198 	uint32_t channel, bool status)  in dma_smartbond_set_channel_status()  argument
201 	struct channel_regs *regs = DMA_CHN2REG(channel);  in dma_smartbond_set_channel_status()
207 		DMA->DMA_CLEAR_INT_REG |= BIT(channel);  in dma_smartbond_set_channel_status()
209 		DMA->DMA_INT_MASK_REG |= BIT(channel);  in dma_smartbond_set_channel_status()
230 		DMA->DMA_INT_MASK_REG &= ~(BIT(channel));  in dma_smartbond_set_channel_status()
232 		DMA->DMA_CLEAR_INT_REG |= BIT(channel);  in dma_smartbond_set_channel_status()
245 static bool dma_channel_dst_addr_check_and_adjust(uint32_t channel, uint32_t *dst)  in dma_channel_dst_addr_check_and_adjust()  argument
265 		(channel != DMA_SECURE_CHANNEL))) {  in dma_channel_dst_addr_check_and_adjust()
281 static bool dma_channel_src_addr_check_and_adjust(uint32_t channel, uint32_t *src)  in dma_channel_src_addr_check_and_adjust()  argument
313 							(channel != DMA_SECURE_CHANNEL)) {  in dma_channel_src_addr_check_and_adjust()
417 						uint32_t channel, uint32_t *dma_ctrl_reg)  in dma_channel_update_req_sense()  argument
427 		if (channel & BIT(0)) {  in dma_channel_update_req_sense()
436 static void dma_set_mux_request(enum dma_smartbond_trig_mux trig_mux, uint32_t channel)  in dma_set_mux_request()  argument
441 	DMA_REQ_MUX_REG_SET(channel, trig_mux);  in dma_set_mux_request()
455 		switch (channel) {  in dma_set_mux_request()
485 static int dma_smartbond_config(const struct device *dev, uint32_t channel, struct dma_config *cfg)  in dma_smartbond_config()  argument
492 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_config()
496 	regs = DMA_CHN2REG(channel);  in dma_smartbond_config()
516 		data->channel_data[channel].cb = cfg->dma_callback;  in dma_smartbond_config()
517 		data->channel_data[channel].user_data = cfg->user_data;  in dma_smartbond_config()
522 		data->channel_data[channel].cb = NULL;  in dma_smartbond_config()
523 		data->channel_data[channel].user_data = NULL;  in dma_smartbond_config()
526 	data->channel_data[channel].dir = cfg->channel_direction;  in dma_smartbond_config()
545 	data->channel_data[channel].burst_len = cfg->source_burst_length;  in dma_smartbond_config()
553 	data->channel_data[channel].bus_width = cfg->source_data_size;  in dma_smartbond_config()
597 	dma_channel_update_req_sense(cfg->dma_slot, channel, &dma_ctrl_reg);  in dma_smartbond_config()
603 	if (!dma_channel_src_addr_check_and_adjust(channel, &src_dst_address)) {  in dma_smartbond_config()
615 	if (!dma_channel_dst_addr_check_and_adjust(channel, &src_dst_address)) {  in dma_smartbond_config()
642 	dma_set_mux_request(cfg->dma_slot, channel);  in dma_smartbond_config()
645 	data->channel_data[channel].is_dma_configured = true;  in dma_smartbond_config()
651 static int dma_smartbond_reload(const struct device *dev, uint32_t channel, uint32_t src,  in dma_smartbond_reload()  argument
657 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_reload()
661 	regs = DMA_CHN2REG(channel);  in dma_smartbond_reload()
663 	if (!data->channel_data[channel].is_dma_configured) {  in dma_smartbond_reload()
678 	if (src % data->channel_data[channel].bus_width) {  in dma_smartbond_reload()
683 	if (!dma_channel_src_addr_check_and_adjust(channel, &src)) {  in dma_smartbond_reload()
689 	if (dst % data->channel_data[channel].bus_width) {  in dma_smartbond_reload()
694 	if (!dma_channel_dst_addr_check_and_adjust(channel, &dst)) {  in dma_smartbond_reload()
700 	if (size % (data->channel_data[channel].burst_len *  in dma_smartbond_reload()
701 							data->channel_data[channel].bus_width)) {  in dma_smartbond_reload()
706 	regs->DMA_LEN_REG = (size / data->channel_data[channel].bus_width) - 1;  in dma_smartbond_reload()
709 	regs->DMA_INT_REG = (size / data->channel_data[channel].bus_width) - 1;  in dma_smartbond_reload()
714 static int dma_smartbond_start(const struct device *dev, uint32_t channel)  in dma_smartbond_start()  argument
719 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_start()
723 	regs = DMA_CHN2REG(channel);  in dma_smartbond_start()
725 	if (!data->channel_data[channel].is_dma_configured) {  in dma_smartbond_start()
735 	dma_smartbond_set_channel_status(dev, channel, true);  in dma_smartbond_start()
740 static int dma_smartbond_stop(const struct device *dev, uint32_t channel)  in dma_smartbond_stop()  argument
744 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_stop()
748 	regs = DMA_CHN2REG(channel);  in dma_smartbond_stop()
755 	dma_smartbond_set_channel_status(dev, channel, false);  in dma_smartbond_stop()
760 static int dma_smartbond_suspend(const struct device *dev, uint32_t channel)  in dma_smartbond_suspend()  argument
762 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_suspend()
783 static int dma_smartbond_resume(const struct device *dev, uint32_t channel)  in dma_smartbond_resume()  argument
785 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_resume()
798 static int dma_smartbond_get_status(const struct device *dev, uint32_t channel,  in dma_smartbond_get_status()  argument
807 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_get_status()
816 	if (!data->channel_data[channel].is_dma_configured) {  in dma_smartbond_get_status()
821 	regs = DMA_CHN2REG(channel);  in dma_smartbond_get_status()
847 	stat->dir = data->channel_data[channel].dir;  in dma_smartbond_get_status()
889 static bool dma_smartbond_chan_filter(const struct device *dev, int channel, void *filter_param)  in dma_smartbond_chan_filter()  argument
893 	if (channel >= DMA_CHANNELS_COUNT) {  in dma_smartbond_chan_filter()
905 	if (channel == requested_channel) {  in dma_smartbond_chan_filter()