Lines Matching refs:dchan
135 #define to_mmp_pdma_chan(dchan) \ argument
136 container_of(dchan, struct mmp_pdma_chan, chan)
140 static int mmp_pdma_config_write(struct dma_chan *dchan,
391 static int mmp_pdma_alloc_chan_resources(struct dma_chan *dchan) in mmp_pdma_alloc_chan_resources() argument
393 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_alloc_chan_resources()
398 chan->desc_pool = dma_pool_create(dev_name(&dchan->dev->device), in mmp_pdma_alloc_chan_resources()
425 static void mmp_pdma_free_chan_resources(struct dma_chan *dchan) in mmp_pdma_free_chan_resources() argument
427 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_free_chan_resources()
444 mmp_pdma_prep_memcpy(struct dma_chan *dchan, in mmp_pdma_prep_memcpy() argument
452 if (!dchan) in mmp_pdma_prep_memcpy()
458 chan = to_mmp_pdma_chan(dchan); in mmp_pdma_prep_memcpy()
525 mmp_pdma_prep_slave_sg(struct dma_chan *dchan, struct scatterlist *sgl, in mmp_pdma_prep_slave_sg() argument
529 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_prep_slave_sg()
541 mmp_pdma_config_write(dchan, &chan->slave_config, dir); in mmp_pdma_prep_slave_sg()
605 mmp_pdma_prep_dma_cyclic(struct dma_chan *dchan, in mmp_pdma_prep_dma_cyclic() argument
614 if (!dchan || !len || !period_len) in mmp_pdma_prep_dma_cyclic()
624 chan = to_mmp_pdma_chan(dchan); in mmp_pdma_prep_dma_cyclic()
625 mmp_pdma_config_write(dchan, &chan->slave_config, direction); in mmp_pdma_prep_dma_cyclic()
691 static int mmp_pdma_config_write(struct dma_chan *dchan, in mmp_pdma_config_write() argument
695 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_config_write()
699 if (!dchan) in mmp_pdma_config_write()
734 static int mmp_pdma_config(struct dma_chan *dchan, in mmp_pdma_config() argument
737 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_config()
743 static int mmp_pdma_terminate_all(struct dma_chan *dchan) in mmp_pdma_terminate_all() argument
745 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_terminate_all()
748 if (!dchan) in mmp_pdma_terminate_all()
836 static enum dma_status mmp_pdma_tx_status(struct dma_chan *dchan, in mmp_pdma_tx_status() argument
840 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_tx_status()
843 ret = dma_cookie_status(dchan, cookie, txstate); in mmp_pdma_tx_status()
854 static void mmp_pdma_issue_pending(struct dma_chan *dchan) in mmp_pdma_issue_pending() argument
856 struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan); in mmp_pdma_issue_pending()