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| author | Thomas Hellstrom <thellstrom@vmware.com> | 2019-11-13 21:02:42 +0300 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2019-11-14 10:41:23 +0300 |
| commit | e2e966636aee99971965c0965a4c11b8ce077da3 (patch) | |
| tree | b7cdabd76f2145436333076c9b32bfc886a6d5e7 /drivers/gpu/drm/vmwgfx | |
| parent | 3ca3a9eab7085b3c938b5d088c3020269cfecdc8 (diff) | |
| download | linux-e2e966636aee99971965c0965a4c11b8ce077da3.tar.xz | |
drm/ttm, drm/vmwgfx: Use a configuration option for the TTM dma page pool
Drivers like vmwgfx may want to test whether the dma page pool is present
or not. Since it's activated by default by TTM if compiled-in, define a
hidden configuration option that the driver can test for.
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 81a95651643f..e962048f65d2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -576,8 +576,7 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv) else dev_priv->map_mode = vmw_dma_map_populate; - /* No TTM coherent page pool? FIXME: Ask TTM instead! */ - if (!(IS_ENABLED(CONFIG_SWIOTLB) || IS_ENABLED(CONFIG_INTEL_IOMMU)) && + if (!IS_ENABLED(CONFIG_DRM_TTM_DMA_PAGE_POOL) && (dev_priv->map_mode == vmw_dma_alloc_coherent)) return -EINVAL; |