summaryrefslogtreecommitdiffstats
path: root/libc/kernel/common/linux/delay.h
diff options
context:
space:
mode:
authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 19:28:35 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 19:28:35 -0800
commit1dc9e472e19acfe6dc7f41e429236e7eef7ceda1 (patch)
tree3be0c520fae17689bbf5584e1136fb820caef26f /libc/kernel/common/linux/delay.h
parent1767f908af327fa388b1c66883760ad851267013 (diff)
downloadbionic-1dc9e472e19acfe6dc7f41e429236e7eef7ceda1.zip
bionic-1dc9e472e19acfe6dc7f41e429236e7eef7ceda1.tar.gz
bionic-1dc9e472e19acfe6dc7f41e429236e7eef7ceda1.tar.bz2
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libc/kernel/common/linux/delay.h')
-rw-r--r--libc/kernel/common/linux/delay.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/libc/kernel/common/linux/delay.h b/libc/kernel/common/linux/delay.h
new file mode 100644
index 0000000..e032b6f
--- /dev/null
+++ b/libc/kernel/common/linux/delay.h
@@ -0,0 +1,29 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ *** This header was automatically generated from a Linux kernel header
+ *** of the same name, to make information necessary for userspace to
+ *** call into the kernel available to libc. It contains only constants,
+ *** structures, and macros generated from the original header, and thus,
+ *** contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_DELAY_H
+#define _LINUX_DELAY_H
+
+#include <asm/delay.h>
+
+#ifndef MAX_UDELAY_MS
+#define MAX_UDELAY_MS 5
+#endif
+
+#ifndef mdelay
+#define mdelay(n) ( (__builtin_constant_p(n) && (n)<=MAX_UDELAY_MS) ? udelay((n)*1000) : ({unsigned long __ms=(n); while (__ms--) udelay(1000);}))
+#endif
+
+#ifndef ndelay
+#define ndelay(x) udelay(((x)+999)/1000)
+#endif
+
+#endif