[POWERPC] 8xx: Remove unused m8xx_cpm_hostalloc/free/dump()

m8xx_cpm_hostalloc is still defined in commproc.c, but no users are left
in the kernel tree. m8xx_cpm_hostfree and m8xx_cpm_hostdump are only
defined in the headers. Remove this dead code.

Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 0 insertions, 37 deletions

diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c
index 621bc6c1d408..818d4b03f4e3 100644
--- a/arch/powerpc/sysdev/commproc.c
+++ b/arch/powerpc/sysdev/commproc.c
@@ -48,8 +48,6 @@
 #ifndef CONFIG_PPC_CPM_NEW_BINDING
 static void m8xx_cpm_dpinit(void);
 #endif
-static uint host_buffer; /* One page of host buffer */
-static uint host_end;    /* end + 1 */
 cpm8xx_t __iomem *cpmp;  /* Pointer to comm processor space */
 immap_t __iomem *mpc8xx_immr;
 static cpic8xx_t __iomem *cpic_reg;
@@ -268,41 +266,6 @@ out:
 }
 EXPORT_SYMBOL(cpm_command);
 
-/* We used to do this earlier, but have to postpone as long as possible
- * to ensure the kernel VM is now running.
- */
-static void
-alloc_host_memory(void)
-{
-	dma_addr_t	physaddr;
-
-	/* Set the host page for allocation.
-	*/
-	host_buffer = (uint)dma_alloc_coherent(NULL, PAGE_SIZE, &physaddr,
-			GFP_KERNEL);
-	host_end = host_buffer + PAGE_SIZE;
-}
-
-/* We also own one page of host buffer space for the allocation of
- * UART "fifos" and the like.
- */
-uint
-m8xx_cpm_hostalloc(uint size)
-{
-	uint	retloc;
-
-	if (host_buffer == 0)
-		alloc_host_memory();
-
-	if ((host_buffer + size) >= host_end)
-		return(0);
-
-	retloc = host_buffer;
-	host_buffer += size;
-
-	return(retloc);
-}
-
 /* Set a baud rate generator.  This needs lots of work.  There are
  * four BRGs, any of which can be wired to any channel.
  * The internal baud rate clock is the system clock divided by 16.