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J . Mercier" , John Stultz , Yong Wu , =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Pr?= =?utf-8?q?ado?= , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert CC: Chen-Yu Tsai , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , Yunfei Dong , , , , , , Subject: [PATCH v2,20/21] media: medkatek: vcodec: support tee decoder Date: Mon, 6 Nov 2023 20:04:22 +0800 Message-ID: <20231106120423.23364-21-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231106120423.23364-1-yunfei.dong@mediatek.com> References: <20231106120423.23364-1-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-20231106_040513_526505_9E01DEDC X-CRM114-Status: GOOD ( 10.17 ) 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 Initialize tee private data to support secure decoder. Release tee related information for each instance when decoder done. Signed-off-by: Yunfei Dong --- .../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 0a89ce452ac3..35b411313699 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); @@ -440,6 +443,11 @@ 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) {