diff options
Diffstat (limited to 'drivers/net/wireless/iwlegacy/3945.c')
-rw-r--r-- | drivers/net/wireless/iwlegacy/3945.c | 228 |
1 files changed, 101 insertions, 127 deletions
diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c index c80eb9b..c5b1d19 100644 --- a/drivers/net/wireless/iwlegacy/3945.c +++ b/drivers/net/wireless/iwlegacy/3945.c @@ -57,10 +57,6 @@ il3945_send_led_cmd(struct il_priv *il, struct il_led_cmd *led_cmd) return il_send_cmd(il, &cmd); } -const struct il_led_ops il3945_led_ops = { - .cmd = il3945_send_led_cmd, -}; - #define IL_DECLARE_RATE_INFO(r, ip, in, rp, rn, pp, np) \ [RATE_##r##M_IDX] = { RATE_##r##M_PLCP, \ RATE_##r##M_IEEE, \ @@ -293,17 +289,17 @@ 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; - il->cfg->ops->lib->txq_free_tfd(il, txq); + skb = txq->skbs[txq->q.read_ptr]; + ieee80211_tx_status_irqsafe(il->hw, skb); + txq->skbs[txq->q.read_ptr] = NULL; + il->ops->txq_free_tfd(il, txq); } if (il_queue_space(q) > q->low_mark && txq_id >= 0 && @@ -336,7 +332,7 @@ 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 */ @@ -577,8 +573,6 @@ il3945_hdl_rx(struct il_priv *il, struct il_rx_buf *rxb) network_packet ? '*' : ' ', le16_to_cpu(rx_hdr->channel), rx_status.signal, rx_status.signal, rx_status.rate_idx); - il_dbg_log_rx_data_frame(il, le16_to_cpu(rx_hdr->len), header); - if (network_packet) { il->_3945.last_beacon_time = le32_to_cpu(rx_end->beacon_timestamp); @@ -660,15 +654,13 @@ 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; } } } @@ -798,7 +790,6 @@ il3945_rx_init(struct il_priv *il, struct il_rx_queue *rxq) static int il3945_tx_reset(struct il_priv *il) { - /* bypass mode */ il_wr_prph(il, ALM_SCD_MODE_REG, 0x2); @@ -835,8 +826,7 @@ il3945_tx_reset(struct il_priv *il) static int il3945_txq_ctx_reset(struct il_priv *il) { - int rc; - int txq_id, slots_num; + int rc, txq_id; il3945_hw_txq_ctx_free(il); @@ -852,10 +842,7 @@ il3945_txq_ctx_reset(struct il_priv *il) /* Tx queue(s) */ for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) { - slots_num = - (txq_id == - IL39_CMD_QUEUE_NUM) ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS; - rc = il_tx_queue_init(il, &il->txq[txq_id], slots_num, txq_id); + rc = il_tx_queue_init(il, txq_id); if (rc) { IL_ERR("Tx %d queue init failed\n", txq_id); goto error; @@ -960,12 +947,11 @@ 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); + il3945_apm_init(il); spin_unlock_irqrestore(&il->lock, flags); il3945_set_pwr_vmain(il); - - il->cfg->ops->lib->apm_ops.config(il); + il3945_nic_config(il); /* Allocate the RX queue, or reset if it is already allocated */ if (!rxq->bd) { @@ -1016,7 +1002,7 @@ il3945_hw_txq_ctx_free(struct il_priv *il) il_tx_queue_free(il, txq_id); /* free tx queue structure */ - il_txq_mem(il); + il_free_txq_mem(il); } void @@ -1025,18 +1011,17 @@ il3945_hw_txq_ctx_stop(struct il_priv *il) int txq_id; /* stop SCD */ - il_wr_prph(il, ALM_SCD_MODE_REG, 0); - il_wr_prph(il, ALM_SCD_TXFACT_REG, 0); + _il_wr_prph(il, ALM_SCD_MODE_REG, 0); + _il_wr_prph(il, ALM_SCD_TXFACT_REG, 0); /* reset TFD queues */ for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) { - il_wr(il, FH39_TCSR_CONFIG(txq_id), 0x0); - il_poll_bit(il, FH39_TSSR_TX_STATUS, - FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(txq_id), - 1000); + _il_wr(il, FH39_TCSR_CONFIG(txq_id), 0x0); + _il_poll_bit(il, FH39_TSSR_TX_STATUS, + FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(txq_id), + FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(txq_id), + 1000); } - - il3945_hw_txq_ctx_free(il); } /** @@ -1388,7 +1373,7 @@ 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 +1382,7 @@ 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); @@ -1615,7 +1600,7 @@ 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->send_tx_power(il); } int @@ -1662,7 +1647,7 @@ 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; @@ -1673,8 +1658,8 @@ 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 +1669,10 @@ 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); @@ -1714,11 +1699,11 @@ 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 *)&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); @@ -1735,7 +1720,7 @@ 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 +1729,8 @@ 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); @@ -1776,7 +1761,7 @@ 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 */ @@ -1786,8 +1771,8 @@ 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 +1786,7 @@ 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 +1799,8 @@ 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 @@ -2186,12 +2171,14 @@ il3945_txpower_set_from_eeprom(struct il_priv *il) int il3945_hw_rxq_stop(struct il_priv *il) { - int rc; + int ret; - il_wr(il, FH39_RCSR_CONFIG(0), 0); - rc = il_poll_bit(il, FH39_RSSR_STATUS, - FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, 1000); - if (rc < 0) + _il_wr(il, FH39_RCSR_CONFIG(0), 0); + ret = _il_poll_bit(il, FH39_RSSR_STATUS, + FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, + FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, + 1000); + if (ret < 0) IL_ERR("Can't stop Rx DMA.\n"); return 0; @@ -2259,7 +2246,6 @@ 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; @@ -2267,7 +2253,7 @@ 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; @@ -2397,15 +2383,16 @@ 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; + 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); 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; @@ -2426,7 +2413,7 @@ 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 = @@ -2633,76 +2620,31 @@ il3945_load_bsm(struct il_priv *il) return 0; } -static struct il_hcmd_ops il3945_hcmd = { - .rxon_assoc = il3945_send_rxon_assoc, - .commit_rxon = il3945_commit_rxon, -}; - -static struct il_lib_ops il3945_lib = { +const struct il_ops il3945_ops = { .txq_attach_buf_to_tfd = il3945_hw_txq_attach_buf_to_tfd, .txq_free_tfd = il3945_hw_txq_free_tfd, .txq_init = il3945_hw_tx_queue_init, .load_ucode = il3945_load_bsm, .dump_nic_error_log = il3945_dump_nic_error_log, - .apm_ops = { - .init = il3945_apm_init, - .config = il3945_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_REGULATORY_BAND_NO_HT40, - EEPROM_REGULATORY_BAND_NO_HT40, - }, - .acquire_semaphore = il3945_eeprom_acquire_semaphore, - .release_semaphore = il3945_eeprom_release_semaphore, - }, + .apm_init = il3945_apm_init, .send_tx_power = il3945_send_tx_power, .is_valid_rtc_data_addr = il3945_hw_valid_rtc_data_addr, + .eeprom_acquire_semaphore = il3945_eeprom_acquire_semaphore, + .eeprom_release_semaphore = il3945_eeprom_release_semaphore, -#ifdef CONFIG_IWLEGACY_DEBUGFS - .debugfs_ops = { - .rx_stats_read = il3945_ucode_rx_stats_read, - .tx_stats_read = il3945_ucode_tx_stats_read, - .general_stats_read = il3945_ucode_general_stats_read, - }, -#endif -}; - -static const struct il_legacy_ops il3945_legacy_ops = { - .post_associate = il3945_post_associate, - .config_ap = il3945_config_ap, - .manage_ibss_station = il3945_manage_ibss_station, -}; + .rxon_assoc = il3945_send_rxon_assoc, + .commit_rxon = il3945_commit_rxon, -static struct il_hcmd_utils_ops il3945_hcmd_utils = { .get_hcmd_size = il3945_get_hcmd_size, .build_addsta_hcmd = il3945_build_addsta_hcmd, .request_scan = il3945_request_scan, .post_scan = il3945_post_scan, -}; -static 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, -}; + .post_associate = il3945_post_associate, + .config_ap = il3945_config_ap, + .manage_ibss_station = il3945_manage_ibss_station, -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, + .send_led_cmd = il3945_send_led_cmd, }; static struct il_cfg il3945_bg_cfg = { @@ -2712,10 +2654,26 @@ 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, + + .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, + + .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_REGULATORY_BAND_NO_HT40, + EEPROM_REGULATORY_BAND_NO_HT40, + }, }; static struct il_cfg il3945_abg_cfg = { @@ -2725,10 +2683,26 @@ 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, + + .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, + + .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_REGULATORY_BAND_NO_HT40, + EEPROM_REGULATORY_BAND_NO_HT40, + }, }; DEFINE_PCI_DEVICE_TABLE(il3945_hw_card_ids) = { |