drm/exynos: remove function convert_to_vm_err_msg

The convert_to_vm_err_msg is called just once by exynos_drm_gem_fault,
so it's simple not to use the function.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index d320acd20986cff9e8763eeb9c59e3001065ea11..f717d795e9ae3458e808dfdcadf7e2ac8382e639 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -20,29 +20,6 @@
 #include "exynos_drm_buf.h"
 #include "exynos_drm_iommu.h"
 
-static unsigned int convert_to_vm_err_msg(int msg)
-{
-       unsigned int out_msg;
-
-       switch (msg) {
-       case 0:
-       case -ERESTARTSYS:
-       case -EINTR:
-               out_msg = VM_FAULT_NOPAGE;
-               break;
-
-       case -ENOMEM:
-               out_msg = VM_FAULT_OOM;
-               break;
-
-       default:
-               out_msg = VM_FAULT_SIGBUS;
-               break;
-       }
-
-       return out_msg;
-}
-
 static int check_gem_flags(unsigned int flags)
 {
        if (flags & ~(EXYNOS_BO_MASK)) {
@@ -600,7 +577,16 @@ int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 
        mutex_unlock(&dev->struct_mutex);
 
-       return convert_to_vm_err_msg(ret);
+       switch (ret) {
+       case 0:
+       case -ERESTARTSYS:
+       case -EINTR:
+               return VM_FAULT_NOPAGE;
+       case -ENOMEM:
+               return VM_FAULT_OOM;
+       default:
+               return VM_FAULT_SIGBUS;
+       }
 }
 
 int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)