diff options
Diffstat (limited to 'drivers/net/wireless/ti/wlcore')
-rw-r--r-- | drivers/net/wireless/ti/wlcore/cmd.c | 16 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/cmd.h | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/event.c | 4 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/main.c | 145 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/sdio.c | 22 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/sysfs.c | 15 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/testmode.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/tx.c | 7 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/wl12xx_80211.h | 1 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/wlcore_i.h | 10 |
10 files changed, 151 insertions, 73 deletions
diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index a939fd89a7f5..cd8ad0fe59cc 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -333,6 +333,14 @@ int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) wl->links[link].wlvif = wlvif; /* + * Take the last sec_pn16 value from the current FW status. On recovery, + * we might not have fw_status yet, and tx_lnk_sec_pn16[] will be NULL. + */ + if (wl->fw_status->counters.tx_lnk_sec_pn16) + wl->links[link].prev_sec_pn16 = + le16_to_cpu(wl->fw_status->counters.tx_lnk_sec_pn16[link]); + + /* * Take saved value for total freed packets from wlvif, in case this is * recovery/resume */ @@ -360,6 +368,7 @@ void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) wl->links[*hlid].allocated_pkts = 0; wl->links[*hlid].prev_freed_pkts = 0; + wl->links[*hlid].prev_sec_pn16 = 0; wl->links[*hlid].ba_bitmap = 0; eth_zero_addr(wl->links[*hlid].addr); @@ -1566,13 +1575,6 @@ int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, wlvif->band)); - if (!cmd->supported_rates) { - wl1271_debug(DEBUG_CMD, - "peer has no supported rates yet, configuring basic rates: 0x%x", - wlvif->basic_rate_set); - cmd->supported_rates = cpu_to_le32(wlvif->basic_rate_set); - } - wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", cmd->supported_rates, sta->uapsd_queues); diff --git a/drivers/net/wireless/ti/wlcore/cmd.h b/drivers/net/wireless/ti/wlcore/cmd.h index f2609d5b6bf7..4c2f2608ef3b 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.h +++ b/drivers/net/wireless/ti/wlcore/cmd.h @@ -208,8 +208,6 @@ enum cmd_templ { struct wl1271_cmd_header { __le16 id; __le16 status; - /* payload */ - u8 data[]; } __packed; #define WL1271_CMD_MAX_PARAMS 572 diff --git a/drivers/net/wireless/ti/wlcore/event.c b/drivers/net/wireless/ti/wlcore/event.c index 1e082d039b82..6c3a8ea9613e 100644 --- a/drivers/net/wireless/ti/wlcore/event.c +++ b/drivers/net/wireless/ti/wlcore/event.c @@ -83,7 +83,7 @@ int wlcore_event_fw_logger(struct wl1271 *wl) /* Copy initial part up to the end of ring buffer */ len = min(actual_len, available_len); wl12xx_copy_fwlog(wl, &buffer[start_loc], len); - clear_ptr = addr_ptr + start_loc + actual_len; + clear_ptr = addr_ptr + start_loc + len; if (clear_ptr == buff_end_ptr) clear_ptr = buff_start_ptr; @@ -233,7 +233,7 @@ void wlcore_event_channel_switch(struct wl1271 *wl, cancel_delayed_work(&wlvif->channel_switch_work); } else { set_bit(WLVIF_FLAG_BEACON_DISABLED, &wlvif->flags); - ieee80211_csa_finish(vif); + ieee80211_csa_finish(vif, 0); } } } diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 5736acb4d206..ea9bc4717a85 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -117,7 +117,7 @@ int wl1271_recalc_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif) else { ret = wl1271_set_rx_streaming(wl, wlvif, false); /* don't cancel_work_sync since we might deadlock */ - del_timer_sync(&wlvif->rx_streaming_timer); + timer_delete_sync(&wlvif->rx_streaming_timer); } out: return ret; @@ -379,6 +379,8 @@ static void wl12xx_irq_update_links_status(struct wl1271 *wl, static int wlcore_fw_status(struct wl1271 *wl, struct wl_fw_status *status) { + struct wl12xx_vif *wlvifsta; + struct wl12xx_vif *wlvifap; struct wl12xx_vif *wlvif; u32 old_tx_blk_count = wl->tx_blocks_available; int avail, freed_blocks; @@ -392,7 +394,7 @@ static int wlcore_fw_status(struct wl1271 *wl, struct wl_fw_status *status) if (ret < 0) return ret; - wlcore_hw_convert_fw_status(wl, wl->raw_fw_status, wl->fw_status); + wlcore_hw_convert_fw_status(wl, wl->raw_fw_status, status); wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, " "drv_rx_counter = %d, tx_results_counter = %d)", @@ -410,23 +412,100 @@ static int wlcore_fw_status(struct wl1271 *wl, struct wl_fw_status *status) wl->tx_pkts_freed[i] = status->counters.tx_released_pkts[i]; } + /* Find an authorized STA vif */ + wlvifsta = NULL; + wl12xx_for_each_wlvif_sta(wl, wlvif) { + if (wlvif->sta.hlid != WL12XX_INVALID_LINK_ID && + test_bit(WLVIF_FLAG_STA_AUTHORIZED, &wlvif->flags)) { + wlvifsta = wlvif; + break; + } + } + + /* Find a started AP vif */ + wlvifap = NULL; + wl12xx_for_each_wlvif(wl, wlvif) { + if (wlvif->bss_type == BSS_TYPE_AP_BSS && + wlvif->inconn_count == 0 && + test_bit(WLVIF_FLAG_AP_STARTED, &wlvif->flags)) { + wlvifap = wlvif; + break; + } + } for_each_set_bit(i, wl->links_map, wl->num_links) { - u8 diff; + u16 diff16, sec_pn16; + u8 diff, tx_lnk_free_pkts; + lnk = &wl->links[i]; /* prevent wrap-around in freed-packets counter */ - diff = (status->counters.tx_lnk_free_pkts[i] - - lnk->prev_freed_pkts) & 0xff; + tx_lnk_free_pkts = status->counters.tx_lnk_free_pkts[i]; + diff = (tx_lnk_free_pkts - lnk->prev_freed_pkts) & 0xff; + + if (diff) { + lnk->allocated_pkts -= diff; + lnk->prev_freed_pkts = tx_lnk_free_pkts; + } - if (diff == 0) + /* Get the current sec_pn16 value if present */ + if (status->counters.tx_lnk_sec_pn16) + sec_pn16 = __le16_to_cpu(status->counters.tx_lnk_sec_pn16[i]); + else + sec_pn16 = 0; + /* prevent wrap-around in pn16 counter */ + diff16 = (sec_pn16 - lnk->prev_sec_pn16) & 0xffff; + + /* FIXME: since free_pkts is a 8-bit counter of packets that + * rolls over, it can become zero. If it is zero, then we + * omit processing below. Is that really correct? + */ + if (tx_lnk_free_pkts <= 0) continue; - lnk->allocated_pkts -= diff; - lnk->prev_freed_pkts = status->counters.tx_lnk_free_pkts[i]; + /* For a station that has an authorized link: */ + if (wlvifsta && wlvifsta->sta.hlid == i) { + if (wlvifsta->encryption_type == KEY_TKIP || + wlvifsta->encryption_type == KEY_AES) { + if (diff16) { + lnk->prev_sec_pn16 = sec_pn16; + /* accumulate the prev_freed_pkts + * counter according to the PN from + * firmware + */ + lnk->total_freed_pkts += diff16; + } + } else { + if (diff) + /* accumulate the prev_freed_pkts + * counter according to the free packets + * count from firmware + */ + lnk->total_freed_pkts += diff; + } + } - /* accumulate the prev_freed_pkts counter */ - lnk->total_freed_pkts += diff; + /* For an AP that has been started */ + if (wlvifap && test_bit(i, wlvifap->ap.sta_hlid_map)) { + if (wlvifap->encryption_type == KEY_TKIP || + wlvifap->encryption_type == KEY_AES) { + if (diff16) { + lnk->prev_sec_pn16 = sec_pn16; + /* accumulate the prev_freed_pkts + * counter according to the PN from + * firmware + */ + lnk->total_freed_pkts += diff16; + } + } else { + if (diff) + /* accumulate the prev_freed_pkts + * counter according to the free packets + * count from firmware + */ + lnk->total_freed_pkts += diff; + } + } } /* prevent wrap-around in total blocks counter */ @@ -2006,7 +2085,7 @@ static void wlcore_op_stop_locked(struct wl1271 *wl) memset(wl->reg_ch_conf_last, 0, sizeof(wl->reg_ch_conf_last)); } -static void wlcore_op_stop(struct ieee80211_hw *hw) +static void wlcore_op_stop(struct ieee80211_hw *hw, bool suspend) { struct wl1271 *wl = hw->priv; @@ -2533,24 +2612,24 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, if (test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags) || test_bit(WLVIF_FLAG_INITIALIZED, &wlvif->flags)) { ret = -EBUSY; - goto out; + goto out_unlock; } ret = wl12xx_init_vif_data(wl, vif); if (ret < 0) - goto out; + goto out_unlock; wlvif->wl = wl; role_type = wl12xx_get_role_type(wl, wlvif); if (role_type == WL12XX_INVALID_ROLE_TYPE) { ret = -EINVAL; - goto out; + goto out_unlock; } ret = wlcore_allocate_hw_queue_base(wl, wlvif); if (ret < 0) - goto out; + goto out_unlock; /* * TODO: after the nvs issue will be solved, move this block @@ -2565,7 +2644,7 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, ret = wl12xx_init_fw(wl); if (ret < 0) - goto out; + goto out_unlock; } /* @@ -2762,7 +2841,7 @@ deinit: unlock: mutex_unlock(&wl->mutex); - del_timer_sync(&wlvif->rx_streaming_timer); + timer_delete_sync(&wlvif->rx_streaming_timer); cancel_work_sync(&wlvif->rx_streaming_enable_work); cancel_work_sync(&wlvif->rx_streaming_disable_work); cancel_work_sync(&wlvif->rc_update_work); @@ -2910,7 +2989,7 @@ static int wlcore_set_assoc(struct wl1271 *wl, struct wl12xx_vif *wlvif, int ret; wlvif->aid = vif->cfg.aid; - wlvif->channel_type = cfg80211_get_chandef_type(&bss_conf->chandef); + wlvif->channel_type = cfg80211_get_chandef_type(&bss_conf->chanreq.oper); wlvif->beacon_int = bss_conf->beacon_int; wlvif->wmm_enabled = bss_conf->qos; @@ -3537,6 +3616,10 @@ int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, return ret; } + /* Store AP encryption key type */ + if (wlvif->bss_type == BSS_TYPE_AP_BSS) + wlvif->encryption_type = key_type; + /* * reconfiguring arp response if the unicast (or common) * encryption key type was changed @@ -4242,7 +4325,7 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, /* Handle HT information change */ if ((changed & BSS_CHANGED_HT) && - (bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT)) { + (bss_conf->chanreq.oper.width != NL80211_CHAN_WIDTH_20_NOHT)) { ret = wl1271_acx_set_ht_information(wl, wlvif, bss_conf->ht_operation_mode); if (ret < 0) { @@ -4515,7 +4598,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, /* Handle new association with HT. Do this after join. */ if (sta_exists) { bool enabled = - bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT; + bss_conf->chanreq.oper.width != NL80211_CHAN_WIDTH_20_NOHT; ret = wlcore_hw_set_peer_cap(wl, &sta_ht_cap, @@ -5139,19 +5222,23 @@ static int wl12xx_update_sta_state(struct wl1271 *wl, /* Add station (AP mode) */ if (is_ap && - old_state == IEEE80211_STA_NOTEXIST && - new_state == IEEE80211_STA_NONE) { + old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC) { ret = wl12xx_sta_add(wl, wlvif, sta); if (ret) return ret; + wl_sta->fw_added = true; + wlcore_update_inconn_sta(wl, wlvif, wl_sta, true); } /* Remove station (AP mode) */ if (is_ap && - old_state == IEEE80211_STA_NONE && - new_state == IEEE80211_STA_NOTEXIST) { + old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH) { + wl_sta->fw_added = false; + /* must not fail */ wl12xx_sta_remove(wl, wlvif, sta); @@ -5165,11 +5252,6 @@ static int wl12xx_update_sta_state(struct wl1271 *wl, if (ret < 0) return ret; - /* reconfigure rates */ - ret = wl12xx_cmd_add_peer(wl, wlvif, sta, wl_sta->hlid); - if (ret < 0) - return ret; - ret = wl1271_acx_set_ht_capabilities(wl, &sta->deflink.ht_cap, true, wl_sta->hlid); @@ -5707,9 +5789,10 @@ static int wlcore_op_cancel_remain_on_channel(struct ieee80211_hw *hw, static void wlcore_op_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta, + struct ieee80211_link_sta *link_sta, u32 changed) { + struct ieee80211_sta *sta = link_sta->sta; struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); wl1271_debug(DEBUG_MAC80211, "mac80211 sta_rc_update"); @@ -5970,7 +6053,7 @@ static const struct ieee80211_ops wl1271_ops = { .assign_vif_chanctx = wlcore_op_assign_vif_chanctx, .unassign_vif_chanctx = wlcore_op_unassign_vif_chanctx, .switch_vif_chanctx = wlcore_op_switch_vif_chanctx, - .sta_rc_update = wlcore_op_sta_rc_update, + .link_sta_rc_update = wlcore_op_sta_rc_update, .sta_statistics = wlcore_op_sta_statistics, .get_expected_throughput = wlcore_op_get_expected_throughput, CFG80211_TESTMODE_CMD(wl1271_tm_cmd) diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c index eb5482ed76ae..a73207bbe5d7 100644 --- a/drivers/net/wireless/ti/wlcore/sdio.c +++ b/drivers/net/wireless/ti/wlcore/sdio.c @@ -16,7 +16,6 @@ #include <linux/mmc/sdio_ids.h> #include <linux/mmc/card.h> #include <linux/mmc/host.h> -#include <linux/gpio.h> #include <linux/pm_runtime.h> #include <linux/printk.h> #include <linux/of.h> @@ -75,8 +74,8 @@ static int __must_check wl12xx_sdio_raw_read(struct device *child, int addr, sdio_release_host(func); - if (WARN_ON(ret)) - dev_err(child->parent, "sdio read failed (%d)\n", ret); + if (ret) + dev_err_ratelimited(child->parent, "sdio read failed (%d)\n", ret); if (unlikely(dump)) { printk(KERN_DEBUG "wlcore_sdio: READ from 0x%04x\n", addr); @@ -120,8 +119,8 @@ static int __must_check wl12xx_sdio_raw_write(struct device *child, int addr, sdio_release_host(func); - if (WARN_ON(ret)) - dev_err(child->parent, "sdio write failed (%d)\n", ret); + if (ret) + dev_err_ratelimited(child->parent, "sdio write failed (%d)\n", ret); return ret; } @@ -324,17 +323,12 @@ static int wl1271_probe(struct sdio_func *func, memset(res, 0x00, sizeof(res)); - res[0].start = irq; - res[0].flags = IORESOURCE_IRQ | - irqd_get_trigger_type(irq_get_irq_data(irq)); - res[0].name = "irq"; - + res[0] = DEFINE_RES_IRQ_NAMED(irq, "irq"); + res[0].flags |= irq_get_trigger_type(irq); if (wakeirq > 0) { - res[1].start = wakeirq; - res[1].flags = IORESOURCE_IRQ | - irqd_get_trigger_type(irq_get_irq_data(wakeirq)); - res[1].name = "wakeirq"; + res[1] = DEFINE_RES_IRQ_NAMED(wakeirq, "wakeirq"); + res[1].flags |= irq_get_trigger_type(wakeirq); num_irqs = 2; } else { num_irqs = 1; diff --git a/drivers/net/wireless/ti/wlcore/sysfs.c b/drivers/net/wireless/ti/wlcore/sysfs.c index f0c7e09b314d..7c57d4c8744a 100644 --- a/drivers/net/wireless/ti/wlcore/sysfs.c +++ b/drivers/net/wireless/ti/wlcore/sysfs.c @@ -19,11 +19,8 @@ static ssize_t bt_coex_state_show(struct device *dev, struct wl1271 *wl = dev_get_drvdata(dev); ssize_t len; - len = PAGE_SIZE; - mutex_lock(&wl->mutex); - len = snprintf(buf, len, "%d\n\n0 - off\n1 - on\n", - wl->sg_enabled); + len = sysfs_emit(buf, "%d\n\n0 - off\n1 - on\n", wl->sg_enabled); mutex_unlock(&wl->mutex); return len; @@ -78,13 +75,11 @@ static ssize_t hw_pg_ver_show(struct device *dev, struct wl1271 *wl = dev_get_drvdata(dev); ssize_t len; - len = PAGE_SIZE; - mutex_lock(&wl->mutex); if (wl->hw_pg_ver >= 0) - len = snprintf(buf, len, "%d\n", wl->hw_pg_ver); + len = sysfs_emit(buf, "%d\n", wl->hw_pg_ver); else - len = snprintf(buf, len, "n/a\n"); + len = sysfs_emit(buf, "n/a\n"); mutex_unlock(&wl->mutex); return len; @@ -93,7 +88,7 @@ static ssize_t hw_pg_ver_show(struct device *dev, static DEVICE_ATTR_RO(hw_pg_ver); static ssize_t wl1271_sysfs_read_fwlog(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, + const struct bin_attribute *bin_attr, char *buffer, loff_t pos, size_t count) { struct device *dev = kobj_to_dev(kobj); @@ -126,7 +121,7 @@ static ssize_t wl1271_sysfs_read_fwlog(struct file *filp, struct kobject *kobj, static const struct bin_attribute fwlog_attr = { .attr = { .name = "fwlog", .mode = 0400 }, - .read = wl1271_sysfs_read_fwlog, + .read_new = wl1271_sysfs_read_fwlog, }; int wlcore_sysfs_init(struct wl1271 *wl) diff --git a/drivers/net/wireless/ti/wlcore/testmode.c b/drivers/net/wireless/ti/wlcore/testmode.c index 3f338b8096c7..fc8ea58bc165 100644 --- a/drivers/net/wireless/ti/wlcore/testmode.c +++ b/drivers/net/wireless/ti/wlcore/testmode.c @@ -45,7 +45,7 @@ enum wl1271_tm_attrs { }; #define WL1271_TM_ATTR_MAX (__WL1271_TM_ATTR_AFTER_LAST - 1) -static struct nla_policy wl1271_tm_policy[WL1271_TM_ATTR_MAX + 1] = { +static const struct nla_policy wl1271_tm_policy[WL1271_TM_ATTR_MAX + 1] = { [WL1271_TM_ATTR_CMD_ID] = { .type = NLA_U32 }, [WL1271_TM_ATTR_ANSWER] = { .type = NLA_U8 }, [WL1271_TM_ATTR_DATA] = { .type = NLA_BINARY, diff --git a/drivers/net/wireless/ti/wlcore/tx.c b/drivers/net/wireless/ti/wlcore/tx.c index 7bd3ce2f0804..464587d16ab2 100644 --- a/drivers/net/wireless/ti/wlcore/tx.c +++ b/drivers/net/wireless/ti/wlcore/tx.c @@ -140,11 +140,8 @@ EXPORT_SYMBOL(wl12xx_is_dummy_packet); static u8 wl12xx_tx_get_hlid_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct sk_buff *skb, struct ieee80211_sta *sta) { - if (sta) { - struct wl1271_station *wl_sta; - - wl_sta = (struct wl1271_station *)sta->drv_priv; - return wl_sta->hlid; + if (sta && wl1271_station(sta)->fw_added) { + return wl1271_station(sta)->hlid; } else { struct ieee80211_hdr *hdr; diff --git a/drivers/net/wireless/ti/wlcore/wl12xx_80211.h b/drivers/net/wireless/ti/wlcore/wl12xx_80211.h index 1dd7ecc11f86..602915c4da26 100644 --- a/drivers/net/wireless/ti/wlcore/wl12xx_80211.h +++ b/drivers/net/wireless/ti/wlcore/wl12xx_80211.h @@ -66,7 +66,6 @@ struct ieee80211_header { u8 sa[ETH_ALEN]; u8 bssid[ETH_ALEN]; __le16 seq_ctl; - u8 payload[]; } __packed; struct wl12xx_ie_header { diff --git a/drivers/net/wireless/ti/wlcore/wlcore_i.h b/drivers/net/wireless/ti/wlcore/wlcore_i.h index eefae3f867b9..5bdcb341629c 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore_i.h +++ b/drivers/net/wireless/ti/wlcore/wlcore_i.h @@ -151,6 +151,9 @@ struct wl_fw_status { */ u8 *tx_lnk_free_pkts; + /* PN16 of last TKIP/AES seq-num per HLID */ + __le16 *tx_lnk_sec_pn16; + /* Cumulative counter of released Voice memory blocks */ u8 tx_voice_released_blks; @@ -259,6 +262,7 @@ struct wl1271_link { /* accounting for allocated / freed packets in FW */ u8 allocated_pkts; u8 prev_freed_pkts; + u16 prev_sec_pn16; u8 addr[ETH_ALEN]; @@ -324,6 +328,7 @@ struct wl12xx_rx_filter { struct wl1271_station { u8 hlid; + bool fw_added; bool in_connection; /* @@ -335,6 +340,11 @@ struct wl1271_station { u64 total_freed_pkts; }; +static inline struct wl1271_station *wl1271_station(struct ieee80211_sta *sta) +{ + return (struct wl1271_station *)sta->drv_priv; +} + struct wl12xx_vif { struct wl1271 *wl; struct list_head list; |