Return-path: Received: from mail-cys01nam02on0041.outbound.protection.outlook.com ([104.47.37.41]:61440 "EHLO NAM02-CY1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754463AbdHYCay (ORCPT ); Thu, 24 Aug 2017 22:30:54 -0400 From: igor.mitsyanko.os@quantenna.com To: linux-wireless@vger.kernel.org Cc: sergey.matyukevich.os@quantenna.com, avinashp@quantenna.com, johannes@sipsolutions.net, Igor Mitsyanko Subject: [PATCH 08/27] qtnfmac: get rid of QTNF_STATE_AP_START usage Date: Thu, 24 Aug 2017 19:30:05 -0700 Message-Id: <20170825023024.10565-9-igor.mitsyanko.os@quantenna.com> (sfid-20170825_043101_523017_89834775) In-Reply-To: <20170825023024.10565-1-igor.mitsyanko.os@quantenna.com> References: <20170825023024.10565-1-igor.mitsyanko.os@quantenna.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Igor Mitsyanko QTNF_STATE_AP_START usage is redundant and imposes additional state synchronization maintenance. We may as well leave state checking up to network card and upper layers (cfg80211, nl80211 and userspace). Signed-off-by: Igor Mitsyanko --- drivers/net/wireless/quantenna/qtnfmac/cfg80211.c | 29 +---------------------- drivers/net/wireless/quantenna/qtnfmac/commands.c | 3 --- drivers/net/wireless/quantenna/qtnfmac/core.h | 3 +-- drivers/net/wireless/quantenna/qtnfmac/event.c | 12 ---------- 4 files changed, 2 insertions(+), 45 deletions(-) diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c index 26caaf6..999f1bd 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c +++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c @@ -254,11 +254,6 @@ static int qtnf_change_beacon(struct wiphy *wiphy, struct net_device *dev, { struct qtnf_vif *vif = qtnf_netdev_get_priv(dev); - if (!(vif->bss_status & QTNF_STATE_AP_START)) { - pr_err("VIF%u.%u: not started\n", vif->mac->macid, vif->vifid); - return -EFAULT; - } - return qtnf_mgmt_set_appie(vif, info); } @@ -283,17 +278,9 @@ static int qtnf_start_ap(struct wiphy *wiphy, struct net_device *dev, } ret = qtnf_cmd_send_start_ap(vif); - if (ret) { + if (ret) pr_err("VIF%u.%u: failed to start AP\n", vif->mac->macid, vif->vifid); - goto out; - } - - if (!(vif->bss_status & QTNF_STATE_AP_START)) { - pr_err("VIF%u.%u: FW failed to start AP operation\n", - vif->mac->macid, vif->vifid); - ret = -EFAULT; - } out: return ret; @@ -308,7 +295,6 @@ static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev) if (ret) { pr_err("VIF%u.%u: failed to stop AP operation in FW\n", vif->mac->macid, vif->vifid); - vif->bss_status &= ~QTNF_STATE_AP_START; netif_carrier_off(vif->netdev); } @@ -797,19 +783,6 @@ static int qtnf_channel_switch(struct wiphy *wiphy, struct net_device *dev, params->chandef.chan->hw_value, params->count, params->radar_required, params->block_tx); - switch (vif->wdev.iftype) { - case NL80211_IFTYPE_AP: - if (!(vif->bss_status & QTNF_STATE_AP_START)) { - pr_warn("AP not started on %s\n", dev->name); - return -ENOTCONN; - } - break; - default: - pr_err("unsupported vif type (%d) on %s\n", - vif->wdev.iftype, dev->name); - return -EOPNOTSUPP; - } - if (vif->vifid != 0) { if (!(mac->status & QTNF_MAC_CSA_ACTIVE)) return -EOPNOTSUPP; diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index 6b4ccf7..cb9632b 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -173,7 +173,6 @@ int qtnf_cmd_send_start_ap(struct qtnf_vif *vif) goto out; } - vif->bss_status |= QTNF_STATE_AP_START; netif_carrier_on(vif->netdev); out: @@ -286,8 +285,6 @@ int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif) goto out; } - vif->bss_status &= ~QTNF_STATE_AP_START; - netif_carrier_off(vif->netdev); out: diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.h b/drivers/net/wireless/quantenna/qtnfmac/core.h index 4d3e036..a40295e 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/core.h +++ b/drivers/net/wireless/quantenna/qtnfmac/core.h @@ -52,9 +52,8 @@ #define QTNF_DEF_WDOG_TIMEOUT 5 #define QTNF_TX_TIMEOUT_TRSHLD 100 -#define QTNF_STATE_AP_START BIT(1) - extern const struct net_device_ops qtnf_netdev_ops; + struct qtnf_bus; struct qtnf_vif; diff --git a/drivers/net/wireless/quantenna/qtnfmac/event.c b/drivers/net/wireless/quantenna/qtnfmac/event.c index 52e2652..7435986 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/event.c +++ b/drivers/net/wireless/quantenna/qtnfmac/event.c @@ -53,12 +53,6 @@ qtnf_event_handle_sta_assoc(struct qtnf_wmac *mac, struct qtnf_vif *vif, return -EPROTO; } - if (!(vif->bss_status & QTNF_STATE_AP_START)) { - pr_err("VIF%u.%u: STA_ASSOC event when AP is not started\n", - mac->macid, vif->vifid); - return -EPROTO; - } - sta_addr = sta_assoc->sta_addr; frame_control = le16_to_cpu(sta_assoc->frame_control); @@ -127,12 +121,6 @@ qtnf_event_handle_sta_deauth(struct qtnf_wmac *mac, struct qtnf_vif *vif, return -EPROTO; } - if (!(vif->bss_status & QTNF_STATE_AP_START)) { - pr_err("VIF%u.%u: STA_DEAUTH event when AP is not started\n", - mac->macid, vif->vifid); - return -EPROTO; - } - sta_addr = sta_deauth->sta_addr; reason = le16_to_cpu(sta_deauth->reason); -- 2.9.5