diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-05-24 01:13:01 -0700 |
---|---|---|
committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-05-24 01:13:01 -0700 |
commit | e644dae645e167d154c0526358940986682a72b0 (patch) | |
tree | 972993c6568085b8d407fc7e13de10f4b93c651d /drivers/net/wireless/iwlegacy/4965.c | |
parent | 899c612d74d4a242158a4db20367388d6299c028 (diff) | |
parent | 86809173ce32ef03bd4d0389dfc72df0c805e9c4 (diff) |
Merge branch 'next' into for-linus
Diffstat (limited to 'drivers/net/wireless/iwlegacy/4965.c')
-rw-r--r-- | drivers/net/wireless/iwlegacy/4965.c | 698 |
1 files changed, 125 insertions, 573 deletions
diff --git a/drivers/net/wireless/iwlegacy/4965.c b/drivers/net/wireless/iwlegacy/4965.c index cacbc03880b..5db11714e04 100644 --- a/drivers/net/wireless/iwlegacy/4965.c +++ b/drivers/net/wireless/iwlegacy/4965.c @@ -264,10 +264,6 @@ il4965_led_enable(struct il_priv *il) _il_wr(il, CSR_LED_REG, CSR_LED_REG_TRUN_ON); } -const struct il_led_ops il4965_led_ops = { - .cmd = il4965_send_led_cmd, -}; - static int il4965_send_tx_power(struct il_priv *il); static int il4965_hw_get_temperature(struct il_priv *il); @@ -508,7 +504,7 @@ iw4965_is_ht40_channel(__le32 rxon_flags) chan_mod == CHANNEL_MODE_MIXED); } -static void +void il4965_nic_config(struct il_priv *il) { unsigned long flags; @@ -569,82 +565,6 @@ 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->base_params->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.dma_chnl_num = FH49_TCSR_CHNL_NUM; - il->hw_params.scd_bc_tbls_size = - il->cfg->base_params->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->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; - 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) { @@ -1342,7 +1262,6 @@ 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 +1270,16 @@ 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; @@ -1372,12 +1291,12 @@ 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; - 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 +1311,16 @@ 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), @@ -1411,23 +1330,20 @@ 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 *)&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; - if (!ctx->is_active) - 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); + ret = il_check_rxon_cmd(il); if (ret) { IL_ERR("Invalid RXON configuration. Not committing.\n"); return -EINVAL; @@ -1438,7 +1354,7 @@ 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); @@ -1447,15 +1363,15 @@ 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, &ctx->staging, sizeof(*active_rxon)); - il_print_rx_config_cmd(il, ctx); + memcpy(active_rxon, &il->staging, sizeof(*active_rxon)); + il_print_rx_config_cmd(il); /* * We do not commit tx power settings while channel changing, * do it now if tx power changed. @@ -1468,12 +1384,12 @@ 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; 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 @@ -1483,9 +1399,9 @@ 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; @@ -1494,9 +1410,9 @@ 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); + 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 @@ -1504,17 +1420,17 @@ 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); + 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); return ret; } D_INFO("Return from !new_assoc RXON.\n"); - memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon)); - il_clear_ucode_stations(il, ctx); - il_restore_stations(il, ctx); - ret = il4965_restore_default_wep_keys(il, ctx); + memcpy(active_rxon, &il->staging, sizeof(*active_rxon)); + 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; @@ -1526,15 +1442,15 @@ 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, - sizeof(struct il_rxon_cmd), &ctx->staging); + 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); 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); + il_print_rx_config_cmd(il); il4965_init_sensitivity(il); @@ -1553,7 +1469,6 @@ 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; @@ -1564,21 +1479,24 @@ 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); - struct ieee80211_vif *vif = ctx->vif; - band = il->band == IEEE80211_BAND_2GHZ; + u16 beacon_interval = le16_to_cpu(il->timing.beacon_interval); + 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(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 +1529,7 @@ 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; } @@ -1756,7 +1674,7 @@ il4965_is_temp_calib_needed(struct il_priv *il) return 1; } -static void +void il4965_temperature_calib(struct il_priv *il) { s32 temp; @@ -1815,339 +1733,21 @@ il4965_build_addsta_hcmd(const struct il_addsta_cmd *cmd, u8 * data) return (u16) sizeof(struct il4965_addsta_cmd); } -static inline u32 -il4965_get_scd_ssn(struct il4965_tx_resp *tx_resp) -{ - return le32_to_cpup(&tx_resp->u.status + tx_resp->frame_count) & MAX_SN; -} - -static inline u32 -il4965_tx_status_to_mac80211(u32 status) -{ - status &= TX_STATUS_MSK; - - switch (status) { - case TX_STATUS_SUCCESS: - case TX_STATUS_DIRECT_DONE: - return IEEE80211_TX_STAT_ACK; - case TX_STATUS_FAIL_DEST_PS: - return IEEE80211_TX_STAT_TX_FILTERED; - default: - return 0; - } -} - -static inline bool -il4965_is_tx_success(u32 status) -{ - status &= TX_STATUS_MSK; - return (status == TX_STATUS_SUCCESS || status == TX_STATUS_DIRECT_DONE); -} - -/** - * il4965_tx_status_reply_tx - Handle Tx response for frames in aggregation queue - */ -static int -il4965_tx_status_reply_tx(struct il_priv *il, struct il_ht_agg *agg, - struct il4965_tx_resp *tx_resp, int txq_id, - u16 start_idx) -{ - u16 status; - struct agg_tx_status *frame_status = tx_resp->u.agg_status; - struct ieee80211_tx_info *info = NULL; - struct ieee80211_hdr *hdr = NULL; - u32 rate_n_flags = le32_to_cpu(tx_resp->rate_n_flags); - int i, sh, idx; - u16 seq; - if (agg->wait_for_ba) - D_TX_REPLY("got tx response w/o block-ack\n"); - - agg->frame_count = tx_resp->frame_count; - agg->start_idx = start_idx; - agg->rate_n_flags = rate_n_flags; - agg->bitmap = 0; - - /* num frames attempted by Tx command */ - if (agg->frame_count == 1) { - /* Only one frame was attempted; no block-ack will arrive */ - status = le16_to_cpu(frame_status[0].status); - idx = start_idx; - - 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->status.rates[0].count = tx_resp->failure_frame + 1; - info->flags &= ~IEEE80211_TX_CTL_AMPDU; - info->flags |= il4965_tx_status_to_mac80211(status); - il4965_hwrate_to_tx_control(il, rate_n_flags, info); - - D_TX_REPLY("1 Frame 0x%x failure :%d\n", status & 0xff, - tx_resp->failure_frame); - D_TX_REPLY("Rate Info rate_n_flags=%x\n", rate_n_flags); - - agg->wait_for_ba = 0; - } else { - /* Two or more frames were attempted; expect block-ack */ - u64 bitmap = 0; - int start = agg->start_idx; - - /* Construct bit-map of pending frames within Tx win */ - for (i = 0; i < agg->frame_count; i++) { - u16 sc; - status = le16_to_cpu(frame_status[i].status); - seq = le16_to_cpu(frame_status[i].sequence); - idx = SEQ_TO_IDX(seq); - txq_id = SEQ_TO_QUEUE(seq); - - if (status & - (AGG_TX_STATE_FEW_BYTES_MSK | - AGG_TX_STATE_ABORT_MSK)) - continue; - - 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); - return -1; - } - - sc = le16_to_cpu(hdr->seq_ctrl); - if (idx != (SEQ_TO_SN(sc) & 0xff)) { - IL_ERR("BUG_ON idx doesn't match seq control" - " idx=%d, seq_idx=%d, seq=%d\n", idx, - SEQ_TO_SN(sc), hdr->seq_ctrl); - return -1; - } - - D_TX_REPLY("AGG Frame i=%d idx %d seq=%d\n", i, idx, - SEQ_TO_SN(sc)); - - sh = idx - start; - if (sh > 64) { - sh = (start - idx) + 0xff; - bitmap = bitmap << sh; - sh = 0; - start = idx; - } else if (sh < -64) - sh = 0xff - (start - idx); - else if (sh < 0) { - sh = start - idx; - start = idx; - bitmap = bitmap << sh; - sh = 0; - } - bitmap |= 1ULL << sh; - D_TX_REPLY("start=%d bitmap=0x%llx\n", start, - (unsigned long long)bitmap); - } - - agg->bitmap = bitmap; - agg->start_idx = start; - D_TX_REPLY("Frames %d start_idx=%d bitmap=0x%llx\n", - agg->frame_count, agg->start_idx, - (unsigned long long)agg->bitmap); - - if (bitmap) - agg->wait_for_ba = 1; - } - return 0; -} - -static u8 -il4965_find_station(struct il_priv *il, const u8 * addr) -{ - int i; - int start = 0; - int ret = IL_INVALID_STATION; - unsigned long flags; - - if ((il->iw_mode == NL80211_IFTYPE_ADHOC)) - start = IL_STA_ID; - - if (is_broadcast_ether_addr(addr)) - return il->ctx.bcast_sta_id; - - spin_lock_irqsave(&il->sta_lock, flags); - for (i = start; i < il->hw_params.max_stations; i++) - if (il->stations[i].used && - (!compare_ether_addr(il->stations[i].sta.sta.addr, addr))) { - ret = i; - goto out; - } - - D_ASSOC("can not find STA %pM total %d\n", addr, il->num_stations); - -out: - /* - * It may be possible that more commands interacting with stations - * arrive before we completed processing the adding of - * station - */ - if (ret != IL_INVALID_STATION && - (!(il->stations[ret].used & IL_STA_UCODE_ACTIVE) || - ((il->stations[ret].used & IL_STA_UCODE_ACTIVE) && - (il->stations[ret].used & IL_STA_UCODE_INPROGRESS)))) { - IL_ERR("Requested station info for sta %d before ready.\n", - ret); - ret = IL_INVALID_STATION; - } - spin_unlock_irqrestore(&il->sta_lock, flags); - return ret; -} - -static int -il4965_get_ra_sta_id(struct il_priv *il, struct ieee80211_hdr *hdr) -{ - if (il->iw_mode == NL80211_IFTYPE_STATION) { - return IL_AP_ID; - } else { - u8 *da = ieee80211_get_DA(hdr); - return il4965_find_station(il, da); - } -} - -/** - * il4965_hdl_tx - Handle standard (non-aggregation) Tx response - */ -static void -il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) -{ - struct il_rx_pkt *pkt = rxb_addr(rxb); - u16 sequence = le16_to_cpu(pkt->hdr.sequence); - int txq_id = SEQ_TO_QUEUE(sequence); - int idx = SEQ_TO_IDX(sequence); - struct il_tx_queue *txq = &il->txq[txq_id]; - struct ieee80211_hdr *hdr; - struct ieee80211_tx_info *info; - struct il4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0]; - u32 status = le32_to_cpu(tx_resp->u.status); - int uninitialized_var(tid); - int sta_id; - int freed; - u8 *qc = NULL; - unsigned long flags; - - if (idx >= txq->q.n_bd || il_queue_used(&txq->q, idx) == 0) { - IL_ERR("Read idx for DMA queue txq_id (%d) idx %d " - "is out of range [0-%d] %d %d\n", txq_id, idx, - txq->q.n_bd, txq->q.write_ptr, txq->q.read_ptr); - return; - } - - txq->time_stamp = jiffies; - info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb); - memset(&info->status, 0, sizeof(info->status)); - - hdr = il_tx_queue_get_hdr(il, txq_id, idx); - if (ieee80211_is_data_qos(hdr->frame_control)) { - qc = ieee80211_get_qos_ctl(hdr); - tid = qc[0] & 0xf; - } - - sta_id = il4965_get_ra_sta_id(il, hdr); - if (txq->sched_retry && unlikely(sta_id == IL_INVALID_STATION)) { - IL_ERR("Station not known\n"); - return; - } - - spin_lock_irqsave(&il->sta_lock, flags); - if (txq->sched_retry) { - const u32 scd_ssn = il4965_get_scd_ssn(tx_resp); - struct il_ht_agg *agg = NULL; - WARN_ON(!qc); - - agg = &il->stations[sta_id].tid[tid].agg; - - il4965_tx_status_reply_tx(il, agg, tx_resp, txq_id, idx); - - /* check if BAR is needed */ - if ((tx_resp->frame_count == 1) && - !il4965_is_tx_success(status)) - info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK; - - if (txq->q.read_ptr != (scd_ssn & 0xff)) { - idx = il_queue_dec_wrap(scd_ssn & 0xff, txq->q.n_bd); - D_TX_REPLY("Retry scheduler reclaim scd_ssn " - "%d idx %d\n", scd_ssn, idx); - freed = il4965_tx_queue_reclaim(il, txq_id, idx); - if (qc) - il4965_free_tfds_in_queue(il, sta_id, tid, - freed); - - if (il->mac80211_registered && - il_queue_space(&txq->q) > txq->q.low_mark && - agg->state != IL_EMPTYING_HW_QUEUE_DELBA) - il_wake_queue(il, txq); - } - } else { - info->status.rates[0].count = tx_resp->failure_frame + 1; - info->flags |= il4965_tx_status_to_mac80211(status); - il4965_hwrate_to_tx_control(il, - le32_to_cpu(tx_resp->rate_n_flags), - info); - - D_TX_REPLY("TXQ %d status %s (0x%08x) " - "rate_n_flags 0x%x retries %d\n", txq_id, - il4965_get_tx_fail_reason(status), status, - le32_to_cpu(tx_resp->rate_n_flags), - tx_resp->failure_frame); - - freed = il4965_tx_queue_reclaim(il, txq_id, idx); - if (qc && likely(sta_id != IL_INVALID_STATION)) - il4965_free_tfds_in_queue(il, sta_id, tid, freed); - else if (sta_id == IL_INVALID_STATION) - D_TX_REPLY("Station not known\n"); - - if (il->mac80211_registered && - il_queue_space(&txq->q) > txq->q.low_mark) - il_wake_queue(il, txq); - } - if (qc && likely(sta_id != IL_INVALID_STATION)) - il4965_txq_check_empty(il, sta_id, tid, txq_id); - - il4965_check_abort_status(il, tx_resp->frame_count, status); - - spin_unlock_irqrestore(&il->sta_lock, flags); -} - -/* Set up 4965-specific Rx frame reply handlers */ -static void -il4965_handler_setup(struct il_priv *il) -{ - /* Legacy Rx frames */ - il->handlers[N_RX] = il4965_hdl_rx; - /* Tx response */ - il->handlers[C_TX] = il4965_hdl_tx; -} - -static struct il_hcmd_ops il4965_hcmd = { - .rxon_assoc = il4965_send_rxon_assoc, - .commit_rxon = il4965_commit_rxon, - .set_rxon_chain = il4965_set_rxon_chain, -}; - 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(&ctx->staging, &ctx->active, sizeof(ctx->staging))) - il_commit_rxon(il, ctx); + if (memcmp(&il->staging, &il->active, sizeof(il->staging))) + 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; @@ -2161,41 +1761,41 @@ il4965_post_associate(struct il_priv *il) conf = &il->hw->conf; - ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK; - il_commit_rxon(il, ctx); + il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK; + 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"); - 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); + if (il->ops->set_rxon_chain) + il->ops->set_rxon_chain(il); - 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); + il_commit_rxon(il); 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: @@ -2223,8 +1823,7 @@ 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); @@ -2233,14 +1832,14 @@ 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_commit_rxon(il, ctx); + il->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK; + 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"); @@ -2248,133 +1847,63 @@ 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, ctx); + if (il->ops->set_rxon_chain) + il->ops->set_rxon_chain(il); - 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_commit_rxon(il, ctx); + il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; + il_commit_rxon(il); } il4965_send_beacon_cmd(il); } -static struct il_hcmd_utils_ops il4965_hcmd_utils = { - .get_hcmd_size = il4965_get_hcmd_size, - .build_addsta_hcmd = il4965_build_addsta_hcmd, - .request_scan = il4965_request_scan, - .post_scan = il4965_post_scan, -}; - -static struct il_lib_ops il4965_lib = { - .set_hw_params = il4965_hw_set_hw_params, +const struct il_ops il4965_ops = { .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, .txq_init = il4965_hw_tx_queue_init, - .handler_setup = il4965_handler_setup, .is_valid_rtc_data_addr = il4965_hw_valid_rtc_data_addr, .init_alive_start = il4965_init_alive_start, .load_ucode = il4965_load_bsm, .dump_nic_error_log = il4965_dump_nic_error_log, .dump_fh = il4965_dump_fh, .set_channel_switch = il4965_hw_channel_switch, - .apm_ops = { - .init = il_apm_init, - .config = il4965_nic_config, - }, - .eeprom_ops = { - .regulatory_bands = { - EEPROM_REGULATORY_BAND_1_CHANNELS, - EEPROM_REGULATORY_BAND_2_CHANNELS, - EEPROM_REGULATORY_BAND_3_CHANNELS, - EEPROM_REGULATORY_BAND_4_CHANNELS, - EEPROM_REGULATORY_BAND_5_CHANNELS, - EEPROM_4965_REGULATORY_BAND_24_HT40_CHANNELS, - EEPROM_4965_REGULATORY_BAND_52_HT40_CHANNELS}, - .acquire_semaphore = il4965_eeprom_acquire_semaphore, - .release_semaphore = il4965_eeprom_release_semaphore, - }, + .apm_init = il_apm_init, .send_tx_power = il4965_send_tx_power, .update_chain_flags = il4965_update_chain_flags, - .temp_ops = { - .temperature = il4965_temperature_calib, - }, -#ifdef CONFIG_IWLEGACY_DEBUGFS - .debugfs_ops = { - .rx_stats_read = il4965_ucode_rx_stats_read, - .tx_stats_read = il4965_ucode_tx_stats_read, - .general_stats_read = il4965_ucode_general_stats_read, - }, -#endif -}; + .eeprom_acquire_semaphore = il4965_eeprom_acquire_semaphore, + .eeprom_release_semaphore = il4965_eeprom_release_semaphore, + + .rxon_assoc = il4965_send_rxon_assoc, + .commit_rxon = il4965_commit_rxon, + .set_rxon_chain = il4965_set_rxon_chain, + + .get_hcmd_size = il4965_get_hcmd_size, + .build_addsta_hcmd = il4965_build_addsta_hcmd, + .request_scan = il4965_request_scan, + .post_scan = il4965_post_scan, -static const struct il_legacy_ops il4965_legacy_ops = { .post_associate = il4965_post_associate, .config_ap = il4965_config_ap, .manage_ibss_station = il4965_manage_ibss_station, .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 = { - .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 = { - .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, + .send_led_cmd = il4965_send_led_cmd, }; struct il_cfg il4965_cfg = { @@ -2387,15 +1916,38 @@ 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, /* * 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, + + .regulatory_bands = { + EEPROM_REGULATORY_BAND_1_CHANNELS, + EEPROM_REGULATORY_BAND_2_CHANNELS, + EEPROM_REGULATORY_BAND_3_CHANNELS, + EEPROM_REGULATORY_BAND_4_CHANNELS, + EEPROM_REGULATORY_BAND_5_CHANNELS, + EEPROM_4965_REGULATORY_BAND_24_HT40_CHANNELS, + EEPROM_4965_REGULATORY_BAND_52_HT40_CHANNELS + }, + }; /* Module firmware */ |