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Thu, 5 Oct 2023 11:41:52 -0500 Received: from xhdthippesw40.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; Thu, 5 Oct 2023 11:41:49 -0500 From: Thippeswamy Havalige To: , , , CC: , , , , , , , , Thippeswamy Havalige Subject: [PATCH v5 RESEND 0/4] ncrease ecam size value to discover 256 buses during Date: Thu, 5 Oct 2023 22:10:47 +0530 Message-ID: <20231005164051.984254-1-thippeswamy.havalige@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS3PEPF000099D6:EE_|SA1PR12MB8841:EE_ X-MS-Office365-Filtering-Correlation-Id: 0b205d80-53c2-4a7d-1d30-08dbc5c1fab8 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:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230031)(4636009)(396003)(39860400002)(346002)(376002)(136003)(230922051799003)(186009)(64100799003)(1800799009)(451199024)(82310400011)(36840700001)(46966006)(40470700004)(4744005)(47076005)(2906002)(83380400001)(40460700003)(7416002)(82740400003)(86362001)(81166007)(36756003)(356005)(36860700001)(40480700001)(54906003)(316002)(70586007)(110136005)(70206006)(41300700001)(1076003)(2616005)(336012)(478600001)(426003)(4326008)(44832011)(8676002)(5660300002)(26005)(8936002)(36900700001)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Oct 2023 16:41:52.8005 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0b205d80-53c2-4a7d-1d30-08dbc5c1fab8 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=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DS3PEPF000099D6.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB8841 X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Current driver is supports up to 16 buses. The following code fixes to support up to 256 buses. update "NWL_ECAM_VALUE_DEFAULT " to 16 can access up to 256MB ECAM region to detect 256 buses. Update ecam size to 256MB in device tree binding example. Remove unwanted code. Thippeswamy Havalige (4): PCI: xilinx-nwl: Remove unnecessary code which updates primary, secondary and sub-ordinate bus numbers dt-bindings: PCI: xilinx-nwl: Modify ECAM size in example PCI: xilinx-nwl: Rename ECAM size default macro PCI: xilinx-nwl: Increase ECAM size to accommodate 256 buses .../devicetree/bindings/pci/xlnx,nwl-pcie.yaml | 2 +- drivers/pci/controller/pcie-xilinx-nwl.c | 18 +++--------------- 2 files changed, 4 insertions(+), 16 deletions(-)