Lines Matching refs:period_len
121 size_t period_len;
403 return desc->buf_len - (periods_remaining * desc->period_len);
623 ch_regs->tc = desc->period_len & ADMA_CH_TC_COUNT_MASK;
630 size_t period_len, enum dma_transfer_direction direction,
636 if (!buf_len || !period_len || period_len > ADMA_CH_TC_COUNT_MASK) {
641 if (buf_len % period_len) {
642 dev_err(tdc2dev(tdc), "buf_len not a multiple of period_len\n");
656 desc->period_len = period_len;
657 desc->num_periods = buf_len / period_len;