linux-kernel - [PATCH 2/6] media: mediatek: vcodec: add the definition of decoder status

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Date:   Mon, 17 Apr 2023 13:48:12 +0800
From:   Yunfei Dong <yunfei.dong@...iatek.com>
To:     Chen-Yu Tsai <wenst@...omium.org>,
        Nicolas Dufresne <nicolas@...fresne.ca>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Nícolas F . R . A . Prado 
        <nfraprado@...labora.com>, Yunfei Dong <yunfei.dong@...iatek.com>
CC:     Matthias Brugger <matthias.bgg@...il.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Fritz Koenig <frkoenig@...omium.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Steve Cho <stevecho@...omium.org>,
        <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH 2/6] media: mediatek: vcodec: add the definition of decoder status

Adding the status used to separate different decoder period for
core hardware.

Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
---
 drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
index a5d44bc97c16..19508be08566 100644
--- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
+++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
@@ -21,6 +21,13 @@ struct mtk_vcodec_ctx;
 struct mtk_vcodec_dev;
 typedef int (*core_decode_cb_t)(struct vdec_lat_buf *lat_buf);
 
+/* current context isn't work */
+#define CONTEXT_LIST_EMPTY           (0)
+/* queued to the core work list */
+#define CONTEXT_LIST_QUEUED          (1)
+/* context decode done */
+#define CONTEXT_LIST_DEC_DONE        (2)
+
 /**
  * struct vdec_msg_queue_ctx - represents a queue for buffers ready to be processed
  * @ready_to_use: ready used queue used to signalize when get a job queue
-- 
2.18.0