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drm/exynos: remove function convert_to_vm_err_msg

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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>
This commit is contained in:
Joonyoung Shim 2015-07-28 17:53:17 +09:00 committed by Inki Dae
parent 8139951cae
commit 23597e2642
1 changed files with 10 additions and 24 deletions
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34
drivers/gpu/drm/exynos/exynos_drm_gem.c
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@ -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)