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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 18:42:58 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 18:42:58 +0100
commite4862f2f6f5653dfb67f3ba2b6f0bc74516ed51a (patch)
tree1db5a0540a4eecfad9b7daee476b985e82ddc810 /arch/tile/include/asm/delay.h
parentec62dbd7eb8e3dddb221da89ecbcea0fc3dee8c1 (diff)
parentb2c1e07b81a126e5846dfc3d36f559d861df59f4 (diff)
Merge branch 'for-2.6.36' into for-2.6.37
Fairly simple conflicts, the most serious ones are the i.MX ones which I suspect now need another rename. Conflicts: arch/arm/mach-mx2/clock_imx27.c arch/arm/mach-mx2/devices.c arch/arm/mach-omap2/board-rx51-peripherals.c arch/arm/mach-omap2/board-zoom2.c sound/soc/fsl/mpc5200_dma.c sound/soc/fsl/mpc5200_dma.h sound/soc/fsl/mpc8610_hpcd.c sound/soc/pxa/spitz.c
Diffstat (limited to 'arch/tile/include/asm/delay.h')
-rw-r--r--arch/tile/include/asm/delay.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/tile/include/asm/delay.h b/arch/tile/include/asm/delay.h
new file mode 100644
index 00000000000..97b0e69e704
--- /dev/null
+++ b/arch/tile/include/asm/delay.h
@@ -0,0 +1,34 @@
+/*
+ * 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.
+ */
+
+#ifndef _ASM_TILE_DELAY_H
+#define _ASM_TILE_DELAY_H
+
+/* Undefined functions to get compile-time errors. */
+extern void __bad_udelay(void);
+extern void __bad_ndelay(void);
+
+extern void __udelay(unsigned long usecs);
+extern void __ndelay(unsigned long nsecs);
+extern void __delay(unsigned long loops);
+
+#define udelay(n) (__builtin_constant_p(n) ? \
+ ((n) > 20000 ? __bad_udelay() : __ndelay((n) * 1000)) : \
+ __udelay(n))
+
+#define ndelay(n) (__builtin_constant_p(n) ? \
+ ((n) > 20000 ? __bad_ndelay() : __ndelay(n)) : \
+ __ndelay(n))
+
+#endif /* _ASM_TILE_DELAY_H */