From patchwork Fri Jun 1 08:19:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 10442715 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 3B371602BD for ; Fri, 1 Jun 2018 08:19:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2D85D28F33 for ; Fri, 1 Jun 2018 08:19:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 213B028F70; Fri, 1 Jun 2018 08:19:56 +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=unavailable 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 C52DF28F33 for ; Fri, 1 Jun 2018 08:19:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751092AbeFAITj (ORCPT ); Fri, 1 Jun 2018 04:19:39 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:54458 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751266AbeFAITa (ORCPT ); Fri, 1 Jun 2018 04:19:30 -0400 Received: by mail-wm0-f68.google.com with SMTP id o13-v6so1328758wmf.4 for ; Fri, 01 Jun 2018 01:19:29 -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=Q7y3MvYIky+EU872AFNFrganN22Td9vgv+T+9KQGxaw=; b=NbrwqWoAGR7VUP5IdEDruMzA7Ojq6EdJSFZgopo8z737zV6tbY+tEvSTU5GZxJUQan pwLK98+UQK9L47jaMXLDukUR4IuJ2xjgpXauGTueNJpE7mH4P7k6gvNXvfpOVup3jNIE rP40JCL2DOjV4i+blqhQqqdBDWxjcu5nY6SAUjbnKmMibKB81fQVcaEmoRoB8Ck0qgZG uVaY+mXXNPysqnGbaILlHwqzAqa+mX+yJlJqBFvmyIgDgdCld78jGBjcbcOGgnIOkosv H00pK4JmiJx29XX4Pd7E5gkn2iAjHBbRriYa2gFf+BdR3kOwVnZClgws9oz1aC2sRZzH vXfQ== 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=Q7y3MvYIky+EU872AFNFrganN22Td9vgv+T+9KQGxaw=; b=OgswFMR/M77GtTghjXPK/pTdV/3wg1L4NxKwCPWzzP6ghR0cZCikykScMw2mL5vDrt M/WiLBpz24UPrd6SDRtrR4cb6QdbH0AXbTy+jhlXZsP4veZnsjaEs4ZxiLD5sJzgY3c1 +lezQcyaxbJ0w5b1UzMXZbg/Pgp3tGlIN6EebDlGc3YQnUg0o6nu7meA403KwfzOdggx oM54xLz110kZwnCSnYR80C2CMu1R4nMMCO+re1w1HBpVRSCvnGTTr/88qtPZL8DKiRc1 Fsg5GkwvS2CLb9UVyp24tIPxsrEc87eKvZ0ImbHHnmGhxJRqUI5EgsyQG3gkCQ2p1ZjX wehw== X-Gm-Message-State: ALKqPwdM43eu+Am1XxMJu/7bxbTY36/0e2P9ww+scLsAk1ePxygfudSe KWiA1UPt4Mv3VTFriyF7rLtBxA== X-Google-Smtp-Source: ADUXVKI+0gebShQAOrAeeOimMuseGGkE4LfYPE5gz5jLWKWegqcqXWkt9zZN3rRUSqx7EXPWCRq0SA== X-Received: by 2002:a1c:3610:: with SMTP id d16-v6mr2071135wma.126.1527841169090; Fri, 01 Jun 2018 01:19:29 -0700 (PDT) Received: from bender.baylibre.local ([90.63.244.31]) by smtp.gmail.com with ESMTPSA id h7-v6sm555949wmc.44.2018.06.01.01.19.27 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 01 Jun 2018 01:19:28 -0700 (PDT) From: Neil Armstrong To: airlied@linux.ie, hans.verkuil@cisco.com, lee.jones@linaro.org, olof@lixom.net, seanpaul@google.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, eballetbo@gmail.com Subject: [PATCH v7 5/6] mfd: cros_ec_dev: Add CEC sub-device registration Date: Fri, 1 Jun 2018 10:19:13 +0200 Message-Id: <1527841154-24832-6-git-send-email-narmstrong@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1527841154-24832-1-git-send-email-narmstrong@baylibre.com> References: <1527841154-24832-1-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 Acked-by: Hans Verkuil --- 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,