diff options
Diffstat (limited to 'drivers/net/wireless')
33 files changed, 1075 insertions, 493 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index f27e9732951d..fd7dbd4609df 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -53,6 +53,11 @@ #define DEFAULT_BG_SCAN_PERIOD 60 +struct ath6kl_cfg80211_match_probe_ssid { + struct cfg80211_ssid ssid; + u8 flag; +}; + static struct ieee80211_rate ath6kl_rates[] = { RATETAB_ENT(10, 0x1, 0), RATETAB_ENT(20, 0x2, 0), @@ -576,6 +581,9 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, vif->nw_type = vif->next_mode; + /* enable enhanced bmiss detection if applicable */ + ath6kl_cfg80211_sta_bmiss_enhance(vif, true); + if (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) nw_subtype = SUBTYPE_P2PCLIENT; @@ -852,20 +860,6 @@ void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, } } - /* - * Send a disconnect command to target when a disconnect event is - * received with reason code other than 3 (DISCONNECT_CMD - disconnect - * request from host) to make the firmware stop trying to connect even - * after giving disconnect event. There will be one more disconnect - * event for this disconnect command with reason code DISCONNECT_CMD - * which will be notified to cfg80211. - */ - - if (reason != DISCONNECT_CMD) { - ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); - return; - } - clear_bit(CONNECT_PEND, &vif->flags); if (vif->sme_state == SME_CONNECTING) { @@ -875,32 +869,96 @@ void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); } else if (vif->sme_state == SME_CONNECTED) { - cfg80211_disconnected(vif->ndev, reason, + cfg80211_disconnected(vif->ndev, proto_reason, NULL, 0, GFP_KERNEL); } vif->sme_state = SME_DISCONNECTED; + + /* + * Send a disconnect command to target when a disconnect event is + * received with reason code other than 3 (DISCONNECT_CMD - disconnect + * request from host) to make the firmware stop trying to connect even + * after giving disconnect event. There will be one more disconnect + * event for this disconnect command with reason code DISCONNECT_CMD + * which won't be notified to cfg80211. + */ + if (reason != DISCONNECT_CMD) + ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); } static int ath6kl_set_probed_ssids(struct ath6kl *ar, struct ath6kl_vif *vif, - struct cfg80211_ssid *ssids, int n_ssids) + struct cfg80211_ssid *ssids, int n_ssids, + struct cfg80211_match_set *match_set, + int n_match_ssid) { - u8 i; + u8 i, j, index_to_add, ssid_found = false; + struct ath6kl_cfg80211_match_probe_ssid ssid_list[MAX_PROBED_SSIDS]; + + memset(ssid_list, 0, sizeof(ssid_list)); - if (n_ssids > MAX_PROBED_SSID_INDEX) + if (n_ssids > MAX_PROBED_SSIDS || + n_match_ssid > MAX_PROBED_SSIDS) return -EINVAL; for (i = 0; i < n_ssids; i++) { + memcpy(ssid_list[i].ssid.ssid, + ssids[i].ssid, + ssids[i].ssid_len); + ssid_list[i].ssid.ssid_len = ssids[i].ssid_len; + + if (ssids[i].ssid_len) + ssid_list[i].flag = SPECIFIC_SSID_FLAG; + else + ssid_list[i].flag = ANY_SSID_FLAG; + + if (n_match_ssid == 0) + ssid_list[i].flag |= MATCH_SSID_FLAG; + } + + index_to_add = i; + + for (i = 0; i < n_match_ssid; i++) { + ssid_found = false; + + for (j = 0; j < n_ssids; j++) { + if ((match_set[i].ssid.ssid_len == + ssid_list[j].ssid.ssid_len) && + (!memcmp(ssid_list[j].ssid.ssid, + match_set[i].ssid.ssid, + match_set[i].ssid.ssid_len))) { + ssid_list[j].flag |= MATCH_SSID_FLAG; + ssid_found = true; + break; + } + } + + if (ssid_found) + continue; + + if (index_to_add >= MAX_PROBED_SSIDS) + continue; + + ssid_list[index_to_add].ssid.ssid_len = + match_set[i].ssid.ssid_len; + memcpy(ssid_list[index_to_add].ssid.ssid, + match_set[i].ssid.ssid, + match_set[i].ssid.ssid_len); + ssid_list[index_to_add].flag |= MATCH_SSID_FLAG; + index_to_add++; + } + + for (i = 0; i < index_to_add; i++) { ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, i, - ssids[i].ssid_len ? - SPECIFIC_SSID_FLAG : ANY_SSID_FLAG, - ssids[i].ssid_len, - ssids[i].ssid); + ssid_list[i].flag, + ssid_list[i].ssid.ssid_len, + ssid_list[i].ssid.ssid); + } /* Make sure no old entries are left behind */ - for (i = n_ssids; i < MAX_PROBED_SSID_INDEX; i++) { + for (i = index_to_add; i < MAX_PROBED_SSIDS; i++) { ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, i, DISABLE_SSID_FLAG, 0, NULL); } @@ -934,7 +992,7 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, } ret = ath6kl_set_probed_ssids(ar, vif, request->ssids, - request->n_ssids); + request->n_ssids, NULL, 0); if (ret < 0) return ret; @@ -943,7 +1001,7 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, WMI_FRAME_PROBE_REQ, request->ie, request->ie_len); if (ret) { - ath6kl_err("failed to set Probe Request appie for scan"); + ath6kl_err("failed to set Probe Request appie for scan\n"); return ret; } @@ -1512,6 +1570,9 @@ static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, } } + /* need to clean up enhanced bmiss detection fw state */ + ath6kl_cfg80211_sta_bmiss_enhance(vif, false); + set_iface_type: switch (type) { case NL80211_IFTYPE_STATION: @@ -2074,7 +2135,9 @@ static int ath6kl_wow_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) if (wow && (wow->n_patterns > WOW_MAX_FILTERS_PER_LIST)) return -EINVAL; - if (!test_bit(NETDEV_MCAST_ALL_ON, &vif->flags)) { + if (!test_bit(NETDEV_MCAST_ALL_ON, &vif->flags) && + test_bit(ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, + ar->fw_capabilities)) { ret = ath6kl_wmi_mcast_filter_cmd(vif->ar->wmi, vif->fw_vif_idx, false); if (ret) @@ -2209,7 +2272,9 @@ static int ath6kl_wow_resume(struct ath6kl *ar) ar->state = ATH6KL_STATE_ON; - if (!test_bit(NETDEV_MCAST_ALL_OFF, &vif->flags)) { + if (!test_bit(NETDEV_MCAST_ALL_OFF, &vif->flags) && + test_bit(ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, + ar->fw_capabilities)) { ret = ath6kl_wmi_mcast_filter_cmd(vif->ar->wmi, vif->fw_vif_idx, true); if (ret) @@ -2475,7 +2540,7 @@ void ath6kl_check_wow_status(struct ath6kl *ar) static int ath6kl_set_htcap(struct ath6kl_vif *vif, enum ieee80211_band band, bool ht_enable) { - struct ath6kl_htcap *htcap = &vif->htcap; + struct ath6kl_htcap *htcap = &vif->htcap[band]; if (htcap->ht_enable == ht_enable) return 0; @@ -2585,6 +2650,30 @@ static int ath6kl_set_ies(struct ath6kl_vif *vif, return 0; } +void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable) +{ + int err; + + if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag))) + return; + + if (vif->nw_type != INFRA_NETWORK) + return; + + if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, + vif->ar->fw_capabilities)) + return; + + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n", + enable ? "enable" : "disable"); + + err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi, + vif->fw_vif_idx, enable); + if (err) + ath6kl_err("failed to %s enhanced bmiss detection: %d\n", + enable ? "enable" : "disable", err); +} + static int ath6kl_get_rsn_capab(struct cfg80211_beacon_data *beacon, u8 *rsn_capab) { @@ -2665,9 +2754,15 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, /* TODO: * info->interval - * info->dtim_period */ + ret = ath6kl_wmi_ap_set_dtim_cmd(ar->wmi, vif->fw_vif_idx, + info->dtim_period); + + /* ignore error, just print a warning and continue normally */ + if (ret) + ath6kl_warn("Failed to set dtim_period in beacon: %d\n", ret); + if (info->beacon.head == NULL) return -EINVAL; mgmt = (struct ieee80211_mgmt *) info->beacon.head; @@ -3131,10 +3226,24 @@ static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, ath6kl_cfg80211_scan_complete_event(vif, true); ret = ath6kl_set_probed_ssids(ar, vif, request->ssids, - request->n_ssids); + request->n_ssids, + request->match_sets, + request->n_match_sets); if (ret < 0) return ret; + if (!request->n_match_sets) { + ret = ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, + ALL_BSS_FILTER, 0); + if (ret < 0) + return ret; + } else { + ret = ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, + MATCHED_SSID_FILTER, 0); + if (ret < 0) + return ret; + } + /* fw uses seconds, also make sure that it's >0 */ interval = max_t(u16, 1, request->interval / 1000); @@ -3156,7 +3265,7 @@ static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, WMI_FRAME_PROBE_REQ, request->ie, request->ie_len); if (ret) { - ath6kl_warn("Failed to set probe request IE for scheduled scan: %d", + ath6kl_warn("Failed to set probe request IE for scheduled scan: %d\n", ret); return ret; } @@ -3188,6 +3297,18 @@ static int ath6kl_cfg80211_sscan_stop(struct wiphy *wiphy, return 0; } +static int ath6kl_cfg80211_set_bitrate(struct wiphy *wiphy, + struct net_device *dev, + const u8 *addr, + const struct cfg80211_bitrate_mask *mask) +{ + struct ath6kl *ar = ath6kl_priv(dev); + struct ath6kl_vif *vif = netdev_priv(dev); + + return ath6kl_wmi_set_bitrate_mask(ar->wmi, vif->fw_vif_idx, + mask); +} + static const struct ieee80211_txrx_stypes ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { [NL80211_IFTYPE_STATION] = { @@ -3253,6 +3374,7 @@ static struct cfg80211_ops ath6kl_cfg80211_ops = { .mgmt_frame_register = ath6kl_mgmt_frame_register, .sched_scan_start = ath6kl_cfg80211_sscan_start, .sched_scan_stop = ath6kl_cfg80211_sscan_stop, + .set_bitrate_mask = ath6kl_cfg80211_set_bitrate, }; void ath6kl_cfg80211_stop(struct ath6kl_vif *vif) @@ -3380,7 +3502,8 @@ struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, vif->listen_intvl_t = ATH6KL_DEFAULT_LISTEN_INTVAL; vif->bmiss_time_t = ATH6KL_DEFAULT_BMISS_TIME; vif->bg_scan_period = 0; - vif->htcap.ht_enable = true; + vif->htcap[IEEE80211_BAND_2GHZ].ht_enable = true; + vif->htcap[IEEE80211_BAND_5GHZ].ht_enable = true; memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); if (fw_vif_idx != 0) @@ -3440,7 +3563,13 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) } /* max num of ssids that can be probed during scanning */ - wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; + wiphy->max_scan_ssids = MAX_PROBED_SSIDS; + + /* max num of ssids that can be matched after scan */ + if (test_bit(ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST, + ar->fw_capabilities)) + wiphy->max_match_sets = MAX_PROBED_SSIDS; + wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ switch (ar->hw.cap) { case WMI_11AN_CAP: @@ -3477,6 +3606,17 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) ath6kl_band_5ghz.ht_cap.cap = 0; ath6kl_band_5ghz.ht_cap.ht_supported = false; } + + if (ar->hw.flags & ATH6KL_HW_FLAG_64BIT_RATES) { + ath6kl_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff; + ath6kl_band_5ghz.ht_cap.mcs.rx_mask[0] = 0xff; + ath6kl_band_2ghz.ht_cap.mcs.rx_mask[1] = 0xff; + ath6kl_band_5ghz.ht_cap.mcs.rx_mask[1] = 0xff; + } else { + ath6kl_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff; + ath6kl_band_5ghz.ht_cap.mcs.rx_mask[0] = 0xff; + } + if (band_2gig) wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; if (band_5gig) @@ -3497,7 +3637,7 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) wiphy->wowlan.pattern_min_len = 1; wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE; - wiphy->max_sched_scan_ssids = MAX_PROBED_SSID_INDEX; + wiphy->max_sched_scan_ssids = MAX_PROBED_SSIDS; ar->wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM | WIPHY_FLAG_HAVE_AP_SME | diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.h b/drivers/net/wireless/ath/ath6kl/cfg80211.h index 5ea8cbb79f43..b992046a1b0e 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.h +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.h @@ -62,5 +62,7 @@ void ath6kl_cfg80211_cleanup(struct ath6kl *ar); struct ath6kl *ath6kl_cfg80211_create(void); void ath6kl_cfg80211_destroy(struct ath6kl *ar); +/* TODO: remove this once ath6kl_vif_cleanup() is moved to cfg80211.c */ +void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable); #endif /* ATH6KL_CFG80211_H */ diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h index 8443b2a4133e..d38a31de344c 100644 --- a/drivers/net/wireless/ath/ath6kl/core.h +++ b/drivers/net/wireless/ath/ath6kl/core.h @@ -100,6 +100,21 @@ enum ath6kl_fw_capability { /* Firmware has support to override rsn cap of rsn ie */ ATH6KL_FW_CAPABILITY_RSN_CAP_OVERRIDE, + /* + * Multicast support in WOW and host awake mode. + * Allow all multicast in host awake mode. + * Apply multicast filter in WOW mode. + */ + ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, + + /* Firmware supports enhanced bmiss detection */ + ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, + + /* + * FW supports matching of ssid in schedule scan + */ + ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST, + /* this needs to be last */ ATH6KL_FW_CAPABILITY_MAX, }; @@ -112,6 +127,10 @@ struct ath6kl_fw_ie { u8 data[0]; }; +enum ath6kl_hw_flags { + ATH6KL_HW_FLAG_64BIT_RATES = BIT(0), +}; + #define ATH6KL_FW_API2_FILE "fw-2.bin" #define ATH6KL_FW_API3_FILE "fw-3.bin" @@ -196,7 +215,7 @@ struct ath6kl_fw_ie { #define AGGR_NUM_OF_FREE_NETBUFS 16 -#define AGGR_RX_TIMEOUT 400 /* in ms */ +#define AGGR_RX_TIMEOUT 100 /* in ms */ #define WMI_TIMEOUT (2 * HZ) @@ -245,7 +264,6 @@ struct skb_hold_q { struct rxtid { bool aggr; - bool progress; bool timer_mon; u16 win_sz; u16 seq_next; @@ -254,9 +272,15 @@ struct rxtid { struct sk_buff_head q; /* - * FIXME: No clue what this should protect. Apparently it should - * protect some of the fields above but they are also accessed - * without taking the lock. + * lock mainly protects seq_next and hold_q. Movement of seq_next + * needs to be protected between aggr_timeout() and + * aggr_process_recv_frm(). hold_q will be holding the pending + * reorder frames and it's access should also be protected. + * Some of the other fields like hold_q_sz, win_sz and aggr are + * initialized/reset when receiving addba/delba req, also while + * deleting aggr state all the pending buffers are flushed before + * resetting these fields, so there should not be any race in accessing + * these fields. */ spinlock_t lock; }; @@ -541,7 +565,7 @@ struct ath6kl_vif { struct ath6kl_wep_key wep_key_list[WMI_MAX_KEY_INDEX + 1]; struct ath6kl_key keys[WMI_MAX_KEY_INDEX + 1]; struct aggr_info *aggr_cntxt; - struct ath6kl_htcap htcap; + struct ath6kl_htcap htcap[IEEE80211_NUM_BANDS]; struct timer_list disconnect_timer; struct timer_list sched_scan_timer; @@ -684,6 +708,8 @@ struct ath6kl { u32 testscript_addr; enum wmi_phy_cap cap; + u32 flags; + struct ath6kl_hw_fw { const char *dir; const char *otp; diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c b/drivers/net/wireless/ath/ath6kl/htc_mbox.c index 2798624d3a9d..cd0e1ba410d6 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c +++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c @@ -1309,7 +1309,7 @@ static int ath6kl_htc_rx_packet(struct htc_target *target, } ath6kl_dbg(ATH6KL_DBG_HTC, - "htc rx 0x%p hdr x%x len %d mbox 0x%x\n", + "htc rx 0x%p hdr 0x%x len %d mbox 0x%x\n", packet, packet->info.rx.exp_hdr, padded_len, dev->ar->mbox_info.htc_addr); diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c index 7eb0515f458a..f90b5db741cf 100644 --- a/drivers/net/wireless/ath/ath6kl/init.c +++ b/drivers/net/wireless/ath/ath6kl/init.c @@ -42,6 +42,7 @@ static const struct ath6kl_hw hw_list[] = { .reserved_ram_size = 6912, .refclk_hz = 26000000, .uarttx_pin = 8, + .flags = 0, /* hw2.0 needs override address hardcoded */ .app_start_override_addr = 0x944C00, @@ -67,6 +68,7 @@ static const struct ath6kl_hw hw_list[] = { .refclk_hz = 26000000, .uarttx_pin = 8, .testscript_addr = 0x57ef74, + .flags = 0, .fw = { .dir = AR6003_HW_2_1_1_FW_DIR, @@ -91,6 +93,7 @@ static const struct ath6kl_hw hw_list[] = { .board_addr = 0x433900, .refclk_hz = 26000000, .uarttx_pin = 11, + .flags = ATH6KL_HW_FLAG_64BIT_RATES, .fw = { .dir = AR6004_HW_1_0_FW_DIR, @@ -110,6 +113,7 @@ static const struct ath6kl_hw hw_list[] = { .board_addr = 0x43d400, .refclk_hz = 40000000, .uarttx_pin = 11, + .flags = ATH6KL_HW_FLAG_64BIT_RATES, .fw = { .dir = AR6004_HW_1_1_FW_DIR, @@ -129,6 +133,7 @@ static const struct ath6kl_hw hw_list[] = { .board_addr = 0x435c00, .refclk_hz = 40000000, .uarttx_pin = 11, + .flags = ATH6KL_HW_FLAG_64BIT_RATES, .fw = { .dir = AR6004_HW_1_2_FW_DIR, @@ -938,6 +943,14 @@ static int ath6kl_fetch_fw_apin(struct ath6kl *ar, const char *name) } switch (ie_id) { + case ATH6KL_FW_IE_FW_VERSION: + strlcpy(ar->wiphy->fw_version, data, + sizeof(ar->wiphy->fw_version)); + + ath6kl_dbg(ATH6KL_DBG_BOOT, + "found fw version %s\n", + ar->wiphy->fw_version); + break; case ATH6KL_FW_IE_OTP_IMAGE: ath6kl_dbg(ATH6KL_DBG_BOOT, "found otp image ie (%zd B)\n", ie_len); @@ -991,9 +1004,6 @@ static int ath6kl_fetch_fw_apin(struct ath6kl *ar, const char *name) ar->hw.reserved_ram_size); break; case ATH6KL_FW_IE_CAPABILITIES: - if (ie_len < DIV_ROUND_UP(ATH6KL_FW_CAPABILITY_MAX, 8)) - break; - ath6kl_dbg(ATH6KL_DBG_BOOT, "found firmware capabilities ie (%zd B)\n", ie_len); @@ -1002,6 +1012,9 @@ static int ath6kl_fetch_fw_apin(struct ath6kl *ar, const char *name) index = i / 8; bit = i % 8; + if (index == ie_len) + break; + if (data[index] & (1 << bit)) __set_bit(i, ar->fw_capabilities); } @@ -1392,6 +1405,12 @@ static int ath6kl_init_upload(struct ath6kl *ar) ar->version.target_ver == AR6003_HW_2_1_1_VERSION) { ath6kl_err("temporary war to avoid sdio crc error\n"); + param = 0x28; + address = GPIO_BASE_ADDRESS + GPIO_PIN9_ADDRESS; + status = ath6kl_bmi_reg_write(ar, address, param); + if (status) + return status; + param = 0x20; address = GPIO_BASE_ADDRESS + GPIO_PIN10_ADDRESS; @@ -1659,6 +1678,9 @@ void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready) cfg80211_scan_done(vif->scan_req, true); vif->scan_req = NULL; } + + /* need to clean up enhanced bmiss detection fw state */ + ath6kl_cfg80211_sta_bmiss_enhance(vif, false); } void ath6kl_stop_txrx(struct ath6kl *ar) diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c index b836f2795114..c189e28e86a9 100644 --- a/drivers/net/wireless/ath/ath6kl/main.c +++ b/drivers/net/wireless/ath/ath6kl/main.c @@ -554,20 +554,24 @@ void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver, struct ath6kl *ar = devt; memcpy(ar->mac_addr, datap, ETH_ALEN); - ath6kl_dbg(ATH6KL_DBG_TRC, "%s: mac addr = %pM\n", - __func__, ar->mac_addr); + + ath6kl_dbg(ATH6KL_DBG_BOOT, + "ready event mac addr %pM sw_ver 0x%x abi_ver 0x%x cap 0x%x\n", + ar->mac_addr, sw_ver, abi_ver, cap); ar->version.wlan_ver = sw_ver; ar->version.abi_ver = abi_ver; ar->hw.cap = cap; - snprintf(ar->wiphy->fw_version, - sizeof(ar->wiphy->fw_version), - "%u.%u.%u.%u", - (ar->version.wlan_ver & 0xf0000000) >> 28, - (ar->version.wlan_ver & 0x0f000000) >> 24, - (ar->version.wlan_ver & 0x00ff0000) >> 16, - (ar->version.wlan_ver & 0x0000ffff)); + if (strlen(ar->wiphy->fw_version) == 0) { + snprintf(ar->wiphy->fw_version, + sizeof(ar->wiphy->fw_version), + "%u.%u.%u.%u", + (ar->version.wlan_ver & 0xf0000000) >> 28, + (ar->version.wlan_ver & 0x0f000000) >> 24, + (ar->version.wlan_ver & 0x00ff0000) >> 16, + (ar->version.wlan_ver & 0x0000ffff)); + } /* indicate to the waiting thread that the ready event was received */ set_bit(WMI_READY, &ar->flag); @@ -1166,7 +1170,10 @@ static void ath6kl_set_multicast_list(struct net_device *ndev) else clear_bit(NETDEV_MCAST_ALL_ON, &vif->flags); - mc_all_on = mc_all_on || (vif->ar->state == ATH6KL_STATE_ON); + if (test_bit(ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, + vif->ar->fw_capabilities)) { + mc_all_on = mc_all_on || (vif->ar->state == ATH6KL_STATE_ON); + } if (!(ndev->flags & IFF_MULTICAST)) { mc_all_on = false; diff --git a/drivers/net/wireless/ath/ath6kl/target.h b/drivers/net/wireless/ath/ath6kl/target.h index 78e0ef4567a5..a98c12ba70c1 100644 --- a/drivers/net/wireless/ath/ath6kl/target.h +++ b/drivers/net/wireless/ath/ath6kl/target.h @@ -45,6 +45,7 @@ #define LPO_CAL_ENABLE_S 20 #define LPO_CAL_ENABLE 0x00100000 +#define GPIO_PIN9_ADDRESS 0x0000004c #define GPIO_PIN10_ADDRESS 0x00000050 #define GPIO_PIN11_ADDRESS 0x00000054 #define GPIO_PIN12_ADDRESS 0x00000058 diff --git a/drivers/net/wireless/ath/ath6kl/txrx.c b/drivers/net/wireless/ath/ath6kl/txrx.c index 67206aedea6c..7dfa0fd86d7b 100644 --- a/drivers/net/wireless/ath/ath6kl/txrx.c +++ b/drivers/net/wireless/ath/ath6kl/txrx.c @@ -1036,6 +1036,7 @@ static void aggr_deque_frms(struct aggr_info_conn *agg_conn, u8 tid, rxtid = &agg_conn->rx_tid[tid]; stats = &agg_conn->stat[tid]; + spin_lock_bh(&rxtid->lock); idx = AGGR_WIN_IDX(rxtid->seq_next, rxtid->hold_q_sz); /* @@ -1054,8 +1055,6 @@ static void aggr_deque_frms(struct aggr_info_conn *agg_conn, u8 tid, seq_end = seq_no ? seq_no : rxtid->seq_next; idx_end = AGGR_WIN_IDX(seq_end, rxtid->hold_q_sz); - spin_lock_bh(&rxtid->lock); - do { node = &rxtid->hold_q[idx]; if ((order == 1) && (!node->skb)) @@ -1127,11 +1126,13 @@ static bool aggr_process_recv_frm(struct aggr_info_conn *agg_conn, u8 tid, ((end > extended_end) && (cur > extended_end) && (cur < end))) { aggr_deque_frms(agg_conn, tid, 0, 0); + spin_lock_bh(&rxtid->lock); if (cur >= rxtid->hold_q_sz - 1) rxtid->seq_next = cur - (rxtid->hold_q_sz - 1); else rxtid->seq_next = ATH6KL_MAX_SEQ_NO - (rxtid->hold_q_sz - 2 - cur); + spin_unlock_bh(&rxtid->lock); } else { /* * Dequeue only those frames that are outside the @@ -1185,25 +1186,25 @@ static bool aggr_process_recv_frm(struct aggr_info_conn *agg_conn, u8 tid, aggr_deque_frms(agg_conn, tid, 0, 1); if (agg_conn->timer_scheduled) - rxtid->progress = true; - else - for (idx = 0 ; idx < rxtid->hold_q_sz; idx++) { - if (rxtid->hold_q[idx].skb) { - /* - * There is a frame in the queue and no - * timer so start a timer to ensure that - * the frame doesn't remain stuck - * forever. - */ - agg_conn->timer_scheduled = true; - mod_timer(&agg_conn->timer, - (jiffies + - HZ * (AGGR_RX_TIMEOUT) / 1000)); - rxtid->progress = false; - rxtid->timer_mon = true; - break; - } + return is_queued; + + spin_lock_bh(&rxtid->lock); + for (idx = 0 ; idx < rxtid->hold_q_sz; idx++) { + if (rxtid->hold_q[idx].skb) { + /* + * There is a frame in the queue and no + * timer so start a timer to ensure that + * the frame doesn't remain stuck + * forever. + */ + agg_conn->timer_scheduled = true; + mod_timer(&agg_conn->timer, + (jiffies + (HZ * AGGR_RX_TIMEOUT) / 1000)); + rxtid->timer_mon = true; + break; } + } + spin_unlock_bh(&rxtid->lock); return is_queued; } @@ -1608,7 +1609,7 @@ static void aggr_timeout(unsigned long arg) rxtid = &aggr_conn->rx_tid[i]; stats = &aggr_conn->stat[i]; - if (!rxtid->aggr || !rxtid->timer_mon || rxtid->progress) + if (!rxtid->aggr || !rxtid->timer_mon) continue; stats->num_timeouts++; @@ -1626,14 +1627,15 @@ static void aggr_timeout(unsigned long arg) rxtid = &aggr_conn->rx_tid[i]; if (rxtid->aggr && rxtid->hold_q) { + spin_lock_bh(&rxtid->lock); for (j = 0; j < rxtid->hold_q_sz; j++) { if (rxtid->hold_q[j].skb) { aggr_conn->timer_scheduled = true; rxtid->timer_mon = true; - rxtid->progress = false; break; } } + spin_unlock_bh(&rxtid->lock); if (j >= rxtid->hold_q_sz) rxtid->timer_mon = false; @@ -1660,7 +1662,6 @@ static void aggr_delete_tid_state(struct aggr_info_conn *aggr_conn, u8 tid) aggr_deque_frms(aggr_conn, tid, 0, 0); rxtid->aggr = false; - rxtid->progress = false; rxtid->timer_mon = false; rxtid->win_sz = 0; rxtid->seq_next = 0; @@ -1739,7 +1740,6 @@ void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info, for (i = 0; i < NUM_OF_TIDS; i++) { rxtid = &aggr_conn->rx_tid[i]; rxtid->aggr = false; - rxtid->progress = false; rxtid->timer_mon = false; skb_queue_head_init(&rxtid->q); spin_lock_init(&rxtid->lock); diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c index ee8ec2394c2c..a6caa673e8ad 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.c +++ b/drivers/net/wireless/ath/ath6kl/wmi.c @@ -743,7 +743,6 @@ int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) return -ENOMEM; cmd = (struct roam_ctrl_cmd *) skb->data; - memset(cmd, 0, sizeof(*cmd)); memcpy(cmd->info.bssid, bssid, ETH_ALEN); cmd->roam_ctrl = WMI_FORCE_ROAM; @@ -753,6 +752,22 @@ int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) NO_SYNC_WMIFLAG); } +int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) +{ + struct sk_buff *skb; + struct set_dtim_cmd *cmd; + + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct set_dtim_cmd *) skb->data; + + cmd->dtim_period = cpu_to_le32(dtim_period); + return ath6kl_wmi_cmd_send(wmi, if_idx, skb, + WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); +} + int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) { struct sk_buff *skb; @@ -763,7 +778,6 @@ int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) return -ENOMEM; cmd = (struct roam_ctrl_cmd *) skb->data; - memset(cmd, 0, sizeof(*cmd)); cmd->info.roam_mode = mode; cmd->roam_ctrl = WMI_SET_ROAM_MODE; @@ -1995,7 +2009,7 @@ int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, struct wmi_probed_ssid_cmd *cmd; int ret; - if (index > MAX_PROBED_SSID_INDEX) + if (index >= MAX_PROBED_SSIDS) return -EINVAL; if (ssid_len > sizeof(cmd->ssid)) @@ -2599,6 +2613,115 @@ static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) spin_unlock_bh(&wmi->lock); } +static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, + const struct cfg80211_bitrate_mask *mask) +{ + struct sk_buff *skb; + int ret, mode, band; + u64 mcsrate, ratemask[IEEE80211_NUM_BANDS]; + struct wmi_set_tx_select_rates64_cmd *cmd; + + memset(&ratemask, 0, sizeof(ratemask)); + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + /* copy legacy rate mask */ + ratemask[band] = mask->control[band].legacy; + if (band == IEEE80211_BAND_5GHZ) + ratemask[band] = + mask->control[band].legacy << 4; + + /* copy mcs rate mask */ + mcsrate = mask->control[band].mcs[1]; + mcsrate <<= 8; + mcsrate |= mask->control[band].mcs[0]; + ratemask[band] |= mcsrate << 12; + ratemask[band] |= mcsrate << 28; + } + + ath6kl_dbg(ATH6KL_DBG_WMI, + "Ratemask 64 bit: 2.4:%llx 5:%llx\n", + ratemask[0], ratemask[1]); + + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; + for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { + /* A mode operate in 5GHZ band */ + if (mode == WMI_RATES_MODE_11A || + mode == WMI_RATES_MODE_11A_HT20 || + mode == WMI_RATES_MODE_11A_HT40) + band = IEEE80211_BAND_5GHZ; + else + band = IEEE80211_BAND_2GHZ; + cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); + } + + ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, + WMI_SET_TX_SELECT_RATES_CMDID, + NO_SYNC_WMIFLAG); + return ret; +} + +static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, + const struct cfg80211_bitrate_mask *mask) +{ + struct sk_buff *skb; + int ret, mode, band; + u32 mcsrate, ratemask[IEEE80211_NUM_BANDS]; + struct wmi_set_tx_select_rates32_cmd *cmd; + + memset(&ratemask, 0, sizeof(ratemask)); + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + /* copy legacy rate mask */ + ratemask[band] = mask->control[band].legacy; + if (band == IEEE80211_BAND_5GHZ) + ratemask[band] = + mask->control[band].legacy << 4; + + /* copy mcs rate mask */ + mcsrate = mask->control[band].mcs[0]; + ratemask[band] |= mcsrate << 12; + ratemask[band] |= mcsrate << 20; + } + + ath6kl_dbg(ATH6KL_DBG_WMI, + "Ratemask 32 bit: 2.4:%x 5:%x\n", + ratemask[0], ratemask[1]); + + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; + for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { + /* A mode operate in 5GHZ band */ + if (mode == WMI_RATES_MODE_11A || + mode == WMI_RATES_MODE_11A_HT20 || + mode == WMI_RATES_MODE_11A_HT40) + band = IEEE80211_BAND_5GHZ; + else + band = IEEE80211_BAND_2GHZ; + cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); + } + + ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, + WMI_SET_TX_SELECT_RATES_CMDID, + NO_SYNC_WMIFLAG); + return ret; +} + +int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, + const struct cfg80211_bitrate_mask *mask) +{ + struct ath6kl *ar = wmi->parent_dev; + + if (ar->hw.flags & ATH6KL_HW_FLAG_64BIT_RATES) + return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); + else + return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); +} + int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, enum ath6kl_host_mode host_mode) { @@ -2997,6 +3120,25 @@ int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, return ret; } +int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) +{ + struct sk_buff *skb; + struct wmi_sta_bmiss_enhance_cmd *cmd; + int ret; + + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; + cmd->enable = enhance ? 1 : 0; + + ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, + WMI_STA_BMISS_ENHANCE_CMDID, + NO_SYNC_WMIFLAG); + return ret; +} + s32 ath6kl_wmi_get_rate(s8 rate_index) { if (rate_index == RATE_AUTO) diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h index 9076bec3a2ba..43339aca585d 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.h +++ b/drivers/net/wireless/ath/ath6kl/wmi.h @@ -624,6 +624,10 @@ enum wmi_cmd_id { WMI_SEND_MGMT_CMDID, WMI_BEGIN_SCAN_CMDID, + WMI_SET_BLACK_LIST, + WMI_SET_MCASTRATE, + + WMI_STA_BMISS_ENHANCE_CMDID, }; enum wmi_mgmt_frame_type { @@ -960,6 +964,9 @@ enum wmi_bss_filter { /* beacons matching probed ssid */ PROBED_SSID_FILTER, + /* beacons matching matched ssid */ + MATCHED_SSID_FILTER, + /* marker only */ LAST_BSS_FILTER, }; @@ -978,7 +985,7 @@ struct wmi_bss_filter_cmd { } __packed; /* WMI_SET_PROBED_SSID_CMDID */ -#define MAX_PROBED_SSID_INDEX 9 +#define MAX_PROBED_SSIDS 16 enum wmi_ssid_flag { /* disables entry */ @@ -989,10 +996,13 @@ enum wmi_ssid_flag { /* probes for any ssid */ ANY_SSID_FLAG = 0x02, + + /* match for ssid */ + MATCH_SSID_FLAG = 0x08, }; struct wmi_probed_ssid_cmd { - /* 0 to MAX_PROBED_SSID_INDEX */ + /* 0 to MAX_PROBED_SSIDS - 1 */ u8 entry_index; /* see, enum wmi_ssid_flg */ @@ -1017,6 +1027,11 @@ struct wmi_bmiss_time_cmd { __le16 num_beacons; }; +/* WMI_STA_ENHANCE_BMISS_CMDID */ +struct wmi_sta_bmiss_enhance_cmd { + u8 enable; +} __packed; + /* WMI_SET_POWER_MODE_CMDID */ enum wmi_power_mode { REC_POWER = 0x01, @@ -1048,6 +1063,36 @@ struct wmi_power_params_cmd { __le16 ps_fail_event_policy; } __packed; +/* + * Ratemask for below modes should be passed + * to WMI_SET_TX_SELECT_RATES_CMDID. + * AR6003 has 32 bit mask for each modes. + * First 12 bits for legacy rates, 13 to 20 + * bits for HT 20 rates and 21 to 28 bits for + * HT 40 rates + */ +enum wmi_mode_phy { + WMI_RATES_MODE_11A = 0, + WMI_RATES_MODE_11G, + WMI_RATES_MODE_11B, + WMI_RATES_MODE_11GONLY, + WMI_RATES_MODE_11A_HT20, + WMI_RATES_MODE_11G_HT20, + WMI_RATES_MODE_11A_HT40, + WMI_RATES_MODE_11G_HT40, + WMI_RATES_MODE_MAX +}; + +/* WMI_SET_TX_SELECT_RATES_CMDID */ +struct wmi_set_tx_select_rates32_cmd { + __le32 ratemask[WMI_RATES_MODE_MAX]; +} __packed; + +/* WMI_SET_TX_SELECT_RATES_CMDID */ +struct wmi_set_tx_select_rates64_cmd { + __le64 ratemask[WMI_RATES_MODE_MAX]; +} __packed; + /* WMI_SET_DISC_TIMEOUT_CMDID */ struct wmi_disc_timeout_cmd { /* seconds */ @@ -1572,6 +1617,10 @@ struct roam_ctrl_cmd { u8 roam_ctrl; } __packed; +struct set_dtim_cmd { + __le32 dtim_period; +} __packed; + /* BSS INFO HDR version 2.0 */ struct wmi_bss_info_hdr2 { __le16 ch; /* frequency in MHz */ @@ -2532,6 +2581,8 @@ int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, __be32 ips0, __be32 ips1); int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, enum ath6kl_host_mode host_mode); +int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, + const struct cfg80211_bitrate_mask *mask); int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, enum ath6kl_wow_mode wow_mode, u32 filter, u16 host_req_delay); @@ -2542,11 +2593,14 @@ int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, u16 list_id, u16 filter_id); int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi); +int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period); int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid); int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode); int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on); int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, u8 *filter, bool add_filter); +int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enable); + /* AP mode uAPSD */ int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c index d9e0824af093..78816b8b2173 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -181,11 +181,14 @@ static bool ar9003_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) u32 mask2 = 0; struct ath9k_hw_capabilities *pCap = &ah->caps; struct ath_common *common = ath9k_hw_common(ah); - u32 sync_cause = 0, async_cause; + u32 sync_cause = 0, async_cause, async_mask = AR_INTR_MAC_IRQ; + + if (ath9k_hw_mci_is_enabled(ah)) + async_mask |= AR_INTR_ASYNC_MASK_MCI; async_cause = REG_READ(ah, AR_INTR_ASYNC_CAUSE); - if (async_cause & (AR_INTR_MAC_IRQ | AR_INTR_ASYNC_MASK_MCI)) { + if (async_cause & async_mask) { if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) == AR_RTC_STATUS_ON) isr = REG_READ(ah, AR_ISR); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index b1ced2a76da3..cc2853ade8f8 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -321,7 +321,7 @@ void ar9003_mci_set_full_sleep(struct ath_hw *ah) { struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - if (ar9003_mci_state(ah, MCI_STATE_ENABLE, NULL) && + if (ar9003_mci_state(ah, MCI_STATE_ENABLE) && (mci->bt_state != MCI_BT_SLEEP) && !mci->halted_bt_gpm) { ar9003_mci_send_coex_halt_bt_gpm(ah, true, true); @@ -484,7 +484,7 @@ static void ar9003_mci_sync_bt_state(struct ath_hw *ah) struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; u32 cur_bt_state; - cur_bt_state = ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP, NULL); + cur_bt_state = ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP); if (mci->bt_state != cur_bt_state) mci->bt_state = cur_bt_state; @@ -593,8 +593,7 @@ static u32 ar9003_mci_wait_for_gpm(struct ath_hw *ah, u8 gpm_type, if (!time_out) break; - offset = ar9003_mci_state(ah, MCI_STATE_NEXT_GPM_OFFSET, - &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, false, &more_data); if (offset == MCI_GPM_INVALID) continue; @@ -658,8 +657,7 @@ static u32 ar9003_mci_wait_for_gpm(struct ath_hw *ah, u8 gpm_type, time_out = 0; while (more_data == MCI_GPM_MORE) { - offset = ar9003_mci_state(ah, MCI_STATE_NEXT_GPM_OFFSET, - &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, false, &more_data); if (offset == MCI_GPM_INVALID) break; @@ -893,13 +891,16 @@ void ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, udelay(100); } + /* Check pending GPM msg before MCI Reset Rx */ + ar9003_mci_check_gpm_offset(ah); + regval |= SM(1, AR_MCI_COMMAND2_RESET_RX); REG_WRITE(ah, AR_MCI_COMMAND2, regval); udelay(1); regval &= ~SM(1, AR_MCI_COMMAND2_RESET_RX); REG_WRITE(ah, AR_MCI_COMMAND2, regval); - ar9003_mci_state(ah, MCI_STATE_INIT_GPM_OFFSET, NULL); + ar9003_mci_get_next_gpm_offset(ah, true, NULL); REG_WRITE(ah, AR_MCI_MSG_ATTRIBUTES_TABLE, (SM(0xe801, AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR) | @@ -1010,38 +1011,32 @@ static void ar9003_mci_queue_unsent_gpm(struct ath_hw *ah, u8 header, } } -void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool wait_done) +void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool force) { struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - if (!mci->update_2g5g) + if (!mci->update_2g5g && !force) return; if (mci->is_2g) { ar9003_mci_send_2g5g_status(ah, true); - ar9003_mci_send_lna_transfer(ah, true); - udelay(5); - REG_CLR_BIT(ah, AR_MCI_TX_CTRL, + REG_SET_BIT(ah, AR_MCI_TX_CTRL, AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); REG_CLR_BIT(ah, AR_PHY_GLB_CONTROL, AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL); if (!(mci->config & ATH_MCI_CONFIG_DISABLE_OSLA)) - REG_SET_BIT(ah, AR_BTCOEX_CTRL, - AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); + ar9003_mci_osla_setup(ah, true); } else { - ar9003_mci_send_lna_take(ah, true); - udelay(5); - REG_SET_BIT(ah, AR_MCI_TX_CTRL, AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); REG_SET_BIT(ah, AR_PHY_GLB_CONTROL, AR_BTCOEX_CTRL_BT_OWN_SPDT_CTRL); - REG_CLR_BIT(ah, AR_BTCOEX_CTRL, - AR_BTCOEX_CTRL_ONE_STEP_LOOK_AHEAD_EN); - ar9003_mci_send_2g5g_status(ah, true); + ar9003_mci_osla_setup(ah, false); + if (!force) + ar9003_mci_send_2g5g_status(ah, true); } } @@ -1169,11 +1164,10 @@ void ar9003_mci_cleanup(struct ath_hw *ah) } EXPORT_SYMBOL(ar9003_mci_cleanup); -u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) +u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type) { - struct ath_common *common = ath9k_hw_common(ah); struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 value = 0, more_gpm = 0, gpm_ptr; + u32 value = 0; u8 query_type; switch (state_type) { @@ -1186,81 +1180,6 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) } value &= AR_BTCOEX_CTRL_MCI_MODE_EN; break; - case MCI_STATE_INIT_GPM_OFFSET: - value = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); - mci->gpm_idx = value; - break; - case MCI_STATE_NEXT_GPM_OFFSET: - case MCI_STATE_LAST_GPM_OFFSET: - /* - * This could be useful to avoid new GPM message interrupt which - * may lead to spurious interrupt after power sleep, or multiple - * entry of ath_mci_intr(). - * Adding empty GPM check by returning HAL_MCI_GPM_INVALID can - * alleviate this effect, but clearing GPM RX interrupt bit is - * safe, because whether this is called from hw or driver code - * there must be an interrupt bit set/triggered initially - */ - REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_RAW, - AR_MCI_INTERRUPT_RX_MSG_GPM); - - gpm_ptr = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); - value = gpm_ptr; - - if (value == 0) - value = mci->gpm_len - 1; - else if (value >= mci->gpm_len) { - if (value != 0xFFFF) - value = 0; - } else { - value--; - } - - if (value == 0xFFFF) { - value = MCI_GPM_INVALID; - more_gpm = MCI_GPM_NOMORE; - } else if (state_type == MCI_STATE_NEXT_GPM_OFFSET) { - if (gpm_ptr == mci->gpm_idx) { - value = MCI_GPM_INVALID; - more_gpm = MCI_GPM_NOMORE; - } else { - for (;;) { - u32 temp_index; - - /* skip reserved GPM if any */ - - if (value != mci->gpm_idx) - more_gpm = MCI_GPM_MORE; - else - more_gpm = MCI_GPM_NOMORE; - - temp_index = mci->gpm_idx; - mci->gpm_idx++; - - if (mci->gpm_idx >= - mci->gpm_len) - mci->gpm_idx = 0; - - if (ar9003_mci_is_gpm_valid(ah, - temp_index)) { - value = temp_index; - break; - } - - if (more_gpm == MCI_GPM_NOMORE) { - value = MCI_GPM_INVALID; - break; - } - } - } - if (p_data) - *p_data = more_gpm; - } - - if (value != MCI_GPM_INVALID) - value <<= 4; - - break; case MCI_STATE_LAST_SCHD_MSG_OFFSET: value = MS(REG_READ(ah, AR_MCI_RX_STATUS), AR_MCI_RX_LAST_SCHD_MSG_INDEX); @@ -1272,21 +1191,6 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) AR_MCI_RX_REMOTE_SLEEP) ? MCI_BT_SLEEP : MCI_BT_AWAKE; break; - case MCI_STATE_CONT_RSSI_POWER: - value = MS(mci->cont_status, AR_MCI_CONT_RSSI_POWER); - break; - case MCI_STATE_CONT_PRIORITY: - value = MS(mci->cont_status, AR_MCI_CONT_RRIORITY); - break; - case MCI_STATE_CONT_TXRX: - value = MS(mci->cont_status, AR_MCI_CONT_TXRX); - break; - case MCI_STATE_BT: - value = mci->bt_state; - break; - case MCI_STATE_SET_BT_SLEEP: - mci->bt_state = MCI_BT_SLEEP; - break; case MCI_STATE_SET_BT_AWAKE: mci->bt_state = MCI_BT_AWAKE; ar9003_mci_send_coex_version_query(ah, true); @@ -1295,7 +1199,7 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) if (mci->unhalt_bt_gpm) ar9003_mci_send_coex_halt_bt_gpm(ah, false, true); - ar9003_mci_2g5g_switch(ah, true); + ar9003_mci_2g5g_switch(ah, false); break; case MCI_STATE_SET_BT_CAL_START: mci->bt_state = MCI_BT_CAL_START; @@ -1319,34 +1223,6 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) case MCI_STATE_SEND_WLAN_COEX_VERSION: ar9003_mci_send_coex_version_response(ah, true); break; - case MCI_STATE_SET_BT_COEX_VERSION: - if (!p_data) - ath_dbg(common, MCI, - "MCI Set BT Coex version with NULL data!!\n"); - else { - mci->bt_ver_major = (*p_data >> 8) & 0xff; - mci->bt_ver_minor = (*p_data) & 0xff; - mci->bt_version_known = true; - ath_dbg(common, MCI, "MCI BT version set: %d.%d\n", - mci->bt_ver_major, mci->bt_ver_minor); - } - break; - case MCI_STATE_SEND_WLAN_CHANNELS: - if (p_data) { - if (((mci->wlan_channels[1] & 0xffff0000) == - (*(p_data + 1) & 0xffff0000)) && - (mci->wlan_channels[2] == *(p_data + 2)) && - (mci->wlan_channels[3] == *(p_data + 3))) - break; - - mci->wlan_channels[0] = *p_data++; - mci->wlan_channels[1] = *p_data++; - mci->wlan_channels[2] = *p_data++; - mci->wlan_channels[3] = *p_data++; - } - mci->wlan_channels_update = true; - ar9003_mci_send_coex_wlan_channels(ah, true); - break; case MCI_STATE_SEND_VERSION_QUERY: ar9003_mci_send_coex_version_query(ah, true); break; @@ -1354,29 +1230,12 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) query_type = MCI_GPM_COEX_QUERY_BT_TOPOLOGY; ar9003_mci_send_coex_bt_status_query(ah, true, query_type); break; - case MCI_STATE_NEED_FLUSH_BT_INFO: - /* - * btcoex_hw.mci.unhalt_bt_gpm means whether it's - * needed to send UNHALT message. It's set whenever - * there's a request to send HALT message. - * mci_halted_bt_gpm means whether HALT message is sent - * out successfully. - * - * Checking (mci_unhalt_bt_gpm == false) instead of - * checking (ah->mci_halted_bt_gpm == false) will make - * sure currently is in UNHALT-ed mode and BT can - * respond to status query. - */ - value = (!mci->unhalt_bt_gpm && mci->need_flush_btinfo) ? 1 : 0; - if (p_data) - mci->need_flush_btinfo = (*p_data != 0) ? true : false; - break; case MCI_STATE_RECOVER_RX: ar9003_mci_prep_interface(ah); mci->query_bt = true; mci->need_flush_btinfo = true; ar9003_mci_send_coex_wlan_channels(ah, true); - ar9003_mci_2g5g_switch(ah, true); + ar9003_mci_2g5g_switch(ah, false); break; case MCI_STATE_NEED_FTP_STOMP: value = !(mci->config & ATH_MCI_CONFIG_DISABLE_FTP_STOMP); @@ -1404,3 +1263,154 @@ void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah) /* Force another 2g5g update at next scanning */ mci->update_2g5g = true; } + +void ar9003_mci_set_power_awake(struct ath_hw *ah) +{ + u32 btcoex_ctrl2, diag_sw; + int i; + u8 lna_ctrl, bt_sleep; + + for (i = 0; i < AH_WAIT_TIMEOUT; i++) { + btcoex_ctrl2 = REG_READ(ah, AR_BTCOEX_CTRL2); + if (btcoex_ctrl2 != 0xdeadbeef) + break; + udelay(AH_TIME_QUANTUM); + } + REG_WRITE(ah, AR_BTCOEX_CTRL2, (btcoex_ctrl2 | BIT(23))); + + for (i = 0; i < AH_WAIT_TIMEOUT; i++) { + diag_sw = REG_READ(ah, AR_DIAG_SW); + if (diag_sw != 0xdeadbeef) + break; + udelay(AH_TIME_QUANTUM); + } + REG_WRITE(ah, AR_DIAG_SW, (diag_sw | BIT(27) | BIT(19) | BIT(18))); + lna_ctrl = REG_READ(ah, AR_OBS_BUS_CTRL) & 0x3; + bt_sleep = REG_READ(ah, AR_MCI_RX_STATUS) & AR_MCI_RX_REMOTE_SLEEP; + + REG_WRITE(ah, AR_BTCOEX_CTRL2, btcoex_ctrl2); + REG_WRITE(ah, AR_DIAG_SW, diag_sw); + + if (bt_sleep && (lna_ctrl == 2)) { + REG_SET_BIT(ah, AR_BTCOEX_RC, 0x1); + REG_CLR_BIT(ah, AR_BTCOEX_RC, 0x1); + udelay(50); + } +} + +void ar9003_mci_check_gpm_offset(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + u32 offset; + + /* + * This should only be called before "MAC Warm Reset" or "MCI Reset Rx". + */ + offset = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); + if (mci->gpm_idx == offset) + return; + ath_dbg(common, MCI, "GPM cached write pointer mismatch %d %d\n", + mci->gpm_idx, offset); + mci->query_bt = true; + mci->need_flush_btinfo = true; + mci->gpm_idx = 0; +} + +u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more) +{ + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + u32 offset, more_gpm = 0, gpm_ptr; + + if (first) { + gpm_ptr = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); + mci->gpm_idx = gpm_ptr; + return gpm_ptr; + } + + /* + * This could be useful to avoid new GPM message interrupt which + * may lead to spurious interrupt after power sleep, or multiple + * entry of ath_mci_intr(). + * Adding empty GPM check by returning HAL_MCI_GPM_INVALID can + * alleviate this effect, but clearing GPM RX interrupt bit is + * safe, because whether this is called from hw or driver code + * there must be an interrupt bit set/triggered initially + */ + REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_RAW, + AR_MCI_INTERRUPT_RX_MSG_GPM); + + gpm_ptr = MS(REG_READ(ah, AR_MCI_GPM_1), AR_MCI_GPM_WRITE_PTR); + offset = gpm_ptr; + + if (!offset) + offset = mci->gpm_len - 1; + else if (offset >= mci->gpm_len) { + if (offset != 0xFFFF) + offset = 0; + } else { + offset--; + } + + if ((offset == 0xFFFF) || (gpm_ptr == mci->gpm_idx)) { + offset = MCI_GPM_INVALID; + more_gpm = MCI_GPM_NOMORE; + goto out; + } + for (;;) { + u32 temp_index; + + /* skip reserved GPM if any */ + + if (offset != mci->gpm_idx) + more_gpm = MCI_GPM_MORE; + else + more_gpm = MCI_GPM_NOMORE; + + temp_index = mci->gpm_idx; + mci->gpm_idx++; + + if (mci->gpm_idx >= mci->gpm_len) + mci->gpm_idx = 0; + + if (ar9003_mci_is_gpm_valid(ah, temp_index)) { + offset = temp_index; + break; + } + + if (more_gpm == MCI_GPM_NOMORE) { + offset = MCI_GPM_INVALID; + break; + } + } + + if (offset != MCI_GPM_INVALID) + offset <<= 4; +out: + if (more) + *more = more_gpm; + + return offset; +} +EXPORT_SYMBOL(ar9003_mci_get_next_gpm_offset); + +void ar9003_mci_set_bt_version(struct ath_hw *ah, u8 major, u8 minor) +{ + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + + mci->bt_ver_major = major; + mci->bt_ver_minor = minor; + mci->bt_version_known = true; + ath_dbg(ath9k_hw_common(ah), MCI, "MCI BT version set: %d.%d\n", + mci->bt_ver_major, mci->bt_ver_minor); +} +EXPORT_SYMBOL(ar9003_mci_set_bt_version); + +void ar9003_mci_send_wlan_channels(struct ath_hw *ah) +{ + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; + + mci->wlan_channels_update = true; + ar9003_mci_send_coex_wlan_channels(ah, true); +} +EXPORT_SYMBOL(ar9003_mci_send_wlan_channels); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 10282e2bcdc9..d33b8e128855 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -189,26 +189,15 @@ enum mci_bt_state { /* Type of state query */ enum mci_state_type { MCI_STATE_ENABLE, - MCI_STATE_INIT_GPM_OFFSET, - MCI_STATE_NEXT_GPM_OFFSET, - MCI_STATE_LAST_GPM_OFFSET, - MCI_STATE_BT, - MCI_STATE_SET_BT_SLEEP, MCI_STATE_SET_BT_AWAKE, MCI_STATE_SET_BT_CAL_START, MCI_STATE_SET_BT_CAL, MCI_STATE_LAST_SCHD_MSG_OFFSET, MCI_STATE_REMOTE_SLEEP, - MCI_STATE_CONT_RSSI_POWER, - MCI_STATE_CONT_PRIORITY, - MCI_STATE_CONT_TXRX, MCI_STATE_RESET_REQ_WAKE, MCI_STATE_SEND_WLAN_COEX_VERSION, - MCI_STATE_SET_BT_COEX_VERSION, - MCI_STATE_SEND_WLAN_CHANNELS, MCI_STATE_SEND_VERSION_QUERY, MCI_STATE_SEND_STATUS_QUERY, - MCI_STATE_NEED_FLUSH_BT_INFO, MCI_STATE_SET_CONCUR_TX_PRI, MCI_STATE_RECOVER_RX, MCI_STATE_NEED_FTP_STOMP, @@ -259,14 +248,15 @@ enum mci_gpm_coex_opcode { bool ar9003_mci_send_message(struct ath_hw *ah, u8 header, u32 flag, u32 *payload, u8 len, bool wait_done, bool check_bt); -u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data); +u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type); void ar9003_mci_setup(struct ath_hw *ah, u32 gpm_addr, void *gpm_buf, u16 len, u32 sched_addr); void ar9003_mci_cleanup(struct ath_hw *ah); void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr, u32 *rx_msg_intr); -void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah); - +u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, bool first, u32 *more); +void ar9003_mci_set_bt_version(struct ath_hw *ah, u8 major, u8 minor); +void ar9003_mci_send_wlan_channels(struct ath_hw *ah); /* * These functions are used by ath9k_hw. */ @@ -277,7 +267,7 @@ void ar9003_mci_stop_bt(struct ath_hw *ah, bool save_fullsleep); void ar9003_mci_init_cal_req(struct ath_hw *ah, bool *is_reusable); void ar9003_mci_init_cal_done(struct ath_hw *ah); void ar9003_mci_set_full_sleep(struct ath_hw *ah); -void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool wait_done); +void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool force); void ar9003_mci_check_bt(struct ath_hw *ah); bool ar9003_mci_start_reset(struct ath_hw *ah, struct ath9k_channel *chan); int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, @@ -285,6 +275,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, void ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, bool is_full_sleep); void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked); +void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah); +void ar9003_mci_set_power_awake(struct ath_hw *ah); +void ar9003_mci_check_gpm_offset(struct ath_hw *ah); #else @@ -322,6 +315,15 @@ static inline void ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, static inline void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked) { } +static inline void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah) +{ +} +static inline void ar9003_mci_set_power_awake(struct ath_hw *ah) +{ +} +static inline void ar9003_mci_check_gpm_offset(struct ath_hw *ah) +{ +} #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ #endif diff --git a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h index 4a93e1534c1d..8f406ff2c95e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h @@ -52,7 +52,7 @@ static const u32 ar9462_2p0_baseband_postamble[][5] = { {0x00009e04, 0x001c2020, 0x001c2020, 0x001c2020, 0x001c2020}, {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000d8}, {0x00009e10, 0x92c88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec86d2e}, - {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3376605e, 0x33795d5e}, + {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3376605e, 0x32395d5e}, {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 02fc1c1e5eeb..a8c050085648 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -698,6 +698,7 @@ struct ath_softc { #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT struct ath_btcoex btcoex; struct ath_mci_coex mci_coex; + struct work_struct mci_work; #endif struct ath_descdma txsdma; diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index af6d27350291..26032cb59b8a 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -202,7 +202,7 @@ static void ath_btcoex_period_timer(unsigned long data) btcoex->bt_wait_time += btcoex->btcoex_period; if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) { - if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP, NULL) && + if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) && (mci->num_pan || mci->num_other_acl)) ah->btcoex_hw.mci.stomp_ftp = (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH); @@ -232,7 +232,7 @@ static void ath_btcoex_period_timer(unsigned long data) } ath9k_ps_restore(sc); - timer_period = btcoex->btcoex_period / 1000; + timer_period = btcoex->btcoex_period; mod_timer(&btcoex->period_timer, jiffies + msecs_to_jiffies(timer_period)); } @@ -267,10 +267,10 @@ static int ath_init_btcoex_timer(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; - btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000; - btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * + btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD; + btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * 1000 * btcoex->btcoex_period / 100; - btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * + btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * 1000 * btcoex->btcoex_period / 100; setup_timer(&btcoex->period_timer, ath_btcoex_period_timer, diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 45e670087e1c..784baee5db84 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1348,6 +1348,9 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) } } + if (ath9k_hw_mci_is_enabled(ah)) + ar9003_mci_check_gpm_offset(ah); + REG_WRITE(ah, AR_RTC_RC, rst_flags); REGWRITE_BUFFER_FLUSH(ah); @@ -1708,7 +1711,7 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) ath9k_hw_start_nfcal(ah, true); if (ath9k_hw_mci_is_enabled(ah)) - ar9003_mci_2g5g_switch(ah, true); + ar9003_mci_2g5g_switch(ah, false); if (AR_SREV_9271(ah)) ar9002_hw_load_ani_reg(ah, chan); @@ -1912,7 +1915,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_set_dma(ah); - REG_WRITE(ah, AR_OBS, 8); + if (!ath9k_hw_mci_is_enabled(ah)) + REG_WRITE(ah, AR_OBS, 8); if (ah->config.rx_intr_mitigation) { REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500); @@ -2111,6 +2115,9 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah) AR_RTC_FORCE_WAKE_EN); udelay(50); + if (ath9k_hw_mci_is_enabled(ah)) + ar9003_mci_set_power_awake(ah); + for (i = POWER_UP_TIME / 50; i > 0; i--) { val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M; if (val == AR_RTC_STATUS_ON) diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index 0cc4c70f7f0c..a105c9426251 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -136,6 +136,14 @@ void ath_hw_pll_work(struct work_struct *work) u32 pll_sqsum; struct ath_softc *sc = container_of(work, struct ath_softc, hw_pll_work.work); + /* + * ensure that the PLL WAR is executed only + * after the STA is associated (or) if the + * beaconing had started in interfaces that + * uses beacons. + */ + if (!test_bit(SC_OP_BEACONS, &sc->sc_flags)) + return; ath9k_ps_wakeup(sc); pll_sqsum = ar9003_get_pll_sqsum_dvc(sc->sc_ah); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index c0f478b0a9a2..52561b341d68 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -150,6 +150,9 @@ static void __ath_cancel_work(struct ath_softc *sc) cancel_work_sync(&sc->hw_check_work); cancel_delayed_work_sync(&sc->tx_complete_work); cancel_delayed_work_sync(&sc->hw_pll_work); +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + cancel_work_sync(&sc->mci_work); +#endif } static void ath_cancel_work(struct ath_softc *sc) @@ -1033,15 +1036,6 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, } } - if ((ah->opmode == NL80211_IFTYPE_ADHOC) || - ((vif->type == NL80211_IFTYPE_ADHOC) && - sc->nvifs > 0)) { - ath_err(common, "Cannot create ADHOC interface when other" - " interfaces already exist.\n"); - ret = -EINVAL; - goto out; - } - ath_dbg(common, CONFIG, "Attach a VIF of type: %d\n", vif->type); sc->nvifs++; @@ -1066,15 +1060,6 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); ath9k_ps_wakeup(sc); - /* See if new interface type is valid. */ - if ((new_type == NL80211_IFTYPE_ADHOC) && - (sc->nvifs > 1)) { - ath_err(common, "When using ADHOC, it must be the only" - " interface.\n"); - ret = -EINVAL; - goto out; - } - if (ath9k_uses_beacons(new_type) && !ath9k_uses_beacons(vif->type)) { if (sc->nbcnvifs >= ATH_BCBUF) { @@ -1258,6 +1243,7 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) if (ath_set_channel(sc, hw, &sc->sc_ah->channels[pos]) < 0) { ath_err(common, "Unable to set channel\n"); mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index 49137f477b05..7d34a504d617 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -20,7 +20,7 @@ #include "ath9k.h" #include "mci.h" -static const u8 ath_mci_duty_cycle[] = { 0, 50, 60, 70, 80, 85, 90, 95, 98 }; +static const u8 ath_mci_duty_cycle[] = { 55, 50, 60, 70, 80, 85, 90, 95, 98 }; static struct ath_mci_profile_info* ath_mci_find_profile(struct ath_mci_profile *mci, @@ -28,11 +28,14 @@ ath_mci_find_profile(struct ath_mci_profile *mci, { struct ath_mci_profile_info *entry; + if (list_empty(&mci->info)) + return NULL; + list_for_each_entry(entry, &mci->info, list) { if (entry->conn_handle == info->conn_handle) - break; + return entry; } - return entry; + return NULL; } static bool ath_mci_add_profile(struct ath_common *common, @@ -49,31 +52,21 @@ static bool ath_mci_add_profile(struct ath_common *common, (info->type != MCI_GPM_COEX_PROFILE_VOICE)) return false; - entry = ath_mci_find_profile(mci, info); - - if (entry) { - memcpy(entry, info, 10); - } else { - entry = kzalloc(sizeof(*entry), GFP_KERNEL); - if (!entry) - return false; + entry = kzalloc(sizeof(*entry), GFP_ATOMIC); + if (!entry) + return false; - memcpy(entry, info, 10); - INC_PROF(mci, info); - list_add_tail(&info->list, &mci->info); - } + memcpy(entry, info, 10); + INC_PROF(mci, info); + list_add_tail(&entry->list, &mci->info); return true; } static void ath_mci_del_profile(struct ath_common *common, struct ath_mci_profile *mci, - struct ath_mci_profile_info *info) + struct ath_mci_profile_info *entry) { - struct ath_mci_profile_info *entry; - - entry = ath_mci_find_profile(mci, info); - if (!entry) return; @@ -86,12 +79,16 @@ void ath_mci_flush_profile(struct ath_mci_profile *mci) { struct ath_mci_profile_info *info, *tinfo; + mci->aggr_limit = 0; + + if (list_empty(&mci->info)) + return; + list_for_each_entry_safe(info, tinfo, &mci->info, list) { list_del(&info->list); DEC_PROF(mci, info); kfree(info); } - mci->aggr_limit = 0; } static void ath_mci_adjust_aggr_limit(struct ath_btcoex *btcoex) @@ -123,6 +120,8 @@ static void ath_mci_update_scheme(struct ath_softc *sc) if (mci_hw->config & ATH_MCI_CONFIG_DISABLE_TUNING) goto skip_tuning; + btcoex->duty_cycle = ath_mci_duty_cycle[num_profile]; + if (num_profile == 1) { info = list_first_entry(&mci->info, struct ath_mci_profile_info, @@ -181,12 +180,11 @@ skip_tuning: if (IS_CHAN_5GHZ(sc->sc_ah->curchan)) return; - btcoex->duty_cycle += (mci->num_bdr ? ATH_MCI_MAX_DUTY_CYCLE : 0); + btcoex->duty_cycle += (mci->num_bdr ? ATH_MCI_BDR_DUTY_CYCLE : 0); if (btcoex->duty_cycle > ATH_MCI_MAX_DUTY_CYCLE) btcoex->duty_cycle = ATH_MCI_MAX_DUTY_CYCLE; - btcoex->btcoex_period *= 1000; - btcoex->btcoex_no_stomp = btcoex->btcoex_period * + btcoex->btcoex_no_stomp = btcoex->btcoex_period * 1000 * (100 - btcoex->duty_cycle) / 100; ath9k_hw_btcoex_enable(sc->sc_ah); @@ -197,20 +195,16 @@ static void ath_mci_cal_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_mci *mci_hw = &ah->btcoex_hw.mci; u32 payload[4] = {0, 0, 0, 0}; switch (opcode) { case MCI_GPM_BT_CAL_REQ: - if (ar9003_mci_state(ah, MCI_STATE_BT, NULL) == MCI_BT_AWAKE) { - ar9003_mci_state(ah, MCI_STATE_SET_BT_CAL_START, NULL); + if (mci_hw->bt_state == MCI_BT_AWAKE) { + ar9003_mci_state(ah, MCI_STATE_SET_BT_CAL_START); ieee80211_queue_work(sc->hw, &sc->hw_reset_work); - } else { - ath_dbg(common, MCI, "MCI State mismatch: %d\n", - ar9003_mci_state(ah, MCI_STATE_BT, NULL)); } - break; - case MCI_GPM_BT_CAL_DONE: - ar9003_mci_state(ah, MCI_STATE_BT, NULL); + ath_dbg(common, MCI, "MCI State : %d\n", mci_hw->bt_state); break; case MCI_GPM_BT_CAL_GRANT: MCI_GPM_SET_CAL_TYPE(payload, MCI_GPM_WLAN_CAL_DONE); @@ -223,32 +217,42 @@ static void ath_mci_cal_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) } } +static void ath9k_mci_work(struct work_struct *work) +{ + struct ath_softc *sc = container_of(work, struct ath_softc, mci_work); + + ath_mci_update_scheme(sc); +} + static void ath_mci_process_profile(struct ath_softc *sc, struct ath_mci_profile_info *info) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_btcoex *btcoex = &sc->btcoex; struct ath_mci_profile *mci = &btcoex->mci; + struct ath_mci_profile_info *entry = NULL; + + entry = ath_mci_find_profile(mci, info); + if (entry) + memcpy(entry, info, 10); if (info->start) { - if (!ath_mci_add_profile(common, mci, info)) + if (!entry && !ath_mci_add_profile(common, mci, info)) return; } else - ath_mci_del_profile(common, mci, info); + ath_mci_del_profile(common, mci, entry); btcoex->btcoex_period = ATH_MCI_DEF_BT_PERIOD; mci->aggr_limit = mci->num_sco ? 6 : 0; - if (NUM_PROF(mci)) { + btcoex->duty_cycle = ath_mci_duty_cycle[NUM_PROF(mci)]; + if (NUM_PROF(mci)) btcoex->bt_stomp_type = ATH_BTCOEX_STOMP_LOW; - btcoex->duty_cycle = ath_mci_duty_cycle[NUM_PROF(mci)]; - } else { + else btcoex->bt_stomp_type = mci->num_mgmt ? ATH_BTCOEX_STOMP_ALL : ATH_BTCOEX_STOMP_LOW; - btcoex->duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; - } - ath_mci_update_scheme(sc); + ieee80211_queue_work(sc->hw, &sc->mci_work); } static void ath_mci_process_status(struct ath_softc *sc, @@ -263,8 +267,6 @@ static void ath_mci_process_status(struct ath_softc *sc, if (status->is_link) return; - memset(&info, 0, sizeof(struct ath_mci_profile_info)); - info.conn_handle = status->conn_handle; if (ath_mci_find_profile(mci, &info)) return; @@ -284,7 +286,7 @@ static void ath_mci_process_status(struct ath_softc *sc, } while (++i < ATH_MCI_MAX_PROFILE); if (old_num_mgmt != mci->num_mgmt) - ath_mci_update_scheme(sc); + ieee80211_queue_work(sc->hw, &sc->mci_work); } static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) @@ -293,25 +295,20 @@ static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) struct ath_mci_profile_info profile_info; struct ath_mci_profile_status profile_status; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - u32 version; - u8 major; - u8 minor; + u8 major, minor; u32 seq_num; switch (opcode) { case MCI_GPM_COEX_VERSION_QUERY: - version = ar9003_mci_state(ah, MCI_STATE_SEND_WLAN_COEX_VERSION, - NULL); + ar9003_mci_state(ah, MCI_STATE_SEND_WLAN_COEX_VERSION); break; case MCI_GPM_COEX_VERSION_RESPONSE: major = *(rx_payload + MCI_GPM_COEX_B_MAJOR_VERSION); minor = *(rx_payload + MCI_GPM_COEX_B_MINOR_VERSION); - version = (major << 8) + minor; - version = ar9003_mci_state(ah, MCI_STATE_SET_BT_COEX_VERSION, - &version); + ar9003_mci_set_bt_version(ah, major, minor); break; case MCI_GPM_COEX_STATUS_QUERY: - ar9003_mci_state(ah, MCI_STATE_SEND_WLAN_CHANNELS, NULL); + ar9003_mci_send_wlan_channels(ah); break; case MCI_GPM_COEX_BT_PROFILE_INFO: memcpy(&profile_info, @@ -378,6 +375,7 @@ int ath_mci_setup(struct ath_softc *sc) mci->gpm_buf.bf_addr, (mci->gpm_buf.bf_len >> 4), mci->sched_buf.bf_paddr); + INIT_WORK(&sc->mci_work, ath9k_mci_work); ath_dbg(common, MCI, "MCI Initialized\n"); return 0; @@ -405,6 +403,7 @@ void ath_mci_intr(struct ath_softc *sc) struct ath_mci_coex *mci = &sc->mci_coex; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_mci *mci_hw = &ah->btcoex_hw.mci; u32 mci_int, mci_int_rxmsg; u32 offset, subtype, opcode; u32 *pgpm; @@ -413,8 +412,8 @@ void ath_mci_intr(struct ath_softc *sc) ar9003_mci_get_interrupt(sc->sc_ah, &mci_int, &mci_int_rxmsg); - if (ar9003_mci_state(ah, MCI_STATE_ENABLE, NULL) == 0) { - ar9003_mci_state(ah, MCI_STATE_INIT_GPM_OFFSET, NULL); + if (ar9003_mci_state(ah, MCI_STATE_ENABLE) == 0) { + ar9003_mci_get_next_gpm_offset(ah, true, NULL); return; } @@ -433,46 +432,41 @@ void ath_mci_intr(struct ath_softc *sc) NULL, 0, true, false); mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_REQ_WAKE; - ar9003_mci_state(ah, MCI_STATE_RESET_REQ_WAKE, NULL); + ar9003_mci_state(ah, MCI_STATE_RESET_REQ_WAKE); /* * always do this for recovery and 2G/5G toggling and LNA_TRANS */ - ar9003_mci_state(ah, MCI_STATE_SET_BT_AWAKE, NULL); + ar9003_mci_state(ah, MCI_STATE_SET_BT_AWAKE); } if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING) { mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_SYS_WAKING; - if (ar9003_mci_state(ah, MCI_STATE_BT, NULL) == MCI_BT_SLEEP) { - if (ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP, NULL) != - MCI_BT_SLEEP) - ar9003_mci_state(ah, MCI_STATE_SET_BT_AWAKE, - NULL); - } + if ((mci_hw->bt_state == MCI_BT_SLEEP) && + (ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP) != + MCI_BT_SLEEP)) + ar9003_mci_state(ah, MCI_STATE_SET_BT_AWAKE); } if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING) { mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_SYS_SLEEPING; - if (ar9003_mci_state(ah, MCI_STATE_BT, NULL) == MCI_BT_AWAKE) { - if (ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP, NULL) != - MCI_BT_AWAKE) - ar9003_mci_state(ah, MCI_STATE_SET_BT_SLEEP, - NULL); - } + if ((mci_hw->bt_state == MCI_BT_AWAKE) && + (ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP) != + MCI_BT_AWAKE)) + mci_hw->bt_state = MCI_BT_SLEEP; } if ((mci_int & AR_MCI_INTERRUPT_RX_INVALID_HDR) || (mci_int & AR_MCI_INTERRUPT_CONT_INFO_TIMEOUT)) { - ar9003_mci_state(ah, MCI_STATE_RECOVER_RX, NULL); + ar9003_mci_state(ah, MCI_STATE_RECOVER_RX); skip_gpm = true; } if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO) { mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_SCHD_INFO; - offset = ar9003_mci_state(ah, MCI_STATE_LAST_SCHD_MSG_OFFSET, - NULL); + offset = ar9003_mci_state(ah, MCI_STATE_LAST_SCHD_MSG_OFFSET); } if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_GPM) { @@ -481,8 +475,8 @@ void ath_mci_intr(struct ath_softc *sc) while (more_data == MCI_GPM_MORE) { pgpm = mci->gpm_buf.bf_addr; - offset = ar9003_mci_state(ah, MCI_STATE_NEXT_GPM_OFFSET, - &more_data); + offset = ar9003_mci_get_next_gpm_offset(ah, false, + &more_data); if (offset == MCI_GPM_INVALID) break; @@ -523,23 +517,17 @@ void ath_mci_intr(struct ath_softc *sc) mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_LNA_INFO; if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_CONT_INFO) { - int value_dbm = ar9003_mci_state(ah, - MCI_STATE_CONT_RSSI_POWER, NULL); + int value_dbm = MS(mci_hw->cont_status, + AR_MCI_CONT_RSSI_POWER); mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_CONT_INFO; - if (ar9003_mci_state(ah, MCI_STATE_CONT_TXRX, NULL)) - ath_dbg(common, MCI, - "MCI CONT_INFO: (tx) pri = %d, pwr = %d dBm\n", - ar9003_mci_state(ah, - MCI_STATE_CONT_PRIORITY, NULL), - value_dbm); - else - ath_dbg(common, MCI, - "MCI CONT_INFO: (rx) pri = %d,pwr = %d dBm\n", - ar9003_mci_state(ah, - MCI_STATE_CONT_PRIORITY, NULL), - value_dbm); + ath_dbg(common, MCI, + "MCI CONT_INFO: (%s) pri = %d pwr = %d dBm\n", + MS(mci_hw->cont_status, AR_MCI_CONT_TXRX) ? + "tx" : "rx", + MS(mci_hw->cont_status, AR_MCI_CONT_PRIORITY), + value_dbm); } if (mci_int_rxmsg & AR_MCI_INTERRUPT_RX_MSG_CONT_NACK) diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 92a6c0a87f89..e034add9cd5a 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -770,7 +770,7 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, struct ieee80211_tx_rate *rates = tx_info->control.rates; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; __le16 fc = hdr->frame_control; - u8 try_per_rate, i = 0, rix, high_rix; + u8 try_per_rate, i = 0, rix; int is_probe = 0; if (rate_control_send_low(sta, priv_sta, txrc)) @@ -791,7 +791,6 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, rate_table = ath_rc_priv->rate_table; rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe, false); - high_rix = rix; /* * If we're in HT mode and both us and our peer supports LDPC. @@ -839,16 +838,16 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, try_per_rate = 8; /* - * Use a legacy rate as last retry to ensure that the frame - * is tried in both MCS and legacy rates. + * If the last rate in the rate series is MCS and has + * more than 80% of per thresh, then use a legacy rate + * as last retry to ensure that the frame is tried in both + * MCS and legacy rate. */ - if ((rates[2].flags & IEEE80211_TX_RC_MCS) && - (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU) || - (ath_rc_priv->per[high_rix] > 45))) + ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); + if (WLAN_RC_PHY_HT(rate_table->info[rix].phy) && + (ath_rc_priv->per[rix] > 45)) rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe, true); - else - ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); /* All other rates in the series have RTS enabled */ ath_rc_rate_set_series(rate_table, &rates[i], txrc, diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 560d6effac7a..75acefbd4937 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -2098,8 +2098,8 @@ enum { #define AR_MCI_CONT_STATUS 0x1848 #define AR_MCI_CONT_RSSI_POWER 0x000000FF #define AR_MCI_CONT_RSSI_POWER_S 0 -#define AR_MCI_CONT_RRIORITY 0x0000FF00 -#define AR_MCI_CONT_RRIORITY_S 8 +#define AR_MCI_CONT_PRIORITY 0x0000FF00 +#define AR_MCI_CONT_PRIORITY_S 8 #define AR_MCI_CONT_TXRX 0x00010000 #define AR_MCI_CONT_TXRX_S 16 diff --git a/drivers/net/wireless/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/brcm80211/brcmfmac/Makefile index abb48032753b..9d5170b6df50 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/Makefile +++ b/drivers/net/wireless/brcm80211/brcmfmac/Makefile @@ -34,3 +34,5 @@ brcmfmac-$(CONFIG_BRCMFMAC_SDIO) += \ sdio_chip.o brcmfmac-$(CONFIG_BRCMFMAC_USB) += \ usb.o +brcmfmac-$(CONFIG_BRCMDBG) += \ + dhd_dbg.o
\ No newline at end of file diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index 9f637014486e..a11fe54f5950 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -613,6 +613,9 @@ struct brcmf_pub { struct work_struct multicast_work; u8 macvalue[ETH_ALEN]; atomic_t pend_8021x_cnt; +#ifdef DEBUG + struct dentry *dbgfs_dir; +#endif }; struct brcmf_if_event { diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c new file mode 100644 index 000000000000..7f89540b56da --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.c @@ -0,0 +1,126 @@ +/* + * Copyright (c) 2012 Broadcom Corporation + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ +#include <linux/debugfs.h> +#include <linux/if_ether.h> +#include <linux/if.h> +#include <linux/ieee80211.h> +#include <linux/module.h> + +#include <defs.h> +#include <brcmu_wifi.h> +#include <brcmu_utils.h> +#include "dhd.h" +#include "dhd_bus.h" +#include "dhd_dbg.h" + +static struct dentry *root_folder; + +void brcmf_debugfs_init(void) +{ + root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL); + if (IS_ERR(root_folder)) + root_folder = NULL; +} + +void brcmf_debugfs_exit(void) +{ + if (!root_folder) + return; + + debugfs_remove_recursive(root_folder); + root_folder = NULL; +} + +int brcmf_debugfs_attach(struct brcmf_pub *drvr) +{ + if (!root_folder) + return -ENODEV; + + drvr->dbgfs_dir = debugfs_create_dir(dev_name(drvr->dev), root_folder); + return PTR_RET(drvr->dbgfs_dir); +} + +void brcmf_debugfs_detach(struct brcmf_pub *drvr) +{ + if (!IS_ERR_OR_NULL(drvr->dbgfs_dir)) + debugfs_remove_recursive(drvr->dbgfs_dir); +} + +struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr) +{ + return drvr->dbgfs_dir; +} + +static +ssize_t brcmf_debugfs_sdio_counter_read(struct file *f, char __user *data, + size_t count, loff_t *ppos) +{ + struct brcmf_sdio_count *sdcnt = f->private_data; + char buf[750]; + int res; + + /* only allow read from start */ + if (*ppos > 0) + return 0; + + res = scnprintf(buf, sizeof(buf), + "intrcount: %u\nlastintrs: %u\n" + "pollcnt: %u\nregfails: %u\n" + "tx_sderrs: %u\nfcqueued: %u\n" + "rxrtx: %u\nrx_toolong: %u\n" + "rxc_errors: %u\nrx_hdrfail: %u\n" + "rx_badhdr: %u\nrx_badseq: %u\n" + "fc_rcvd: %u\nfc_xoff: %u\n" + "fc_xon: %u\nrxglomfail: %u\n" + "rxglomframes: %u\nrxglompkts: %u\n" + "f2rxhdrs: %u\nf2rxdata: %u\n" + "f2txdata: %u\nf1regdata: %u\n" + "tickcnt: %u\ntx_ctlerrs: %lu\n" + "tx_ctlpkts: %lu\nrx_ctlerrs: %lu\n" + "rx_ctlpkts: %lu\nrx_readahead: %lu\n", + sdcnt->intrcount, sdcnt->lastintrs, + sdcnt->pollcnt, sdcnt->regfails, + sdcnt->tx_sderrs, sdcnt->fcqueued, + sdcnt->rxrtx, sdcnt->rx_toolong, + sdcnt->rxc_errors, sdcnt->rx_hdrfail, + sdcnt->rx_badhdr, sdcnt->rx_badseq, + sdcnt->fc_rcvd, sdcnt->fc_xoff, + sdcnt->fc_xon, sdcnt->rxglomfail, + sdcnt->rxglomframes, sdcnt->rxglompkts, + sdcnt->f2rxhdrs, sdcnt->f2rxdata, + sdcnt->f2txdata, sdcnt->f1regdata, + sdcnt->tickcnt, sdcnt->tx_ctlerrs, + sdcnt->tx_ctlpkts, sdcnt->rx_ctlerrs, + sdcnt->rx_ctlpkts, sdcnt->rx_readahead_cnt); + + return simple_read_from_buffer(data, count, ppos, buf, res); +} + +static const struct file_operations brcmf_debugfs_sdio_counter_ops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = brcmf_debugfs_sdio_counter_read +}; + +void brcmf_debugfs_create_sdio_count(struct brcmf_pub *drvr, + struct brcmf_sdio_count *sdcnt) +{ + struct dentry *dentry = drvr->dbgfs_dir; + + if (!IS_ERR_OR_NULL(dentry)) + debugfs_create_file("counters", S_IRUGO, dentry, + sdcnt, &brcmf_debugfs_sdio_counter_ops); +} diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h index a2c4576cf9ff..b784920532d3 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h @@ -76,4 +76,63 @@ do { \ extern int brcmf_msg_level; +/* + * hold counter variables used in brcmfmac sdio driver. + */ +struct brcmf_sdio_count { + uint intrcount; /* Count of device interrupt callbacks */ + uint lastintrs; /* Count as of last watchdog timer */ + uint pollcnt; /* Count of active polls */ + uint regfails; /* Count of R_REG failures */ + uint tx_sderrs; /* Count of tx attempts with sd errors */ + uint fcqueued; /* Tx packets that got queued */ + uint rxrtx; /* Count of rtx requests (NAK to dongle) */ + uint rx_toolong; /* Receive frames too long to receive */ + uint rxc_errors; /* SDIO errors when reading control frames */ + uint rx_hdrfail; /* SDIO errors on header reads */ + uint rx_badhdr; /* Bad received headers (roosync?) */ + uint rx_badseq; /* Mismatched rx sequence number */ + uint fc_rcvd; /* Number of flow-control events received */ + uint fc_xoff; /* Number which turned on flow-control */ + uint fc_xon; /* Number which turned off flow-control */ + uint rxglomfail; /* Failed deglom attempts */ + uint rxglomframes; /* Number of glom frames (superframes) */ + uint rxglompkts; /* Number of packets from glom frames */ + uint f2rxhdrs; /* Number of header reads */ + uint f2rxdata; /* Number of frame data reads */ + uint f2txdata; /* Number of f2 frame writes */ + uint f1regdata; /* Number of f1 register accesses */ + uint tickcnt; /* Number of watchdog been schedule */ + ulong tx_ctlerrs; /* Err of sending ctrl frames */ + ulong tx_ctlpkts; /* Ctrl frames sent to dongle */ + ulong rx_ctlerrs; /* Err of processing rx ctrl frames */ + ulong rx_ctlpkts; /* Ctrl frames processed from dongle */ + ulong rx_readahead_cnt; /* packets where header read-ahead was used */ +}; + +struct brcmf_pub; +#ifdef DEBUG +void brcmf_debugfs_init(void); +void brcmf_debugfs_exit(void); +int brcmf_debugfs_attach(struct brcmf_pub *drvr); +void brcmf_debugfs_detach(struct brcmf_pub *drvr); +struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr); +void brcmf_debugfs_create_sdio_count(struct brcmf_pub *drvr, + struct brcmf_sdio_count *sdcnt); +#else +static inline void brcmf_debugfs_init(void) +{ +} +static inline void brcmf_debugfs_exit(void) +{ +} +static inline int brcmf_debugfs_attach(struct brcmf_pub *drvr) +{ + return 0; +} +static inline void brcmf_debugfs_detach(struct brcmf_pub *drvr) +{ +} +#endif + #endif /* _BRCMF_DBG_H_ */ diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 8933f9b31a9a..01cf6c03390b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -1007,6 +1007,9 @@ int brcmf_attach(uint bus_hdrlen, struct device *dev) drvr->bus_if->drvr = drvr; drvr->dev = dev; + /* create device debugfs folder */ + brcmf_debugfs_attach(drvr); + /* Attach and link in the protocol */ ret = brcmf_proto_attach(drvr); if (ret != 0) { @@ -1123,6 +1126,7 @@ void brcmf_detach(struct device *dev) brcmf_proto_detach(drvr); } + brcmf_debugfs_detach(drvr); bus_if->drvr = NULL; kfree(drvr); } @@ -1192,6 +1196,8 @@ exit: static void brcmf_driver_init(struct work_struct *work) { + brcmf_debugfs_init(); + #ifdef CONFIG_BRCMFMAC_SDIO brcmf_sdio_init(); #endif @@ -1219,6 +1225,7 @@ static void __exit brcmfmac_module_exit(void) #ifdef CONFIG_BRCMFMAC_USB brcmf_usb_exit(); #endif + brcmf_debugfs_exit(); } module_init(brcmfmac_module_init); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 1dbf2be478c8..a07fb01bc36b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -502,12 +502,9 @@ struct brcmf_sdio { bool intr; /* Use interrupts */ bool poll; /* Use polling */ bool ipend; /* Device interrupt is pending */ - uint intrcount; /* Count of device interrupt callbacks */ - uint lastintrs; /* Count as of last watchdog timer */ uint spurious; /* Count of spurious interrupts */ uint pollrate; /* Ticks between device polls */ uint polltick; /* Tick counter */ - uint pollcnt; /* Count of active polls */ #ifdef DEBUG uint console_interval; @@ -515,8 +512,6 @@ struct brcmf_sdio { uint console_addr; /* Console address from shared struct */ #endif /* DEBUG */ - uint regfails; /* Count of R_REG failures */ - uint clkstate; /* State of sd and backplane clock(s) */ bool activity; /* Activity flag for clock down */ s32 idletime; /* Control for activity timeout */ @@ -531,33 +526,6 @@ struct brcmf_sdio { /* Field to decide if rx of control frames happen in rxbuf or lb-pool */ bool usebufpool; - /* Some additional counters */ - uint tx_sderrs; /* Count of tx attempts with sd errors */ - uint fcqueued; /* Tx packets that got queued */ - uint rxrtx; /* Count of rtx requests (NAK to dongle) */ - uint rx_toolong; /* Receive frames too long to receive */ - uint rxc_errors; /* SDIO errors when reading control frames */ - uint rx_hdrfail; /* SDIO errors on header reads */ - uint rx_badhdr; /* Bad received headers (roosync?) */ - uint rx_badseq; /* Mismatched rx sequence number */ - uint fc_rcvd; /* Number of flow-control events received */ - uint fc_xoff; /* Number which turned on flow-control */ - uint fc_xon; /* Number which turned off flow-control */ - uint rxglomfail; /* Failed deglom attempts */ - uint rxglomframes; /* Number of glom frames (superframes) */ - uint rxglompkts; /* Number of packets from glom frames */ - uint f2rxhdrs; /* Number of header reads */ - uint f2rxdata; /* Number of frame data reads */ - uint f2txdata; /* Number of f2 frame writes */ - uint f1regdata; /* Number of f1 register accesses */ - uint tickcnt; /* Number of watchdog been schedule */ - unsigned long tx_ctlerrs; /* Err of sending ctrl frames */ - unsigned long tx_ctlpkts; /* Ctrl frames sent to dongle */ - unsigned long rx_ctlerrs; /* Err of processing rx ctrl frames */ - unsigned long rx_ctlpkts; /* Ctrl frames processed from dongle */ - unsigned long rx_readahead_cnt; /* Number of packets where header - * read-ahead was used. */ - u8 *ctrl_frame_buf; u32 ctrl_frame_len; bool ctrl_frame_stat; @@ -583,6 +551,7 @@ struct brcmf_sdio { u32 fw_ptr; bool txoff; /* Transmit flow-controlled */ + struct brcmf_sdio_count sdcnt; }; /* clkstate */ @@ -945,7 +914,7 @@ static u32 brcmf_sdbrcm_hostmail(struct brcmf_sdio *bus) if (ret == 0) w_sdreg32(bus, SMB_INT_ACK, offsetof(struct sdpcmd_regs, tosbmailbox)); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; /* Dongle recomposed rx frames, accept them again */ if (hmb_data & HMB_DATA_NAKHANDLED) { @@ -984,12 +953,12 @@ static u32 brcmf_sdbrcm_hostmail(struct brcmf_sdio *bus) HMB_DATA_FCDATA_SHIFT; if (fcbits & ~bus->flowcontrol) - bus->fc_xoff++; + bus->sdcnt.fc_xoff++; if (bus->flowcontrol & ~fcbits) - bus->fc_xon++; + bus->sdcnt.fc_xon++; - bus->fc_rcvd++; + bus->sdcnt.fc_rcvd++; bus->flowcontrol = fcbits; } @@ -1021,7 +990,7 @@ static void brcmf_sdbrcm_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_RF_TERM, &err); - bus->f1regdata++; + bus->sdcnt.f1regdata++; /* Wait until the packet has been flushed (device/FIFO stable) */ for (lastrbc = retries = 0xffff; retries > 0; retries--) { @@ -1029,7 +998,7 @@ static void brcmf_sdbrcm_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) SBSDIO_FUNC1_RFRAMEBCHI, &err); lo = brcmf_sdio_regrb(bus->sdiodev, SBSDIO_FUNC1_RFRAMEBCLO, &err); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; if ((hi == 0) && (lo == 0)) break; @@ -1047,11 +1016,11 @@ static void brcmf_sdbrcm_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) brcmf_dbg(INFO, "flush took %d iterations\n", 0xffff - retries); if (rtx) { - bus->rxrtx++; + bus->sdcnt.rxrtx++; err = w_sdreg32(bus, SMB_NAK, offsetof(struct sdpcmd_regs, tosbmailbox)); - bus->f1regdata++; + bus->sdcnt.f1regdata++; if (err == 0) bus->rxskip = true; } @@ -1243,7 +1212,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) dlen); errcode = -1; } - bus->f2rxdata++; + bus->sdcnt.f2rxdata++; /* On failure, kill the superframe, allow a couple retries */ if (errcode < 0) { @@ -1256,7 +1225,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) } else { bus->glomerr = 0; brcmf_sdbrcm_rxfail(bus, true, false); - bus->rxglomfail++; + bus->sdcnt.rxglomfail++; brcmf_sdbrcm_free_glom(bus); } return 0; @@ -1312,7 +1281,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) if (rxseq != seq) { brcmf_dbg(INFO, "(superframe) rx_seq %d, expected %d\n", seq, rxseq); - bus->rx_badseq++; + bus->sdcnt.rx_badseq++; rxseq = seq; } @@ -1376,7 +1345,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) } else { bus->glomerr = 0; brcmf_sdbrcm_rxfail(bus, true, false); - bus->rxglomfail++; + bus->sdcnt.rxglomfail++; brcmf_sdbrcm_free_glom(bus); } bus->nextlen = 0; @@ -1402,7 +1371,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) if (rxseq != seq) { brcmf_dbg(GLOM, "rx_seq %d, expected %d\n", seq, rxseq); - bus->rx_badseq++; + bus->sdcnt.rx_badseq++; rxseq = seq; } rxseq++; @@ -1441,8 +1410,8 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) down(&bus->sdsem); } - bus->rxglomframes++; - bus->rxglompkts += bus->glom.qlen; + bus->sdcnt.rxglomframes++; + bus->sdcnt.rxglompkts += bus->glom.qlen; } return num; } @@ -1526,7 +1495,7 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff) brcmf_dbg(ERROR, "%d-byte ctl frame (%d-byte ctl data) exceeds %d-byte limit\n", len, len - doff, bus->sdiodev->bus_if->maxctl); bus->sdiodev->bus_if->dstats.rx_errors++; - bus->rx_toolong++; + bus->sdcnt.rx_toolong++; brcmf_sdbrcm_rxfail(bus, false, false); goto done; } @@ -1536,13 +1505,13 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff) bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, (bus->rxctl + BRCMF_FIRSTREAD), rdlen); - bus->f2rxdata++; + bus->sdcnt.f2rxdata++; /* Control frame failures need retransmission */ if (sdret < 0) { brcmf_dbg(ERROR, "read %d control bytes failed: %d\n", rdlen, sdret); - bus->rxc_errors++; + bus->sdcnt.rxc_errors++; brcmf_sdbrcm_rxfail(bus, true, true); goto done; } @@ -1589,7 +1558,7 @@ brcmf_alloc_pkt_and_read(struct brcmf_sdio *bus, u16 rdlen, /* Read the entire frame */ sdret = brcmf_sdcard_recv_pkt(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, *pkt); - bus->f2rxdata++; + bus->sdcnt.f2rxdata++; if (sdret < 0) { brcmf_dbg(ERROR, "(nextlen): read %d bytes failed: %d\n", @@ -1630,7 +1599,7 @@ brcmf_check_rxbuf(struct brcmf_sdio *bus, struct sk_buff *pkt, u8 *rxbuf, if ((u16)~(*len ^ check)) { brcmf_dbg(ERROR, "(nextlen): HW hdr error: nextlen/len/check 0x%04x/0x%04x/0x%04x\n", nextlen, *len, check); - bus->rx_badhdr++; + bus->sdcnt.rx_badhdr++; brcmf_sdbrcm_rxfail(bus, false, false); goto fail; } @@ -1746,7 +1715,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) bus->nextlen = 0; } - bus->rx_readahead_cnt++; + bus->sdcnt.rx_readahead_cnt++; /* Handle Flow Control */ fcbits = SDPCM_FCMASK_VALUE( @@ -1754,12 +1723,12 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) if (bus->flowcontrol != fcbits) { if (~bus->flowcontrol & fcbits) - bus->fc_xoff++; + bus->sdcnt.fc_xoff++; if (bus->flowcontrol & ~fcbits) - bus->fc_xon++; + bus->sdcnt.fc_xon++; - bus->fc_rcvd++; + bus->sdcnt.fc_rcvd++; bus->flowcontrol = fcbits; } @@ -1767,7 +1736,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) if (rxseq != seq) { brcmf_dbg(INFO, "(nextlen): rx_seq %d, expected %d\n", seq, rxseq); - bus->rx_badseq++; + bus->sdcnt.rx_badseq++; rxseq = seq; } @@ -1814,11 +1783,11 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) sdret = brcmf_sdcard_recv_buf(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, bus->rxhdr, BRCMF_FIRSTREAD); - bus->f2rxhdrs++; + bus->sdcnt.f2rxhdrs++; if (sdret < 0) { brcmf_dbg(ERROR, "RXHEADER FAILED: %d\n", sdret); - bus->rx_hdrfail++; + bus->sdcnt.rx_hdrfail++; brcmf_sdbrcm_rxfail(bus, true, true); continue; } @@ -1840,7 +1809,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) if ((u16) ~(len ^ check)) { brcmf_dbg(ERROR, "HW hdr err: len/check 0x%04x/0x%04x\n", len, check); - bus->rx_badhdr++; + bus->sdcnt.rx_badhdr++; brcmf_sdbrcm_rxfail(bus, false, false); continue; } @@ -1861,7 +1830,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) if ((doff < SDPCM_HDRLEN) || (doff > len)) { brcmf_dbg(ERROR, "Bad data offset %d: HW len %d, min %d seq %d\n", doff, len, SDPCM_HDRLEN, seq); - bus->rx_badhdr++; + bus->sdcnt.rx_badhdr++; brcmf_sdbrcm_rxfail(bus, false, false); continue; } @@ -1880,19 +1849,19 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) if (bus->flowcontrol != fcbits) { if (~bus->flowcontrol & fcbits) - bus->fc_xoff++; + bus->sdcnt.fc_xoff++; if (bus->flowcontrol & ~fcbits) - bus->fc_xon++; + bus->sdcnt.fc_xon++; - bus->fc_rcvd++; + bus->sdcnt.fc_rcvd++; bus->flowcontrol = fcbits; } /* Check and update sequence number */ if (rxseq != seq) { brcmf_dbg(INFO, "rx_seq %d, expected %d\n", seq, rxseq); - bus->rx_badseq++; + bus->sdcnt.rx_badseq++; rxseq = seq; } @@ -1937,7 +1906,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) brcmf_dbg(ERROR, "too long: len %d rdlen %d\n", len, rdlen); bus->sdiodev->bus_if->dstats.rx_errors++; - bus->rx_toolong++; + bus->sdcnt.rx_toolong++; brcmf_sdbrcm_rxfail(bus, false, false); continue; } @@ -1960,7 +1929,7 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished) /* Read the remaining frame data */ sdret = brcmf_sdcard_recv_pkt(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, pkt); - bus->f2rxdata++; + bus->sdcnt.f2rxdata++; if (sdret < 0) { brcmf_dbg(ERROR, "read %d %s bytes failed: %d\n", rdlen, @@ -2147,18 +2116,18 @@ static int brcmf_sdbrcm_txpkt(struct brcmf_sdio *bus, struct sk_buff *pkt, ret = brcmf_sdcard_send_pkt(bus->sdiodev, bus->sdiodev->sbwad, SDIO_FUNC_2, F2SYNC, pkt); - bus->f2txdata++; + bus->sdcnt.f2txdata++; if (ret < 0) { /* On failure, abort the command and terminate the frame */ brcmf_dbg(INFO, "sdio error %d, abort command and terminate frame\n", ret); - bus->tx_sderrs++; + bus->sdcnt.tx_sderrs++; brcmf_sdcard_abort(bus->sdiodev, SDIO_FUNC_2); brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, NULL); - bus->f1regdata++; + bus->sdcnt.f1regdata++; for (i = 0; i < 3; i++) { u8 hi, lo; @@ -2166,7 +2135,7 @@ static int brcmf_sdbrcm_txpkt(struct brcmf_sdio *bus, struct sk_buff *pkt, SBSDIO_FUNC1_WFRAMEBCHI, NULL); lo = brcmf_sdio_regrb(bus->sdiodev, SBSDIO_FUNC1_WFRAMEBCLO, NULL); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; if ((hi == 0) && (lo == 0)) break; } @@ -2224,7 +2193,7 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes) ret = r_sdreg32(bus, &intstatus, offsetof(struct sdpcmd_regs, intstatus)); - bus->f2txdata++; + bus->sdcnt.f2txdata++; if (ret != 0) break; if (intstatus & bus->hostintmask) @@ -2417,7 +2386,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) bus->ipend = false; err = r_sdreg32(bus, &newstatus, offsetof(struct sdpcmd_regs, intstatus)); - bus->f1regdata++; + bus->sdcnt.f1regdata++; if (err != 0) newstatus = 0; newstatus &= bus->hostintmask; @@ -2426,7 +2395,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) err = w_sdreg32(bus, newstatus, offsetof(struct sdpcmd_regs, intstatus)); - bus->f1regdata++; + bus->sdcnt.f1regdata++; } } @@ -2445,7 +2414,7 @@ static bool brcmf_sdbrcm_dpc(struct brcmf_sdio *bus) err = r_sdreg32(bus, &newstatus, offsetof(struct sdpcmd_regs, intstatus)); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; bus->fcstate = !!(newstatus & (I_HMB_FC_STATE | I_HMB_FC_CHANGE)); intstatus |= (newstatus & bus->hostintmask); @@ -2510,13 +2479,13 @@ clkwait: terminate the frame */ brcmf_dbg(INFO, "sdio error %d, abort command and terminate frame\n", ret); - bus->tx_sderrs++; + bus->sdcnt.tx_sderrs++; brcmf_sdcard_abort(bus->sdiodev, SDIO_FUNC_2); brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, &err); - bus->f1regdata++; + bus->sdcnt.f1regdata++; for (i = 0; i < 3; i++) { u8 hi, lo; @@ -2526,7 +2495,7 @@ clkwait: lo = brcmf_sdio_regrb(bus->sdiodev, SBSDIO_FUNC1_WFRAMEBCLO, &err); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; if ((hi == 0) && (lo == 0)) break; } @@ -2657,7 +2626,7 @@ static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) /* Check for existing queue, current flow-control, pending event, or pending clock */ brcmf_dbg(TRACE, "deferring pktq len %d\n", pktq_len(&bus->txq)); - bus->fcqueued++; + bus->sdcnt.fcqueued++; /* Priority based enq */ spin_lock_bh(&bus->txqlock); @@ -2845,13 +2814,13 @@ static int brcmf_tx_frame(struct brcmf_sdio *bus, u8 *frame, u16 len) /* On failure, abort the command and terminate the frame */ brcmf_dbg(INFO, "sdio error %d, abort command and terminate frame\n", ret); - bus->tx_sderrs++; + bus->sdcnt.tx_sderrs++; brcmf_sdcard_abort(bus->sdiodev, SDIO_FUNC_2); brcmf_sdio_regwb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, NULL); - bus->f1regdata++; + bus->sdcnt.f1regdata++; for (i = 0; i < 3; i++) { u8 hi, lo; @@ -2859,7 +2828,7 @@ static int brcmf_tx_frame(struct brcmf_sdio *bus, u8 *frame, u16 len) SBSDIO_FUNC1_WFRAMEBCHI, NULL); lo = brcmf_sdio_regrb(bus->sdiodev, SBSDIO_FUNC1_WFRAMEBCLO, NULL); - bus->f1regdata += 2; + bus->sdcnt.f1regdata += 2; if (hi == 0 && lo == 0) break; } @@ -2976,13 +2945,26 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) up(&bus->sdsem); if (ret) - bus->tx_ctlerrs++; + bus->sdcnt.tx_ctlerrs++; else - bus->tx_ctlpkts++; + bus->sdcnt.tx_ctlpkts++; return ret ? -EIO : 0; } +#ifdef DEBUG +static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus) +{ + struct brcmf_pub *drvr = bus->sdiodev->bus_if->drvr; + + brcmf_debugfs_create_sdio_count(drvr, &bus->sdcnt); +} +#else +static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus) +{ +} +#endif /* DEBUG */ + static int brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen) { @@ -3017,9 +2999,9 @@ brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen) } if (rxlen) - bus->rx_ctlpkts++; + bus->sdcnt.rx_ctlpkts++; else - bus->rx_ctlerrs++; + bus->sdcnt.rx_ctlerrs++; return rxlen ? (int)rxlen : -ETIMEDOUT; } @@ -3419,7 +3401,7 @@ static int brcmf_sdbrcm_bus_init(struct device *dev) return 0; /* Start the watchdog timer */ - bus->tickcnt = 0; + bus->sdcnt.tickcnt = 0; brcmf_sdbrcm_wd_timer(bus, BRCMF_WD_POLL_MS); down(&bus->sdsem); @@ -3512,7 +3494,7 @@ void brcmf_sdbrcm_isr(void *arg) return; } /* Count the interrupt call */ - bus->intrcount++; + bus->sdcnt.intrcount++; bus->ipend = true; /* Shouldn't get this interrupt if we're sleeping? */ @@ -3554,7 +3536,8 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) bus->polltick = 0; /* Check device if no interrupts */ - if (!bus->intr || (bus->intrcount == bus->lastintrs)) { + if (!bus->intr || + (bus->sdcnt.intrcount == bus->sdcnt.lastintrs)) { if (!bus->dpc_sched) { u8 devpend; @@ -3569,7 +3552,7 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) /* If there is something, make like the ISR and schedule the DPC */ if (intstatus) { - bus->pollcnt++; + bus->sdcnt.pollcnt++; bus->ipend = true; bus->dpc_sched = true; @@ -3581,7 +3564,7 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) } /* Update interrupt tracking */ - bus->lastintrs = bus->intrcount; + bus->sdcnt.lastintrs = bus->sdcnt.intrcount; } #ifdef DEBUG /* Poll for console output periodically */ @@ -3793,7 +3776,7 @@ brcmf_sdbrcm_watchdog_thread(void *data) if (!wait_for_completion_interruptible(&bus->watchdog_wait)) { brcmf_sdbrcm_bus_watchdog(bus); /* Count the tick for reference */ - bus->tickcnt++; + bus->sdcnt.tickcnt++; } else break; } @@ -3834,7 +3817,6 @@ static void brcmf_sdbrcm_release_dongle(struct brcmf_sdio *bus) static void brcmf_sdbrcm_release(struct brcmf_sdio *bus) { brcmf_dbg(TRACE, "Enter\n"); - if (bus) { /* De-register interrupt handler */ brcmf_sdio_intr_unregister(bus->sdiodev); @@ -3938,6 +3920,7 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) goto fail; } + brcmf_sdio_debugfs_create(bus); brcmf_dbg(INFO, "completed!!\n"); /* if firmware path present try to download and bring up bus */ diff --git a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c index 95b5902bc4b3..01b190a25d94 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c @@ -735,10 +735,8 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, * a candidate for aggregation */ p = pktq_ppeek(&qi->q, prec); - /* tx_info must be checked with current p */ - tx_info = IEEE80211_SKB_CB(p); - if (p) { + tx_info = IEEE80211_SKB_CB(p); if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && ((u8) (p->priority) == tid)) { plen = p->len + AMPDU_MAX_MPDU_OVERHEAD; @@ -759,6 +757,7 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, p = NULL; continue; } + /* next packet fit for aggregation so dequeue */ p = brcmu_pktq_pdeq(&qi->q, prec); } else { p = NULL; diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c index 50f92a0b7c41..341e06a0d6ec 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c @@ -721,14 +721,6 @@ static const struct ieee80211_ops brcms_ops = { .flush = brcms_ops_flush, }; -/* - * is called in brcms_bcma_probe() context, therefore no locking required. - */ -static int brcms_set_hint(struct brcms_info *wl, char *abbrev) -{ - return regulatory_hint(wl->pub->ieee_hw->wiphy, abbrev); -} - void brcms_dpc(unsigned long data) { struct brcms_info *wl; @@ -1068,9 +1060,9 @@ static struct brcms_info *brcms_attach(struct bcma_device *pdev) wiphy_err(wl->wiphy, "%s: ieee80211_register_hw failed, status" "%d\n", __func__, err); - if (wl->pub->srom_ccode[0] && brcms_set_hint(wl, wl->pub->srom_ccode)) - wiphy_err(wl->wiphy, "%s: regulatory_hint failed, status %d\n", - __func__, err); + if (wl->pub->srom_ccode[0] && + regulatory_hint(wl->wiphy, wl->pub->srom_ccode)) + wiphy_err(wl->wiphy, "%s: regulatory hint failed\n", __func__); n_adapters_found++; return wl; diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 095547b37a27..a175997e7829 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -911,8 +911,10 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) const struct iwl_op_mode_ops *ops = op->ops; drv->op_mode = ops->start(drv->trans, drv->cfg, &drv->fw); - if (!drv->op_mode) + if (!drv->op_mode) { + mutex_unlock(&iwlwifi_opmode_table_mtx); goto out_unbind; + } } else { load_module = true; } diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index 8173ab66066d..89f9a2a45de3 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -27,6 +27,17 @@ int mwifiex_set_secure_params(struct mwifiex_private *priv, struct cfg80211_ap_settings *params) { int i; + if (!params->privacy) { + bss_config->protocol = PROTOCOL_NO_SECURITY; + bss_config->key_mgmt = KEY_MGMT_NONE; + bss_config->wpa_cfg.length = 0; + priv->sec_info.wep_enabled = 0; + priv->sec_info.wpa_enabled = 0; + priv->sec_info.wpa2_enabled = 0; + + return 0; + } + switch (params->auth_type) { case NL80211_AUTHTYPE_OPEN_SYSTEM: bss_config->auth_mode = WLAN_AUTH_OPEN; diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 2e9e6af21362..dfcd02ab6cae 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -2110,7 +2110,7 @@ resize_buf: while (check_bssid_list_item(bssid, bssid_len, buf, len)) { if (rndis_bss_info_update(usbdev, bssid) && match_bssid && matched) { - if (!ether_addr_equal(bssid->mac, match_bssid)) + if (ether_addr_equal(bssid->mac, match_bssid)) *matched = true; } |