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Diffstat (limited to 'drivers/serial/jsm/jsm_neo.c')
-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 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)
581 return; 581 return;
582 582
583 /* Scrub off lower bits. They signify delta's, which I don't care about */ 583 /* Scrub off lower bits. They signify delta's, which I don't care about */
584 msignals &= 0xf0; 584 /* Keep DDCD and DDSR though */
585 msignals &= 0xf8;
585 586
587 if (msignals & UART_MSR_DDCD)
588 uart_handle_dcd_change(&ch->uart_port, msignals & UART_MSR_DCD);
589 if (msignals & UART_MSR_DDSR)
590 uart_handle_cts_change(&ch->uart_port, msignals & UART_MSR_CTS);
586 if (msignals & UART_MSR_DCD) 591 if (msignals & UART_MSR_DCD)
587 ch->ch_mistat |= UART_MSR_DCD; 592 ch->ch_mistat |= UART_MSR_DCD;
588 else 593 else