Searched refs:uart_circ_chars_free (Results 1 – 2 of 2) sorted by relevance
462 #define uart_circ_chars_free(circ) \ macro
554 if (port && uart_circ_chars_free(circ) != 0) { in uart_put_char()619 ret = uart_circ_chars_free(&state->xmit); in uart_write_room()