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drm/vmwgfx: Honor the sg list segment size limitation

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[ Upstream commit bde15555ba ]

When building sg tables, honor the device sg list segment size limitation.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Deepak Rawat <drawat@vmware.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Thomas Hellstrom
2019-06-04 13:54:26 +02:00
committed by Greg Kroah-Hartman
parent c0b12abd18
commit d3861d4ca9
1 changed files with 5 additions and 5 deletions
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10
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
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@@ -448,11 +448,11 @@ static int vmw_ttm_map_dma(struct vmw_ttm_tt *vmw_tt)
if (unlikely(ret != 0))
return ret;
ret = sg_alloc_table_from_pages(&vmw_tt->sgt, vsgt->pages,
vsgt->num_pages, 0,
(unsigned long)
vsgt->num_pages << PAGE_SHIFT,
GFP_KERNEL);
ret = __sg_alloc_table_from_pages
(&vmw_tt->sgt, vsgt->pages, vsgt->num_pages, 0,
(unsigned long) vsgt->num_pages << PAGE_SHIFT,
dma_get_max_seg_size(dev_priv->dev->dev),
GFP_KERNEL);
if (unlikely(ret != 0))
goto out_sg_alloc_fail;