From patchwork Tue Apr 16 20:31:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anatoliy Klymenko X-Patchwork-Id: 13632579 Received: from NAM04-BN8-obe.outbound.protection.outlook.com (mail-bn8nam04on2042.outbound.protection.outlook.com [40.107.100.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3C2DA6E615; Tue, 16 Apr 2024 20:32:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.100.42 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713299527; cv=fail; b=MLAEAvaZ1m3WXMKvPI44it8s3gOtRItmyrZtx83MtxZOisfTfrY7MBtWOl4WuwrTvOCNudTl88uhdndzAOkP3yLeNuhBuWJyRvy9rRDBVoz0fcYg7v5r6C2WwxxUapfRsvd6dFOmwu9biNVRIOYM/gTgEfFDjMYJ2YgwRm/ER1s= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713299527; c=relaxed/simple; bh=gb6+bZrJciTmZ0Njat6coiSXlo53bgeAqcuTXbE+xPI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=B70zP1bhb4iHwqwbHnS13c1T58EVErP0cM+320Nr6VMZFrJRAn041npFkXlysg/GZNGk6yIH2hlGfjnegegsjn8CfgX9cJw9oPd9Tz22awxpE7WIrILAne2M1Lk8b8MhZMd8nc6W625ySwK9pOvNBGkXXER4cC3XsSuVCq5hyfs= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=gll+5+WL; arc=fail smtp.client-ip=40.107.100.42 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="gll+5+WL" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=EsC/PQQunDs/seieSNrFkZP6yIr0unBPTJgCwIWAhmXx5wiEsLkzDd63A2qM+oXBMSO8Zh7tyPlwyMSh76GHz0eiaDsJr0F4VCvMMS6HjJ8zxqeE6VKdO+bE9kb4UyRj4rz/i9aXNqVgzzE6Py/GIEiP4NPrgzGtW+GeF7gp/aZslrNddYmtnxhMCIMQRsNZxJ+ftm+4uFrqXRTXLSUj9f395jr7TOXJdr+Mn2F1FwnVdMh/YqiGzUtSM0UzPxTgRdO+5uIxwjYY6a6vqz1WZiflZ3KZJUO2EuHbAjxbp7d+zcF+HWbqeCKx1ug/iwtjkdYE2ctSPZ6/I7zBfS5KqA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=MeVG/3Su+yyUXWvPu2kSIxoOaY/qPFgN0qwlT8p/UP8=; b=YwZkmnUYa4kDDDM8V1rl8J7wrknRVwHIcuA8geFzhirxiotmR3naqDCzesMQ/doTIZ++qMKKsKcXmh0lYBXvPnkISjFgfcqFLr98kC/Lg39s5x7zT2GnAwYP1JE9iASLH3BbHo0DbM/itsCN6IiBDGOfyFO97PETobA5bl7ve8hmBJ9gjMKTY6+T8y503A3u08ReXZS9TMWdDsWjYPc5eFjDz6L0X/Zz0wfEDqqczrg7qZ6PJFae02laxpdl876IuIdAjxPnNh/iu5lqhWOQMMbl/PGC7EDPXC627bbnY3Vu6p2s4q+hafmH0dvt69LgijCgYgkyNcA+wyzU/gt0TQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.infradead.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MeVG/3Su+yyUXWvPu2kSIxoOaY/qPFgN0qwlT8p/UP8=; b=gll+5+WLi/FcscCMqfAoWqYzZNPlyAF4HyebRHuha36Ol7nNIF47VUBDX5YmLfSVSiCfSDe4F4C4aEsHZyqWGfffWWoNKOfapfEJHACe07MG2Y55yLlHIrkaeWfTC+fD/qcher94p4+XW2GXjYMEtacC2as86O2FA94d5BUbGFg= Received: from MN2PR07CA0009.namprd07.prod.outlook.com (2603:10b6:208:1a0::19) by DS7PR12MB5815.namprd12.prod.outlook.com (2603:10b6:8:77::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7452.50; Tue, 16 Apr 2024 20:32:00 +0000 Received: from BL6PEPF0001AB78.namprd02.prod.outlook.com (2603:10b6:208:1a0:cafe::fd) by MN2PR07CA0009.outlook.office365.com (2603:10b6:208:1a0::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7472.33 via Frontend Transport; Tue, 16 Apr 2024 20:32:00 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; 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=SATLEXMB03.amd.com; pr=C Received: from SATLEXMB03.amd.com (165.204.84.17) by BL6PEPF0001AB78.mail.protection.outlook.com (10.167.242.171) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7452.22 via Frontend Transport; Tue, 16 Apr 2024 20:31:59 +0000 Received: from SATLEXMB03.amd.com (10.181.40.144) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Tue, 16 Apr 2024 15:31:58 -0500 Received: from xsjanatoliy50.xilinx.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Tue, 16 Apr 2024 15:31:57 -0500 From: Anatoliy Klymenko Date: Tue, 16 Apr 2024 13:31:40 -0700 Subject: [PATCH v4 5/7] drm: xlnx: zynqmp_dpsub: Minimize usage of global flag Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240416-dp-live-fmt-v4-5-c7f379b7168e@amd.com> References: <20240416-dp-live-fmt-v4-0-c7f379b7168e@amd.com> In-Reply-To: <20240416-dp-live-fmt-v4-0-c7f379b7168e@amd.com> To: Laurent Pinchart , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Michal Simek , "Andrzej Hajda" , Neil Armstrong , Robert Foss , Jonas Karlman , "Jernej Skrabec" , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mauro Carvalho Chehab CC: , , , Tomi Valkeinen , , , Anatoliy Klymenko , Tomi Valkeinen X-Mailer: b4 0.13.0 Received-SPF: None (SATLEXMB03.amd.com: anatoliy.klymenko@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF0001AB78:EE_|DS7PR12MB5815:EE_ X-MS-Office365-Filtering-Correlation-Id: 2b97af05-e791-47df-77cf-08dc5e544482 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)(82310400014)(36860700004)(1800799015)(376005)(7416005)(921011);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Apr 2024 20:31:59.9120 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2b97af05-e791-47df-77cf-08dc5e544482 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: BL6PEPF0001AB78.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5815 Avoid usage of global zynqmp_dpsub.dma_enabled flag in DPSUB layer context. This flag signals whether the driver runs in DRM CRTC or DRM bridge mode, assuming that all display layers share the same live or non-live mode of operation. Using per-layer mode instead of global flag will simplify future support of the hybrid scenario. Remove redundant checks in DMA request/release contexts as zynqmp_disp_layer.info is well-defined for all layer types, including the correct number of DMA channels required for each particular layer. Signed-off-by: Anatoliy Klymenko Reviewed-by: Tomi Valkeinen --- drivers/gpu/drm/xlnx/zynqmp_disp.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c index 24f1f367b1d3..8cdd74a9b772 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c @@ -1026,7 +1026,7 @@ void zynqmp_disp_layer_disable(struct zynqmp_disp_layer *layer) { unsigned int i; - if (layer->disp->dpsub->dma_enabled) { + if (layer->mode == ZYNQMP_DPSUB_LAYER_NONLIVE) { for (i = 0; i < layer->drm_fmt->num_planes; i++) dmaengine_terminate_sync(layer->dmas[i].chan); } @@ -1052,7 +1052,7 @@ void zynqmp_disp_layer_set_format(struct zynqmp_disp_layer *layer, zynqmp_disp_avbuf_set_format(layer->disp, layer, layer->disp_fmt); - if (!layer->disp->dpsub->dma_enabled) + if (layer->mode == ZYNQMP_DPSUB_LAYER_LIVE) return; /* @@ -1090,7 +1090,7 @@ int zynqmp_disp_layer_update(struct zynqmp_disp_layer *layer, const struct drm_format_info *info = layer->drm_fmt; unsigned int i; - if (!layer->disp->dpsub->dma_enabled) + if (layer->mode == ZYNQMP_DPSUB_LAYER_LIVE) return 0; for (i = 0; i < info->num_planes; i++) { @@ -1140,9 +1140,6 @@ static void zynqmp_disp_layer_release_dma(struct zynqmp_disp *disp, { unsigned int i; - if (!layer->info || !disp->dpsub->dma_enabled) - return; - for (i = 0; i < layer->info->num_channels; i++) { struct zynqmp_disp_layer_dma *dma = &layer->dmas[i]; @@ -1183,9 +1180,6 @@ static int zynqmp_disp_layer_request_dma(struct zynqmp_disp *disp, unsigned int i; int ret; - if (!disp->dpsub->dma_enabled) - return 0; - for (i = 0; i < layer->info->num_channels; i++) { struct zynqmp_disp_layer_dma *dma = &layer->dmas[i]; char dma_channel_name[16];