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Fri, 25 Aug 2023 08:40:33 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by MWH0EPF000989E5.mail.protection.outlook.com (10.167.241.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6699.14 via Frontend Transport; Fri, 25 Aug 2023 08:40:33 +0000 Received: from equan-buildpc.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Fri, 25 Aug 2023 03:40:23 -0500 From: Evan Quan To: , , , , , , , , , Subject: [V10 2/8] cfg80211: expose nl80211_chan_width_to_mhz for wide sharing Date: Fri, 25 Aug 2023 16:38:40 +0800 Message-ID: <20230825083846.4001973-3-evan.quan@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230825083846.4001973-1-evan.quan@amd.com> References: <20230825083846.4001973-1-evan.quan@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000989E5:EE_|SN7PR12MB6838:EE_ X-MS-Office365-Filtering-Correlation-Id: fcf60b1c-213b-4e46-02ab-08dba546f229 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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SFS:(13230031)(4636009)(136003)(396003)(39860400002)(346002)(376002)(451199024)(82310400011)(1800799009)(186009)(40470700004)(36840700001)(46966006)(54906003)(6636002)(7696005)(70586007)(70206006)(316002)(81166007)(478600001)(110136005)(26005)(44832011)(36860700001)(356005)(921005)(6666004)(16526019)(82740400003)(40480700001)(41300700001)(86362001)(2906002)(4326008)(8676002)(8936002)(1076003)(40460700003)(2616005)(5660300002)(7416002)(83380400001)(36756003)(336012)(47076005)(426003)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Aug 2023 08:40:33.0562 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fcf60b1c-213b-4e46-02ab-08dba546f229 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: MWH0EPF000989E5.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB6838 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: netdev@vger.kernel.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-acpi@vger.kernel.org, amd-gfx@lists.freedesktop.org, Evan Quan Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The newly added WBRF feature needs this interface for channel width calculation. Signed-off-by: Evan Quan --- v8->v9: - correct typo(Mhz -> MHz) (Johnson) --- include/net/cfg80211.h | 8 ++++++++ net/wireless/chan.c | 3 ++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 7c7d03aa9d06..8c2a9b748621 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -920,6 +920,14 @@ const struct cfg80211_chan_def * cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1, const struct cfg80211_chan_def *chandef2); +/** + * nl80211_chan_width_to_mhz - get the channel width in MHz + * @chan_width: the channel width from &enum nl80211_chan_width + * Return: channel width in MHz if the chan_width from &enum nl80211_chan_width + * is valid. -1 otherwise. + */ +int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width); + /** * cfg80211_chandef_valid - check if a channel definition is valid * @chandef: the channel definition to check diff --git a/net/wireless/chan.c b/net/wireless/chan.c index 0b7e81db383d..227db04eac42 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -141,7 +141,7 @@ static bool cfg80211_edmg_chandef_valid(const struct cfg80211_chan_def *chandef) return true; } -static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width) +int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width) { int mhz; @@ -190,6 +190,7 @@ static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width) } return mhz; } +EXPORT_SYMBOL(nl80211_chan_width_to_mhz); static int cfg80211_chandef_get_width(const struct cfg80211_chan_def *c) {