28 	cdr->write = cdr->base;  in safexcel_init_ring_descriptors()
65 	rdr->write = rdr->base;  in safexcel_init_ring_descriptors()
82 	void *ptr = ring->write;  in safexcel_ring_next_cwptr()
87 	if ((ring->write == ring->read - ring->offset) ||  in safexcel_ring_next_cwptr()
88 	    (ring->read == ring->base && ring->write == ring->base_end))  in safexcel_ring_next_cwptr()
91 	if (ring->write == ring->base_end) {  in safexcel_ring_next_cwptr()
92 		ring->write = ring->base;  in safexcel_ring_next_cwptr()
95 		ring->write += ring->offset;  in safexcel_ring_next_cwptr()
106 	void *ptr = ring->write;  in safexcel_ring_next_rwptr()
109 	*rtoken = ring->write + ring->shoffset;  in safexcel_ring_next_rwptr()
111 	if ((ring->write == ring->read - ring->offset) ||  in safexcel_ring_next_rwptr()
112 	    (ring->read == ring->base && ring->write == ring->base_end))  in safexcel_ring_next_rwptr()
115 	if (ring->write == ring->base_end)  in safexcel_ring_next_rwptr()
116 		ring->write = ring->base;  in safexcel_ring_next_rwptr()
118 		ring->write += ring->offset;  in safexcel_ring_next_rwptr()
128 	if (ring->write == ring->read)  in safexcel_ring_next_rptr()
167 	if (ring->write == ring->read)  in safexcel_ring_rollback_wptr()
170 	if (ring->write == ring->base) {  in safexcel_ring_rollback_wptr()
171 		ring->write = ring->base_end;  in safexcel_ring_rollback_wptr()
174 		ring->write -= ring->offset;  in safexcel_ring_rollback_wptr()