52 #define to_chan(schan) container_of(schan, struct sudmac_chan, shdma_chan)  argument
118 static void sudmac_start_xfer(struct shdma_chan *schan,  in sudmac_start_xfer()  argument
121 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_start_xfer()
128 static bool sudmac_channel_busy(struct shdma_chan *schan)  in sudmac_channel_busy()  argument
130 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_channel_busy()
135 static void sudmac_setup_xfer(struct shdma_chan *schan, int slave_id)  in sudmac_setup_xfer()  argument
154 static int sudmac_set_slave(struct shdma_chan *schan, int slave_id,  in sudmac_set_slave()  argument
157 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_set_slave()
175 static int sudmac_desc_setup(struct shdma_chan *schan,  in sudmac_desc_setup()  argument
179 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_desc_setup()
185 	if (*len > schan->max_xfer_len)  in sudmac_desc_setup()
186 		*len = schan->max_xfer_len;  in sudmac_desc_setup()
197 static void sudmac_halt(struct shdma_chan *schan)  in sudmac_halt()  argument
199 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_halt()
204 static bool sudmac_chan_irq(struct shdma_chan *schan, int irq)  in sudmac_chan_irq()  argument
206 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_chan_irq()
218 static size_t sudmac_get_partial(struct shdma_chan *schan,  in sudmac_get_partial()  argument
221 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_get_partial()
228 static bool sudmac_desc_completed(struct shdma_chan *schan,  in sudmac_desc_completed()  argument
231 	struct sudmac_chan *sc = to_chan(schan);  in sudmac_desc_completed()
244 	struct shdma_chan *schan;  in sudmac_chan_probe()  local
254 	schan = &sc->shdma_chan;  in sudmac_chan_probe()
255 	schan->max_xfer_len = 64 * 1024 * 1024 - 1;  in sudmac_chan_probe()
257 	shdma_chan_probe(sdev, schan, id);  in sudmac_chan_probe()
281 	err = shdma_request_irq(schan, irq, flags, sc->dev_id);  in sudmac_chan_probe()
292 	shdma_chan_remove(schan);  in sudmac_chan_probe()
298 	struct shdma_chan *schan;  in sudmac_chan_remove()  local
301 	shdma_for_each_chan(schan, &su_dev->shdma_dev, i) {  in sudmac_chan_remove()
302 		BUG_ON(!schan);  in sudmac_chan_remove()
304 		shdma_chan_remove(schan);  in sudmac_chan_remove()
308 static dma_addr_t sudmac_slave_addr(struct shdma_chan *schan)  in sudmac_slave_addr()  argument