From mboxrd@z Thu Jan 1 00:00:00 1970 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 9881EC43327 for ; Thu, 2 Jul 2026 07:26:32 +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-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:To:From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/IrX8y8BLkijmUoSoBnXVp0nku7Q3K71ZfC/Ir1boA0=; b=MOA4TfgAGf4yyWQa3xjfcGa9eM itiwz13BXM5Mx99+qRoqttFOr2trsKKMuJr/6C3h50H1XIrBwOS5A/EdhQ6Ba3gycmIkjHhMZFRrr KrGBfr0dOmEU9BLDcR920e9R8p5Ri++RWuICkiWQjrQRdoWTk9XlZkOxATuxumW/vgqytdAR+kiFR omSoB1jIXw/DI1Qtc3+uNvv9s762nCNQKOU3fHQPlLuZZ4+st+Os2/tM2uNdbYXOAy1prOev9s6eh fx53dzlf497MvRdGjn5KL9bfeIBPwHHye063azf8Nux4/wvvXR+KzjaE3iLJ0bZLb5jRoNgeLRNPU +BkJAc/g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfBod-00000003iLf-1sgI; Thu, 02 Jul 2026 07:26:31 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfBoa-00000003iJH-3VXr; Thu, 02 Jul 2026 07:26:29 +0000 X-UUID: 53d5b7e275e711f1afed4741b24580c9-20260702 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:To:From; bh=/IrX8y8BLkijmUoSoBnXVp0nku7Q3K71ZfC/Ir1boA0=; b=DG2cdL3se6ioNAMVQ09Z5Bvmx7va0CzIklcTsuNFCXfQ9oyi0iKGUhWKE+ZmDTE3CttXVoloR3B6iVlKxjOdXjbLD/xUEagLXDhjAzxyjFYO7xjf2AdPZqUtuaACkNbLJPv2hNp1/6Tm+mJlOF31+0XiDkZCCLB9FlI2GujHVUU=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.17,REQID:aa3fa5ae-77d0-40f1-b20a-25605e46bea6,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:d497b38,CLOUDID:923ae781-6310-4e6b-a6b1-aca20d98ed8b,B ulkID:nil,BulkQuantity:0,SF:81|82|102|836|865|888|898,TC:-5,Content:0|15|5 0|99,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL:0,OSI:0, OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 53d5b7e275e711f1afed4741b24580c9-20260702 Received: from mtkmbs09n1.mediatek.inc [(172.21.101.35)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1717828338; Thu, 02 Jul 2026 00:26:22 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Thu, 2 Jul 2026 15:26:20 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Thu, 2 Jul 2026 15:26:19 +0800 From: Kyrie Wu To: Hans Verkuil , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Nicolas Dufresne , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Kyrie Wu , , , , , Subject: [PATCH v15 02/12] media: mediatek: jpeg: fix jpeg buffer payload size setting Date: Thu, 2 Jul 2026 15:26:02 +0800 Message-ID: <20260702072614.10373-3-kyrie.wu@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20260702072614.10373-1-kyrie.wu@mediatek.com> References: <20260702072614.10373-1-kyrie.wu@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260702_002628_880954_95F74619 X-CRM114-Status: GOOD ( 14.73 ) 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 For multi-core jpegdec, if one core gets resolution change event, the payload size, representing the size of Y/C data, needs to change. But others are decoding at the same time and it can not be changed immediately, which results in the payload size to not match the real buffer length. The payload size must less than the real buffer length to remove the warnning logs. Fixes: 0fa49df4222f ("media: mtk-jpegdec: support jpegdec multi-hardware") Signed-off-by: Kyrie Wu --- .../platform/mediatek/jpeg/mtk_jpeg_core.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c index 1e014fd698ae..3960ad21d7f0 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c @@ -702,6 +702,7 @@ static int mtk_jpeg_buf_prepare(struct vb2_buffer *vb) struct mtk_jpeg_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); struct mtk_jpeg_q_data *q_data = NULL; struct v4l2_plane_pix_format plane_fmt = {}; + size_t max_size; int i; q_data = mtk_jpeg_get_q_data(ctx, vb->vb2_queue->type); @@ -710,12 +711,20 @@ static int mtk_jpeg_buf_prepare(struct vb2_buffer *vb) for (i = 0; i < q_data->fmt->colplanes; i++) { plane_fmt = q_data->pix_mp.plane_fmt[i]; + max_size = plane_fmt.sizeimage; + if (ctx->enable_exif && - q_data->fmt->fourcc == V4L2_PIX_FMT_JPEG) - vb2_set_plane_payload(vb, i, plane_fmt.sizeimage + - MTK_JPEG_MAX_EXIF_SIZE); - else - vb2_set_plane_payload(vb, i, plane_fmt.sizeimage); + q_data->fmt->fourcc == V4L2_PIX_FMT_JPEG) { + max_size += MTK_JPEG_MAX_EXIF_SIZE; + + vb2_set_plane_payload(vb, i, + MIN(vb->planes[i].length, + max_size)); + } else { + vb2_set_plane_payload(vb, i, + MIN(plane_fmt.sizeimage, + vb->planes[i].length)); + } } return 0; -- 2.45.2