Lines Matching refs:tx_channel
834 struct dma_chan *tx_channel;
857 dmae->tx_channel = dma_request_chan(mmc_dev(host->mmc), "tx");
858 if (IS_ERR(dmae->tx_channel)) {
859 if (PTR_ERR(dmae->tx_channel) == -EPROBE_DEFER)
862 dmae->tx_channel = NULL;
870 if (dmae->rx_channel && !dmae->tx_channel)
871 dmae->tx_channel = dmae->rx_channel;
878 if (dmae->tx_channel)
879 txname = dma_chan_name(dmae->tx_channel);
890 if (dmae->tx_channel) {
891 struct device *dev = dmae->tx_channel->device->dev;
905 if (!dmae->tx_channel || !dmae->rx_channel) {
923 if (dmae->tx_channel)
924 dma_release_channel(dmae->tx_channel);
925 dmae->rx_channel = dmae->tx_channel = NULL;
936 chan = dmae->tx_channel;
1031 chan = dmae->tx_channel;
1152 chan = dmae->tx_channel;