diff --git a/libdrm/xf86drm.h b/libdrm/xf86drm.h index 2cb9c9e9..0c1fcbbf 100644 --- a/libdrm/xf86drm.h +++ b/libdrm/xf86drm.h @@ -682,6 +682,12 @@ typedef struct _drmEventContext { unsigned int tv_usec, void *user_data); + void (*page_flip_handler)(int fd, + unsigned int sequence, + unsigned int tv_sec, + unsigned int tv_usec, + void *user_data); + } drmEventContext, *drmEventContextPtr; extern int drmHandleEvent(int fd, drmEventContextPtr evctx); diff --git a/libdrm/xf86drmMode.c b/libdrm/xf86drmMode.c index 6d85113a..e9516851 100644 --- a/libdrm/xf86drmMode.c +++ b/libdrm/xf86drmMode.c @@ -700,7 +700,17 @@ int drmHandleEvent(int fd, drmEventContextPtr evctx) vblank->tv_usec, U642VOID (vblank->user_data)); break; - + case DRM_EVENT_FLIP_COMPLETE: + if (evctx->version < 1 || + evctx->page_flip_handler == NULL) + break; + vblank = (struct drm_event_vblank *) e; + evctx->page_flip_handler(fd, + vblank->sequence, + vblank->tv_sec, + vblank->tv_usec, + U642VOID (vblank->user_data)); + break; default: break; } @@ -710,3 +720,16 @@ int drmHandleEvent(int fd, drmEventContextPtr evctx) return 0; } +int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, + uint32_t flags, void *user_data) +{ + struct drm_mode_crtc_page_flip flip; + + flip.fb_id = fb_id; + flip.crtc_id = crtc_id; + flip.user_data = VOID2U64(user_data); + flip.flags = flags; + flip.reserved = 0; + + return drmIoctl(fd, DRM_IOCTL_MODE_PAGE_FLIP, &flip); +} diff --git a/libdrm/xf86drmMode.h b/libdrm/xf86drmMode.h index 62304bb9..705369fe 100644 --- a/libdrm/xf86drmMode.h +++ b/libdrm/xf86drmMode.h @@ -362,3 +362,5 @@ extern int drmModeCrtcSetGamma(int fd, uint32_t crtc_id, uint32_t size, uint16_t *red, uint16_t *green, uint16_t *blue); extern int drmModeCrtcGetGamma(int fd, uint32_t crtc_id, uint32_t size, uint16_t *red, uint16_t *green, uint16_t *blue); +extern int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, + uint32_t flags, void *user_data); diff --git a/shared-core/drm.h b/shared-core/drm.h index 089e184a..c381874f 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -795,6 +795,7 @@ 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, uint32_t) +#define DRM_IOCTL_MODE_PAGE_FLIP DRM_IOWR(0xB0, struct drm_mode_crtc_page_flip) /*@}*/ @@ -827,6 +828,7 @@ struct drm_event { }; #define DRM_EVENT_VBLANK 0x01 +#define DRM_EVENT_FLIP_COMPLETE 0x02 struct drm_event_vblank { struct drm_event base; diff --git a/shared-core/drm_mode.h b/shared-core/drm_mode.h index 9b92733d..fceac3c8 100644 --- a/shared-core/drm_mode.h +++ b/shared-core/drm_mode.h @@ -270,4 +270,15 @@ struct drm_mode_crtc_lut { uint64_t blue; }; +#define DRM_MODE_PAGE_FLIP_EVENT 0x01 +#define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT + +struct drm_mode_crtc_page_flip { + uint32_t crtc_id; + uint32_t fb_id; + uint32_t flags; + uint32_t reserved; + uint64_t user_data; +}; + #endif