[POWERPC] cell: always build spu base into the kernel

The spu_base module is rather deeply intermixed with the
core kernel, so it makes sense to have that built-in.
This will let us extend the base in the future without
having to export more core symbols just for it.
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/platforms/cell/Makefile

@@ -3,15 +3,11 @@ obj-y			+= cbe_regs.o pervasive.o
 obj-$(CONFIG_CBE_RAS)	+= ras.o
 
 obj-$(CONFIG_SMP)	+= smp.o
-obj-$(CONFIG_SPU_FS)	+= spu-base.o spufs/
-
-spu-base-y		+= spu_base.o spu_priv1.o
 
 # needed only when building loadable spufs.ko
 spufs-modular-$(CONFIG_SPU_FS) += spu_syscalls.o
 obj-y			+= $(spufs-modular-m)
 
 # always needed in kernel
-spufs-builtin-$(CONFIG_SPU_FS) += spu_callbacks.o
+spufs-builtin-$(CONFIG_SPU_FS) += spu_callbacks.o spu_base.o spu_priv1.o spufs/
 obj-y			+= $(spufs-builtin-y) $(spufs-builtin-m)
-

arch/powerpc/platforms/cell/spufs/Makefile

+obj-y += switch.o
+
 obj-$(CONFIG_SPU_FS) += spufs.o
-spufs-y += inode.o file.o context.o switch.o syscalls.o
+spufs-y += inode.o file.o context.o syscalls.o
 spufs-y += sched.o backing_ops.o hw_ops.o run.o
 
 # Rules to build switch.o with the help of SPU tool chain

arch/powerpc/platforms/cell/spufs/switch.c

@@ -2074,6 +2074,7 @@ int spu_save(struct spu_state *prev, struct spu *spu)
 	}
 	return rc;
 }
+EXPORT_SYMBOL_GPL(spu_save);
 
 /**
  * spu_restore - SPU context restore, with harvest and locking.
@@ -2103,6 +2104,7 @@ int spu_restore(struct spu_state *new, struct spu *spu)
 	}
 	return rc;
 }
+EXPORT_SYMBOL_GPL(spu_restore);
 
 /**
  * spu_harvest - SPU harvest (reset) operation
@@ -2193,6 +2195,7 @@ void spu_init_csa(struct spu_state *csa)
 	init_priv1(csa);
 	init_priv2(csa);
 }
+EXPORT_SYMBOL_GPL(spu_init_csa);
 
 void spu_fini_csa(struct spu_state *csa)
 {
@@ -2203,3 +2206,4 @@ void spu_fini_csa(struct spu_state *csa)
 
 	vfree(csa->lscsa);
 }
+EXPORT_SYMBOL_GPL(spu_fini_csa);