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RDMA/hns: Bugfix for memory window mtpt configuration 

When a memory window is bound to a memory region, the local write access
should be set for its mtpt table.

Fixes: c7c2819140 ("RDMA/hns: Add MW support for hip08")
Link: https://lore.kernel.org/r/1606386372-21094-1-git-send-email-liweihang@huawei.com
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
zero-sugar-mainline-defconfig
Yixian Liu 2020-11-26 18:26:12 +08:00 committed by Jason Gunthorpe
parent ab6f7248cc
commit 17475e104d
1 changed files with 1 additions and 0 deletions
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drivers/infiniband/hw/hns/hns_roce_hw_v2.c
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@ -2936,6 +2936,7 @@ static int hns_roce_v2_mw_write_mtpt(void *mb_buf, struct hns_roce_mw *mw)
roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_R_INV_EN_S, 1);
roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_L_INV_EN_S, 1);
roce_set_bit(mpt_entry->byte_8_mw_cnt_en, V2_MPT_BYTE_8_LW_EN_S, 1);
roce_set_bit(mpt_entry->byte_12_mw_pa, V2_MPT_BYTE_12_PA_S, 0);
roce_set_bit(mpt_entry->byte_12_mw_pa, V2_MPT_BYTE_12_MR_MW_S, 1);