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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2023-07-27 11:49:56 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2023-07-27 11:49:57 +0300 |
| commit | 5c1b19b45a22820e9570da58415ebffa61e28741 (patch) | |
| tree | 9d23cd42cd2b6348c99dcf60b8f4e04c8868aa39 /include/uapi | |
| parent | 6c7f27441d6af776a89147027c6f4a11c0162c64 (diff) | |
| parent | d281eeaa4de2636ff0c8e6ae387bb07b50e5fcbb (diff) | |
| download | linux-5c1b19b45a22820e9570da58415ebffa61e28741.tar.xz | |
Merge tag 'drm-misc-next-2023-07-21' of ssh://git.freedesktop.org/git/drm/drm-misc into drm-next
drm-misc-next for 6.6:
UAPI Changes:
- syncobj: New DRM_IOCTL_SYNCOBJ_EVENTFD ioctl
Cross-subsystem Changes:
- Converge to use of_device_uevent()
Core Changes:
- GPU VA Manager
- improvements to make it clearer that drm_minor_type is uAPI
Driver Changes:
- ssd130x: Improve intermediate buffer size computation
- bridges:
- adv7511: Fix low refresh rate
- anx7625: Switch to macros instead of hardcoded values
- panel:
- ld9040: Backlight support, magic improved
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/urs7omo5xnhglztxgwgsslws7duqfj4jhzrtppaenuvdh2lwuz@4htm4iiqhkep
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/drm/drm.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index a87bbbbca2d4..863e47200911 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -909,6 +909,27 @@ struct drm_syncobj_timeline_wait { __u32 pad; }; +/** + * struct drm_syncobj_eventfd + * @handle: syncobj handle. + * @flags: Zero to wait for the point to be signalled, or + * &DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE to wait for a fence to be + * available for the point. + * @point: syncobj timeline point (set to zero for binary syncobjs). + * @fd: Existing eventfd to sent events to. + * @pad: Must be zero. + * + * Register an eventfd to be signalled by a syncobj. The eventfd counter will + * be incremented by one. + */ +struct drm_syncobj_eventfd { + __u32 handle; + __u32 flags; + __u64 point; + __s32 fd; + __u32 pad; +}; + struct drm_syncobj_array { __u64 handles; @@ -1169,6 +1190,8 @@ extern "C" { */ #define DRM_IOCTL_MODE_GETFB2 DRM_IOWR(0xCE, struct drm_mode_fb_cmd2) +#define DRM_IOCTL_SYNCOBJ_EVENTFD DRM_IOWR(0xCF, struct drm_syncobj_eventfd) + /* * Device specific ioctls should only be in their respective headers * The device specific ioctl range is from 0x40 to 0x9f. |