From patchwork Mon Nov 16 20:11:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prashant Malani X-Patchwork-Id: 11910707 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 B89CE15E6 for ; Mon, 16 Nov 2020 20:12:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9AEF7217A0 for ; Mon, 16 Nov 2020 20:12:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="KuK5C60F" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727614AbgKPUMS (ORCPT ); Mon, 16 Nov 2020 15:12:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41898 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726440AbgKPUMR (ORCPT ); Mon, 16 Nov 2020 15:12:17 -0500 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C47C6C0613CF for ; Mon, 16 Nov 2020 12:12:17 -0800 (PST) Received: by mail-pg1-x543.google.com with SMTP id t21so7877872pgl.3 for ; Mon, 16 Nov 2020 12:12:17 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=TM34Y8/Xkbhi+35MDii+t1nA+9j+av7JM+nHGfjWGOI=; b=KuK5C60FGb0OkS1JeYNuK+sBpPP6TMURsm2/zlPeTiJsO5+A7OBpPseAaRRPbgm+po mtdcIf3rCYDmtf9lJIZXm9Qufu1cBEPtjIqcRP45wwj+cV/Z5vt8KoRAVazUvFqbkasA VUQSHgdNCJG6vSjN5SD3ALXec0K1CxZnKrfUI= 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=TM34Y8/Xkbhi+35MDii+t1nA+9j+av7JM+nHGfjWGOI=; b=coAjt9R+aYz5fseOFiN5uQ5EyhmohjsFa/NmI2RWXtN3fiD+Hv3v6tMsWLay/kAzZu J8Q6FGfgAYS6o7Se+CBFjWoYG3XsMpIZeCI69NcamEsvh5JoMYiGSMRFfiYCGfCEB29X +LARWlYDihTVDY2rtfQUIxFD/Lz3p7kHCVIfau2bHjESvcZcvlBlvGoT3ZGs6TuTSDw+ xa3ZGPB7hZP1VUpDeCh0fdiQM/27ldbSs7RberrH3KLJjpSSGKcW0u3wDn4P5nMl7F2a tjtcdTZ+RUqgN2INgM1Vg1t3qyvvnk6EjQ8WmN3MHvCU8E2qUi/cEK/fcB0ktcV/bF5U RVNQ== X-Gm-Message-State: AOAM531xolQSqUN6RdPFwkLmQeJpse1sUTUyLSEbttPwkPvOjIr6+P2x lUA+0fNIb0eCylI0iUwNsgCSXazg6tGLkQ== X-Google-Smtp-Source: ABdhPJzicRYi1Z2xIFSKRLEjWTu4BcYXPR2VlejlzbefEvEyFDtZGOM3ew/a/YjWo0tuAhBWA1EIJQ== X-Received: by 2002:a65:560b:: with SMTP id l11mr756789pgs.63.1605557537362; Mon, 16 Nov 2020 12:12:17 -0800 (PST) Received: from pmalani2.mtv.corp.google.com ([2620:15c:202:201:a28c:fdff:fef0:49dd]) by smtp.gmail.com with ESMTPSA id a12sm234577pjh.48.2020.11.16.12.12.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Nov 2020 12:12:17 -0800 (PST) From: Prashant Malani To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, gregkh@linuxfoundation.org, heikki.krogerus@linux.intel.com, enric.balletbo@collabora.com Cc: Prashant Malani , Benson Leung , Guenter Roeck Subject: [PATCH v3 01/11] usb: pd: Add captive Type C cable type Date: Mon, 16 Nov 2020 12:11:38 -0800 Message-Id: <20201116201150.2919178-2-pmalani@chromium.org> X-Mailer: git-send-email 2.29.2.299.gdc1121823c-goog In-Reply-To: <20201116201150.2919178-1-pmalani@chromium.org> References: <20201116201150.2919178-1-pmalani@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The USB Power Delivery Specification R3.0 adds a captive cable type to the "USB Type-C plug to USB Type-C/Captive" field (Bits 19-18, Passive/Active Cable VDO, Table 6-38 & 6-39). Add the corresponding definition to the Cable VDO header. Also add a helper macro to get the Type C cable connector type, when provided the cable VDO. Cc: Heikki Krogerus Signed-off-by: Prashant Malani Reviewed-by: Benson Leung Reviewed-by: Greg Kroah-Hartman Reviewed-by: Heikki Krogerus --- Changes in v3: - Re-arranged patch order and combined it with related series of patches. - Added Reviewed-by tags Changes in v2: - No changes. include/linux/usb/pd_vdo.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/usb/pd_vdo.h b/include/linux/usb/pd_vdo.h index 68bdc4e2f5a9..8c5cb5830754 100644 --- a/include/linux/usb/pd_vdo.h +++ b/include/linux/usb/pd_vdo.h @@ -177,7 +177,7 @@ * <31:28> :: Cable HW version * <27:24> :: Cable FW version * <23:20> :: Reserved, Shall be set to zero - * <19:18> :: type-C to Type-A/B/C (00b == A, 01 == B, 10 == C) + * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive) * <17> :: Type-C to Plug/Receptacle (0b == plug, 1b == receptacle) * <16:13> :: cable latency (0001 == <10ns(~1m length)) * <12:11> :: cable termination type (11b == both ends active VCONN req) @@ -193,6 +193,7 @@ #define CABLE_ATYPE 0 #define CABLE_BTYPE 1 #define CABLE_CTYPE 2 +#define CABLE_CAPTIVE 3 #define CABLE_PLUG 0 #define CABLE_RECEPTACLE 1 #define CABLE_CURR_1A5 0 @@ -208,6 +209,7 @@ | (tx1d) << 10 | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 \ | ((cur) & 0x3) << 5 | (vps) << 4 | (sopp) << 3 \ | ((usbss) & 0x7)) +#define VDO_TYPEC_CABLE_TYPE(vdo) (((vdo) >> 18) & 0x3) /* * AMA VDO