exynos: support DRM_IOCTL_EXYNOS_GEM_MAP

[platform/upstream/libdrm.git] / exynos / exynos_drm.h

diff --git a/exynos/exynos_drm.h b/exynos/exynos_drm.h
index 77c87d5..f403a67 100644 (file)
--- a/exynos/exynos_drm.h
+++ b/exynos/exynos_drm.h
@@ -47,6 +47,19 @@ struct drm_exynos_gem_create {
 };
 
 /**
+ * A structure for getting a fake-offset that can be used with mmap.
+ *
+ * @handle: handle of gem object.
+ * @reserved: just padding to be 64-bit aligned.
+ * @offset: a fake-offset of gem object.
+ */
+struct drm_exynos_gem_map {
+       __u32 handle;
+       __u32 reserved;
+       __u64 offset;
+};
+
+/**
  * A structure to gem information.
  *
  * @handle: a handle to gem object created.
@@ -377,6 +390,7 @@ struct drm_exynos_ipp_cmd_ctrl {
 };
 
 #define DRM_EXYNOS_GEM_CREATE          0x00
+#define DRM_EXYNOS_GEM_MAP             0x01
 /* Reserved 0x03 ~ 0x05 for exynos specific gem ioctl */
 #define DRM_EXYNOS_GEM_GET             0x04
 #define DRM_EXYNOS_VIDI_CONNECTION     0x07
@@ -394,7 +408,8 @@ struct drm_exynos_ipp_cmd_ctrl {
 
 #define DRM_IOCTL_EXYNOS_GEM_CREATE            DRM_IOWR(DRM_COMMAND_BASE + \
                DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
-
+#define DRM_IOCTL_EXYNOS_GEM_MAP               DRM_IOWR(DRM_COMMAND_BASE + \
+               DRM_EXYNOS_GEM_MAP, struct drm_exynos_gem_map)
 #define DRM_IOCTL_EXYNOS_GEM_GET       DRM_IOWR(DRM_COMMAND_BASE + \
                DRM_EXYNOS_GEM_GET,     struct drm_exynos_gem_info)