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accel/habanalabs: add debug prints to dump content of SG table for dma-buf

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Add debug prints to dump the content of the SG table which is prepared
when the dma-buf map op is called.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Tomer Tayar 2023-08-21 02:50:54 +03:00 committed by Oded Gabbay
parent d16945f602
commit 3824be1f4d
1 changed files with 7 additions and 0 deletions
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7
drivers/accel/habanalabs/common/memory.c
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@ -1679,6 +1679,13 @@ static struct sg_table *alloc_sgt_from_device_pages(struct hl_device *hdev, u64
*/
sgt->orig_nents = 0;
dev_dbg(hdev->dev, "prepared SG table with %u entries for importer %s\n",
nents, dev_name(dev));
for_each_sgtable_dma_sg(sgt, sg, i)
dev_dbg(hdev->dev,
"SG entry %d: address %#llx, length %#x\n",
i, sg_dma_address(sg), sg_dma_len(sg));
return sgt;
err_unmap: