/*
* ispstat_buf_process - Process statistic buffers.
* @buf_state: points out if buffer is ready to be processed. It's necessary
* because histogram needs to copy the data from internal memory
* before be able to process the buffer.
*/
static int ispstat_buf_process(struct ispstat *stat, int buf_state)
{
int ret = STAT_NO_BUF;
if (!atomic_add_unless(&stat->buf_err, -1, 0) &&
buf_state == STAT_BUF_DONE && stat->state == ISPSTAT_ENABLED) {
ret = ispstat_buf_queue(stat);
ispstat_buf_next(stat);
}
return ret;
}
/* This function will handle the AF buffer. */
int isp_af_buf_process(struct isp_af_device *isp_af)
{
if (likely(!isp_af->buf_err && isp_af->config.af_config)) {
int ret;
ret = ispstat_buf_queue(&isp_af->stat);
isp_af->buf_next = ispstat_buf_next(&isp_af->stat);
return ret;
} else {
isp_af->buf_err = 0;
return -1;
}
}
/**
* isph3a_aewb_buf_process - Process H3A AEWB buffer.
*/
int isph3a_aewb_buf_process(struct isp_h3a_device *isp_h3a)
{
isph3a_update_wb(isp_h3a);
if (likely(!isp_h3a->buf_err &&
isp_h3a->aewb_config_local.aewb_enable)) {
int ret;
ret = ispstat_buf_queue(&isp_h3a->stat);
isp_h3a->buf_next = ispstat_buf_next(&isp_h3a->stat);
return ret;
} else {
isp_h3a->buf_err = 0;
return -1;
}
}
