72 lines
2.8 KiB
C
72 lines
2.8 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright 2020-2021 NXP
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*/
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#ifndef _AMPHION_VPU_HELPERS_H
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#define _AMPHION_VPU_HELPERS_H
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struct vpu_pair {
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u32 src;
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u32 dst;
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};
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int vpu_helper_find_in_array_u8(const u8 *array, u32 size, u32 x);
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bool vpu_helper_check_type(struct vpu_inst *inst, u32 type);
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const struct vpu_format *vpu_helper_find_format(struct vpu_inst *inst, u32 type, u32 pixelfmt);
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const struct vpu_format *vpu_helper_enum_format(struct vpu_inst *inst, u32 type, int index);
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u32 vpu_helper_valid_frame_width(struct vpu_inst *inst, u32 width);
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u32 vpu_helper_valid_frame_height(struct vpu_inst *inst, u32 height);
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u32 vpu_helper_get_plane_size(u32 fmt, u32 width, u32 height, int plane_no,
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u32 stride, u32 interlaced, u32 *pbl);
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int vpu_helper_copy_from_stream_buffer(struct vpu_buffer *stream_buffer,
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u32 *rptr, u32 size, void *dst);
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int vpu_helper_copy_to_stream_buffer(struct vpu_buffer *stream_buffer,
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u32 *wptr, u32 size, void *src);
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int vpu_helper_memset_stream_buffer(struct vpu_buffer *stream_buffer,
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u32 *wptr, u8 val, u32 size);
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u32 vpu_helper_get_free_space(struct vpu_inst *inst);
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u32 vpu_helper_get_used_space(struct vpu_inst *inst);
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int vpu_helper_g_volatile_ctrl(struct v4l2_ctrl *ctrl);
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void vpu_helper_get_kmp_next(const u8 *pattern, int *next, int size);
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int vpu_helper_kmp_search(u8 *s, int s_len, const u8 *p, int p_len, int *next);
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int vpu_helper_kmp_search_in_stream_buffer(struct vpu_buffer *stream_buffer,
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u32 offset, int bytesused,
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const u8 *p, int p_len, int *next);
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int vpu_helper_find_startcode(struct vpu_buffer *stream_buffer,
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u32 pixelformat, u32 offset, u32 bytesused);
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static inline u32 vpu_helper_step_walk(struct vpu_buffer *stream_buffer, u32 pos, u32 step)
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{
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pos += step;
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if (pos > stream_buffer->phys + stream_buffer->length)
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pos -= stream_buffer->length;
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return pos;
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}
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static inline u8 vpu_helper_read_byte(struct vpu_buffer *stream_buffer, u32 pos)
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{
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u8 *pdata = (u8 *)stream_buffer->virt;
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return pdata[pos % stream_buffer->length];
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}
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int vpu_color_check_primaries(u32 primaries);
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int vpu_color_check_transfers(u32 transfers);
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int vpu_color_check_matrix(u32 matrix);
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int vpu_color_check_full_range(u32 full_range);
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u32 vpu_color_cvrt_primaries_v2i(u32 primaries);
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u32 vpu_color_cvrt_primaries_i2v(u32 primaries);
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u32 vpu_color_cvrt_transfers_v2i(u32 transfers);
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u32 vpu_color_cvrt_transfers_i2v(u32 transfers);
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u32 vpu_color_cvrt_matrix_v2i(u32 matrix);
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u32 vpu_color_cvrt_matrix_i2v(u32 matrix);
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u32 vpu_color_cvrt_full_range_v2i(u32 full_range);
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u32 vpu_color_cvrt_full_range_i2v(u32 full_range);
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int vpu_color_get_default(u32 primaries, u32 *ptransfers, u32 *pmatrix, u32 *pfull_range);
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int vpu_find_dst_by_src(struct vpu_pair *pairs, u32 cnt, u32 src);
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int vpu_find_src_by_dst(struct vpu_pair *pairs, u32 cnt, u32 dst);
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#endif
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