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anv/gem: Add support for syncobj wait and reset

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
This commit is contained in:
Jason Ekstrand 2017-08-08 12:23:37 -07:00
parent 144487ebb8
commit d21c151091
3 changed files with 87 additions and 0 deletions
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62
src/intel/vulkan/anv_gem.c
View file

@ -488,3 +488,65 @@ anv_gem_syncobj_fd_to_handle(struct anv_device *device, int fd)
return args.handle;
}
void
anv_gem_syncobj_reset(struct anv_device *device, uint32_t handle)
{
struct drm_syncobj_array args = {
.handles = (uint64_t)(uintptr_t)&handle,
.count_handles = 1,
};
anv_ioctl(device->fd, DRM_IOCTL_SYNCOBJ_RESET, &args);
}
bool
anv_gem_supports_syncobj_wait(int fd)
{
int ret;
struct drm_syncobj_create create = {
.flags = 0,
};
ret = anv_ioctl(fd, DRM_IOCTL_SYNCOBJ_CREATE, &create);
if (ret)
return false;
uint32_t syncobj = create.handle;
struct drm_syncobj_wait wait = {
.handles = (uint64_t)(uintptr_t)&create,
.count_handles = 1,
.timeout_nsec = 0,
.flags = DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT,
};
ret = anv_ioctl(fd, DRM_IOCTL_SYNCOBJ_WAIT, &wait);
struct drm_syncobj_destroy destroy = {
.handle = syncobj,
};
anv_ioctl(fd, DRM_IOCTL_SYNCOBJ_DESTROY, &destroy);
/* If it timed out, then we have the ioctl and it supports the
* DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT flag.
*/
return ret == -1 && errno == ETIME;
}
int
anv_gem_syncobj_wait(struct anv_device *device,
uint32_t *handles, uint32_t num_handles,
int64_t abs_timeout_ns, bool wait_all)
{
struct drm_syncobj_wait args = {
.handles = (uint64_t)(uintptr_t)handles,
.count_handles = num_handles,
.timeout_nsec = abs_timeout_ns,
.flags = DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT,
};
if (wait_all)
args.flags |= DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL;
return anv_ioctl(device->fd, DRM_IOCTL_SYNCOBJ_WAIT, &args);
}

20
src/intel/vulkan/anv_gem_stubs.c
View file

@ -210,3 +210,23 @@ anv_gem_syncobj_fd_to_handle(struct anv_device *device, int fd)
{
unreachable("Unused");
}
void
anv_gem_syncobj_reset(struct anv_device *device, uint32_t handle)
{
unreachable("Unused");
}
bool
anv_gem_supports_syncobj_wait(int fd)
{
return false;
}
int
anv_gem_syncobj_wait(struct anv_device *device,
uint32_t *handles, uint32_t num_handles,
int64_t abs_timeout_ns, bool wait_all)
{
unreachable("Unused");
}

5
src/intel/vulkan/anv_private.h
View file

@ -809,6 +809,11 @@ uint32_t anv_gem_syncobj_create(struct anv_device *device, uint32_t flags);
void anv_gem_syncobj_destroy(struct anv_device *device, uint32_t handle);
int anv_gem_syncobj_handle_to_fd(struct anv_device *device, uint32_t handle);
uint32_t anv_gem_syncobj_fd_to_handle(struct anv_device *device, int fd);
void anv_gem_syncobj_reset(struct anv_device *device, uint32_t handle);
bool anv_gem_supports_syncobj_wait(int fd);
int anv_gem_syncobj_wait(struct anv_device *device,
uint32_t *handles, uint32_t num_handles,
int64_t abs_timeout_ns, bool wait_all);
VkResult anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size);