From patchwork Wed Sep 8 08:47:46 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Kepplinger X-Patchwork-Id: 12480623 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=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 8033EC433EF for ; Wed, 8 Sep 2021 08:50:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4BB546113D for ; Wed, 8 Sep 2021 08:50:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4BB546113D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=puri.sm Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=ZL1WZCPrCuU3ECAwJ8Z4zy2tu8mS8oDWruxcQxTaRHE=; b=0PbuJnHiucTS7L NiHsgMbAq38PMoux9ni2L3/Im4T8uiW1F4Tdi87+asj1i2FWUnAsu/PAMWT1PkETeuLGKjMKwcNYe Hn5sGQTwj0AH18WjWW4quQ0k5aiQ4uEsmg9GYdv3KvFXlYlCUrcf7XXOPM7D6vjjtSA4Y8159ZiXw lflSelZ5bC0qqHR4dXFoQiUoBbMvv+8rIact8fublxUyw9c6Sgyq9AXe19QdbtbopxxCgEfsNvhEM dWfzKMb2t/oE0ueGwy8VSoQJHKSdhwcPxqeDSP4+5nnSqL+4BuSTwRP+fwCkc/l4g87WeeBNyHq1+ HUzHPDiUyhFPVanSQmjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNtFb-006CwF-1i; Wed, 08 Sep 2021 08:48:11 +0000 Received: from comms.puri.sm ([159.203.221.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNtFU-006CuE-94 for linux-arm-kernel@lists.infradead.org; Wed, 08 Sep 2021 08:48:06 +0000 Received: from localhost (localhost [127.0.0.1]) by comms.puri.sm (Postfix) with ESMTP id 448DBDFA96; Wed, 8 Sep 2021 01:48:01 -0700 (PDT) Received: from comms.puri.sm ([127.0.0.1]) by localhost (comms.puri.sm [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sB-BIN-zWjwi; Wed, 8 Sep 2021 01:48:00 -0700 (PDT) From: Martin Kepplinger To: slongerbeam@gmail.com, p.zabel@pengutronix.de, mchehab@kernel.org, laurent.pinchart@ideasonboard.com Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Martin Kepplinger Subject: [PATCH] media: imx: set a media_device bus_info string Date: Wed, 8 Sep 2021 10:47:46 +0200 Message-Id: <20210908084746.243359-1-martin.kepplinger@puri.sm> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210908_014804_394436_43BD1F6A X-CRM114-Status: UNSURE ( 8.09 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org some tools like v4l2-compliance let users select a media device based on the bus_info string which can be quite convenient. Use a unique string for that. This also fixes the following v4l2-compliance warning: warn: v4l2-test-media.cpp(52): empty bus_info Signed-off-by: Martin Kepplinger Reviewed-by: Laurent Pinchart --- drivers/staging/media/imx/imx-media-dev-common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-dev-common.c b/drivers/staging/media/imx/imx-media-dev-common.c index d006e961d8f4..80b69a9a752c 100644 --- a/drivers/staging/media/imx/imx-media-dev-common.c +++ b/drivers/staging/media/imx/imx-media-dev-common.c @@ -367,6 +367,8 @@ struct imx_media_dev *imx_media_dev_init(struct device *dev, imxmd->v4l2_dev.notify = imx_media_notify; strscpy(imxmd->v4l2_dev.name, "imx-media", sizeof(imxmd->v4l2_dev.name)); + snprintf(imxmd->md.bus_info, sizeof(imxmd->md.bus_info), + "platform:%s", dev_name(imxmd->md.dev)); media_device_init(&imxmd->md);