777 	struct idmac_tx_desc *desc, struct scatterlist *sg, int buf_idx)  in ipu_submit_buffer()  argument
791 	ipu_update_channel_buffer(ichan, buf_idx, sg_dma_address(sg));  in ipu_submit_buffer()
795 		sg, chan_id, buf_idx);  in ipu_submit_buffer()
804 	struct scatterlist *sg;  in ipu_submit_channel_buffers()  local
807 	for (i = 0, sg = desc->sg; i < 2 && sg; i++) {  in ipu_submit_channel_buffers()
808 		if (!ichan->sg[i]) {  in ipu_submit_channel_buffers()
809 			ichan->sg[i] = sg;  in ipu_submit_channel_buffers()
811 			ret = ipu_submit_buffer(ichan, desc, sg, i);  in ipu_submit_channel_buffers()
815 			sg = sg_next(sg);  in ipu_submit_channel_buffers()
850 		dma_addr_t dma_1 = sg_is_last(desc->sg) ? 0 :  in idmac_tx_submit()
851 			sg_dma_address(&desc->sg[1]);  in idmac_tx_submit()
853 		WARN_ON(ichan->sg[0] || ichan->sg[1]);  in idmac_tx_submit()
861 						 sg_dma_address(&desc->sg[0]),  in idmac_tx_submit()
867 	dev_dbg(dev, "Submitting sg %p\n", &desc->sg[0]);  in idmac_tx_submit()
1126 	struct idmac_tx_desc **desc, struct scatterlist *sg)  in idmac_sg_next()  argument
1128 	struct scatterlist *sgnew = sg ? sg_next(sg) : NULL;  in idmac_sg_next()
1140 	return (*desc)->sg;  in idmac_sg_next()
1160 	struct scatterlist **sg, *sgnext, *sgnew = NULL;  in idmac_interrupt()  local
1210 		ichan->sg[ichan->active_buffer] = NULL;  in idmac_interrupt()
1224 	sg = &ichan->sg[ichan->active_buffer];  in idmac_interrupt()
1225 	sgnext = ichan->sg[!ichan->active_buffer];  in idmac_interrupt()
1227 	if (!*sg) {  in idmac_interrupt()
1236 		irq, (u64)sg_dma_address(*sg),  in idmac_interrupt()
1241 	sgnew = idmac_sg_next(ichan, &descnew, *sg);  in idmac_interrupt()
1250 		if (!WARN_ON(sg_next(*sg)))  in idmac_interrupt()
1252 		ichan->sg[!ichan->active_buffer] = sgnew;  in idmac_interrupt()
1268 	if (unlikely(!sg_next(*sg)) || !sgnext) {  in idmac_interrupt()
1277 	*sg = sgnew;  in idmac_interrupt()
1315 		struct scatterlist *sg;  in ipu_gc_tasklet()  local
1323 				for_each_sg(desc->sg, sg, desc->sg_len, k) {  in ipu_gc_tasklet()
1324 					if (ichan->sg[0] == sg)  in ipu_gc_tasklet()
1325 						ichan->sg[0] = NULL;  in ipu_gc_tasklet()
1326 					else if (ichan->sg[1] == sg)  in ipu_gc_tasklet()
1327 						ichan->sg[1] = NULL;  in ipu_gc_tasklet()
1367 		desc->sg	= sgl;  in idmac_prep_slave_sg()
1418 	ichan->sg[0] = NULL;  in idmac_pause()
1419 	ichan->sg[1] = NULL;  in idmac_pause()
1457 	ichan->sg[0] = NULL;  in __idmac_terminate_all()
1458 	ichan->sg[1] = NULL;  in __idmac_terminate_all()