diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-06 09:31:18 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-06 09:31:18 +0100 |
commit | d598c3c46ea69ea974f0613a651cd4ef3be0c870 (patch) | |
tree | 92c4b32aa13596484d81988f530d888586ff7c7a /drivers/gpu/drm/msm/msm_drv.c | |
parent | 9899aa5ba525c293ea14f20891f3d98690661aea (diff) | |
parent | 0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 (diff) |
Merge 5.16-rc4 into usb-next
We need the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.c')
-rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 49 |
1 files changed, 32 insertions, 17 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 7936e8d498dd..892c04365239 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -967,29 +967,18 @@ static int msm_ioctl_gem_info(struct drm_device *dev, void *data, return ret; } -static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, - struct drm_file *file) +static int wait_fence(struct msm_gpu_submitqueue *queue, uint32_t fence_id, + ktime_t timeout) { - struct msm_drm_private *priv = dev->dev_private; - struct drm_msm_wait_fence *args = data; - ktime_t timeout = to_ktime(args->timeout); - struct msm_gpu_submitqueue *queue; - struct msm_gpu *gpu = priv->gpu; struct dma_fence *fence; int ret; - if (args->pad) { - DRM_ERROR("invalid pad: %08x\n", args->pad); + if (fence_id > queue->last_fence) { + DRM_ERROR_RATELIMITED("waiting on invalid fence: %u (of %u)\n", + fence_id, queue->last_fence); return -EINVAL; } - if (!gpu) - return 0; - - queue = msm_submitqueue_get(file->driver_priv, args->queueid); - if (!queue) - return -ENOENT; - /* * Map submitqueue scoped "seqno" (which is actually an idr key) * back to underlying dma-fence @@ -1001,7 +990,7 @@ static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, ret = mutex_lock_interruptible(&queue->lock); if (ret) return ret; - fence = idr_find(&queue->fence_idr, args->fence); + fence = idr_find(&queue->fence_idr, fence_id); if (fence) fence = dma_fence_get_rcu(fence); mutex_unlock(&queue->lock); @@ -1017,6 +1006,32 @@ static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, } dma_fence_put(fence); + + return ret; +} + +static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, + struct drm_file *file) +{ + struct msm_drm_private *priv = dev->dev_private; + struct drm_msm_wait_fence *args = data; + struct msm_gpu_submitqueue *queue; + int ret; + + if (args->pad) { + DRM_ERROR("invalid pad: %08x\n", args->pad); + return -EINVAL; + } + + if (!priv->gpu) + return 0; + + queue = msm_submitqueue_get(file->driver_priv, args->queueid); + if (!queue) + return -ENOENT; + + ret = wait_fence(queue, args->fence, to_ktime(args->timeout)); + msm_submitqueue_put(queue); return ret; |