summaryrefslogtreecommitdiffstats
path: root/include/uapi/drm/radeon_drm.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/uapi/drm/radeon_drm.h')
-rw-r--r--include/uapi/drm/radeon_drm.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h
index fea6099..375b6e6 100644
--- a/include/uapi/drm/radeon_drm.h
+++ b/include/uapi/drm/radeon_drm.h
@@ -511,6 +511,7 @@ typedef struct {
#define DRM_RADEON_GEM_BUSY 0x2a
#define DRM_RADEON_GEM_VA 0x2b
#define DRM_RADEON_GEM_OP 0x2c
+#define DRM_RADEON_GEM_USERPTR 0x2d
#define DRM_IOCTL_RADEON_CP_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
#define DRM_IOCTL_RADEON_CP_START DRM_IO( DRM_COMMAND_BASE + DRM_RADEON_CP_START)
@@ -554,6 +555,7 @@ typedef struct {
#define DRM_IOCTL_RADEON_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_BUSY, struct drm_radeon_gem_busy)
#define DRM_IOCTL_RADEON_GEM_VA DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_VA, struct drm_radeon_gem_va)
#define DRM_IOCTL_RADEON_GEM_OP DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_OP, struct drm_radeon_gem_op)
+#define DRM_IOCTL_RADEON_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_USERPTR, struct drm_radeon_gem_userptr)
typedef struct drm_radeon_init {
enum {
@@ -808,6 +810,23 @@ struct drm_radeon_gem_create {
uint32_t flags;
};
+/*
+ * This is not a reliable API and you should expect it to fail for any
+ * number of reasons and have fallback path that do not use userptr to
+ * perform any operation.
+ */
+#define RADEON_GEM_USERPTR_READONLY (1 << 0)
+#define RADEON_GEM_USERPTR_ANONONLY (1 << 1)
+#define RADEON_GEM_USERPTR_VALIDATE (1 << 2)
+#define RADEON_GEM_USERPTR_REGISTER (1 << 3)
+
+struct drm_radeon_gem_userptr {
+ uint64_t addr;
+ uint64_t size;
+ uint32_t flags;
+ uint32_t handle;
+};
+
#define RADEON_TILING_MACRO 0x1
#define RADEON_TILING_MICRO 0x2
#define RADEON_TILING_SWAP_16BIT 0x4
OpenPOWER on IntegriCloud