[PATCH v1] fix vmwgfx compilation error due to a missing include

[Dave Airlie]

cc'ing Christian to fix this I assume it was ttm refactor?

>
> This patch fixes vmwgfx driver compilation error due to a missing include
>
> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c: In function ‘vmw_vram_manager_init’:
> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c:678:8: error: implicit declaration of function ‘ttm_range_man_init’ [-Werror=implicit-function-declaration]
>   678 |  ret = ttm_range_man_init(&dev_priv->bdev, TTM_PL_VRAM, false,
>       |        ^~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c: In function ‘vmw_vram_manager_fini’:
> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c:690:2: error: implicit declaration of function ‘ttm_range_man_fini’ [-Werror=implicit-function-declaration]
>   690 |  ttm_range_man_fini(&dev_priv->bdev, TTM_PL_VRAM);
>       |  ^~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
>
> Signed-off-by: Tong Zhang <ztong0001 at gmail.com>
> ---
>  drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> index 6f5ea00973e0..6eb93aa2f311 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> @@ -37,6 +37,7 @@
>  #include <drm/drm_sysfs.h>
>  #include <drm/ttm/ttm_bo_driver.h>
>  #include <drm/ttm/ttm_placement.h>
> +#include <drm/ttm/ttm_range_manager.h>
>  #include <generated/utsrelease.h>
>
>  #include "ttm_object.h"
> --
> 2.25.1
>