[POWERPC] Remove fastcall function attribute

fastcall is an x86 specific function attribute and has no business in ppc code

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c
index c681133..601ef79 100644
--- a/arch/powerpc/kernel/iomap.c
+++ b/arch/powerpc/kernel/iomap.c
@@ -12,23 +12,23 @@
  * Here comes the ppc64 implementation of the IOMAP 
  * interfaces.
  */
-unsigned int fastcall ioread8(void __iomem *addr)
+unsigned int ioread8(void __iomem *addr)
 {
 	return readb(addr);
 }
-unsigned int fastcall ioread16(void __iomem *addr)
+unsigned int ioread16(void __iomem *addr)
 {
 	return readw(addr);
 }
-unsigned int fastcall ioread16be(void __iomem *addr)
+unsigned int ioread16be(void __iomem *addr)
 {
 	return in_be16(addr);
 }
-unsigned int fastcall ioread32(void __iomem *addr)
+unsigned int ioread32(void __iomem *addr)
 {
 	return readl(addr);
 }
-unsigned int fastcall ioread32be(void __iomem *addr)
+unsigned int ioread32be(void __iomem *addr)
 {
 	return in_be32(addr);
 }
@@ -38,23 +38,23 @@
 EXPORT_SYMBOL(ioread32);
 EXPORT_SYMBOL(ioread32be);
 
-void fastcall iowrite8(u8 val, void __iomem *addr)
+void iowrite8(u8 val, void __iomem *addr)
 {
 	writeb(val, addr);
 }
-void fastcall iowrite16(u16 val, void __iomem *addr)
+void iowrite16(u16 val, void __iomem *addr)
 {
 	writew(val, addr);
 }
-void fastcall iowrite16be(u16 val, void __iomem *addr)
+void iowrite16be(u16 val, void __iomem *addr)
 {
 	out_be16(addr, val);
 }
-void fastcall iowrite32(u32 val, void __iomem *addr)
+void iowrite32(u32 val, void __iomem *addr)
 {
 	writel(val, addr);
 }
-void fastcall iowrite32be(u32 val, void __iomem *addr)
+void iowrite32be(u32 val, void __iomem *addr)
 {
 	out_be32(addr, val);
 }