From patchwork Thu Jul 23 03:04:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xia Jiang X-Patchwork-Id: 11679651 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 6736617C5 for ; Thu, 23 Jul 2020 03:06:20 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 3FB4820825 for ; Thu, 23 Jul 2020 03:06:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="hKKApgRY"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="INTQAisO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3FB4820825 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pFKeFtYIVBealVBMFYXXrd3RUL052cGJ6jdBulcrlxM=; b=hKKApgRYWiQgcMXF32W/8htrv Qa6aIobINgQcB5eELypcFcLrBJlNmzd5YnjvjWYmTacq/u9UBngFsKA+YiJrUqSFd0zTDo39TzUR+ 8jk8nDdxGDTp4svkEyw+QxADxYTdC9FmhMxm0I8zCK6vXA8P3tcyYBuucuDT610Ln70r+5jbh2p4u tcxluiYwsCUpgQtDG4h8P/rzJHDMkzKkSnZ80omOXFYWmCockgunmRWhnZn26FxfbC0RTjv3fvbvs BIf+xAZ/eDpPijPgiRNmT7gEKWmiprHlnHrJYWvTVTJz6Q65RHmiUZbPKil4I4nGzf2+JhqUPD8tQ AAPT4/FEA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jyRYm-0001Hg-MU; Thu, 23 Jul 2020 03:06:16 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jyRYj-0001CT-9E; Thu, 23 Jul 2020 03:06:14 +0000 X-UUID: 0510d9eedaaa4a32b6a3ec413941a714-20200722 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=a+Ih5WuOcSlcSMWUoe9LrLXVyD3j6+ncj/90Nlku/Rw=; b=INTQAisOHaO7nk7NjAzeVDSfqLGLm+4dI8bH0mfUxmyRh6WQAdvL/ceuJPiXJq8oprHOdfuGjhnBV3Dm3o/IqV6MdI6lz1VsNJdKaLbLLjyAcuDOixkPdqfNN3DzA8cyq+VFeKYWMqD7vbfkR/WwITpdC3A7Eim3FLVlIxNlF4g=; X-UUID: 0510d9eedaaa4a32b6a3ec413941a714-20200722 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 471556904; Wed, 22 Jul 2020 19:06:06 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 22 Jul 2020 20:06:04 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 23 Jul 2020 11:06:03 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 23 Jul 2020 11:05:59 +0800 From: Xia Jiang To: Hans Verkuil , Mauro Carvalho Chehab , Rob Herring , "Matthias Brugger" , Rick Chang Subject: [PATCH v10 01/28] media: platform: Improve subscribe event flow for bug fixing Date: Thu, 23 Jul 2020 11:04:24 +0800 Message-ID: <20200723030451.5616-2-xia.jiang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200723030451.5616-1-xia.jiang@mediatek.com> References: <20200723030451.5616-1-xia.jiang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200722_230613_449106_594729DC X-CRM114-Status: GOOD ( 11.71 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: maoguang.meng@mediatek.com, devicetree@vger.kernel.org, mojahsu@chromium.org, srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, Tomasz Figa , senozhatsky@chromium.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, Xia Jiang , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Marek Szyprowski Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Let v4l2_ctrl_subscribe_event() do the job for other types except V4L2_EVENT_SOURCE_CHANGE. Reviewed-by: Tomasz Figa Signed-off-by: Xia Jiang --- v10: no changes --- drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c index f82a81a3bdee..4ad4a4b30a0e 100644 --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c @@ -446,9 +446,9 @@ static int mtk_jpeg_subscribe_event(struct v4l2_fh *fh, switch (sub->type) { case V4L2_EVENT_SOURCE_CHANGE: return v4l2_src_change_event_subscribe(fh, sub); - default: - return -EINVAL; } + + return v4l2_ctrl_subscribe_event(fh, sub); } static int mtk_jpeg_g_selection(struct file *file, void *priv,