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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 MWH0EPF000989EC.mail.protection.outlook.com (10.167.241.139) 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 08:39:50 +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 03:39:45 -0500 From: Evan Quan To: , , , , , , , , , CC: , , , , , , Evan Quan Subject: [V10 0/8] Enable Wifi RFI interference mitigation feature support Date: Fri, 25 Aug 2023 16:38:38 +0800 Message-ID: <20230825083846.4001973-1-evan.quan@amd.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain 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: MWH0EPF000989EC:EE_|PH0PR12MB7864:EE_ X-MS-Office365-Filtering-Correlation-Id: 4d9f1936-6313-467b-a535-08dba546d887 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Aug 2023 08:39:50.0556 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4d9f1936-6313-467b-a535-08dba546d887 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: MWH0EPF000989EC.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB7864 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Due to electrical and mechanical constraints in certain platform designs there may be likely interference of relatively high-powered harmonics of the (G-)DDR memory clocks with local radio module frequency bands used by Wifi 6/6e/7. To mitigate possible RFI interference producers can advertise the frequencies in use and consumers can use this information to avoid using these frequencies for sensitive features. The whole patch set is based on Linux 6.5-rc5. With some brief introductions as below: Patch1: Core functionality setup for WBRF feature support Patch2 - 3: Bring WBRF support to wifi subsystem. Patch4 - 8: Bring WBRF support to AMD graphics driver. Evan Quan (8): ACPI: Add support for AMD ACPI based Wifi band RFI mitigation feature cfg80211: expose nl80211_chan_width_to_mhz for wide sharing wifi: mac80211: Add support for WBRF features drm/amd/pm: update driver_if and ppsmc headers for coming wbrf feature drm/amd/pm: setup the framework to support Wifi RFI mitigation feature drm/amd/pm: add flood detection for wbrf events drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.0 drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.7 drivers/acpi/Kconfig | 17 + drivers/acpi/Makefile | 2 + drivers/acpi/amd_wbrf.c | 414 ++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 + drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 17 + drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 214 +++++++++ drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 33 ++ .../inc/pmfw_if/smu13_driver_if_v13_0_0.h | 14 +- .../inc/pmfw_if/smu13_driver_if_v13_0_7.h | 14 +- .../pm/swsmu/inc/pmfw_if/smu_v13_0_0_ppsmc.h | 3 +- .../pm/swsmu/inc/pmfw_if/smu_v13_0_7_ppsmc.h | 3 +- drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h | 3 +- drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h | 3 + .../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 9 + .../drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 60 +++ .../drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c | 59 +++ drivers/gpu/drm/amd/pm/swsmu/smu_internal.h | 3 + include/linux/acpi_amd_wbrf.h | 140 ++++++ include/linux/ieee80211.h | 1 + include/net/cfg80211.h | 8 + net/mac80211/Makefile | 2 + net/mac80211/chan.c | 9 + net/mac80211/ieee80211_i.h | 9 + net/mac80211/main.c | 2 + net/mac80211/wbrf.c | 105 +++++ net/wireless/chan.c | 3 +- 26 files changed, 1143 insertions(+), 6 deletions(-) create mode 100644 drivers/acpi/amd_wbrf.c create mode 100644 include/linux/acpi_amd_wbrf.h create mode 100644 net/mac80211/wbrf.c -- 2.34.1