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=-9.2 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 5D9E2C43387 for ; Tue, 18 Dec 2018 09:06:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BC77214C6 for ; Tue, 18 Dec 2018 09:06:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="ccWKYLtG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726458AbeLRJGf (ORCPT ); Tue, 18 Dec 2018 04:06:35 -0500 Received: from mail-pl1-f193.google.com ([209.85.214.193]:46655 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726424AbeLRJGe (ORCPT ); Tue, 18 Dec 2018 04:06:34 -0500 Received: by mail-pl1-f193.google.com with SMTP id t13so7511805ply.13 for ; Tue, 18 Dec 2018 01:06:34 -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=4yTV4X8CkEIiOkt+tdSxJrLNju+SrdagLpO1CMXTxP4=; b=ccWKYLtGlWLvpkdaXxGtTR5xuXYyVmHwy0bt2P/DnBDwF2jM+msDmnBZom0ROAxvrB o51hEdJAE3uXCCj6s/bNhmsBKYIvooGdzQA3ratqAFImk+dJmhZNdlCxi9akSYRgoSUl I0ipY0rMojxaj+ejn98iF1oaoF1N9w13mwACs= 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=4yTV4X8CkEIiOkt+tdSxJrLNju+SrdagLpO1CMXTxP4=; b=IFBFX3V1zpRzxLuTIEeA8ynV2NaERKV+ptuF3uIQZYk4zwoXWjrvYD99ZFXqSVpqeG rczfblD6cUX+Xt9ttdkupbKVN3G7cfxDH3WrK2/nzUAC+kvuKEiQrOfzFXn0DEDU47ZM vfg4eL4xo6h8jFHnsMzZlGCy9S87sUtHdOeGXOKRhrB2b8g8a7fnYbrA7csaFOZIwbFR AJUEdAztZi5VXLUWagya7vLO8GHcsLvAc6WpEAXvwDDKFRP6NgbsVLcduV6IgN3zu01+ ObRqOpnl2Qc4Wqmf2XrVoRZ+XL+NJ/pzLmA34ftnfHsNknxXasSBrfzjwrDFCVC9iehb u2uA== X-Gm-Message-State: AA+aEWYgJi9Uo8FYWfpT2JhEt+ra9iLbz+tVSy5IYv8cJVTNFxjyB81b fVSgDnJH6H+h9S4ZdzlOifoLpcRbcAU= X-Google-Smtp-Source: AFSGD/XHXjiQ6E2Yhc4deGZrCymQfyljuTUqvdqK8zdCxGhZyWZDR3bOYOwDXGVAYk7UabyW6SrfIA== X-Received: by 2002:a17:902:4523:: with SMTP id m32mr15614593pld.53.1545123993221; Tue, 18 Dec 2018 01:06:33 -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 y71sm31698299pfi.123.2018.12.18.01.06.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 18 Dec 2018 01:06:32 -0800 (PST) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Cc: 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: [RESEND v2] mfd: cros_ec: Add commands to control codec Date: Tue, 18 Dec 2018 17:06:26 +0800 Message-Id: <20181218090626.46625-1-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 --- 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