diff options
Diffstat (limited to 'drivers/serial/jsm/jsm_neo.c')
| -rw-r--r-- | drivers/serial/jsm/jsm_neo.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c index 8be8da37f629..b2d6f5b1a7c2 100644 --- a/drivers/serial/jsm/jsm_neo.c +++ b/drivers/serial/jsm/jsm_neo.c @@ -581,8 +581,13 @@ static void neo_parse_modem(struct jsm_channel *ch, u8 signals) return; /* Scrub off lower bits. They signify delta's, which I don't care about */ - msignals &= 0xf0; + /* Keep DDCD and DDSR though */ + msignals &= 0xf8; + if (msignals & UART_MSR_DDCD) + uart_handle_dcd_change(&ch->uart_port, msignals & UART_MSR_DCD); + if (msignals & UART_MSR_DDSR) + uart_handle_cts_change(&ch->uart_port, msignals & UART_MSR_CTS); if (msignals & UART_MSR_DCD) ch->ch_mistat |= UART_MSR_DCD; else |