		IL_ERR("Unable to add station %pM\n", addr);
 		return ret;
diff --git a/drivers/net/wireless/iwlegacy/3945.h b/drivers/net/wireless/iwlegacy/3945.h
index 9f42f79..8bee127 100644
--- a/drivers/net/wireless/iwlegacy/3945.h
+++ b/drivers/net/wireless/iwlegacy/3945.h
@@ -249,7 +249,7 @@ extern int il4965_get_temperature(const struct il_priv *il);
 extern void il3945_post_associate(struct il_priv *il);
 extern void il3945_config_ap(struct il_priv *il);
 
-extern int il3945_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx);
+extern int il3945_commit_rxon(struct il_priv *il);
 
 /**
  * il3945_hw_find_station - Find station id for a given BSSID
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 1a54c1a..4be53cc 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -843,7 +843,6 @@ il4965_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 		.flags = CMD_SIZE_HUGE,
 	};
 	struct il_scan_cmd *scan;
-	struct il_rxon_context *ctx = &il->ctx;
 	u32 rate_flags = 0;
 	u16 cmd_len;
 	u16 rx_chain = 0;
@@ -859,8 +858,6 @@ il4965_request_scan(struct il_priv *il, struct ieee80211_vif *vif)
 
 	lockdep_assert_held(&il->mutex);
 
-	ctx = il_rxon_ctx_from_vif(vif);
-
 	if (!il->scan_cmd) {
 		il->scan_cmd =
 		    kmalloc(sizeof(struct il_scan_cmd) + IL_MAX_SCAN_SIZE,
@@ -1033,8 +1030,7 @@ il4965_manage_ibss_station(struct il_priv *il, struct ieee80211_vif *vif,
 	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 
 	if (add)
-		return il4965_add_bssid_station(il, vif_priv->ctx,
-						vif->bss_conf.bssid,
+		return il4965_add_bssid_station(il, vif->bss_conf.bssid,
 						&vif_priv->ibss_bssid_sta_id);
 	return il_remove_station(il, vif_priv->ibss_bssid_sta_id,
 				 vif->bss_conf.bssid);
@@ -1127,7 +1123,7 @@ il4965_count_chain_bitmap(u32 chain_bitmap)
  * This should not be used for scan command ... it puts data in wrong place.
  */
 void
-il4965_set_rxon_chain(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_set_rxon_chain(struct il_priv *il)
 {
 	bool is_single = il4965_is_single_rx_stream(il);
 	bool is_cam = !test_bit(S_POWER_PMI, &il->status);
@@ -1456,7 +1452,7 @@ il4965_get_ac_from_tid(u16 tid)
 }
 
 static inline int
-il4965_get_fifo_from_tid(struct il_rxon_context *ctx, u16 tid)
+il4965_get_fifo_from_tid(u16 tid)
 {
 	const u8 ac_to_fifo[] = {
 		IL_TX_FIFO_VO,
@@ -1645,7 +1641,6 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	struct il_device_cmd *out_cmd;
 	struct il_cmd_meta *out_meta;
 	struct il_tx_cmd *tx_cmd;
-	struct il_rxon_context *ctx = &il->ctx;
 	int txq_id;
 	dma_addr_t phys_addr;
 	dma_addr_t txcmd_phys;
@@ -1661,9 +1656,6 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	unsigned long flags;
 	bool is_agg = false;
 
-	if (info->control.vif)
-		ctx = il_rxon_ctx_from_vif(info->control.vif);
-
 	spin_lock_irqsave(&il->lock, flags);
 	if (il_is_rfkill(il)) {
 		D_DROP("Dropping - RF KILL\n");
@@ -1688,7 +1680,7 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 		sta_id = il->hw_params.bcast_id;
 	else {
 		/* Find idx into station table for destination station */
-		sta_id = il_sta_id_or_broadcast(il, ctx, info->control.sta);
+		sta_id = il_sta_id_or_broadcast(il, info->control.sta);
 
 		if (sta_id == IL_INVALID_STATION) {
 			D_DROP("Dropping - INVALID STATION: %pM\n", hdr->addr1);
@@ -1764,7 +1756,6 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct il_tx_info));
 	txq->txb[q->write_ptr].skb = skb;
-	txq->txb[q->write_ptr].ctx = ctx;
 
 	/* Set up first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[q->write_ptr];
@@ -2228,7 +2219,8 @@ il4965_tx_agg_start(struct il_priv *il, struct ieee80211_vif *vif,
 	unsigned long flags;
 	struct il_tid_data *tid_data;
 
-	tx_fifo = il4965_get_fifo_from_tid(il_rxon_ctx_from_vif(vif), tid);
+	/* FIXME: warning if tx fifo not found ? */
+	tx_fifo = il4965_get_fifo_from_tid(tid);
 	if (unlikely(tx_fifo < 0))
 		return tx_fifo;
 
@@ -2321,7 +2313,8 @@ il4965_tx_agg_stop(struct il_priv *il, struct ieee80211_vif *vif,
 	int write_ptr, read_ptr;
 	unsigned long flags;
 
-	tx_fifo_id = il4965_get_fifo_from_tid(il_rxon_ctx_from_vif(vif), tid);
+	/* FIXME: warning if tx_fifo_id not found ? */
+	tx_fifo_id = il4965_get_fifo_from_tid(tid);
 	if (unlikely(tx_fifo_id < 0))
 		return tx_fifo_id;
 
@@ -2395,9 +2388,6 @@ il4965_txq_check_empty(struct il_priv *il, int sta_id, u8 tid, int txq_id)
 	struct il_queue *q = &il->txq[txq_id].q;
 	u8 *addr = il->stations[sta_id].sta.sta.addr;
 	struct il_tid_data *tid_data = &il->stations[sta_id].tid[tid];
-	struct il_rxon_context *ctx;
-
-	ctx = &il->ctx;
 
 	lockdep_assert_held(&il->sta_lock);
 
@@ -2408,11 +2398,11 @@ il4965_txq_check_empty(struct il_priv *il, int sta_id, u8 tid, int txq_id)
 		if (txq_id == tid_data->agg.txq_id &&
 		    q->read_ptr == q->write_ptr) {
 			u16 ssn = SEQ_TO_SN(tid_data->seq_number);
-			int tx_fifo = il4965_get_fifo_from_tid(ctx, tid);
+			int tx_fifo = il4965_get_fifo_from_tid(tid);
 			D_HT("HW queue empty: continue DELBA flow\n");
 			il4965_txq_agg_disable(il, txq_id, ssn, tx_fifo);
 			tid_data->agg.state = IL_AGG_OFF;
-			ieee80211_stop_tx_ba_cb_irqsafe(ctx->vif, addr, tid);
+			ieee80211_stop_tx_ba_cb_irqsafe(il->vif, addr, tid);
 		}
 		break;
 	case IL_EMPTYING_HW_QUEUE_ADDBA:
@@ -2420,7 +2410,7 @@ il4965_txq_check_empty(struct il_priv *il, int sta_id, u8 tid, int txq_id)
 		if (tid_data->tfds_in_queue == 0) {
 			D_HT("HW queue empty: continue ADDBA flow\n");
 			tid_data->agg.state = IL_AGG_ON;
-			ieee80211_start_tx_ba_cb_irqsafe(ctx->vif, addr, tid);
+			ieee80211_start_tx_ba_cb_irqsafe(il->vif, addr, tid);
 		}
 		break;
 	}
@@ -2429,14 +2419,13 @@ il4965_txq_check_empty(struct il_priv *il, int sta_id, u8 tid, int txq_id)
 }
 
 static void
-il4965_non_agg_tx_status(struct il_priv *il, struct il_rxon_context *ctx,
-			 const u8 *addr1)
+il4965_non_agg_tx_status(struct il_priv *il, const u8 *addr1)
 {
 	struct ieee80211_sta *sta;
 	struct il_station_priv *sta_priv;
 
 	rcu_read_lock();
-	sta = ieee80211_find_sta(ctx->vif, addr1);
+	sta = ieee80211_find_sta(il->vif, addr1);
 	if (sta) {
 		sta_priv = (void *)sta->drv_priv;
 		/* avoid atomic ops if this isn't a client */
@@ -2453,7 +2442,7 @@ il4965_tx_status(struct il_priv *il, struct il_tx_info *tx_info, bool is_agg)
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_info->skb->data;
 
 	if (!is_agg)
-		il4965_non_agg_tx_status(il, tx_info->ctx, hdr->addr1);
+		il4965_non_agg_tx_status(il, hdr->addr1);
 
 	ieee80211_tx_status_irqsafe(il->hw, tx_info->skb);
 }
@@ -2769,8 +2758,7 @@ il4965_sta_alloc_lq(struct il_priv *il, u8 sta_id)
  * Function sleeps.
  */
 int
-il4965_add_bssid_station(struct il_priv *il, struct il_rxon_context *ctx,
-			 const u8 *addr, u8 *sta_id_r)
+il4965_add_bssid_station(struct il_priv *il, const u8 *addr, u8 *sta_id_r)
 {
 	int ret;
 	u8 sta_id;
@@ -2780,7 +2768,7 @@ il4965_add_bssid_station(struct il_priv *il, struct il_rxon_context *ctx,
 	if (sta_id_r)
 		*sta_id_r = IL_INVALID_STATION;
 
-	ret = il_add_station_common(il, ctx, addr, 0, NULL, &sta_id);
+	ret = il_add_station_common(il, addr, 0, NULL, &sta_id);
 	if (ret) {
 		IL_ERR("Unable to add station %pM\n", addr);
 		return ret;
@@ -2801,7 +2789,7 @@ il4965_add_bssid_station(struct il_priv *il, struct il_rxon_context *ctx,
 		return -ENOMEM;
 	}
 
-	ret = il_send_lq_cmd(il, ctx, link_cmd, CMD_SYNC, true);
+	ret = il_send_lq_cmd(il, link_cmd, CMD_SYNC, true);
 	if (ret)
 		IL_ERR("Link quality command failed (%d)\n", ret);
 
@@ -2813,8 +2801,7 @@ il4965_add_bssid_station(struct il_priv *il, struct il_rxon_context *ctx,
 }
 
 static int
-il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
-			 bool send_if_empty)
+il4965_static_wepkey_cmd(struct il_priv *il, bool send_if_empty)
 {
 	int i;
 	u8 buff[sizeof(struct il_wep_cmd) +
@@ -2860,15 +2847,15 @@ il4965_static_wepkey_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 }
 
 int
-il4965_restore_default_wep_keys(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_restore_default_wep_keys(struct il_priv *il)
 {
 	lockdep_assert_held(&il->mutex);
 
-	return il4965_static_wepkey_cmd(il, ctx, false);
+	return il4965_static_wepkey_cmd(il, false);
 }
 
 int
-il4965_remove_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
+il4965_remove_default_wep_key(struct il_priv *il,
 			      struct ieee80211_key_conf *keyconf)
 {
 	int ret;
@@ -2884,14 +2871,14 @@ il4965_remove_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 		/* but keys in device are clear anyway so return success */
 		return 0;
 	}
-	ret = il4965_static_wepkey_cmd(il, ctx, 1);
+	ret = il4965_static_wepkey_cmd(il, 1);
 	D_WEP("Remove default WEP key: idx=%d ret=%d\n", idx, ret);
 
 	return ret;
 }
 
 int
-il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
+il4965_set_default_wep_key(struct il_priv *il,
 			   struct ieee80211_key_conf *keyconf)
 {
 	int ret;
@@ -2912,14 +2899,14 @@ il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
 	il->_4965.wep_keys[idx].key_size = len;
 	memcpy(&il->_4965.wep_keys[idx].key, &keyconf->key, len);
 
-	ret = il4965_static_wepkey_cmd(il, ctx, false);
+	ret = il4965_static_wepkey_cmd(il, false);
 
 	D_WEP("Set default WEP key: len=%d idx=%d ret=%d\n", len, idx, ret);
 	return ret;
 }
 
 static int
-il4965_set_wep_dynamic_key_info(struct il_priv *il, struct il_rxon_context *ctx,
+il4965_set_wep_dynamic_key_info(struct il_priv *il,
 				struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	unsigned long flags;
@@ -2974,7 +2961,6 @@ il4965_set_wep_dynamic_key_info(struct il_priv *il, struct il_rxon_context *ctx,
 
 static int
 il4965_set_ccmp_dynamic_key_info(struct il_priv *il,
-				 struct il_rxon_context *ctx,
 				 struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	unsigned long flags;
@@ -3023,7 +3009,6 @@ il4965_set_ccmp_dynamic_key_info(struct il_priv *il,
 
 static int
 il4965_set_tkip_dynamic_key_info(struct il_priv *il,
-				 struct il_rxon_context *ctx,
 				 struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	unsigned long flags;
@@ -3068,9 +3053,8 @@ il4965_set_tkip_dynamic_key_info(struct il_priv *il,
 }
 
 void
-il4965_update_tkip_key(struct il_priv *il, struct il_rxon_context *ctx,
-		       struct ieee80211_key_conf *keyconf,
-		       struct ieee80211_sta *sta, u32 iv32, u16 * phase1key)
+il4965_update_tkip_key(struct il_priv *il, struct ieee80211_key_conf *keyconf,
+		       struct ieee80211_sta *sta, u32 iv32, u16 *phase1key)
 {
 	u8 sta_id;
 	unsigned long flags;
@@ -3082,7 +3066,7 @@ il4965_update_tkip_key(struct il_priv *il, struct il_rxon_context *ctx,
 		return;
 	}
 
-	sta_id = il_sta_id_or_broadcast(il, ctx, sta);
+	sta_id = il_sta_id_or_broadcast(il, sta);
 	if (sta_id == IL_INVALID_STATION)
 		return;
 
@@ -3100,11 +3084,10 @@ il4965_update_tkip_key(struct il_priv *il, struct il_rxon_context *ctx,
 	il_send_add_sta(il, &il->stations[sta_id].sta, CMD_ASYNC);
 
 	spin_unlock_irqrestore(&il->sta_lock, flags);
-
 }
 
 int
-il4965_remove_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
+il4965_remove_dynamic_key(struct il_priv *il,
 			  struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	unsigned long flags;
@@ -3165,8 +3148,8 @@ il4965_remove_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
 }
 
 int
-il4965_set_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
-		       struct ieee80211_key_conf *keyconf, u8 sta_id)
+il4965_set_dynamic_key(struct il_priv *il, struct ieee80211_key_conf *keyconf,
+		       u8 sta_id)
 {
 	int ret;
 
@@ -3178,15 +3161,15 @@ il4965_set_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
 	switch (keyconf->cipher) {
 	case WLAN_CIPHER_SUITE_CCMP:
 		ret =
-		    il4965_set_ccmp_dynamic_key_info(il, ctx, keyconf, sta_id);
+		    il4965_set_ccmp_dynamic_key_info(il, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_TKIP:
 		ret =
-		    il4965_set_tkip_dynamic_key_info(il, ctx, keyconf, sta_id);
+		    il4965_set_tkip_dynamic_key_info(il, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_WEP40:
 	case WLAN_CIPHER_SUITE_WEP104:
-		ret = il4965_set_wep_dynamic_key_info(il, ctx, keyconf, sta_id);
+		ret = il4965_set_wep_dynamic_key_info(il, keyconf, sta_id);
 		break;
 	default:
 		IL_ERR("Unknown alg: %s cipher = %x\n", __func__,
@@ -3208,14 +3191,14 @@ il4965_set_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
  * device at the next best time.
  */
 int
-il4965_alloc_bcast_station(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_alloc_bcast_station(struct il_priv *il)
 {
 	struct il_link_quality_cmd *link_cmd;
 	unsigned long flags;
 	u8 sta_id;
 
 	spin_lock_irqsave(&il->sta_lock, flags);
-	sta_id = il_prep_station(il, ctx, il_bcast_addr, false, NULL);
+	sta_id = il_prep_station(il, il_bcast_addr, false, NULL);
 	if (sta_id == IL_INVALID_STATION) {
 		IL_ERR("Unable to prepare broadcast station\n");
 		spin_unlock_irqrestore(&il->sta_lock, flags);
@@ -3248,7 +3231,7 @@ il4965_alloc_bcast_station(struct il_priv *il, struct il_rxon_context *ctx)
  * code together.
  */
 static int
-il4965_update_bcast_station(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_update_bcast_station(struct il_priv *il)
 {
 	unsigned long flags;
 	struct il_link_quality_cmd *link_cmd;
@@ -3274,7 +3257,7 @@ il4965_update_bcast_station(struct il_priv *il, struct il_rxon_context *ctx)
 int
 il4965_update_bcast_stations(struct il_priv *il)
 {
-	return il4965_update_bcast_station(il, &il->ctx);
+	return il4965_update_bcast_station(il);
 }
 
 /**
@@ -3375,9 +3358,9 @@ void
 il4965_update_chain_flags(struct il_priv *il)
 {
 	if (il->cfg->ops->hcmd->set_rxon_chain) {
-		il->cfg->ops->hcmd->set_rxon_chain(il, &il->ctx);
+		il->cfg->ops->hcmd->set_rxon_chain(il);
 		if (il->active.rx_chain != il->staging.rx_chain)
-			il_commit_rxon(il, &il->ctx);
+			il_commit_rxon(il);
 	}
 }
 
@@ -3489,8 +3472,8 @@ il4965_hw_get_beacon_cmd(struct il_priv *il, struct il_frame *frame)
 
 	lockdep_assert_held(&il->mutex);
 
-	if (!il->beacon_ctx) {
-		IL_ERR("trying to build beacon w/o beacon context!\n");
+	if (!il->beacon_enabled) {
+		IL_ERR("Trying to build beacon without beaconing enabled\n");
 		return 0;
 	}
 
@@ -3520,7 +3503,7 @@ il4965_hw_get_beacon_cmd(struct il_priv *il, struct il_frame *frame)
 			      frame_size);
 
 	/* Set up packet rate and flags */
-	rate = il_get_lowest_plcp(il, il->beacon_ctx);
+	rate = il_get_lowest_plcp(il);
 	il4965_toggle_tx_ant(il, &il->mgmt_tx_ant, il->hw_params.valid_tx_ant);
 	rate_flags = BIT(il->mgmt_tx_ant) << RATE_MCS_ANT_POS;
 	if ((rate >= IL_FIRST_CCK_RATE) && (rate <= IL_LAST_CCK_RATE))
@@ -4977,7 +4960,6 @@ static void
 il4965_alive_start(struct il_priv *il)
 {
 	int ret = 0;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	D_INFO("Runtime Alive received.\n");
 
@@ -5025,10 +5007,10 @@ il4965_alive_start(struct il_priv *il)
 		active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	} else {
 		/* Initialize our rx_config data */
-		il_connection_init_rx_config(il, &il->ctx);
+		il_connection_init_rx_config(il);
 
 		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+			il->cfg->ops->hcmd->set_rxon_chain(il);
 	}
 
 	/* Configure bluetooth coexistence if enabled */
@@ -5039,7 +5021,7 @@ il4965_alive_start(struct il_priv *il)
 	set_bit(S_READY, &il->status);
 
 	/* Configure the adapter for unassociated operation */
-	il_commit_rxon(il, ctx);
+	il_commit_rxon(il);
 
 	/* At this point, the NIC is initialized and operational */
 	il4965_rf_kill_ct_config(il);
@@ -5074,7 +5056,7 @@ __il4965_down(struct il_priv *il)
 	 * to prevent rearm timer */
 	del_timer_sync(&il->watchdog);
 
-	il_clear_ucode_stations(il, NULL);
+	il_clear_ucode_stations(il);
 
 	/* FIXME: race conditions ? */
 	spin_lock_irq(&il->sta_lock);
@@ -5239,7 +5221,7 @@ __il4965_up(struct il_priv *il)
 		return -EIO;
 	}
 
-	ret = il4965_alloc_bcast_station(il, &il->ctx);
+	ret = il4965_alloc_bcast_station(il);
 	if (ret) {
 		il_dealloc_bcast_stations(il);
 		return ret;
@@ -5393,7 +5375,8 @@ il4965_bg_restart(struct work_struct *data)
 
 	if (test_and_clear_bit(S_FW_ERROR, &il->status)) {
 		mutex_lock(&il->mutex);
-		il->ctx.vif = NULL;
+		/* FIXME: do we dereference vif without mutex locked ? */
+		il->vif = NULL;
 		il->is_open = 0;
 
 		__il4965_down(il);
@@ -5590,12 +5573,10 @@ il4965_mac_update_tkip_key(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			   struct ieee80211_sta *sta, u32 iv32, u16 * phase1key)
 {
 	struct il_priv *il = hw->priv;
-	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 
 	D_MAC80211("enter\n");
 
-	il4965_update_tkip_key(il, vif_priv->ctx, keyconf, sta, iv32,
-			       phase1key);
+	il4965_update_tkip_key(il, keyconf, sta, iv32, phase1key);
 
 	D_MAC80211("leave\n");
 }
@@ -5606,8 +5587,6 @@ il4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 		   struct ieee80211_key_conf *key)
 {
 	struct il_priv *il = hw->priv;
-	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
-	struct il_rxon_context *ctx = vif_priv->ctx;
 	int ret;
 	u8 sta_id;
 	bool is_default_wep_key = false;
@@ -5619,7 +5598,7 @@ il4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 		return -EOPNOTSUPP;
 	}
 
-	sta_id = il_sta_id_or_broadcast(il, vif_priv->ctx, sta);
+	sta_id = il_sta_id_or_broadcast(il, sta);
 	if (sta_id == IL_INVALID_STATION)
 		return -EINVAL;
 
@@ -5644,20 +5623,17 @@ il4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	switch (cmd) {
 	case SET_KEY:
 		if (is_default_wep_key)
-			ret =
-			    il4965_set_default_wep_key(il, vif_priv->ctx, key);
+			ret = il4965_set_default_wep_key(il, key);
 		else
-			ret =
-			    il4965_set_dynamic_key(il, vif_priv->ctx, key,
-						   sta_id);
+			ret = il4965_set_dynamic_key(il, key, sta_id);
 
 		D_MAC80211("enable hwcrypto key\n");
 		break;
 	case DISABLE_KEY:
 		if (is_default_wep_key)
-			ret = il4965_remove_default_wep_key(il, ctx, key);
+			ret = il4965_remove_default_wep_key(il, key);
 		else
-			ret = il4965_remove_dynamic_key(il, ctx, key, sta_id);
+			ret = il4965_remove_dynamic_key(il, key, sta_id);
 
 		D_MAC80211("disable hwcrypto key\n");
 		break;
@@ -5723,7 +5699,6 @@ il4965_mac_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 {
 	struct il_priv *il = hw->priv;
 	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 	bool is_ap = vif->type == NL80211_IFTYPE_STATION;
 	int ret;
 	u8 sta_id;
@@ -5736,8 +5711,7 @@ il4965_mac_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	atomic_set(&sta_priv->pending_frames, 0);
 
 	ret =
-	    il_add_station_common(il, vif_priv->ctx, sta->addr, is_ap, sta,
-				  &sta_id);
+	    il_add_station_common(il, sta->addr, is_ap, sta, &sta_id);
 	if (ret) {
 		IL_ERR("Unable to add station %pM (%d)\n", sta->addr, ret);
 		/* Should we return success if return code is EEXIST ? */
@@ -5764,8 +5738,6 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	struct ieee80211_conf *conf = &hw->conf;
 	struct ieee80211_channel *channel = ch_switch->channel;
 	struct il_ht_config *ht_conf = &il->current_ht_config;
-
-	struct il_rxon_context *ctx = &il->ctx;
 	u16 ch;
 
 	D_MAC80211("enter\n");
@@ -5822,9 +5794,9 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	if ((le16_to_cpu(il->staging.channel) != ch))
 		il->staging.flags = 0;
 
-	il_set_rxon_channel(il, channel, ctx);
+	il_set_rxon_channel(il, channel);
 	il_set_rxon_ht(il, ht_conf);
-	il_set_flags_for_band(il, ctx, channel->band, ctx->vif);
+	il_set_flags_for_band(il, channel->band, il->vif);
 
 	spin_unlock_irq(&il->lock);
 
@@ -5838,7 +5810,7 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	if (il->cfg->ops->lib->set_channel_switch(il, ch_switch)) {
 		clear_bit(S_CHANNEL_SWITCH_PENDING, &il->status);
 		il->switch_channel = 0;
-		ieee80211_chswitch_done(ctx->vif, false);
+		ieee80211_chswitch_done(il->vif, false);
 	}
 
 out:
@@ -6049,7 +6021,7 @@ il4965_init_drv(struct il_priv *il)
 
 	/* Choose which receivers/antennas to use */
 	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il, &il->ctx);
+		il->cfg->ops->hcmd->set_rxon_chain(il);
 
 	il_init_scan_params(il);
 
diff --git a/drivers/net/wireless/iwlegacy/4965-rs.c b/drivers/net/wireless/iwlegacy/4965-rs.c
index ad186d9..eb68c1c 100644
--- a/drivers/net/wireless/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/iwlegacy/4965-rs.c
@@ -820,8 +820,6 @@ il4965_rs_tx_status(void *il_r, struct ieee80211_supported_band *sband,
 	u32 tx_rate;
 	struct il_scale_tbl_info tbl_type;
 	struct il_scale_tbl_info *curr_tbl, *other_tbl, *tmp_tbl;
-	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
 
 	D_RATE("get frame ack response, update rate scale win\n");
 
@@ -889,7 +887,7 @@ il4965_rs_tx_status(void *il_r, struct ieee80211_supported_band *sband,
 		lq_sta->missed_rate_counter++;
 		if (lq_sta->missed_rate_counter > IL_MISSED_RATE_MAX) {
 			lq_sta->missed_rate_counter = 0;
-			il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+			il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
 		}
 		/* Regardless, ignore this status info for outdated rate */
 		return;
@@ -1181,8 +1179,6 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta,
 	u16 rate_mask;
 	s32 rate;
 	s8 is_green = lq_sta->is_green;
-	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
 
 	if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
 		return -1;
@@ -1203,7 +1199,7 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta,
 	tbl->max_search = IL_MAX_SEARCH;
 	rate_mask = lq_sta->active_mimo2_rate;
 
-	if (il_is_ht40_tx_allowed(il, ctx, &sta->ht_cap))
+	if (il_is_ht40_tx_allowed(il, &sta->ht_cap))
 		tbl->is_ht40 = 1;
 	else
 		tbl->is_ht40 = 0;
@@ -1237,8 +1233,6 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta,
 	u16 rate_mask;
 	u8 is_green = lq_sta->is_green;
 	s32 rate;
-	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
 
 	if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported)
 		return -1;
@@ -1251,7 +1245,7 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta,
 	tbl->max_search = IL_MAX_SEARCH;
 	rate_mask = lq_sta->active_siso_rate;
 
-	if (il_is_ht40_tx_allowed(il, ctx, &sta->ht_cap))
+	if (il_is_ht40_tx_allowed(il, &sta->ht_cap))
 		tbl->is_ht40 = 1;
 	else
 		tbl->is_ht40 = 0;
@@ -1730,8 +1724,7 @@ il4965_rs_stay_in_table(struct il_lq_sta *lq_sta, bool force_search)
  * setup rate table in uCode
  */
 static void
-il4965_rs_update_rate_tbl(struct il_priv *il, struct il_rxon_context *ctx,
-			  struct il_lq_sta *lq_sta,
+il4965_rs_update_rate_tbl(struct il_priv *il, struct il_lq_sta *lq_sta,
 			  struct il_scale_tbl_info *tbl, int idx, u8 is_green)
 {
 	u32 rate;
@@ -1739,7 +1732,7 @@ il4965_rs_update_rate_tbl(struct il_priv *il, struct il_rxon_context *ctx,
 	/* Update uCode's rate table. */
 	rate = il4965_rate_n_flags_from_tbl(il, tbl, idx, is_green);
 	il4965_rs_fill_link_cmd(il, lq_sta, rate);
-	il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+	il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
 }
 
 /*
@@ -1775,8 +1768,6 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
 	s32 sr;
 	u8 tid = MAX_TID_COUNT;
 	struct il_tid_data *tid_data;
-	struct il_station_priv *sta_priv = (void *)sta->drv_priv;
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
 
 	D_RATE("rate scale calculate new rate for skb\n");
 
@@ -1851,7 +1842,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
 			tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
 			/* get "active" rate info */
 			idx = il4965_hwrate_to_plcp_idx(tbl->current_rate);
-			il4965_rs_update_rate_tbl(il, ctx, lq_sta, tbl, idx,
+			il4965_rs_update_rate_tbl(il, lq_sta, tbl, idx,
 						      is_green);
 		}
 		return;
@@ -2054,8 +2045,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb,
 lq_update:
 	/* Replace uCode's rate table for the destination station. */
 	if (update_lq)
-		il4965_rs_update_rate_tbl(il, ctx, lq_sta, tbl, idx,
-					      is_green);
+		il4965_rs_update_rate_tbl(il, lq_sta, tbl, idx, is_green);
 
 	/* Should we stay with this modulation mode,
 	 * or search for a new one? */
@@ -2095,7 +2085,7 @@ lq_update:
 			D_RATE("Switch current  mcs: %X idx: %d\n",
 			       tbl->current_rate, idx);
 			il4965_rs_fill_link_cmd(il, lq_sta, tbl->current_rate);
-			il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_ASYNC, false);
+			il_send_lq_cmd(il, &lq_sta->lq, CMD_ASYNC, false);
 		} else
 			done_search = 1;
 	}
@@ -2167,13 +2157,11 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf,
 	u8 active_tbl = 0;
 	u8 valid_tx_ant;
 	struct il_station_priv *sta_priv;
-	struct il_rxon_context *ctx;
 
 	if (!sta || !lq_sta)
 		return;
 
 	sta_priv = (void *)sta->drv_priv;
-	ctx = sta_priv->common.ctx;
 
 	i = lq_sta->last_txrate_idx;
 
@@ -2205,7 +2193,7 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf,
 	il4965_rs_set_expected_tpt_table(lq_sta, tbl);
 	il4965_rs_fill_link_cmd(NULL, lq_sta, rate);
 	il->stations[lq_sta->lq.sta_id].lq = &lq_sta->lq;
-	il_send_lq_cmd(il, ctx, &lq_sta->lq, CMD_SYNC, true);
+	il_send_lq_cmd(il, &lq_sta->lq, CMD_SYNC, true);
 }
 
 static void
@@ -2578,7 +2566,6 @@ il4965_rs_sta_dbgfs_scale_table_write(struct file *file,
 	u32 parsed_rate;
 	struct il_station_priv *sta_priv =
 	    container_of(lq_sta, struct il_station_priv, lq_sta);
-	struct il_rxon_context *ctx = sta_priv->common.ctx;
 
 	il = lq_sta->drv;
 	memset(buf, 0, sizeof(buf));
@@ -2600,7 +2587,7 @@ il4965_rs_sta_dbgfs_scale_table_write(struct file *file,
 
 	if (lq_sta->dbg_fixed_rate) {
 		il4965_rs_fill_link_cmd(NULL, lq_sta, lq_sta->dbg_fixed_rate);
-		il_send_lq_cmd(lq_sta->drv, ctx, &lq_sta->lq, CMD_ASYNC, false);
+		il_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC, false);
 	}
 
 	return count;
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 7b0192a..9d9197f 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -1370,7 +1370,7 @@ out:
 }
 
 static int
-il4965_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_send_rxon_assoc(struct il_priv *il)
 {
 	int ret = 0;
 	struct il4965_rxon_assoc_cmd rxon_assoc;
@@ -1409,7 +1409,7 @@ il4965_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
 }
 
 static int
-il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
+il4965_commit_rxon(struct il_priv *il)
 {
 	/* cast away the const for active_rxon in this function */
 	struct il_rxon_cmd *active_rxon = (void *)&il->active;
@@ -1422,7 +1422,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	/* always get timestamp with Rx frame */
 	il->staging.flags |= RXON_FLG_TSF2HOST_MSK;
 
-	ret = il_check_rxon_cmd(il, ctx);
+	ret = il_check_rxon_cmd(il);
 	if (ret) {
 		IL_ERR("Invalid RXON configuration.  Not committing.\n");
 		return -EINVAL;
@@ -1442,15 +1442,15 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	/* If we don't need to send a full RXON, we can use
 	 * il_rxon_assoc_cmd which is used to reconfigure filter
 	 * and other flags for the current radio configuration. */
-	if (!il_full_rxon_required(il, ctx)) {
-		ret = il_send_rxon_assoc(il, ctx);
+	if (!il_full_rxon_required(il)) {
+		ret = il_send_rxon_assoc(il);
 		if (ret) {
 			IL_ERR("Error setting RXON_ASSOC (%d)\n", ret);
 			return ret;
 		}
 
 		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
-		il_print_rx_config_cmd(il, ctx);
+		il_print_rx_config_cmd(il);
 		/*
 		 * We do not commit tx power settings while channel changing,
 		 * do it now if tx power changed.
@@ -1478,9 +1478,9 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 			IL_ERR("Error clearing ASSOC_MSK (%d)\n", ret);
 			return ret;
 		}
-		il_clear_ucode_stations(il, ctx);
-		il_restore_stations(il, ctx);
-		ret = il4965_restore_default_wep_keys(il, ctx);
+		il_clear_ucode_stations(il);
+		il_restore_stations(il);
+		ret = il4965_restore_default_wep_keys(il);
 		if (ret) {
 			IL_ERR("Failed to restore WEP keys (%d)\n", ret);
 			return ret;
@@ -1491,7 +1491,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 	       "* channel = %d\n" "* bssid = %pM\n", (new_assoc ? "" : "out"),
 	       le16_to_cpu(il->staging.channel), il->staging.bssid_addr);
 
-	il_set_rxon_hwcrypto(il, ctx, !il->cfg->mod_params->sw_crypto);
+	il_set_rxon_hwcrypto(il, !il->cfg->mod_params->sw_crypto);
 
 	/* Apply the new configuration
 	 * RXON unassoc clears the station table in uCode so restoration of
@@ -1507,9 +1507,9 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		}
 		D_INFO("Return from !new_assoc RXON.\n");
 		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
-		il_clear_ucode_stations(il, ctx);
-		il_restore_stations(il, ctx);
-		ret = il4965_restore_default_wep_keys(il, ctx);
+		il_clear_ucode_stations(il);
+		il_restore_stations(il);
+		ret = il4965_restore_default_wep_keys(il);
 		if (ret) {
 			IL_ERR("Failed to restore WEP keys (%d)\n", ret);
 			return ret;
@@ -1529,7 +1529,7 @@ il4965_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
 		}
 		memcpy(active_rxon, &il->staging, sizeof(*active_rxon));
 	}
-	il_print_rx_config_cmd(il, ctx);
+	il_print_rx_config_cmd(il);
 
 	il4965_init_sensitivity(il);
 
@@ -1548,7 +1548,6 @@ static int
 il4965_hw_channel_switch(struct il_priv *il,
 			 struct ieee80211_channel_switch *ch_switch)
 {
-	struct il_rxon_context *ctx = &il->ctx;
 	int rc;
 	u8 band = 0;
 	bool is_ht40 = false;
@@ -1560,8 +1559,11 @@ il4965_hw_channel_switch(struct il_priv *il,
 	u32 tsf_low;
 	u8 switch_count;
 	u16 beacon_interval = le16_to_cpu(il->timing.beacon_interval);
-	struct ieee80211_vif *vif = ctx->vif;
-	band = il->band == IEEE80211_BAND_2GHZ;
+	struct ieee80211_vif *vif = il->vif;
+	band = (il->band == IEEE80211_BAND_2GHZ);
+
+	if (WARN_ON_ONCE(vif == NULL))
+		return -EIO;
 
 	is_ht40 = iw4965_is_ht40_channel(il->staging.flags);
 
@@ -2128,21 +2130,18 @@ static struct il_hcmd_ops il4965_hcmd = {
 static void
 il4965_post_scan(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-
 	/*
 	 * Since setting the RXON may have been deferred while
 	 * performing the scan, fire one off if needed
 	 */
 	if (memcmp(&il->staging, &il->active, sizeof(il->staging)))
-		il_commit_rxon(il, ctx);
+		il_commit_rxon(il);
 }
 
 static void
 il4965_post_associate(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-	struct ieee80211_vif *vif = ctx->vif;
+	struct ieee80211_vif *vif = il->vif;
 	struct ieee80211_conf *conf = NULL;
 	int ret = 0;
 
@@ -2157,9 +2156,9 @@ il4965_post_associate(struct il_priv *il)
 	conf = &il->hw->conf;
 
 	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-	il_commit_rxon(il, ctx);
+	il_commit_rxon(il);
 
-	ret = il_send_rxon_timing(il, ctx);
+	ret = il_send_rxon_timing(il);
 	if (ret)
 		IL_WARN("RXON timing - " "Attempting to continue.\n");
 
@@ -2168,7 +2167,7 @@ il4965_post_associate(struct il_priv *il)
 	il_set_rxon_ht(il, &il->current_ht_config);
 
 	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+		il->cfg->ops->hcmd->set_rxon_chain(il);
 
 	il->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
 
@@ -2187,7 +2186,7 @@ il4965_post_associate(struct il_priv *il)
 			il->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
 	}
 
-	il_commit_rxon(il, ctx);
+	il_commit_rxon(il);
 
 	D_ASSOC("Associated as %d to: %pM\n", vif->bss_conf.aid,
 		il->active.bssid_addr);
@@ -2218,8 +2217,7 @@ il4965_post_associate(struct il_priv *il)
 static void
 il4965_config_ap(struct il_priv *il)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-	struct ieee80211_vif *vif = ctx->vif;
+	struct ieee80211_vif *vif = il->vif;
 	int ret = 0;
 
 	lockdep_assert_held(&il->mutex);
@@ -2232,10 +2230,10 @@ il4965_config_ap(struct il_priv *il)
 
 		/* RXON - unassoc (to set timing command) */
 		il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-		il_commit_rxon(il, ctx);
+		il_commit_rxon(il);
 
 		/* RXON Timing */
-		ret = il_send_rxon_timing(il, ctx);
+		ret = il_send_rxon_timing(il);
 		if (ret)
 			IL_WARN("RXON timing failed - "
 				"Attempting to continue.\n");
@@ -2244,7 +2242,7 @@ il4965_config_ap(struct il_priv *il)
 		il->chain_noise_data.active_chains = il->hw_params.valid_rx_ant;
 		il_set_rxon_ht(il, &il->current_ht_config);
 		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+			il->cfg->ops->hcmd->set_rxon_chain(il);
 
 		il->staging.assoc_id = 0;
 
@@ -2263,7 +2261,7 @@ il4965_config_ap(struct il_priv *il)
 		il4965_send_beacon_cmd(il);
 		/* restore RXON assoc */
 		il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
-		il_commit_rxon(il, ctx);
+		il_commit_rxon(il);
 	}
 	il4965_send_beacon_cmd(il);
 }
diff --git a/drivers/net/wireless/iwlegacy/4965.h b/drivers/net/wireless/iwlegacy/4965.h
index f280e01..6789960 100644
--- a/drivers/net/wireless/iwlegacy/4965.h
+++ b/drivers/net/wireless/iwlegacy/4965.h
@@ -48,7 +48,7 @@ void il4965_free_tfds_in_queue(struct il_priv *il, int sta_id, int tid,
 			       int freed);
 
 /* RXON */
-void il4965_set_rxon_chain(struct il_priv *il, struct il_rxon_context *ctx);
+void il4965_set_rxon_chain(struct il_priv *il);
 
 /* uCode */
 int il4965_verify_ucode(struct il_priv *il);
@@ -134,21 +134,18 @@ il4965_get_tx_fail_reason(u32 status)
 #endif
 
 /* station management */
-int il4965_alloc_bcast_station(struct il_priv *il, struct il_rxon_context *ctx);
-int il4965_add_bssid_station(struct il_priv *il, struct il_rxon_context *ctx,
-			     const u8 *addr, u8 *sta_id_r);
+int il4965_alloc_bcast_station(struct il_priv *il);
+int il4965_add_bssid_station(struct il_priv *il, const u8 *addr, u8 *sta_id_r);
 int il4965_remove_default_wep_key(struct il_priv *il,
-				  struct il_rxon_context *ctx,
 				  struct ieee80211_key_conf *key);
-int il4965_set_default_wep_key(struct il_priv *il, struct il_rxon_context *ctx,
+int il4965_set_default_wep_key(struct il_priv *il,
 			       struct ieee80211_key_conf *key);
-int il4965_restore_default_wep_keys(struct il_priv *il,
-				    struct il_rxon_context *ctx);
-int il4965_set_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
+int il4965_restore_default_wep_keys(struct il_priv *il);
+int il4965_set_dynamic_key(struct il_priv *il,
 			   struct ieee80211_key_conf *key, u8 sta_id);
-int il4965_remove_dynamic_key(struct il_priv *il, struct il_rxon_context *ctx,
+int il4965_remove_dynamic_key(struct il_priv *il,
 			      struct ieee80211_key_conf *key, u8 sta_id);
-void il4965_update_tkip_key(struct il_priv *il, struct il_rxon_context *ctx,
+void il4965_update_tkip_key(struct il_priv *il,
 			    struct ieee80211_key_conf *keyconf,
 			    struct ieee80211_sta *sta, u32 iv32,
 			    u16 *phase1key);
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index ea2fa97..bee11a3 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -1442,7 +1442,6 @@ u16
 il_get_passive_dwell_time(struct il_priv *il, enum ieee80211_band band,
 			  struct ieee80211_vif *vif)
 {
-	struct il_rxon_context *ctx = &il->ctx;
 	u16 value;
 
 	u16 passive =
@@ -1457,7 +1456,7 @@ il_get_passive_dwell_time(struct il_priv *il, enum ieee80211_band band,
 		 * dwell time to be 98% of the smallest beacon interval
 		 * (minus 2 * channel tune time)
 		 */
-		value = ctx->vif ? ctx->vif->bss_conf.beacon_int : 0;
+		value = il->vif ? il->vif->bss_conf.beacon_int : 0;
 		if (value > IL_PASSIVE_DWELL_BASE || !value)
 			value = IL_PASSIVE_DWELL_BASE;
 		value = (value * 98) / 100 - IL_CHANNEL_TUNE_TIME * 2;
@@ -1832,8 +1831,7 @@ il_send_add_sta(struct il_priv *il, struct il_addsta_cmd *sta, u8 flags)
 EXPORT_SYMBOL(il_send_add_sta);
 
 static void
-il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta,
-		      struct il_rxon_context *ctx)
+il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta)
 {
 	struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->ht_cap;
 	__le32 sta_flags;
@@ -1874,7 +1872,7 @@ il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta,
 	    cpu_to_le32((u32) sta_ht_inf->
 			ampdu_density << STA_FLG_AGG_MPDU_DENSITY_POS);
 
-	if (il_is_ht40_tx_allowed(il, ctx, &sta->ht_cap))
+	if (il_is_ht40_tx_allowed(il, &sta->ht_cap))
 		sta_flags |= STA_FLG_HT40_EN_MSK;
 	else
 		sta_flags &= ~STA_FLG_HT40_EN_MSK;
@@ -1890,8 +1888,8 @@ done:
  * should be called with sta_lock held
  */
 u8
-il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
-		const u8 *addr, bool is_ap, struct ieee80211_sta *sta)
+il_prep_station(struct il_priv *il, const u8 *addr, bool is_ap,
+		struct ieee80211_sta *sta)
 {
 	struct il_station_entry *station;
 	int i;
@@ -1952,19 +1950,12 @@ il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
 	station->sta.sta.sta_id = sta_id;
 	station->sta.station_flags = 0;
 
-	if (sta) {
-		struct il_station_priv_common *sta_priv;
-
-		sta_priv = (void *)sta->drv_priv;
-		sta_priv->ctx = ctx;
-	}
-
 	/*
 	 * OK to call unconditionally, since local stations (IBSS BSSID
 	 * STA and broadcast STA) pass in a NULL sta, and mac80211
 	 * doesn't allow HT IBSS.
 	 */
-	il_set_ht_add_station(il, sta_id, sta, ctx);
+	il_set_ht_add_station(il, sta_id, sta);
 
 	/* 3945 only */
 	rate = (il->band == IEEE80211_BAND_5GHZ) ? RATE_6M_PLCP : RATE_1M_PLCP;
@@ -1982,9 +1973,8 @@ EXPORT_SYMBOL_GPL(il_prep_station);
  * il_add_station_common -
  */
 int
-il_add_station_common(struct il_priv *il, struct il_rxon_context *ctx,
-		      const u8 *addr, bool is_ap, struct ieee80211_sta *sta,
-		      u8 *sta_id_r)
+il_add_station_common(struct il_priv *il, const u8 *addr, bool is_ap,
+		      struct ieee80211_sta *sta, u8 *sta_id_r)
 {
 	unsigned long flags_spin;
 	int ret = 0;
@@ -1993,7 +1983,7 @@ il_add_station_common(struct il_priv *il, struct il_rxon_context *ctx,
 
 	*sta_id_r = 0;
 	spin_lock_irqsave(&il->sta_lock, flags_spin);
-	sta_id = il_prep_station(il, ctx, addr, is_ap, sta);
+	sta_id = il_prep_station(il, addr, is_ap, sta);
 	if (sta_id == IL_INVALID_STATION) {
 		IL_ERR("Unable to prepare station %pM for addition\n", addr);
 		spin_unlock_irqrestore(&il->sta_lock, flags_spin);
@@ -2180,7 +2170,7 @@ EXPORT_SYMBOL_GPL(il_remove_station);
  * the ucode, e.g. unassociated RXON.
  */
 void
-il_clear_ucode_stations(struct il_priv *il, struct il_rxon_context *ctx)
+il_clear_ucode_stations(struct il_priv *il)
 {
 	int i;
 	unsigned long flags_spin;
@@ -2212,7 +2202,7 @@ EXPORT_SYMBOL(il_clear_ucode_stations);
  * Function sleeps.
  */
 void
-il_restore_stations(struct il_priv *il, struct il_rxon_context *ctx)
+il_restore_stations(struct il_priv *il)
 {
 	struct il_addsta_cmd sta_cmd;
 	struct il_link_quality_cmd lq;
@@ -2267,7 +2257,7 @@ il_restore_stations(struct il_priv *il, struct il_rxon_context *ctx)
 			 * current LQ command
 			 */
 			if (send_lq)
-				il_send_lq_cmd(il, ctx, &lq, CMD_SYNC, true);
+				il_send_lq_cmd(il, &lq, CMD_SYNC, true);
 			spin_lock_irqsave(&il->sta_lock, flags_spin);
 			il->stations[i].used &= ~IL_STA_UCODE_INPROGRESS;
 		}
@@ -2347,8 +2337,7 @@ il_dump_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq)
  * RXON flags are updated and when LQ command is updated.
  */
 static bool
-il_is_lq_table_valid(struct il_priv *il, struct il_rxon_context *ctx,
-		     struct il_link_quality_cmd *lq)
+il_is_lq_table_valid(struct il_priv *il, struct il_link_quality_cmd *lq)
 {
 	int i;
 
@@ -2376,8 +2365,8 @@ il_is_lq_table_valid(struct il_priv *il, struct il_rxon_context *ctx,
  * progress.
  */
 int
-il_send_lq_cmd(struct il_priv *il, struct il_rxon_context *ctx,
-	       struct il_link_quality_cmd *lq, u8 flags, bool init)
+il_send_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq,
+	       u8 flags, bool init)
 {
 	int ret = 0;
 	unsigned long flags_spin;
@@ -2402,7 +2391,7 @@ il_send_lq_cmd(struct il_priv *il, struct il_rxon_context *ctx,
 	il_dump_lq_cmd(il, lq);
 	BUG_ON(init && (cmd.flags & CMD_ASYNC));
 
-	if (il_is_lq_table_valid(il, ctx, lq))
+	if (il_is_lq_table_valid(il, lq))
 		ret = il_send_cmd(il, &cmd);
 	else
 		ret = -EINVAL;
@@ -3556,8 +3545,7 @@ il_is_channel_extension(struct il_priv *il, enum ieee80211_band band,
 }
 
 bool
-il_is_ht40_tx_allowed(struct il_priv *il, struct il_rxon_context *ctx,
-		      struct ieee80211_sta_ht_cap *ht_cap)
+il_is_ht40_tx_allowed(struct il_priv *il, struct ieee80211_sta_ht_cap *ht_cap)
 {
 	if (!il->ht.enabled || !il->ht.is_40mhz)
 		return false;
@@ -3615,13 +3603,13 @@ il_adjust_beacon_interval(u16 beacon_val, u16 max_beacon_val)
 }
 
 int
-il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx)
+il_send_rxon_timing(struct il_priv *il)
 {
 	u64 tsf;
 	s32 interval_tm, rem;
 	struct ieee80211_conf *conf = NULL;
 	u16 beacon_int;
-	struct ieee80211_vif *vif = ctx->vif;
+	struct ieee80211_vif *vif = il->vif;
 
 	conf = &il->hw->conf;
 
@@ -3664,8 +3652,7 @@ il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx)
 EXPORT_SYMBOL(il_send_rxon_timing);
 
 void
-il_set_rxon_hwcrypto(struct il_priv *il, struct il_rxon_context *ctx,
-		     int hw_decrypt)
+il_set_rxon_hwcrypto(struct il_priv *il, int hw_decrypt)
 {
 	struct il_rxon_cmd *rxon = &il->staging;
 
@@ -3679,7 +3666,7 @@ EXPORT_SYMBOL(il_set_rxon_hwcrypto);
 
 /* validate RXON structure is valid */
 int
-il_check_rxon_cmd(struct il_priv *il, struct il_rxon_context *ctx)
+il_check_rxon_cmd(struct il_priv *il)
 {
 	struct il_rxon_cmd *rxon = &il->staging;
 	bool error = false;
@@ -3759,7 +3746,7 @@ EXPORT_SYMBOL(il_check_rxon_cmd);
  * a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
  */
 int
-il_full_rxon_required(struct il_priv *il, struct il_rxon_context *ctx)
+il_full_rxon_required(struct il_priv *il)
 {
 	const struct il_rxon_cmd *staging = &il->staging;
 	const struct il_rxon_cmd *active = &il->active;
@@ -3813,7 +3800,7 @@ il_full_rxon_required(struct il_priv *il, struct il_rxon_context *ctx)
 EXPORT_SYMBOL(il_full_rxon_required);
 
 u8
-il_get_lowest_plcp(struct il_priv *il, struct il_rxon_context *ctx)
+il_get_lowest_plcp(struct il_priv *il)
 {
 	/*
 	 * Assign the lowest rate -- should really get this from
@@ -3827,8 +3814,7 @@ il_get_lowest_plcp(struct il_priv *il, struct il_rxon_context *ctx)
 EXPORT_SYMBOL(il_get_lowest_plcp);
 
 static void
-_il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
-		struct il_rxon_context *ctx)
+_il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf)
 {
 	struct il_rxon_cmd *rxon = &il->staging;
 
@@ -3848,7 +3834,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 	/* clear the HT channel mode before set the mode */
 	rxon->flags &=
 	    ~(RXON_FLG_CHANNEL_MODE_MSK | RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
-	if (il_is_ht40_tx_allowed(il, ctx, NULL)) {
+	if (il_is_ht40_tx_allowed(il, NULL)) {
 		/* pure ht40 */
 		if (il->ht.protection == IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
 			rxon->flags |= RXON_FLG_CHANNEL_MODE_PURE_40;
@@ -3886,7 +3872,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 	}
 
 	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+		il->cfg->ops->hcmd->set_rxon_chain(il);
 
 	D_ASSOC("rxon flags 0x%X operation mode :0x%X "
 		"extension channel offset 0x%x\n", le32_to_cpu(rxon->flags),
@@ -3896,7 +3882,7 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf,
 void
 il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf)
 {
-	_il_set_rxon_ht(il, ht_conf, &il->ctx);
+	_il_set_rxon_ht(il, ht_conf);
 }
 EXPORT_SYMBOL(il_set_rxon_ht);
 
@@ -3939,8 +3925,7 @@ EXPORT_SYMBOL(il_get_single_channel_number);
  * in the staging RXON flag structure based on the ch->band
  */
 int
-il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch,
-		    struct il_rxon_context *ctx)
+il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch)
 {
 	enum ieee80211_band band = ch->band;
 	u16 channel = ch->hw_value;
@@ -3963,8 +3948,8 @@ il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch,
 EXPORT_SYMBOL(il_set_rxon_channel);
 
 void
-il_set_flags_for_band(struct il_priv *il, struct il_rxon_context *ctx,
-		      enum ieee80211_band band, struct ieee80211_vif *vif)
+il_set_flags_for_band(struct il_priv *il, enum ieee80211_band band,
+		      struct ieee80211_vif *vif)
 {
 	if (band == IEEE80211_BAND_5GHZ) {
 		il->staging.flags &=
@@ -3989,35 +3974,26 @@ EXPORT_SYMBOL(il_set_flags_for_band);
  * initialize rxon structure with default values from eeprom
  */
 void
-il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
+il_connection_init_rx_config(struct il_priv *il)
 {
 	const struct il_channel_info *ch_info;
 
 	memset(&il->staging, 0, sizeof(il->staging));
 
-	if (!ctx->vif) {
+	if (!il->vif) {
 		il->staging.dev_type = RXON_DEV_TYPE_ESS;
-	} else
-		switch (ctx->vif->type) {
-
-		case NL80211_IFTYPE_STATION:
-			il->staging.dev_type = RXON_DEV_TYPE_ESS;
-			il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
-			break;
-
-		case NL80211_IFTYPE_ADHOC:
-			il->staging.dev_type = RXON_DEV_TYPE_IBSS;
-			il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
-			il->staging.filter_flags =
-			    RXON_FILTER_BCON_AWARE_MSK |
-			    RXON_FILTER_ACCEPT_GRP_MSK;
-			break;
-
-		default:
-			IL_ERR("Unsupported interface type %d\n",
-			       ctx->vif->type);
-			break;
-		}
+	} else if (il->vif->type == NL80211_IFTYPE_STATION) {
+		il->staging.dev_type = RXON_DEV_TYPE_ESS;
+		il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
+	} else if (il->vif->type == NL80211_IFTYPE_ADHOC) {
+		il->staging.dev_type = RXON_DEV_TYPE_IBSS;
+		il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
+		il->staging.filter_flags =
+		    RXON_FILTER_BCON_AWARE_MSK | RXON_FILTER_ACCEPT_GRP_MSK;
+	} else {
+		IL_ERR("Unsupported interface type %d\n", il->vif->type);
+		return;
+	}
 
 #if 0
 	/* TODO:  Figure out when short_preamble would be set and cache from
@@ -4037,7 +4013,7 @@ il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
 	il->staging.channel = cpu_to_le16(ch_info->channel);
 	il->band = ch_info->band;
 
-	il_set_flags_for_band(il, ctx, il->band, ctx->vif);
+	il_set_flags_for_band(il, il->band, il->vif);
 
 	il->staging.ofdm_basic_rates =
 	    (IL_OFDM_RATES_MASK >> IL_FIRST_OFDM_RATE) & 0xFF;
@@ -4047,8 +4023,8 @@ il_connection_init_rx_config(struct il_priv *il, struct il_rxon_context *ctx)
 	/* clear both MIX and PURE40 mode flag */
 	il->staging.flags &=
 	    ~(RXON_FLG_CHANNEL_MODE_MIXED | RXON_FLG_CHANNEL_MODE_PURE_40);
-	if (ctx->vif)
-		memcpy(il->staging.node_addr, ctx->vif->addr, ETH_ALEN);
+	if (il->vif)
+		memcpy(il->staging.node_addr, il->vif->addr, ETH_ALEN);
 
 	il->staging.ofdm_ht_single_stream_basic_rates = 0xff;
 	il->staging.ofdm_ht_dual_stream_basic_rates = 0xff;
@@ -4089,13 +4065,11 @@ EXPORT_SYMBOL(il_set_rate);
 void
 il_chswitch_done(struct il_priv *il, bool is_success)
 {
-	struct il_rxon_context *ctx = &il->ctx;
-
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		return;
 
 	if (test_and_clear_bit(S_CHANNEL_SWITCH_PENDING, &il->status))
-		ieee80211_chswitch_done(ctx->vif, is_success);
+		ieee80211_chswitch_done(il->vif, is_success);
 }
 EXPORT_SYMBOL(il_chswitch_done);
 
@@ -4124,7 +4098,7 @@ EXPORT_SYMBOL(il_hdl_csa);
 
 #ifdef CONFIG_IWLEGACY_DEBUG
 void
-il_print_rx_config_cmd(struct il_priv *il, struct il_rxon_context *ctx)
+il_print_rx_config_cmd(struct il_priv *il)
 {
 	struct il_rxon_cmd *rxon = &il->staging;
 
@@ -4161,7 +4135,7 @@ il_irq_handle_error(struct il_priv *il)
 		il->cfg->ops->lib->dump_fh(il, NULL, false);
 #ifdef CONFIG_IWLEGACY_DEBUG
 	if (il_get_debug_level(il) & IL_DL_FW_ERRORS)
-		il_print_rx_config_cmd(il, &il->ctx);
+		il_print_rx_config_cmd(il);
 #endif
 
 	wake_up(&il->wait_command_queue);
@@ -4523,21 +4497,20 @@ il_mac_tx_last_beacon(struct ieee80211_hw *hw)
 EXPORT_SYMBOL_GPL(il_mac_tx_last_beacon);
 
 static int
-il_set_mode(struct il_priv *il, struct il_rxon_context *ctx)
+il_set_mode(struct il_priv *il)
 {
-	il_connection_init_rx_config(il, ctx);
+	il_connection_init_rx_config(il);
 
 	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+		il->cfg->ops->hcmd->set_rxon_chain(il);
 
-	return il_commit_rxon(il, ctx);
+	return il_commit_rxon(il);
 }
 
 int
 il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct il_priv *il = hw->priv;
-	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 	int err;
 
 	D_MAC80211("enter: type %d, addr %pM\n", vif->type, vif->addr);
@@ -4550,18 +4523,17 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 		goto out;
 	}
 
-	if (il->ctx.vif) {
+	if (il->vif) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}
 
-	vif_priv->ctx = &il->ctx;
-	il->ctx.vif = vif;
+	il->vif = vif;
 	il->iw_mode = vif->type;
 
-	err = il_set_mode(il, &il->ctx);
+	err = il_set_mode(il);
 	if (err) {
-		il->ctx.vif = NULL;
+		il->vif = NULL;
 		il->iw_mode = NL80211_IFTYPE_STATION;
 	}
 
@@ -4577,8 +4549,6 @@ static void
 il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
 		      bool mode_change)
 {
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
-
 	lockdep_assert_held(&il->mutex);
 
 	if (il->scan_vif == vif) {
@@ -4587,7 +4557,7 @@ il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
 	}
 
 	if (!mode_change)
-		il_set_mode(il, ctx);
+		il_set_mode(il);
 
 }
 
@@ -4595,14 +4565,13 @@ void
 il_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct il_priv *il = hw->priv;
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
 
 	D_MAC80211("enter\n");
 
 	mutex_lock(&il->mutex);
 
-	WARN_ON(ctx->vif != vif);
-	ctx->vif = NULL;
+	WARN_ON(il->vif != vif);
+	il->vif = NULL;
 
 	il_teardown_interface(il, vif, false);
 
@@ -4941,7 +4910,6 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			enum nl80211_iftype newtype, bool newp2p)
 {
 	struct il_priv *il = hw->priv;
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
 	int err;
 
 	if (newp2p)
@@ -4949,7 +4917,7 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 	mutex_lock(&il->mutex);
 
-	if (!ctx->vif || !il_is_ready_rf(il)) {
+	if (!il->vif || !il_is_ready_rf(il)) {
 		/*
 		 * Huh? But wait ... this can maybe happen when
 		 * we're in the middle of a firmware restart!
@@ -4962,7 +4930,7 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	il_teardown_interface(il, vif, true);
 	vif->type = newtype;
 	vif->p2p = false;
-	err = il_set_mode(il, ctx);
+	err = il_set_mode(il);
 	WARN_ON(err);
 	/*
 	 * We've switched internally, but submitting to the
@@ -5194,7 +5162,7 @@ EXPORT_SYMBOL(il_pm_ops);
 #endif /* CONFIG_PM */
 
 static void
-il_update_qos(struct il_priv *il, struct il_rxon_context *ctx)
+il_update_qos(struct il_priv *il)
 {
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		return;
@@ -5226,7 +5194,6 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 	struct ieee80211_conf *conf = &hw->conf;
 	struct ieee80211_channel *channel = conf->channel;
 	struct il_ht_config *ht_conf = &il->current_ht_config;
-	struct il_rxon_context *ctx = &il->ctx;
 	unsigned long flags = 0;
 	int ret = 0;
 	u16 ch;
@@ -5259,7 +5226,7 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 		 * configured.
 		 */
 		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il, &il->ctx);
+			il->cfg->ops->hcmd->set_rxon_chain(il);
 	}
 
 	/* during scanning mac80211 will delay channel setting until
@@ -5321,10 +5288,10 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 		if ((le16_to_cpu(il->staging.channel) != ch))
 			il->staging.flags = 0;
 
-		il_set_rxon_channel(il, channel, ctx);
+		il_set_rxon_channel(il, channel);
 		il_set_rxon_ht(il, ht_conf);
 
-		il_set_flags_for_band(il, ctx, channel->band, ctx->vif);
+		il_set_flags_for_band(il, channel->band, il->vif);
 
 		spin_unlock_irqrestore(&il->lock, flags);
 
@@ -5360,11 +5327,11 @@ set_ch_out:
 		goto out;
 
 	if (memcmp(&il->active, &il->staging, sizeof(il->staging)))
-		il_commit_rxon(il, ctx);
+		il_commit_rxon(il);
 	else
 		D_INFO("Not re-sending same RXON configuration.\n");
 	if (ht_changed)
-		il_update_qos(il, ctx);
+		il_update_qos(il);
 
 out:
 	D_MAC80211("leave\n");
@@ -5378,7 +5345,6 @@ il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct il_priv *il = hw->priv;
 	unsigned long flags;
-	struct il_rxon_context *ctx = &il->ctx;
 
 	if (WARN_ON(!il->cfg->ops->legacy))
 		return;
@@ -5413,7 +5379,7 @@ il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	 * clear RXON_FILTER_ASSOC_MSK bit
 	 */
 	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-	il_commit_rxon(il, ctx);
+	il_commit_rxon(il);
 
 	il_set_rate(il);
 
@@ -5486,8 +5452,6 @@ il_ht_conf(struct il_priv *il, struct ieee80211_vif *vif)
 static inline void
 il_set_no_assoc(struct il_priv *il, struct ieee80211_vif *vif)
 {
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
-
 	/*
 	 * inform the ucode that there is no longer an
 	 * association and that no more packets should be
@@ -5495,7 +5459,7 @@ il_set_no_assoc(struct il_priv *il, struct ieee80211_vif *vif)
 	 */
 	il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
 	il->staging.assoc_id = 0;
-	il_commit_rxon(il, ctx);
+	il_commit_rxon(il);
 }
 
 static void
@@ -5513,8 +5477,8 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 
 	lockdep_assert_held(&il->mutex);
 
-	if (!il->beacon_ctx) {
-		IL_ERR("update beacon but no beacon context!\n");
+	if (!il->beacon_enabled) {
+		IL_ERR("update beacon with no beaconing enabled\n");
 		dev_kfree_skb(skb);
 		return;
 	}
@@ -5545,7 +5509,6 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			struct ieee80211_bss_conf *bss_conf, u32 changes)
 {
 	struct il_priv *il = hw->priv;
-	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
 	int ret;
 
 	if (WARN_ON(!il->cfg->ops->legacy))
@@ -5565,20 +5528,16 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 		spin_lock_irqsave(&il->lock, flags);
 		il->qos_data.qos_active = bss_conf->qos;
-		il_update_qos(il, ctx);
+		il_update_qos(il);
 		spin_unlock_irqrestore(&il->lock, flags);
 	}
 
 	if (changes & BSS_CHANGED_BEACON_ENABLED) {
-		/*
-		 * the add_interface code must make sure we only ever
-		 * have a single interface that could be beaconing at
-		 * any time.
-		 */
+		/* FIXME: can we remove beacon_enabled ? */
 		if (vif->bss_conf.enable_beacon)
-			il->beacon_ctx = ctx;
+			il->beacon_enabled = true;
 		else
-			il->beacon_ctx = NULL;
+			il->beacon_enabled = false;
 	}
 
 	if (changes & BSS_CHANGED_BSSID) {
@@ -5658,7 +5617,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		il_ht_conf(il, vif);
 
 		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il, ctx);
+			il->cfg->ops->hcmd->set_rxon_chain(il);
 	}
 
 	if (changes & BSS_CHANGED_ASSOC) {
@@ -5674,7 +5633,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 	if (changes && il_is_associated(il) && bss_conf->aid) {
 		D_MAC80211("Changes (%#x) while associated\n", changes);
-		ret = il_send_rxon_assoc(il, ctx);
+		ret = il_send_rxon_assoc(il);
 		if (!ret) {
 			/* Sync active_rxon with latest change. */
 			memcpy((void *)&il->active, &il->staging,
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 51c1eec..746eec0 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -146,7 +146,6 @@ struct il_queue {
 /* One for each TFD */
 struct il_tx_info {
 	struct sk_buff *skb;
-	struct il_rxon_context *ctx;
 };
 
 /**
@@ -741,7 +740,6 @@ struct il_station_entry {
 };
 
 struct il_station_priv_common {
-	struct il_rxon_context *ctx;
 	u8 sta_id;
 };
 
@@ -752,7 +750,6 @@ struct il_station_priv_common {
  * space for us to put data into.
  */
 struct il_vif_priv {
-	struct il_rxon_context *ctx;
 	u8 ibss_bssid_sta_id;
 };
 
@@ -1257,7 +1254,7 @@ struct il_priv {
 	u8 ucode_write_complete;	/* the image write is complete */
 	char firmware_name[25];
 
-	struct il_rxon_context ctx;
+	struct ieee80211_vif *vif;
 
 	struct il_qos_info qos_data;
 
@@ -1426,7 +1423,7 @@ struct il_priv {
 	struct work_struct rx_replenish;
 	struct work_struct abort_scan;
 
-	struct il_rxon_context *beacon_ctx;
+	bool beacon_enabled;
 	struct sk_buff *beacon_skb;
 
 	struct work_struct tx_flush;
@@ -1493,17 +1490,6 @@ il_tx_queue_get_hdr(struct il_priv *il, int txq_id, int idx)
 	return NULL;
 }
 
-static inline struct il_rxon_context *
-il_rxon_ctx_from_vif(struct ieee80211_vif *vif)
-{
-	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
-
-	return vif_priv->ctx;
-}
-
-#define for_each_context(il, _ctx) \
-	for (_ctx = &il->ctx; _ctx == &il->ctx; _ctx++)
-
 static inline int
 il_is_associated(struct il_priv *il)
 {
@@ -1585,10 +1571,9 @@ il_free_pages(struct il_priv *il, unsigned long page)
 #define IL_RX_BUF_SIZE_8K (8 * 1024)
 
 struct il_hcmd_ops {
-	int (*rxon_assoc) (struct il_priv *il, struct il_rxon_context *ctx);
-	int (*commit_rxon) (struct il_priv *il, struct il_rxon_context *ctx);
-	void (*set_rxon_chain) (struct il_priv *il,
-				struct il_rxon_context *ctx);
+	int (*rxon_assoc) (struct il_priv *il);
+	int (*commit_rxon) (struct il_priv *il);
+	void (*set_rxon_chain) (struct il_priv *il);
 };
 
 struct il_hcmd_utils_ops {
@@ -1811,20 +1796,17 @@ int il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		   u16 queue, const struct ieee80211_tx_queue_params *params);
 int il_mac_tx_last_beacon(struct ieee80211_hw *hw);
 
-void il_set_rxon_hwcrypto(struct il_priv *il, struct il_rxon_context *ctx,
-			  int hw_decrypt);
-int il_check_rxon_cmd(struct il_priv *il, struct il_rxon_context *ctx);
-int il_full_rxon_required(struct il_priv *il, struct il_rxon_context *ctx);
-int il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch,
-			struct il_rxon_context *ctx);
-void il_set_flags_for_band(struct il_priv *il, struct il_rxon_context *ctx,
-			   enum ieee80211_band band, struct ieee80211_vif *vif);
+void il_set_rxon_hwcrypto(struct il_priv *il, int hw_decrypt);
+int il_check_rxon_cmd(struct il_priv *il);
+int il_full_rxon_required(struct il_priv *il);
+int il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch);
+void il_set_flags_for_band(struct il_priv *il, enum ieee80211_band band,
+			   struct ieee80211_vif *vif);
 u8 il_get_single_channel_number(struct il_priv *il, enum ieee80211_band band);
 void il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf);
-bool il_is_ht40_tx_allowed(struct il_priv *il, struct il_rxon_context *ctx,
+bool il_is_ht40_tx_allowed(struct il_priv *il,
 			   struct ieee80211_sta_ht_cap *ht_cap);
-void il_connection_init_rx_config(struct il_priv *il,
-				  struct il_rxon_context *ctx);
+void il_connection_init_rx_config(struct il_priv *il);
 void il_set_rate(struct il_priv *il);
 int il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr,
 			  u32 decrypt_res, struct ieee80211_rx_status *stats);
@@ -1927,7 +1909,7 @@ int il_set_tx_power(struct il_priv *il, s8 tx_power, bool force);
  * Rate
  ******************************************************************************/
 
-u8 il_get_lowest_plcp(struct il_priv *il, struct il_rxon_context *ctx);
+u8 il_get_lowest_plcp(struct il_priv *il);
 
 /*******************************************************************************
  * Scanning
@@ -2014,10 +1996,10 @@ extern const struct dev_pm_ops il_pm_ops;
 ******************************************************/
 void il4965_dump_nic_error_log(struct il_priv *il);
 #ifdef CONFIG_IWLEGACY_DEBUG
-void il_print_rx_config_cmd(struct il_priv *il, struct il_rxon_context *ctx);
+void il_print_rx_config_cmd(struct il_priv *il);
 #else
 static inline void
-il_print_rx_config_cmd(struct il_priv *il, struct il_rxon_context *ctx)
+il_print_rx_config_cmd(struct il_priv *il)
 {
 }
 #endif
@@ -2106,17 +2088,18 @@ extern int il_send_stats_request(struct il_priv *il, u8 flags, bool clear);
 void il_apm_stop(struct il_priv *il);
 int il_apm_init(struct il_priv *il);
 
-int il_send_rxon_timing(struct il_priv *il, struct il_rxon_context *ctx);
+int il_send_rxon_timing(struct il_priv *il);
+
 static inline int
-il_send_rxon_assoc(struct il_priv *il, struct il_rxon_context *ctx)
+il_send_rxon_assoc(struct il_priv *il)
 {
-	return il->cfg->ops->hcmd->rxon_assoc(il, ctx);
+	return il->cfg->ops->hcmd->rxon_assoc(il);
 }
 
 static inline int
-il_commit_rxon(struct il_priv *il, struct il_rxon_context *ctx)
+il_commit_rxon(struct il_priv *il)
 {
-	return il->cfg->ops->hcmd->commit_rxon(il, ctx);
+	return il->cfg->ops->hcmd->commit_rxon(il);
 }
 
 static inline const struct ieee80211_supported_band *
@@ -2274,23 +2257,22 @@ il_clear_bits_prph(struct il_priv *il, u32 reg, u32 mask)
 				   (this is for the IBSS BSSID stations) */
 #define IL_STA_BCAST BIT(4)	/* this station is the special bcast station */
 
-void il_restore_stations(struct il_priv *il, struct il_rxon_context *ctx);
-void il_clear_ucode_stations(struct il_priv *il, struct il_rxon_context *ctx);
+void il_restore_stations(struct il_priv *il);
+void il_clear_ucode_stations(struct il_priv *il);
 void il_dealloc_bcast_stations(struct il_priv *il);
 int il_get_free_ucode_key_idx(struct il_priv *il);
 int il_send_add_sta(struct il_priv *il, struct il_addsta_cmd *sta, u8 flags);
-int il_add_station_common(struct il_priv *il, struct il_rxon_context *ctx,
-			  const u8 *addr, bool is_ap,
+int il_add_station_common(struct il_priv *il, const u8 *addr, bool is_ap,
 			  struct ieee80211_sta *sta, u8 *sta_id_r);
 int il_remove_station(struct il_priv *il, const u8 sta_id, const u8 * addr);
 int il_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		      struct ieee80211_sta *sta);
 
-u8 il_prep_station(struct il_priv *il, struct il_rxon_context *ctx,
-		   const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
+u8 il_prep_station(struct il_priv *il, const u8 *addr, bool is_ap,
+		   struct ieee80211_sta *sta);
 
-int il_send_lq_cmd(struct il_priv *il, struct il_rxon_context *ctx,
-		   struct il_link_quality_cmd *lq, u8 flags, bool init);
+int il_send_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq,
+		   u8 flags, bool init);
 
 /**
  * il_clear_driver_stations - clear knowledge of all stations from driver
@@ -2334,8 +2316,7 @@ il_sta_id(struct ieee80211_sta *sta)
  * inline wraps that pattern.
  */
 static inline int
-il_sta_id_or_broadcast(struct il_priv *il, struct il_rxon_context *context,
-		       struct ieee80211_sta *sta)
+il_sta_id_or_broadcast(struct il_priv *il, struct ieee80211_sta *sta)
 {
 	int sta_id;
 
-- 
1.7.1

[PATCH 22/25] iwlegacy: move ops out of config

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c   |   22 +++---
 drivers/net/wireless/iwlegacy/3945.c       |   13 +--
 drivers/net/wireless/iwlegacy/3945.h       |    4 +-
 drivers/net/wireless/iwlegacy/4965-calib.c |    4 +-
 drivers/net/wireless/iwlegacy/4965-mac.c   |   78 ++++++++++++-------
 drivers/net/wireless/iwlegacy/4965.c       |   34 +-------
 drivers/net/wireless/iwlegacy/4965.h       |    3 +-
 drivers/net/wireless/iwlegacy/common.c     |  115 +++++++++++-----------------
 drivers/net/wireless/iwlegacy/common.h     |    8 +-
 drivers/net/wireless/iwlegacy/debug.c      |   13 +--
 10 files changed, 127 insertions(+), 167 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index b2e04c5..40ce692 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -618,8 +618,7 @@ il3945_tx_skb(struct il_priv *il, struct sk_buff *skb)
 
 	/* Add buffer containing Tx command and MAC(!) header to TFD's
 	 * first entry */
-	il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, txcmd_phys, len, 1,
-						 0);
+	il->ops->lib->txq_attach_buf_to_tfd(il, txq, txcmd_phys, len, 1, 0);
 
 	/* Set up TFD's 2nd entry to point directly to remainder of skb,
 	 * if any (802.11 null frames have no payload). */
@@ -628,8 +627,8 @@ il3945_tx_skb(struct il_priv *il, struct sk_buff *skb)
 		phys_addr =
 		    pci_map_single(il->pci_dev, skb->data + hdr_len, len,
 				   PCI_DMA_TODEVICE);
-		il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr,
-							 len, 0, U32_PAD(len));
+		il->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr, len, 0,
+						    U32_PAD(len));
 	}
 
 	/* Tell device the write idx *just past* this latest filled TFD */
@@ -2416,7 +2415,7 @@ __il3945_up(struct il_priv *il)
 		/* load bootstrap state machine,
 		 * load bootstrap program into processor's memory,
 		 * prepare to load the "initialize" uCode */
-		rc = il->cfg->ops->lib->load_ucode(il);
+		rc = il->ops->lib->load_ucode(il);
 
 		if (rc) {
 			IL_ERR("Unable to set up bootstrap uCode: %d\n", rc);
@@ -3458,7 +3457,7 @@ static struct attribute_group il3945_attribute_group = {
 	.attrs = il3945_sysfs_entries,
 };
 
-struct ieee80211_ops il3945_hw_ops = {
+struct ieee80211_ops il3945_mac_ops = {
 	.tx = il3945_mac_tx,
 	.start = il3945_mac_start,
 	.stop = il3945_mac_stop,
@@ -3599,15 +3598,13 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 * 1. Allocating HW data
 	 * ********************/
 
-	/* mac80211 allocates memory for this device instance, including
-	 *   space for this driver's ilate structure */
-	hw = il_alloc_all(cfg);
-	if (hw == NULL) {
-		pr_err("Can not allocate network device\n");
+	hw = ieee80211_alloc_hw(sizeof(struct il_priv), &il3945_mac_ops);
+	if (!hw) {
 		err = -ENOMEM;
 		goto out;
 	}
 	il = hw->priv;
+	il->hw = hw;
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
 	il->cmd_queue = IL39_CMD_QUEUE_NUM;
@@ -3618,11 +3615,12 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 */
 	if (il3945_mod_params.disable_hw_scan) {
 		D_INFO("Disabling hw_scan\n");
-		il3945_hw_ops.hw_scan = NULL;
+		il3945_mac_ops.hw_scan = NULL;
 	}
 
 	D_INFO("*** LOAD DRIVER ***\n");
 	il->cfg = cfg;
+	il->ops = &il3945_ops;
 	il->pci_dev = pdev;
 	il->inta_mask = CSR_INI_SET_MASK;
 
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 1e617c9..918cbef 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -303,7 +303,7 @@ il3945_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx)
 		tx_info = &txq->txb[txq->q.read_ptr];
 		ieee80211_tx_status_irqsafe(il->hw, tx_info->skb);
 		tx_info->skb = NULL;
-		il->cfg->ops->lib->txq_free_tfd(il, txq);
+		il->ops->lib->txq_free_tfd(il, txq);
 	}
 
 	if (il_queue_space(q) > q->low_mark && txq_id >= 0 &&
@@ -960,12 +960,12 @@ il3945_hw_nic_init(struct il_priv *il)
 	struct il_rx_queue *rxq = &il->rxq;
 
 	spin_lock_irqsave(&il->lock, flags);
-	il->cfg->ops->lib->apm_ops.init(il);
+	il->ops->lib->apm_ops.init(il);
 	spin_unlock_irqrestore(&il->lock, flags);
 
 	il3945_set_pwr_vmain(il);
 
-	il->cfg->ops->lib->apm_ops.config(il);
+	il->ops->lib->apm_ops.config(il);
 
 	/* Allocate the RX queue, or reset if it is already allocated */
 	if (!rxq->bd) {
@@ -1615,7 +1615,7 @@ il3945_hw_reg_comp_txpower_temp(struct il_priv *il)
 	}
 
 	/* send Txpower command for current channel to ucode */
-	return il->cfg->ops->lib->send_tx_power(il);
+	return il->ops->lib->send_tx_power(il);
 }
 
 int
@@ -2685,13 +2685,12 @@ static struct il_hcmd_utils_ops il3945_hcmd_utils = {
 	.post_scan = il3945_post_scan,
 };
 
-static const struct il_ops il3945_ops = {
+const struct il_ops il3945_ops = {
 	.lib = &il3945_lib,
 	.hcmd = &il3945_hcmd,
 	.utils = &il3945_hcmd_utils,
 	.led = &il3945_led_ops,
 	.legacy = &il3945_legacy_ops,
-	.ieee80211_ops = &il3945_hw_ops,
 };
 
 static struct il_base_params il3945_base_params = {
@@ -2711,7 +2710,6 @@ static struct il_cfg il3945_bg_cfg = {
 	.ucode_api_min = IL3945_UCODE_API_MIN,
 	.sku = IL_SKU_G,
 	.eeprom_ver = EEPROM_3945_EEPROM_VERSION,
-	.ops = &il3945_ops,
 	.mod_params = &il3945_mod_params,
 	.base_params = &il3945_base_params,
 	.led_mode = IL_LED_BLINK,
@@ -2724,7 +2722,6 @@ static struct il_cfg il3945_abg_cfg = {
 	.ucode_api_min = IL3945_UCODE_API_MIN,
 	.sku = IL_SKU_A | IL_SKU_G,
 	.eeprom_ver = EEPROM_3945_EEPROM_VERSION,
-	.ops = &il3945_ops,
 	.mod_params = &il3945_mod_params,
 	.base_params = &il3945_base_params,
 	.led_mode = IL_LED_BLINK,
diff --git a/drivers/net/wireless/iwlegacy/3945.h b/drivers/net/wireless/iwlegacy/3945.h
index 8bee127..c00a8d3 100644
--- a/drivers/net/wireless/iwlegacy/3945.h
+++ b/drivers/net/wireless/iwlegacy/3945.h
@@ -36,6 +36,8 @@ extern const struct pci_device_id il3945_hw_card_ids[];
 
 #include "common.h"
 
+extern const struct il_ops il3945_ops;
+
 /* Highest firmware API version supported */
 #define IL3945_UCODE_API_MAX 2
 
@@ -261,8 +263,6 @@ extern int il3945_commit_rxon(struct il_priv *il);
  */
 extern u8 il3945_hw_find_station(struct il_priv *il, const u8 * bssid);
 
-extern struct ieee80211_ops il3945_hw_ops;
-
 extern __le32 il3945_get_antenna_flags(const struct il_priv *il);
 extern int il3945_init_hw_rate_table(struct il_priv *il);
 extern void il3945_reg_txpower_periodic(struct il_priv *il);
diff --git a/drivers/net/wireless/iwlegacy/4965-calib.c b/drivers/net/wireless/iwlegacy/4965-calib.c
index f302a6a..bfb361d 100644
--- a/drivers/net/wireless/iwlegacy/4965-calib.c
+++ b/drivers/net/wireless/iwlegacy/4965-calib.c
@@ -923,8 +923,8 @@ il4965_chain_noise_calibration(struct il_priv *il, void *stat_resp)
 	/* Some power changes may have been made during the calibration.
 	 * Update and commit the RXON
 	 */
-	if (il->cfg->ops->lib->update_chain_flags)
-		il->cfg->ops->lib->update_chain_flags(il);
+	if (il->ops->lib->update_chain_flags)
+		il->ops->lib->update_chain_flags(il);
 
 	data->state = IL_CHAIN_NOISE_DONE;
 	il_power_update_mode(il, false);
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 4be53cc..2bf743f 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -201,7 +201,7 @@ il4965_hw_nic_init(struct il_priv *il)
 
 	/* nic_init */
 	spin_lock_irqsave(&il->lock, flags);
-	il->cfg->ops->lib->apm_ops.init(il);
+	il->ops->lib->apm_ops.init(il);
 
 	/* Set interrupt coalescing calibration timer to default (512 usecs) */
 	il_write8(il, CSR_INT_COALESCING, IL_HOST_INT_CALIB_TIMEOUT_DEF);
@@ -210,7 +210,7 @@ il4965_hw_nic_init(struct il_priv *il)
 
 	il4965_set_pwr_vmain(il);
 
-	il->cfg->ops->lib->apm_ops.config(il);
+	il->ops->lib->apm_ops.config(il);
 
 	/* Allocate the RX queue, or reset if it is already allocated */
 	if (!rxq->bd) {
@@ -1381,8 +1381,8 @@ il4965_hdl_stats(struct il_priv *il, struct il_rx_buf *rxb)
 		il4965_rx_calc_noise(il);
 		queue_work(il->workqueue, &il->run_time_calib_work);
 	}
-	if (il->cfg->ops->lib->temp_ops.temperature && change)
-		il->cfg->ops->lib->temp_ops.temperature(il);
+	if (il->ops->lib->temp_ops.temperature && change)
+		il->ops->lib->temp_ops.temperature(il);
 }
 
 void
@@ -1817,8 +1817,7 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 	dma_unmap_len_set(out_meta, len, firstlen);
 	/* Add buffer containing Tx command and MAC(!) header to TFD's
 	 * first entry */
-	il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen,
-						 1, 0);
+	il->ops->lib->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen, 1, 0);
 
 	if (!ieee80211_has_morefrags(hdr->frame_control)) {
 		txq->need_update = 1;
@@ -1834,8 +1833,8 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 		phys_addr =
 		    pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen,
 				   PCI_DMA_TODEVICE);
-		il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr,
-							 secondlen, 0, 0);
+		il->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr,
+						    secondlen, 0, 0);
 	}
 
 	scratch_phys =
@@ -1855,9 +1854,8 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 
 	/* Set up entry for this TFD in Tx byte-count array */
 	if (info->flags & IEEE80211_TX_CTL_AMPDU)
-		il->cfg->ops->lib->txq_update_byte_cnt_tbl(il, txq,
-							   le16_to_cpu(tx_cmd->
-								       len));
+		il->ops->lib->txq_update_byte_cnt_tbl(il, txq,
+						      le16_to_cpu(tx_cmd->len));
 
 	pci_dma_sync_single_for_device(il->pci_dev, txcmd_phys, firstlen,
 				       PCI_DMA_BIDIRECTIONAL);
@@ -2479,7 +2477,7 @@ il4965_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx)
 				 txq_id >= IL4965_FIRST_AMPDU_QUEUE);
 		tx_info->skb = NULL;
 
-		il->cfg->ops->lib->txq_free_tfd(il, txq);
+		il->ops->lib->txq_free_tfd(il, txq);
 	}
 	return nfreed;
 }
@@ -3357,8 +3355,8 @@ il4965_sta_modify_sleep_tx_count(struct il_priv *il, int sta_id, int cnt)
 void
 il4965_update_chain_flags(struct il_priv *il)
 {
-	if (il->cfg->ops->hcmd->set_rxon_chain) {
-		il->cfg->ops->hcmd->set_rxon_chain(il);
+	if (il->ops->hcmd->set_rxon_chain) {
+		il->ops->hcmd->set_rxon_chain(il);
 		if (il->active.rx_chain != il->staging.rx_chain)
 			il_commit_rxon(il);
 	}
@@ -3878,7 +3876,7 @@ il4965_setup_handlers(struct il_priv *il)
 	/* block ack */
 	il->handlers[N_COMPRESSED_BA] = il4965_hdl_compressed_ba;
 	/* Set up hardware specific Rx handlers */
-	il->cfg->ops->lib->handler_setup(il);
+	il->ops->lib->handler_setup(il);
 }
 
 /**
@@ -4780,7 +4778,7 @@ il4965_dump_nic_error_log(struct il_priv *il)
 	else
 		base = le32_to_cpu(il->card_alive.error_event_table_ptr);
 
-	if (!il->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
+	if (!il->ops->lib->is_valid_rtc_data_addr(base)) {
 		IL_ERR("Not valid error log pointer 0x%08X for %s uCode\n",
 		       base, (il->ucode_type == UCODE_INIT) ? "Init" : "RT");
 		return;
@@ -5009,8 +5007,8 @@ il4965_alive_start(struct il_priv *il)
 		/* Initialize our rx_config data */
 		il_connection_init_rx_config(il);
 
-		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il);
+		if (il->ops->hcmd->set_rxon_chain)
+			il->ops->hcmd->set_rxon_chain(il);
 	}
 
 	/* Configure bluetooth coexistence if enabled */
@@ -5282,7 +5280,7 @@ __il4965_up(struct il_priv *il)
 		/* load bootstrap state machine,
 		 * load bootstrap program into processor's memory,
 		 * prepare to load the "initialize" uCode */
-		ret = il->cfg->ops->lib->load_ucode(il);
+		ret = il->ops->lib->load_ucode(il);
 
 		if (ret) {
 			IL_ERR("Unable to set up bootstrap uCode: %d\n", ret);
@@ -5323,7 +5321,7 @@ il4965_bg_init_alive_start(struct work_struct *data)
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		goto out;
 
-	il->cfg->ops->lib->init_alive_start(il);
+	il->ops->lib->init_alive_start(il);
 out:
 	mutex_unlock(&il->mutex);
 }
@@ -5755,7 +5753,7 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	if (!il_is_associated(il))
 		goto out;
 
-	if (!il->cfg->ops->lib->set_channel_switch)
+	if (!il->ops->lib->set_channel_switch)
 		goto out;
 
 	ch = channel->hw_value;
@@ -5807,7 +5805,7 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw,
 	 */
 	set_bit(S_CHANNEL_SWITCH_PENDING, &il->status);
 	il->switch_channel = cpu_to_le16(ch);
-	if (il->cfg->ops->lib->set_channel_switch(il, ch_switch)) {
+	if (il->ops->lib->set_channel_switch(il, ch_switch)) {
 		clear_bit(S_CHANNEL_SWITCH_PENDING, &il->status);
 		il->switch_channel = 0;
 		ieee80211_chswitch_done(il->vif, false);
@@ -5890,7 +5888,7 @@ il4965_bg_txpower_work(struct work_struct *work)
 	/* Regardless of if we are associated, we must reconfigure the
 	 * TX power since frames can be sent on non-radar channels while
 	 * not associated */
-	il->cfg->ops->lib->send_tx_power(il);
+	il->ops->lib->send_tx_power(il);
 
 	/* Update last_temperature to keep is_calib_needed from running
 	 * when it isn't needed... */
@@ -5996,6 +5994,28 @@ il4965_tx_queue_set_status(struct il_priv *il, struct il_tx_queue *txq,
 	       scd_retry ? "BA" : "AC", txq_id, tx_fifo_id);
 }
 
+const struct ieee80211_ops il4965_mac_ops = {
+	.tx = il4965_mac_tx,
+	.start = il4965_mac_start,
+	.stop = il4965_mac_stop,
+	.add_interface = il_mac_add_interface,
+	.remove_interface = il_mac_remove_interface,
+	.change_interface = il_mac_change_interface,
+	.config = il_mac_config,
+	.configure_filter = il4965_configure_filter,
+	.set_key = il4965_mac_set_key,
+	.update_tkip_key = il4965_mac_update_tkip_key,
+	.conf_tx = il_mac_conf_tx,
+	.reset_tsf = il_mac_reset_tsf,
+	.bss_info_changed = il_mac_bss_info_changed,
+	.ampdu_action = il4965_mac_ampdu_action,
+	.hw_scan = il_mac_hw_scan,
+	.sta_add = il4965_mac_sta_add,
+	.sta_remove = il_mac_sta_remove,
+	.channel_switch = il4965_mac_channel_switch,
+	.tx_last_beacon = il_mac_tx_last_beacon,
+};
+
 static int
 il4965_init_drv(struct il_priv *il)
 {
@@ -6020,8 +6040,8 @@ il4965_init_drv(struct il_priv *il)
 	il->force_reset.reset_duration = IL_DELAY_NEXT_FORCE_FW_RELOAD;
 
 	/* Choose which receivers/antennas to use */
-	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il);
+	if (il->ops->hcmd->set_rxon_chain)
+		il->ops->hcmd->set_rxon_chain(il);
 
 	il_init_scan_params(il);
 
@@ -6081,7 +6101,7 @@ il4965_set_hw_params(struct il_priv *il)
 		il->cfg->sku &= ~IL_SKU_N;
 
 	/* Device-specific setup */
-	return il->cfg->ops->lib->set_hw_params(il);
+	return il->ops->lib->set_hw_params(il);
 }
 
 static int
@@ -6098,18 +6118,18 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 * 1. Allocating HW data
 	 ************************/
 
-	hw = il_alloc_all(cfg);
+	hw = ieee80211_alloc_hw(sizeof(struct il_priv), &il4965_mac_ops);
 	if (!hw) {
 		err = -ENOMEM;
 		goto out;
 	}
 	il = hw->priv;
-	/* At this point both hw and il are allocated. */
-
+	il->hw = hw;
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
 	D_INFO("*** LOAD DRIVER ***\n");
 	il->cfg = cfg;
+	il->ops = &il4965_ops;
 	il->pci_dev = pdev;
 	il->inta_mask = CSR_INI_SET_MASK;
 
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 9d9197f..27feb53 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -2166,8 +2166,8 @@ il4965_post_associate(struct il_priv *il)
 
 	il_set_rxon_ht(il, &il->current_ht_config);
 
-	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il);
+	if (il->ops->hcmd->set_rxon_chain)
+		il->ops->hcmd->set_rxon_chain(il);
 
 	il->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
 
@@ -2241,8 +2241,8 @@ il4965_config_ap(struct il_priv *il)
 		/* AP has all antennas */
 		il->chain_noise_data.active_chains = il->hw_params.valid_rx_ant;
 		il_set_rxon_ht(il, &il->current_ht_config);
-		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il);
+		if (il->ops->hcmd->set_rxon_chain)
+			il->ops->hcmd->set_rxon_chain(il);
 
 		il->staging.assoc_id = 0;
 
@@ -2323,35 +2323,12 @@ static const struct il_legacy_ops il4965_legacy_ops = {
 	.update_bcast_stations = il4965_update_bcast_stations,
 };
 
-struct ieee80211_ops il4965_hw_ops = {
-	.tx = il4965_mac_tx,
-	.start = il4965_mac_start,
-	.stop = il4965_mac_stop,
-	.add_interface = il_mac_add_interface,
-	.remove_interface = il_mac_remove_interface,
-	.change_interface = il_mac_change_interface,
-	.config = il_mac_config,
-	.configure_filter = il4965_configure_filter,
-	.set_key = il4965_mac_set_key,
-	.update_tkip_key = il4965_mac_update_tkip_key,
-	.conf_tx = il_mac_conf_tx,
-	.reset_tsf = il_mac_reset_tsf,
-	.bss_info_changed = il_mac_bss_info_changed,
-	.ampdu_action = il4965_mac_ampdu_action,
-	.hw_scan = il_mac_hw_scan,
-	.sta_add = il4965_mac_sta_add,
-	.sta_remove = il_mac_sta_remove,
-	.channel_switch = il4965_mac_channel_switch,
-	.tx_last_beacon = il_mac_tx_last_beacon,
-};
-
-static const struct il_ops il4965_ops = {
+const struct il_ops il4965_ops = {
 	.lib = &il4965_lib,
 	.hcmd = &il4965_hcmd,
 	.utils = &il4965_hcmd_utils,
 	.led = &il4965_led_ops,
 	.legacy = &il4965_legacy_ops,
-	.ieee80211_ops = &il4965_hw_ops,
 };
 
 static struct il_base_params il4965_base_params = {
@@ -2380,7 +2357,6 @@ struct il_cfg il4965_cfg = {
 	.valid_rx_ant = ANT_ABC,
 	.eeprom_ver = EEPROM_4965_EEPROM_VERSION,
 	.eeprom_calib_ver = EEPROM_4965_TX_POWER_VERSION,
-	.ops = &il4965_ops,
 	.mod_params = &il4965_mod_params,
 	.base_params = &il4965_base_params,
 	.led_mode = IL_LED_BLINK,
diff --git a/drivers/net/wireless/iwlegacy/4965.h b/drivers/net/wireless/iwlegacy/4965.h
index 6789960..83ab604 100644
--- a/drivers/net/wireless/iwlegacy/4965.h
+++ b/drivers/net/wireless/iwlegacy/4965.h
@@ -38,11 +38,10 @@ struct il_rxon_context;
 
 /* configuration for the _4965 devices */
 extern struct il_cfg il4965_cfg;
+extern const struct il_ops il4965_ops;
 
 extern struct il_mod_params il4965_mod_params;
 
-extern struct ieee80211_ops il4965_hw_ops;
-
 /* tx queue */
 void il4965_free_tfds_in_queue(struct il_priv *il, int sta_id, int tid,
 			       int freed);
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index bee11a3..3bd1833 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -520,7 +520,7 @@ il_led_cmd(struct il_priv *il, unsigned long on, unsigned long off)
 	    il_blink_compensation(il, off,
 				  il->cfg->base_params->led_compensation);
 
-	ret = il->cfg->ops->led->cmd(il, &led_cmd);
+	ret = il->ops->led->cmd(il, &led_cmd);
 	if (!ret) {
 		il->blink_on = on;
 		il->blink_off = off;
@@ -731,7 +731,7 @@ il_eeprom_init(struct il_priv *il)
 	}
 	e = (__le16 *) il->eeprom;
 
-	il->cfg->ops->lib->apm_ops.init(il);
+	il->ops->lib->apm_ops.init(il);
 
 	ret = il_eeprom_verify_signature(il);
 	if (ret < 0) {
@@ -741,7 +741,7 @@ il_eeprom_init(struct il_priv *il)
 	}
 
 	/* Make sure driver (instead of uCode) is allowed to read EEPROM */
-	ret = il->cfg->ops->lib->eeprom_ops.acquire_semaphore(il);
+	ret = il->ops->lib->eeprom_ops.acquire_semaphore(il);
 	if (ret < 0) {
 		IL_ERR("Failed to acquire EEPROM semaphore.\n");
 		ret = -ENOENT;
@@ -773,7 +773,7 @@ il_eeprom_init(struct il_priv *il)
 
 	ret = 0;
 done:
-	il->cfg->ops->lib->eeprom_ops.release_semaphore(il);
+	il->ops->lib->eeprom_ops.release_semaphore(il);
 
 err:
 	if (ret)
@@ -800,7 +800,7 @@ il_init_band_reference(const struct il_priv *il, int eep_band,
 		       const u8 **eeprom_ch_idx)
 {
 	u32 offset =
-	    il->cfg->ops->lib->eeprom_ops.regulatory_bands[eep_band - 1];
+	    il->ops->lib->eeprom_ops.regulatory_bands[eep_band - 1];
 	switch (eep_band) {
 	case 1:		/* 2.4GHz band */
 		*eeprom_ch_count = ARRAY_SIZE(il_eeprom_band_1);
@@ -1001,9 +1001,9 @@ il_init_channel_map(struct il_priv *il)
 	}
 
 	/* Check if we do have HT40 channels */
-	if (il->cfg->ops->lib->eeprom_ops.regulatory_bands[5] ==
+	if (il->ops->lib->eeprom_ops.regulatory_bands[5] ==
 	    EEPROM_REGULATORY_BAND_NO_HT40 &&
-	    il->cfg->ops->lib->eeprom_ops.regulatory_bands[6] ==
+	    il->ops->lib->eeprom_ops.regulatory_bands[6] ==
 	    EEPROM_REGULATORY_BAND_NO_HT40)
 		return 0;
 
@@ -1158,9 +1158,9 @@ il_power_set_mode(struct il_priv *il, struct il_powertable_cmd *cmd, bool force)
 		if (!(cmd->flags & IL_POWER_DRIVER_ALLOW_SLEEP_MSK))
 			clear_bit(S_POWER_PMI, &il->status);
 
-		if (il->cfg->ops->lib->update_chain_flags && update_chains)
-			il->cfg->ops->lib->update_chain_flags(il);
-		else if (il->cfg->ops->lib->update_chain_flags)
+		if (il->ops->lib->update_chain_flags && update_chains)
+			il->ops->lib->update_chain_flags(il);
+		else if (il->ops->lib->update_chain_flags)
 			D_POWER("Cannot update the power, chain noise "
 				"calibration running: %d\n",
 				il->chain_noise_data.state);
@@ -1485,7 +1485,7 @@ il_scan_initiate(struct il_priv *il, struct ieee80211_vif *vif)
 
 	lockdep_assert_held(&il->mutex);
 
-	if (WARN_ON(!il->cfg->ops->utils->request_scan))
+	if (WARN_ON(!il->ops->utils->request_scan))
 		return -EOPNOTSUPP;
 
 	cancel_delayed_work(&il->scan_check);
@@ -1510,7 +1510,7 @@ il_scan_initiate(struct il_priv *il, struct ieee80211_vif *vif)
 	set_bit(S_SCANNING, &il->status);
 	il->scan_start = jiffies;
 
-	ret = il->cfg->ops->utils->request_scan(il, vif);
+	ret = il->ops->utils->request_scan(il, vif);
 	if (ret) {
 		clear_bit(S_SCANNING, &il->status);
 		return ret;
@@ -1672,7 +1672,7 @@ out_settings:
 	il_power_set_mode(il, &il->power_data.sleep_cmd_next, false);
 	il_set_tx_power(il, il->tx_power_next, false);
 
-	il->cfg->ops->utils->post_scan(il);
+	il->ops->utils->post_scan(il);
 
 out:
 	mutex_unlock(&il->mutex);
@@ -1814,7 +1814,7 @@ il_send_add_sta(struct il_priv *il, struct il_addsta_cmd *sta, u8 flags)
 		might_sleep();
 	}
 
-	cmd.len = il->cfg->ops->utils->build_addsta_hcmd(sta, data);
+	cmd.len = il->ops->utils->build_addsta_hcmd(sta, data);
 	ret = il_send_cmd(il, &cmd);
 
 	if (ret || (flags & CMD_ASYNC))
@@ -2722,7 +2722,7 @@ il_tx_queue_unmap(struct il_priv *il, int txq_id)
 		return;
 
 	while (q->write_ptr != q->read_ptr) {
-		il->cfg->ops->lib->txq_free_tfd(il, txq);
+		il->ops->lib->txq_free_tfd(il, txq);
 		q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd);
 	}
 }
@@ -3024,7 +3024,7 @@ il_tx_queue_init(struct il_priv *il, struct il_tx_queue *txq, int slots_num,
 	il_queue_init(il, &txq->q, TFD_QUEUE_SIZE_MAX, slots_num, txq_id);
 
 	/* Tell device where to find queue */
-	il->cfg->ops->lib->txq_init(il, txq);
+	il->ops->lib->txq_init(il, txq);
 
 	return 0;
 err:
@@ -3055,7 +3055,7 @@ il_tx_queue_reset(struct il_priv *il, struct il_tx_queue *txq, int slots_num,
 	il_queue_init(il, &txq->q, TFD_QUEUE_SIZE_MAX, slots_num, txq_id);
 
 	/* Tell device where to find queue */
-	il->cfg->ops->lib->txq_init(il, txq);
+	il->ops->lib->txq_init(il, txq);
 }
 EXPORT_SYMBOL(il_tx_queue_reset);
 
@@ -3083,7 +3083,7 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd)
 	u32 idx;
 	u16 fix_size;
 
-	cmd->len = il->cfg->ops->utils->get_hcmd_size(cmd->id, cmd->len);
+	cmd->len = il->ops->utils->get_hcmd_size(cmd->id, cmd->len);
 	fix_size = (u16) (cmd->len + sizeof(out_cmd->hdr));
 
 	/* If any of the command structures end up being larger than
@@ -3162,9 +3162,9 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd)
 #endif
 	txq->need_update = 1;
 
-	if (il->cfg->ops->lib->txq_update_byte_cnt_tbl)
+	if (il->ops->lib->txq_update_byte_cnt_tbl)
 		/* Set up entry in queue's byte count circular buffer */
-		il->cfg->ops->lib->txq_update_byte_cnt_tbl(il, txq, 0);
+		il->ops->lib->txq_update_byte_cnt_tbl(il, txq, 0);
 
 	phys_addr =
 	    pci_map_single(il->pci_dev, &out_cmd->hdr, fix_size,
@@ -3172,8 +3172,8 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd)
 	dma_unmap_addr_set(out_meta, mapping, phys_addr);
 	dma_unmap_len_set(out_meta, len, fix_size);
 
-	il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr, fix_size,
-						 1, U32_PAD(cmd->len));
+	il->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr, fix_size, 1,
+					    U32_PAD(cmd->len));
 
 	/* Increment and update queue's write idx */
 	q->write_ptr = il_queue_inc_wrap(q->write_ptr, q->n_bd);
@@ -3315,30 +3315,6 @@ EXPORT_SYMBOL(il_debug_level);
 const u8 il_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
 EXPORT_SYMBOL(il_bcast_addr);
 
-/* This function both allocates and initializes hw and il. */
-struct ieee80211_hw *
-il_alloc_all(struct il_cfg *cfg)
-{
-	struct il_priv *il;
-	/* mac80211 allocates memory for this device instance, including
-	 *   space for this driver's ilate structure */
-	struct ieee80211_hw *hw;
-
-	hw = ieee80211_alloc_hw(sizeof(struct il_priv),
-				cfg->ops->ieee80211_ops);
-	if (hw == NULL) {
-		pr_err("%s: Can not allocate network device\n", cfg->name);
-		goto out;
-	}
-
-	il = hw->priv;
-	il->hw = hw;
-
-out:
-	return hw;
-}
-EXPORT_SYMBOL(il_alloc_all);
-
 #define MAX_BIT_RATE_40_MHZ 150	/* Mbps */
 #define MAX_BIT_RATE_20_MHZ 72	/* Mbps */
 static void
@@ -3871,8 +3847,8 @@ _il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf)
 		rxon->flags |= RXON_FLG_CHANNEL_MODE_LEGACY;
 	}
 
-	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il);
+	if (il->ops->hcmd->set_rxon_chain)
+		il->ops->hcmd->set_rxon_chain(il);
 
 	D_ASSOC("rxon flags 0x%X operation mode :0x%X "
 		"extension channel offset 0x%x\n", le32_to_cpu(rxon->flags),
@@ -4130,9 +4106,9 @@ il_irq_handle_error(struct il_priv *il)
 
 	IL_ERR("Loaded firmware version: %s\n", il->hw->wiphy->fw_version);
 
-	il->cfg->ops->lib->dump_nic_error_log(il);
-	if (il->cfg->ops->lib->dump_fh)
-		il->cfg->ops->lib->dump_fh(il, NULL, false);
+	il->ops->lib->dump_nic_error_log(il);
+	if (il->ops->lib->dump_fh)
+		il->ops->lib->dump_fh(il, NULL, false);
 #ifdef CONFIG_IWLEGACY_DEBUG
 	if (il_get_debug_level(il) & IL_DL_FW_ERRORS)
 		il_print_rx_config_cmd(il);
@@ -4319,7 +4295,7 @@ il_set_tx_power(struct il_priv *il, s8 tx_power, bool force)
 	if (il->tx_power_user_lmt == tx_power && !force)
 		return 0;
 
-	if (!il->cfg->ops->lib->send_tx_power)
+	if (!il->ops->lib->send_tx_power)
 		return -EOPNOTSUPP;
 
 	/* 0 dBm mean 1 milliwatt */
@@ -4352,7 +4328,7 @@ il_set_tx_power(struct il_priv *il, s8 tx_power, bool force)
 	prev_tx_power = il->tx_power_user_lmt;
 	il->tx_power_user_lmt = tx_power;
 
-	ret = il->cfg->ops->lib->send_tx_power(il);
+	ret = il->ops->lib->send_tx_power(il);
 
 	/* if fail to set tx_power, restore the orig. tx power */
 	if (ret) {
@@ -4501,8 +4477,8 @@ il_set_mode(struct il_priv *il)
 {
 	il_connection_init_rx_config(il);
 
-	if (il->cfg->ops->hcmd->set_rxon_chain)
-		il->cfg->ops->hcmd->set_rxon_chain(il);
+	if (il->ops->hcmd->set_rxon_chain)
+		il->ops->hcmd->set_rxon_chain(il);
 
 	return il_commit_rxon(il);
 }
@@ -5200,7 +5176,7 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 	int scan_active = 0;
 	bool ht_changed = false;
 
-	if (WARN_ON(!il->cfg->ops->legacy))
+	if (WARN_ON(!il->ops->legacy))
 		return -EOPNOTSUPP;
 
 	mutex_lock(&il->mutex);
@@ -5225,8 +5201,8 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 		 * set up the SM PS mode to OFF if an HT channel is
 		 * configured.
 		 */
-		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il);
+		if (il->ops->hcmd->set_rxon_chain)
+			il->ops->hcmd->set_rxon_chain(il);
 	}
 
 	/* during scanning mac80211 will delay channel setting until
@@ -5295,8 +5271,8 @@ il_mac_config(struct ieee80211_hw *hw, u32 changed)
 
 		spin_unlock_irqrestore(&il->lock, flags);
 
-		if (il->cfg->ops->legacy->update_bcast_stations)
-			ret = il->cfg->ops->legacy->update_bcast_stations(il);
+		if (il->ops->legacy->update_bcast_stations)
+			ret = il->ops->legacy->update_bcast_stations(il);
 
 set_ch_out:
 		/* The list of supported rates and rate mask can be different
@@ -5346,7 +5322,7 @@ il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	struct il_priv *il = hw->priv;
 	unsigned long flags;
 
-	if (WARN_ON(!il->cfg->ops->legacy))
+	if (WARN_ON(!il->ops->legacy))
 		return;
 
 	mutex_lock(&il->mutex);
@@ -5501,7 +5477,7 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 		return;
 	}
 
-	il->cfg->ops->legacy->post_associate(il);
+	il->ops->legacy->post_associate(il);
 }
 
 void
@@ -5511,7 +5487,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	struct il_priv *il = hw->priv;
 	int ret;
 
-	if (WARN_ON(!il->cfg->ops->legacy))
+	if (WARN_ON(!il->ops->legacy))
 		return;
 
 	D_MAC80211("changes = 0x%X\n", changes);
@@ -5616,8 +5592,8 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	if (changes & BSS_CHANGED_HT) {
 		il_ht_conf(il, vif);
 
-		if (il->cfg->ops->hcmd->set_rxon_chain)
-			il->cfg->ops->hcmd->set_rxon_chain(il);
+		if (il->ops->hcmd->set_rxon_chain)
+			il->ops->hcmd->set_rxon_chain(il);
 	}
 
 	if (changes & BSS_CHANGED_ASSOC) {
@@ -5626,7 +5602,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			il->timestamp = bss_conf->timestamp;
 
 			if (!il_is_rfkill(il))
-				il->cfg->ops->legacy->post_associate(il);
+				il->ops->legacy->post_associate(il);
 		} else
 			il_set_no_assoc(il, vif);
 	}
@@ -5646,16 +5622,15 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			memcpy(il->staging.bssid_addr, bss_conf->bssid,
 			       ETH_ALEN);
 			memcpy(il->bssid, bss_conf->bssid, ETH_ALEN);
-			il->cfg->ops->legacy->config_ap(il);
+			il->ops->legacy->config_ap(il);
 		} else
 			il_set_no_assoc(il, vif);
 	}
 
 	if (changes & BSS_CHANGED_IBSS) {
 		ret =
-		    il->cfg->ops->legacy->manage_ibss_station(il, vif,
-							      bss_conf->
-							      ibss_joined);
+		    il->ops->legacy->manage_ibss_station(il, vif,
+							 bss_conf->ibss_joined);
 		if (ret)
 			IL_ERR("failed to %s IBSS station %pM\n",
 			       bss_conf->ibss_joined ? "add" : "remove",
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 746eec0..2af8610 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1167,6 +1167,7 @@ struct il_priv {
 	struct ieee80211_channel *ieee_channels;
 	struct ieee80211_rate *ieee_rates;
 	struct il_cfg *cfg;
+	const struct il_ops *ops;
 
 	/* temporary frame storage list */
 	struct list_head free_frames;
@@ -1668,7 +1669,6 @@ struct il_ops {
 	const struct il_led_ops *led;
 	const struct il_nic_ops *nic;
 	const struct il_legacy_ops *legacy;
-	const struct ieee80211_ops *ieee80211_ops;
 };
 
 struct il_mod_params {
@@ -1777,7 +1777,6 @@ struct il_cfg {
 	unsigned int sku;
 	u16 eeprom_ver;
 	u16 eeprom_calib_ver;
-	const struct il_ops *ops;
 	/* module based parameters which can be set from modprobe cmd */
 	const struct il_mod_params *mod_params;
 	/* params not likely to change within a device family */
@@ -1791,7 +1790,6 @@ struct il_cfg {
  *   L i b                 *
  ***************************/
 
-struct ieee80211_hw *il_alloc_all(struct il_cfg *cfg);
 int il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		   u16 queue, const struct ieee80211_tx_queue_params *params);
 int il_mac_tx_last_beacon(struct ieee80211_hw *hw);
@@ -2093,13 +2091,13 @@ int il_send_rxon_timing(struct il_priv *il);
 static inline int
 il_send_rxon_assoc(struct il_priv *il)
 {
-	return il->cfg->ops->hcmd->rxon_assoc(il);
+	return il->ops->hcmd->rxon_assoc(il);
 }
 
 static inline int
 il_commit_rxon(struct il_priv *il)
 {
-	return il->cfg->ops->hcmd->commit_rxon(il);
+	return il->ops->hcmd->commit_rxon(il);
 }
 
 static inline const struct ieee80211_supported_band *
diff --git a/drivers/net/wireless/iwlegacy/debug.c b/drivers/net/wireless/iwlegacy/debug.c
index 61e3f43..dc149c1 100644
--- a/drivers/net/wireless/iwlegacy/debug.c
+++ b/drivers/net/wireless/iwlegacy/debug.c
@@ -903,8 +903,7 @@ il_dbgfs_ucode_rx_stats_read(struct file *file, char __user *user_buf,
 			     size_t count, loff_t *ppos)
 {
 	struct il_priv *il = file->private_data;
-	return il->cfg->ops->lib->debugfs_ops.rx_stats_read(file, user_buf,
-							    count, ppos);
+	return il->ops->lib->debugfs_ops.rx_stats_read(file, user_buf, count, ppos);
 }
 
 static ssize_t
@@ -912,8 +911,7 @@ il_dbgfs_ucode_tx_stats_read(struct file *file, char __user *user_buf,
 			     size_t count, loff_t *ppos)
 {
 	struct il_priv *il = file->private_data;
-	return il->cfg->ops->lib->debugfs_ops.tx_stats_read(file, user_buf,
-							    count, ppos);
+	return il->ops->lib->debugfs_ops.tx_stats_read(file, user_buf, count, ppos);
 }
 
 static ssize_t
@@ -921,8 +919,7 @@ il_dbgfs_ucode_general_stats_read(struct file *file, char __user *user_buf,
 				  size_t count, loff_t *ppos)
 {
 	struct il_priv *il = file->private_data;
-	return il->cfg->ops->lib->debugfs_ops.general_stats_read(file, user_buf,
-								 count, ppos);
+	return il->ops->lib->debugfs_ops.general_stats_read(file, user_buf, count, ppos);
 }
 
 static ssize_t
@@ -1180,8 +1177,8 @@ il_dbgfs_fh_reg_read(struct file *file, char __user *user_buf, size_t count,
 	int pos = 0;
 	ssize_t ret = -EFAULT;
 
-	if (il->cfg->ops->lib->dump_fh) {
-		ret = pos = il->cfg->ops->lib->dump_fh(il, &buf, true);
+	if (il->ops->lib->dump_fh) {
+		ret = pos = il->ops->lib->dump_fh(il, &buf, true);
 		if (buf) {
 			ret =
 			    simple_read_from_buffer(user_buf, count, ppos, buf,
-- 
1.7.1

[PATCH 23/25] iwlegacy: merge il_base_params into il_cfg

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945.c       |   30 +++++++++++++----------
 drivers/net/wireless/iwlegacy/4965-calib.c |   14 +++++-----
 drivers/net/wireless/iwlegacy/4965-mac.c   |    8 +++---
 drivers/net/wireless/iwlegacy/4965.c       |   37 +++++++++++++---------------
 drivers/net/wireless/iwlegacy/common.c     |   28 ++++++++++----------
 drivers/net/wireless/iwlegacy/common.h     |   31 ++++++++++++-----------
 drivers/net/wireless/iwlegacy/debug.c      |   16 ++++++------
 7 files changed, 83 insertions(+), 81 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 918cbef..7c21a57 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -2398,7 +2398,7 @@ il3945_hw_set_hw_params(struct il_priv *il)
 	il->hw_params.bcast_id = IL3945_BROADCAST_ID;
 
 	/* Assign number of Usable TX queues */
-	il->hw_params.max_txq_num = il->cfg->base_params->num_of_queues;
+	il->hw_params.max_txq_num = il->cfg->num_of_queues;
 
 	il->hw_params.tfd_size = sizeof(struct il3945_tfd);
 	il->hw_params.rx_page_order = get_order(IL_RX_BUF_SIZE_3K);
@@ -2693,16 +2693,6 @@ const struct il_ops il3945_ops = {
 	.legacy = &il3945_legacy_ops,
 };
 
-static struct il_base_params il3945_base_params = {
-	.eeprom_size = IL3945_EEPROM_IMG_SIZE,
-	.num_of_queues = IL39_NUM_QUEUES,
-	.pll_cfg_val = CSR39_ANA_PLL_CFG_VAL,
-	.set_l0s = false,
-	.use_bsm = true,
-	.led_compensation = 64,
-	.wd_timeout = IL_DEF_WD_TIMEOUT,
-};
-
 static struct il_cfg il3945_bg_cfg = {
 	.name = "3945BG",
 	.fw_name_pre = IL3945_FW_PRE,
@@ -2711,8 +2701,15 @@ static struct il_cfg il3945_bg_cfg = {
 	.sku = IL_SKU_G,
 	.eeprom_ver = EEPROM_3945_EEPROM_VERSION,
 	.mod_params = &il3945_mod_params,
-	.base_params = &il3945_base_params,
 	.led_mode = IL_LED_BLINK,
+
+	.eeprom_size = IL3945_EEPROM_IMG_SIZE,
+	.num_of_queues = IL39_NUM_QUEUES,
+	.pll_cfg_val = CSR39_ANA_PLL_CFG_VAL,
+	.set_l0s = false,
+	.use_bsm = true,
+	.led_compensation = 64,
+	.wd_timeout = IL_DEF_WD_TIMEOUT
 };
 
 static struct il_cfg il3945_abg_cfg = {
@@ -2723,8 +2720,15 @@ static struct il_cfg il3945_abg_cfg = {
 	.sku = IL_SKU_A | IL_SKU_G,
 	.eeprom_ver = EEPROM_3945_EEPROM_VERSION,
 	.mod_params = &il3945_mod_params,
-	.base_params = &il3945_base_params,
 	.led_mode = IL_LED_BLINK,
+
+	.eeprom_size = IL3945_EEPROM_IMG_SIZE,
+	.num_of_queues = IL39_NUM_QUEUES,
+	.pll_cfg_val = CSR39_ANA_PLL_CFG_VAL,
+	.set_l0s = false,
+	.use_bsm = true,
+	.led_compensation = 64,
+	.wd_timeout = IL_DEF_WD_TIMEOUT
 };
 
 DEFINE_PCI_DEVICE_TABLE(il3945_hw_card_ids) = {
diff --git a/drivers/net/wireless/iwlegacy/4965-calib.c b/drivers/net/wireless/iwlegacy/4965-calib.c
index bfb361d..fe91715 100644
--- a/drivers/net/wireless/iwlegacy/4965-calib.c
+++ b/drivers/net/wireless/iwlegacy/4965-calib.c
@@ -627,13 +627,13 @@ il4965_find_disconn_antenna(struct il_priv *il, u32 * average_sig,
 
 	average_sig[0] =
 	    data->chain_signal_a /
-	    il->cfg->base_params->chain_noise_num_beacons;
+	    il->cfg->chain_noise_num_beacons;
 	average_sig[1] =
 	    data->chain_signal_b /
-	    il->cfg->base_params->chain_noise_num_beacons;
+	    il->cfg->chain_noise_num_beacons;
 	average_sig[2] =
 	    data->chain_signal_c /
-	    il->cfg->base_params->chain_noise_num_beacons;
+	    il->cfg->chain_noise_num_beacons;
 
 	if (average_sig[0] >= average_sig[1]) {
 		max_average_sig = average_sig[0];
@@ -886,7 +886,7 @@ il4965_chain_noise_calibration(struct il_priv *il, void *stat_resp)
 	/* If this is the "chain_noise_num_beacons", determine:
 	 * 1)  Disconnected antennas (using signal strengths)
 	 * 2)  Differential gain (using silence noise) to balance receivers */
-	if (data->beacon_count != il->cfg->base_params->chain_noise_num_beacons)
+	if (data->beacon_count != il->cfg->chain_noise_num_beacons)
 		return;
 
 	/* Analyze signal for disconnected antenna */
@@ -894,11 +894,11 @@ il4965_chain_noise_calibration(struct il_priv *il, void *stat_resp)
 
 	/* Analyze noise for rx balance */
 	average_noise[0] =
-	    data->chain_noise_a / il->cfg->base_params->chain_noise_num_beacons;
+	    data->chain_noise_a / il->cfg->chain_noise_num_beacons;
 	average_noise[1] =
-	    data->chain_noise_b / il->cfg->base_params->chain_noise_num_beacons;
+	    data->chain_noise_b / il->cfg->chain_noise_num_beacons;
 	average_noise[2] =
-	    data->chain_noise_c / il->cfg->base_params->chain_noise_num_beacons;
+	    data->chain_noise_c / il->cfg->chain_noise_num_beacons;
 
 	for (i = 0; i < NUM_RX_CHAINS; i++) {
 		if (!data->disconn_array[i] &&
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 2bf743f..49dd1e0 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -2150,11 +2150,11 @@ il4965_txq_agg_enable(struct il_priv *il, int txq_id, int tx_fifo, int sta_id,
 
 	if ((IL49_FIRST_AMPDU_QUEUE > txq_id) ||
 	    (IL49_FIRST_AMPDU_QUEUE +
-	     il->cfg->base_params->num_of_ampdu_queues <= txq_id)) {
+	     il->cfg->num_of_ampdu_queues <= txq_id)) {
 		IL_WARN("queue number out of range: %d, must be %d to %d\n",
 			txq_id, IL49_FIRST_AMPDU_QUEUE,
 			IL49_FIRST_AMPDU_QUEUE +
-			il->cfg->base_params->num_of_ampdu_queues - 1);
+			il->cfg->num_of_ampdu_queues - 1);
 		return -EINVAL;
 	}
 
@@ -2278,11 +2278,11 @@ il4965_txq_agg_disable(struct il_priv *il, u16 txq_id, u16 ssn_idx, u8 tx_fifo)
 {
 	if ((IL49_FIRST_AMPDU_QUEUE > txq_id) ||
 	    (IL49_FIRST_AMPDU_QUEUE +
-	     il->cfg->base_params->num_of_ampdu_queues <= txq_id)) {
+	     il->cfg->num_of_ampdu_queues <= txq_id)) {
 		IL_WARN("queue number out of range: %d, must be %d to %d\n",
 			txq_id, IL49_FIRST_AMPDU_QUEUE,
 			IL49_FIRST_AMPDU_QUEUE +
-			il->cfg->base_params->num_of_ampdu_queues - 1);
+			il->cfg->num_of_ampdu_queues - 1);
 		return -EINVAL;
 	}
 
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 27feb53..cf1d016 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -614,13 +614,13 @@ il4965_hw_set_hw_params(struct il_priv *il)
 {
 	if (il->cfg->mod_params->num_of_queues >= IL_MIN_NUM_QUEUES &&
 	    il->cfg->mod_params->num_of_queues <= IL49_NUM_QUEUES)
-		il->cfg->base_params->num_of_queues =
+		il->cfg->num_of_queues =
 		    il->cfg->mod_params->num_of_queues;
 
-	il->hw_params.max_txq_num = il->cfg->base_params->num_of_queues;
+	il->hw_params.max_txq_num = il->cfg->num_of_queues;
 	il->hw_params.dma_chnl_num = FH49_TCSR_CHNL_NUM;
 	il->hw_params.scd_bc_tbls_size =
-	    il->cfg->base_params->num_of_queues *
+	    il->cfg->num_of_queues *
 	    sizeof(struct il4965_scd_bc_tbl);
 	il->hw_params.tfd_size = sizeof(struct il_tfd);
 	il->hw_params.max_stations = IL4965_STATION_COUNT;
@@ -2331,22 +2331,6 @@ const struct il_ops il4965_ops = {
 	.legacy = &il4965_legacy_ops,
 };
 
-static struct il_base_params il4965_base_params = {
-	.eeprom_size = IL4965_EEPROM_IMG_SIZE,
-	.num_of_queues = IL49_NUM_QUEUES,
-	.num_of_ampdu_queues = IL49_NUM_AMPDU_QUEUES,
-	.pll_cfg_val = 0,
-	.set_l0s = true,
-	.use_bsm = true,
-	.led_compensation = 61,
-	.chain_noise_num_beacons = IL4965_CAL_NUM_BEACONS,
-	.wd_timeout = IL_DEF_WD_TIMEOUT,
-	.temperature_kelvin = true,
-	.ucode_tracing = true,
-	.sensitivity_calib_by_driver = true,
-	.chain_noise_calib_by_driver = true,
-};
-
 struct il_cfg il4965_cfg = {
 	.name = "Intel(R) Wireless WiFi Link 4965AGN",
 	.fw_name_pre = IL4965_FW_PRE,
@@ -2358,13 +2342,26 @@ struct il_cfg il4965_cfg = {
 	.eeprom_ver = EEPROM_4965_EEPROM_VERSION,
 	.eeprom_calib_ver = EEPROM_4965_TX_POWER_VERSION,
 	.mod_params = &il4965_mod_params,
-	.base_params = &il4965_base_params,
 	.led_mode = IL_LED_BLINK,
 	/*
 	 * Force use of chains B and C for scan RX on 5 GHz band
 	 * because the device has off-channel reception on chain A.
 	 */
 	.scan_rx_antennas[IEEE80211_BAND_5GHZ] = ANT_BC,
+
+	.eeprom_size = IL4965_EEPROM_IMG_SIZE,
+	.num_of_queues = IL49_NUM_QUEUES,
+	.num_of_ampdu_queues = IL49_NUM_AMPDU_QUEUES,
+	.pll_cfg_val = 0,
+	.set_l0s = true,
+	.use_bsm = true,
+	.led_compensation = 61,
+	.chain_noise_num_beacons = IL4965_CAL_NUM_BEACONS,
+	.wd_timeout = IL_DEF_WD_TIMEOUT,
+	.temperature_kelvin = true,
+	.ucode_tracing = true,
+	.sensitivity_calib_by_driver = true,
+	.chain_noise_calib_by_driver = true,
 };
 
 /* Module firmware */
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 3bd1833..1173521 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -512,13 +512,13 @@ il_led_cmd(struct il_priv *il, unsigned long on, unsigned long off)
 	}
 
 	D_LED("Led blink time compensation=%u\n",
-	      il->cfg->base_params->led_compensation);
+	      il->cfg->led_compensation);
 	led_cmd.on =
 	    il_blink_compensation(il, on,
-				  il->cfg->base_params->led_compensation);
+				  il->cfg->led_compensation);
 	led_cmd.off =
 	    il_blink_compensation(il, off,
-				  il->cfg->base_params->led_compensation);
+				  il->cfg->led_compensation);
 
 	ret = il->ops->led->cmd(il, &led_cmd);
 	if (!ret) {
@@ -691,7 +691,7 @@ il_eeprom_verify_signature(struct il_priv *il)
 const u8 *
 il_eeprom_query_addr(const struct il_priv *il, size_t offset)
 {
-	BUG_ON(offset >= il->cfg->base_params->eeprom_size);
+	BUG_ON(offset >= il->cfg->eeprom_size);
 	return &il->eeprom[offset];
 }
 EXPORT_SYMBOL(il_eeprom_query_addr);
@@ -722,7 +722,7 @@ il_eeprom_init(struct il_priv *il)
 	u16 addr;
 
 	/* allocate eeprom */
-	sz = il->cfg->base_params->eeprom_size;
+	sz = il->cfg->eeprom_size;
 	D_EEPROM("NVM size = %d\n", sz);
 	il->eeprom = kzalloc(sz, GFP_KERNEL);
 	if (!il->eeprom) {
@@ -4218,7 +4218,7 @@ il_apm_init(struct il_priv *il)
 	 * If not (unlikely), enable L0S, so there is at least some
 	 *    power savings, even without L1.
 	 */
-	if (il->cfg->base_params->set_l0s) {
+	if (il->cfg->set_l0s) {
 		lctl = il_pcie_link_ctl(il);
 		if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) ==
 		    PCI_CFG_LINK_CTRL_VAL_L1_EN) {
@@ -4235,9 +4235,9 @@ il_apm_init(struct il_priv *il)
 	}
 
 	/* Configure analog phase-lock-loop before activating to D0A */
-	if (il->cfg->base_params->pll_cfg_val)
+	if (il->cfg->pll_cfg_val)
 		il_set_bit(il, CSR_ANA_PLL_CFG,
-			   il->cfg->base_params->pll_cfg_val);
+			   il->cfg->pll_cfg_val);
 
 	/*
 	 * Set "initialization complete" bit to move adapter from
@@ -4267,7 +4267,7 @@ il_apm_init(struct il_priv *il)
 	 * do not disable clocks.  This preserves any hardware bits already
 	 * set by default in "CLK_CTRL_REG" after reset.
 	 */
-	if (il->cfg->base_params->use_bsm)
+	if (il->cfg->use_bsm)
 		il_wr_prph(il, APMG_CLK_EN_REG,
 			   APMG_CLK_VAL_DMA_CLK_RQT | APMG_CLK_VAL_BSM_CLK_RQT);
 	else
@@ -4565,7 +4565,7 @@ il_alloc_txq_mem(struct il_priv *il)
 	if (!il->txq)
 		il->txq =
 		    kzalloc(sizeof(struct il_tx_queue) *
-			    il->cfg->base_params->num_of_queues, GFP_KERNEL);
+			    il->cfg->num_of_queues, GFP_KERNEL);
 	if (!il->txq) {
 		IL_ERR("Not enough memory for txq\n");
 		return -ENOMEM;
@@ -4942,11 +4942,11 @@ il_check_stuck_queue(struct il_priv *il, int cnt)
 
 	timeout =
 	    txq->time_stamp +
-	    msecs_to_jiffies(il->cfg->base_params->wd_timeout);
+	    msecs_to_jiffies(il->cfg->wd_timeout);
 
 	if (time_after(jiffies, timeout)) {
 		IL_ERR("Queue %d stuck for %u ms.\n", q->id,
-		       il->cfg->base_params->wd_timeout);
+		       il->cfg->wd_timeout);
 		ret = il_force_reset(il, false);
 		return (ret == -EAGAIN) ? 0 : 1;
 	}
@@ -4974,7 +4974,7 @@ il_bg_watchdog(unsigned long data)
 	if (test_bit(S_EXIT_PENDING, &il->status))
 		return;
 
-	timeout = il->cfg->base_params->wd_timeout;
+	timeout = il->cfg->wd_timeout;
 	if (timeout == 0)
 		return;
 
@@ -5001,7 +5001,7 @@ EXPORT_SYMBOL(il_bg_watchdog);
 void
 il_setup_watchdog(struct il_priv *il)
 {
-	unsigned int timeout = il->cfg->base_params->wd_timeout;
+	unsigned int timeout = il->cfg->wd_timeout;
 
 	if (timeout)
 		mod_timer(&il->watchdog,
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 2af8610..21ed70a 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1695,21 +1695,6 @@ struct il_mod_params {
  *	chain noise calibration operation
  */
 struct il_base_params {
-	int eeprom_size;
-	int num_of_queues;	/* def: HW dependent */
-	int num_of_ampdu_queues;	/* def: HW dependent */
-	/* for il_apm_init() */
-	u32 pll_cfg_val;
-	bool set_l0s;
-	bool use_bsm;
-
-	u16 led_compensation;
-	int chain_noise_num_beacons;
-	unsigned int wd_timeout;
-	bool temperature_kelvin;
-	const bool ucode_tracing;
-	const bool sensitivity_calib_by_driver;
-	const bool chain_noise_calib_by_driver;
 };
 
 #define IL_LED_SOLID 11
@@ -1784,6 +1769,22 @@ struct il_cfg {
 	/* params likely to change within a device family */
 	u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
 	enum il_led_mode led_mode;
+
+	int eeprom_size;
+	int num_of_queues;		/* def: HW dependent */
+	int num_of_ampdu_queues;	/* def: HW dependent */
+	/* for il_apm_init() */
+	u32 pll_cfg_val;
+	bool set_l0s;
+	bool use_bsm;
+
+	u16 led_compensation;
+	int chain_noise_num_beacons;
+	unsigned int wd_timeout;
+	bool temperature_kelvin;
+	const bool ucode_tracing;
+	const bool sensitivity_calib_by_driver;
+	const bool chain_noise_calib_by_driver;
 };
 
 /***************************
diff --git a/drivers/net/wireless/iwlegacy/debug.c b/drivers/net/wireless/iwlegacy/debug.c
index dc149c1..faa88b7 100644
--- a/drivers/net/wireless/iwlegacy/debug.c
+++ b/drivers/net/wireless/iwlegacy/debug.c
@@ -361,7 +361,7 @@ il_dbgfs_nvm_read(struct file *file, char __user *user_buf, size_t count,
 	const u8 *ptr;
 	char *buf;
 	u16 eeprom_ver;
-	size_t eeprom_len = il->cfg->base_params->eeprom_size;
+	size_t eeprom_len = il->cfg->eeprom_size;
 	buf_size = 4 * eeprom_len + 256;
 
 	if (eeprom_len % 16) {
@@ -729,7 +729,7 @@ il_dbgfs_traffic_log_read(struct file *file, char __user *user_buf,
 	char *buf;
 	int bufsz =
 	    ((IL_TRAFFIC_ENTRIES * IL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
-	    (il->cfg->base_params->num_of_queues * 32 * 8) + 400;
+	    (il->cfg->num_of_queues * 32 * 8) + 400;
 	const u8 *ptr;
 	ssize_t ret;
 
@@ -835,7 +835,7 @@ il_dbgfs_tx_queue_read(struct file *file, char __user *user_buf, size_t count,
 	int cnt;
 	int ret;
 	const size_t bufsz =
-	    sizeof(char) * 64 * il->cfg->base_params->num_of_queues;
+	    sizeof(char) * 64 * il->cfg->num_of_queues;
 
 	if (!il->txq) {
 		IL_ERR("txq not ready\n");
@@ -1295,7 +1295,7 @@ il_dbgfs_wd_timeout_write(struct file *file, const char __user *user_buf,
 	if (timeout < 0 || timeout > IL_MAX_WD_TIMEOUT)
 		timeout = IL_DEF_WD_TIMEOUT;
 
-	il->cfg->base_params->wd_timeout = timeout;
+	il->cfg->wd_timeout = timeout;
 	il_setup_watchdog(il);
 	return count;
 }
@@ -1369,17 +1369,17 @@ il_dbgfs_register(struct il_priv *il, const char *name)
 	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
 
-	if (il->cfg->base_params->sensitivity_calib_by_driver)
+	if (il->cfg->sensitivity_calib_by_driver)
 		DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
-	if (il->cfg->base_params->chain_noise_calib_by_driver)
+	if (il->cfg->chain_noise_calib_by_driver)
 		DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR);
-	if (il->cfg->base_params->sensitivity_calib_by_driver)
+	if (il->cfg->sensitivity_calib_by_driver)
 		DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
 				 &il->disable_sens_cal);
-	if (il->cfg->base_params->chain_noise_calib_by_driver)
+	if (il->cfg->chain_noise_calib_by_driver)
 		DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
 				 &il->disable_chain_noise_cal);
 	DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &il->disable_tx_power_cal);
-- 
1.7.1

[PATCH 24/25] iwlegacy: remove struct il_tx_info

[Stanislaw Gruszka]

It's just wrapper to sk_buff pointers ...

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/3945-mac.c |    4 +--
 drivers/net/wireless/iwlegacy/3945.c     |   18 +++++++---------
 drivers/net/wireless/iwlegacy/4965-mac.c |   33 ++++++++++++-----------------
 drivers/net/wireless/iwlegacy/4965.c     |   18 +++++++++-------
 drivers/net/wireless/iwlegacy/common.c   |   24 ++++++++++-----------
 drivers/net/wireless/iwlegacy/common.h   |   18 +--------------
 6 files changed, 46 insertions(+), 69 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 40ce692..aa8f5c0 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -538,9 +538,7 @@ il3945_tx_skb(struct il_priv *il, struct sk_buff *skb)
 
 	idx = il_get_cmd_idx(q, q->write_ptr, 0);
 
-	/* Set up driver data for this TFD */
-	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct il_tx_info));
-	txq->txb[q->write_ptr].skb = skb;
+	txq->skbs[q->write_ptr] = skb;
 
 	/* Init first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[idx];
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c
index 7c21a57..6c1ae5f 100644
--- a/drivers/net/wireless/iwlegacy/3945.c
+++ b/drivers/net/wireless/iwlegacy/3945.c
@@ -293,16 +293,16 @@ il3945_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx)
 {
 	struct il_tx_queue *txq = &il->txq[txq_id];
 	struct il_queue *q = &txq->q;
-	struct il_tx_info *tx_info;
+	struct sk_buff *skb;
 
 	BUG_ON(txq_id == IL39_CMD_QUEUE_NUM);
 
 	for (idx = il_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx;
 	     q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
-		tx_info = &txq->txb[txq->q.read_ptr];
-		ieee80211_tx_status_irqsafe(il->hw, tx_info->skb);
-		tx_info->skb = NULL;
+		skb = txq->skbs[txq->q.read_ptr];
+		ieee80211_tx_status_irqsafe(il->hw, skb);
+		txq->skbs[txq->q.read_ptr] = NULL;
 		il->ops->lib->txq_free_tfd(il, txq);
 	}
 
@@ -336,7 +336,7 @@ il3945_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb)
 	}
 
 	txq->time_stamp = jiffies;
-	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb);
+	info = IEEE80211_SKB_CB(txq->skbs[txq->q.read_ptr]);
 	ieee80211_tx_info_clear_status(info);
 
 	/* Fill the MRR chain with some info about on-chip retransmissions */
@@ -660,15 +660,13 @@ il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq)
 				 PCI_DMA_TODEVICE);
 
 	/* free SKB */
-	if (txq->txb) {
-		struct sk_buff *skb;
-
-		skb = txq->txb[txq->q.read_ptr].skb;
+	if (txq->skbs) {
+		struct sk_buff *skb = txq->skbs[txq->q.read_ptr];
 
 		/* can be called from irqs-disabled context */
 		if (skb) {
 			dev_kfree_skb_any(skb);
-			txq->txb[txq->q.read_ptr].skb = NULL;
+			txq->skbs[txq->q.read_ptr] = NULL;
 		}
 	}
 }
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 49dd1e0..2a52e7b 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1753,9 +1753,7 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 
 	spin_unlock(&il->sta_lock);
 
-	/* Set up driver data for this TFD */
-	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct il_tx_info));
-	txq->txb[q->write_ptr].skb = skb;
+	txq->skbs[q->write_ptr] = skb;
 
 	/* Set up first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[q->write_ptr];
@@ -2435,14 +2433,14 @@ il4965_non_agg_tx_status(struct il_priv *il, const u8 *addr1)
 }
 
 static void
-il4965_tx_status(struct il_priv *il, struct il_tx_info *tx_info, bool is_agg)
+il4965_tx_status(struct il_priv *il, struct sk_buff *skb, bool is_agg)
 {
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_info->skb->data;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 
 	if (!is_agg)
 		il4965_non_agg_tx_status(il, hdr->addr1);
 
-	ieee80211_tx_status_irqsafe(il->hw, tx_info->skb);
+	ieee80211_tx_status_irqsafe(il->hw, skb);
 }
 
 int
@@ -2450,9 +2448,9 @@ il4965_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx)
 {
 	struct il_tx_queue *txq = &il->txq[txq_id];
 	struct il_queue *q = &txq->q;
-	struct il_tx_info *tx_info;
 	int nfreed = 0;
 	struct ieee80211_hdr *hdr;
+	struct sk_buff *skb;
 
 	if (idx >= q->n_bd || il_queue_used(q, idx) == 0) {
 		IL_ERR("Read idx for DMA queue txq id (%d), idx %d, "
@@ -2464,19 +2462,18 @@ il4965_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx)
 	for (idx = il_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx;
 	     q->read_ptr = il_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
-		tx_info = &txq->txb[txq->q.read_ptr];
+		skb = txq->skbs[txq->q.read_ptr];
 
-		if (WARN_ON_ONCE(tx_info->skb == NULL))
+		if (WARN_ON_ONCE(skb == NULL))
 			continue;
 
-		hdr = (struct ieee80211_hdr *)tx_info->skb->data;
+		hdr = (struct ieee80211_hdr *) skb->data;
 		if (ieee80211_is_data_qos(hdr->frame_control))
 			nfreed++;
 
-		il4965_tx_status(il, tx_info,
-				 txq_id >= IL4965_FIRST_AMPDU_QUEUE);
-		tx_info->skb = NULL;
+		il4965_tx_status(il, skb, txq_id >= IL4965_FIRST_AMPDU_QUEUE);
 
+		txq->skbs[txq->q.read_ptr] = NULL;
 		il->ops->lib->txq_free_tfd(il, txq);
 	}
 	return nfreed;
@@ -2540,7 +2537,7 @@ il4965_tx_status_reply_compressed_ba(struct il_priv *il, struct il_ht_agg *agg,
 
 	D_TX_REPLY("Bitmap %llx\n", (unsigned long long)bitmap);
 
-	info = IEEE80211_SKB_CB(il->txq[scd_flow].txb[agg->start_idx].skb);
+	info = IEEE80211_SKB_CB(il->txq[scd_flow].skbs[agg->start_idx]);
 	memset(&info->status, 0, sizeof(info->status));
 	info->flags |= IEEE80211_TX_STAT_ACK;
 	info->flags |= IEEE80211_TX_STAT_AMPDU;
@@ -3624,15 +3621,13 @@ il4965_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq)
 				 PCI_DMA_TODEVICE);
 
 	/* free SKB */
-	if (txq->txb) {
-		struct sk_buff *skb;
-
-		skb = txq->txb[txq->q.read_ptr].skb;
+	if (txq->skbs) {
+		struct sk_buff *skb = txq->skbs[txq->q.read_ptr];
 
 		/* can be called from irqs-disabled context */
 		if (skb) {
 			dev_kfree_skb_any(skb);
-			txq->txb[txq->q.read_ptr].skb = NULL;
+			txq->skbs[txq->q.read_ptr] = NULL;
 		}
 	}
 }
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index cf1d016..17a6922 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -1873,7 +1873,7 @@ il4965_tx_status_reply_tx(struct il_priv *il, struct il_ht_agg *agg,
 		D_TX_REPLY("FrameCnt = %d, StartIdx=%d idx=%d\n",
 			   agg->frame_count, agg->start_idx, idx);
 
-		info = IEEE80211_SKB_CB(il->txq[txq_id].txb[idx].skb);
+		info = IEEE80211_SKB_CB(il->txq[txq_id].skbs[idx]);
 		info->status.rates[0].count = tx_resp->failure_frame + 1;
 		info->flags &= ~IEEE80211_TX_CTL_AMPDU;
 		info->flags |= il4965_tx_status_to_mac80211(status);
@@ -1888,6 +1888,7 @@ il4965_tx_status_reply_tx(struct il_priv *il, struct il_ht_agg *agg,
 		/* Two or more frames were attempted; expect block-ack */
 		u64 bitmap = 0;
 		int start = agg->start_idx;
+		struct sk_buff *skb;
 
 		/* Construct bit-map of pending frames within Tx win */
 		for (i = 0; i < agg->frame_count; i++) {
@@ -1905,12 +1906,10 @@ il4965_tx_status_reply_tx(struct il_priv *il, struct il_ht_agg *agg,
 			D_TX_REPLY("FrameCnt = %d, txq_id=%d idx=%d\n",
 				   agg->frame_count, txq_id, idx);
 
-			hdr = il_tx_queue_get_hdr(il, txq_id, idx);
-			if (!hdr) {
-				IL_ERR("BUG_ON idx doesn't point to valid skb"
-				       " idx=%d, txq_id=%d\n", idx, txq_id);
+			skb = il->txq[txq_id].skbs[idx];
+			if (WARN_ON_ONCE(skb == NULL))
 				return -1;
-			}
+			hdr = (struct ieee80211_hdr *) skb->data;
 
 			sc = le16_to_cpu(hdr->seq_ctrl);
 			if (idx != (SEQ_TO_SN(sc) & 0xff)) {
@@ -2018,6 +2017,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb)
 	int txq_id = SEQ_TO_QUEUE(sequence);
 	int idx = SEQ_TO_IDX(sequence);
 	struct il_tx_queue *txq = &il->txq[txq_id];
+	struct sk_buff *skb;
 	struct ieee80211_hdr *hdr;
 	struct ieee80211_tx_info *info;
 	struct il4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
@@ -2036,10 +2036,12 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb)
 	}
 
 	txq->time_stamp = jiffies;
-	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb);
+
+	skb = txq->skbs[txq->q.read_ptr];
+	info = IEEE80211_SKB_CB(skb);
 	memset(&info->status, 0, sizeof(info->status));
 
-	hdr = il_tx_queue_get_hdr(il, txq_id, idx);
+	hdr = (struct ieee80211_hdr *) skb->data;
 	if (ieee80211_is_data_qos(hdr->frame_control)) {
 		qc = ieee80211_get_qos_ctl(hdr);
 		tid = qc[0] & 0xf;
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index 1173521..04ec38e 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -2755,8 +2755,8 @@ il_tx_queue_free(struct il_priv *il, int txq_id)
 				  txq->tfds, txq->q.dma_addr);
 
 	/* De-alloc array of per-TFD driver data */
-	kfree(txq->txb);
-	txq->txb = NULL;
+	kfree(txq->skbs);
+	txq->skbs = NULL;
 
 	/* deallocate arrays */
 	kfree(txq->cmd);
@@ -2930,23 +2930,21 @@ il_tx_queue_alloc(struct il_priv *il, struct il_tx_queue *txq, u32 id)
 	/* Driver ilate data, only for Tx (not command) queues,
 	 * not shared with device. */
 	if (id != il->cmd_queue) {
-		txq->txb = kcalloc(TFD_QUEUE_SIZE_MAX, sizeof(txq->txb[0]),
-				   GFP_KERNEL);
-		if (!txq->txb) {
-			IL_ERR("kmalloc for auxiliary BD "
-			       "structures failed\n");
+		txq->skbs = kcalloc(TFD_QUEUE_SIZE_MAX, sizeof(struct skb *),
+				    GFP_KERNEL);
+		if (!txq->skbs) {
+			IL_ERR("Fail to alloc skbs\n");
 			goto error;
 		}
-	} else {
-		txq->txb = NULL;
-	}
+	} else
+		txq->skbs = NULL;
 
 	/* Circular buffer of transmit frame descriptors (TFDs),
 	 * shared with device */
 	txq->tfds =
 	    dma_alloc_coherent(dev, tfd_sz, &txq->q.dma_addr, GFP_KERNEL);
 	if (!txq->tfds) {
-		IL_ERR("pci_alloc_consistent(%zd) failed\n", tfd_sz);
+		IL_ERR("Fail to alloc TFDs\n");
 		goto error;
 	}
 	txq->q.id = id;
@@ -2954,8 +2952,8 @@ il_tx_queue_alloc(struct il_priv *il, struct il_tx_queue *txq, u32 id)
 	return 0;
 
 error:
-	kfree(txq->txb);
-	txq->txb = NULL;
+	kfree(txq->skbs);
+	txq->skbs = NULL;
 
 	return -ENOMEM;
 }
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 21ed70a..527a1b9 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -143,11 +143,6 @@ struct il_queue {
 				 * space less than this */
 };
 
-/* One for each TFD */
-struct il_tx_info {
-	struct sk_buff *skb;
-};
-
 /**
  * struct il_tx_queue - Tx Queue for DMA
  * @q: generic Rx/Tx queue descriptor
@@ -155,7 +150,7 @@ struct il_tx_info {
  * @cmd: array of command/TX buffer pointers
  * @meta: array of meta data for each command/tx buffer
  * @dma_addr_cmd: physical address of cmd/tx buffer array
- * @txb: array of per-TFD driver data
+ * @skbs: array of per-TFD socket buffer pointers
  * @time_stamp: time (in jiffies) of last read_ptr change
  * @need_update: indicates need to update read/write idx
  * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled
@@ -171,7 +166,7 @@ struct il_tx_queue {
 	void *tfds;
 	struct il_device_cmd **cmd;
 	struct il_cmd_meta *meta;
-	struct il_tx_info *txb;
+	struct sk_buff **skbs;
 	unsigned long time_stamp;
 	u8 need_update;
 	u8 sched_retry;
@@ -1482,15 +1477,6 @@ il_txq_ctx_deactivate(struct il_priv *il, int txq_id)
 	clear_bit(txq_id, &il->txq_ctx_active_msk);
 }
 
-static inline struct ieee80211_hdr *
-il_tx_queue_get_hdr(struct il_priv *il, int txq_id, int idx)
-{
-	if (il->txq[txq_id].txb[idx].skb)
-		return (struct ieee80211_hdr *)il->txq[txq_id].txb[idx].skb->
-		    data;
-	return NULL;
-}
-
 static inline int
 il_is_associated(struct il_priv *il)
 {
-- 
1.7.1

[PATCH 25/25] iwlegacy: remove set_hw_params callback

[Stanislaw Gruszka]

We do not need that callback, settings parameters can be done locally.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/iwlegacy/4965-mac.c |   66 +++++++++++++++++++++++---
 drivers/net/wireless/iwlegacy/4965.c     |   76 ------------------------------
 drivers/net/wireless/iwlegacy/common.h   |    2 -
 3 files changed, 59 insertions(+), 85 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 2a52e7b..235812a 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -6079,7 +6079,34 @@ il4965_hw_detect(struct il_priv *il)
 	D_INFO("HW Revision ID = 0x%X\n", il->rev_id);
 }
 
-static int
+static struct il_sensitivity_ranges il4965_sensitivity = {
+	.min_nrg_cck = 97,
+	.max_nrg_cck = 0,	/* not used, set to 0 */
+
+	.auto_corr_min_ofdm = 85,
+	.auto_corr_min_ofdm_mrc = 170,
+	.auto_corr_min_ofdm_x1 = 105,
+	.auto_corr_min_ofdm_mrc_x1 = 220,
+
+	.auto_corr_max_ofdm = 120,
+	.auto_corr_max_ofdm_mrc = 210,
+	.auto_corr_max_ofdm_x1 = 140,
+	.auto_corr_max_ofdm_mrc_x1 = 270,
+
+	.auto_corr_min_cck = 125,
+	.auto_corr_max_cck = 200,
+	.auto_corr_min_cck_mrc = 200,
+	.auto_corr_max_cck_mrc = 400,
+
+	.nrg_th_cck = 100,
+	.nrg_th_ofdm = 100,
+
+	.barker_corr_th_min = 190,
+	.barker_corr_th_min_mrc = 390,
+	.nrg_th_cca = 62,
+};
+
+static void
 il4965_set_hw_params(struct il_priv *il)
 {
 	il->hw_params.bcast_id = IL4965_BROADCAST_ID;
@@ -6095,8 +6122,36 @@ il4965_set_hw_params(struct il_priv *il)
 	if (il->cfg->mod_params->disable_11n)
 		il->cfg->sku &= ~IL_SKU_N;
 
-	/* Device-specific setup */
-	return il->ops->lib->set_hw_params(il);
+	if (il->cfg->mod_params->num_of_queues >= IL_MIN_NUM_QUEUES &&
+	    il->cfg->mod_params->num_of_queues <= IL49_NUM_QUEUES)
+		il->cfg->num_of_queues =
+		    il->cfg->mod_params->num_of_queues;
+
+	il->hw_params.max_txq_num = il->cfg->num_of_queues;
+	il->hw_params.dma_chnl_num = FH49_TCSR_CHNL_NUM;
+	il->hw_params.scd_bc_tbls_size =
+	    il->cfg->num_of_queues *
+	    sizeof(struct il4965_scd_bc_tbl);
+
+	il->hw_params.tfd_size = sizeof(struct il_tfd);
+	il->hw_params.max_stations = IL4965_STATION_COUNT;
+	il->hw_params.max_data_size = IL49_RTC_DATA_SIZE;
+	il->hw_params.max_inst_size = IL49_RTC_INST_SIZE;
+	il->hw_params.max_bsm_size = BSM_SRAM_SIZE;
+	il->hw_params.ht40_channel = BIT(IEEE80211_BAND_5GHZ);
+
+	il->hw_params.rx_wrt_ptr_reg = FH49_RSCSR_CHNL0_WPTR;
+
+	il->hw_params.tx_chains_num = il4965_num_of_ant(il->cfg->valid_tx_ant);
+	il->hw_params.rx_chains_num = il4965_num_of_ant(il->cfg->valid_rx_ant);
+	il->hw_params.valid_tx_ant = il->cfg->valid_tx_ant;
+	il->hw_params.valid_rx_ant = il->cfg->valid_rx_ant;
+
+	il->hw_params.ct_kill_threshold =
+	   CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY);
+
+	il->hw_params.sens = &il4965_sensitivity;
+	il->hw_params.beacon_time_tsf_bits = IL4965_EXT_BEACON_TIME_POS;
 }
 
 static int
@@ -6230,10 +6285,7 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	/************************
 	 * 5. Setup HW constants
 	 ************************/
-	if (il4965_set_hw_params(il)) {
-		IL_ERR("failed to set hw parameters\n");
-		goto out_free_eeprom;
-	}
+	il4965_set_hw_params(il);
 
 	/*******************
 	 * 6. Setup il
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c
index 17a6922..79e4e79 100644
--- a/drivers/net/wireless/iwlegacy/4965.c
+++ b/drivers/net/wireless/iwlegacy/4965.c
@@ -569,81 +569,6 @@ il4965_chain_noise_reset(struct il_priv *il)
 	}
 }
 
-static struct il_sensitivity_ranges il4965_sensitivity = {
-	.min_nrg_cck = 97,
-	.max_nrg_cck = 0,	/* not used, set to 0 */
-
-	.auto_corr_min_ofdm = 85,
-	.auto_corr_min_ofdm_mrc = 170,
-	.auto_corr_min_ofdm_x1 = 105,
-	.auto_corr_min_ofdm_mrc_x1 = 220,
-
-	.auto_corr_max_ofdm = 120,
-	.auto_corr_max_ofdm_mrc = 210,
-	.auto_corr_max_ofdm_x1 = 140,
-	.auto_corr_max_ofdm_mrc_x1 = 270,
-
-	.auto_corr_min_cck = 125,
-	.auto_corr_max_cck = 200,
-	.auto_corr_min_cck_mrc = 200,
-	.auto_corr_max_cck_mrc = 400,
-
-	.nrg_th_cck = 100,
-	.nrg_th_ofdm = 100,
-
-	.barker_corr_th_min = 190,
-	.barker_corr_th_min_mrc = 390,
-	.nrg_th_cca = 62,
-};
-
-static void
-il4965_set_ct_threshold(struct il_priv *il)
-{
-	/* want Kelvin */
-	il->hw_params.ct_kill_threshold =
-	    CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY);
-}
-
-/**
- * il4965_hw_set_hw_params
- *
- * Called when initializing driver
- */
-static int
-il4965_hw_set_hw_params(struct il_priv *il)
-{
-	if (il->cfg->mod_params->num_of_queues >= IL_MIN_NUM_QUEUES &&
-	    il->cfg->mod_params->num_of_queues <= IL49_NUM_QUEUES)
-		il->cfg->num_of_queues =
-		    il->cfg->mod_params->num_of_queues;
-
-	il->hw_params.max_txq_num = il->cfg->num_of_queues;
-	il->hw_params.dma_chnl_num = FH49_TCSR_CHNL_NUM;
-	il->hw_params.scd_bc_tbls_size =
-	    il->cfg->num_of_queues *
-	    sizeof(struct il4965_scd_bc_tbl);
-	il->hw_params.tfd_size = sizeof(struct il_tfd);
-	il->hw_params.max_stations = IL4965_STATION_COUNT;
-	il->hw_params.max_data_size = IL49_RTC_DATA_SIZE;
-	il->hw_params.max_inst_size = IL49_RTC_INST_SIZE;
-	il->hw_params.max_bsm_size = BSM_SRAM_SIZE;
-	il->hw_params.ht40_channel = BIT(IEEE80211_BAND_5GHZ);
-
-	il->hw_params.rx_wrt_ptr_reg = FH49_RSCSR_CHNL0_WPTR;
-
-	il->hw_params.tx_chains_num = il4965_num_of_ant(il->cfg->valid_tx_ant);
-	il->hw_params.rx_chains_num = il4965_num_of_ant(il->cfg->valid_rx_ant);
-	il->hw_params.valid_tx_ant = il->cfg->valid_tx_ant;
-	il->hw_params.valid_rx_ant = il->cfg->valid_rx_ant;
-
-	il4965_set_ct_threshold(il);
-
-	il->hw_params.sens = &il4965_sensitivity;
-	il->hw_params.beacon_time_tsf_bits = IL4965_EXT_BEACON_TIME_POS;
-
-	return 0;
-}
-
 static s32
 il4965_math_div_round(s32 num, s32 denom, s32 * res)
 {
@@ -2276,7 +2201,6 @@ static struct il_hcmd_utils_ops il4965_hcmd_utils = {
 };
 
 static struct il_lib_ops il4965_lib = {
-	.set_hw_params = il4965_hw_set_hw_params,
 	.txq_update_byte_cnt_tbl = il4965_txq_update_byte_cnt_tbl,
 	.txq_attach_buf_to_tfd = il4965_hw_txq_attach_buf_to_tfd,
 	.txq_free_tfd = il4965_hw_txq_free_tfd,
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index 527a1b9..7080956 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1592,8 +1592,6 @@ struct il_temp_ops {
 };
 
 struct il_lib_ops {
-	/* set hw dependent parameters */
-	int (*set_hw_params) (struct il_priv *il);
 	/* Handling TX */
 	void (*txq_update_byte_cnt_tbl) (struct il_priv *il,
 					 struct il_tx_queue *txq,
-- 
1.7.1

Re: [PATCH 14/25] iwlegacy: remove ctx interface_modes

[Gertjan van Wingerde]

Hi Stanislaw,



On 3 feb. 2012, at 13:07, Stanislaw Gruszka <sgruszka@redhat.com> wrote:

> Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
> ---
> drivers/net/wireless/iwlegacy/3945-mac.c |    6 ++----
> drivers/net/wireless/iwlegacy/4965-mac.c |    6 ++----
> drivers/net/wireless/iwlegacy/common.c   |   29 ++++-------------------------
> drivers/net/wireless/iwlegacy/common.h   |    2 --
> drivers/net/wireless/rt2x00/rt2800usb.c  |   16 ++--------------
> 5 files changed, 10 insertions(+), 49 deletions(-)
> 

There's a change to rt2800usb here that doesn't belong here.


> diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
> index 52cac0c..7c81f5a 100644
> --- a/drivers/net/wireless/iwlegacy/3945-mac.c
> +++ b/drivers/net/wireless/iwlegacy/3945-mac.c
> @@ -3557,7 +3557,8 @@ il3945_setup_mac(struct il_priv *il)
>    /* Tell mac80211 our characteristics */
>    hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SPECTRUM_MGMT;
> 
> -    hw->wiphy->interface_modes = il->ctx.interface_modes;
> +    hw->wiphy->interface_modes =
> +        BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
> 
>    hw->wiphy->flags |=
>        WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS |
> @@ -3617,9 +3618,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> 
>    il->cmd_queue = IL39_CMD_QUEUE_NUM;
> 
> -    il->ctx.interface_modes =
> -        BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
> -
>    /*
>     * Disabling hardware scan means that mac80211 will perform scans
>     * "the hard way", rather than using device's scan.
> diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
> index 35d868c..1dd0014 100644
> --- a/drivers/net/wireless/iwlegacy/4965-mac.c
> +++ b/drivers/net/wireless/iwlegacy/4965-mac.c
> @@ -5454,8 +5454,8 @@ il4965_mac_setup_register(struct il_priv *il, u32 max_probe_length)
>    hw->sta_data_size = sizeof(struct il_station_priv);
>    hw->vif_data_size = sizeof(struct il_vif_priv);
> 
> -    hw->wiphy->interface_modes |= il->ctx.interface_modes;
> -    hw->wiphy->interface_modes |= il->ctx.exclusive_interface_modes;
> +    hw->wiphy->interface_modes =
> +        BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
> 
>    hw->wiphy->flags |=
>        WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS;
> @@ -6141,8 +6141,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>    il->ctx.is_active = true;
>    il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
>    il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
> -    il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
> -    il->ctx.interface_modes = BIT(NL80211_IFTYPE_STATION);
> 
>    SET_IEEE80211_DEV(hw, &pdev->dev);
> 
> diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
> index ac26985..7f4c6bf 100644
> --- a/drivers/net/wireless/iwlegacy/common.c
> +++ b/drivers/net/wireless/iwlegacy/common.c
> @@ -4566,7 +4566,6 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
>    struct il_priv *il = hw->priv;
>    struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
>    int err;
> -    u32 modes;
> 
>    D_MAC80211("enter: type %d, addr %pM\n", vif->type, vif->addr);
> 
> @@ -4578,15 +4577,7 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
>        goto out;
>    }
> 
> -    /* check if busy context is exclusive */
> -    if (il->ctx.vif &&
> -        (il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type))) {
> -        err = -EINVAL;
> -        goto out;
> -    }
> -
> -    modes = il->ctx.interface_modes | il->ctx.exclusive_interface_modes;
> -    if (!(modes & BIT(vif->type))) {
> +    if (il->ctx.vif) {
>        err = -EOPNOTSUPP;
>        goto out;
>    }
> @@ -4979,10 +4970,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
> {
>    struct il_priv *il = hw->priv;
>    struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
> -    u32 modes;
>    int err;
> 
> -    newtype = ieee80211_iftype_p2p(newtype, newp2p);
> +    if (newp2p)
> +        return -EOPNOTSUPP;
> 
>    mutex_lock(&il->mutex);
> 
> @@ -4995,22 +4986,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
>        goto out;
>    }
> 
> -    modes = ctx->interface_modes | ctx->exclusive_interface_modes;
> -    if (!(modes & BIT(newtype))) {
> -        err = -EOPNOTSUPP;
> -        goto out;
> -    }
> -
> -    if ((il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type)) ||
> -        (il->ctx.exclusive_interface_modes & BIT(newtype))) {
> -        err = -EINVAL;
> -        goto out;
> -    }
> -
>    /* success */
>    il_teardown_interface(il, vif, true);
>    vif->type = newtype;
> -    vif->p2p = newp2p;
> +    vif->p2p = false;
>    err = il_setup_interface(il, ctx);
>    WARN_ON(err);
>    /*
> diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
> index a872175..eddf22d 100644
> --- a/drivers/net/wireless/iwlegacy/common.h
> +++ b/drivers/net/wireless/iwlegacy/common.h
> @@ -1165,8 +1165,6 @@ struct il_rxon_context {
>     */
>    bool always_active, is_active;
> 
> -    u32 interface_modes, exclusive_interface_modes;
> -
>    struct il_qos_info qos_data;
> 
>    struct {
> diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
> index f0074bc..0807c09 100644
> --- a/drivers/net/wireless/rt2x00/rt2800usb.c
> +++ b/drivers/net/wireless/rt2x00/rt2800usb.c
> @@ -272,17 +272,6 @@ static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
>    rt2x00usb_disable_radio(rt2x00dev);
> }
> 
> -static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
> -                   enum dev_state state)
> -{
> -    if (state == STATE_AWAKE)
> -        rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2);
> -    else
> -        rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
> -
> -    return 0;
> -}
> -
> static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
>                      enum dev_state state)
> {
> @@ -295,7 +284,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
>         * to be woken up. After that it needs a bit of time
>         * to be fully awake and then the radio can be enabled.
>         */
> -        rt2800usb_set_state(rt2x00dev, STATE_AWAKE);
> +        rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
>        msleep(1);
>        retval = rt2800usb_enable_radio(rt2x00dev);
>        break;
> @@ -305,7 +294,6 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
>         * be put to sleep for powersaving.
>         */
>        rt2800usb_disable_radio(rt2x00dev);
> -        rt2800usb_set_state(rt2x00dev, STATE_SLEEP);
>        break;
>    case STATE_RADIO_IRQ_ON:
>    case STATE_RADIO_IRQ_OFF:
> @@ -315,7 +303,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev,
>    case STATE_SLEEP:
>    case STATE_STANDBY:
>    case STATE_AWAKE:
> -        retval = rt2800usb_set_state(rt2x00dev, state);
> +        rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2);
>        break;
>    default:
>        retval = -ENOTSUPP;
> -- 
> 1.7.1
> 
> --
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> More majordomo info at  http://vger.kernel.org/majordomo-info.html

Re: [PATCH 14/25] iwlegacy: remove ctx interface_modes

[Stanislaw Gruszka]

On Fri, Feb 03, 2012 at 01:47:10PM +0100, Gertjan van Wingerde wrote:
> On 3 feb. 2012, at 13:07, Stanislaw Gruszka <sgruszka@redhat.com> wrote:
> 
> > Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
> > ---
> > drivers/net/wireless/iwlegacy/3945-mac.c |    6 ++----
> > drivers/net/wireless/iwlegacy/4965-mac.c |    6 ++----
> > drivers/net/wireless/iwlegacy/common.c   |   29 ++++-------------------------
> > drivers/net/wireless/iwlegacy/common.h   |    2 --
> > drivers/net/wireless/rt2x00/rt2800usb.c  |   16 ++--------------
> > 5 files changed, 10 insertions(+), 49 deletions(-)
> > 
> 
> There's a change to rt2800usb here that doesn't belong here.

Thank you very much Gertjan! I guess I should not work on many things
at once ...

[PATCH 14/25 v2] iwlegacy: remove ctx interface_modes

[Stanislaw Gruszka]

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
v2 does not contain rt2x00 changes
  
 drivers/net/wireless/iwlegacy/3945-mac.c |    6 ++----
 drivers/net/wireless/iwlegacy/4965-mac.c |    6 ++----
 drivers/net/wireless/iwlegacy/common.c   |   29 ++++-------------------------
 drivers/net/wireless/iwlegacy/common.h   |    2 --
 4 files changed, 8 insertions(+), 35 deletions(-)

diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c
index 52cac0c..7c81f5a 100644
--- a/drivers/net/wireless/iwlegacy/3945-mac.c
+++ b/drivers/net/wireless/iwlegacy/3945-mac.c
@@ -3557,7 +3557,8 @@ il3945_setup_mac(struct il_priv *il)
 	/* Tell mac80211 our characteristics */
 	hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SPECTRUM_MGMT;
 
-	hw->wiphy->interface_modes = il->ctx.interface_modes;
+	hw->wiphy->interface_modes =
+	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 
 	hw->wiphy->flags |=
 	    WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS |
@@ -3617,9 +3618,6 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	il->cmd_queue = IL39_CMD_QUEUE_NUM;
 
-	il->ctx.interface_modes =
-	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
-
 	/*
 	 * Disabling hardware scan means that mac80211 will perform scans
 	 * "the hard way", rather than using device's scan.
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index 35d868c..1dd0014 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -5454,8 +5454,8 @@ il4965_mac_setup_register(struct il_priv *il, u32 max_probe_length)
 	hw->sta_data_size = sizeof(struct il_station_priv);
 	hw->vif_data_size = sizeof(struct il_vif_priv);
 
-	hw->wiphy->interface_modes |= il->ctx.interface_modes;
-	hw->wiphy->interface_modes |= il->ctx.exclusive_interface_modes;
+	hw->wiphy->interface_modes =
+	    BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
 
 	hw->wiphy->flags |=
 	    WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS;
@@ -6141,8 +6141,6 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	il->ctx.is_active = true;
 	il->ctx.ac_to_fifo = il4965_bss_ac_to_fifo;
 	il->ctx.ac_to_queue = il4965_bss_ac_to_queue;
-	il->ctx.exclusive_interface_modes = BIT(NL80211_IFTYPE_ADHOC);
-	il->ctx.interface_modes = BIT(NL80211_IFTYPE_STATION);
 
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 
diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
index ac26985..7f4c6bf 100644
--- a/drivers/net/wireless/iwlegacy/common.c
+++ b/drivers/net/wireless/iwlegacy/common.c
@@ -4566,7 +4566,6 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	struct il_priv *il = hw->priv;
 	struct il_vif_priv *vif_priv = (void *)vif->drv_priv;
 	int err;
-	u32 modes;
 
 	D_MAC80211("enter: type %d, addr %pM\n", vif->type, vif->addr);
 
@@ -4578,15 +4577,7 @@ il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 		goto out;
 	}
 
-	/* check if busy context is exclusive */
-	if (il->ctx.vif &&
-	    (il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type))) {
-		err = -EINVAL;
-		goto out;
-	}
-
-	modes = il->ctx.interface_modes | il->ctx.exclusive_interface_modes;
-	if (!(modes & BIT(vif->type))) {
+	if (il->ctx.vif) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}
@@ -4979,10 +4970,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 {
 	struct il_priv *il = hw->priv;
 	struct il_rxon_context *ctx = il_rxon_ctx_from_vif(vif);
-	u32 modes;
 	int err;
 
-	newtype = ieee80211_iftype_p2p(newtype, newp2p);
+	if (newp2p)
+		return -EOPNOTSUPP;
 
 	mutex_lock(&il->mutex);
 
@@ -4995,22 +4986,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		goto out;
 	}
 
-	modes = ctx->interface_modes | ctx->exclusive_interface_modes;
-	if (!(modes & BIT(newtype))) {
-		err = -EOPNOTSUPP;
-		goto out;
-	}
-
-	if ((il->ctx.exclusive_interface_modes & BIT(il->ctx.vif->type)) ||
-	    (il->ctx.exclusive_interface_modes & BIT(newtype))) {
-		err = -EINVAL;
-		goto out;
-	}
-
 	/* success */
 	il_teardown_interface(il, vif, true);
 	vif->type = newtype;
-	vif->p2p = newp2p;
+	vif->p2p = false;
 	err = il_setup_interface(il, ctx);
 	WARN_ON(err);
 	/*
diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
index a872175..eddf22d 100644
--- a/drivers/net/wireless/iwlegacy/common.h
+++ b/drivers/net/wireless/iwlegacy/common.h
@@ -1165,8 +1165,6 @@ struct il_rxon_context {
 	 */
 	bool always_active, is_active;
 
-	u32 interface_modes, exclusive_interface_modes;
-
 	struct il_qos_info qos_data;
 
 	struct {
-- 
1.7.1

Re: [PATCH 0/25] iwlegacy update 2012-02-03

[Stanislaw Gruszka]

On Fri, Feb 03, 2012 at 01:07:00PM +0100, Stanislaw Gruszka wrote:
> This patch set include various cleanups, mostly patches intended to
> remove unused "ctx" structure.

John, please drop this set, except problem pointed by Gertjan, it also
breaks compilation with CONFIG_IWLEGACY_DEBUGFS=y. I'll repost fixed
set shortly.

Stanislaw