diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2020-11-17 22:20:26 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-11-17 22:20:26 +0300 |
| commit | bf3b7b7ba9e3db55d164ec7bf05e6947f79637cd (patch) | |
| tree | 7de81ebc8339c2a985b2af0e360368e281564c93 /drivers/infiniband/sw/rdmavt | |
| parent | 8a7904a672a1d33c848e5129f886ee69e0773a2e (diff) | |
| parent | dabbd6abcdbeb1358a53ec28a244429320eb0e3a (diff) | |
| download | linux-bf3b7b7ba9e3db55d164ec7bf05e6947f79637cd.tar.xz | |
Merge branch 'for-rc' into rdma.git
From https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git
The rc RDMA branch is needed due to dependencies on the next patches.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/sw/rdmavt')
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/Kconfig | 3 | ||||
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/vt.c | 7 |
2 files changed, 7 insertions, 3 deletions
diff --git a/drivers/infiniband/sw/rdmavt/Kconfig b/drivers/infiniband/sw/rdmavt/Kconfig index 9ef5f5ce1ff6..c8e268082952 100644 --- a/drivers/infiniband/sw/rdmavt/Kconfig +++ b/drivers/infiniband/sw/rdmavt/Kconfig @@ -1,7 +1,8 @@ # SPDX-License-Identifier: GPL-2.0-only config INFINIBAND_RDMAVT tristate "RDMA verbs transport library" - depends on X86_64 && ARCH_DMA_ADDR_T_64BIT + depends on INFINIBAND_VIRT_DMA + depends on X86_64 depends on PCI select DMA_VIRT_OPS help diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c index 43fbc4e54edf..5bd817490b1f 100644 --- a/drivers/infiniband/sw/rdmavt/vt.c +++ b/drivers/infiniband/sw/rdmavt/vt.c @@ -525,6 +525,7 @@ static noinline int check_support(struct rvt_dev_info *rdi, int verb) int rvt_register_device(struct rvt_dev_info *rdi) { int ret = 0, i; + u64 dma_mask; if (!rdi) return -EINVAL; @@ -581,8 +582,10 @@ int rvt_register_device(struct rvt_dev_info *rdi) /* DMA Operations */ rdi->ibdev.dev.dma_parms = rdi->ibdev.dev.parent->dma_parms; - dma_set_coherent_mask(&rdi->ibdev.dev, - rdi->ibdev.dev.parent->coherent_dma_mask); + dma_mask = IS_ENABLED(CONFIG_64BIT) ? DMA_BIT_MASK(64) : DMA_BIT_MASK(32); + ret = dma_coerce_mask_and_coherent(&rdi->ibdev.dev, dma_mask); + if (ret) + goto bail_wss; /* Protection Domain */ spin_lock_init(&rdi->n_pds_lock); |