diff options
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_hem.h')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hem.h | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.h b/drivers/infiniband/hw/hns/hns_roce_hem.h index 435748858252..db66db12075e 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.h +++ b/drivers/infiniband/hw/hns/hns_roce_hem.h @@ -47,13 +47,27 @@ enum { /* UNMAP HEM */ HEM_TYPE_MTT, + HEM_TYPE_CQE, HEM_TYPE_IRRL, + HEM_TYPE_TRRL, }; #define HNS_ROCE_HEM_CHUNK_LEN \ ((256 - sizeof(struct list_head) - 2 * sizeof(int)) / \ (sizeof(struct scatterlist))) +#define check_whether_bt_num_3(type, hop_num) \ + (type < HEM_TYPE_MTT && hop_num == 2) + +#define check_whether_bt_num_2(type, hop_num) \ + ((type < HEM_TYPE_MTT && hop_num == 1) || \ + (type >= HEM_TYPE_MTT && hop_num == 2)) + +#define check_whether_bt_num_1(type, hop_num) \ + ((type < HEM_TYPE_MTT && hop_num == HNS_ROCE_HOP_NUM_0) || \ + (type >= HEM_TYPE_MTT && hop_num == 1) || \ + (type >= HEM_TYPE_MTT && hop_num == HNS_ROCE_HOP_NUM_0)) + enum { HNS_ROCE_HEM_PAGE_SHIFT = 12, HNS_ROCE_HEM_PAGE_SIZE = 1 << HNS_ROCE_HEM_PAGE_SHIFT, @@ -77,12 +91,23 @@ struct hns_roce_hem_iter { int page_idx; }; +struct hns_roce_hem_mhop { + u32 hop_num; + u32 buf_chunk_size; + u32 bt_chunk_size; + u32 ba_l0_num; + u32 l0_idx;/* level 0 base address table index */ + u32 l1_idx;/* level 1 base address table index */ + u32 l2_idx;/* level 2 base address table index */ +}; + void hns_roce_free_hem(struct hns_roce_dev *hr_dev, struct hns_roce_hem *hem); int hns_roce_table_get(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table, unsigned long obj); void hns_roce_table_put(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table, unsigned long obj); -void *hns_roce_table_find(struct hns_roce_hem_table *table, unsigned long obj, +void *hns_roce_table_find(struct hns_roce_dev *hr_dev, + struct hns_roce_hem_table *table, unsigned long obj, dma_addr_t *dma_handle); int hns_roce_table_get_range(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table, @@ -97,6 +122,10 @@ int hns_roce_init_hem_table(struct hns_roce_dev *hr_dev, void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table); void hns_roce_cleanup_hem(struct hns_roce_dev *hr_dev); +int hns_roce_calc_hem_mhop(struct hns_roce_dev *hr_dev, + struct hns_roce_hem_table *table, unsigned long *obj, + struct hns_roce_hem_mhop *mhop); +bool hns_roce_check_whether_mhop(struct hns_roce_dev *hr_dev, u32 type); static inline void hns_roce_hem_first(struct hns_roce_hem *hem, struct hns_roce_hem_iter *iter) @@ -105,7 +134,7 @@ static inline void hns_roce_hem_first(struct hns_roce_hem *hem, iter->chunk = list_empty(&hem->chunk_list) ? NULL : list_entry(hem->chunk_list.next, struct hns_roce_hem_chunk, list); - iter->page_idx = 0; + iter->page_idx = 0; } static inline int hns_roce_hem_last(struct hns_roce_hem_iter *iter) |