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path: root/drivers/infiniband/hw/hns/hns_roce_hem.c
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Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_hem.c')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hem.c115
1 files changed, 109 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c
index f6faefed96e8..8e29dbb5b5fb 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hem.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hem.c
@@ -45,8 +45,13 @@ bool hns_roce_check_whether_mhop(struct hns_roce_dev *hr_dev, u32 type)
(hr_dev->caps.mpt_hop_num && type == HEM_TYPE_MTPT) ||
(hr_dev->caps.cqc_hop_num && type == HEM_TYPE_CQC) ||
(hr_dev->caps.srqc_hop_num && type == HEM_TYPE_SRQC) ||
+ (hr_dev->caps.sccc_hop_num && type == HEM_TYPE_SCCC) ||
+ (hr_dev->caps.qpc_timer_hop_num && type == HEM_TYPE_QPC_TIMER) ||
+ (hr_dev->caps.cqc_timer_hop_num && type == HEM_TYPE_CQC_TIMER) ||
(hr_dev->caps.cqe_hop_num && type == HEM_TYPE_CQE) ||
- (hr_dev->caps.mtt_hop_num && type == HEM_TYPE_MTT))
+ (hr_dev->caps.mtt_hop_num && type == HEM_TYPE_MTT) ||
+ (hr_dev->caps.srqwqe_hop_num && type == HEM_TYPE_SRQWQE) ||
+ (hr_dev->caps.idx_hop_num && type == HEM_TYPE_IDX))
return true;
return false;
@@ -123,6 +128,30 @@ int hns_roce_calc_hem_mhop(struct hns_roce_dev *hr_dev,
mhop->ba_l0_num = hr_dev->caps.cqc_bt_num;
mhop->hop_num = hr_dev->caps.cqc_hop_num;
break;
+ case HEM_TYPE_SCCC:
+ mhop->buf_chunk_size = 1 << (hr_dev->caps.sccc_buf_pg_sz
+ + PAGE_SHIFT);
+ mhop->bt_chunk_size = 1 << (hr_dev->caps.sccc_ba_pg_sz
+ + PAGE_SHIFT);
+ mhop->ba_l0_num = hr_dev->caps.sccc_bt_num;
+ mhop->hop_num = hr_dev->caps.sccc_hop_num;
+ break;
+ case HEM_TYPE_QPC_TIMER:
+ mhop->buf_chunk_size = 1 << (hr_dev->caps.qpc_timer_buf_pg_sz
+ + PAGE_SHIFT);
+ mhop->bt_chunk_size = 1 << (hr_dev->caps.qpc_timer_ba_pg_sz
+ + PAGE_SHIFT);
+ mhop->ba_l0_num = hr_dev->caps.qpc_timer_bt_num;
+ mhop->hop_num = hr_dev->caps.qpc_timer_hop_num;
+ break;
+ case HEM_TYPE_CQC_TIMER:
+ mhop->buf_chunk_size = 1 << (hr_dev->caps.cqc_timer_buf_pg_sz
+ + PAGE_SHIFT);
+ mhop->bt_chunk_size = 1 << (hr_dev->caps.cqc_timer_ba_pg_sz
+ + PAGE_SHIFT);
+ mhop->ba_l0_num = hr_dev->caps.cqc_timer_bt_num;
+ mhop->hop_num = hr_dev->caps.cqc_timer_hop_num;
+ break;
case HEM_TYPE_SRQC:
mhop->buf_chunk_size = 1 << (hr_dev->caps.srqc_buf_pg_sz
+ PAGE_SHIFT);
@@ -147,6 +176,22 @@ int hns_roce_calc_hem_mhop(struct hns_roce_dev *hr_dev,
mhop->ba_l0_num = mhop->bt_chunk_size / 8;
mhop->hop_num = hr_dev->caps.cqe_hop_num;
break;
+ case HEM_TYPE_SRQWQE:
+ mhop->buf_chunk_size = 1 << (hr_dev->caps.srqwqe_buf_pg_sz
+ + PAGE_SHIFT);
+ mhop->bt_chunk_size = 1 << (hr_dev->caps.srqwqe_ba_pg_sz
+ + PAGE_SHIFT);
+ mhop->ba_l0_num = mhop->bt_chunk_size / 8;
+ mhop->hop_num = hr_dev->caps.srqwqe_hop_num;
+ break;
+ case HEM_TYPE_IDX:
+ mhop->buf_chunk_size = 1 << (hr_dev->caps.idx_buf_pg_sz
+ + PAGE_SHIFT);
+ mhop->bt_chunk_size = 1 << (hr_dev->caps.idx_ba_pg_sz
+ + PAGE_SHIFT);
+ mhop->ba_l0_num = mhop->bt_chunk_size / 8;
+ mhop->hop_num = hr_dev->caps.idx_hop_num;
+ break;
default:
dev_err(dev, "Table %d not support multi-hop addressing!\n",
table->type);
@@ -157,7 +202,7 @@ int hns_roce_calc_hem_mhop(struct hns_roce_dev *hr_dev,
return 0;
/*
- * QPC/MTPT/CQC/SRQC alloc hem for buffer pages.
+ * QPC/MTPT/CQC/SRQC/SCCC alloc hem for buffer pages.
* MTT/CQE alloc hem for bt pages.
*/
bt_num = hns_roce_get_bt_num(table->type, mhop->hop_num);
@@ -468,7 +513,7 @@ static int hns_roce_table_mhop_get(struct hns_roce_dev *hr_dev,
}
/*
- * alloc buffer space chunk for QPC/MTPT/CQC/SRQC.
+ * alloc buffer space chunk for QPC/MTPT/CQC/SRQC/SCCC.
* alloc bt space chunk for MTT/CQE.
*/
size = table->type < HEM_TYPE_MTT ? buf_chunk_size : bt_chunk_size;
@@ -575,6 +620,7 @@ out:
mutex_unlock(&table->mutex);
return ret;
}
+EXPORT_SYMBOL_GPL(hns_roce_table_get);
static void hns_roce_table_mhop_put(struct hns_roce_dev *hr_dev,
struct hns_roce_hem_table *table,
@@ -640,7 +686,7 @@ static void hns_roce_table_mhop_put(struct hns_roce_dev *hr_dev,
}
/*
- * free buffer space chunk for QPC/MTPT/CQC/SRQC.
+ * free buffer space chunk for QPC/MTPT/CQC/SRQC/SCCC.
* free bt space chunk for MTT/CQE.
*/
hns_roce_free_hem(hr_dev, table->hem[hem_idx]);
@@ -717,6 +763,7 @@ void hns_roce_table_put(struct hns_roce_dev *hr_dev,
mutex_unlock(&table->mutex);
}
+EXPORT_SYMBOL_GPL(hns_roce_table_put);
void *hns_roce_table_find(struct hns_roce_dev *hr_dev,
struct hns_roce_hem_table *table,
@@ -745,6 +792,8 @@ void *hns_roce_table_find(struct hns_roce_dev *hr_dev,
idx_offset = (obj & (table->num_obj - 1)) % obj_per_chunk;
dma_offset = offset = idx_offset * table->obj_size;
} else {
+ u32 seg_size = 64; /* 8 bytes per BA and 8 BA per segment */
+
hns_roce_calc_hem_mhop(hr_dev, table, &mhop_obj, &mhop);
/* mtt mhop */
i = mhop.l0_idx;
@@ -756,8 +805,8 @@ void *hns_roce_table_find(struct hns_roce_dev *hr_dev,
hem_idx = i;
hem = table->hem[hem_idx];
- dma_offset = offset = (obj & (table->num_obj - 1)) *
- table->obj_size % mhop.bt_chunk_size;
+ dma_offset = offset = (obj & (table->num_obj - 1)) * seg_size %
+ mhop.bt_chunk_size;
if (mhop.hop_num == 2)
dma_offset = offset = 0;
}
@@ -886,6 +935,30 @@ int hns_roce_init_hem_table(struct hns_roce_dev *hr_dev,
num_bt_l0 = hr_dev->caps.cqc_bt_num;
hop_num = hr_dev->caps.cqc_hop_num;
break;
+ case HEM_TYPE_SCCC:
+ buf_chunk_size = 1 << (hr_dev->caps.sccc_buf_pg_sz
+ + PAGE_SHIFT);
+ bt_chunk_size = 1 << (hr_dev->caps.sccc_ba_pg_sz
+ + PAGE_SHIFT);
+ num_bt_l0 = hr_dev->caps.sccc_bt_num;
+ hop_num = hr_dev->caps.sccc_hop_num;
+ break;
+ case HEM_TYPE_QPC_TIMER:
+ buf_chunk_size = 1 << (hr_dev->caps.qpc_timer_buf_pg_sz
+ + PAGE_SHIFT);
+ bt_chunk_size = 1 << (hr_dev->caps.qpc_timer_ba_pg_sz
+ + PAGE_SHIFT);
+ num_bt_l0 = hr_dev->caps.qpc_timer_bt_num;
+ hop_num = hr_dev->caps.qpc_timer_hop_num;
+ break;
+ case HEM_TYPE_CQC_TIMER:
+ buf_chunk_size = 1 << (hr_dev->caps.cqc_timer_buf_pg_sz
+ + PAGE_SHIFT);
+ bt_chunk_size = 1 << (hr_dev->caps.cqc_timer_ba_pg_sz
+ + PAGE_SHIFT);
+ num_bt_l0 = hr_dev->caps.cqc_timer_bt_num;
+ hop_num = hr_dev->caps.cqc_timer_hop_num;
+ break;
case HEM_TYPE_SRQC:
buf_chunk_size = 1 << (hr_dev->caps.srqc_buf_pg_sz
+ PAGE_SHIFT);
@@ -906,6 +979,18 @@ int hns_roce_init_hem_table(struct hns_roce_dev *hr_dev,
bt_chunk_size = buf_chunk_size;
hop_num = hr_dev->caps.cqe_hop_num;
break;
+ case HEM_TYPE_SRQWQE:
+ buf_chunk_size = 1 << (hr_dev->caps.srqwqe_ba_pg_sz
+ + PAGE_SHIFT);
+ bt_chunk_size = buf_chunk_size;
+ hop_num = hr_dev->caps.srqwqe_hop_num;
+ break;
+ case HEM_TYPE_IDX:
+ buf_chunk_size = 1 << (hr_dev->caps.idx_ba_pg_sz
+ + PAGE_SHIFT);
+ bt_chunk_size = buf_chunk_size;
+ hop_num = hr_dev->caps.idx_hop_num;
+ break;
default:
dev_err(dev,
"Table %d not support to init hem table here!\n",
@@ -1041,7 +1126,25 @@ void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev,
void hns_roce_cleanup_hem(struct hns_roce_dev *hr_dev)
{
+ if ((hr_dev->caps.num_idx_segs))
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->mr_table.mtt_idx_table);
+ if (hr_dev->caps.num_srqwqe_segs)
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->mr_table.mtt_srqwqe_table);
+ if (hr_dev->caps.srqc_entry_sz)
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->srq_table.table);
hns_roce_cleanup_hem_table(hr_dev, &hr_dev->cq_table.table);
+ if (hr_dev->caps.qpc_timer_entry_sz)
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->qpc_timer_table);
+ if (hr_dev->caps.cqc_timer_entry_sz)
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->cqc_timer_table);
+ if (hr_dev->caps.sccc_entry_sz)
+ hns_roce_cleanup_hem_table(hr_dev,
+ &hr_dev->qp_table.sccc_table);
if (hr_dev->caps.trrl_entry_sz)
hns_roce_cleanup_hem_table(hr_dev,
&hr_dev->qp_table.trrl_table);
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