1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_cmn_drv.h b/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_cmn_drv.h
new file mode 100644
index 000000000000..6087e27bd604
--- /dev/null
+++ b/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_cmn_drv.h
@@ -0,0 +1,147 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2023 MediaTek Inc.
+ * Author: Yunfei Dong <yunfei.dong@mediatek.com>
+ */
+
+#ifndef _MTK_VCODEC_COM_DRV_H_
+#define _MTK_VCODEC_COM_DRV_H_
+
+#include <linux/platform_device.h>
+#include <linux/videodev2.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-mem2mem.h>
+#include <media/videobuf2-core.h>
+
+#define MTK_VCODEC_MAX_PLANES	3
+
+#define WAIT_INTR_TIMEOUT_MS	1000
+
+/*
+ * enum mtk_q_type - Type of queue
+ */
+enum mtk_q_type {
+	MTK_Q_DATA_SRC = 0,
+	MTK_Q_DATA_DST = 1,
+};
+
+/*
+ * enum mtk_hw_reg_idx - MTK hw register base index
+ */
+enum mtk_hw_reg_idx {
+	VDEC_SYS,
+	VDEC_MISC,
+	VDEC_LD,
+	VDEC_TOP,
+	VDEC_CM,
+	VDEC_AD,
+	VDEC_AV,
+	VDEC_PP,
+	VDEC_HWD,
+	VDEC_HWQ,
+	VDEC_HWB,
+	VDEC_HWG,
+	NUM_MAX_VDEC_REG_BASE,
+	/* h264 encoder */
+	VENC_SYS = NUM_MAX_VDEC_REG_BASE,
+	/* vp8 encoder */
+	VENC_LT_SYS,
+	NUM_MAX_VCODEC_REG_BASE
+};
+
+/*
+ * struct mtk_vcodec_clk_info - Structure used to store clock name
+ */
+struct mtk_vcodec_clk_info {
+	const char	*clk_name;
+	struct clk	*vcodec_clk;
+};
+
+/*
+ * struct mtk_vcodec_clk - Structure used to store vcodec clock information
+ */
+struct mtk_vcodec_clk {
+	struct mtk_vcodec_clk_info	*clk_info;
+	int	clk_num;
+};
+
+/*
+ * struct mtk_vcodec_pm - Power management data structure
+ */
+struct mtk_vcodec_pm {
+	struct mtk_vcodec_clk	vdec_clk;
+	struct mtk_vcodec_clk	venc_clk;
+	struct device	*dev;
+};
+
+/*
+ * enum mtk_vdec_hw_id - Hardware index used to separate
+ *                         different hardware
+ */
+enum mtk_vdec_hw_id {
+	MTK_VDEC_CORE,
+	MTK_VDEC_LAT0,
+	MTK_VDEC_LAT1,
+	MTK_VDEC_LAT_SOC,
+	MTK_VDEC_HW_MAX,
+};
+
+/**
+ * enum mtk_instance_state - The state of an MTK Vcodec instance.
+ * @MTK_STATE_FREE: default state when instance is created
+ * @MTK_STATE_INIT: vcodec instance is initialized
+ * @MTK_STATE_HEADER: vdec had sps/pps header parsed or venc
+ *			had sps/pps header encoded
+ * @MTK_STATE_FLUSH: vdec is flushing. Only used by decoder
+ * @MTK_STATE_ABORT: vcodec should be aborted
+ */
+enum mtk_instance_state {
+	MTK_STATE_FREE = 0,
+	MTK_STATE_INIT = 1,
+	MTK_STATE_HEADER = 2,
+	MTK_STATE_FLUSH = 3,
+	MTK_STATE_ABORT = 4,
+};
+
+enum mtk_fmt_type {
+	MTK_FMT_DEC = 0,
+	MTK_FMT_ENC = 1,
+	MTK_FMT_FRAME = 2,
+};
+
+/*
+ * struct mtk_video_fmt - Structure used to store information about pixelformats
+ */
+struct mtk_video_fmt {
+	u32	fourcc;
+	enum mtk_fmt_type	type;
+	u32	num_planes;
+	u32	flags;
+	struct v4l2_frmsize_stepwise frmsize;
+};
+
+/*
+ * struct mtk_q_data - Structure used to store information about queue
+ */
+struct mtk_q_data {
+	unsigned int	visible_width;
+	unsigned int	visible_height;
+	unsigned int	coded_width;
+	unsigned int	coded_height;
+	enum v4l2_field	field;
+	unsigned int	bytesperline[MTK_VCODEC_MAX_PLANES];
+	unsigned int	sizeimage[MTK_VCODEC_MAX_PLANES];
+	const struct mtk_video_fmt	*fmt;
+};
+
+/*
+ * enum mtk_instance_type - The type of an MTK Vcodec instance.
+ */
+enum mtk_instance_type {
+	MTK_INST_DECODER		= 0,
+	MTK_INST_ENCODER		= 1,
+};
+
+#endif /* _MTK_VCODEC_COM_DRV_H_ */