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Mon, 30 Aug 2021 09:37:21 +0000 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 30 Aug 2021 02:37:20 -0700 Received: from audio.nvidia.com (172.20.187.5) by mail.nvidia.com (172.20.187.12) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 30 Aug 2021 09:37:18 +0000 From: Sameer Pujar To: , , , CC: , , , Sameer Pujar Subject: [PATCH 0/3] Few Tegra210 ADMA fixes Date: Mon, 30 Aug 2021 15:06:58 +0530 Message-ID: <1630316221-9728-1-git-send-email-spujar@nvidia.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 84e2b77e-7060-453c-fd16-08d96b99c451 X-MS-TrafficTypeDiagnostic: BN8PR12MB2897: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7219; 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:216.228.112.32;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid01.nvidia.com;CAT:NONE;SFS:(4636009)(36840700001)(46966006)(83380400001)(47076005)(70586007)(54906003)(2906002)(336012)(5660300002)(8936002)(110136005)(316002)(508600001)(107886003)(8676002)(426003)(4744005)(36860700001)(26005)(36756003)(6666004)(2616005)(70206006)(86362001)(186003)(4326008)(82310400003)(7636003)(7696005)(356005);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Aug 2021 09:37:21.5892 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 84e2b77e-7060-453c-fd16-08d96b99c451 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT036.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR12MB2897 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Following are the fixes in the series: - Couple of minor fixes (non functional fixes) - ADMA FIFO size fix: The slave ADMAIF channels have different default FIFO sizes (ADMAIF FIFO is actually a ring buffer and it is divided amongst all available channels). As per HW recommendation the sizes should match with the corresponding ADMA channels to which ADMAIF channel is mapped to at runtime. Thus program ADMA channel FIFO sizes accordingly. Otherwise FIFO corruption is observed. Sameer Pujar (3): dmaengine: tegra210-adma: Re-order 'has_outstanding_reqs' member dmaengine: tegra210-adma: Add description for 'adma_get_burst_config' dmaengine: tegra210-adma: Override ADMA FIFO size drivers/dma/tegra210-adma.c | 55 +++++++++++++++++++++++++++++++-------------- 1 file changed, 38 insertions(+), 17 deletions(-) -- 2.7.4