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(parent: 6415268) | patch
dmaengine: idxd: enable SVA feature for IOMMU
authorDave Jiang <dave.jiang@intel.com>
Tue, 20 Apr 2021 18:46:46 +0000 (11:46 -0700)
committerVinod Koul <vkoul@kernel.org>
Fri, 23 Apr 2021 17:38:45 +0000 (23:08 +0530)
commit94b4d58e7a63c944e0470b8ea5f80fbd0de3641e
tree5133b565ed10cab0cad8e8577f284b5fd08a4f9dtree | snapshot
parent6415268c2de42d6ea7d394a07a45ca28b03d43c2commit | diff
dmaengine: idxd: enable SVA feature for IOMMU

Enable IOMMU_DEV_FEAT_SVA before attempt to bind pasid. This is needed
according to iommu_sva_bind_device() comment. Currently Intel IOMMU code
does this before bind call. It really needs to be controlled by the driver.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/161894440621.3202472.17644507396206848134.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/idxd/init.c diff | blob | history
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