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| author | Yicong Yang <yangyicong@hisilicon.com> | 2022-08-16 14:44:10 +0300 |
|---|---|---|
| committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2022-09-09 01:22:35 +0300 |
| commit | 24b6c7798a0122012ca848ea0d25e973334266b0 (patch) | |
| tree | 0951d2c7b9a6a021211ec3168dede63887af4fcc /drivers/hwtracing | |
| parent | 269e633dad16c951449c99cc3bfce46110f5029e (diff) | |
| download | linux-24b6c7798a0122012ca848ea0d25e973334266b0.tar.xz | |
iommu/arm-smmu-v3: Make default domain type of HiSilicon PTT device to identity
The DMA operations of HiSilicon PTT device can only work properly with
identical mappings. So add a quirk for the device to force the domain
as passthrough.
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Reviewed-by: John Garry <john.garry@huawei.com>
Link: https://lore.kernel.org/r/20220816114414.4092-2-yangyicong@huawei.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Diffstat (limited to 'drivers/hwtracing')
0 files changed, 0 insertions, 0 deletions