diff options
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h')
| -rw-r--r-- | drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h index 696f0df6559a..e642a8a8cb7f 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h @@ -16,6 +16,7 @@ #ifndef HINIC_HW_QP_H #define HINIC_HW_QP_H +#include <linux/kernel.h> #include <linux/types.h> #include <linux/sizes.h> #include <linux/pci.h> @@ -27,6 +28,22 @@ #include "hinic_hw_wq.h" #include "hinic_hw_qp_ctxt.h" +#define HINIC_SQ_DB_INFO_PI_HI_SHIFT 0 +#define HINIC_SQ_DB_INFO_QID_SHIFT 8 +#define HINIC_SQ_DB_INFO_PATH_SHIFT 23 +#define HINIC_SQ_DB_INFO_COS_SHIFT 24 +#define HINIC_SQ_DB_INFO_TYPE_SHIFT 27 + +#define HINIC_SQ_DB_INFO_PI_HI_MASK 0xFF +#define HINIC_SQ_DB_INFO_QID_MASK 0x3FF +#define HINIC_SQ_DB_INFO_PATH_MASK 0x1 +#define HINIC_SQ_DB_INFO_COS_MASK 0x7 +#define HINIC_SQ_DB_INFO_TYPE_MASK 0x1F + +#define HINIC_SQ_DB_INFO_SET(val, member) \ + (((u32)(val) & HINIC_SQ_DB_INFO_##member##_MASK) \ + << HINIC_SQ_DB_INFO_##member##_SHIFT) + #define HINIC_SQ_WQEBB_SIZE 64 #define HINIC_RQ_WQEBB_SIZE 32 @@ -38,6 +55,12 @@ #define HINIC_RX_BUF_SZ 2048 +#define HINIC_MIN_TX_WQE_SIZE(wq) \ + ALIGN(HINIC_SQ_WQE_SIZE(1), (wq)->wqebb_size) + +#define HINIC_MIN_TX_NUM_WQEBBS(sq) \ + (HINIC_MIN_TX_WQE_SIZE((sq)->wq) / (sq)->wq->wqebb_size) + struct hinic_sq { struct hinic_hwif *hwif; @@ -101,8 +124,33 @@ int hinic_init_rq(struct hinic_rq *rq, struct hinic_hwif *hwif, void hinic_clean_rq(struct hinic_rq *rq); +int hinic_get_sq_free_wqebbs(struct hinic_sq *sq); + int hinic_get_rq_free_wqebbs(struct hinic_rq *rq); +void hinic_sq_prepare_wqe(struct hinic_sq *sq, u16 prod_idx, + struct hinic_sq_wqe *wqe, struct hinic_sge *sges, + int nr_sges); + +void hinic_sq_write_db(struct hinic_sq *sq, u16 prod_idx, unsigned int wqe_size, + unsigned int cos); + +struct hinic_sq_wqe *hinic_sq_get_wqe(struct hinic_sq *sq, + unsigned int wqe_size, u16 *prod_idx); + +void hinic_sq_write_wqe(struct hinic_sq *sq, u16 prod_idx, + struct hinic_sq_wqe *wqe, struct sk_buff *skb, + unsigned int wqe_size); + +struct hinic_sq_wqe *hinic_sq_read_wqe(struct hinic_sq *sq, + struct sk_buff **skb, + unsigned int *wqe_size, u16 *cons_idx); + +void hinic_sq_put_wqe(struct hinic_sq *sq, unsigned int wqe_size); + +void hinic_sq_get_sges(struct hinic_sq_wqe *wqe, struct hinic_sge *sges, + int nr_sges); + struct hinic_rq_wqe *hinic_rq_get_wqe(struct hinic_rq *rq, unsigned int wqe_size, u16 *prod_idx); |