From: Peter Mamonov <pmamonov@gmail.com>
To: barebox@lists.infradead.org
Cc: pmamonov@gmail.com
Subject: [PATCH 1/5] common: clock: introduce mdelay_non_interruptible()
Date: Tue, 22 Sep 2015 18:58:30 +0300 [thread overview]
Message-ID: <1442937514-19675-2-git-send-email-pmamonov@gmail.com> (raw)
In-Reply-To: <1442937514-19675-1-git-send-email-pmamonov@gmail.com>
Signed-off-by: Peter Mamonov <pmamonov@gmail.com>
---
common/clock.c | 8 ++++++++
include/clock.h | 1 +
include/common.h | 1 +
3 files changed, 10 insertions(+)
diff --git a/common/clock.c b/common/clock.c
index 35c9e6c..51cf9e4 100644
--- a/common/clock.c
+++ b/common/clock.c
@@ -202,6 +202,14 @@ void mdelay(unsigned long msecs)
}
EXPORT_SYMBOL(mdelay);
+void mdelay_non_interruptible(unsigned long msecs)
+{
+ uint64_t start = get_time_ns();
+
+ while(!is_timeout_non_interruptible(start, msecs * MSECOND));
+}
+EXPORT_SYMBOL(mdelay_non_interruptible);
+
int init_clock(struct clocksource *cs)
{
current_clock = cs;
diff --git a/include/clock.h b/include/clock.h
index 691befc..68d71d7 100644
--- a/include/clock.h
+++ b/include/clock.h
@@ -38,6 +38,7 @@ int is_timeout_non_interruptible(uint64_t start_ns, uint64_t time_offset_ns);
void ndelay(unsigned long nsecs);
void mdelay(unsigned long msecs);
+void mdelay_non_interruptible (unsigned long msecs);
#define SECOND ((uint64_t)(1000 * 1000 * 1000))
#define MSECOND ((uint64_t)(1000 * 1000))
diff --git a/include/common.h b/include/common.h
index 553a7f4..c576908 100644
--- a/include/common.h
+++ b/include/common.h
@@ -72,6 +72,7 @@ void __noreturn poweroff(void);
/* lib_$(ARCH)/time.c */
void udelay (unsigned long);
void mdelay (unsigned long);
+void mdelay_non_interruptible (unsigned long);
/* lib_generic/crc32.c */
uint32_t crc32(uint32_t, const void*, unsigned int);
--
2.1.4
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next prev parent reply other threads:[~2015-09-22 16:03 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-22 15:58 [PATCH v6 0/5] input: add usb keyboard driver Peter Mamonov
2015-09-22 15:58 ` Peter Mamonov [this message]
2015-09-22 21:15 ` [PATCH 1/5] common: clock: introduce mdelay_non_interruptible() Antony Pavlov
2015-09-22 21:20 ` Peter Mamonov
2015-09-22 15:58 ` [PATCH 2/5] usb: ehci-hcd: port periodic transactions implementation from the u-boot Peter Mamonov
2015-09-22 15:58 ` [PATCH 3/5] usb: ehci-hcd: detect re-entrance Peter Mamonov
2015-09-23 14:23 ` Sascha Hauer
2015-09-22 15:58 ` [PATCH 4/5] usb: ehci-hcd: use mdelay_non_inerruptible() Peter Mamonov
2015-10-07 13:47 ` Jean-Christophe PLAGNIOL-VILLARD
2015-10-07 14:40 ` Peter Mamonov
2015-10-07 15:40 ` Jean-Christophe PLAGNIOL-VILLARD
2015-10-07 16:52 ` Peter Mamonov
2015-10-12 7:00 ` Sascha Hauer
2015-10-12 11:43 ` Peter Mamonov
2015-10-12 13:44 ` Sascha Hauer
2015-10-13 10:37 ` Peter Mamonov
2015-10-13 10:38 ` Sascha Hauer
2015-10-13 2:04 ` Jean-Christophe PLAGNIOL-VILLARD
2015-10-13 9:11 ` Antony Pavlov
2015-09-22 15:58 ` [PATCH 5/5] input: port usb keyboard driver from the u-boot Peter Mamonov
2015-09-23 14:34 ` [PATCH 1/2] fixup! usb: ehci-hcd: port periodic transactions implementation " Sascha Hauer
2015-09-23 14:34 ` [PATCH 2/2] fixup! input: port usb keyboard driver " Sascha Hauer
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