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Miller" , =?utf-8?b?SsOpcsO0bWUgUG91?= =?utf-8?q?iller?= Subject: [PATCH 14/65] staging: wfx: drop wdev->output_power Thread-Topic: [PATCH 14/65] staging: wfx: drop wdev->output_power Thread-Index: AQHVy50NUN5rnIj6Ek2YycwTsMt/DQ== Date: Wed, 15 Jan 2020 12:12:27 +0000 Message-ID: <20200115121041.10863-15-Jerome.Pouiller@silabs.com> References: <20200115121041.10863-1-Jerome.Pouiller@silabs.com> In-Reply-To: <20200115121041.10863-1-Jerome.Pouiller@silabs.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: PR2PR09CA0009.eurprd09.prod.outlook.com (2603:10a6:101:16::21) To MN2PR11MB4063.namprd11.prod.outlook.com (2603:10b6:208:13f::22) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Jerome.Pouiller@silabs.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.25.0 x-originating-ip: [37.71.187.125] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 2a440b69-4fc3-4336-755a-08d799b4301f x-ms-traffictypediagnostic: MN2PR11MB3934: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6430; x-forefront-prvs: 02830F0362 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39850400004)(396003)(136003)(376002)(366004)(346002)(199004)(189003)(54906003)(110136005)(86362001)(956004)(107886003)(2616005)(316002)(36756003)(71200400001)(52116002)(7696005)(478600001)(8936002)(81156014)(8676002)(4326008)(81166006)(6486002)(2906002)(26005)(66946007)(16526019)(186003)(5660300002)(66574012)(1076003)(66556008)(64756008)(66446008)(85182001)(66476007)(85202003); DIR:OUT; SFP:1101; SCL:1; SRVR:MN2PR11MB3934; H:MN2PR11MB4063.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: silabs.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 84hWzqGWJ1QhE1SrmYSgypEkOaaeTQdn8NXQkchoyXUmHZGjxLOCY6rBuJAhS9fZA87cqDY07LSKku2+SEtBaZUf0KklSeExbral24iciglBeu1uqn9omZvGnAAiavbMvaJeG2E1uoYZURCqvSxF156yZ/1cK9KY8VQnLn2gSfCeY4V/40BkJu6c1/xpDHdGzHqA/JtmJTu2CCVrvmZa9NJV+L+rlsZdWKvCMXjR75A1FO1CWp+K8yQV2yPwkvq4rOQGCKa3Ff6JVp4ShI+6+egRZkCAIxwd1/xE76WLgFjmKapBqzXVUJgro9LqoErSgnqWbPiXWAA3WTJAtEKD7pus0WNTH5xGs1U1haPqDyeACvA4Tiid57tLgcZ2ZmPd6t/gE4YFIOknHtDhAyqBnhZ7ujoeE47tuGOZdkjWQnCx4rtDCjBrbppdA7XUbQOp Content-ID: <56FD5F5330DE414795F2EEEFB06EC88C@namprd11.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: silabs.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2a440b69-4fc3-4336-755a-08d799b4301f X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Jan 2020 12:12:27.9104 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 54dbd822-5231-4b20-944d-6f4abcd541fb X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: wQD690XfIUN85AzEaa1Bpah1CwqtuI0LSUumKLi5No6BKfvHgmGfXTprHDOC8PzeehtGNH7vC7fznCvByHUomg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR11MB3934 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Jérôme Pouiller mac80211 and the device are both able to control tx power per vif. But, the current code retrieve tx power from wfx_config(). So, it does not allow to setup the tx power independently for each vif. Driver just has to rely on bss_conf->txpower to get the correct information. In add, it is no more necessary to protect access to wdev->output_power with scan_lock. Signed-off-by: Jérôme Pouiller --- drivers/staging/wfx/scan.c | 4 ++-- drivers/staging/wfx/sta.c | 16 ++-------------- drivers/staging/wfx/wfx.h | 2 -- 3 files changed, 4 insertions(+), 18 deletions(-) diff --git a/drivers/staging/wfx/scan.c b/drivers/staging/wfx/scan.c index 8e0ac89fd28f..5cc9df5eb6a1 100644 --- a/drivers/staging/wfx/scan.c +++ b/drivers/staging/wfx/scan.c @@ -60,8 +60,8 @@ static int send_scan_req(struct wfx_vif *wvif, if (timeout < 0) return timeout; ret = wait_for_completion_timeout(&wvif->scan_complete, timeout); - if (req->channels[start_idx]->max_power != wvif->wdev->output_power) - hif_set_output_power(wvif, wvif->wdev->output_power); + if (req->channels[start_idx]->max_power != wvif->vif->bss_conf.txpower) + hif_set_output_power(wvif, wvif->vif->bss_conf.txpower); wfx_tx_unlock(wvif->wdev); if (!ret) { dev_notice(wvif->wdev->dev, "scan timeout\n"); diff --git a/drivers/staging/wfx/sta.c b/drivers/staging/wfx/sta.c index dd2d0422c9ca..a0f19d33e972 100644 --- a/drivers/staging/wfx/sta.c +++ b/drivers/staging/wfx/sta.c @@ -503,7 +503,6 @@ static void wfx_do_unjoin(struct wfx_vif *wvif) hif_keep_alive_period(wvif, 0); hif_reset(wvif, false); wfx_tx_policy_init(wvif); - hif_set_output_power(wvif, wvif->wdev->output_power); wvif->dtim_period = 0; hif_set_macaddr(wvif, wvif->vif->addr); wfx_free_event_queue(wvif); @@ -990,11 +989,8 @@ void wfx_bss_info_changed(struct ieee80211_hw *hw, info->cqm_rssi_hyst); } - if (changed & BSS_CHANGED_TXPOWER && - info->txpower != wdev->output_power) { - wdev->output_power = info->txpower; - hif_set_output_power(wvif, wdev->output_power); - } + if (changed & BSS_CHANGED_TXPOWER) + hif_set_output_power(wvif, info->txpower); mutex_unlock(&wdev->conf_mutex); if (do_join) @@ -1232,7 +1228,6 @@ int wfx_config(struct ieee80211_hw *hw, u32 changed) { int ret = 0; struct wfx_dev *wdev = hw->priv; - struct ieee80211_conf *conf = &hw->conf; struct wfx_vif *wvif; // FIXME: Interface id should not been hardcoded @@ -1242,13 +1237,7 @@ int wfx_config(struct ieee80211_hw *hw, u32 changed) return 0; } - mutex_lock(&wvif->scan_lock); mutex_lock(&wdev->conf_mutex); - if (changed & IEEE80211_CONF_CHANGE_POWER) { - wdev->output_power = conf->power_level; - hif_set_output_power(wvif, wdev->output_power); - } - if (changed & IEEE80211_CONF_CHANGE_PS) { wvif = NULL; while ((wvif = wvif_iterate(wdev, wvif)) != NULL) @@ -1257,7 +1246,6 @@ int wfx_config(struct ieee80211_hw *hw, u32 changed) } mutex_unlock(&wdev->conf_mutex); - mutex_unlock(&wvif->scan_lock); return ret; } diff --git a/drivers/staging/wfx/wfx.h b/drivers/staging/wfx/wfx.h index ba6e0e923f4b..155dbe5704c9 100644 --- a/drivers/staging/wfx/wfx.h +++ b/drivers/staging/wfx/wfx.h @@ -59,8 +59,6 @@ struct wfx_dev { struct hif_rx_stats rx_stats; struct mutex rx_stats_lock; - - int output_power; }; struct wfx_vif {