From patchwork Fri Feb 23 08:23:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jai Luthra X-Patchwork-Id: 98698 Received: from am.mirrors.kernel.org ([147.75.80.249]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rdQqp-0003Rv-2l for patchwork@linuxtv.org; Fri, 23 Feb 2024 08:24:12 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id B7D231F22910 for ; Fri, 23 Feb 2024 08:24:09 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id AA08217BA5; Fri, 23 Feb 2024 08:23:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="q9qWpI5H" X-Original-To: linux-media@vger.kernel.org Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) (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 C140718E0E; Fri, 23 Feb 2024 08:23:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.141 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708676618; cv=none; b=MpLjVrbGTDkkjMYlpGNcIAVwhHZjanx4zaqS6W1/tx7BZsZmkUeAe9U20T7HW8Qp7Xxl0KtKiJX/Fn8HE0UMEYRYZQi7BXSn+ZYvdouSk5cZhQSRcRa8c55ywiYRJh83NlgAbsbpVdA0OiDv2WlrEiz5W5CwlUovzbmrtrfLl14= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708676618; c=relaxed/simple; bh=3OxgDd9cbkEjYVNolmPaiSfI2EX9hJKQ7iCEXmwarFw=; h=From:Subject:Date:Message-ID:MIME-Version:Content-Type:To:CC; b=OTElnbQAkMew9wNT7XNCC66udZJidCGyNpb3ATOJnc24AoaN7+YJ6gapaKabtIOYlaPHR70wbQkrvbueE6DFQO7DtkqsZuSRE7P/DMDnMS9y92HUv2nvTTJ6j01e5fj2harnB0E3qRrZk3h5SnP16vFBmgs23VPi9zraaJYSq/Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=q9qWpI5H; arc=none smtp.client-ip=198.47.19.141 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 41N8NBSk119092; Fri, 23 Feb 2024 02:23:11 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1708676591; bh=jGkKLoODd8kkmh8k8NNJQd7ECjuwCflIUSryq6pNBTU=; h=From:Subject:Date:To:CC; b=q9qWpI5HstvUQoW/yzMLS8zvxpPBDA33Cx3NGNHWX1/ZT80CtG6hrMQoKW0cgoBZh zKbALsn3f1HyHQohEyzcCc33kyMbzncd5XzDjnY9NTkVRx+r/RSPLH4etJpUGAfXbM 1mp15Y1lIvVCJLnNyV94JguIO/JexfUbpte7tKOQ= Received: from DLEE110.ent.ti.com (dlee110.ent.ti.com [157.170.170.21]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 41N8NBu2032260 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 23 Feb 2024 02:23:11 -0600 Received: from DLEE112.ent.ti.com (157.170.170.23) by DLEE110.ent.ti.com (157.170.170.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 23 Feb 2024 02:23:11 -0600 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 23 Feb 2024 02:23:11 -0600 Received: from localhost (jluthra.dhcp.ti.com [172.24.227.217]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 41N8NA5R023178; Fri, 23 Feb 2024 02:23:10 -0600 From: Jai Luthra Subject: [PATCH 0/2] media: ti,cadence: Fixes for CSI2RX Date: Fri, 23 Feb 2024 13:53:00 +0530 Message-ID: <20240223-csi_fixes-v1-0-c7eda7a4a852@ti.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAORV2GUC/x3KQQqAIBBA0avIrBPUiqSrREToWLOxcCAC8e4NL R//V2AshAyzqlDwIaYrC2ynIJx7PlBTFIMzbjDO9TowbYleZD3ZGNNovY3Jg/x3wT/IvqytfQk aYyJbAAAA To: Maxime Ripard , Mauro Carvalho Chehab , Laurent Pinchart , Sakari Ailus , Jack Zhu , Hans Verkuil , Vaishnav Achath , Tomi Valkeinen CC: , , "Julien Massot" , Changhuang Liang , Jai Luthra , "Pratyush Yadav" X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=1237; i=j-luthra@ti.com; h=from:subject:message-id; bh=3OxgDd9cbkEjYVNolmPaiSfI2EX9hJKQ7iCEXmwarFw=; b=owEBbQKS/ZANAwAIAUPekfkkmnFFAcsmYgBl2FXrA0gW2mAiuq61kVbNeLhxIKM/SguNr3ZJh Guc0QaDTyeJAjMEAAEIAB0WIQRN4NgY5dV16NRar8VD3pH5JJpxRQUCZdhV6wAKCRBD3pH5JJpx RSHfEACDNTzRaUYLwLWhh6HN/CsHUoLH5tFKb2vuIzD60BlP2+XIWlFB5bMcSdOlaEgW1EPtWrl 8rRE93Ic3xZuQfnRHNaPj/KnC++R5g+fGRYU4jjU+45b7GPLNfHGqX3imP+zt+jRv1IiQnlmGdi vlSVmV+4RyNxw3dpK276g6aE1Zkmk+QwIDPtJduDU73WjkbU9DcQYLcgTJq++hF5dzRS/wQXmOT p50s+DbJizBe0zLjb4Px35f9SI/CGym/RJMhJwj+VMvf7FjeBpKhNedoIBbSk3jBzpWM2joxVUK HpyC43Nqy4MooyLLKjwU8xNTWgg3ytFzlbSaiTzB4DcDD03I9n8kYJIXP+/7LO24EGSkc4T64CP XTg5Y6HK15SMHnKbQxB0u4I7SIVCWEOqL1BtMj/RGGh3J5SJEtZSyWat3O447Pm3hzCF7pDSTi3 siLnCok1Y7Zj5Vzev+sZPi5OhvQeQIXktz+QH0jDRlkJsRmU1wCeRzLm5lG8NkuNN1Bjwevxu10 TKFqKpY4jQk3Vc6Rz6zSkdnb1YnKl18DpMNAnTek70JdcEB7XxKkdahlqmEQvliATTgElDDaLSb EnTUyymP4j2Anqq7GbIDbXzhWbktRjCqrIksaXnGlVFSVX3CdWgGA9sOfKamq28zmi9vRjuYtVf Ux6U8aqc+dTX/Vw== X-Developer-Key: i=j-luthra@ti.com; a=openpgp; fpr=4DE0D818E5D575E8D45AAFC543DE91F9249A7145 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-LSpam-Score: -4.0 (----) X-LSpam-Report: No, score=-4.0 required=5.0 tests=ARC_SIGNED=0.001,ARC_VALID=-0.1,DKIMWL_WL_HIGH=-1,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DMARC_PASS=-0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3,SPF_HELO_NONE=0.001,SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no This series fixes two bugs: 1. When Cadence CSI2RX is used with an external DPHY controller, fix the programming sequence to configure the DPHY controller before starting streaming on the source 2. Fix a possible race condition in TI CSI2RX Shim driver when restarting DMA after stalling due to lack of buffers These fixes were originally posted in the multi-stream RFC series [1], but as these are unrelated and urgent, posting them separately now so they can get picked independently. Test logs with SK-AM62A + OV5640 https://0x0.st/H5pN.txt [1]: https://lore.kernel.org/all/20240222-multistream-v1-0-1837ed916eeb@ti.com/ Signed-off-by: Jai Luthra --- Jai Luthra (1): media: ti: j721e-csi2rx: Fix races while restarting DMA Pratyush Yadav (1): media: cadence: csi2rx: configure DPHY before starting source stream drivers/media/platform/cadence/cdns-csi2rx.c | 26 ++++++++++++---------- .../media/platform/ti/j721e-csi2rx/j721e-csi2rx.c | 5 ++--- 2 files changed, 16 insertions(+), 15 deletions(-) --- base-commit: 33e1d31873f87d119e5120b88cd350efa68ef276 change-id: 20240223-csi_fixes-71ddf5181df8 Best regards,