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From: "Thomas Hellström (VMware)" <thellstrom@vmwopensource.org>
To: dri-devel@lists.freedesktop.org
Cc: Thomas Hellstrom <thellstrom@vmware.com>,
	Deepak Rawat <drawat@vmware.com>
Subject: [PATCH 2/2] drm/vmwgfx: Honor the sg list segment size limitation
Date: Wed, 12 Jun 2019 08:03:18 +0200	[thread overview]
Message-ID: <20190612060318.42151-2-thellstrom@vmwopensource.org> (raw)
In-Reply-To: <20190612060318.42151-1-thellstrom@vmwopensource.org>

From: Thomas Hellstrom <thellstrom@vmware.com>

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>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index a6ea75b58a83..d8ea3dd10af0 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -441,11 +441,11 @@ 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;
 
-- 
2.20.1

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      reply	other threads:[~2019-06-12  6:03 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-12  6:03 [PATCH 1/2] drm/vmwgfx: Use the backdoor port if the HB port is not available Thomas Hellström (VMware)
2019-06-12  6:03 ` Thomas Hellström (VMware) [this message]

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