73 	unsigned int rd_index;  member
157 	if (s->rd_index == s->wr_index) {  in block_from_buf()
165 		for (i = s->rd_index; i < s->rd_index + 3; i++)  in block_from_buf()
169 	memcpy(buf, &s->buffer[s->rd_index], 3);  in block_from_buf()
171 	s->rd_index += 3;  in block_from_buf()
172 	if (s->rd_index >= s->buf_size)  in block_from_buf()
173 		s->rd_index = 0;  in block_from_buf()
249 	if (s->wr_index == s->rd_index) {  in block_to_buf()
250 		s->rd_index += 3;  in block_to_buf()
251 		if (s->rd_index >= s->buf_size)  in block_to_buf()
252 			s->rd_index = 0;  in block_to_buf()
486 	s->rd_index = 0;  in saa6588_probe()