diff options
Diffstat (limited to 'drivers/net/qede/base/ecore_int.h')
| -rw-r--r-- | drivers/net/qede/base/ecore_int.h | 73 |
1 files changed, 60 insertions, 13 deletions
diff --git a/drivers/net/qede/base/ecore_int.h b/drivers/net/qede/base/ecore_int.h index 067ed605..563051c3 100644 --- a/drivers/net/qede/base/ecore_int.h +++ b/drivers/net/qede/base/ecore_int.h @@ -19,33 +19,78 @@ #define ECORE_SB_EVENT_MASK 0x0003 #define SB_ALIGNED_SIZE(p_hwfn) \ - ALIGNED_TYPE_SIZE(struct status_block, p_hwfn) + ALIGNED_TYPE_SIZE(struct status_block_e4, p_hwfn) + +#define ECORE_SB_INVALID_IDX 0xffff struct ecore_igu_block { u8 status; #define ECORE_IGU_STATUS_FREE 0x01 #define ECORE_IGU_STATUS_VALID 0x02 #define ECORE_IGU_STATUS_PF 0x04 +#define ECORE_IGU_STATUS_DSB 0x08 u8 vector_number; u8 function_id; u8 is_pf; -}; -struct ecore_igu_map { - struct ecore_igu_block igu_blocks[MAX_TOT_SB_PER_PATH]; + /* Index inside IGU [meant for back reference] */ + u16 igu_sb_id; + + struct ecore_sb_info *sb_info; }; struct ecore_igu_info { - struct ecore_igu_map igu_map; + struct ecore_igu_block entry[MAX_TOT_SB_PER_PATH]; u16 igu_dsb_id; - u16 igu_base_sb; - u16 igu_base_sb_iov; - u16 igu_sb_cnt; - u16 igu_sb_cnt_iov; - u16 free_blks; + + /* The numbers can shift when using APIs to switch SBs between PF and + * VF. + */ + struct ecore_sb_cnt_info usage; + + /* Determine whether we can shift SBs between VFs and PFs */ + bool b_allow_pf_vf_change; }; +/** + * @brief - Make sure the IGU CAM reflects the resources provided by MFW + * + * @param p_hwfn + * @param p_ptt + */ +int ecore_int_igu_reset_cam(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt); + +/** + * @brief - Make sure IGU CAM reflects the default resources once again, + * starting with a 'dirty' SW database. + * @param p_hwfn + * @param p_ptt + */ +int ecore_int_igu_reset_cam_default(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt); + +/** + * @brief Translate the weakly-defined client sb-id into an IGU sb-id + * + * @param p_hwfn + * @param sb_id - user provided sb_id + * + * @return an index inside IGU CAM where the SB resides + */ +u16 ecore_get_igu_sb_id(struct ecore_hwfn *p_hwfn, u16 sb_id); + +/** + * @brief return a pointer to an unused valid SB + * + * @param p_hwfn + * @param b_is_pf - true iff we want a SB belonging to a PF + * + * @return point to an igu_block, OSAL_NULL if none is available + */ +struct ecore_igu_block * +ecore_get_igu_free_sb(struct ecore_hwfn *p_hwfn, bool b_is_pf); /* TODO Names of function may change... */ void ecore_int_igu_init_pure_rt(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, @@ -125,9 +170,11 @@ u16 ecore_int_get_sp_sb_id(struct ecore_hwfn *p_hwfn); * @param opaque - opaque fid of the sb owner. * @param cleanup_set - set(1) / clear(0) */ -void ecore_int_igu_init_pure_rt_single(struct ecore_hwfn *p_hwfn, - struct ecore_ptt *p_ptt, - u32 sb_id, u16 opaque, bool b_set); +void ecore_int_igu_init_pure_rt_single(struct ecore_hwfn *p_hwfn, + struct ecore_ptt *p_ptt, + u16 sb_id, + u16 opaque, + bool b_set); /** * @brief ecore_int_cau_conf - configure cau for a given status |