char serial: switch drivers to ioremap_nocache

Simple search/replace except for synclink.c where I noticed a real bug and
fixed it too.  It was doing NULL + offset, then checking for NULL if the remap
failed.

Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Paul Fulghum <paulkf@microgate.com>
Acked-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index 4fbfff7a442e..513b7c2f3e26 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -4150,7 +4150,8 @@ static int mgsl_claim_resources(struct mgsl_struct *info)
                 }
                 info->lcr_mem_requested = true;
 
-                info->memory_base = ioremap(info->phys_memory_base,0x40000);
+                info->memory_base = ioremap_nocache(info->phys_memory_base,
+                                                                0x40000);
                 if (!info->memory_base) {
                         printk( "%s(%d):Cant map shared memory on device %s MemAddr=%08X\n",
                                 __FILE__,__LINE__,info->device_name, info->phys_memory_base );
@@ -4163,12 +4164,14 @@ static int mgsl_claim_resources(struct mgsl_struct *info)
                         goto errout;
                 }
                 
-                info->lcr_base = ioremap(info->phys_lcr_base,PAGE_SIZE) + info->lcr_offset;
+                info->lcr_base = ioremap_nocache(info->phys_lcr_base,
+                                                                PAGE_SIZE);
                 if (!info->lcr_base) {
                         printk( "%s(%d):Cant map LCR memory on device %s MemAddr=%08X\n",
                                 __FILE__,__LINE__,info->device_name, info->phys_lcr_base );
                         goto errout;
                 }
+                info->lcr_base += info->lcr_offset;
                 
         } else {
                 /* claim DMA channel */