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From: Yunfei Dong <yunfei.dong@mediatek.com>
To: Jeffrey Kardatzke <jkardatzke@google.com>,
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Subject: [PATCH v5,13/23] media: mediatek: vcodec: using shared memory as vsi address
Date: Fri, 12 Apr 2024 17:08:41 +0800
Message-ID: <20240412090851.24999-14-yunfei.dong@mediatek.com>
In-Reply-To: <20240412090851.24999-1-yunfei.dong@mediatek.com>
References: <20240412090851.24999-1-yunfei.dong@mediatek.com>
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The vsi buffer is allocated by tee share memory for svp mode, need to
use the share memory as the vsi address to store vsi data.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
 .../vcodec/decoder/vdec/vdec_h264_req_multi_if.c         | 9 +++++++--
 .../media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c | 8 ++++++--
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c
index 2d4611e7fa0b..d7fec1887ab5 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c
@@ -417,8 +417,13 @@ static int vdec_h264_slice_init(struct mtk_vcodec_dec_ctx *ctx)
 
 	vsi_size = round_up(sizeof(struct vdec_h264_slice_vsi), VCODEC_DEC_ALIGNED_64);
 	inst->vsi = inst->vpu.vsi;
-	inst->vsi_core =
-		(struct vdec_h264_slice_vsi *)(((char *)inst->vpu.vsi) + vsi_size);
+	if (ctx->is_secure_playback)
+		inst->vsi_core =
+			mtk_vcodec_dec_get_shm_buffer_va(ctx->dev->optee_private, MTK_VDEC_CORE,
+							 OPTEE_DATA_INDEX);
+	else
+		inst->vsi_core =
+			(struct vdec_h264_slice_vsi *)(((char *)inst->vpu.vsi) + vsi_size);
 	inst->resolution_changed = true;
 	inst->realloc_mv_buf = true;
 
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
index 5336769a3fb5..5c31641e9abe 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
@@ -18,8 +18,12 @@ static void handle_init_ack_msg(const struct vdec_vpu_ipi_init_ack *msg)
 
 	/* mapping VPU address to kernel virtual address */
 	/* the content in vsi is initialized to 0 in VPU */
-	vpu->vsi = mtk_vcodec_fw_map_dm_addr(vpu->ctx->dev->fw_handler,
-					     msg->vpu_inst_addr);
+	if (vpu->ctx->is_secure_playback)
+		vpu->vsi = mtk_vcodec_dec_get_shm_buffer_va(vpu->ctx->dev->optee_private,
+							    MTK_VDEC_LAT0, OPTEE_DATA_INDEX);
+	else
+		vpu->vsi = mtk_vcodec_fw_map_dm_addr(vpu->ctx->dev->fw_handler,
+						     msg->vpu_inst_addr);
 	vpu->inst_addr = msg->vpu_inst_addr;
 
 	mtk_vdec_debug(vpu->ctx, "- vpu_inst_addr = 0x%x", vpu->inst_addr);
-- 
2.18.0