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-rw-r--r--drivers/serial/jsm/jsm_neo.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index 8be8da3..b2d6f5b 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
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