From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 51958426ECD; Wed, 3 Jun 2026 08:41:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780476083; cv=none; b=r6N79yWKuJN85uWeNdTqG6wOcKzYJnHgV2g3xGecZqCJRvKH8AjimfxKWEzReweSz2q3F7/jmBIAgYQEFI3FLEJhR9cIhvwsi9IGVl6V4EC7GXEALEMGWMPhUbLSu8F5ymb2bIe6S0+fYo69b0js2EsrahP83M5ZOmZKO6BuTWc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780476083; c=relaxed/simple; bh=ALKXkvCtY5nCbhcGMpZm9Vvx6gYNJqTZNduyvEqDKQ0=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=hsSxB0j5a6thwpO3G16OiKflNHO/29wZe/Hu8SuBZoBnlJ1EoiA3cDQnl2Xff8jzqMKuz2JnfoyGeUxhgqdJUsgVmKHOfUf8pb8eb7EMtfZ4i2/ecRkpCS3DYhMVckATZ8nQv3NFRzdtFYjm2m3hKUyb7mdbHzXVz4TCR4GJlAs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=itE9LoLw; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="itE9LoLw" X-UUID: fc61828c5f2711f18dc8c9802ae25ab1-20260603 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:CC:To:From; bh=tfF4YK51SvhR+CheeaCqlUmQp6B+ie0palnZ+m853AI=; b=itE9LoLw94vjoBsm/ZUdZ4EahLCiKL00gZqo+rlo77Lcro1+18fHci0vAYYq/da1RGcUGnlQOwRWH1LQUlJLJ5UnuuDU+qE728A7ipj/ieY6GQqR3bUiPepUMdtw4hZSsG2HKPEKmt0n3pNgbmTwhovgVbglsfZhAJMrMVF5WhI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.15,REQID:8911f91a-1dda-45e1-a184-15e60bd0db26,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:e276073,CLOUDID:4eb62e8f-2d9b-4560-8147-1122f58e041c,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102|136|836|865|888|898,TC:-5, Content:0|15|50,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,C OL: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: fc61828c5f2711f18dc8c9802ae25ab1-20260603 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1505915947; Wed, 03 Jun 2026 16:41:16 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 3 Jun 2026 16:41:16 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 3 Jun 2026 16:41:14 +0800 From: Kyrie Wu To: Tiffany Lin , Andrew-CT Chen , Yunfei Dong , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Nicolas Dufresne , Ricardo Ribalda , Kees Cook , Hans Verkuil , Haoxiang Li , Fei Shao , Chen-Yu Tsai , Laurent Pinchart , Sebastian Fricke , Benjamin Gaignard , Philipp Zabel , Qianfeng Rong , Jacopo Mondi , Irui Wang , Fan Wu , , , , , , Kyrie Wu CC: Sakari Ailus , Tzung-Bi Shih , Tomasz Figa Subject: [PATCH v5 07/14] media: mediatek: vcodec: support 36bit iova address Date: Wed, 3 Jun 2026 16:40:37 +0800 Message-ID: <20260603084045.17488-8-kyrie.wu@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20260603084045.17488-1-kyrie.wu@mediatek.com> References: <20260603084045.17488-1-kyrie.wu@mediatek.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N From: Yunfei Dong Need to set dma mask to support 36bit iova address for decoder hardware can use 36bit address to decode for mt8196. Signed-off-by: Yunfei Dong Reviewed-by: Nicolas Dufresne --- .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c index ce17b649022f..68759db6f8d1 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c @@ -390,6 +390,13 @@ static int mtk_vcodec_probe(struct platform_device *pdev) return -ENODEV; } dma_set_max_seg_size(&pdev->dev, UINT_MAX); + if (dev->chip_name == MTK_VDEC_MT8196) { + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(36)); + if (ret) { + dev_err(&pdev->dev, "Failed to enable 36-bit DMA: %d\n", ret); + return ret; + } + } dev->fw_handler = mtk_vcodec_fw_select(dev, fw_type, DECODER); if (IS_ERR(dev->fw_handler)) -- 2.45.2