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Fri, 22 Sep 2023 05:18:56 -0500 Received: from xhdipdslab59.xilinx.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2507.27 via Frontend Transport; Fri, 22 Sep 2023 05:18:54 -0500 From: Abhijit Gangurde To: , , CC: , , , , , Abhijit Gangurde Subject: [PATCH v5 0/5] cdx: provide sysfs interface for cdx device resources Date: Fri, 22 Sep 2023 15:48:23 +0530 Message-ID: <20230922101828.33456-1-abhijit.gangurde@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EE3A:EE_|CH0PR12MB5219:EE_ X-MS-Office365-Filtering-Correlation-Id: c071dfca-6e91-4201-5182-08dbbb555513 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230031)(4636009)(39860400002)(346002)(136003)(376002)(396003)(186009)(451199024)(82310400011)(1800799009)(230921699003)(40470700004)(46966006)(36840700001)(40460700003)(6666004)(82740400003)(26005)(336012)(426003)(1076003)(70586007)(70206006)(110136005)(2616005)(86362001)(478600001)(47076005)(36860700001)(81166007)(83380400001)(356005)(8676002)(36756003)(4326008)(2906002)(8936002)(44832011)(316002)(54906003)(5660300002)(41300700001)(40480700001)(36900700001);DIR:OUT;SFP:1101; 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Fri, 22 Sep 2023 03:19:32 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1777740982003369599 X-GMAIL-MSGID: 1777740982003369599 This patch series provides sysfs interface to - enable and disable of cdx bus - reset all the devices on cdx bus - subsystem, class and revision for cdx device Changes in v5: - Rebased on Linux 6.6 Changes in v4: - Make ida as static - Imrpove commit message - Add sparse markings for the lock. Changes in v3: - Remove local cdx controller list from cdx bus system and instead use platform bus to locate controller - Use ida to allocate unique id for registered controller Changes in v2: - Introduce lock to protect controller ops - Split sysfs entry enable to enable and disable - sysfs entry enable and disable take bus number as an argument - sysfs entry reset takes bus number as an argument Abhijit Gangurde (5): cdx: Remove cdx controller list from cdx bus system cdx: Introduce lock to protect controller ops cdx: add support for bus enable and disable cdx: add sysfs for bus reset cdx: add sysfs for subsystem, class and revision Documentation/ABI/testing/sysfs-bus-cdx | 87 ++++++++++ drivers/cdx/cdx.c | 218 ++++++++++++++++++++++-- drivers/cdx/cdx.h | 8 + drivers/cdx/controller/cdx_controller.c | 50 ++++++ drivers/cdx/controller/mc_cdx_pcol.h | 54 ++++++ drivers/cdx/controller/mcdi_functions.c | 31 ++++ drivers/cdx/controller/mcdi_functions.h | 18 ++ include/linux/cdx/cdx_bus.h | 41 ++++- include/linux/mod_devicetable.h | 10 ++ scripts/mod/devicetable-offsets.c | 4 + scripts/mod/file2alias.c | 8 + 11 files changed, 513 insertions(+), 16 deletions(-)