64 	for (int channel = 0; channel < DMA_CHANNELS_NO; channel++) {  in sam_xdmac_isr()  local
65 		if (!(isr_status & (1 << channel))) {  in sam_xdmac_isr()
69 		channel_cfg = &dev_data->dma_channels[channel];  in sam_xdmac_isr()
72 		err = xdmac->XDMAC_CHID[channel].XDMAC_CIS & XDMAC_INT_ERR;  in sam_xdmac_isr()
77 					      channel, err);  in sam_xdmac_isr()
82 int sam_xdmac_channel_configure(const struct device *dev, uint32_t channel,  in sam_xdmac_channel_configure()  argument
89 	if (channel >= DMA_CHANNELS_NO) {  in sam_xdmac_channel_configure()
94 	if (xdmac->XDMAC_GS & (XDMAC_GS_ST0 << channel)) {  in sam_xdmac_channel_configure()
99 	xdmac->XDMAC_CHID[channel].XDMAC_CID = 0xFF;  in sam_xdmac_channel_configure()
101 	(void)xdmac->XDMAC_CHID[channel].XDMAC_CIS;  in sam_xdmac_channel_configure()
110 	xdmac->XDMAC_CHID[channel].XDMAC_CC = param->cfg;  in sam_xdmac_channel_configure()
113 	xdmac->XDMAC_CHID[channel].XDMAC_CDS_MSP = param->ds_msp;  in sam_xdmac_channel_configure()
115 	xdmac->XDMAC_CHID[channel].XDMAC_CSUS = param->sus;  in sam_xdmac_channel_configure()
117 	xdmac->XDMAC_CHID[channel].XDMAC_CDUS = param->dus;  in sam_xdmac_channel_configure()
120 	xdmac->XDMAC_CHID[channel].XDMAC_CIE = param->cie;  in sam_xdmac_channel_configure()
125 int sam_xdmac_transfer_configure(const struct device *dev, uint32_t channel,  in sam_xdmac_transfer_configure()  argument
132 	if (channel >= DMA_CHANNELS_NO) {  in sam_xdmac_transfer_configure()
137 	if (xdmac->XDMAC_GS & (XDMAC_GS_ST0 << channel)) {  in sam_xdmac_transfer_configure()
148 	xdmac->XDMAC_CHID[channel].XDMAC_CSA = param->sa;  in sam_xdmac_transfer_configure()
150 	xdmac->XDMAC_CHID[channel].XDMAC_CDA = param->da;  in sam_xdmac_transfer_configure()
159 		xdmac->XDMAC_CHID[channel].XDMAC_CUBC = param->ublen;  in sam_xdmac_transfer_configure()
161 		xdmac->XDMAC_CHID[channel].XDMAC_CBC = param->blen;  in sam_xdmac_transfer_configure()
169 		xdmac->XDMAC_CHID[channel].XDMAC_CNDA = param->nda;  in sam_xdmac_transfer_configure()
173 	xdmac->XDMAC_CHID[channel].XDMAC_CNDC = param->ndc;  in sam_xdmac_transfer_configure()
178 static int sam_xdmac_config(const struct device *dev, uint32_t channel,  in sam_xdmac_config()  argument
188 	if (channel >= DMA_CHANNELS_NO) {  in sam_xdmac_config()
210 	dev_data->dma_channels[channel].data_size = data_size;  in sam_xdmac_config()
269 	ret = sam_xdmac_channel_configure(dev, channel, &channel_cfg);  in sam_xdmac_config()
274 	dev_data->dma_channels[channel].callback = cfg->dma_callback;  in sam_xdmac_config()
275 	dev_data->dma_channels[channel].user_data = cfg->user_data;  in sam_xdmac_config()
282 	ret = sam_xdmac_transfer_configure(dev, channel, &transfer_cfg);  in sam_xdmac_config()
287 static int sam_xdmac_transfer_reload(const struct device *dev, uint32_t channel,  in sam_xdmac_transfer_reload()  argument
294 		.ublen = size >> dev_data->dma_channels[channel].data_size,  in sam_xdmac_transfer_reload()
297 	return sam_xdmac_transfer_configure(dev, channel, &transfer_cfg);  in sam_xdmac_transfer_reload()
300 int sam_xdmac_transfer_start(const struct device *dev, uint32_t channel)  in sam_xdmac_transfer_start()  argument
306 	if (channel >= DMA_CHANNELS_NO) {  in sam_xdmac_transfer_start()
307 		LOG_DBG("Channel %d out of range", channel);  in sam_xdmac_transfer_start()
312 	if (xdmac->XDMAC_GS & (XDMAC_GS_ST0 << channel)) {  in sam_xdmac_transfer_start()
313 		LOG_DBG("Channel %d already enabled", channel);  in sam_xdmac_transfer_start()
318 	xdmac->XDMAC_GIE = XDMAC_GIE_IE0 << channel;  in sam_xdmac_transfer_start()
320 	xdmac->XDMAC_GE = XDMAC_GE_EN0 << channel;  in sam_xdmac_transfer_start()
325 int sam_xdmac_transfer_stop(const struct device *dev, uint32_t channel)  in sam_xdmac_transfer_stop()  argument
331 	if (channel >= DMA_CHANNELS_NO) {  in sam_xdmac_transfer_stop()
336 	if (!(xdmac->XDMAC_GS & (XDMAC_GS_ST0 << channel))) {  in sam_xdmac_transfer_stop()
341 	xdmac->XDMAC_GD = XDMAC_GD_DI0 << channel;  in sam_xdmac_transfer_stop()
343 	xdmac->XDMAC_GID = XDMAC_GID_ID0 << channel;  in sam_xdmac_transfer_stop()
345 	xdmac->XDMAC_CHID[channel].XDMAC_CID = 0xFF;  in sam_xdmac_transfer_stop()
347 	(void)xdmac->XDMAC_CHID[channel].XDMAC_CIS;  in sam_xdmac_transfer_stop()
378 static int sam_xdmac_get_status(const struct device *dev, uint32_t channel,  in sam_xdmac_get_status()  argument
384 	uint32_t chan_cfg = xdmac->XDMAC_CHID[channel].XDMAC_CC;  in sam_xdmac_get_status()
385 	uint32_t ublen = xdmac->XDMAC_CHID[channel].XDMAC_CUBC;  in sam_xdmac_get_status()