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Mon, 12 Apr 2021 05:46:13 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 12 Apr 2021 20:46:11 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 12 Apr 2021 20:46:10 +0800 From: Irui Wang To: Alexandre Courbot , Hans Verkuil , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger CC: Tiffany Lin , Fritz Koenig , Tzung-Bi Shih , Maoguang Meng , Longfei Wang , Yunfei Dong , Irui Wang , , , , , , , Subject: [PATCH v3, 3/6] media: mtk-vcodec: Support 4GB~8GB range iova space for venc Date: Mon, 12 Apr 2021 20:45:52 +0800 Message-ID: <20210412124555.26897-4-irui.wang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210412124555.26897-1-irui.wang@mediatek.com> References: <20210412124555.26897-1-irui.wang@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-20210412_055158_182288_329964F6 X-CRM114-Status: GOOD ( 11.85 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use the dma_set_mask_and_coherent helper to set venc DMA bit mask to support 4GB~8GB range iova space. Signed-off-by: Irui Wang --- drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c index 7d7b8cfc2cc5..26b089e81213 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -361,6 +361,9 @@ static int mtk_vcodec_probe(struct platform_device *pdev) goto err_event_workq; } + if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); + ret = video_register_device(vfd_enc, VFL_TYPE_VIDEO, 1); if (ret) { mtk_v4l2_err("Failed to register video device");