14 static bool sg_dwiter_next(struct sg_mapping_iter *miter)  in sg_dwiter_next()  argument
16 	if (sg_miter_next(miter)) {  in sg_dwiter_next()
17 		miter->consumed = 0;  in sg_dwiter_next()
23 static bool sg_dwiter_is_at_end(struct sg_mapping_iter *miter)  in sg_dwiter_is_at_end()  argument
25 	return miter->length == miter->consumed && !sg_dwiter_next(miter);  in sg_dwiter_is_at_end()
28 static uint32_t sg_dwiter_read_buffer(struct sg_mapping_iter *miter)  in sg_dwiter_read_buffer()  argument
35 		len = min(miter->length - miter->consumed, left);  in sg_dwiter_read_buffer()
36 		memcpy(addr, miter->addr + miter->consumed, len);  in sg_dwiter_read_buffer()
37 		miter->consumed += len;  in sg_dwiter_read_buffer()
42 	} while (sg_dwiter_next(miter));  in sg_dwiter_read_buffer()
57 static bool sg_dwiter_get_next_block(struct sg_mapping_iter *miter, uint32_t **ptr)  in sg_dwiter_get_next_block()  argument
61 	if (sg_dwiter_is_at_end(miter))  in sg_dwiter_get_next_block()
64 	len = miter->length - miter->consumed;  in sg_dwiter_get_next_block()
67 			miter->addr + miter->consumed))) {  in sg_dwiter_get_next_block()
68 		*ptr = miter->addr + miter->consumed;  in sg_dwiter_get_next_block()
69 		miter->consumed += 4;  in sg_dwiter_get_next_block()
93 uint32_t cb710_sg_dwiter_read_next_block(struct sg_mapping_iter *miter)  in cb710_sg_dwiter_read_next_block()  argument
97 	if (likely(sg_dwiter_get_next_block(miter, &ptr)))  in cb710_sg_dwiter_read_next_block()
100 	return sg_dwiter_read_buffer(miter);  in cb710_sg_dwiter_read_next_block()
104 static void sg_dwiter_write_slow(struct sg_mapping_iter *miter, uint32_t data)  in sg_dwiter_write_slow()  argument
110 		len = min(miter->length - miter->consumed, left);  in sg_dwiter_write_slow()
111 		memcpy(miter->addr, addr, len);  in sg_dwiter_write_slow()
112 		miter->consumed += len;  in sg_dwiter_write_slow()
117 	} while (sg_dwiter_next(miter));  in sg_dwiter_write_slow()
133 void cb710_sg_dwiter_write_next_block(struct sg_mapping_iter *miter, uint32_t data)  in cb710_sg_dwiter_write_next_block()  argument
137 	if (likely(sg_dwiter_get_next_block(miter, &ptr))) {  in cb710_sg_dwiter_write_next_block()
143 		sg_dwiter_write_slow(miter, data);  in cb710_sg_dwiter_write_next_block()