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Groups > linux.kernel > #1512975
| From | Vineet Gupta <Vineet.Gupta1@synopsys.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/9] ARC: timer: rtc: implement read loop in "C" vs. inline asm |
| Date | 2016-11-01 00:00 +0100 |
| Message-ID | <sytIB-bU-17@gated-at.bofh.it> (permalink) |
| References | <syp2h-5zh-25@gated-at.bofh.it> <sytyV-8o-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
To allow for easy movement into drivers/clocksource
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
---
arch/arc/kernel/time.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/arch/arc/kernel/time.c b/arch/arc/kernel/time.c
index a2db010cde18..2c51e3cafad0 100644
--- a/arch/arc/kernel/time.c
+++ b/arch/arc/kernel/time.c
@@ -153,14 +153,11 @@ static cycle_t arc_read_rtc(struct clocksource *cs)
cycle_t full;
} stamp;
-
- __asm__ __volatile(
- "1: \n"
- " lr %0, [AUX_RTC_LOW] \n"
- " lr %1, [AUX_RTC_HIGH] \n"
- " lr %2, [AUX_RTC_CTRL] \n"
- " bbit0.nt %2, 31, 1b \n"
- : "=r" (stamp.low), "=r" (stamp.high), "=r" (status));
+ do {
+ stamp.low = read_aux_reg(AUX_RTC_LOW);
+ stamp.high = read_aux_reg(AUX_RTC_HIGH);
+ status = read_aux_reg(AUX_RTC_CTRL);
+ } while (!(status & 0x80000000UL));
return stamp.full;
}
--
2.7.4
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Re: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-10-31 12:00 +0100
Re: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 19:00 +0100
[PATCH 7/9] ARC: breakout timer stuff into a seperate header Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
Re: [PATCH 7/9] ARC: breakout timer stuff into a seperate header Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:30 +0100
[PATCH 5/9] ARC: breakout aux handling into a seperate header Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
RE: [PATCH 5/9] ARC: breakout aux handling into a seperate header Noam Camus <noamca@mellanox.com> - 2016-11-01 10:30 +0100
[PATCH 3/9] ARC: timer: gfrc: boot print alongside other timers Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
Re: [PATCH 3/9] ARC: timer: gfrc: boot print alongside other timers Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:20 +0100
Re: [PATCH 3/9] ARC: timer: gfrc: boot print alongside other timers Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 18:50 +0100
Re: [PATCH 3/9] ARC: timer: gfrc: boot print alongside other timers Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 19:00 +0100
[PATCH 1/9] ARC: timer: gfrc, rtc: Read BCR to detect whether hardware exists ... Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
Re: [PATCH 1/9] ARC: timer: gfrc, rtc: Read BCR to detect whether hardware exists ... Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:10 +0100
Re: [PATCH 1/9] ARC: timer: gfrc, rtc: Read BCR to detect whether hardware exists ... Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 18:50 +0100
[PATCH 8/9] ARC: timer: rename config options Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
[PATCH 0/9] Move ARC timer code into drivers/clocksource/ Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
[PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-01 01:50 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-01 21:50 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-01 22:00 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-02 01:30 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-02 02:10 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 17:50 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:00 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 19:00 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 19:20 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 19:50 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:40 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 19:20 +0100
Re: [PATCH 9/9] clocksource: import ARC timer driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 20:00 +0100
[PATCH 4/9] ARC: time: move time_init() out of the driver Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-31 23:50 +0100
Re: [PATCH 4/9] ARC: time: move time_init() out of the driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:20 +0100
[PATCH 6/9] ARC: move mcip.h into include/soc and adjust the includes Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-01 00:00 +0100
Re: [PATCH 6/9] ARC: move mcip.h into include/soc and adjust the includes Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:30 +0100
[PATCH 2/9] ARC: timer: rtc: implement read loop in "C" vs. inline asm Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-01 00:00 +0100
Re: [PATCH 2/9] ARC: timer: rtc: implement read loop in "C" vs. inline asm Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:10 +0100
Re: [PATCH 2/9] ARC: timer: rtc: implement read loop in "C" vs. inline asm Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-11-03 18:50 +0100
Re: [PATCH 0/9] Move ARC timer code into drivers/clocksource/ Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-03 18:30 +0100
RE: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Noam Camus <noamca@mellanox.com> - 2016-11-01 01:40 +0100
Re: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-01 21:10 +0100
RE: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Noam Camus <noamca@mellanox.com> - 2016-11-08 12:10 +0100
Re: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-11-10 11:40 +0100
RE: [PATCH v2 3/3] clocksource: Add clockevent support to NPS400 driver Noam Camus <noamca@mellanox.com> - 2016-11-10 14:10 +0100
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