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| author |   Dave Jiang <dave.jiang@intel.com> | 2021-01-15 14:53:07 -0700 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2021-01-17 12:20:12 +0530 |
| commit | c06e424be5f5184468c5f761c0d2cf1ed0a4e0fc (patch) | |
| tree | e17c9e0cc04d166fe7fdd8ccdabfdda4254d3ed9 /include/linux | |
| parent | dmaengine: qcom: gpi: Remove unneeded semicolon (diff) | |
| download | linux-dev-c06e424be5f5184468c5f761c0d2cf1ed0a4e0fc.tar.xz linux-dev-c06e424be5f5184468c5f761c0d2cf1ed0a4e0fc.zip | |
dmaengine: idxd: set DMA channel to be private
Add DMA_PRIVATE attribute flag to idxd DMA channels. The dedicated WQs are
expected to be used by a single client and not shared. While doing NTB
testing this mistake was discovered, which prevented ntb_transport from
requesting DSA wqs as DMA channels via dma_request_channel().
Reported-by: Srinijia Kambham <srinija.kambham@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Tested-by: Srinijia Kambham <srinija.kambham@intel.com>
Fixes: 8f47d1a5e545 ("dmaengine: idxd: connect idxd to dmaengine subsystem")
Link: https://lore.kernel.org/r/161074758743.2184057.3388557138816350980.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions