From patchwork Fri Mar 23 08:26:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 10302919 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8636960385 for ; Fri, 23 Mar 2018 08:26:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 76BC228C94 for ; Fri, 23 Mar 2018 08:26:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6B26428C98; Fri, 23 Mar 2018 08:26:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E6CFE28C94 for ; Fri, 23 Mar 2018 08:26:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751668AbeCWI0h (ORCPT ); Fri, 23 Mar 2018 04:26:37 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:48022 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751395AbeCWI0g (ORCPT ); Fri, 23 Mar 2018 04:26:36 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 24C4D60C67; Fri, 23 Mar 2018 08:26:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1521793596; bh=fAJorERra3hkyEH6lyvH3iHypTHJugq35CHQEQJB0qM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VcUnkRAYqjuGwjl93ekcUSCDnBN/xMIe/zvC77qfzRgukUF6jsLNLvcuK0MxjckHD /HaZxcMVw2mE3WTjJkivdlFGp2fqroshtJxo/tOsbhJuLMLEj7VCW3G3+L7j7I5krR 7N5J+2wjHXO8nTkLDLXowW3XD5CvLvpn0Yy/OUik= Received: from blr-ubuntu-173.qualcomm.com (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: rnayak@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 5FDFC60F72; Fri, 23 Mar 2018 08:26:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1521793594; bh=fAJorERra3hkyEH6lyvH3iHypTHJugq35CHQEQJB0qM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iRyI7FGLJqs5HyeyFURiyDP0UNRl/iH6ZqAMPgWyEqglK52Yno9JaQ4t11oMjBTv4 qTAhCrB7InLZimokMF3NA6TZU9/4Vhhcs5dbHvYO5+Z6RUgdESkajN67ysyEjYoOQU fXmQW2QcPGWrgoPtdKDX9KpLj7tqYUTDQtMmm3/A= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 5FDFC60F72 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=rnayak@codeaurora.org From: Rajendra Nayak To: sboyd@kernel.org, mturquette@baylibre.com Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, stanimir.varbanov@linaro.org, vivek.gautam@codeaurora.org, srinivas.kandagatla@linaro.org, Rajendra Nayak Subject: [PATCH v2 3/3] clk: qcom: mmcc-msm8996: leave all mmagic gdscs and clocks always enabled Date: Fri, 23 Mar 2018 13:56:16 +0530 Message-Id: <20180323082616.10142-4-rnayak@codeaurora.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180323082616.10142-1-rnayak@codeaurora.org> References: <20180323082616.10142-1-rnayak@codeaurora.org> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There's no bus infrastructure today to handle all the mmagic bus clocks and GDSCs needed by all the multimedia blocks in msm8996, like mdss, video, camera and gpu. Mark all these clocks with a CLK_IS_CRITICAL and GDSCs with a ALWAYS_ON flag for now so they are left always enabled. This patch should be reverted at some point when we do have a bus driver to manage these clocks and GDSCs. Signed-off-by: Rajendra Nayak Reviewed-by: Bjorn Andersson --- drivers/clk/qcom/gcc-msm8996.c | 2 +- drivers/clk/qcom/mmcc-msm8996.c | 22 +++++++++++----------- 2 files changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/clk/qcom/gcc-msm8996.c b/drivers/clk/qcom/gcc-msm8996.c index 5d7451209206..a414ffe906ec 100644 --- a/drivers/clk/qcom/gcc-msm8996.c +++ b/drivers/clk/qcom/gcc-msm8996.c @@ -3105,7 +3105,7 @@ static struct gdsc aggre0_noc_gdsc = { .name = "aggre0_noc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc hlos1_vote_aggre0_noc_gdsc = { diff --git a/drivers/clk/qcom/mmcc-msm8996.c b/drivers/clk/qcom/mmcc-msm8996.c index 66a2fa4ec93c..1a25ee4f3658 100644 --- a/drivers/clk/qcom/mmcc-msm8996.c +++ b/drivers/clk/qcom/mmcc-msm8996.c @@ -1245,7 +1245,7 @@ static struct clk_branch mmss_mmagic_ahb_clk = { .name = "mmss_mmagic_ahb_clk", .parent_names = (const char *[]){ "ahb_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1260,7 +1260,7 @@ static struct clk_branch mmss_mmagic_cfg_ahb_clk = { .name = "mmss_mmagic_cfg_ahb_clk", .parent_names = (const char *[]){ "ahb_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1319,7 +1319,7 @@ static struct clk_branch mmagic_camss_axi_clk = { .name = "mmagic_camss_axi_clk", .parent_names = (const char *[]){ "axi_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1334,7 +1334,7 @@ static struct clk_branch mmagic_camss_noc_cfg_ahb_clk = { .name = "mmagic_camss_noc_cfg_ahb_clk", .parent_names = (const char *[]){ "gcc_mmss_noc_cfg_ahb_clk" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1439,7 +1439,7 @@ static struct clk_branch mmagic_mdss_axi_clk = { .name = "mmagic_mdss_axi_clk", .parent_names = (const char *[]){ "axi_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1454,7 +1454,7 @@ static struct clk_branch mmagic_mdss_noc_cfg_ahb_clk = { .name = "mmagic_mdss_noc_cfg_ahb_clk", .parent_names = (const char *[]){ "gcc_mmss_noc_cfg_ahb_clk" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1529,7 +1529,7 @@ static struct clk_branch mmagic_video_axi_clk = { .name = "mmagic_video_axi_clk", .parent_names = (const char *[]){ "axi_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -1544,7 +1544,7 @@ static struct clk_branch mmagic_video_noc_cfg_ahb_clk = { .name = "mmagic_video_noc_cfg_ahb_clk", .parent_names = (const char *[]){ "gcc_mmss_noc_cfg_ahb_clk" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, @@ -2919,7 +2919,7 @@ static struct gdsc mmagic_video_gdsc = { .name = "mmagic_video", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc mmagic_mdss_gdsc = { @@ -2929,7 +2929,7 @@ static struct gdsc mmagic_mdss_gdsc = { .name = "mmagic_mdss", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc mmagic_camss_gdsc = { @@ -2939,7 +2939,7 @@ static struct gdsc mmagic_camss_gdsc = { .name = "mmagic_camss", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc venus_gdsc = {