108 void omni_sg_dma_start(struct cobalt_stream *s, struct sg_dma_desc_info *desc)  in omni_sg_dma_start()  argument
112 	iowrite32((u32)((u64)desc->bus >> 32), DESCRIPTOR(s->dma_channel) + 4);  in omni_sg_dma_start()
113 	iowrite32((u32)desc->bus & NEXT_ADRS_MSK, DESCRIPTOR(s->dma_channel));  in omni_sg_dma_start()
164 		struct sg_dma_desc_info *desc)  in descriptor_list_create()  argument
166 	struct sg_dma_descriptor *d = (struct sg_dma_descriptor *)desc->virt;  in descriptor_list_create()
167 	dma_addr_t next = desc->bus;  in descriptor_list_create()
268 			d->next_h = (u32)((u64)desc->bus >> 32);  in descriptor_list_create()
269 			d->next_l = (u32)desc->bus |  in descriptor_list_create()
273 			desc->last_desc_virt = d;  in descriptor_list_create()
298 void *descriptor_list_allocate(struct sg_dma_desc_info *desc, size_t bytes)  in descriptor_list_allocate()  argument
300 	desc->size = bytes;  in descriptor_list_allocate()
301 	desc->virt = dma_alloc_coherent(desc->dev, bytes,  in descriptor_list_allocate()
302 					&desc->bus, GFP_KERNEL);  in descriptor_list_allocate()
303 	return desc->virt;  in descriptor_list_allocate()
306 void descriptor_list_free(struct sg_dma_desc_info *desc)  in descriptor_list_free()  argument
308 	if (desc->virt)  in descriptor_list_free()
309 		dma_free_coherent(desc->dev, desc->size,  in descriptor_list_free()
310 				  desc->virt, desc->bus);  in descriptor_list_free()
311 	desc->virt = NULL;  in descriptor_list_free()
314 void descriptor_list_interrupt_enable(struct sg_dma_desc_info *desc)  in descriptor_list_interrupt_enable()  argument
316 	struct sg_dma_descriptor *d = desc->last_desc_virt;  in descriptor_list_interrupt_enable()
321 void descriptor_list_interrupt_disable(struct sg_dma_desc_info *desc)  in descriptor_list_interrupt_disable()  argument
323 	struct sg_dma_descriptor *d = desc->last_desc_virt;  in descriptor_list_interrupt_disable()
328 void descriptor_list_loopback(struct sg_dma_desc_info *desc)  in descriptor_list_loopback()  argument
330 	struct sg_dma_descriptor *d = desc->last_desc_virt;  in descriptor_list_loopback()
332 	d->next_h = (u32)((u64)desc->bus >> 32);  in descriptor_list_loopback()
333 	d->next_l = (u32)desc->bus | (d->next_l & DESCRIPTOR_FLAG_MSK);  in descriptor_list_loopback()
336 void descriptor_list_end_of_chain(struct sg_dma_desc_info *desc)  in descriptor_list_end_of_chain()  argument
338 	struct sg_dma_descriptor *d = desc->last_desc_virt;  in descriptor_list_end_of_chain()