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From: Yunfei Dong <yunfei.dong@mediatek.com>
To: Jeffrey Kardatzke <jkardatzke@google.com>,
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Subject: [PATCH v6,20/24] media: mediatek: vcodec: support tee decoder
Date: Thu, 16 May 2024 20:20:58 +0800
Message-ID: <20240516122102.16379-21-yunfei.dong@mediatek.com>
In-Reply-To: <20240516122102.16379-1-yunfei.dong@mediatek.com>
References: <20240516122102.16379-1-yunfei.dong@mediatek.com>
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Initialize tee private data to support secure decoder.
Release tee related information for each instance when decoder
done.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
 .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c | 8 ++++++++
 1 file changed, 8 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 f47c98faf068..08e7d250487b 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
@@ -310,6 +310,9 @@ static int fops_vcodec_release(struct file *file)
 	v4l2_fh_exit(&ctx->fh);
 	v4l2_ctrl_handler_free(&ctx->ctrl_hdl);
 
+	if (ctx->is_secure_playback)
+		mtk_vcodec_dec_optee_release(dev->optee_private);
+
 	mtk_vcodec_dbgfs_remove(dev, ctx->id);
 	list_del_init(&ctx->list);
 	kfree(ctx);
@@ -466,6 +469,11 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
 	atomic_set(&dev->dec_active_cnt, 0);
 	memset(dev->vdec_racing_info, 0, sizeof(dev->vdec_racing_info));
 	mutex_init(&dev->dec_racing_info_mutex);
+	ret = mtk_vcodec_dec_optee_private_init(dev);
+	if (ret) {
+		dev_err(&pdev->dev, "Failed to init svp private.");
+		goto err_reg_cont;
+	}
 
 	ret = video_register_device(vfd_dec, VFL_TYPE_VIDEO, -1);
 	if (ret) {
-- 
2.25.1