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soc: fsl: dpio: Add BP and FQ query APIs

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Add FQ (Frame Queue) and BP (Buffer Pool) query APIs that
users of QBMan can invoke to see the status of the queues
and pools that they are using.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Roy Pledge
2018-12-18 15:23:01 +00:00
committed by David S. Miller
parent 7b98f63ea7
commit e80081c34b
4 changed files with 226 additions and 0 deletions
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58
drivers/soc/fsl/dpio/qbman-portal.h
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@@ -441,4 +441,62 @@ static inline void *qbman_swp_mc_complete(struct qbman_swp *swp, void *cmd,
return cmd;
}
/* Query APIs */
struct qbman_fq_query_np_rslt {
u8 verb;
u8 rslt;
u8 st1;
u8 st2;
u8 reserved[2];
__le16 od1_sfdr;
__le16 od2_sfdr;
__le16 od3_sfdr;
__le16 ra1_sfdr;
__le16 ra2_sfdr;
__le32 pfdr_hptr;
__le32 pfdr_tptr;
__le32 frm_cnt;
__le32 byte_cnt;
__le16 ics_surp;
u8 is;
u8 reserved2[29];
};
int qbman_fq_query_state(struct qbman_swp *s, u32 fqid,
struct qbman_fq_query_np_rslt *r);
u32 qbman_fq_state_frame_count(const struct qbman_fq_query_np_rslt *r);
u32 qbman_fq_state_byte_count(const struct qbman_fq_query_np_rslt *r);
struct qbman_bp_query_rslt {
u8 verb;
u8 rslt;
u8 reserved[4];
u8 bdi;
u8 state;
__le32 fill;
__le32 hdotr;
__le16 swdet;
__le16 swdxt;
__le16 hwdet;
__le16 hwdxt;
__le16 swset;
__le16 swsxt;
__le16 vbpid;
__le16 icid;
__le64 bpscn_addr;
__le64 bpscn_ctx;
__le16 hw_targ;
u8 dbe;
u8 reserved2;
u8 sdcnt;
u8 hdcnt;
u8 sscnt;
u8 reserved3[9];
};
int qbman_bp_query(struct qbman_swp *s, u16 bpid,
struct qbman_bp_query_rslt *r);
u32 qbman_bp_info_num_free_bufs(struct qbman_bp_query_rslt *a);
#endif /* __FSL_QBMAN_PORTAL_H */