35 	mem = &mem[chan->dma.cur];  in OUT_RINGp()
40 	chan->dma.cur += nr_dwords;  in OUT_RINGp()
75 	    val > chan->push.vma.offset + (chan->dma.max << 2))  in READ_GET()
88 	int ip = (chan->dma.ib_put * 2) + chan->dma.ib_base;  in nv50_dma_push()
95 	BUG_ON(chan->dma.ib_free < 1);  in nv50_dma_push()
100 	chan->dma.ib_put = (chan->dma.ib_put + 1) & chan->dma.ib_max;  in nv50_dma_push()
106 	nvif_wr32(&chan->user, 0x8c, chan->dma.ib_put);  in nv50_dma_push()
107 	chan->dma.ib_free--;  in nv50_dma_push()
115 	while (chan->dma.ib_free < count) {  in nv50_dma_push_wait()
128 		chan->dma.ib_free = get - chan->dma.ib_put;  in nv50_dma_push_wait()
129 		if (chan->dma.ib_free <= 0)  in nv50_dma_push_wait()
130 			chan->dma.ib_free += chan->dma.ib_max;  in nv50_dma_push_wait()
146 	while (chan->dma.free < count) {  in nv50_dma_wait()
155 		if (get <= chan->dma.cur) {  in nv50_dma_wait()
156 			chan->dma.free = chan->dma.max - chan->dma.cur;  in nv50_dma_wait()
157 			if (chan->dma.free >= count)  in nv50_dma_wait()
169 			chan->dma.cur = 0;  in nv50_dma_wait()
170 			chan->dma.put = 0;  in nv50_dma_wait()
173 		chan->dma.free = get - chan->dma.cur - 1;  in nv50_dma_wait()
185 	if (chan->dma.ib_max)  in nouveau_dma_wait()
188 	while (chan->dma.free < size) {  in nouveau_dma_wait()
205 		if (get <= chan->dma.cur) {  in nouveau_dma_wait()
219 			chan->dma.free = chan->dma.max - chan->dma.cur;  in nouveau_dma_wait()
220 			if (chan->dma.free >= size)  in nouveau_dma_wait()
246 			chan->dma.cur  =  in nouveau_dma_wait()
247 			chan->dma.put  = NOUVEAU_DMA_SKIPS;  in nouveau_dma_wait()
256 		chan->dma.free = get - chan->dma.cur - 1;  in nouveau_dma_wait()