From: Xi Wang <wangxi11@huawei.com>
Date: Fri, 8 May 2020 17:45:58 +0800
Subject: RDMA/hns: Rename macro for defining hns hardware page size
Patch-mainline: v5.8-rc1
Git-commit: 9581a356ccadb24d4a18c62c5c8327997e47241e
References: jsc#SLE-14777
Rename the PAGE_ADDR_SHIFT as HNS_HW_PAGE_SHIFT to make code more
readable.
Link: https://lore.kernel.org/r/1588931159-56875-9-git-send-email-liweihang@huawei.com
Signed-off-by: Xi Wang <wangxi11@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/infiniband/hw/hns/hns_roce_alloc.c | 6 +++---
drivers/infiniband/hw/hns/hns_roce_cq.c | 4 ++--
drivers/infiniband/hw/hns/hns_roce_device.h | 10 ++++++----
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 ++--
drivers/infiniband/hw/hns/hns_roce_mr.c | 6 +++---
drivers/infiniband/hw/hns/hns_roce_qp.c | 4 ++--
drivers/infiniband/hw/hns/hns_roce_srq.c | 8 ++++----
7 files changed, 22 insertions(+), 20 deletions(-)
--- a/drivers/infiniband/hw/hns/hns_roce_alloc.c
+++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c
@@ -189,8 +189,8 @@ int hns_roce_buf_alloc(struct hns_roce_d
u32 page_size;
int i;
- /* The minimum shift of the page accessed by hw is PAGE_ADDR_SHIFT */
- buf->page_shift = max_t(int, PAGE_ADDR_SHIFT, page_shift);
+ /* The minimum shift of the page accessed by hw is HNS_HW_PAGE_SHIFT */
+ buf->page_shift = max_t(int, HNS_HW_PAGE_SHIFT, page_shift);
page_size = 1 << buf->page_shift;
buf->npages = DIV_ROUND_UP(size, page_size);
@@ -261,7 +261,7 @@ int hns_roce_get_umem_bufs(struct hns_ro
int idx = 0;
u64 addr;
- if (page_shift < PAGE_ADDR_SHIFT) {
+ if (page_shift < HNS_HW_PAGE_SHIFT) {
dev_err(hr_dev->dev, "Failed to check umem page shift %d!\n",
page_shift);
return -EINVAL;
--- a/drivers/infiniband/hw/hns/hns_roce_cq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cq.c
@@ -149,14 +149,14 @@ static int alloc_cq_buf(struct hns_roce_
struct hns_roce_buf_attr buf_attr = {};
int err;
- buf_attr.page_shift = hr_dev->caps.cqe_buf_pg_sz + PAGE_ADDR_SHIFT;
+ buf_attr.page_shift = hr_dev->caps.cqe_buf_pg_sz + HNS_HW_PAGE_SHIFT;
buf_attr.region[0].size = hr_cq->cq_depth * hr_dev->caps.cq_entry_sz;
buf_attr.region[0].hopnum = hr_dev->caps.cqe_hop_num;
buf_attr.region_count = 1;
buf_attr.fixed_page = true;
err = hns_roce_mtr_create(hr_dev, &hr_cq->mtr, &buf_attr,
- hr_dev->caps.cqe_ba_pg_sz + PAGE_ADDR_SHIFT,
+ hr_dev->caps.cqe_ba_pg_sz + HNS_HW_PAGE_SHIFT,
udata, addr);
if (err)
ibdev_err(ibdev, "Failed to alloc CQ mtr, err %d\n", err);
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -262,7 +262,9 @@ enum {
#define HNS_ROCE_PORT_DOWN 0
#define HNS_ROCE_PORT_UP 1
-#define PAGE_ADDR_SHIFT 12
+/* The minimum page size is 4K for hardware */
+#define HNS_HW_PAGE_SHIFT 12
+#define HNS_HW_PAGE_SIZE (1 << HNS_HW_PAGE_SHIFT)
/* The minimum page count for hardware access page directly. */
#define HNS_HW_DIRECT_PAGE_COUNT 2
@@ -1080,16 +1082,16 @@ static inline dma_addr_t hns_roce_buf_pa
return buf->page_list[idx].map;
}
-#define hr_hw_page_align(x) ALIGN(x, 1 << PAGE_ADDR_SHIFT)
+#define hr_hw_page_align(x) ALIGN(x, 1 << HNS_HW_PAGE_SHIFT)
static inline u64 to_hr_hw_page_addr(u64 addr)
{
- return addr >> PAGE_ADDR_SHIFT;
+ return addr >> HNS_HW_PAGE_SHIFT;
}
static inline u32 to_hr_hw_page_shift(u32 page_shift)
{
- return page_shift - PAGE_ADDR_SHIFT;
+ return page_shift - HNS_HW_PAGE_SHIFT;
}
static inline u32 to_hr_hem_hopnum(u32 hopnum, u32 count)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5606,7 +5606,7 @@ static int alloc_eq_buf(struct hns_roce_
else
eq->hop_num = hr_dev->caps.eqe_hop_num;
- buf_attr.page_shift = hr_dev->caps.eqe_buf_pg_sz + PAGE_ADDR_SHIFT;
+ buf_attr.page_shift = hr_dev->caps.eqe_buf_pg_sz + HNS_HW_PAGE_SHIFT;
buf_attr.region[0].size = eq->entries * eq->eqe_size;
buf_attr.region[0].hopnum = eq->hop_num;
buf_attr.region_count = 1;
@@ -5614,7 +5614,7 @@ static int alloc_eq_buf(struct hns_roce_
err = hns_roce_mtr_create(hr_dev, &eq->mtr, &buf_attr,
hr_dev->caps.eqe_ba_pg_sz +
- PAGE_ADDR_SHIFT, NULL, 0);
+ HNS_HW_PAGE_SHIFT, NULL, 0);
if (err)
dev_err(hr_dev->dev, "Failed to alloc EQE mtr, err %d\n", err);
--- a/drivers/infiniband/hw/hns/hns_roce_mr.c
+++ b/drivers/infiniband/hw/hns/hns_roce_mr.c
@@ -120,7 +120,7 @@ static int alloc_mr_pbl(struct hns_roce_
mr->pbl_hop_num = is_fast ? 1 : hr_dev->caps.pbl_hop_num;
buf_attr.page_shift = is_fast ? PAGE_SHIFT :
- hr_dev->caps.pbl_buf_pg_sz + PAGE_ADDR_SHIFT;
+ hr_dev->caps.pbl_buf_pg_sz + HNS_HW_PAGE_SHIFT;
buf_attr.region[0].size = length;
buf_attr.region[0].hopnum = mr->pbl_hop_num;
buf_attr.region_count = 1;
@@ -130,7 +130,7 @@ static int alloc_mr_pbl(struct hns_roce_
buf_attr.mtt_only = is_fast;
err = hns_roce_mtr_create(hr_dev, &mr->pbl_mtr, &buf_attr,
- hr_dev->caps.pbl_ba_pg_sz + PAGE_ADDR_SHIFT,
+ hr_dev->caps.pbl_ba_pg_sz + HNS_HW_PAGE_SHIFT,
udata, start);
if (err)
ibdev_err(ibdev, "failed to alloc pbl mtr, ret = %d.\n", err);
@@ -819,7 +819,7 @@ static int mtr_alloc_bufs(struct hns_roc
}
/* must bigger than minimum hardware page shift */
- if (best_pg_shift < PAGE_ADDR_SHIFT || all_pg_count < 1) {
+ if (best_pg_shift < HNS_HW_PAGE_SHIFT || all_pg_count < 1) {
ret = -EINVAL;
ibdev_err(ibdev, "Failed to check mtr page shift %d count %d\n",
best_pg_shift, all_pg_count);
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -546,7 +546,7 @@ static int split_wqe_buf_region(struct h
if (hr_qp->buff_size < 1)
return -EINVAL;
- buf_attr->page_shift = PAGE_ADDR_SHIFT + hr_dev->caps.mtt_buf_pg_sz;
+ buf_attr->page_shift = HNS_HW_PAGE_SHIFT + hr_dev->caps.mtt_buf_pg_sz;
buf_attr->fixed_page = true;
buf_attr->region_count = idx;
@@ -681,7 +681,7 @@ static int alloc_qp_buf(struct hns_roce_
goto err_inline;
}
ret = hns_roce_mtr_create(hr_dev, &hr_qp->mtr, &buf_attr,
- PAGE_ADDR_SHIFT + hr_dev->caps.mtt_ba_pg_sz,
+ HNS_HW_PAGE_SHIFT + hr_dev->caps.mtt_ba_pg_sz,
udata, addr);
if (ret) {
ibdev_err(ibdev, "failed to create WQE mtr, ret = %d.\n", ret);
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -187,7 +187,7 @@ static int alloc_srq_buf(struct hns_roce
HNS_ROCE_SGE_SIZE *
srq->max_gs)));
- buf_attr.page_shift = hr_dev->caps.srqwqe_buf_pg_sz + PAGE_ADDR_SHIFT;
+ buf_attr.page_shift = hr_dev->caps.srqwqe_buf_pg_sz + HNS_HW_PAGE_SHIFT;
buf_attr.region[0].size = to_hr_hem_entries_size(srq->wqe_cnt,
srq->wqe_shift);
buf_attr.region[0].hopnum = hr_dev->caps.srqwqe_hop_num;
@@ -196,7 +196,7 @@ static int alloc_srq_buf(struct hns_roce
err = hns_roce_mtr_create(hr_dev, &srq->buf_mtr, &buf_attr,
hr_dev->caps.srqwqe_ba_pg_sz +
- PAGE_ADDR_SHIFT, udata, addr);
+ HNS_HW_PAGE_SHIFT, udata, addr);
if (err)
ibdev_err(ibdev, "Failed to alloc SRQ buf mtr, err %d\n", err);
@@ -218,7 +218,7 @@ static int alloc_srq_idx(struct hns_roce
srq->idx_que.entry_shift = ilog2(HNS_ROCE_IDX_QUE_ENTRY_SZ);
- buf_attr.page_shift = hr_dev->caps.idx_buf_pg_sz + PAGE_ADDR_SHIFT;
+ buf_attr.page_shift = hr_dev->caps.idx_buf_pg_sz + HNS_HW_PAGE_SHIFT;
buf_attr.region[0].size = to_hr_hem_entries_size(srq->wqe_cnt,
srq->idx_que.entry_shift);
buf_attr.region[0].hopnum = hr_dev->caps.idx_hop_num;
@@ -226,7 +226,7 @@ static int alloc_srq_idx(struct hns_roce
buf_attr.fixed_page = true;
err = hns_roce_mtr_create(hr_dev, &idx_que->mtr, &buf_attr,
- hr_dev->caps.idx_ba_pg_sz + PAGE_ADDR_SHIFT,
+ hr_dev->caps.idx_ba_pg_sz + HNS_HW_PAGE_SHIFT,
udata, addr);
if (err) {
ibdev_err(ibdev, "Failed to alloc SRQ idx mtr, err %d\n", err);