4  * SPDX-License-Identifier: Apache-2.0
38 #define DEV_DATA(dev) ((struct dma_sedi_driver_data *const)(dev)->data)
40 	((const struct dma_sedi_config_info *const)(dev)->config)
46 static void dma_handler(sedi_dma_t dma_device, int channel, int event_id,  in dma_handler()  argument
52 	struct dma_config *config = &(data->dma_configs[channel]);  in dma_handler()
54 	/* run user-defined callback */  in dma_handler()
55 	if (config->dma_callback) {  in dma_handler()
57 		    (config->complete_callback_en)) {  in dma_handler()
58 			config->dma_callback(dev, config->user_data,  in dma_handler()
59 					channel, 0);  in dma_handler()
60 		} else if (!config->error_callback_dis) {  in dma_handler()
61 			config->dma_callback(dev, config->user_data,  in dma_handler()
62 					channel, event_id);  in dma_handler()
90 		return -ENOTSUP;  in width_index()
125 		return -ENOTSUP;  in burst_index()
140 	switch (config->channel_direction) {  in dma_config_convert()
145 		*sedi_dma_dir = config->channel_direction;  in dma_config_convert()
167 static int dma_sedi_apply_common_config(sedi_dma_t dev, uint32_t channel,  in dma_sedi_apply_common_config()  argument
180 	sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_DIRECTION,  in dma_sedi_apply_common_config()
184 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_SR_MEM_TYPE,  in dma_sedi_apply_common_config()
186 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_DT_MEM_TYPE,  in dma_sedi_apply_common_config()
189 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_HS_DEVICE_ID,  in dma_sedi_apply_common_config()
190 				 config->dma_slot);  in dma_sedi_apply_common_config()
191 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_HS_POLARITY,  in dma_sedi_apply_common_config()
193 		sedi_dma_control(dev, channel,  in dma_sedi_apply_common_config()
197 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_HS_DEVICE_ID,  in dma_sedi_apply_common_config()
198 				 config->dma_slot);  in dma_sedi_apply_common_config()
199 		sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_HS_POLARITY,  in dma_sedi_apply_common_config()
201 		sedi_dma_control(dev, channel,  in dma_sedi_apply_common_config()
205 		return -1;  in dma_sedi_apply_common_config()
210 static int dma_sedi_apply_single_config(sedi_dma_t dev, uint32_t channel,  in dma_sedi_apply_single_config()  argument
216 	ret = dma_sedi_apply_common_config(dev, channel, config, NULL);  in dma_sedi_apply_single_config()
221 	ret = width_index(config->source_data_size, &temp);  in dma_sedi_apply_single_config()
225 	sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_SR_TRANS_WIDTH, temp);  in dma_sedi_apply_single_config()
228 	ret = width_index(config->dest_data_size, &temp);  in dma_sedi_apply_single_config()
232 	sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_DT_TRANS_WIDTH, temp);  in dma_sedi_apply_single_config()
235 	ret = burst_index(config->source_burst_length, &temp);  in dma_sedi_apply_single_config()
239 	sedi_dma_control(dev, channel, SEDI_CONFIG_DMA_BURST_LENGTH, temp);  in dma_sedi_apply_single_config()
246 static int dma_sedi_chan_config(const struct device *dev, uint32_t channel,  in dma_sedi_chan_config()  argument
249 	if ((dev == NULL) || (channel >= DEV_CFG(dev)->chn_num)  in dma_sedi_chan_config()
251 		|| (config->block_count != 1)) {  in dma_sedi_chan_config()
258 	memcpy(&(data->dma_configs[channel]), config, sizeof(struct dma_config));  in dma_sedi_chan_config()
263 	sedi_dma_init(info->peripheral_id, (int)channel, cb, (void *)dev);  in dma_sedi_chan_config()
268 	return -1;  in dma_sedi_chan_config()
271 static int dma_sedi_reload(const struct device *dev, uint32_t channel,  in dma_sedi_reload()  argument
274 	if ((dev == NULL) || (channel >= DEV_CFG(dev)->chn_num)) {  in dma_sedi_reload()
276 		return -ENOTSUP;  in dma_sedi_reload()
281 	struct dma_config *config = &(data->dma_configs[channel]);  in dma_sedi_reload()
284 	if ((config == NULL) || (config->head_block == NULL)) {  in dma_sedi_reload()
286 		return -ENOTSUP;  in dma_sedi_reload()
288 	block_config = config->head_block;  in dma_sedi_reload()
290 	if ((config->block_count == 1) || (block_config->next_block == NULL)) {  in dma_sedi_reload()
291 		block_config->source_address = src;  in dma_sedi_reload()
292 		block_config->dest_address = dst;  in dma_sedi_reload()
293 		block_config->block_size = size;  in dma_sedi_reload()
295 		LOG_ERR("no reload support for multi-linkedlist mode");  in dma_sedi_reload()
296 		return -ENOTSUP;  in dma_sedi_reload()
301 static int dma_sedi_start(const struct device *dev, uint32_t channel)  in dma_sedi_start()  argument
303 	if ((dev == NULL) || (channel >= DEV_CFG(dev)->chn_num)) {  in dma_sedi_start()
305 		return -ENOTSUP;  in dma_sedi_start()
308 	int ret = -1;  in dma_sedi_start()
311 	struct dma_config *config = &(data->dma_configs[channel]);  in dma_sedi_start()
312 	struct dma_block_config *block_config = config->head_block;  in dma_sedi_start()
315 	if (config->block_count == 1) {  in dma_sedi_start()
317 		ret = dma_sedi_apply_single_config(info->peripheral_id,  in dma_sedi_start()
318 						   channel, config);  in dma_sedi_start()
322 		src_addr = block_config->source_address;  in dma_sedi_start()
323 		dst_addr = block_config->dest_address;  in dma_sedi_start()
325 		ret = sedi_dma_start_transfer(info->peripheral_id, channel,  in dma_sedi_start()
326 						src_addr, dst_addr, block_config->block_size);  in dma_sedi_start()
343 static int dma_sedi_stop(const struct device *dev, uint32_t channel)  in dma_sedi_stop()  argument
347 	LOG_DBG("stopping dma: %p, %d", dev, channel);  in dma_sedi_stop()
348 	sedi_dma_abort_transfer(info->peripheral_id, channel);  in dma_sedi_stop()
365 	config->irq_config();  in dma_sedi_init()