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Add libdrm support for page flip ioctl

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This commit is contained in:
Kristian Høgsberg 2009-11-12 14:06:45 -05:00 • committed by Kristian Høgsberg
parent 2577764a50
commit 31f9608bbb
4 changed files with 27 additions and 0 deletions
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13
libdrm/xf86drmMode.c
View file

@ -710,3 +710,16 @@ 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);
}

2
libdrm/xf86drmMode.h
View file

@ -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);

1
shared-core/drm.h
View file

@ -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)
/*@}*/

11
shared-core/drm_mode.h
View file

@ -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