[PATCH v2 9/9] raw/cnxk_rvu_lf: add PMD API to get device pffunc

[Akhil Goyal]

Added ``rte_pmd_rvu_lf_pf_func_get``  API
to get RVU LF device pffunc for the application use.

Signed-off-by: Akhil Goyal <gak...@marvell.com>
---
 drivers/common/cnxk/roc_rvu_lf.c      |  2 +-
 drivers/common/cnxk/roc_rvu_lf.h      |  2 ++
 drivers/common/cnxk/version.map       |  1 +
 drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c | 19 +++++++++++++++++++
 drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.h | 12 ++++++++++++
 5 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/drivers/common/cnxk/roc_rvu_lf.c b/drivers/common/cnxk/roc_rvu_lf.c
index 471dfa7a46..862a201135 100644
--- a/drivers/common/cnxk/roc_rvu_lf.c
+++ b/drivers/common/cnxk/roc_rvu_lf.c
@@ -62,7 +62,7 @@ roc_rvu_lf_dev_fini(struct roc_rvu_lf *roc_rvu_lf)
        return dev_fini(&rvu->dev, rvu->pci_dev);
 }
 
-static uint16_t
+uint16_t
 roc_rvu_lf_pf_func_get(struct roc_rvu_lf *roc_rvu_lf)
 {
        struct rvu_lf *rvu = roc_rvu_lf_to_rvu_priv(roc_rvu_lf);
diff --git a/drivers/common/cnxk/roc_rvu_lf.h b/drivers/common/cnxk/roc_rvu_lf.h
index 6b4819666a..8c71876cbc 100644
--- a/drivers/common/cnxk/roc_rvu_lf.h
+++ b/drivers/common/cnxk/roc_rvu_lf.h
@@ -21,6 +21,8 @@ TAILQ_HEAD(roc_rvu_lf_head, roc_rvu_lf);
 int __roc_api roc_rvu_lf_dev_init(struct roc_rvu_lf *roc_rvu_lf);
 int __roc_api roc_rvu_lf_dev_fini(struct roc_rvu_lf *roc_rvu_lf);
 
+uint16_t __roc_api roc_rvu_lf_pf_func_get(struct roc_rvu_lf *roc_rvu_lf);
+
 int __roc_api roc_rvu_lf_msg_process(struct roc_rvu_lf *roc_rvu_lf,
                                     uint16_t vf, uint16_t msg_id,
                                     void *req_data, uint16_t req_len,
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index cd177a7920..980b770d9b 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -557,6 +557,7 @@ INTERNAL {
        roc_rvu_lf_msg_id_range_check;
        roc_rvu_lf_msg_id_range_set;
        roc_rvu_lf_msg_process;
+       roc_rvu_lf_pf_func_get;
 
        local: *;
 };
diff --git a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c 
b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
index 82773a2988..0d510c3f59 100644
--- a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
@@ -72,6 +72,10 @@ rvu_lf_rawdev_selftest(uint16_t dev_id)
        if (pf_func == 0)
                CNXK_RVU_LF_LOG(WARNING, "SSO pf_func is invalid");
 
+       pf_func = rte_pmd_rvu_lf_pf_func_get(dev_id);
+       if (pf_func == 0)
+               CNXK_RVU_LF_LOG(WARNING, "RVU LF pf_func is invalid");
+
        ret = rte_pmd_rvu_lf_msg_id_range_set(dev_id, MSG_ID_FROM, MSG_ID_TO);
        if (ret) {
                CNXK_RVU_LF_LOG(ERR, "RVU message ID range invalid");
@@ -272,6 +276,21 @@ rte_pmd_rvu_lf_sso_pf_func_get(void)
        return roc_sso_pf_func_get();
 }
 
+uint16_t
+rte_pmd_rvu_lf_pf_func_get(uint8_t dev_id)
+{
+       struct roc_rvu_lf *roc_rvu_lf;
+       struct rte_rawdev *rawdev;
+
+       rawdev = rte_rawdev_pmd_get_dev(dev_id);
+       if (rawdev == NULL)
+               return 0;
+
+       roc_rvu_lf = (struct roc_rvu_lf *)rawdev->dev_private;
+
+       return roc_rvu_lf_pf_func_get(roc_rvu_lf);
+}
+
 static const struct rte_rawdev_ops rvu_lf_rawdev_ops = {
        .dev_selftest = rvu_lf_rawdev_selftest,
 };
diff --git a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.h 
b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.h
index ef6b427544..f8f8e6f0e4 100644
--- a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.h
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.h
@@ -185,6 +185,18 @@ uint16_t rte_pmd_rvu_lf_npa_pf_func_get(void);
 __rte_experimental
 uint16_t rte_pmd_rvu_lf_sso_pf_func_get(void);
 
+/**
+ * Obtain RVU LF device PF func
+ *
+ * @param dev_id
+ *   device id of RVU LF device
+ *
+ * @return
+ *   Returns RVU LF pf_func on success, 0 in case of invalid pf_func.
+ */
+__rte_experimental
+uint16_t rte_pmd_rvu_lf_pf_func_get(uint8_t dev_id);
+
 /**
  * Get BAR addresses for the RVU LF device.
  *
-- 
2.25.1