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SFS:(13230031)(4636009)(39860400002)(376002)(136003)(346002)(396003)(451199024)(82310400011)(1800799009)(186009)(46966006)(40470700004)(36840700001)(40460700003)(41300700001)(316002)(6636002)(8676002)(4326008)(7416002)(426003)(336012)(2616005)(2906002)(47076005)(86362001)(44832011)(16526019)(5660300002)(83380400001)(36756003)(1076003)(26005)(36860700001)(40480700001)(8936002)(6666004)(82740400003)(921005)(81166007)(356005)(7696005)(54906003)(478600001)(110136005)(70586007)(70206006)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Aug 2023 06:21:12.5169 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d27f5a3e-762a-4099-7553-08dba9ea795e 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: CO1PEPF000044F9.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY5PR12MB6408 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org 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) {