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=-9.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 F1681C43387 for ; Wed, 26 Dec 2018 07:03:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B9F5F218A5 for ; Wed, 26 Dec 2018 07:03:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="YxkR/vGm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726149AbeLZHDs (ORCPT ); Wed, 26 Dec 2018 02:03:48 -0500 Received: from mail-pf1-f196.google.com ([209.85.210.196]:35782 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726001AbeLZHDs (ORCPT ); Wed, 26 Dec 2018 02:03:48 -0500 Received: by mail-pf1-f196.google.com with SMTP id z9so7534526pfi.2 for ; Tue, 25 Dec 2018 23:03:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pa2USeBWxO9E+xnUuMkYsZlav0Pofgr2YdMouMcYl5s=; b=YxkR/vGmc5HSCSUvhGuxvs/Zxtj2eyzA90LqmjizrrbL6fjjv5jIWqpntR8nOIyhT8 rUoEofDHafF4krAc0/RNhx2Eay8DOPC1Lvl5qw4mwC+djsCOKnIHtgX3xu8WZa79II7q RhyBqoj/+Uq5ggDDqstL8glC3GyPqyCnWs9mY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pa2USeBWxO9E+xnUuMkYsZlav0Pofgr2YdMouMcYl5s=; b=UPPqREGKJUq04oA9wl+tPx9JkbPys9N7ZONCxzKDrDUS3Xa+Q0pF+O0bqypE0b5CB+ hBNMG51eLJD29DaWPLqlzimiivvYuCC7nxcgcnPWufPRGfu1PIPQO3aln4KOnbyzpHmj N63S+RIIFZNVnkgm/ygIrIZvBvLaJSL1y+T3g3FZV4d7km75uO7RaDSKxhS9xEnWaVso /3Jbj5xsPB6qJ2P4pMihwiGtmeAyWmG+vEokW2CQH9DlZ4z8V3+qk76uatXnyXOidGxV i23TF0Zb5rVmkIzH31jwLGXYkk9sZcnu+NUqM0OrLjFdEaok34Q72xOr1TPYOcZhOlrr 0y8g== X-Gm-Message-State: AJcUukf9wU3zkgTnB/6broZmMa8pk8xUibHebIEh5Qj296dHt7jF95VD 3JR6OVV/N4Q3Fdapth/OeEzwWb+kFZE= X-Google-Smtp-Source: ALg8bN4KN4jyMuUGnvrgCt5MHpeTCvYJ6ttdkKbq3AfkTSbsUd+HGCS3lG5boJnRPckCf/hQn0zbxA== X-Received: by 2002:a63:5518:: with SMTP id j24mr17570177pgb.208.1545807826861; Tue, 25 Dec 2018 23:03:46 -0800 (PST) Received: from cychiang-z840.tpe.corp.google.com ([2401:fa00:1:b:e688:dfd2:a1a7:2956]) by smtp.gmail.com with ESMTPSA id n68sm52966030pfb.62.2018.12.25.23.03.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Dec 2018 23:03:45 -0800 (PST) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Cc: Rob Herring , Benson Leung , Guenter Roeck , Lee Jones , Mark Brown , alsa-devel@alsa-project.org, dgreid@chromium.org, tzungbi@chromium.org, Rohit kumar , Cheng-Yi Chiang Subject: [PATCH v3 1/3] mfd: cros_ec: Add commands to control codec Date: Wed, 26 Dec 2018 15:03:15 +0800 Message-Id: <20181226070317.72022-1-cychiang@chromium.org> X-Mailer: git-send-email 2.20.1.415.g653613c723-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add EC host commands to control codec on EC. Signed-off-by: Cheng-Yi Chiang Signed-off-by: Lee Jones --- Note: This patch is merged to mfd tree for-mfd-next branch already. But this is still needed on sound tree for-next branch in order to compile cros_ec_codec driver. include/linux/mfd/cros_ec_commands.h | 94 ++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h index 9a9631f0559e2..fc91082d4c357 100644 --- a/include/linux/mfd/cros_ec_commands.h +++ b/include/linux/mfd/cros_ec_commands.h @@ -2790,6 +2790,100 @@ struct ec_response_battery_vendor_param { uint32_t value; } __packed; +/*****************************************************************************/ +/* Commands for I2S recording on audio codec. */ + +#define EC_CMD_CODEC_I2S 0x00BC + +enum ec_codec_i2s_subcmd { + EC_CODEC_SET_SAMPLE_DEPTH = 0x0, + EC_CODEC_SET_GAIN = 0x1, + EC_CODEC_GET_GAIN = 0x2, + EC_CODEC_I2S_ENABLE = 0x3, + EC_CODEC_I2S_SET_CONFIG = 0x4, + EC_CODEC_I2S_SET_TDM_CONFIG = 0x5, + EC_CODEC_I2S_SET_BCLK = 0x6, +}; + +enum ec_sample_depth_value { + EC_CODEC_SAMPLE_DEPTH_16 = 0, + EC_CODEC_SAMPLE_DEPTH_24 = 1, +}; + +enum ec_i2s_config { + EC_DAI_FMT_I2S = 0, + EC_DAI_FMT_RIGHT_J = 1, + EC_DAI_FMT_LEFT_J = 2, + EC_DAI_FMT_PCM_A = 3, + EC_DAI_FMT_PCM_B = 4, + EC_DAI_FMT_PCM_TDM = 5, +}; + +struct ec_param_codec_i2s { + /* + * enum ec_codec_i2s_subcmd + */ + uint8_t cmd; + union { + /* + * EC_CODEC_SET_SAMPLE_DEPTH + * Value should be one of ec_sample_depth_value. + */ + uint8_t depth; + + /* + * EC_CODEC_SET_GAIN + * Value should be 0~43 for both channels. + */ + struct ec_param_codec_i2s_set_gain { + uint8_t left; + uint8_t right; + } __packed gain; + + /* + * EC_CODEC_I2S_ENABLE + * 1 to enable, 0 to disable. + */ + uint8_t i2s_enable; + + /* + * EC_CODEC_I2S_SET_COFNIG + * Value should be one of ec_i2s_config. + */ + uint8_t i2s_config; + + /* + * EC_CODEC_I2S_SET_TDM_CONFIG + * Value should be one of ec_i2s_config. + */ + struct ec_param_codec_i2s_tdm { + /* + * 0 to 496 + */ + int16_t ch0_delay; + /* + * -1 to 496 + */ + int16_t ch1_delay; + uint8_t adjacent_to_ch0; + uint8_t adjacent_to_ch1; + } __packed tdm_param; + + /* + * EC_CODEC_I2S_SET_BCLK + */ + uint32_t bclk; + }; +} __packed; + +/* + * For subcommand EC_CODEC_GET_GAIN. + */ +struct ec_response_codec_gain { + uint8_t left; + uint8_t right; +} __packed; + /*****************************************************************************/ /* System commands */ -- 2.20.1.415.g653613c723-goog