[PATCH 2/2] drm/vmwgfx: Use ttm_dma_page_alloc_enabled

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Instead of guessing whether TTM has the dma page allocator enabled,
ask TTM.

Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 77f422cd18ab..125a2b423847 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -35,6 +35,7 @@
 #include <drm/ttm/ttm_placement.h>
 #include <drm/ttm/ttm_bo_driver.h>
 #include <drm/ttm/ttm_module.h>
+#include <drm/ttm/ttm_page_alloc.h>
 
 #define VMWGFX_DRIVER_DESC "Linux drm driver for VMware graphics devices"
 #define VMWGFX_CHIP_SVGAII 0
@@ -594,8 +595,7 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
 	if (dev_priv->map_mode == vmw_dma_map_populate && vmw_restrict_iommu)
 		dev_priv->map_mode = vmw_dma_map_bind;
 
-	/* No TTM coherent page pool? FIXME: Ask TTM instead! */
-        if (!(IS_ENABLED(CONFIG_SWIOTLB) || IS_ENABLED(CONFIG_INTEL_IOMMU)) &&
+        if (!ttm_dma_page_alloc_enabled() &&
 	    (dev_priv->map_mode == vmw_dma_alloc_coherent))
 		return -EINVAL;
 
-- 
2.19.0.rc1

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