From: Marek Olšák <marek.ol...@amd.com>
---
include/drm/drm.h | 24 ++++++++++++++++++++++++
xf86drm.c | 22 ++++++++++++++++++++++
xf86drm.h | 3 +++
3 files changed, 49 insertions(+)
diff --git a/include/drm/drm.h b/include/drm/drm.h
index bf3674a..4da1667 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -687,38 +687,57 @@ struct drm_prime_handle {
/** Flags.. only applicable for handle->fd */
__u32 flags;
/** Returned dmabuf file descriptor */
__s32 fd;
};
struct drm_syncobj_create {
__u32 handle;
+#define DRM_SYNCOBJ_CREATE_SIGNALED (1 << 0)
__u32 flags;
};
struct drm_syncobj_destroy {
__u32 handle;
__u32 pad;
};
#define DRM_SYNCOBJ_FD_TO_HANDLE_FLAGS_IMPORT_SYNC_FILE (1 << 0)
#define DRM_SYNCOBJ_HANDLE_TO_FD_FLAGS_EXPORT_SYNC_FILE (1 << 0)
struct drm_syncobj_handle {
__u32 handle;
__u32 flags;
__s32 fd;
__u32 pad;
};
+#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL (1 << 0)
+#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT (1 << 1)
+struct drm_syncobj_wait {
+ __u64 handles;
+ /* absolute timeout */
+ __s64 timeout_nsec;
+ __u32 count_handles;
+ __u32 flags;
+ __u32 first_signaled; /* only valid when not waiting all */
+ __u32 pad;
+};
+
+struct drm_syncobj_array {
+ __u64 handles;
+ __u32 count_handles;
+ __u32 pad;
+};
+
#if defined(__cplusplus)
}
#endif
#include "drm_mode.h"
#if defined(__cplusplus)
extern "C" {
#endif
@@ -827,20 +846,23 @@ extern "C" {
#define DRM_IOCTL_MODE_OBJ_SETPROPERTY DRM_IOWR(0xBA, struct
drm_mode_obj_set_property)
#define DRM_IOCTL_MODE_CURSOR2 DRM_IOWR(0xBB, struct drm_mode_cursor2)
#define DRM_IOCTL_MODE_ATOMIC DRM_IOWR(0xBC, struct drm_mode_atomic)
#define DRM_IOCTL_MODE_CREATEPROPBLOB DRM_IOWR(0xBD, struct
drm_mode_create_blob)
#define DRM_IOCTL_MODE_DESTROYPROPBLOB DRM_IOWR(0xBE, struct
drm_mode_destroy_blob)
#define DRM_IOCTL_SYNCOBJ_CREATE DRM_IOWR(0xBF, struct
drm_syncobj_create)
#define DRM_IOCTL_SYNCOBJ_DESTROY DRM_IOWR(0xC0, struct
drm_syncobj_destroy)
#define DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD DRM_IOWR(0xC1, struct
drm_syncobj_handle)
#define DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE DRM_IOWR(0xC2, struct
drm_syncobj_handle)
+#define DRM_IOCTL_SYNCOBJ_WAIT DRM_IOWR(0xC3, struct drm_syncobj_wait)
+#define DRM_IOCTL_SYNCOBJ_RESET DRM_IOWR(0xC4, struct
drm_syncobj_array)
+#define DRM_IOCTL_SYNCOBJ_SIGNAL DRM_IOWR(0xC5, struct drm_syncobj_array)
/**
* Device specific ioctls should only be in their respective headers
* The device specific ioctl range is from 0x40 to 0x9f.
* Generic IOCTLS restart at 0xA0.
*
* \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and
* drmCommandReadWrite().
*/
#define DRM_COMMAND_BASE 0x40
@@ -869,20 +891,21 @@ struct drm_event {
struct drm_event_vblank {
struct drm_event base;
__u64 user_data;
__u32 tv_sec;
__u32 tv_usec;
__u32 sequence;
__u32 crtc_id; /* 0 on older kernels that do not support this */
};
/* typedef area */
+#ifndef __KERNEL__
typedef struct drm_clip_rect drm_clip_rect_t;
typedef struct drm_drawable_info drm_drawable_info_t;
typedef struct drm_tex_region drm_tex_region_t;
typedef struct drm_hw_lock drm_hw_lock_t;
typedef struct drm_version drm_version_t;
typedef struct drm_unique drm_unique_t;
typedef struct drm_list drm_list_t;
typedef struct drm_block drm_block_t;
typedef struct drm_control drm_control_t;
typedef enum drm_map_type drm_map_type_t;
@@ -910,16 +933,17 @@ typedef struct drm_draw drm_draw_t;
typedef struct drm_update_draw drm_update_draw_t;
typedef struct drm_auth drm_auth_t;
typedef struct drm_irq_busid drm_irq_busid_t;
typedef enum drm_vblank_seq_type drm_vblank_seq_type_t;
typedef struct drm_agp_buffer drm_agp_buffer_t;
typedef struct drm_agp_binding drm_agp_binding_t;
typedef struct drm_agp_info drm_agp_info_t;
typedef struct drm_scatter_gather drm_scatter_gather_t;
typedef struct drm_set_version drm_set_version_t;
+#endif
#if defined(__cplusplus)
}
#endif
#endif
diff --git a/xf86drm.c b/xf86drm.c
index 6ea0112..8a32717 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -4218,10 +4218,32 @@ int drmSyncobjExportSyncFile(int fd, uint32_t handle,
int *sync_file_fd)
memclear(args);
args.fd = -1;
args.handle = handle;
args.flags = DRM_SYNCOBJ_HANDLE_TO_FD_FLAGS_EXPORT_SYNC_FILE;
ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD, &args);
if (ret)
return ret;
*sync_file_fd = args.fd;
return 0;
}
+
+int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
+ int64_t timeout_nsec, unsigned flags,
+ uint32_t *first_signaled)
+{
+ struct drm_syncobj_wait args;
+ int ret;
+
+ memclear(args);
+ args.handles = (intptr_t)handles;
+ args.timeout_nsec = timeout_nsec;
+ args.count_handles = num_handles;
+ args.flags = flags;
+
+ ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_WAIT, &args);
+ if (ret < 0)
+ return ret;
+
+ if (first_signaled)
+ *first_signaled = args.first_signaled;
+ return ret;
+}
diff --git a/xf86drm.h b/xf86drm.h
index 2855a3e..ea650ef 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -853,16 +853,19 @@ extern int drmGetDevices2(uint32_t flags, drmDevicePtr
devices[], int max_device
extern int drmDevicesEqual(drmDevicePtr a, drmDevicePtr b);
extern int drmSyncobjCreate(int fd, uint32_t flags, uint32_t *handle);
extern int drmSyncobjDestroy(int fd, uint32_t handle);
extern int drmSyncobjHandleToFD(int fd, uint32_t handle, int *obj_fd);
extern int drmSyncobjFDToHandle(int fd, int obj_fd, uint32_t *handle);
extern int drmSyncobjImportSyncFile(int fd, uint32_t handle, int sync_file_fd);
extern int drmSyncobjExportSyncFile(int fd, uint32_t handle, int
*sync_file_fd);
+extern int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
+ int64_t timeout_nsec, unsigned flags,
+ uint32_t *first_signaled);
#if defined(__cplusplus)
}
#endif
#endif
--
2.7.4
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