Merge remote-tracking branches 'spi/fix/bcm63xx', 'spi/fix/doc', 'spi/fix/mediatek...

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_cs.c

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 3afcf0237c25474c662f499d4583c7743f6067f9..1d44d508d4d4f50b249104b4aabc9a6cbab83e61 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -784,8 +784,6 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 {
        struct amdgpu_device *adev = dev->dev_private;
        union drm_amdgpu_cs *cs = data;
-       struct amdgpu_fpriv *fpriv = filp->driver_priv;
-       struct amdgpu_vm *vm = &fpriv->vm;
        struct amdgpu_cs_parser parser = {};
        bool reserved_buffers = false;
        int i, r;
@@ -803,7 +801,6 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
                r = amdgpu_cs_handle_lockup(adev, r);
                return r;
        }
-       mutex_lock(&vm->mutex);
        r = amdgpu_cs_parser_relocs(&parser);
        if (r == -ENOMEM)
                DRM_ERROR("Not enough memory for command submission!\n");
@@ -888,7 +885,6 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 
 out:
        amdgpu_cs_parser_fini(&parser, r, reserved_buffers);
-       mutex_unlock(&vm->mutex);
        r = amdgpu_cs_handle_lockup(adev, r);
        return r;
 }