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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F074CC76196 for ; Fri, 31 Mar 2023 12:21:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232163AbjCaMVK (ORCPT ); Fri, 31 Mar 2023 08:21:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232238AbjCaMUz (ORCPT ); Fri, 31 Mar 2023 08:20:55 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 562C61FD15; Fri, 31 Mar 2023 05:20:08 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id E6FACB82EFB; Fri, 31 Mar 2023 12:19:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0E565C433EF; Fri, 31 Mar 2023 12:19:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1680265188; bh=QqgdohJz5H3SIEJBlicGJEkmjVnoEztgtD3Rg/hD454=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=fhX5BTPQFaNX2dhHGbqWSNxZTV/yjv2svqdcEMWwu+M3yuntjzT5H25O6HaPQ5hjG I/VRjXjsEoZxh4KXr6iJehd6q3uykIonvEvLDX3+QqK94/d6cWzlCcqDlNalF6G2Zd 6gLZUunUcKy621CHBE3WsoodQwl8AxVGRAbsl3x7qqjOpbbtDzn48IrOp9O6WW5lrC Mzl7sHzEK3hPFZM4CwdwvMwOKda7T73AjR/5KVzJKiZyTVvauLpnPlhmNNiu11RWMi OiF1mN6xXo9QytaJIURfZX0TWf3nHwB2e+CtqAt8mc1ikGWndSjdiyRnRUw7e33o9q UCERpgk1HQhKw== Date: Fri, 31 Mar 2023 17:49:44 +0530 From: Vinod Koul To: Jayesh Choudhary Cc: peter.ujfalusi@gmail.com, vigneshr@ti.com, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] dmaengine: ti: k3-udma: Workaround errata i2234 Message-ID: References: <20230323120107.27638-1-j-choudhary@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230323120107.27638-1-j-choudhary@ti.com> Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org On 23-03-23, 17:31, Jayesh Choudhary wrote: > From: Vignesh Raghavendra > > Per [1], UDMA TR15 transactions may hang if ICNT0 is less than 64B > Work around is to set EOL flag is to 1 for ICNT0. > > Since, there is no performance penalty / side effects of setting EOL > flag event ICNTO > 64B, just set the flag for all UDMAP TR15 > descriptors. Applied, thanks -- ~Vinod