diff options
Diffstat (limited to 'drivers/net/wireless/ath/carl9170')
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/carl9170.h | 13 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/cmd.h | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/debug.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/fw.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/fwcmd.h | 19 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/fwdesc.h | 21 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/hw.h | 56 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/led.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/mac.c | 129 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/main.c | 21 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/phy.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/rx.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/tx.c | 290 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/usb.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/version.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/wlan.h | 25 |
16 files changed, 358 insertions, 248 deletions
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h index 4da01a9f5680..c5427a72a1e2 100644 --- a/drivers/net/wireless/ath/carl9170/carl9170.h +++ b/drivers/net/wireless/ath/carl9170/carl9170.h @@ -67,6 +67,8 @@ #define PAYLOAD_MAX (CARL9170_MAX_CMD_LEN / 4 - 1) +static const u8 ar9170_qmap[__AR9170_NUM_TXQ] = { 3, 2, 1, 0 }; + enum carl9170_rf_init_mode { CARL9170_RFI_NONE, CARL9170_RFI_WARM, @@ -175,7 +177,7 @@ struct carl9170_tx_queue_stats { struct carl9170_vif { unsigned int id; - struct ieee80211_vif *vif; + struct ieee80211_vif __rcu *vif; }; struct carl9170_vif_info { @@ -309,7 +311,7 @@ struct ar9170 { spinlock_t beacon_lock; unsigned int global_pretbtt; unsigned int global_beacon_int; - struct carl9170_vif_info *beacon_iter; + struct carl9170_vif_info __rcu *beacon_iter; unsigned int beacon_enabled; /* cryptographic engine */ @@ -387,7 +389,7 @@ struct ar9170 { /* tx ampdu */ struct work_struct ampdu_work; spinlock_t tx_ampdu_list_lock; - struct carl9170_sta_tid *tx_ampdu_iter; + struct carl9170_sta_tid __rcu *tx_ampdu_iter; struct list_head tx_ampdu_list; atomic_t tx_ampdu_upload; atomic_t tx_ampdu_scheduler; @@ -440,7 +442,6 @@ struct ar9170 { enum carl9170_ps_off_override_reasons { PS_OFF_VIF = BIT(0), PS_OFF_BCN = BIT(1), - PS_OFF_5GHZ = BIT(2), }; struct carl9170_ba_stats { @@ -455,7 +456,7 @@ struct carl9170_sta_info { bool sleeping; atomic_t pending_frames; unsigned int ampdu_max_len; - struct carl9170_sta_tid *agg[CARL9170_NUM_TID]; + struct carl9170_sta_tid __rcu *agg[CARL9170_NUM_TID]; struct carl9170_ba_stats stats[CARL9170_NUM_TID]; }; @@ -531,7 +532,6 @@ int carl9170_set_ampdu_settings(struct ar9170 *ar); int carl9170_set_slot_time(struct ar9170 *ar); int carl9170_set_mac_rates(struct ar9170 *ar); int carl9170_set_hwretry_limit(struct ar9170 *ar, const u32 max_retry); -int carl9170_update_beacon(struct ar9170 *ar, const bool submit); int carl9170_upload_key(struct ar9170 *ar, const u8 id, const u8 *mac, const u8 ktype, const u8 keyidx, const u8 *keydata, const int keylen); int carl9170_disable_key(struct ar9170 *ar, const u8 id); @@ -552,6 +552,7 @@ void carl9170_tx_drop(struct ar9170 *ar, struct sk_buff *skb); void carl9170_tx_scheduler(struct ar9170 *ar); void carl9170_tx_get_skb(struct sk_buff *skb); int carl9170_tx_put_skb(struct sk_buff *skb); +int carl9170_update_beacon(struct ar9170 *ar, const bool submit); /* LEDs */ #ifdef CONFIG_CARL9170_LEDS diff --git a/drivers/net/wireless/ath/carl9170/cmd.h b/drivers/net/wireless/ath/carl9170/cmd.h index 568174c71b94..d5f95bdc75c1 100644 --- a/drivers/net/wireless/ath/carl9170/cmd.h +++ b/drivers/net/wireless/ath/carl9170/cmd.h @@ -87,7 +87,7 @@ do { \ __ar->cmd_buf[2 * __nreg + 1] = cpu_to_le32(r); \ __ar->cmd_buf[2 * __nreg + 2] = cpu_to_le32(v); \ __nreg++; \ - if ((__nreg >= PAYLOAD_MAX/2)) { \ + if ((__nreg >= PAYLOAD_MAX / 2)) { \ if (IS_ACCEPTING_CMD(__ar)) \ __err = carl9170_exec_cmd(__ar, \ CARL9170_CMD_WREG, 8 * __nreg, \ @@ -160,7 +160,7 @@ do { \ } while (0) #define carl9170_async_regwrite_finish() do { \ -__async_regwrite_out : \ +__async_regwrite_out: \ if (__cmd != NULL && __err == 0) \ carl9170_async_regwrite_flush(); \ kfree(__cmd); \ diff --git a/drivers/net/wireless/ath/carl9170/debug.c b/drivers/net/wireless/ath/carl9170/debug.c index 0ac1124c2a0b..de57f90e1d5f 100644 --- a/drivers/net/wireless/ath/carl9170/debug.c +++ b/drivers/net/wireless/ath/carl9170/debug.c @@ -695,7 +695,7 @@ static char *carl9170_debugfs_bug_read(struct ar9170 *ar, char *buf, } __DEBUGFS_DECLARE_RW_FILE(bug, 400, CARL9170_STOPPED); -static const char *erp_modes[] = { +static const char *const erp_modes[] = { [CARL9170_ERP_INVALID] = "INVALID", [CARL9170_ERP_AUTO] = "Automatic", [CARL9170_ERP_MAC80211] = "Set by MAC80211", diff --git a/drivers/net/wireless/ath/carl9170/fw.c b/drivers/net/wireless/ath/carl9170/fw.c index 221957c5d373..39ddea5794f7 100644 --- a/drivers/net/wireless/ath/carl9170/fw.c +++ b/drivers/net/wireless/ath/carl9170/fw.c @@ -237,7 +237,7 @@ static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len) ar->disable_offload = true; } - if (SUPP(CARL9170FW_PSM)) + if (SUPP(CARL9170FW_PSM) && SUPP(CARL9170FW_FIXED_5GHZ_PSM)) ar->hw->flags |= IEEE80211_HW_SUPPORTS_PS; if (!SUPP(CARL9170FW_USB_INIT_FIRMWARE)) { diff --git a/drivers/net/wireless/ath/carl9170/fwcmd.h b/drivers/net/wireless/ath/carl9170/fwcmd.h index 30449d21b762..0a6dec529b59 100644 --- a/drivers/net/wireless/ath/carl9170/fwcmd.h +++ b/drivers/net/wireless/ath/carl9170/fwcmd.h @@ -4,7 +4,7 @@ * Firmware command interface definitions * * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> - * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -54,6 +54,7 @@ enum carl9170_cmd_oids { CARL9170_CMD_BCN_CTRL = 0x05, CARL9170_CMD_READ_TSF = 0x06, CARL9170_CMD_RX_FILTER = 0x07, + CARL9170_CMD_WOL = 0x08, /* CAM */ CARL9170_CMD_EKEY = 0x10, @@ -180,6 +181,21 @@ struct carl9170_bcn_ctrl_cmd { #define CARL9170_BCN_CTRL_DRAIN 0 #define CARL9170_BCN_CTRL_CAB_TRIGGER 1 +struct carl9170_wol_cmd { + __le32 flags; + u8 mac[6]; + u8 bssid[6]; + __le32 null_interval; + __le32 free_for_use2; + __le32 mask; + u8 pattern[32]; +} __packed; + +#define CARL9170_WOL_CMD_SIZE 60 + +#define CARL9170_WOL_DISCONNECT 1 +#define CARL9170_WOL_MAGIC_PKT 2 + struct carl9170_cmd_head { union { struct { @@ -203,6 +219,7 @@ struct carl9170_cmd { struct carl9170_write_reg wreg; struct carl9170_rf_init rf_init; struct carl9170_psm psm; + struct carl9170_wol_cmd wol; struct carl9170_bcn_ctrl_cmd bcn_ctrl; struct carl9170_rx_filter_cmd rx_filter; u8 data[CARL9170_MAX_CMD_PAYLOAD_LEN]; diff --git a/drivers/net/wireless/ath/carl9170/fwdesc.h b/drivers/net/wireless/ath/carl9170/fwdesc.h index 921066822dd5..6d9c0891ce7f 100644 --- a/drivers/net/wireless/ath/carl9170/fwdesc.h +++ b/drivers/net/wireless/ath/carl9170/fwdesc.h @@ -3,7 +3,7 @@ * * Firmware descriptor format * - * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -72,6 +72,12 @@ enum carl9170fw_feature_list { /* Wake up on WLAN */ CARL9170FW_WOL, + /* Firmware supports PSM in the 5GHZ Band */ + CARL9170FW_FIXED_5GHZ_PSM, + + /* HW (ANI, CCA, MIB) tally counters */ + CARL9170FW_HW_COUNTERS, + /* KEEP LAST */ __CARL9170FW_FEATURE_NUM }; @@ -82,6 +88,7 @@ enum carl9170fw_feature_list { #define DBG_MAGIC "DBG\0" #define CHK_MAGIC "CHK\0" #define TXSQ_MAGIC "TXSQ" +#define WOL_MAGIC "WOL\0" #define LAST_MAGIC "LAST" #define CARL9170FW_SET_DAY(d) (((d) - 1) % 31) @@ -104,7 +111,7 @@ struct carl9170fw_desc_head { (sizeof(struct carl9170fw_desc_head)) #define CARL9170FW_OTUS_DESC_MIN_VER 6 -#define CARL9170FW_OTUS_DESC_CUR_VER 6 +#define CARL9170FW_OTUS_DESC_CUR_VER 7 struct carl9170fw_otus_desc { struct carl9170fw_desc_head head; __le32 feature_set; @@ -186,6 +193,16 @@ struct carl9170fw_txsq_desc { #define CARL9170FW_TXSQ_DESC_SIZE \ (sizeof(struct carl9170fw_txsq_desc)) +#define CARL9170FW_WOL_DESC_MIN_VER 1 +#define CARL9170FW_WOL_DESC_CUR_VER 1 +struct carl9170fw_wol_desc { + struct carl9170fw_desc_head head; + + __le32 supported_triggers; /* CARL9170_WOL_ */ +} __packed; +#define CARL9170FW_WOL_DESC_SIZE \ + (sizeof(struct carl9170fw_wol_desc)) + #define CARL9170FW_LAST_DESC_MIN_VER 1 #define CARL9170FW_LAST_DESC_CUR_VER 2 struct carl9170fw_last_desc { diff --git a/drivers/net/wireless/ath/carl9170/hw.h b/drivers/net/wireless/ath/carl9170/hw.h index 4e30762dd903..fa834c1460f0 100644 --- a/drivers/net/wireless/ath/carl9170/hw.h +++ b/drivers/net/wireless/ath/carl9170/hw.h @@ -4,7 +4,7 @@ * Register map, hardware-specific definitions * * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> - * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -174,6 +174,7 @@ #define AR9170_MAC_SNIFFER_ENABLE_PROMISC BIT(0) #define AR9170_MAC_SNIFFER_DEFAULTS 0x02000000 #define AR9170_MAC_REG_ENCRYPTION (AR9170_MAC_REG_BASE + 0x678) +#define AR9170_MAC_ENCRYPTION_MGMT_RX_SOFTWARE BIT(2) #define AR9170_MAC_ENCRYPTION_RX_SOFTWARE BIT(3) #define AR9170_MAC_ENCRYPTION_DEFAULTS 0x70 @@ -222,6 +223,12 @@ #define AR9170_MAC_REG_TX_BLOCKACKS (AR9170_MAC_REG_BASE + 0x6c0) #define AR9170_MAC_REG_NAV_COUNT (AR9170_MAC_REG_BASE + 0x6c4) #define AR9170_MAC_REG_BACKOFF_STATUS (AR9170_MAC_REG_BASE + 0x6c8) +#define AR9170_MAC_BACKOFF_CCA BIT(24) +#define AR9170_MAC_BACKOFF_TX_PEX BIT(25) +#define AR9170_MAC_BACKOFF_RX_PE BIT(26) +#define AR9170_MAC_BACKOFF_MD_READY BIT(27) +#define AR9170_MAC_BACKOFF_TX_PE BIT(28) + #define AR9170_MAC_REG_TX_RETRY (AR9170_MAC_REG_BASE + 0x6cc) #define AR9170_MAC_REG_TX_COMPLETE (AR9170_MAC_REG_BASE + 0x6d4) @@ -357,7 +364,18 @@ #define AR9170_MAC_REG_DMA_WLAN_STATUS (AR9170_MAC_REG_BASE + 0xd38) #define AR9170_MAC_REG_DMA_STATUS (AR9170_MAC_REG_BASE + 0xd3c) - +#define AR9170_MAC_REG_DMA_TXQ_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd40) +#define AR9170_MAC_REG_DMA_TXQ0_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd40) +#define AR9170_MAC_REG_DMA_TXQ1_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd44) +#define AR9170_MAC_REG_DMA_TXQ2_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd48) +#define AR9170_MAC_REG_DMA_TXQ3_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd4c) +#define AR9170_MAC_REG_DMA_TXQ4_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd50) +#define AR9170_MAC_REG_DMA_TXQ0Q1_LEN (AR9170_MAC_REG_BASE + 0xd54) +#define AR9170_MAC_REG_DMA_TXQ2Q3_LEN (AR9170_MAC_REG_BASE + 0xd58) +#define AR9170_MAC_REG_DMA_TXQ4_LEN (AR9170_MAC_REG_BASE + 0xd5c) + +#define AR9170_MAC_REG_DMA_TXQX_LAST_ADDR (AR9170_MAC_REG_BASE + 0xd74) +#define AR9170_MAC_REG_DMA_TXQX_FAIL_ADDR (AR9170_MAC_REG_BASE + 0xd78) #define AR9170_MAC_REG_TXRX_MPI (AR9170_MAC_REG_BASE + 0xd7c) #define AR9170_MAC_TXRX_MPI_TX_MPI_MASK 0x0000000f #define AR9170_MAC_TXRX_MPI_TX_TO_MASK 0x0000fff0 @@ -377,10 +395,40 @@ #define AR9170_MAC_REG_BCN_CURR_ADDR (AR9170_MAC_REG_BASE + 0xd98) #define AR9170_MAC_REG_BCN_COUNT (AR9170_MAC_REG_BASE + 0xd9c) - - #define AR9170_MAC_REG_BCN_HT1 (AR9170_MAC_REG_BASE + 0xda0) +#define AR9170_MAC_BCN_HT1_HT_EN BIT(0) +#define AR9170_MAC_BCN_HT1_GF_PMB BIT(1) +#define AR9170_MAC_BCN_HT1_SP_EXP BIT(2) +#define AR9170_MAC_BCN_HT1_TX_BF BIT(3) +#define AR9170_MAC_BCN_HT1_PWR_CTRL_S 4 +#define AR9170_MAC_BCN_HT1_PWR_CTRL 0x70 +#define AR9170_MAC_BCN_HT1_TX_ANT1 BIT(7) +#define AR9170_MAC_BCN_HT1_TX_ANT0 BIT(8) +#define AR9170_MAC_BCN_HT1_NUM_LFT_S 9 +#define AR9170_MAC_BCN_HT1_NUM_LFT 0x600 +#define AR9170_MAC_BCN_HT1_BWC_20M_EXT BIT(16) +#define AR9170_MAC_BCN_HT1_BWC_40M_SHARED BIT(17) +#define AR9170_MAC_BCN_HT1_BWC_40M_DUP (BIT(16) | BIT(17)) +#define AR9170_MAC_BCN_HT1_BF_MCS_S 18 +#define AR9170_MAC_BCN_HT1_BF_MCS 0x1c0000 +#define AR9170_MAC_BCN_HT1_TPC_S 21 +#define AR9170_MAC_BCN_HT1_TPC 0x7e00000 +#define AR9170_MAC_BCN_HT1_CHAIN_MASK_S 27 +#define AR9170_MAC_BCN_HT1_CHAIN_MASK 0x38000000 + #define AR9170_MAC_REG_BCN_HT2 (AR9170_MAC_REG_BASE + 0xda4) +#define AR9170_MAC_BCN_HT2_MCS_S 0 +#define AR9170_MAC_BCN_HT2_MCS 0x7f +#define AR9170_MAC_BCN_HT2_BW40 BIT(8) +#define AR9170_MAC_BCN_HT2_SMOOTHING BIT(9) +#define AR9170_MAC_BCN_HT2_SS BIT(10) +#define AR9170_MAC_BCN_HT2_NSS BIT(11) +#define AR9170_MAC_BCN_HT2_STBC_S 12 +#define AR9170_MAC_BCN_HT2_STBC 0x3000 +#define AR9170_MAC_BCN_HT2_ADV_COD BIT(14) +#define AR9170_MAC_BCN_HT2_SGI BIT(15) +#define AR9170_MAC_BCN_HT2_LEN_S 16 +#define AR9170_MAC_BCN_HT2_LEN 0xffff0000 #define AR9170_MAC_REG_DMA_TXQX_ADDR_CURR (AR9170_MAC_REG_BASE + 0xdc0) diff --git a/drivers/net/wireless/ath/carl9170/led.c b/drivers/net/wireless/ath/carl9170/led.c index 4bb2cbd8bd9b..78dadc797558 100644 --- a/drivers/net/wireless/ath/carl9170/led.c +++ b/drivers/net/wireless/ath/carl9170/led.c @@ -118,7 +118,7 @@ static void carl9170_led_set_brightness(struct led_classdev *led, } if (likely(IS_ACCEPTING_CMD(ar) && arl->toggled)) - ieee80211_queue_delayed_work(ar->hw, &ar->led_work, HZ/10); + ieee80211_queue_delayed_work(ar->hw, &ar->led_work, HZ / 10); } static int carl9170_led_register_led(struct ar9170 *ar, int i, char *name, diff --git a/drivers/net/wireless/ath/carl9170/mac.c b/drivers/net/wireless/ath/carl9170/mac.c index 385cf508479b..dfda91970995 100644 --- a/drivers/net/wireless/ath/carl9170/mac.c +++ b/drivers/net/wireless/ath/carl9170/mac.c @@ -455,135 +455,6 @@ int carl9170_set_beacon_timers(struct ar9170 *ar) return carl9170_regwrite_result(); } -int carl9170_update_beacon(struct ar9170 *ar, const bool submit) -{ - struct sk_buff *skb = NULL; - struct carl9170_vif_info *cvif; - struct ieee80211_tx_info *txinfo; - __le32 *data, *old = NULL; - u32 word, off, addr, len; - int i = 0, err = 0; - - rcu_read_lock(); - cvif = rcu_dereference(ar->beacon_iter); -retry: - if (ar->vifs == 0 || !cvif) - goto out_unlock; - - list_for_each_entry_continue_rcu(cvif, &ar->vif_list, list) { - if (cvif->active && cvif->enable_beacon) - goto found; - } - - if (!ar->beacon_enabled || i++) - goto out_unlock; - - goto retry; - -found: - rcu_assign_pointer(ar->beacon_iter, cvif); - - skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), - NULL, NULL); - - if (!skb) { - err = -ENOMEM; - goto err_free; - } - - txinfo = IEEE80211_SKB_CB(skb); - if (txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS) { - err = -EINVAL; - goto err_free; - } - - spin_lock_bh(&ar->beacon_lock); - data = (__le32 *)skb->data; - if (cvif->beacon) - old = (__le32 *)cvif->beacon->data; - - off = cvif->id * AR9170_MAC_BCN_LENGTH_MAX; - addr = ar->fw.beacon_addr + off; - len = roundup(skb->len + FCS_LEN, 4); - - if ((off + len) > ar->fw.beacon_max_len) { - if (net_ratelimit()) { - wiphy_err(ar->hw->wiphy, "beacon does not " - "fit into device memory!\n"); - } - err = -EINVAL; - goto err_unlock; - } - - if (len > AR9170_MAC_BCN_LENGTH_MAX) { - if (net_ratelimit()) { - wiphy_err(ar->hw->wiphy, "no support for beacons " - "bigger than %d (yours:%d).\n", - AR9170_MAC_BCN_LENGTH_MAX, len); - } - - err = -EMSGSIZE; - goto err_unlock; - } - - i = txinfo->control.rates[0].idx; - if (txinfo->band != IEEE80211_BAND_2GHZ) - i += 4; - - word = __carl9170_ratetable[i].hw_value & 0xf; - if (i < 4) - word |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; - else - word |= ((skb->len + FCS_LEN) << 16) + 0x0010; - - carl9170_async_regwrite_begin(ar); - carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, word); - - for (i = 0; i < DIV_ROUND_UP(skb->len, 4); i++) { - /* - * XXX: This accesses beyond skb data for up - * to the last 3 bytes!! - */ - - if (old && (data[i] == old[i])) - continue; - - word = le32_to_cpu(data[i]); - carl9170_async_regwrite(addr + 4 * i, word); - } - carl9170_async_regwrite_finish(); - - dev_kfree_skb_any(cvif->beacon); - cvif->beacon = NULL; - - err = carl9170_async_regwrite_result(); - if (!err) - cvif->beacon = skb; - spin_unlock_bh(&ar->beacon_lock); - if (err) - goto err_free; - - if (submit) { - err = carl9170_bcn_ctrl(ar, cvif->id, - CARL9170_BCN_CTRL_CAB_TRIGGER, - addr, skb->len + FCS_LEN); - - if (err) - goto err_free; - } -out_unlock: - rcu_read_unlock(); - return 0; - -err_unlock: - spin_unlock_bh(&ar->beacon_lock); - -err_free: - rcu_read_unlock(); - dev_kfree_skb_any(skb); - return err; -} - int carl9170_upload_key(struct ar9170 *ar, const u8 id, const u8 *mac, const u8 ktype, const u8 keyidx, const u8 *keydata, const int keylen) diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 54d093c2ab44..0122930b14c7 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -345,11 +345,11 @@ static int carl9170_op_start(struct ieee80211_hw *hw) carl9170_zap_queues(ar); /* reset QoS defaults */ - CARL9170_FILL_QUEUE(ar->edcf[0], 3, 15, 1023, 0); /* BEST EFFORT */ - CARL9170_FILL_QUEUE(ar->edcf[1], 2, 7, 15, 94); /* VIDEO */ - CARL9170_FILL_QUEUE(ar->edcf[2], 2, 3, 7, 47); /* VOICE */ - CARL9170_FILL_QUEUE(ar->edcf[3], 7, 15, 1023, 0); /* BACKGROUND */ - CARL9170_FILL_QUEUE(ar->edcf[4], 2, 3, 7, 0); /* SPECIAL */ + CARL9170_FILL_QUEUE(ar->edcf[AR9170_TXQ_VO], 2, 3, 7, 47); + CARL9170_FILL_QUEUE(ar->edcf[AR9170_TXQ_VI], 2, 7, 15, 94); + CARL9170_FILL_QUEUE(ar->edcf[AR9170_TXQ_BE], 3, 15, 1023, 0); + CARL9170_FILL_QUEUE(ar->edcf[AR9170_TXQ_BK], 7, 15, 1023, 0); + CARL9170_FILL_QUEUE(ar->edcf[AR9170_TXQ_SPECIAL], 2, 3, 7, 0); ar->current_factor = ar->current_density = -1; /* "The first key is unique." */ @@ -1484,6 +1484,13 @@ static void carl9170_op_sta_notify(struct ieee80211_hw *hw, } } +static bool carl9170_tx_frames_pending(struct ieee80211_hw *hw) +{ + struct ar9170 *ar = hw->priv; + + return !!atomic_read(&ar->tx_total_queued); +} + static const struct ieee80211_ops carl9170_ops = { .start = carl9170_op_start, .stop = carl9170_op_stop, @@ -1504,6 +1511,7 @@ static const struct ieee80211_ops carl9170_ops = { .get_survey = carl9170_op_get_survey, .get_stats = carl9170_op_get_stats, .ampdu_action = carl9170_op_ampdu_action, + .tx_frames_pending = carl9170_tx_frames_pending, }; void *carl9170_alloc(size_t priv_size) @@ -1577,6 +1585,7 @@ void *carl9170_alloc(size_t priv_size) IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_PS_NULLFUNC_STACK | + IEEE80211_HW_NEED_DTIM_PERIOD | IEEE80211_HW_SIGNAL_DBM; if (!modparam_noht) { @@ -1621,7 +1630,7 @@ static int carl9170_read_eeprom(struct ar9170 *ar) BUILD_BUG_ON(sizeof(ar->eeprom) % RB); #endif - for (i = 0; i < sizeof(ar->eeprom)/RB; i++) { + for (i = 0; i < sizeof(ar->eeprom) / RB; i++) { for (j = 0; j < RW; j++) offsets[j] = cpu_to_le32(AR9170_EEPROM_START + RB * i + 4 * j); diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index b6ae0e179c8d..aa147a9120b6 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -1098,7 +1098,7 @@ static u8 carl9170_interpolate_u8(u8 x, u8 x1, u8 y1, u8 x2, u8 y2) * Isn't it just DIV_ROUND_UP(y, 1<<SHIFT)? * Can we rely on the compiler to optimise away the div? */ - return (y >> SHIFT) + ((y & (1<<(SHIFT-1))) >> (SHIFT - 1)); + return (y >> SHIFT) + ((y & (1 << (SHIFT - 1))) >> (SHIFT - 1)); #undef SHIFT } @@ -1379,7 +1379,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw) modes[i].max_power = carl9170_get_max_edge_power(ar, - freq+f_off, EDGES(ctl_idx, 1)); + freq + f_off, EDGES(ctl_idx, 1)); /* * TODO: check if the regulatory max. power is @@ -1441,7 +1441,7 @@ static int carl9170_set_power_cal(struct ar9170 *ar, u32 freq, if (freq < 3000) f = freq - 2300; else - f = (freq - 4800)/5; + f = (freq - 4800) / 5; /* * cycle through the various modes @@ -1783,12 +1783,6 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, } } - /* FIXME: PSM does not work in 5GHz Band */ - if (channel->band == IEEE80211_BAND_5GHZ) - ar->ps.off_override |= PS_OFF_5GHZ; - else - ar->ps.off_override &= ~PS_OFF_5GHZ; - ar->channel = channel; ar->ht_settings = new_ht; return 0; diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c index ec21ea9fd8d5..dc99030ea8b6 100644 --- a/drivers/net/wireless/ath/carl9170/rx.c +++ b/drivers/net/wireless/ath/carl9170/rx.c @@ -472,7 +472,7 @@ static struct sk_buff *carl9170_rx_copy_data(u8 *buf, int len) u8 *qc = ieee80211_get_qos_ctl(hdr); reserved += NET_IP_ALIGN; - if (*qc & IEEE80211_QOS_CONTROL_A_MSDU_PRESENT) + if (*qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT) reserved += NET_IP_ALIGN; } diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index e94084fcf6f5..d20946939cd8 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -661,11 +661,67 @@ void carl9170_tx_process_status(struct ar9170 *ar, } } +static void carl9170_tx_rate_tpc_chains(struct ar9170 *ar, + struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate, + unsigned int *phyrate, unsigned int *tpc, unsigned int *chains) +{ + struct ieee80211_rate *rate = NULL; + u8 *txpower; + unsigned int idx; + + idx = txrate->idx; + *tpc = 0; + *phyrate = 0; + + if (txrate->flags & IEEE80211_TX_RC_MCS) { + if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + /* +1 dBm for HT40 */ + *tpc += 2; + + if (info->band == IEEE80211_BAND_2GHZ) + txpower = ar->power_2G_ht40; + else + txpower = ar->power_5G_ht40; + } else { + if (info->band == IEEE80211_BAND_2GHZ) + txpower = ar->power_2G_ht20; + else + txpower = ar->power_5G_ht20; + } + + *phyrate = txrate->idx; + *tpc += txpower[idx & 7]; + } else { + if (info->band == IEEE80211_BAND_2GHZ) { + if (idx < 4) + txpower = ar->power_2G_cck; + else + txpower = ar->power_2G_ofdm; + } else { + txpower = ar->power_5G_leg; + idx += 4; + } + + rate = &__carl9170_ratetable[idx]; + *tpc += txpower[(rate->hw_value & 0x30) >> 4]; + *phyrate = rate->hw_value & 0xf; + } + + if (ar->eeprom.tx_mask == 1) { + *chains = AR9170_TX_PHY_TXCHAIN_1; + } else { + if (!(txrate->flags & IEEE80211_TX_RC_MCS) && + rate && rate->bitrate >= 360) + *chains = AR9170_TX_PHY_TXCHAIN_1; + else + *chains = AR9170_TX_PHY_TXCHAIN_2; + } +} + static __le32 carl9170_tx_physet(struct ar9170 *ar, struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate) { - struct ieee80211_rate *rate = NULL; - u32 power, chains; + unsigned int power = 0, chains = 0, phyrate = 0; __le32 tmp; tmp = cpu_to_le32(0); @@ -682,35 +738,12 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, tmp |= cpu_to_le32(AR9170_TX_PHY_SHORT_GI); if (txrate->flags & IEEE80211_TX_RC_MCS) { - u32 r = txrate->idx; - u8 *txpower; + SET_VAL(AR9170_TX_PHY_MCS, phyrate, txrate->idx); /* heavy clip control */ - tmp |= cpu_to_le32((r & 0x7) << + tmp |= cpu_to_le32((txrate->idx & 0x7) << AR9170_TX_PHY_TX_HEAVY_CLIP_S); - if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { - if (info->band == IEEE80211_BAND_5GHZ) - txpower = ar->power_5G_ht40; - else - txpower = ar->power_2G_ht40; - } else { - if (info->band == IEEE80211_BAND_5GHZ) - txpower = ar->power_5G_ht20; - else - txpower = ar->power_2G_ht20; - } - - power = txpower[r & 7]; - - /* +1 dBm for HT40 */ - if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) - power += 2; - - r <<= AR9170_TX_PHY_MCS_S; - BUG_ON(r & ~AR9170_TX_PHY_MCS); - - tmp |= cpu_to_le32(r & AR9170_TX_PHY_MCS); tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_HT); /* @@ -720,34 +753,15 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, * tmp |= cpu_to_le32(AR9170_TX_PHY_GREENFIELD); */ } else { - u8 *txpower; - u32 mod; - u32 phyrate; - u8 idx = txrate->idx; - - if (info->band != IEEE80211_BAND_2GHZ) { - idx += 4; - txpower = ar->power_5G_leg; - mod = AR9170_TX_PHY_MOD_OFDM; + if (info->band == IEEE80211_BAND_2GHZ) { + if (txrate->idx <= AR9170_TX_PHY_RATE_CCK_11M) + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_CCK); + else + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_OFDM); } else { - if (idx < 4) { - txpower = ar->power_2G_cck; - mod = AR9170_TX_PHY_MOD_CCK; - } else { - mod = AR9170_TX_PHY_MOD_OFDM; - txpower = ar->power_2G_ofdm; - } + tmp |= cpu_to_le32(AR9170_TX_PHY_MOD_OFDM); } - rate = &__carl9170_ratetable[idx]; - - phyrate = rate->hw_value & 0xF; - power = txpower[(rate->hw_value & 0x30) >> 4]; - phyrate <<= AR9170_TX_PHY_MCS_S; - - tmp |= cpu_to_le32(mod); - tmp |= cpu_to_le32(phyrate); - /* * short preamble seems to be broken too. * @@ -755,23 +769,12 @@ static __le32 carl9170_tx_physet(struct ar9170 *ar, * tmp |= cpu_to_le32(AR9170_TX_PHY_SHORT_PREAMBLE); */ } - power <<= AR9170_TX_PHY_TX_PWR_S; - power &= AR9170_TX_PHY_TX_PWR; - tmp |= cpu_to_le32(power); - - /* set TX chains */ - if (ar->eeprom.tx_mask == 1) { - chains = AR9170_TX_PHY_TXCHAIN_1; - } else { - chains = AR9170_TX_PHY_TXCHAIN_2; - - /* >= 36M legacy OFDM - use only one chain */ - if (rate && rate->bitrate >= 360 && - !(txrate->flags & IEEE80211_TX_RC_MCS)) - chains = AR9170_TX_PHY_TXCHAIN_1; - } - tmp |= cpu_to_le32(chains << AR9170_TX_PHY_TXCHAIN_S); + carl9170_tx_rate_tpc_chains(ar, info, txrate, + &phyrate, &power, &chains); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_MCS, phyrate)); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_TX_PWR, power)); + tmp |= cpu_to_le32(SET_CONSTVAL(AR9170_TX_PHY_TXCHAIN, chains)); return tmp; } @@ -1438,3 +1441,154 @@ void carl9170_tx_scheduler(struct ar9170 *ar) if (ar->tx_schedule) carl9170_tx(ar); } + +int carl9170_update_beacon(struct ar9170 *ar, const bool submit) +{ + struct sk_buff *skb = NULL; + struct carl9170_vif_info *cvif; + struct ieee80211_tx_info *txinfo; + struct ieee80211_tx_rate *rate; + __le32 *data, *old = NULL; + unsigned int plcp, power, chains; + u32 word, ht1, off, addr, len; + int i = 0, err = 0; + + rcu_read_lock(); + cvif = rcu_dereference(ar->beacon_iter); +retry: + if (ar->vifs == 0 || !cvif) + goto out_unlock; + + list_for_each_entry_continue_rcu(cvif, &ar->vif_list, list) { + if (cvif->active && cvif->enable_beacon) + goto found; + } + + if (!ar->beacon_enabled || i++) + goto out_unlock; + + goto retry; + +found: + rcu_assign_pointer(ar->beacon_iter, cvif); + + skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), + NULL, NULL); + + if (!skb) { + err = -ENOMEM; + goto err_free; + } + + txinfo = IEEE80211_SKB_CB(skb); + spin_lock_bh(&ar->beacon_lock); + data = (__le32 *)skb->data; + if (cvif->beacon) + old = (__le32 *)cvif->beacon->data; + + off = cvif->id * AR9170_MAC_BCN_LENGTH_MAX; + addr = ar->fw.beacon_addr + off; + len = roundup(skb->len + FCS_LEN, 4); + + if ((off + len) > ar->fw.beacon_max_len) { + if (net_ratelimit()) { + wiphy_err(ar->hw->wiphy, "beacon does not " + "fit into device memory!\n"); + } + err = -EINVAL; + goto err_unlock; + } + + if (len > AR9170_MAC_BCN_LENGTH_MAX) { + if (net_ratelimit()) { + wiphy_err(ar->hw->wiphy, "no support for beacons " + "bigger than %d (yours:%d).\n", + AR9170_MAC_BCN_LENGTH_MAX, len); + } + + err = -EMSGSIZE; + goto err_unlock; + } + + ht1 = AR9170_MAC_BCN_HT1_TX_ANT0; + rate = &txinfo->control.rates[0]; + carl9170_tx_rate_tpc_chains(ar, txinfo, rate, &plcp, &power, &chains); + if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) { + if (plcp <= AR9170_TX_PHY_RATE_CCK_11M) + plcp |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; + else + plcp |= ((skb->len + FCS_LEN) << 16) + 0x0010; + } else { + ht1 |= AR9170_MAC_BCN_HT1_HT_EN; + if (rate->flags & IEEE80211_TX_RC_SHORT_GI) + plcp |= AR9170_MAC_BCN_HT2_SGI; + + if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_SHARED; + plcp |= AR9170_MAC_BCN_HT2_BW40; + } + if (rate->flags & IEEE80211_TX_RC_DUP_DATA) { + ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_DUP; + plcp |= AR9170_MAC_BCN_HT2_BW40; + } + + SET_VAL(AR9170_MAC_BCN_HT2_LEN, plcp, skb->len + FCS_LEN); + } + + SET_VAL(AR9170_MAC_BCN_HT1_PWR_CTRL, ht1, 7); + SET_VAL(AR9170_MAC_BCN_HT1_TPC, ht1, power); + SET_VAL(AR9170_MAC_BCN_HT1_CHAIN_MASK, ht1, chains); + if (chains == AR9170_TX_PHY_TXCHAIN_2) + ht1 |= AR9170_MAC_BCN_HT1_TX_ANT1; + + carl9170_async_regwrite_begin(ar); + carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT1, ht1); + if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) + carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, plcp); + else + carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT2, plcp); + + for (i = 0; i < DIV_ROUND_UP(skb->len, 4); i++) { + /* + * XXX: This accesses beyond skb data for up + * to the last 3 bytes!! + */ + + if (old && (data[i] == old[i])) + continue; + + word = le32_to_cpu(data[i]); + carl9170_async_regwrite(addr + 4 * i, word); + } + carl9170_async_regwrite_finish(); + + dev_kfree_skb_any(cvif->beacon); + cvif->beacon = NULL; + + err = carl9170_async_regwrite_result(); + if (!err) + cvif->beacon = skb; + spin_unlock_bh(&ar->beacon_lock); + if (err) + goto err_free; + + if (submit) { + err = carl9170_bcn_ctrl(ar, cvif->id, + CARL9170_BCN_CTRL_CAB_TRIGGER, + addr, skb->len + FCS_LEN); + + if (err) + goto err_free; + } +out_unlock: + rcu_read_unlock(); + return 0; + +err_unlock: + spin_unlock_bh(&ar->beacon_lock); + +err_free: + rcu_read_unlock(); + dev_kfree_skb_any(skb); + return err; +} diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 2fb53d067512..333b69ef2ae2 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -112,6 +112,8 @@ static struct usb_device_id carl9170_usb_ids[] = { { USB_DEVICE(0x04bb, 0x093f) }, /* NEC WL300NU-G */ { USB_DEVICE(0x0409, 0x0249) }, + /* NEC WL300NU-AG */ + { USB_DEVICE(0x0409, 0x02b4) }, /* AVM FRITZ!WLAN USB Stick N */ { USB_DEVICE(0x057c, 0x8401) }, /* AVM FRITZ!WLAN USB Stick N 2.4 */ diff --git a/drivers/net/wireless/ath/carl9170/version.h b/drivers/net/wireless/ath/carl9170/version.h index 15095c035169..64703778cfea 100644 --- a/drivers/net/wireless/ath/carl9170/version.h +++ b/drivers/net/wireless/ath/carl9170/version.h @@ -1,7 +1,7 @@ #ifndef __CARL9170_SHARED_VERSION_H #define __CARL9170_SHARED_VERSION_H #define CARL9170FW_VERSION_YEAR 11 -#define CARL9170FW_VERSION_MONTH 1 -#define CARL9170FW_VERSION_DAY 22 -#define CARL9170FW_VERSION_GIT "1.9.2" +#define CARL9170FW_VERSION_MONTH 6 +#define CARL9170FW_VERSION_DAY 30 +#define CARL9170FW_VERSION_GIT "1.9.4" #endif /* __CARL9170_SHARED_VERSION_H */ diff --git a/drivers/net/wireless/ath/carl9170/wlan.h b/drivers/net/wireless/ath/carl9170/wlan.h index 9e1324b67e08..ea17995b32f4 100644 --- a/drivers/net/wireless/ath/carl9170/wlan.h +++ b/drivers/net/wireless/ath/carl9170/wlan.h @@ -4,7 +4,7 @@ * RX/TX meta descriptor format * * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> - * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -278,7 +278,7 @@ struct ar9170_tx_frame { struct carl9170_tx_superframe { struct carl9170_tx_superdesc s; struct ar9170_tx_frame f; -} __packed; +} __packed __aligned(4); #endif /* __CARL9170FW__ */ @@ -328,7 +328,7 @@ struct _carl9170_tx_superframe { struct _carl9170_tx_superdesc s; struct _ar9170_tx_hwdesc f; u8 frame_data[0]; -} __packed; +} __packed __aligned(4); #define CARL9170_TX_SUPERDESC_LEN 24 #define AR9170_TX_HWDESC_LEN 8 @@ -404,16 +404,6 @@ static inline u8 ar9170_get_decrypt_type(struct ar9170_rx_macstatus *t) (t->DAidx & 0xc0) >> 6; } -enum ar9170_txq { - AR9170_TXQ_BE, - - AR9170_TXQ_VI, - AR9170_TXQ_VO, - AR9170_TXQ_BK, - - __AR9170_NUM_TXQ, -}; - /* * This is an workaround for several undocumented bugs. * Don't mess with the QoS/AC <-> HW Queue map, if you don't @@ -431,7 +421,14 @@ enum ar9170_txq { * result, this makes the device pretty much useless * for any serious 802.11n setup. */ -static const u8 ar9170_qmap[__AR9170_NUM_TXQ] = { 2, 1, 0, 3 }; +enum ar9170_txq { + AR9170_TXQ_BK = 0, /* TXQ0 */ + AR9170_TXQ_BE, /* TXQ1 */ + AR9170_TXQ_VI, /* TXQ2 */ + AR9170_TXQ_VO, /* TXQ3 */ + + __AR9170_NUM_TXQ, +}; #define AR9170_TXQ_DEPTH 32 |