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| author | Tomer Tayar <ttayar@habana.ai> | 2023-08-21 02:50:54 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2023-10-09 12:37:22 +0300 |
| commit | 3824be1f4d4282190e82a9d5113f4079cb0796e9 (patch) | |
| tree | 4e98336331f71c81bcebb9e7d9f1e2f0d5dee96b /drivers/accel | |
| parent | d16945f60274d5826a1c7c6581dc5878247a5951 (diff) | |
| download | linux-3824be1f4d4282190e82a9d5113f4079cb0796e9.tar.xz | |
accel/habanalabs: add debug prints to dump content of SG table for dma-buf
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>
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/habanalabs/common/memory.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/accel/habanalabs/common/memory.c b/drivers/accel/habanalabs/common/memory.c index 7ddfaf17d15a..c465dc828b0c 100644 --- a/drivers/accel/habanalabs/common/memory.c +++ b/drivers/accel/habanalabs/common/memory.c @@ -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: |