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| author |   Chengchang Tang <tangchengchang@huawei.com> | 2022-09-22 20:33:10 +0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2022-09-27 10:15:25 -0300 |
| commit | 5f652387c5423a82453c5cb446a88834bf41a94b (patch) | |
| tree | 9148b7f57149d60e342b8438b3a9cf8919b9b6fa /drivers/infiniband/hw/hns | |
| parent | RDMA/hns: Remove redundant 'use_lowmem' argument from hns_roce_init_hem_table() (diff) | |
| download | linux-dev-5f652387c5423a82453c5cb446a88834bf41a94b.tar.xz linux-dev-5f652387c5423a82453c5cb446a88834bf41a94b.zip | |
RDMA/hns: Remove redundant 'phy_addr' in hns_roce_hem_list_find_mtt()
This parameter has never been used. Remove it to simplify the function.
Link: https://lore.kernel.org/r/20220922123315.3732205-8-xuhaoyue1@hisilicon.com
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Haoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/hns')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hem.c | 7 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hem.h | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_mr.c | 4 |
3 files changed, 4 insertions, 9 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c index e8acd2839d7d..d0b75a2234d3 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.c +++ b/drivers/infiniband/hw/hns/hns_roce_hem.c @@ -1462,19 +1462,17 @@ void hns_roce_hem_list_init(struct hns_roce_hem_list *hem_list) void *hns_roce_hem_list_find_mtt(struct hns_roce_dev *hr_dev, struct hns_roce_hem_list *hem_list, - int offset, int *mtt_cnt, u64 *phy_addr) + int offset, int *mtt_cnt) { struct list_head *head = &hem_list->btm_bt; struct hns_roce_hem_item *hem, *temp_hem; void *cpu_base = NULL; - u64 phy_base = 0; int nr = 0; list_for_each_entry_safe(hem, temp_hem, head, sibling) { if (hem_list_page_is_in_range(hem, offset)) { nr = offset - hem->start; cpu_base = hem->addr + nr * BA_BYTE_LEN; - phy_base = hem->dma_addr + nr * BA_BYTE_LEN; nr = hem->end + 1 - offset; break; } @@ -1483,8 +1481,5 @@ void *hns_roce_hem_list_find_mtt(struct hns_roce_dev *hr_dev, if (mtt_cnt) *mtt_cnt = nr; - if (phy_addr) - *phy_addr = phy_base; - return cpu_base; } diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.h b/drivers/infiniband/hw/hns/hns_roce_hem.h index 6b888049e9a0..7d23d3c51da4 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.h +++ b/drivers/infiniband/hw/hns/hns_roce_hem.h @@ -131,7 +131,7 @@ void hns_roce_hem_list_release(struct hns_roce_dev *hr_dev, struct hns_roce_hem_list *hem_list); void *hns_roce_hem_list_find_mtt(struct hns_roce_dev *hr_dev, struct hns_roce_hem_list *hem_list, - int offset, int *mtt_cnt, u64 *phy_addr); + int offset, int *mtt_cnt); static inline void hns_roce_hem_first(struct hns_roce_hem *hem, struct hns_roce_hem_iter *iter) diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c index dedfa56f5773..93615f2556b2 100644 --- a/drivers/infiniband/hw/hns/hns_roce_mr.c +++ b/drivers/infiniband/hw/hns/hns_roce_mr.c @@ -585,7 +585,7 @@ static int mtr_map_region(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr, while (offset < end && npage < max_count) { count = 0; mtts = hns_roce_hem_list_find_mtt(hr_dev, &mtr->hem_list, - offset, &count, NULL); + offset, &count); if (!mtts) return -ENOBUFS; @@ -834,7 +834,7 @@ int hns_roce_mtr_find(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr, mtt_count = 0; mtts = hns_roce_hem_list_find_mtt(hr_dev, &mtr->hem_list, start_index + total, - &mtt_count, NULL); + &mtt_count); if (!mtts || !mtt_count) goto done; |