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Date: Wed, 15 Feb 2017 17:31:06 +0300 From: Andrey Drobyshev <immortalguardian1@...il.com> To: linux-kernel@...r.kernel.org Cc: gq@...msu.su, giometti@...eenne.com Subject: [PATCH 5/8] LinuxPPS: pps_parport: Do not generate assert in case of lost signal. From: Alexander GQ Gerasiov <gq@...msu.su> Since clear timeout is non-zero, some clear event capture is requested. Therefore, if signal is lost we shouldn't generate assert event alone. Signed-off-by: Alexander GQ Gerasiov <gq@...msu.su> --- drivers/pps/clients/pps_parport.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/pps/clients/pps_parport.c b/drivers/pps/clients/pps_parport.c index 83797d8..37094b0 100644 --- a/drivers/pps/clients/pps_parport.c +++ b/drivers/pps/clients/pps_parport.c @@ -96,7 +96,7 @@ static void parport_irq(void *handle) if (!signal_is_set(port)) { local_irq_restore(flags); dev_err(dev->pps->dev, "lost the signal\n"); - goto out_assert; + goto out_none; } /* poll the port until the signal is unset */ @@ -118,6 +118,9 @@ static void parport_irq(void *handle) dev->cw_err = 0; } +out_none: + return; + out_assert: /* fire assert event */ pps_event(dev->pps, &ts_assert, -- 2.1.4
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