From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2925CC47082 for ; Mon, 31 May 2021 09:16:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0DB4D60FF1 for ; Mon, 31 May 2021 09:16:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230429AbhEaJSe (ORCPT ); Mon, 31 May 2021 05:18:34 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:58134 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229522AbhEaJSc (ORCPT ); Mon, 31 May 2021 05:18:32 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 14V9GglZ070674; Mon, 31 May 2021 04:16:42 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1622452602; bh=Its6+pOD1tBTaXUgRpY3KMtTS3wCWqo3YueW1RmMxa4=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=bhyHSF86k7TkEqFAYrfbkzaEnncWTx402W1pNM9x25C2B1kNpEgNcgH4kGbvr/E/v mkTSAKmvn2Azip1C/SjOXBGxfZyyDEqj3m6J64QRdoUp/jX6wFsMnuXj0ATGFU9RYB t/TCtI9r09p9pjLXGiqOM4a5o6WIWnMcSKA4ahyA= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 14V9GgR2072205 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 31 May 2021 04:16:42 -0500 Received: from DLEE109.ent.ti.com (157.170.170.41) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 31 May 2021 04:16:42 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Mon, 31 May 2021 04:16:42 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 14V9GfmG035500; Mon, 31 May 2021 04:16:42 -0500 Date: Mon, 31 May 2021 14:46:40 +0530 From: Pratyush Yadav To: =?iso-8859-1?Q?P=E9ter?= Ujfalusi CC: Maxime Ripard , Mauro Carvalho Chehab , Rob Herring , Kishon Vijay Abraham I , Vinod Koul , Steve Longerbeam , Benoit Parrot , , , , , , Vignesh Raghavendra , Tomi Valkeinen , Chunfeng Yun , Laurent Pinchart Subject: Re: [PATCH v2 11/18] dmaengine: ti: k3-psil-j721e: Add entry for CSI2RX Message-ID: <20210531091638.6mynfeusuzlgegdr@ti.com> References: <20210526152308.16525-1-p.yadav@ti.com> <20210526152308.16525-12-p.yadav@ti.com> <916ef8c9-e444-afa4-d544-8fa672690fdb@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <916ef8c9-e444-afa4-d544-8fa672690fdb@gmail.com> User-Agent: NeoMutt/20171215 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 31/05/21 09:51AM, Péter Ujfalusi wrote: > > > On 26/05/2021 18:23, Pratyush Yadav wrote: > > The CSI2RX subsystem uses PSI-L DMA to transfer frames to memory. It can > > have up to 32 threads but the current driver only supports using one. So > > add an entry for that one thread. > > > > Signed-off-by: Pratyush Yadav > > > > --- > > > > Changes in v2: > > - Add all 64 threads, instead of having only the one thread being > > currently used by the driver. > > How many threads CSI2RX have? 32 (as per commit message) or 64? If I > recall right, it is 32. Ah, sorry I forgot to update the commit message. Each instance of CSI2RX has 32 threads, and J721E has 2 instances. So 64 threads total. -- Regards, Pratyush Yadav Texas Instruments Inc.