28 	unsigned rd, wr;  member
35 	unsigned int wr;  member
49 		buf->buffer[buf->wr] = buf->shreg;  in hdlcdrv_add_bitbuffer()
50 		buf->wr = (buf->wr+1) % sizeof(buf->buffer);  in hdlcdrv_add_bitbuffer()
58 	buf->buffer[buf->wr] = bits & 0xff;  in hdlcdrv_add_bitbuffer_word()
59 	buf->wr = (buf->wr+1) % sizeof(buf->buffer);  in hdlcdrv_add_bitbuffer_word()
60 	buf->buffer[buf->wr] = (bits >> 8) & 0xff;  in hdlcdrv_add_bitbuffer_word()
61 	buf->wr = (buf->wr+1) % sizeof(buf->buffer);  in hdlcdrv_add_bitbuffer_word()
164 	ret = !((HDLCDRV_HDLCBUFFER - 1 + hb->rd - hb->wr) % HDLCDRV_HDLCBUFFER);  in hdlcdrv_hbuf_full()
177 	ret = (hb->rd == hb->wr);  in hdlcdrv_hbuf_empty()
191 	if (hb->rd == hb->wr)  in hdlcdrv_hbuf_get()
211 	newp = (hb->wr+1) % HDLCDRV_HDLCBUFFER;  in hdlcdrv_hbuf_put()
213 		hb->buf[hb->wr] = val & 0xffff;  in hdlcdrv_hbuf_put()
214 		hb->wr = newp;  in hdlcdrv_hbuf_put()