u32 stbuf_space(struct stream_buf_s *buf)
{
/* reserved space for safe write, the parser fifo size is 1024byts, so reserve it */
int size;
#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
if (HAS_HEVC_VDEC && buf->type == BUF_TYPE_HEVC)
size = buf->canusebuf_size - READ_VREG(HEVC_STREAM_LEVEL);
else
#endif
size = (buf->canusebuf_size - _READ_ST_REG(LEVEL)) ;
#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6TVD
if ((buf->type == BUF_TYPE_VIDEO) && (vdec_on(VDEC_2))) {
if ((_READ_VDEC2_ST_REG(START_PTR) == _READ_ST_REG(START_PTR)) &&
(_READ_VDEC2_ST_REG(END_PTR) == _READ_ST_REG(END_PTR)) &&
(_READ_VDEC2_ST_REG(CONTROL) & MEM_CTRL_FILL_EN)) {
size = min(size, (int)(buf->canusebuf_size - _READ_VDEC2_ST_REG(LEVEL)));
}
}
#endif
if(buf->canusebuf_size>=buf->buf_size/2)
size=size-6*1024;//old reversed value,tobe full, reversed only...
if ((buf->type == BUF_TYPE_VIDEO) || (HAS_HEVC_VDEC && buf->type == BUF_TYPE_HEVC)) {
size -= READ_MPEG_REG(PARSER_VIDEO_HOLE);
}
return size > 0 ? size : 0;
}
u32 stbuf_rp(struct stream_buf_s *buf)
{
#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON8
if (HAS_HEVC_VDEC)
return (buf->type == BUF_TYPE_HEVC) ? READ_VREG(HEVC_STREAM_RD_PTR) : _READ_ST_REG(RP);
else
#endif
return _READ_ST_REG(RP);
}
void stbuf_vdec2_init(struct stream_buf_s *buf)
{
_WRITE_VDEC2_ST_REG(CONTROL, 0);
_WRITE_VDEC2_ST_REG(START_PTR, _READ_ST_REG(START_PTR));
_WRITE_VDEC2_ST_REG(END_PTR, _READ_ST_REG(END_PTR));
_WRITE_VDEC2_ST_REG(CURR_PTR, _READ_ST_REG(CURR_PTR));
_WRITE_VDEC2_ST_REG(CONTROL, MEM_FILL_ON_LEVEL | MEM_BUFCTRL_INIT);
_WRITE_VDEC2_ST_REG(CONTROL, MEM_FILL_ON_LEVEL);
_WRITE_VDEC2_ST_REG(BUF_CTRL, MEM_BUFCTRL_INIT);
_WRITE_VDEC2_ST_REG(BUF_CTRL, 0);
_WRITE_VDEC2_ST_REG(CONTROL, (0x11 << 16) | MEM_FILL_ON_LEVEL | MEM_CTRL_FILL_EN | MEM_CTRL_EMPTY_EN);
}
u32 stbuf_space(struct stream_buf_s *buf)
{
/* reserved space for safe write, the parser fifo size is 1024byts, so reserve it */
/* resever some space for demux buffer */
int size = (buf->canusebuf_size- _READ_ST_REG(LEVEL)) ;
if(buf->canusebuf_size>=buf->buf_size/2)
size=size-6*1024;//old reversed value,tobe full, reversed only...
return size > 0 ? size : 0;
}
u32 stbuf_rp(struct stream_buf_s *buf)
{
return _READ_ST_REG(RP);
}
u32 stbuf_level(struct stream_buf_s *buf)
{
return _READ_ST_REG(LEVEL);
}
static inline u32 _stbuf_wp(stream_buf_t *buf)
{
return _READ_ST_REG(WP);
}
