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| author | Inki Dae <inki.dae@samsung.com> | 2012-04-23 10:47:18 (GMT) |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2012-04-23 11:31:54 (GMT) |
| commit | 818c4ea7c589c521912430ea54e0c0a0671b2c6d (patch) | |
| tree | e6a34bd6c6d6ad8f8f754cae7afc537ca351b86d | |
| parent | f6ead8dea518d0d02c576432eba4fa145e64b02a (diff) | |
| download | linux-818c4ea7c589c521912430ea54e0c0a0671b2c6d.tar.xz | |
drm/exynos: added missed vm area region mapping type.
with this patch, if the memory region is physically non-continuous
then VM_MIXEDMAP is set to vm->vm_flags otherwise VM_PFNMAP.
we had missed this flag setting.
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gem.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index f09d292..01139c8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -514,6 +514,8 @@ static int exynos_drm_gem_mmap_buffer(struct file *filp, if (!buffer->pages) return -EINVAL; + vma->vm_flags |= VM_MIXEDMAP; + do { ret = vm_insert_page(vma, uaddr, buffer->pages[i++]); if (ret) { |