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@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_gem.c | 33 +++++++++------------------------
1 file changed, 9 insertions(+), 24 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index d320acd..752cb7c 100644
--- 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 +577,15 @@ 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:
+ 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)
--
1.9.1
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