108 	unsigned int l;  in kfifo_copy_in()  local
116 	l = min(len, size - off);  in kfifo_copy_in()
118 	memcpy(fifo->data + off, src, l);  in kfifo_copy_in()
119 	memcpy(fifo->data, src + l, len - l);  in kfifo_copy_in()
130 	unsigned int l;  in __kfifo_in()  local
132 	l = kfifo_unused(fifo);  in __kfifo_in()
133 	if (len > l)  in __kfifo_in()
134 		len = l;  in __kfifo_in()
147 	unsigned int l;  in kfifo_copy_out()  local
155 	l = min(len, size - off);  in kfifo_copy_out()
157 	memcpy(dst, fifo->data + off, l);  in kfifo_copy_out()
158 	memcpy(dst + l, fifo->data, len - l);  in kfifo_copy_out()
169 	unsigned int l;  in __kfifo_out_peek()  local
171 	l = fifo->in - fifo->out;  in __kfifo_out_peek()
172 	if (len > l)  in __kfifo_out_peek()
173 		len = l;  in __kfifo_out_peek()
195 	unsigned int l;  in kfifo_copy_from_user()  local
204 	l = min(len, size - off);  in kfifo_copy_from_user()
206 	ret = copy_from_user(fifo->data + off, from, l);  in kfifo_copy_from_user()
208 		ret = DIV_ROUND_UP(ret + len - l, esize);  in kfifo_copy_from_user()
210 		ret = copy_from_user(fifo->data, from + l, len - l);  in kfifo_copy_from_user()
227 	unsigned int l;  in __kfifo_from_user()  local
235 	l = kfifo_unused(fifo);  in __kfifo_from_user()
236 	if (len > l)  in __kfifo_from_user()
237 		len = l;  in __kfifo_from_user()
253 	unsigned int l;  in kfifo_copy_to_user()  local
264 	l = min(len, size - off);  in kfifo_copy_to_user()
266 	ret = copy_to_user(to, fifo->data + off, l);  in kfifo_copy_to_user()
268 		ret = DIV_ROUND_UP(ret + len - l, esize);  in kfifo_copy_to_user()
270 		ret = copy_to_user(to + l, fifo->data, len - l);  in kfifo_copy_to_user()
287 	unsigned int l;  in __kfifo_to_user()  local
295 	l = fifo->in - fifo->out;  in __kfifo_to_user()
296 	if (len > l)  in __kfifo_to_user()
297 		len = l;  in __kfifo_to_user()
313 	unsigned int l;  in setup_sgl_buf()  local
326 	l = 0;  in setup_sgl_buf()
328 	while (len >= l + PAGE_SIZE - off) {  in setup_sgl_buf()
331 		l += PAGE_SIZE;  in setup_sgl_buf()
334 		if (page_to_phys(page) != page_to_phys(npage) - l) {  in setup_sgl_buf()
335 			sg_set_page(sgl, page, l - off, off);  in setup_sgl_buf()
340 			len -= l - off;  in setup_sgl_buf()
341 			l = off = 0;  in setup_sgl_buf()
353 	unsigned int l;  in setup_sgl()  local
362 	l = min(len, size - off);  in setup_sgl()
364 	n = setup_sgl_buf(sgl, fifo->data + off, nents, l);  in setup_sgl()
365 	n += setup_sgl_buf(sgl + n, fifo->data, nents - n, len - l);  in setup_sgl()
373 	unsigned int l;  in __kfifo_dma_in_prepare()  local
375 	l = kfifo_unused(fifo);  in __kfifo_dma_in_prepare()
376 	if (len > l)  in __kfifo_dma_in_prepare()
377 		len = l;  in __kfifo_dma_in_prepare()
386 	unsigned int l;  in __kfifo_dma_out_prepare()  local
388 	l = fifo->in - fifo->out;  in __kfifo_dma_out_prepare()
389 	if (len > l)  in __kfifo_dma_out_prepare()
390 		len = l;  in __kfifo_dma_out_prepare()
414 	unsigned int l;  in __kfifo_peek_n()  local
418 	l = __KFIFO_PEEK(data, fifo->out, mask);  in __kfifo_peek_n()
421 		l |= __KFIFO_PEEK(data, fifo->out + 1, mask) << 8;  in __kfifo_peek_n()
423 	return l;  in __kfifo_peek_n()