diff options
| author | Inki Dae <inki.dae@samsung.com> | 2012-04-23 19:26:34 +0900 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2012-05-08 18:46:32 +0900 |
| commit | c01d73faad2f775036f0b37c753254479b79cbe6 (patch) | |
| tree | 87926e114722abe8b63164447b0ef7cd418bb3ef /include/drm | |
| parent | 922f6e99368a6e513a6433bb9a21be274c029c51 (diff) | |
| download | linux-c01d73faad2f775036f0b37c753254479b79cbe6.tar.gz linux-c01d73faad2f775036f0b37c753254479b79cbe6.tar.bz2 linux-c01d73faad2f775036f0b37c753254479b79cbe6.zip | |
drm/exynos: added cache attribute support for gem.
with this patch, user application can set cache attribute(such as
cachable, writecombime or non-cachable) of the memory region allocated
by gem framework.
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/exynos_drm.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h index e478de4e5d56..2d6eb06637bf 100644 --- a/include/drm/exynos_drm.h +++ b/include/drm/exynos_drm.h @@ -95,9 +95,18 @@ struct drm_exynos_plane_set_zpos { /* memory type definitions. */ enum e_drm_exynos_gem_mem_type { + /* Physically Continuous memory and used as default. */ + EXYNOS_BO_CONTIG = 0 << 0, /* Physically Non-Continuous memory. */ EXYNOS_BO_NONCONTIG = 1 << 0, - EXYNOS_BO_MASK = EXYNOS_BO_NONCONTIG + /* non-cachable mapping and used as default. */ + EXYNOS_BO_NONCACHABLE = 0 << 1, + /* cachable mapping. */ + EXYNOS_BO_CACHABLE = 1 << 1, + /* write-combine mapping. */ + EXYNOS_BO_WC = 1 << 2, + EXYNOS_BO_MASK = EXYNOS_BO_NONCONTIG | EXYNOS_BO_CACHABLE | + EXYNOS_BO_WC }; #define DRM_EXYNOS_GEM_CREATE 0x00 |