[dpdk-dev] [PATCH v2 04/17] common/cnxk: add idev CPT set - get

[Anoob Joseph]

Add APIs to set & get CPT device.

Signed-off-by: Anoob Joseph <ano...@marvell.com>
---
 drivers/common/cnxk/roc_cpt.c       |  8 ++++++++
 drivers/common/cnxk/roc_idev.c      | 21 +++++++++++++++++++++
 drivers/common/cnxk/roc_idev.h      |  3 +++
 drivers/common/cnxk/roc_idev_priv.h |  2 ++
 drivers/common/cnxk/version.map     |  2 ++
 5 files changed, 36 insertions(+)

diff --git a/drivers/common/cnxk/roc_cpt.c b/drivers/common/cnxk/roc_cpt.c
index 2376125..d891a3b 100644
--- a/drivers/common/cnxk/roc_cpt.c
+++ b/drivers/common/cnxk/roc_cpt.c
@@ -230,6 +230,10 @@ roc_cpt_dev_init(struct roc_cpt *roc_cpt)
 
        dev->roc_cpt = roc_cpt;
 
+       /* Set it to idev if not already present */
+       if (!roc_idev_cpt_get())
+               roc_idev_cpt_set(roc_cpt);
+
        return 0;
 
 fail:
@@ -244,6 +248,10 @@ roc_cpt_dev_fini(struct roc_cpt *roc_cpt)
        if (cpt == NULL)
                return -EINVAL;
 
+       /* Remove idev references */
+       if (roc_idev_cpt_get() == roc_cpt)
+               roc_idev_cpt_set(NULL);
+
        roc_cpt->nb_lf_avail = 0;
 
        roc_cpt->lmt_base = 0;
diff --git a/drivers/common/cnxk/roc_idev.c b/drivers/common/cnxk/roc_idev.c
index 63cc040..b40ae82 100644
--- a/drivers/common/cnxk/roc_idev.c
+++ b/drivers/common/cnxk/roc_idev.c
@@ -36,6 +36,7 @@ idev_set_defaults(struct idev_cfg *idev)
        idev->lmt_pf_func = 0;
        idev->lmt_base_addr = 0;
        idev->num_lmtlines = 0;
+       idev->cpt = NULL;
        __atomic_store_n(&idev->npa_refcnt, 0, __ATOMIC_RELEASE);
 }
 
@@ -170,6 +171,26 @@ roc_idev_num_lmtlines_get(void)
        return num_lmtlines;
 }
 
+struct roc_cpt *
+roc_idev_cpt_get(void)
+{
+       struct idev_cfg *idev = idev_get_cfg();
+
+       if (idev != NULL)
+               return idev->cpt;
+
+       return NULL;
+}
+
+void
+roc_idev_cpt_set(struct roc_cpt *cpt)
+{
+       struct idev_cfg *idev = idev_get_cfg();
+
+       if (idev != NULL)
+               __atomic_store_n(&idev->cpt, cpt, __ATOMIC_RELEASE);
+}
+
 struct roc_nix *
 roc_idev_npa_nix_get(void)
 {
diff --git a/drivers/common/cnxk/roc_idev.h b/drivers/common/cnxk/roc_idev.h
index 043e8af..16793c2 100644
--- a/drivers/common/cnxk/roc_idev.h
+++ b/drivers/common/cnxk/roc_idev.h
@@ -12,6 +12,9 @@ void __roc_api roc_idev_npa_maxpools_set(uint32_t max_pools);
 uint64_t __roc_api roc_idev_lmt_base_addr_get(void);
 uint16_t __roc_api roc_idev_num_lmtlines_get(void);
 
+struct roc_cpt *__roc_api roc_idev_cpt_get(void);
+void __roc_api roc_idev_cpt_set(struct roc_cpt *cpt);
+
 struct roc_nix *__roc_api roc_idev_npa_nix_get(void);
 
 #endif /* _ROC_IDEV_H_ */
diff --git a/drivers/common/cnxk/roc_idev_priv.h 
b/drivers/common/cnxk/roc_idev_priv.h
index ff10a90..95b2389 100644
--- a/drivers/common/cnxk/roc_idev_priv.h
+++ b/drivers/common/cnxk/roc_idev_priv.h
@@ -7,6 +7,7 @@
 
 /* Intra device related functions */
 struct npa_lf;
+struct roc_cpt;
 struct idev_cfg {
        uint16_t sso_pf_func;
        uint16_t npa_pf_func;
@@ -16,6 +17,7 @@ struct idev_cfg {
        uint16_t lmt_pf_func;
        uint16_t num_lmtlines;
        uint64_t lmt_base_addr;
+       struct roc_cpt *cpt;
 };
 
 /* Generic */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index f8e286e..f36127c 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -17,6 +17,8 @@ INTERNAL {
        roc_cpt_dev_init;
        roc_cpt_eng_grp_add;
        roc_error_msg_get;
+       roc_idev_cpt_get;
+       roc_idev_cpt_set;
        roc_idev_lmt_base_addr_get;
        roc_idev_npa_maxpools_get;
        roc_idev_npa_maxpools_set;
-- 
2.7.4