From patchwork Mon May 21 14:21:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 10415487 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D90DA6053B for ; Mon, 21 May 2018 14:22:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C984228918 for ; Mon, 21 May 2018 14:22:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BE57C28984; Mon, 21 May 2018 14:22:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3BD8E28918 for ; Mon, 21 May 2018 14:22:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751286AbeEUOWd (ORCPT ); Mon, 21 May 2018 10:22:33 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:38233 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752746AbeEUOV5 (ORCPT ); Mon, 21 May 2018 10:21:57 -0400 Received: by mail-wm0-f66.google.com with SMTP id m129-v6so26832526wmb.3 for ; Mon, 21 May 2018 07:21:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=zJSNYnlPAAyAhFc+i4T3g8zcQjGcB27fQWh/R9b/eIc=; b=xeIRe1rfac5rPjlCY+TcLGORrO7+Dna3DjKPrwxpTekfI+s5OwsMmJS/WEcL042dQJ 531XBLX/7i+b0OS6O1XvzLbBcLu5psgOjITiDH8+qrfJFBkiKXw15pD9WXqqlJRgffea CMfvBielw7HnwTbAVe5vjPkCVWXb+WIblP4SE+x8vBMClwhYRTcVY/GGulOIDAp06vCs 3vvls0TNljc1tRo2Kd9dQ7fAYviM7tulyPe08/mkhI1+V+EuSW2eQ70/Osis5zBrX/ox casVS5WxrPMdJ0YG9q4tYD/uCK4qw91LuQyqbO2aLxAbGREMt3XwcY7qCaNHyljsyHwq gvWw== 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; bh=zJSNYnlPAAyAhFc+i4T3g8zcQjGcB27fQWh/R9b/eIc=; b=KUHEvldBAinzHX0HzNJ3vl9xCZJrW7NtROql6TA2X7NFlu755vNEXXVw6YW10/7c45 eZnt3hKSJmspGTK9npSa74yh2uJpn3DI3+0NCqg9X0MQy1veXCxtdDAWFsJP4kKetBav flo+eWp8yuUzhmFDQXrBnjkqnoDxRx12l8VO2g7VBFjKSwI7WjKe3b+MpEW+DkAU6VFL s4ADW+soY2u/7rPPX6M4eHI87k7i4bVlycvtFAn1BwUCqYSsSba2op2kNVS4HwAeSqCS jsIbXxlVsmXqPlGVNvoXpFX8yYdXJ3OHCBIHpPydQYBYW/7nR/NANomwaT5ANpbjFNyZ 36QQ== X-Gm-Message-State: ALKqPwc1wtvmi8cLEMYFniNDXc1+d7Wh4qt5MeGtmXeLyFKTR6ueaX2G Ue//Y0+yREFJX9CJy0wA2uolGw== X-Google-Smtp-Source: AB8JxZr5nCvmC+/95wB402hON3YqVp6crlkYqCr1vBjpiGbRD919CkrMWd5QGHoiYEmlF79VL2cJ2g== X-Received: by 2002:a1c:bf16:: with SMTP id p22-v6mr10963145wmf.112.1526912516436; Mon, 21 May 2018 07:21:56 -0700 (PDT) Received: from bender.baylibre.local ([90.63.244.31]) by smtp.gmail.com with ESMTPSA id m69-v6sm27213446wmd.47.2018.05.21.07.21.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 21 May 2018 07:21:55 -0700 (PDT) From: Neil Armstrong To: airlied@linux.ie, hans.verkuil@cisco.com, lee.jones@linaro.org, olof@lixom.net, seanpaul@google.com, eballetbo@gmail.com Cc: Neil Armstrong , sadolfsson@google.com, felixe@google.com, bleung@google.com, darekm@google.com, marcheu@chromium.org, fparent@baylibre.com, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 4/5] mfd: cros_ec_dev: Add CEC sub-device registration Date: Mon, 21 May 2018 16:21:45 +0200 Message-Id: <1526912506-18406-5-git-send-email-narmstrong@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526912506-18406-1-git-send-email-narmstrong@baylibre.com> References: <1526912506-18406-1-git-send-email-narmstrong@baylibre.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The EC can expose a CEC bus, thus add the cros-ec-cec MFD sub-device when the CEC feature bit is present. Signed-off-by: Neil Armstrong Reviewed-by: Enric Balletbo i Serra --- drivers/mfd/cros_ec_dev.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index 1d6dc5c..272969e 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -383,6 +383,10 @@ static void cros_ec_sensors_register(struct cros_ec_dev *ec) kfree(msg); } +static const struct mfd_cell cros_ec_cec_cells[] = { + { .name = "cros-ec-cec" } +}; + static const struct mfd_cell cros_ec_rtc_cells[] = { { .name = "cros-ec-rtc" } }; @@ -426,6 +430,18 @@ static int ec_device_probe(struct platform_device *pdev) if (cros_ec_check_features(ec, EC_FEATURE_MOTION_SENSE)) cros_ec_sensors_register(ec); + /* Check whether this EC instance has CEC host command support */ + if (cros_ec_check_features(ec, EC_FEATURE_CEC)) { + retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, + cros_ec_cec_cells, + ARRAY_SIZE(cros_ec_cec_cells), + NULL, 0, NULL); + if (retval) + dev_err(ec->dev, + "failed to add cros-ec-cec device: %d\n", + retval); + } + /* Check whether this EC instance has RTC host command support */ if (cros_ec_check_features(ec, EC_FEATURE_RTC)) { retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO,