Lines Matching refs:rx_buf
315 if (t->rx_buf != NULL && t->tx_buf != NULL) in omap2_mcspi_set_fifo()
329 if (t->rx_buf != NULL) { in omap2_mcspi_set_fifo()
346 if (t->rx_buf != NULL) in omap2_mcspi_set_fifo()
526 ((u8 *)xfer->rx_buf)[elements++] = w; in omap2_mcspi_rx_dma()
528 ((u16 *)xfer->rx_buf)[elements++] = w; in omap2_mcspi_rx_dma()
530 ((u32 *)xfer->rx_buf)[elements++] = w; in omap2_mcspi_rx_dma()
545 ((u8 *)xfer->rx_buf)[elements] = w; in omap2_mcspi_rx_dma()
547 ((u16 *)xfer->rx_buf)[elements] = w; in omap2_mcspi_rx_dma()
549 ((u32 *)xfer->rx_buf)[elements] = w; in omap2_mcspi_rx_dma()
610 rx = xfer->rx_buf; in omap2_mcspi_txrx_dma()
691 rx = xfer->rx_buf; in omap2_mcspi_txrx_pio()
739 rx = xfer->rx_buf; in omap2_mcspi_txrx_pio()
786 rx = xfer->rx_buf; in omap2_mcspi_txrx_pio()
832 if (xfer->rx_buf == NULL) { in omap2_mcspi_txrx_pio()
1153 else if (t->rx_buf == NULL) in omap2_mcspi_work_one()
1254 void *rx_buf = t->rx_buf; in omap2_mcspi_transfer_one() local
1260 if ((len && !(rx_buf || tx_buf))) { in omap2_mcspi_transfer_one()
1265 rx_buf ? "rx" : "", in omap2_mcspi_transfer_one()
1282 if (mcspi_dma->dma_rx && rx_buf != NULL) { in omap2_mcspi_transfer_one()
1283 t->rx_dma = dma_map_single(mcspi->dev, rx_buf, t->len, in omap2_mcspi_transfer_one()