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=-8.9 required=3.0 tests=DATE_IN_PAST_06_12, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 72F1CC433DF for ; Wed, 24 Jun 2020 05:30:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4DC0D206FA for ; Wed, 24 Jun 2020 05:30:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388985AbgFXFaW (ORCPT ); Wed, 24 Jun 2020 01:30:22 -0400 Received: from mga12.intel.com ([192.55.52.136]:18252 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727957AbgFXFaW (ORCPT ); Wed, 24 Jun 2020 01:30:22 -0400 IronPort-SDR: mau8QxQKBsY2drSairiJIomzmz92s8ody4+hibI9Bi2gmXMXon5atMqzlYJfPbiMNwmxWwsNUn h7Z5YP/LZahg== X-IronPort-AV: E=McAfee;i="6000,8403,9661"; a="124007096" X-IronPort-AV: E=Sophos;i="5.75,274,1589266800"; d="scan'208";a="124007096" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jun 2020 22:30:21 -0700 IronPort-SDR: dNNG/FjxZNNvO92lWI4QFllYq59j9TOUC3fQy9jseazoWzXQf0pfVLlAsAEwlVcbG7wc5+yczg qKkFU99mtWqg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,274,1589266800"; d="scan'208";a="452513461" Received: from bard-ubuntu.sh.intel.com ([10.239.13.33]) by orsmga005.jf.intel.com with ESMTP; 23 Jun 2020 22:30:16 -0700 From: Bard Liao To: alsa-devel@alsa-project.org, vkoul@kernel.org Cc: vinod.koul@linaro.org, linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org, gregkh@linuxfoundation.org, jank@cadence.com, srinivas.kandagatla@linaro.org, rander.wang@linux.intel.com, ranjani.sridharan@linux.intel.com, hui.wang@canonical.com, pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com, slawomir.blauciak@intel.com, mengdong.lin@intel.com, bard.liao@intel.com Subject: [PATCH 5/9] soundwire: intel_init: add implementation of sdw_intel_enable_irq() Date: Wed, 24 Jun 2020 01:35:42 +0800 Message-Id: <20200623173546.21870-6-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200623173546.21870-1-yung-chuan.liao@linux.intel.com> References: <20200623173546.21870-1-yung-chuan.liao@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pierre-Louis Bossart This function is required to enable all interrupts across all links. Signed-off-by: Pierre-Louis Bossart Signed-off-by: Bard Liao --- drivers/soundwire/intel_init.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c index f50a93130d12..d8f0c1472f1f 100644 --- a/drivers/soundwire/intel_init.c +++ b/drivers/soundwire/intel_init.c @@ -142,6 +142,30 @@ sdw_intel_scan_controller(struct sdw_intel_acpi_info *info) return 0; } +#define HDA_DSP_REG_ADSPIC2 (0x10) +#define HDA_DSP_REG_ADSPIS2 (0x14) +#define HDA_DSP_REG_ADSPIC2_SNDW BIT(5) + +/** + * sdw_intel_enable_irq() - enable/disable Intel SoundWire IRQ + * @mmio_base: The mmio base of the control register + * @enable: true if enable + */ +void sdw_intel_enable_irq(void __iomem *mmio_base, bool enable) +{ + u32 val; + + val = readl(mmio_base + HDA_DSP_REG_ADSPIC2); + + if (enable) + val |= HDA_DSP_REG_ADSPIC2_SNDW; + else + val &= ~HDA_DSP_REG_ADSPIC2_SNDW; + + writel(val, mmio_base + HDA_DSP_REG_ADSPIC2); +} +EXPORT_SYMBOL(sdw_intel_enable_irq); + static struct sdw_intel_ctx *sdw_intel_probe_controller(struct sdw_intel_res *res) { -- 2.17.1