diff options
| -rw-r--r-- | include/drm/drm.h | 1 | ||||
| -rw-r--r-- | include/drm/drm_mode.h | 9 | ||||
| -rw-r--r-- | xf86drmMode.c | 12 | ||||
| -rw-r--r-- | xf86drmMode.h | 20 |
4 files changed, 42 insertions, 0 deletions
diff --git a/include/drm/drm.h b/include/drm/drm.h index 649c46f3..8e1ffb86 100644 --- a/include/drm/drm.h +++ b/include/drm/drm.h @@ -696,6 +696,7 @@ struct drm_gem_open { #define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) #define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) #define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) +#define DRM_IOCTL_MODE_DIRTYFB DRM_IOWR(0xB0, struct drm_mode_fb_dirty_cmd) /** * Device specific ioctls should only be in their respective headers diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index 852505e7..92526537 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -222,6 +222,15 @@ struct drm_mode_fb_cmd { __u32 handle; }; +struct drm_mode_fb_dirty_cmd { + __u32 fb_id; + __u32 flags; + __u32 num_clips; + __u32 reserved1; + __u64 reserved2; + __u64 clips_ptr; +}; + struct drm_mode_mode_cmd { __u32 connector_id; struct drm_mode_modeinfo mode; diff --git a/xf86drmMode.c b/xf86drmMode.c index 6d85113a..7481ad60 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -241,6 +241,18 @@ drmModeFBPtr drmModeGetFB(int fd, uint32_t buf) return r; } +int drmModeDirtyFB(int fd, uint32_t bufferId, + drmModeClipPtr clips, uint32_t num_clips) +{ + struct drm_mode_fb_dirty_cmd dirty = { 0 }; + + dirty.fb_id = bufferId; + dirty.clips_ptr = VOID2U64(clips); + dirty.num_clips = num_clips; + + return drmIoctl(fd, DRM_IOCTL_MODE_DIRTYFB, &dirty); +} + /* * Crtc functions diff --git a/xf86drmMode.h b/xf86drmMode.h index 62304bb9..226d9467 100644 --- a/xf86drmMode.h +++ b/xf86drmMode.h @@ -145,6 +145,17 @@ #endif /* _DRM_MODE_H */ + +/* + * Feature defines + * + * Just because these are defined doesn't mean that the kernel + * can do that feature, its just for new code vs old libdrm. + */ +#define DRM_MODE_FEATURE_KMS 1 +#define DRM_MODE_FEATURE_DIRTYFB 1 + + typedef struct _drmModeRes { int count_fbs; @@ -185,6 +196,8 @@ typedef struct _drmModeFB { uint32_t handle; } drmModeFB, *drmModeFBPtr; +typedef struct drm_clip_rect drmModeClip, *drmModeClipPtr; + typedef struct _drmModePropertyBlob { uint32_t id; uint32_t length; @@ -293,6 +306,13 @@ extern int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, */ extern int drmModeRmFB(int fd, uint32_t bufferId); +/** + * Mark a region of a framebuffer as dirty. + */ +extern int drmModeDirtyFB(int fd, uint32_t bufferId, + drmModeClipPtr clips, uint32_t num_clips); + + /* * Crtc functions */ |