drm/radeon/kms: add a new gem_wait ioctl with read/write flags

[pandora-kernel.git] / include / drm / radeon_drm.h

diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index b65be60..939b854 100644 (file)
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -509,6 +509,7 @@ typedef struct {
 #define DRM_RADEON_GEM_SET_TILING      0x28
 #define DRM_RADEON_GEM_GET_TILING      0x29
 #define DRM_RADEON_GEM_BUSY            0x2a
+#define DRM_RADEON_GEM_WAIT            0x2b
 
 #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)
@@ -550,6 +551,7 @@ typedef struct {
 #define DRM_IOCTL_RADEON_GEM_SET_TILING        DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_TILING, struct drm_radeon_gem_set_tiling)
 #define DRM_IOCTL_RADEON_GEM_GET_TILING        DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_GET_TILING, struct drm_radeon_gem_get_tiling)
 #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_WAIT      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT, struct drm_radeon_gem_wait)
 
 typedef struct drm_radeon_init {
        enum {
@@ -846,6 +848,15 @@ struct drm_radeon_gem_busy {
        uint32_t        domain;
 };
 
+#define RADEON_GEM_NO_WAIT     0x1
+#define RADEON_GEM_USAGE_READ  0x2
+#define RADEON_GEM_USAGE_WRITE 0x4
+
+struct drm_radeon_gem_wait {
+       uint32_t        handle;
+       uint32_t        flags;  /* one of RADEON_GEM_* */
+};
+
 struct drm_radeon_gem_pread {
        /** Handle for the object being read. */
        uint32_t handle;