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From: sidraya.bj@pathpartnertech.com
To: gregkh@linuxfoundation.org, linux-staging@lists.linux.dev,
 linux-kernel@vger.kernel.org
Cc: prashanth.ka@pathpartnertech.com, praneeth@ti.com,
 mchehab@kernel.org, linux-media@vger.kernel.org,
 praveen.ap@pathpartnertech.com, Sidraya <sidraya.bj@pathpartnertech.com>
Subject: [PATCH 22/30] v4l:vxd-dec:vdecdd headers added
Date: Wed, 18 Aug 2021 19:40:29 +0530
Message-Id: <20210818141037.19990-23-sidraya.bj@pathpartnertech.com>
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From: Sidraya <sidraya.bj@pathpartnertech.com>

The header file define all the high level data structures required
for decoder, hwcontrol, core and v4l2 decoder components.

Signed-off-by: Sunita Nadampalli <sunitan@ti.com>

Signed-off-by: Sidraya <sidraya.bj@pathpartnertech.com>
---
 MAINTAINERS                                   |   1 +
 .../staging/media/vxd/decoder/vdecdd_defs.h   | 446 ++++++++++++++++++
 2 files changed, 447 insertions(+)
 create mode 100644 drivers/staging/media/vxd/decoder/vdecdd_defs.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 41716f2916d1..fa5c69d71c3e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -19618,6 +19618,7 @@ F:	drivers/staging/media/vxd/decoder/translation_api.h
 F:	drivers/staging/media/vxd/decoder/vdec_defs.h
 F:	drivers/staging/media/vxd/decoder/vdec_mmu_wrapper.c
 F:	drivers/staging/media/vxd/decoder/vdec_mmu_wrapper.h
+F:	drivers/staging/media/vxd/decoder/vdecdd_defs.h
 F:	drivers/staging/media/vxd/decoder/vdecdd_utils.c
 F:	drivers/staging/media/vxd/decoder/vdecdd_utils.h
 F:	drivers/staging/media/vxd/decoder/vdecdd_utils_buf.c
diff --git a/drivers/staging/media/vxd/decoder/vdecdd_defs.h b/drivers/staging/media/vxd/decoder/vdecdd_defs.h
new file mode 100644
index 000000000000..dc4c2695c390
--- /dev/null
+++ b/drivers/staging/media/vxd/decoder/vdecdd_defs.h
@@ -0,0 +1,446 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * VXD Decoder device driver header definitions
+ *
+ * Copyright (c) Imagination Technologies Ltd.
+ * Copyright (c) 2021 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * Authors:
+ *	Sunita Nadampalli <sunitan@ti.com>
+ *
+ * Re-written for upstream
+ *	Sidraya Jayagond <sidraya.bj@pathpartnertech.com>
+ *	Prashanth Kumar Amai <prashanth.ka@pathpartnertech.com
+ */
+
+#ifndef __VDECDD_DEFS_H__
+#define __VDECDD_DEFS_H__
+
+#include "bspp.h"
+#include "lst.h"
+#include "vdec_defs.h"
+#include "vdecfw_shared.h"
+#include "vid_buf.h"
+#include "vxd_mmu_defs.h"
+
+/* RMAN type for streams.          */
+#define VDECDD_STREAM_TYPE_ID   (0xB0B00001)
+
+/* RMAN type for buffer mappings.  */
+#define VDECDD_BUFMAP_TYPE_ID   (0xB0B00002)
+
+/*
+ * This type contains core feature flags.
+ * @brief  Core Feature Flags
+ */
+enum vdecdd_core_feature_flags {
+	VDECDD_COREFEATURE_MPEG2       = (1 << 0),
+	VDECDD_COREFEATURE_MPEG4       = (1 << 1),
+	VDECDD_COREFEATURE_H264        = (1 << 2),
+	VDECDD_COREFEATURE_VC1         = (1 << 3),
+	VDECDD_COREFEATURE_AVS         = (1 << 4),
+	VDECDD_COREFEATURE_REAL        = (1 << 5),
+	VDECDD_COREFEATURE_JPEG        = (1 << 6),
+	VDECDD_COREFEATURE_VP6         = (1 << 7),
+	VDECDD_COREFEATURE_VP8         = (1 << 8),
+	VDECDD_COREFEATURE_HEVC        = (1 << 9),
+	VDECDD_COREFEATURE_HD_DECODE   = (1 << 10),
+	VDECDD_COREFEATURE_ROTATION    = (1 << 11),
+	VDECDD_COREFEATURE_SCALING     = (1 << 12),
+	VDECDD_COREFEATURE_FORCE32BITS = 0x7FFFFFFFU
+};
+
+/*
+ * This structure contains configuration relating to a device.
+ * @brief  Device Configuration
+ */
+struct vdecdd_dd_devconfig {
+	unsigned int num_slots_per_pipe;
+};
+
+/*
+ * This structure contains the Decoder decoding picture status.
+ * @brief Decoder Decoding Picture Status
+ */
+struct vdecdd_dec_pict_status {
+	unsigned int transaction_id;
+	enum vdecfw_progresscheckpoint fw_cp;
+	enum vdecfw_progresscheckpoint fehw_cp;
+	enum vdecfw_progresscheckpoint behw_cp;
+	unsigned int dmac_status;
+	unsigned int fe_mb_x;
+	unsigned int fe_mb_y;
+	unsigned int be_mb_x;
+	unsigned int be_mb_y;
+	unsigned char fw_control_msg[VDECFW_MSGID_CONTROL_TYPES];
+	unsigned char fw_decode_msg[VDECFW_MSGID_DECODE_TYPES];
+	unsigned char fw_completion_msg[VDECFW_MSGID_COMPLETION_TYPES];
+	unsigned char host_control_msg[VDECFW_MSGID_CONTROL_TYPES];
+	unsigned char host_decode_msg[VDECFW_MSGID_DECODE_TYPES];
+	unsigned char host_completion_msg[VDECFW_MSGID_COMPLETION_TYPES];
+};
+
+/*
+ * This structure contains the Decoder decoding picture status.
+ * @brief  Core Status
+ */
+struct vdecdd_core_status {
+	unsigned int mtx_pc;
+	unsigned int mtx_pcx;
+	unsigned int mtx_enable;
+	unsigned int mtx_st_bits;
+	unsigned int mtx_fault0;
+	unsigned int mtx_a0_stack_ptr;
+	unsigned int mtx_a0_frame_ptr;
+	unsigned int dma_setup[3];
+	unsigned int dma_count[3];
+	unsigned int dma_peripheral_addr[3];
+};
+
+/*
+ * This structure contains the Decoder component stream status.
+ * @brief   Decoder Component Stream Status
+ */
+struct vdecdd_decstr_status {
+	unsigned int num_pict_decoding;
+	struct vdecdd_dec_pict_status dec_pict_st[VDECFW_MAX_NUM_PICTURES];
+	unsigned int num_pict_decoded;
+	unsigned int decoded_picts[VDECFW_MAX_NUM_PICTURES];
+	unsigned int features;
+	struct vdecdd_core_status core_st;
+	unsigned int display_pics;
+	unsigned int release_pics;
+	unsigned int next_display_items[VDECFW_MAX_NUM_PICTURES];
+	unsigned int next_display_item_parent[VDECFW_MAX_NUM_PICTURES];
+	unsigned int next_release_items[VDECFW_MAX_NUM_PICTURES];
+	unsigned int next_release_item_parent[VDECFW_MAX_NUM_PICTURES];
+	unsigned int flds_as_frm_decodes;
+	unsigned int total_pict_decoded;
+	unsigned int total_pict_displayed;
+	unsigned int total_pict_finished;
+};
+
+/*
+ * This structure contains the device context.
+ * @brief  VDECDD Device Context
+ */
+struct vdecdd_dddev_context {
+	void *dev_handle;
+	void *dec_context;
+	unsigned int internal_heap_id;
+	void *res_buck_handle;
+};
+
+/*
+ * This type defines the stream state.
+ * @brief  VDEDD Stream State
+ */
+enum vdecdd_ddstr_state {
+	VDECDD_STRSTATE_STOPPED     = 0x00,
+	VDECDD_STRSTATE_PLAYING,
+	VDECDD_STRSTATE_STOPPING,
+	VDECDD_STRSTATE_MAX,
+	VDECDD_STRSTATE_FORCE32BITS = 0x7FFFFFFFU
+};
+
+/*
+ * This structure contains the mapped output buffer configuration.
+ * @brief  VDECDD Mapped Output Buffer Configuration
+ */
+struct vdecdd_mapbuf_info {
+	unsigned int buf_size;
+	unsigned int num_buf;
+	unsigned char byte_interleave;
+};
+
+struct vdecdd_ddstr_ctx;
+
+/*
+ * This structure contains the map info.
+ * @brief  VDECDD Map Info
+ */
+struct vdecdd_ddbuf_mapinfo {
+	void **link;    /* to be part of single linked list */
+	void *res_handle;
+	unsigned int buf_id;
+	unsigned int buf_map_id;
+	struct vdecdd_ddstr_ctx *ddstr_context;
+	void *buf_cb_param;
+	enum vdec_buf_type buf_type;
+	enum mmu_eheap_id mmuheap_id;
+	struct vidio_ddbufinfo ddbuf_info;
+};
+
+/*
+ * This structure contains the information about the picture buffer
+ * and its structure.
+ * @brief  VDECDD Picture Buffer Info
+ */
+struct vdecdd_ddpict_buf {
+	struct vdecdd_ddbuf_mapinfo *pict_buf;
+	struct vdec_pict_rendinfo rend_info;
+	struct vdec_pict_bufconfig buf_config;
+};
+
+/*
+ * This structure contains the stream context.
+ * @brief  VDECDD Stream Context
+ */
+struct vdecdd_ddstr_ctx {
+	void **link;    /* to be part of single linked list */
+	unsigned int res_str_id;
+	unsigned int km_str_id;
+	void *res_buck_handle;
+	void *res_handle;
+	struct vdecdd_dddev_context *dd_dev_context;
+	struct vdec_str_configdata str_config_data;
+	unsigned char preempt;
+	enum vdecdd_ddstr_state dd_str_state;
+	void *mmu_str_handle;
+	void *dec_ctx;
+	enum vdec_play_mode play_mode;
+	struct vdec_comsequ_hdrinfo comseq_hdr_info;
+	struct vdecdd_ddpict_buf disp_pict_buf;
+	struct vdecdd_mapbuf_info map_buf_info;
+	struct vdec_str_opconfig opconfig;
+	unsigned char str_op_configured;
+	struct vdec_comsequ_hdrinfo prev_comseq_hdr_info;
+	struct bspp_pict_hdr_info prev_pict_hdr_info;
+};
+
+/*
+ * This type defines the stream unit type.
+ * @brief  Stream Unit Type
+ */
+enum vdecdd_str_unit_type {
+	VDECDD_STRUNIT_ANONYMOUS = 0,
+	VDECDD_STRUNIT_SEQUENCE_START,
+	VDECDD_STRUNIT_CLOSED_GOP,
+	VDECDD_STRUNIT_SEQUENCE_END,
+	VDECDD_STRUNIT_PICTURE_PORTENT,
+	VDECDD_STRUNIT_PICTURE_START,
+	VDECDD_STRUNIT_PICTURE_FRAGMENT,
+	VDECDD_STRUNIT_PICTURE_END,
+	VDECDD_STRUNIT_FENCE,
+	VDECDD_STRUNIT_STOP,
+	VDECDD_STRUNIT_MAX,
+	VDECDD_STRUNIT_FORCE32BITS = 0x7FFFFFFFU
+};
+
+/*
+ * This structure contains a front end stream unit.
+ * @brief   Front End Stream Unit
+ */
+struct vdecdd_str_unit {
+	void *lst_padding;
+	enum vdecdd_str_unit_type str_unit_type;
+	void *str_unit_handle;
+	unsigned int err_flags;
+	struct lst_t bstr_seg_list;
+	void *dd_data;
+	struct bspp_sequ_hdr_info *seq_hdr_info;
+	unsigned int seq_hdr_id;
+	unsigned char closed_gop;
+	unsigned char eop;
+	struct bspp_pict_hdr_info *pict_hdr_info;
+	void *dd_pict_data;
+	unsigned char last_pict_in_seq;
+	void *str_unit_tag;
+	unsigned char decode;
+	unsigned int features;
+	unsigned char eos;
+};
+
+/*
+ * This structure contains a set of picture resources required at all the
+ * interim stages of decoding it as it flows around the internals. It originates
+ * in the plant.
+ * @brief   Picture Resources (stream)
+ */
+struct vdecdd_pict_resint {
+	void **link;    /* to be part of single linked list */
+	struct vdecdd_ddbuf_mapinfo *mb_param_buf;
+	unsigned int ref_cnt;
+
+#ifdef HAS_HEVC
+	/* GENC fragment buffer */
+	struct vdecdd_ddbuf_mapinfo *genc_fragment_buf;
+#endif
+#if defined(HAS_HEVC) || defined(ERROR_CONCEALMENT)
+	/* Sequence resources (GENC buffers) */
+	struct vdecdd_seq_resint *seq_resint;
+#endif
+};
+
+/*
+ * This structure contains the supplementary information for decoded picture.
+ * @brief   Event Callback Information
+ */
+struct vdecdd_pict_sup_data {
+	void *raw_vui_data;
+	void *raw_sei_list_first_fld;
+	void *raw_sei_list_second_fld;
+	unsigned char merged_flds;
+	union {
+		struct vdecdd_h264_pict_supl_data {
+			unsigned char nal_ref_idc;
+			unsigned short frame_num;
+		} h264_pict_supl_data;
+#ifdef HAS_HEVC
+		struct vdecdd_hevc_pict_supl_data {
+			unsigned int pic_order_cnt;
+		} hevc_pict_supl_data;
+#endif
+	};
+};
+
+/*
+ * This structure contains a set of resources representing a picture
+ * at all the stages of processing it.
+ * @brief   Picture
+ */
+struct vdecdd_picture {
+	unsigned int pict_id;
+	unsigned char last_pict_in_seq;
+	struct vdecdd_pict_resint *pict_res_int;
+	struct vdecdd_ddpict_buf disp_pict_buf;
+	struct vdec_str_opconfig op_config;
+	struct vdec_dec_pict_info *dec_pict_info;
+	struct vdecdd_pict_sup_data dec_pict_sup_data;
+	struct vdec_dec_pict_auxinfo dec_pict_aux_info;
+};
+
+/*
+ * This structure contains the information required to check Decoder support
+ * Only pointers that are non-null will be used in validation.
+ * @brief  VDECDD Support Check Information
+ */
+struct vdecdd_supp_check {
+	/* Inputs */
+	const struct vdec_comsequ_hdrinfo *comseq_hdrinfo;
+	const struct vdec_str_opconfig *op_cfg;
+	const struct vdecdd_ddpict_buf *disp_pictbuf;
+	const struct bspp_pict_hdr_info *pict_hdrinfo;
+	unsigned char non_cfg_req;
+
+	/* Outputs */
+	struct vdec_unsupp_flags unsupp_flags;
+	unsigned int features;
+};
+
+/*
+ * This type defines unsupported stream configuration features.
+ * @brief  Unsupported Stream Configuration Flags
+ */
+enum vdec_unsupp_strcfg {
+	VDECDD_UNSUPPORTED_STRCONFIG_STD         = (1 << 0),
+	VDECDD_UNSUPPORTED_STRCONFIG_BSTRFORMAT  = (1 << 1),
+	VDECDD_UNSUPPORTED_STRCONFIG_FORCE32BITS = 0x7FFFFFFFU
+};
+
+/*
+ * This type defines unsupported output configuration features.
+ * @brief  Unsupported Output Configuration Flags
+ */
+enum vdec_unsupp_opcfg {
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_ROTATION                   = (1 << 0),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_ROTATION_WITH_FIELDS       = (1 << 1),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_ROTATION_WITH_SCALING      = (1 << 2),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_SCALING                    = (1 << 3),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_UP_DOWNSAMPLING            = (1 << 4),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_SCALING_WITH_OOLD          = (1 << 5),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_SCALING_MONOCHROME         = (1 << 6),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_SCALING_SIZE               = (1 << 7),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_X_WITH_JPEG                = (1 << 8),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_SCALESIZE                  = (1 << 9),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_PIXFORMAT                  = (1 << 10),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_ROTATION_WITH_HIGH_COLOUR  =
+		(1 << 11),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_DOWNSAMPLING_WITH_ROTATION =
+		(1 << 12),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_ROTATION_WITH_10BIT_PACKED =
+		(1 << 13),
+	VDECDD_UNSUPPORTED_OUTPUTCONFIG_FORCE32BITS                = 0x7FFFFFFFU
+};
+
+/*
+ * This type defines unsupported output configuration features.
+ * @brief  Unsupported Output Configuration Flags
+ */
+enum vdec_unsupp_op_bufcfg {
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_EXTENDED_STRIDE = (1 << 0),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_64BYTE_STRIDE   = (1 << 1),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_FIXED_STRIDE    = (1 << 2),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_PICTURE_SIZE    = (1 << 3),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_BUFFER_SIZE     = (1 << 4),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_Y_SIZE          = (1 << 5),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_UV_SIZE         = (1 << 6),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_Y_STRIDE        = (1 << 7),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_UV_STRIDE       = (1 << 8),
+	VDECDD_UNSUPPORTED_OUTPUTBUFCONFIG_FORCE32BITS     = 0x7FFFFFFFU
+};
+
+/*
+ * This type defines unsupported sequence header features.
+ * @brief  Unsupported Sequence Header Flags
+ */
+enum vdec_unsupp_seqhdr {
+	VDECDD_UNSUPPORTED_SEQUHDR_PIXFORMAT_BIT_DEPTH = (1 << 0),
+	VDECDD_UNSUPPORTED_SEQUHDR_SCALING             = (1 << 1),
+	VDECDD_UNSUPPORTED_SEQUHDR_PIXEL_FORMAT        = (1 << 2),
+	VDECDD_UNSUPPORTED_SEQUHDR_NUM_OF_VIEWS        = (1 << 3),
+	VDECDD_UNSUPPORTED_SEQUHDR_CODED_HEIGHT        = (1 << 4),
+	VDECDD_UNSUPPORTED_SEQUHDR_SEP_COLOUR_PLANE    = (1 << 5),
+	VDECDD_UNSUPPORTED_SEQUHDR_SIZE                = (1 << 6),
+	VDECDD_UNSUPPORTED_SEQUHDR_FORCE32BITS         = 0x7FFFFFFFU
+};
+
+/*
+ * This type defines unsupported picture header features.
+ * @brief  Unsupported Picture Header Flags
+ */
+enum vdec_unsupp_picthdr {
+	VDECDD_UNSUPPORTED_PICTHDR_UPSCALING            = (1 << 0),
+	VDECDD_UNSUPPORTED_PICTHDR_OVERSIZED_SGM        = (1 << 1),
+	VDECDD_UNSUPPORTED_PICTHDR_DISCONTINUOUS_MBS    = (1 << 2),
+	VDECDD_UNSUPPORTED_PICTHDR_RESOLUTION           = (1 << 3),
+	VDECDD_UNSUPPORTED_PICTHDR_SCALING_ORIGINALSIZE = (1 << 4),
+	VDECDD_UNSUPPORTED_PICTHDR_SCALING_SIZE         = (1 << 5),
+	VDECDD_UNSUPPORTED_PICTHDR_HEVC_RANGE_EXT       = (1 << 6),
+	VDECDD_UNSUPPORTED_PICTHDR_FORCE32BITS          = 0x7FFFFFFFU
+};
+
+/*
+ * This type defines the Bitstream Segment type.
+ * @brief  Bitstream segment type
+ */
+enum vdecdd_bstr_segtype {
+	VDECDD_BSSEG_LASTINBUFF         = (1 << 0),
+	VDECDD_BSSEG_SKIP               = (1 << 1),
+	VDECDD_BSSEG_INSERTSCP          = (1 << 2),
+	VDECDD_BSSEG_INSERT_STARTCODE   = (1 << 3) | VDECDD_BSSEG_INSERTSCP,
+	VDECDD_BSSEG_INSERT_FORCE32BITS = 0x7FFFFFFFU
+};
+
+struct vdecdd_seq_resint {
+	void **link;
+
+#ifdef HAS_HEVC
+	unsigned short genc_buf_id;
+	struct vdecdd_ddbuf_mapinfo *genc_buffers[4]; /* GENC buffers */
+	struct vdecdd_ddbuf_mapinfo *intra_buffer;    /* GENC buffers */
+	struct vdecdd_ddbuf_mapinfo *aux_buffer;      /* GENC buffers */
+#endif
+	struct vdecdd_ddbuf_mapinfo *err_pict_buf;    /* Pointer to "Error
+						       * Recovery Frame Store" buffer.
+						       */
+
+	/*
+	 * Ref. counter (number of users) of sequence resources
+	 * NOTE: Internal buffer reference counters are not used
+	 * for buffers allocated as sequence resources.
+	 */
+	unsigned int ref_count;
+};
+
+#endif