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authorIngo Molnar <mingo@kernel.org>2018-04-12 09:42:34 +0200
committerIngo Molnar <mingo@kernel.org>2018-04-12 09:42:34 +0200
commitef389b734691cdc8beb009dd402135dcdcb86a56 (patch)
tree9523a37db93cb7c7874a5f18b4d9a7014898b814 /arch/tile/lib/delay.c
parentx86/apic: Fix signedness bug in APIC ID validity checks (diff)
parentsyscalls/x86: Adapt syscall_wrapper.h to the new syscall stub naming convention (diff)
downloadlinux-ef389b734691cdc8beb009dd402135dcdcb86a56.tar.xz
linux-ef389b734691cdc8beb009dd402135dcdcb86a56.zip
Merge branch 'WIP.x86/asm' into x86/urgent, because the topic is ready
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/tile/lib/delay.c')
-rw-r--r--arch/tile/lib/delay.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/arch/tile/lib/delay.c b/arch/tile/lib/delay.c
deleted file mode 100644
index cdacdd11d360..000000000000
--- a/arch/tile/lib/delay.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright 2010 Tilera Corporation. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation, version 2.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
- * NON INFRINGEMENT. See the GNU General Public License for
- * more details.
- */
-
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/thread_info.h>
-#include <asm/timex.h>
-
-void __udelay(unsigned long usecs)
-{
- if (usecs > ULONG_MAX / 1000) {
- WARN_ON_ONCE(usecs > ULONG_MAX / 1000);
- usecs = ULONG_MAX / 1000;
- }
- __ndelay(usecs * 1000);
-}
-EXPORT_SYMBOL(__udelay);
-
-void __ndelay(unsigned long nsecs)
-{
- cycles_t target = get_cycles();
- target += ns2cycles(nsecs);
- while (get_cycles() < target)
- cpu_relax();
-}
-EXPORT_SYMBOL(__ndelay);
-
-void __delay(unsigned long cycles)
-{
- cycles_t target = get_cycles() + cycles;
- while (get_cycles() < target)
- cpu_relax();
-}
-EXPORT_SYMBOL(__delay);