33 	LDMA_Descriptor_t *desc;  member
92 					  struct dma_block_config *block, LDMA_Descriptor_t *desc)  in dma_silabs_block_to_descriptor()  argument
107 	memset(desc, 0, sizeof(*desc));  in dma_silabs_block_to_descriptor()
110 		desc->xfer.structReq = 1;  in dma_silabs_block_to_descriptor()
124 	desc->xfer.size = LOG2(src_size);  in dma_silabs_block_to_descriptor()
136 	desc->xfer.xferCnt = xfer_count;  in dma_silabs_block_to_descriptor()
147 	desc->xfer.blockSize = ret;  in dma_silabs_block_to_descriptor()
152 	desc->xfer.doneIfs = config->complete_callback_en;  in dma_silabs_block_to_descriptor()
157 			desc->xfer.reqMode = ldmaCtrlReqModeAll;  in dma_silabs_block_to_descriptor()
159 			desc->xfer.reqMode = ldmaCtrlReqModeBlock;  in dma_silabs_block_to_descriptor()
162 		desc->xfer.reqMode = ldmaCtrlReqModeAll;  in dma_silabs_block_to_descriptor()
177 		desc->xfer.srcInc = ldmaCtrlSrcIncNone;  in dma_silabs_block_to_descriptor()
179 		desc->xfer.srcInc = ldmaCtrlSrcIncOne;  in dma_silabs_block_to_descriptor()
183 		desc->xfer.dstInc = ldmaCtrlDstIncNone;  in dma_silabs_block_to_descriptor()
185 		desc->xfer.dstInc = ldmaCtrlDstIncOne;  in dma_silabs_block_to_descriptor()
188 	desc->xfer.srcAddrMode = ldmaCtrlSrcAddrModeAbs;  in dma_silabs_block_to_descriptor()
189 	desc->xfer.dstAddrMode = ldmaCtrlDstAddrModeAbs;  in dma_silabs_block_to_descriptor()
198 	desc->xfer.srcAddr = block->source_address;  in dma_silabs_block_to_descriptor()
199 	desc->xfer.dstAddr = block->dest_address;  in dma_silabs_block_to_descriptor()
204 static int dma_silabs_release_descriptor(struct dma_silabs_data *data, LDMA_Descriptor_t *desc)  in dma_silabs_release_descriptor()  argument
209 	head_desc = desc;  in dma_silabs_release_descriptor()
210 	while (desc) {  in dma_silabs_release_descriptor()
211 		next_desc = LDMA_DESCRIPTOR_LINKABS_LINKADDR_TO_ADDR(desc->xfer.linkAddr);  in dma_silabs_release_descriptor()
212 		ret = sys_mem_blocks_free(data->dma_desc_pool, 1, (void **)&desc);  in dma_silabs_release_descriptor()
216 		desc = next_desc;  in dma_silabs_release_descriptor()
218 		if (desc == head_desc) {  in dma_silabs_release_descriptor()
231 	LDMA_Descriptor_t *desc, *prev_desc;  in dma_silabs_configure_descriptor()  local
241 		ret = sys_mem_blocks_alloc(data->dma_desc_pool, 1, (void **)&desc);  in dma_silabs_configure_descriptor()
246 		ret = dma_silabs_block_to_descriptor(config, chan_conf, block, desc);  in dma_silabs_configure_descriptor()
252 			chan_conf->desc = desc;  in dma_silabs_configure_descriptor()
254 			prev_desc->xfer.linkAddr = LDMA_DESCRIPTOR_LINKABS_ADDR_TO_LINKADDR(desc);  in dma_silabs_configure_descriptor()
259 		prev_desc = desc;  in dma_silabs_configure_descriptor()
264 				LDMA_DESCRIPTOR_LINKABS_ADDR_TO_LINKADDR(chan_conf->desc);  in dma_silabs_configure_descriptor()
273 	dma_silabs_release_descriptor(data, chan_conf->desc);  in dma_silabs_configure_descriptor()
346 	ret = dma_silabs_release_descriptor(data, chan_conf->desc);  in dma_silabs_configure()
441 	LDMA_StartTransfer(channel, &chan->xfer_config, chan->desc);  in dma_silabs_start()
526 	LDMA_Descriptor_t *desc = data->dma_chan_table[channel].desc;  in silabs_ldma_append_block()  local
530 	__ASSERT(!((uintptr_t)desc & ~_LDMA_CH_LINK_LINKADDR_MASK),  in silabs_ldma_append_block()
546 	if (desc->xfer.linkAddr || config->head_block->next_block) {  in silabs_ldma_append_block()
555 	ret = dma_silabs_block_to_descriptor(config, chan_conf, block_config, desc);  in silabs_ldma_append_block()
567 		sys_write32((uintptr_t)desc, (mem_addr_t)&LDMA->CH[channel].LINK);  in silabs_ldma_append_block()
573 		LDMA_StartTransfer(channel, &chan_conf->xfer_config, desc);  in silabs_ldma_append_block()