107 	unsigned int l;  in kfifo_copy_in()  local
115 	l = min(len, size - off);  in kfifo_copy_in()
117 	memcpy(fifo->data + off, src, l);  in kfifo_copy_in()
118 	memcpy(fifo->data, src + l, len - l);  in kfifo_copy_in()
129 	unsigned int l;  in __kfifo_in()  local
131 	l = kfifo_unused(fifo);  in __kfifo_in()
132 	if (len > l)  in __kfifo_in()
133 		len = l;  in __kfifo_in()
146 	unsigned int l;  in kfifo_copy_out()  local
154 	l = min(len, size - off);  in kfifo_copy_out()
156 	memcpy(dst, fifo->data + off, l);  in kfifo_copy_out()
157 	memcpy(dst + l, fifo->data, len - l);  in kfifo_copy_out()
168 	unsigned int l;  in __kfifo_out_peek()  local
170 	l = fifo->in - fifo->out;  in __kfifo_out_peek()
171 	if (len > l)  in __kfifo_out_peek()
172 		len = l;  in __kfifo_out_peek()
194 	unsigned int l;  in kfifo_copy_from_user()  local
203 	l = min(len, size - off);  in kfifo_copy_from_user()
205 	ret = copy_from_user(fifo->data + off, from, l);  in kfifo_copy_from_user()
207 		ret = DIV_ROUND_UP(ret + len - l, esize);  in kfifo_copy_from_user()
209 		ret = copy_from_user(fifo->data, from + l, len - l);  in kfifo_copy_from_user()
226 	unsigned int l;  in __kfifo_from_user()  local
234 	l = kfifo_unused(fifo);  in __kfifo_from_user()
235 	if (len > l)  in __kfifo_from_user()
236 		len = l;  in __kfifo_from_user()
252 	unsigned int l;  in kfifo_copy_to_user()  local
263 	l = min(len, size - off);  in kfifo_copy_to_user()
265 	ret = copy_to_user(to, fifo->data + off, l);  in kfifo_copy_to_user()
267 		ret = DIV_ROUND_UP(ret + len - l, esize);  in kfifo_copy_to_user()
269 		ret = copy_to_user(to + l, fifo->data, len - l);  in kfifo_copy_to_user()
286 	unsigned int l;  in __kfifo_to_user()  local
294 	l = fifo->in - fifo->out;  in __kfifo_to_user()
295 	if (len > l)  in __kfifo_to_user()
296 		len = l;  in __kfifo_to_user()
312 	unsigned int l;  in setup_sgl_buf()  local
325 	l = 0;  in setup_sgl_buf()
327 	while (len >= l + PAGE_SIZE - off) {  in setup_sgl_buf()
330 		l += PAGE_SIZE;  in setup_sgl_buf()
333 		if (page_to_phys(page) != page_to_phys(npage) - l) {  in setup_sgl_buf()
334 			sg_set_page(sgl, page, l - off, off);  in setup_sgl_buf()
339 			len -= l - off;  in setup_sgl_buf()
340 			l = off = 0;  in setup_sgl_buf()
352 	unsigned int l;  in setup_sgl()  local
361 	l = min(len, size - off);  in setup_sgl()
363 	n = setup_sgl_buf(sgl, fifo->data + off, nents, l);  in setup_sgl()
364 	n += setup_sgl_buf(sgl + n, fifo->data, nents - n, len - l);  in setup_sgl()
372 	unsigned int l;  in __kfifo_dma_in_prepare()  local
374 	l = kfifo_unused(fifo);  in __kfifo_dma_in_prepare()
375 	if (len > l)  in __kfifo_dma_in_prepare()
376 		len = l;  in __kfifo_dma_in_prepare()
385 	unsigned int l;  in __kfifo_dma_out_prepare()  local
387 	l = fifo->in - fifo->out;  in __kfifo_dma_out_prepare()
388 	if (len > l)  in __kfifo_dma_out_prepare()
389 		len = l;  in __kfifo_dma_out_prepare()
413 	unsigned int l;  in __kfifo_peek_n()  local
417 	l = __KFIFO_PEEK(data, fifo->out, mask);  in __kfifo_peek_n()
420 		l |= __KFIFO_PEEK(data, fifo->out + 1, mask) << 8;  in __kfifo_peek_n()
422 	return l;  in __kfifo_peek_n()