diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index b67ef5985125..e9726a65d7c2 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -768,6 +768,25 @@ static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, &TS(args->timeout)); } +static int msm_ioctl_get_last_fence(struct drm_device *dev, void *data, + struct drm_file *file) +{ + struct msm_drm_private *priv = dev->dev_private; + struct drm_msm_get_last_fence *args = data; + struct msm_gpu *gpu = priv->gpu; + + if (!gpu) + return -ENXIO; + + if (args->pad) { + DRM_ERROR("invalid pad: %08x\n", args->pad); + return -EINVAL; + } + args->fence = gpu->funcs->last_fence(gpu); + + return 0; +} + static const struct drm_ioctl_desc msm_ioctls[] = { DRM_IOCTL_DEF_DRV(MSM_GET_PARAM, msm_ioctl_get_param, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(MSM_GEM_NEW, msm_ioctl_gem_new, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), @@ -776,6 +795,7 @@ static const struct drm_ioctl_desc msm_ioctls[] = { DRM_IOCTL_DEF_DRV(MSM_GEM_CPU_FINI, msm_ioctl_gem_cpu_fini, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(MSM_GEM_SUBMIT, msm_ioctl_gem_submit, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(MSM_WAIT_FENCE, msm_ioctl_wait_fence, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(MSM_GET_LAST_FENCE, msm_ioctl_get_last_fence, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), }; static const struct vm_operations_struct vm_ops = { |