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Miller" , Eric Dumazet , Gerald Schaefer , Vasily Gorbik , Heiko Carstens , "H. Peter Anvin" , Justin Stitt , Jakub Kicinski , Leon Romanovsky , linux-rdma@vger.kernel.org, linux-s390@vger.kernel.org, llvm@lists.linux.dev, Ingo Molnar , Bill Wendling , Nathan Chancellor , Nick Desaulniers , netdev@vger.kernel.org, Paolo Abeni , Salil Mehta , Sven Schnelle , Thomas Gleixner , x86@kernel.org, Yisen Zhuang Cc: Arnd Bergmann , Catalin Marinas , Leon Romanovsky , linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Mark Rutland , Michael Guralnik , patches@lists.linux.dev, Niklas Schnelle , Jijie Shao , Will Deacon Subject: [PATCH v3 5/6] net: hns3: Remove io_stop_wc() calls after __iowrite64_copy() Date: Thu, 11 Apr 2024 13:46:18 -0300 Message-ID: <5-v3-1893cd8b9369+1925-mlx5_arm_wc_jgg@nvidia.com> In-Reply-To: <0-v3-1893cd8b9369+1925-mlx5_arm_wc_jgg@nvidia.com> References: X-ClientProxiedBy: BLAPR03CA0071.namprd03.prod.outlook.com (2603:10b6:208:329::16) To DM6PR12MB3849.namprd12.prod.outlook.com (2603:10b6:5:1c7::26) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6PR12MB3849:EE_|SJ2PR12MB8064:EE_ X-MS-Office365-Filtering-Correlation-Id: 162f02e4-4c68-4f16-202b-08dc5a46eac6 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:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM6PR12MB3849.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(1800799015)(376005)(7416005)(366007)(921011);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 162f02e4-4c68-4f16-202b-08dc5a46eac6 X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB3849.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Apr 2024 16:46:21.3880 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: s4Vw9au7lLe47jv4H7gUn9+gsAiz82wDhVtCX7hsISQylfWL9cWHdbq4E0Y3Nkqa X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8064 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240411_094639_506697_C48856E4 X-CRM114-Status: UNSURE ( 9.44 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Now that the ARM64 arch implementation does the DGH as part of __iowrite64_copy() there is no reason to open code this in drivers. Reviewed-by: Jijie Shao Signed-off-by: Jason Gunthorpe --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 19668a8d22f76a..04b9e86363f8fc 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2068,8 +2068,6 @@ static void hns3_tx_push_bd(struct hns3_enet_ring *ring, int num) __iowrite64_copy(ring->tqp->mem_base, desc, (sizeof(struct hns3_desc) * HNS3_MAX_PUSH_BD_NUM) / HNS3_BYTES_PER_64BIT); - - io_stop_wc(); } static void hns3_tx_mem_doorbell(struct hns3_enet_ring *ring) @@ -2088,8 +2086,6 @@ static void hns3_tx_mem_doorbell(struct hns3_enet_ring *ring) u64_stats_update_begin(&ring->syncp); ring->stats.tx_mem_doorbell += ring->pending_buf; u64_stats_update_end(&ring->syncp); - - io_stop_wc(); } static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num,