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video: set pcrscr after 2 frames ready [2/3]

Browse Source 
PD#SWPL-795

Problem:

Solution:
add a sysfs to get vframe ready count

Verify:
Verified p212

Change-Id: I92171f57d336063e4a3af751e808b4a778184fe0
Signed-off-by: Peng Yixin <yixin.peng@amlogic.com>
This commit is contained in:
Peng Yixin
2019-03-06 10:27:56 +08:00
committed by Luan Yuan
parent 2626e304ce
commit e7751ff446
1 changed files with 13 additions and 0 deletions
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13
drivers/amlogic/media/video_sink/video.c
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@@ -11295,6 +11295,18 @@ static ssize_t video_vsync_slow_factor_store(struct class *cla,
return count;
}
static ssize_t vframe_ready_cnt_show(struct class *cla,
struct class_attribute *attr, char *buf)
{
int ret = -1;
struct vframe_states states;
ret = video_vf_get_states(&states);
return snprintf(buf, 10, "%d\n", (ret == 0) ?
states.buf_avail_num : 0);
}
static ssize_t fps_info_show(struct class *cla, struct class_attribute *attr,
char *buf)
{
@@ -12078,6 +12090,7 @@ static struct class_attribute amvideo_class_attrs[] = {
__ATTR_RO(vframe_states),
__ATTR_RO(video_state),
__ATTR_RO(fps_info),
__ATTR_RO(vframe_ready_cnt),
__ATTR_RO(video_layer1_state),
__ATTR_RO(pic_mode_info),
#ifdef VIDEO_PIP