From patchwork Wed Dec 15 06:15:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 12677543 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 5A2E4C433F5 for ; Wed, 15 Dec 2021 06:30:54 +0000 (UTC) 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=2nCNwu0GHQWT826+1WRqBz0Bq3HyjowuOr9eYg4X1JI=; b=oXjFBeQ8HoUj9w CtLPielnJLHxJAo8pkJLsLTfU2abfBGy9efvLoh73Hjs7WOsufpqvD7qMSsabmJV7xsasNoP9k/Nk eWQjL/4wb6/kAEvAk1t6/713zVpvhN14qkbhskIWiTt/2yOiyFh96xDFwr/k4dCnvRvyluTCQ5mDr NAwcjNOn7259+jBUGuT96hRyEZE2Hbb7oCpk0qc2jtfSSPnpcOeW+LMhDImfy3qXDXknkksDqEVif pURS5v7MTsDT0BkDaCB92/OvXzy+DxtxfIRYJdoIGlxE8A/ojgARL4V2luLrOtMe60frL9FvfDJal vMXgCgQJPH2rZ31LXrLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mxNoL-00Gs5s-QX; Wed, 15 Dec 2021 06:30:45 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mxNjj-00GpWE-Ou; Wed, 15 Dec 2021 06:26:01 +0000 X-UUID: 641cea247f2744c3bcd92e18027c0dfa-20211214 X-UUID: 641cea247f2744c3bcd92e18027c0dfa-20211214 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 197357472; Tue, 14 Dec 2021 23:25:58 -0700 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 14 Dec 2021 22:16:16 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 15 Dec 2021 14:16:14 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 15 Dec 2021 14:16:13 +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 , AngeloGioacchino Del Regno , "Steve Cho" , , , , , , , Subject: [PATCH v14, 14/19] media: mtk-vcodec: Support 34bits dma address for vdec Date: Wed, 15 Dec 2021 14:15:47 +0800 Message-ID: <20211215061552.8523-15-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211215061552.8523-1-yunfei.dong@mediatek.com> References: <20211215061552.8523-1-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-20211214_222559_835403_5D7A742B X-CRM114-Status: GOOD ( 14.03 ) 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. Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Yunfei Dong --- 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 a019f3fed0ff..41ae38c56871 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -325,6 +325,14 @@ 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);