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=-3.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 EC203C64EBC for ; Thu, 4 Oct 2018 18:49:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B7DDC2087D for ; Thu, 4 Oct 2018 18:49:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="KtkCvvYI"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Jxsg4gUI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B7DDC2087D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-clk-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728021AbeJEBoS (ORCPT ); Thu, 4 Oct 2018 21:44:18 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:53724 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727615AbeJEBoR (ORCPT ); Thu, 4 Oct 2018 21:44:17 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 6E6E960C6A; Thu, 4 Oct 2018 18:49:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1538678985; bh=uOXFksYigTZ6g/WmDdTdwe33JIX+gima0wvwtIVL4ck=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=KtkCvvYIabarWEwX6WlPxLfvBEObYlDnCZbwAu9fzkpN+K/AgbL/0RD5U91SPHRbm jKLjNaerpg0xSVQJPJhANRHxfkFSR8aZ9Wvk4LRNUrt9gvH44MeYeT6Yx5t+YuEiSJ atd75nE0jctclmEUXw4kngAPRSU6NuElQkVQON1I= Received: from [192.168.0.3] (unknown [115.99.100.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: vivek.gautam@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 7D00160866; Thu, 4 Oct 2018 18:49:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1538678984; bh=uOXFksYigTZ6g/WmDdTdwe33JIX+gima0wvwtIVL4ck=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=Jxsg4gUIPin+ICkumOZ8EYBWTi8QbBHilVnbT0myeOTdyzjKDApLIGe3diX4uKJ6v i3ciQC1dKToaSfT1tG1AFAR3D92R8zaaRRtfJtFjauL7bDUICoq4kIdb//3tAZtgia NTk5ydo02eqSY3uAwW3+UpeHYfF0qswJlBy0ulWs= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 7D00160866 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=vivek.gautam@codeaurora.org Subject: Re: [PATCHv3 2/2] iommu/arm-smmu: Add SMMU clock To: thor.thayer@linux.intel.com, dinguyen@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, will.deacon@arm.com, robin.murphy@arm.com, joro@8bytes.org, aisheng.dong@nxp.com, sboyd@kernel.org Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org References: <1538605693-22073-1-git-send-email-thor.thayer@linux.intel.com> <1538605693-22073-3-git-send-email-thor.thayer@linux.intel.com> From: Vivek Gautam Message-ID: <1898b9fb-0523-4de4-741a-a52de5fdab70@codeaurora.org> Date: Fri, 5 Oct 2018 00:19:37 +0530 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <1538605693-22073-3-git-send-email-thor.thayer@linux.intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Hi Thor, On 10/4/2018 3:58 AM, thor.thayer@linux.intel.com wrote: > From: Thor Thayer > > Add a clock to the SMMU structure. In the device tree case, > check for a clock node and enable the clock if found. > > This patch is dependent upon the following patches that add > a device tree bulk clock function. > "[V6, 1/4] clk: bulk: add of_clk_bulk_get()" > https://patchwork.kernel.org/patch/10583133/ > "[V6, 2/4] clk: add new APIs to operation on all available > clocks" > https://patchwork.kernel.org/patch/10583131/ > "[V6, 3/4] clk: add managerged version of clk_bulk_get_all" > https://patchwork.kernel.org/patch/10583139/ > > Signed-off-by: Thor Thayer > --- > drivers/iommu/arm-smmu.c | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) The clock part is already handled by one of the patch in the runtime pm series of arm-smmu [1]. This patch should not be needed. [1] https://patchwork.kernel.org/patch/10581899/ [...] Regards Vivek