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fix bug: ddr freq will not change any more when video quit abnormal

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陈亮
2014-05-21 05:16:45 -07:00
parent 7dc0b3f526
commit 2503f7a325
1 changed files with 11 additions and 0 deletions
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11
arch/arm/mach-rockchip/ddr_freq.c
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@@ -344,6 +344,15 @@ void del_video_info(struct video_info *video_info)
}
}
void clear_video_info(void)
{
struct video_info *video_info, *next;
list_for_each_entry_safe(video_info, next, &ddr.video_info_list, node) {
del_video_info(video_info);
}
}
struct video_info *find_video_info(struct video_info *match_video_info)
{
struct video_info *video_info;
@@ -483,6 +492,8 @@ static ssize_t video_state_write(struct file *file, const char __user *buffer,
static int video_state_release(struct inode *inode, struct file *file)
{
dprintk(DEBUG_VIDEO_STATE, "video_state release\n");
clear_video_info();
update_video_info();
return 0;
}