46 	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);  in s3c2410_dma_set_opfn()  local
48 	if (chan == NULL)  in s3c2410_dma_set_opfn()
51 	pr_debug("%s: chan=%p, op rtn=%p\n", __func__, chan, rtn);  in s3c2410_dma_set_opfn()
53 	chan->op_fn = rtn;  in s3c2410_dma_set_opfn()
61 	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);  in s3c2410_dma_set_buffdone_fn()  local
63 	if (chan == NULL)  in s3c2410_dma_set_buffdone_fn()
66 	pr_debug("%s: chan=%p, callback rtn=%p\n", __func__, chan, rtn);  in s3c2410_dma_set_buffdone_fn()
68 	chan->callback_fn = rtn;  in s3c2410_dma_set_buffdone_fn()
76 	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);  in s3c2410_dma_setflags()  local
78 	if (chan == NULL)  in s3c2410_dma_setflags()
81 	chan->flags = flags;  in s3c2410_dma_setflags()