Lines Matching refs:tx_channel
731 struct dma_chan *tx_channel;
754 dmae->tx_channel = dma_request_chan(mmc_dev(host->mmc), "tx");
755 if (IS_ERR(dmae->tx_channel)) {
756 if (PTR_ERR(dmae->tx_channel) == -EPROBE_DEFER)
759 dmae->tx_channel = NULL;
767 if (dmae->rx_channel && !dmae->tx_channel)
768 dmae->tx_channel = dmae->rx_channel;
775 if (dmae->tx_channel)
776 txname = dma_chan_name(dmae->tx_channel);
787 if (dmae->tx_channel) {
788 struct device *dev = dmae->tx_channel->device->dev;
802 if (!dmae->tx_channel || !dmae->rx_channel) {
820 if (dmae->tx_channel)
821 dma_release_channel(dmae->tx_channel);
822 dmae->rx_channel = dmae->tx_channel = NULL;
833 chan = dmae->tx_channel;
928 chan = dmae->tx_channel;
1049 chan = dmae->tx_channel;