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>
---
 doc/guides/rawdevs/cnxk_rvu_lf.rst           |  6 ++++++
 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        | 15 +++++++++++++++
 drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h | 12 ++++++++++++
 drivers/raw/cnxk_rvu_lf/version.map          |  1 +
 7 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/doc/guides/rawdevs/cnxk_rvu_lf.rst 
b/doc/guides/rawdevs/cnxk_rvu_lf.rst
index e425950d16..0854c88ac9 100644
--- a/doc/guides/rawdevs/cnxk_rvu_lf.rst
+++ b/doc/guides/rawdevs/cnxk_rvu_lf.rst
@@ -17,6 +17,7 @@ Features
 The RVU LF device implements following features in the rawdev API:
 
 - Get PF FUNC of associated NPA and SSO devices.
+- Get PF FUNC for RVU LF device.
 - Register/unregister interrupt handlers.
 - Register/unregister mailbox callbacks for the other side to process 
mailboxes.
 - Set mailbox message ID range to be used by the driver.
@@ -47,6 +48,11 @@ APIs ``rte_pmd_rvu_lf_npa_pf_func_get()`` and 
``rte_pmd_rvu_lf_sso_pf_func_get()
 can be used to get the cnxk NPA PF func and SSO PF func which application
 can use for NPA/SSO specific configuration.
 
+Get RVU LF PF FUNC
+------------------
+
+APIs ``rte_pmd_rvu_lf_pf_func_get()`` is added to get the RVU LF device PF 
FUNC.
+
 Register or remove interrupt handler
 ------------------------------------
 
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 a8cb0755ab..42e9375706 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -559,6 +559,7 @@ 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 17917532cd..156b9460c1 100644
--- a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
@@ -115,6 +115,21 @@ 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 = NULL,
 };
diff --git a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h 
b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h
index 1d0308d6f1..9c4ede2602 100644
--- a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h
@@ -42,6 +42,18 @@ uint16_t rte_pmd_rvu_lf_npa_pf_func_get(void);
 __rte_internal
 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_internal
+uint16_t rte_pmd_rvu_lf_pf_func_get(uint8_t dev_id);
+
 /**
  * Signature of callback function called when an interrupt is received on RVU 
LF device.
  *
diff --git a/drivers/raw/cnxk_rvu_lf/version.map 
b/drivers/raw/cnxk_rvu_lf/version.map
index 7896a8f777..aa974f629e 100644
--- a/drivers/raw/cnxk_rvu_lf/version.map
+++ b/drivers/raw/cnxk_rvu_lf/version.map
@@ -8,6 +8,7 @@ INTERNAL {
        rte_pmd_rvu_lf_msg_id_range_set;
        rte_pmd_rvu_lf_msg_process;
        rte_pmd_rvu_lf_npa_pf_func_get;
+       rte_pmd_rvu_lf_pf_func_get;
        rte_pmd_rvu_lf_sso_pf_func_get;
 
        local: *;
-- 
2.25.1

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