From patchwork Thu Sep 24 06:51:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mansur Alisha Shaik X-Patchwork-Id: 11796289 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EE5786CA for ; Thu, 24 Sep 2020 06:51:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DDF6423772 for ; Thu, 24 Sep 2020 06:51:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727156AbgIXGvb (ORCPT ); Thu, 24 Sep 2020 02:51:31 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:18478 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727000AbgIXGv1 (ORCPT ); Thu, 24 Sep 2020 02:51:27 -0400 Received: from ironmsg-lv-alpha.qualcomm.com ([10.47.202.13]) by alexa-out.qualcomm.com with ESMTP; 23 Sep 2020 23:51:27 -0700 Received: from ironmsg02-blr.qualcomm.com ([10.86.208.131]) by ironmsg-lv-alpha.qualcomm.com with ESMTP/TLS/AES256-SHA; 23 Sep 2020 23:51:25 -0700 Received: from c-mansur-linux.qualcomm.com ([10.204.90.208]) by ironmsg02-blr.qualcomm.com with ESMTP; 24 Sep 2020 12:21:11 +0530 Received: by c-mansur-linux.qualcomm.com (Postfix, from userid 461723) id F05AA21D5B; Thu, 24 Sep 2020 12:21:09 +0530 (IST) From: Mansur Alisha Shaik To: linux-media@vger.kernel.org, stanimir.varbanov@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, vgarodia@codeaurora.org, Mansur Alisha Shaik Subject: [PATCH v3 1/4] venus: core: change clk enable and disable order in resume and suspend Date: Thu, 24 Sep 2020 12:21:03 +0530 Message-Id: <1600930266-9668-2-git-send-email-mansur@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1600930266-9668-1-git-send-email-mansur@codeaurora.org> References: <1600930266-9668-1-git-send-email-mansur@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Currently video driver is voting after clk enable and un voting before clk disable. This is incorrect, video driver should vote before clk enable and unvote after clk disable. Corrected this by changing the order of clk enable and clk disable. Fixes: 7482a983d ("media: venus: redesign clocks and pm domains control") Signed-off-by: Mansur Alisha Shaik Reviewed-by: Stephen Boyd --- drivers/media/platform/qcom/venus/core.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 6103aaf..52a3886 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -355,13 +355,16 @@ static __maybe_unused int venus_runtime_suspend(struct device *dev) if (ret) return ret; + if (pm_ops->core_power) { + ret = pm_ops->core_power(dev, POWER_OFF); + if (ret) + return ret; + } + ret = icc_set_bw(core->cpucfg_path, 0, 0); if (ret) return ret; - if (pm_ops->core_power) - ret = pm_ops->core_power(dev, POWER_OFF); - return ret; } @@ -371,16 +374,16 @@ static __maybe_unused int venus_runtime_resume(struct device *dev) const struct venus_pm_ops *pm_ops = core->pm_ops; int ret; + ret = icc_set_bw(core->cpucfg_path, 0, kbps_to_icc(1000)); + if (ret) + return ret; + if (pm_ops->core_power) { ret = pm_ops->core_power(dev, POWER_ON); if (ret) return ret; } - ret = icc_set_bw(core->cpucfg_path, 0, kbps_to_icc(1000)); - if (ret) - return ret; - return hfi_core_resume(core, false); }