From patchwork Fri Jul 1 10:52:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 12903163 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 7AC0FC433EF for ; Fri, 1 Jul 2022 10:53:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=tNyMQ++pzshlrdbVzN0h4wlM/fIXVOempzIZ1eG6MMs=; b=NIE8cDQW/nsYqLTRlJ+qTBTdlq x8iyKtATpum+k6xaQf5lmf4YN+KzPo1V1QNJN5dacl9EH7EAdwhgLE3dlLPwNN6YLIJ5Z00ZAlBhS cI51l2IZpdTxdCWJA/lzA2jFZ6m/2OsMRQoo4WIeABAiEKON0H1cf5Xxy7CFul31nF3GReVCJ1Gnp lLJ1K6AzzJnbTXebT7XMRxWSliMC+Kub+h0vG/31ml1nXAo+ObMHJwVQBfwZFCcLSrEdBDmpa6Jx4 afTct3tIPTEMw0u5HEHDiU63cfDJhYxAkjfS8/3wj63HpPtpgJBKXxUpYoBQH3X7eVL+/UeQJXa05 txHEIIPA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o7EH7-004D1s-GK; Fri, 01 Jul 2022 10:53:25 +0000 Received: from mail-pl1-x62e.google.com ([2607:f8b0:4864:20::62e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o7EGv-004Crn-Uf for linux-mediatek@lists.infradead.org; Fri, 01 Jul 2022 10:53:15 +0000 Received: by mail-pl1-x62e.google.com with SMTP id o18so2051811plg.2 for ; Fri, 01 Jul 2022 03:53:12 -0700 (PDT) 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=tNyMQ++pzshlrdbVzN0h4wlM/fIXVOempzIZ1eG6MMs=; b=R0aOMwa3NeqUy4oQXlLgM0ZB88OAVKA6dYgXtMw93bB6/rs23mPNXNFWvpU0GH4/yc Sb43dmVFsJsUaxYZMZDX+10lSYlhoOSouqkueKVSNJBpG6t7qXpuQD+ZkXbvjk+mCCu5 7pJH8faeJl/CLhn1M3PPjQYQYZkmZZeoZC/cM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=tNyMQ++pzshlrdbVzN0h4wlM/fIXVOempzIZ1eG6MMs=; b=rKjZb38rgSufY+iK8suYqVIBPxi78TIMJUfSj4SFdgp3fWB8Sb6XhzWD+3bdNOz5IG ieVCWEzaDrYl6Rxts1nxFXhYSycWLZqRVAbn+PrYWpj1OfYN2V1/WIjoBUYjPHYJM43a 1IyoGm+noqcTL8chmGoiREEfH17qIe3OfinwGjKlXtN/XPDooFrsIhxKC9cEMGqSIt1P HH8X7Z3MTndcLXADi4gRSyh5Jfwd0P57y/xgQtjO4bI6jvqdhzykyG0gkj5sdPEXewrO pNBcyxX8uSo2PRQ9oMv0CRlD10SeJkTSiAmuuMLeLZjyXaGm8sej062oQe1IZjeMXJnP hOLA== X-Gm-Message-State: AJIora+3NuilPE2i64Yy5f1UrfJQ3kUpNkKC4qDFr6sH13W4eaMkHBql k+Bf/hyWn09u3IvBeCpwF4RyjZyV74yttw== X-Google-Smtp-Source: AGRyM1uQQ52QyYlrWwh7GikfxSqOxRmuspOTO1vfzF1wU6i5Pt26r3/Hv3209Cj778VfSQ4D3XqAYw== X-Received: by 2002:a17:902:db11:b0:16b:9057:8007 with SMTP id m17-20020a170902db1100b0016b90578007mr18154361plx.49.1656672791912; Fri, 01 Jul 2022 03:53:11 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:59bf:8b47:50a0:b04f]) by smtp.gmail.com with ESMTPSA id j2-20020a170902758200b0016a058b7547sm14906670pll.294.2022.07.01.03.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Jul 2022 03:53:11 -0700 (PDT) From: Chen-Yu Tsai To: Tiffany Lin , Andrew-CT Chen , Yunfei Dong , Mauro Carvalho Chehab , Hans Verkuil Cc: AngeloGioacchino Del Regno , Nicolas Dufresne , Chen-Yu Tsai , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Matthias Brugger Subject: [PATCH 3/6] media: mediatek: vcodec: Use default bus_info for decoder capability Date: Fri, 1 Jul 2022 18:52:34 +0800 Message-Id: <20220701105237.932332-4-wenst@chromium.org> X-Mailer: git-send-email 2.37.0.rc0.161.g10f37bed90-goog In-Reply-To: <20220701105237.932332-1-wenst@chromium.org> References: <20220701105237.932332-1-wenst@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220701_035314_017775_28FC4BD8 X-CRM114-Status: GOOD ( 11.10 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Since commit f2d8b6917f3b ("media: v4l: ioctl: Set bus_info in v4l_querycap()"), the V4L2 core provides a default value for the bus_info field for platform and PCI devices. This value will match the default value for media devices added by commit cef699749f37 ("media: mc: Set bus_info in media_device_init()"). These defaults are stable and device-specific. Drop the custom capability bus_info from the mtk-vcodec decoder driver, and use the defaults. This also fixes the long standing issue where the media device used for the stateless decoder didn't have its bus_info set, and would never match its accompanying video device. Signed-off-by: Chen-Yu Tsai --- drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c index 7f03dab518a4..209de1ec02e4 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c @@ -249,7 +249,6 @@ static int vidioc_vdec_querycap(struct file *file, void *priv, strscpy(cap->driver, dev->driver->name, sizeof(cap->driver)); snprintf(cap->card, sizeof(cap->card), "MT%d video decoder", platform_name); - snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:mt%d-dec", platform_name); return 0; }