Searched refs:buf_tail (Results 1 – 1 of 1) sorted by relevance
256 unsigned int buf_tail; member615 bd = &sdmac->bd[sdmac->buf_tail]; in sdma_update_channel_loop()624 sdmac->buf_tail++; in sdma_update_channel_loop()625 sdmac->buf_tail %= sdmac->num_bd; in sdma_update_channel_loop()1050 sdmac->buf_tail = 0; in sdma_prep_slave_sg()1152 sdmac->buf_tail = 0; in sdma_prep_dma_cyclic()1242 residue = (sdmac->num_bd - sdmac->buf_tail) * sdmac->period_len; in sdma_tx_status()