From patchwork Fri Oct 29 03:55:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 12591625 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86E9EC433EF for ; Fri, 29 Oct 2021 04:09:54 +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 5816A6108F for ; Fri, 29 Oct 2021 04:09:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 5816A6108F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com 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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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: List-Owner; bh=f2nuKIIi9wSxXAA+SWtJ7cYpCX0m95jwALaLjC5DYhA=; b=H2IVho3YK7VGgJ wGX9fxzxRFzoN+MpN89VXmxHFR34OSXlCVT7vvnY75GLAG1jxQyE8XHC6YfZJhjNT4FnAYUJGBYB1 5YfDkyx/uyg0ZLcXJrLlTe2iNk7dcTUUnouFlbyUXL3aSNrznmpOLgcEGoETguEq04TqNoBEq+R/i iIkC29CjNLLI71xdBpPwKUX3y3DDV2AAO8PZzftBnzr1Zh+xFAEQGERGkns7z7ToXEP3i4/4l2TPq gg9ZmUJIprRSQ4kWcaOb0V+KujkXJRZL3SMAAmAWnPUvNJCxo4/R5aPJtSIH0uDGK6RuAvgRCoSS6 cgXfE04K7G9lWP5kUt4Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mgJD9-009lb5-RL; Fri, 29 Oct 2021 04:09:47 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mgJ9f-009jmL-Ow; Fri, 29 Oct 2021 04:06:13 +0000 X-UUID: 226a2961e86544a7a4dadb85dfbb9a1a-20211028 X-UUID: 226a2961e86544a7a4dadb85dfbb9a1a-20211028 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 989271419; Thu, 28 Oct 2021 21:06:06 -0700 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 Oct 2021 20:56:04 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 29 Oct 2021 11:55:51 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs10n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Fri, 29 Oct 2021 11:55:49 +0800 From: Yunfei Dong To: Yunfei Dong , Alexandre Courbot , Hans Verkuil , "Tzung-Bi Shih" , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: Hsin-Yi Wang , Fritz Koenig , Dafna Hirschfeld , Benjamin Gaignard , Daniel Vetter , dri-devel , Irui Wang , , , , , , , Subject: [PATCH v8, 14/17] media: mtk-vcodec: Support 34bits dma address for vdec Date: Fri, 29 Oct 2021 11:55:24 +0800 Message-ID: <20211029035527.454-15-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211029035527.454-1-yunfei.dong@mediatek.com> References: <20211029035527.454-1-yunfei.dong@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-20211028_210611_869728_EDB9272B X-CRM114-Status: GOOD ( 14.85 ) 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 Use the dma_set_mask_and_coherent helper to set vdec DMA bit mask to support 34bits iova space(16GB) that the mt8192 iommu HW support. Whole the iova range separate to 0~4G/4G~8G/8G~12G/12G~16G, regarding which iova range VDEC actually locate, it depends on the dma-ranges property of vdec dtsi node. Signed-off-by: Yunfei Dong --- v8: add return value for dma_set_mask_and_coherent --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index ad8d15e07e58..7154dcea795b 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -363,6 +363,14 @@ static int mtk_vcodec_probe(struct platform_device *pdev) } } + if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) { + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); + if (ret) { + mtk_v4l2_err("Failed to set mask"); + goto err_core_workq; + } + } + for (i = 0; i < MTK_VDEC_HW_MAX; i++) mutex_init(&dev->dec_mutex[i]); spin_lock_init(&dev->irqlock);