[RFC 3/7] soc/qman: export non-programmable FQD fields query
Horia Geantă
horia.geanta at nxp.com
Fri Mar 3 06:52:09 PST 2017
Export qman_query_fq_np() function and related structures.
This will be needed in the caam/qi driver, where "queue empty"
condition will be decided based on the frm_cnt.
Signed-off-by: Horia Geantă <horia.geanta at nxp.com>
---
drivers/soc/fsl/qbman/qman.c | 4 +--
drivers/soc/fsl/qbman/qman_priv.h | 61 -----------------------------------
include/soc/fsl/qman.h | 68 +++++++++++++++++++++++++++++++++++++++
3 files changed, 70 insertions(+), 63 deletions(-)
diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c
index 6f509f68085e..3d891db57ee6 100644
--- a/drivers/soc/fsl/qbman/qman.c
+++ b/drivers/soc/fsl/qbman/qman.c
@@ -2019,8 +2019,7 @@ int qman_query_fq(struct qman_fq *fq, struct qm_fqd *fqd)
return ret;
}
-static int qman_query_fq_np(struct qman_fq *fq,
- struct qm_mcr_queryfq_np *np)
+int qman_query_fq_np(struct qman_fq *fq, struct qm_mcr_queryfq_np *np)
{
union qm_mc_command *mcc;
union qm_mc_result *mcr;
@@ -2046,6 +2045,7 @@ static int qman_query_fq_np(struct qman_fq *fq,
put_affine_portal();
return ret;
}
+EXPORT_SYMBOL(qman_query_fq_np);
static int qman_query_cgr(struct qman_cgr *cgr,
struct qm_mcr_querycgr *cgrd)
diff --git a/drivers/soc/fsl/qbman/qman_priv.h b/drivers/soc/fsl/qbman/qman_priv.h
index 64781eff6974..22725bdc6f15 100644
--- a/drivers/soc/fsl/qbman/qman_priv.h
+++ b/drivers/soc/fsl/qbman/qman_priv.h
@@ -89,67 +89,6 @@ static inline u64 qm_mcr_querycgr_a_get64(const struct qm_mcr_querycgr *q)
return ((u64)q->a_bcnt_hi << 32) | be32_to_cpu(q->a_bcnt_lo);
}
-/* "Query FQ Non-Programmable Fields" */
-
-struct qm_mcr_queryfq_np {
- u8 verb;
- u8 result;
- u8 __reserved1;
- u8 state; /* QM_MCR_NP_STATE_*** */
- u32 fqd_link; /* 24-bit, _res2[24-31] */
- u16 odp_seq; /* 14-bit, _res3[14-15] */
- u16 orp_nesn; /* 14-bit, _res4[14-15] */
- u16 orp_ea_hseq; /* 15-bit, _res5[15] */
- u16 orp_ea_tseq; /* 15-bit, _res6[15] */
- u32 orp_ea_hptr; /* 24-bit, _res7[24-31] */
- u32 orp_ea_tptr; /* 24-bit, _res8[24-31] */
- u32 pfdr_hptr; /* 24-bit, _res9[24-31] */
- u32 pfdr_tptr; /* 24-bit, _res10[24-31] */
- u8 __reserved2[5];
- u8 is; /* 1-bit, _res12[1-7] */
- u16 ics_surp;
- u32 byte_cnt;
- u32 frm_cnt; /* 24-bit, _res13[24-31] */
- u32 __reserved3;
- u16 ra1_sfdr; /* QM_MCR_NP_RA1_*** */
- u16 ra2_sfdr; /* QM_MCR_NP_RA2_*** */
- u16 __reserved4;
- u16 od1_sfdr; /* QM_MCR_NP_OD1_*** */
- u16 od2_sfdr; /* QM_MCR_NP_OD2_*** */
- u16 od3_sfdr; /* QM_MCR_NP_OD3_*** */
-} __packed;
-
-#define QM_MCR_NP_STATE_FE 0x10
-#define QM_MCR_NP_STATE_R 0x08
-#define QM_MCR_NP_STATE_MASK 0x07 /* Reads FQD::STATE; */
-#define QM_MCR_NP_STATE_OOS 0x00
-#define QM_MCR_NP_STATE_RETIRED 0x01
-#define QM_MCR_NP_STATE_TEN_SCHED 0x02
-#define QM_MCR_NP_STATE_TRU_SCHED 0x03
-#define QM_MCR_NP_STATE_PARKED 0x04
-#define QM_MCR_NP_STATE_ACTIVE 0x05
-#define QM_MCR_NP_PTR_MASK 0x07ff /* for RA[12] & OD[123] */
-#define QM_MCR_NP_RA1_NRA(v) (((v) >> 14) & 0x3) /* FQD::NRA */
-#define QM_MCR_NP_RA2_IT(v) (((v) >> 14) & 0x1) /* FQD::IT */
-#define QM_MCR_NP_OD1_NOD(v) (((v) >> 14) & 0x3) /* FQD::NOD */
-#define QM_MCR_NP_OD3_NPC(v) (((v) >> 14) & 0x3) /* FQD::NPC */
-
-enum qm_mcr_queryfq_np_masks {
- qm_mcr_fqd_link_mask = BIT(24)-1,
- qm_mcr_odp_seq_mask = BIT(14)-1,
- qm_mcr_orp_nesn_mask = BIT(14)-1,
- qm_mcr_orp_ea_hseq_mask = BIT(15)-1,
- qm_mcr_orp_ea_tseq_mask = BIT(15)-1,
- qm_mcr_orp_ea_hptr_mask = BIT(24)-1,
- qm_mcr_orp_ea_tptr_mask = BIT(24)-1,
- qm_mcr_pfdr_hptr_mask = BIT(24)-1,
- qm_mcr_pfdr_tptr_mask = BIT(24)-1,
- qm_mcr_is_mask = BIT(1)-1,
- qm_mcr_frm_cnt_mask = BIT(24)-1,
-};
-#define qm_mcr_np_get(np, field) \
- ((np)->field & (qm_mcr_##field##_mask))
-
/* Congestion Groups */
/*
diff --git a/include/soc/fsl/qman.h b/include/soc/fsl/qman.h
index 10b549783ec5..0252c32f7421 100644
--- a/include/soc/fsl/qman.h
+++ b/include/soc/fsl/qman.h
@@ -811,6 +811,67 @@ struct qman_cgr {
#define QMAN_VOLATILE_FLAG_WAIT_INT 0x00000002 /* if wait, interruptible? */
#define QMAN_VOLATILE_FLAG_FINISH 0x00000004 /* wait till VDQCR completes */
+/* "Query FQ Non-Programmable Fields" */
+struct qm_mcr_queryfq_np {
+ u8 verb;
+ u8 result;
+ u8 __reserved1;
+ u8 state; /* QM_MCR_NP_STATE_*** */
+ u32 fqd_link; /* 24-bit, _res2[24-31] */
+ u16 odp_seq; /* 14-bit, _res3[14-15] */
+ u16 orp_nesn; /* 14-bit, _res4[14-15] */
+ u16 orp_ea_hseq; /* 15-bit, _res5[15] */
+ u16 orp_ea_tseq; /* 15-bit, _res6[15] */
+ u32 orp_ea_hptr; /* 24-bit, _res7[24-31] */
+ u32 orp_ea_tptr; /* 24-bit, _res8[24-31] */
+ u32 pfdr_hptr; /* 24-bit, _res9[24-31] */
+ u32 pfdr_tptr; /* 24-bit, _res10[24-31] */
+ u8 __reserved2[5];
+ u8 is; /* 1-bit, _res12[1-7] */
+ u16 ics_surp;
+ u32 byte_cnt;
+ u32 frm_cnt; /* 24-bit, _res13[24-31] */
+ u32 __reserved3;
+ u16 ra1_sfdr; /* QM_MCR_NP_RA1_*** */
+ u16 ra2_sfdr; /* QM_MCR_NP_RA2_*** */
+ u16 __reserved4;
+ u16 od1_sfdr; /* QM_MCR_NP_OD1_*** */
+ u16 od2_sfdr; /* QM_MCR_NP_OD2_*** */
+ u16 od3_sfdr; /* QM_MCR_NP_OD3_*** */
+} __packed;
+
+#define QM_MCR_NP_STATE_FE 0x10
+#define QM_MCR_NP_STATE_R 0x08
+#define QM_MCR_NP_STATE_MASK 0x07 /* Reads FQD::STATE; */
+#define QM_MCR_NP_STATE_OOS 0x00
+#define QM_MCR_NP_STATE_RETIRED 0x01
+#define QM_MCR_NP_STATE_TEN_SCHED 0x02
+#define QM_MCR_NP_STATE_TRU_SCHED 0x03
+#define QM_MCR_NP_STATE_PARKED 0x04
+#define QM_MCR_NP_STATE_ACTIVE 0x05
+#define QM_MCR_NP_PTR_MASK 0x07ff /* for RA[12] & OD[123] */
+#define QM_MCR_NP_RA1_NRA(v) (((v) >> 14) & 0x3) /* FQD::NRA */
+#define QM_MCR_NP_RA2_IT(v) (((v) >> 14) & 0x1) /* FQD::IT */
+#define QM_MCR_NP_OD1_NOD(v) (((v) >> 14) & 0x3) /* FQD::NOD */
+#define QM_MCR_NP_OD3_NPC(v) (((v) >> 14) & 0x3) /* FQD::NPC */
+
+enum qm_mcr_queryfq_np_masks {
+ qm_mcr_fqd_link_mask = BIT(24) - 1,
+ qm_mcr_odp_seq_mask = BIT(14) - 1,
+ qm_mcr_orp_nesn_mask = BIT(14) - 1,
+ qm_mcr_orp_ea_hseq_mask = BIT(15) - 1,
+ qm_mcr_orp_ea_tseq_mask = BIT(15) - 1,
+ qm_mcr_orp_ea_hptr_mask = BIT(24) - 1,
+ qm_mcr_orp_ea_tptr_mask = BIT(24) - 1,
+ qm_mcr_pfdr_hptr_mask = BIT(24) - 1,
+ qm_mcr_pfdr_tptr_mask = BIT(24) - 1,
+ qm_mcr_is_mask = BIT(1) - 1,
+ qm_mcr_frm_cnt_mask = BIT(24) - 1,
+};
+
+#define qm_mcr_np_get(np, field) \
+ ((np)->field & (qm_mcr_##field##_mask))
+
/* Portal Management */
/**
* qman_p_irqsource_add - add processing sources to be interrupt-driven
@@ -1033,6 +1094,13 @@ int qman_alloc_fqid_range(u32 *result, u32 count);
*/
int qman_release_fqid(u32 fqid);
+/**
+ * qman_query_fq_np - Queries non-programmable FQD fields
+ * @fq: the frame queue object to be queried
+ * @np: storage for the queried FQD fields
+ */
+int qman_query_fq_np(struct qman_fq *fq, struct qm_mcr_queryfq_np *np);
+
/* Pool-channel management */
/**
* qman_alloc_pool_range - Allocate a contiguous range of pool-channel IDs
--
2.4.4
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