Added rte_pmd_rvu_lf_npa_pf_func_get and
rte_pmd_rvu_lf_sso_pf_func_get APIs to get NPA and
SSO pffunc for the application/external driver use.
Signed-off-by: Akhil Goyal <gak...@marvell.com>
---
doc/guides/rawdevs/cnxk_rvu_lf.rst | 14 ++++++
drivers/common/cnxk/roc_npa.c | 6 +++
drivers/common/cnxk/roc_npa.h | 3 ++
drivers/common/cnxk/roc_sso.c | 6 +++
drivers/common/cnxk/roc_sso.h | 3 ++
drivers/common/cnxk/version.map | 2 +
drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c | 13 ++++++
drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h | 49 ++++++++++++++++++++
drivers/raw/cnxk_rvu_lf/meson.build | 1 +
drivers/raw/cnxk_rvu_lf/version.map | 8 ++++
10 files changed, 105 insertions(+)
create mode 100644 drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h
create mode 100644 drivers/raw/cnxk_rvu_lf/version.map
diff --git a/doc/guides/rawdevs/cnxk_rvu_lf.rst
b/doc/guides/rawdevs/cnxk_rvu_lf.rst
index 8543596aad..7429bb9739 100644
--- a/doc/guides/rawdevs/cnxk_rvu_lf.rst
+++ b/doc/guides/rawdevs/cnxk_rvu_lf.rst
@@ -11,6 +11,13 @@ Hence, a new raw device driver is added for such RVU LF
devices.
These devices can map to a RVU PF or a RVU VF which
can send mailboxes to each other.
+Features
+--------
+
+The RVU LF device implements following features in the rawdev API:
+
+- Get PF FUNC of associated NPA and SSO devices.
+
Limitations
-----------
@@ -28,3 +35,10 @@ kernel driver. When querying the status of the devices, they
will appear under
the category of "Misc (rawdev) devices", i.e. the command
``dpdk-devbind.py --status-dev misc`` can be used to see the state of those
devices alone.
+
+Get NPA and SSO PF FUNC
+-----------------------
+
+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.
diff --git a/drivers/common/cnxk/roc_npa.c b/drivers/common/cnxk/roc_npa.c
index 934d7361a9..a33f9a8499 100644
--- a/drivers/common/cnxk/roc_npa.c
+++ b/drivers/common/cnxk/roc_npa.c
@@ -17,6 +17,12 @@ roc_npa_lf_init_cb_register(roc_npa_lf_init_cb_t cb)
return 0;
}
+uint16_t
+roc_npa_pf_func_get(void)
+{
+ return idev_npa_pffunc_get();
+}
+
void
roc_npa_pool_op_range_set(uint64_t aura_handle, uint64_t start_iova,
uint64_t end_iova)
diff --git a/drivers/common/cnxk/roc_npa.h b/drivers/common/cnxk/roc_npa.h
index fbf75b2fca..f7cb4460e7 100644
--- a/drivers/common/cnxk/roc_npa.h
+++ b/drivers/common/cnxk/roc_npa.h
@@ -820,6 +820,9 @@ int __roc_api roc_npa_aura_bp_configure(uint64_t aura_id,
uint16_t bpid, uint8_t
typedef int (*roc_npa_lf_init_cb_t)(struct plt_pci_device *pci_dev);
int __roc_api roc_npa_lf_init_cb_register(roc_npa_lf_init_cb_t cb);
+/* Utility functions */
+uint16_t __roc_api roc_npa_pf_func_get(void);
+
/* Debug */
int __roc_api roc_npa_ctx_dump(void);
int __roc_api roc_npa_dump(void);
diff --git a/drivers/common/cnxk/roc_sso.c b/drivers/common/cnxk/roc_sso.c
index 2e3b134bfc..aed8819a1b 100644
--- a/drivers/common/cnxk/roc_sso.c
+++ b/drivers/common/cnxk/roc_sso.c
@@ -319,6 +319,12 @@ roc_sso_hwgrp_base_get(struct roc_sso *roc_sso, uint16_t
hwgrp)
return dev->bar2 + (RVU_BLOCK_ADDR_SSO << 20 | hwgrp << 12);
}
+uint16_t
+roc_sso_pf_func_get(void)
+{
+ return idev_sso_pffunc_get();
+}
+
uint64_t
roc_sso_ns_to_gw(uint64_t base, uint64_t ns)
{
diff --git a/drivers/common/cnxk/roc_sso.h b/drivers/common/cnxk/roc_sso.h
index 4ac901762e..3e293a0a69 100644
--- a/drivers/common/cnxk/roc_sso.h
+++ b/drivers/common/cnxk/roc_sso.h
@@ -103,6 +103,9 @@ int __roc_api roc_sso_hwgrp_stash_config(struct roc_sso
*roc_sso,
void __roc_api roc_sso_hws_gwc_invalidate(struct roc_sso *roc_sso, uint8_t
*hws,
uint8_t nb_hws);
+/* Utility function */
+uint16_t __roc_api roc_sso_pf_func_get(void);
+
/* Debug */
void __roc_api roc_sso_dump(struct roc_sso *roc_sso, uint8_t nb_hws,
uint16_t hwgrp, FILE *f);
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index b1373bc429..419df30470 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -453,6 +453,7 @@ INTERNAL {
roc_npa_dev_unlock;
roc_npa_dump;
roc_npa_lf_init_cb_register;
+ roc_npa_pf_func_get;
roc_npa_pool_create;
roc_npa_pool_destroy;
roc_npa_pool_op_pc_reset;
@@ -520,6 +521,7 @@ INTERNAL {
roc_sso_hws_gwc_invalidate;
roc_sso_hws_unlink;
roc_sso_ns_to_gw;
+ roc_sso_pf_func_get;
roc_sso_rsrc_fini;
roc_sso_rsrc_init;
roc_tim_fini;
diff --git a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
index 1ed12d6979..c8490ccbab 100644
--- a/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf.c
@@ -14,6 +14,19 @@
#include <roc_api.h>
#include "cnxk_rvu_lf.h"
+#include "cnxk_rvu_lf_driver.h"
+
+uint16_t
+rte_pmd_rvu_lf_npa_pf_func_get(void)
+{
+ return roc_npa_pf_func_get();
+}
+
+uint16_t
+rte_pmd_rvu_lf_sso_pf_func_get(void)
+{
+ return roc_sso_pf_func_get();
+}
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
new file mode 100644
index 0000000000..460e0129a7
--- /dev/null
+++ b/drivers/raw/cnxk_rvu_lf/cnxk_rvu_lf_driver.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2024 Marvell.
+ */
+
+#ifndef _CNXK_RVU_LF_DRIVER_H_
+#define _CNXK_RVU_LF_DRIVER_H_
+
+/**
+ * @file cnxk_rvu_lf_driver.h
+ *
+ * Marvell RVU LF raw PMD specific structures and interface
+ *
+ * This API allows out of tree driver to manage RVU LF device
+ * in user space along with installing interrupt handlers for
+ * low latency signal processing.
+ */
+
+#include <stdint.h>
+
+#include <rte_compat.h>
+#include <rte_common.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Obtain NPA PF func
+ *
+ * @return
+ * Returns NPA pf_func on success, 0 in case of invalid pf_func.
+ */
+__rte_internal
+uint16_t rte_pmd_rvu_lf_npa_pf_func_get(void);
+
+/**
+ * Obtain SSO PF func
+ *
+ * @return
+ * Returns SSO pf_func on success, 0 in case of invalid pf_func.
+ */
+__rte_internal
+uint16_t rte_pmd_rvu_lf_sso_pf_func_get(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CNXK_RVU_LF_DRIVER_H_ */
diff --git a/drivers/raw/cnxk_rvu_lf/meson.build
b/drivers/raw/cnxk_rvu_lf/meson.build
index 32081e147f..7ea1c3916c 100644
--- a/drivers/raw/cnxk_rvu_lf/meson.build
+++ b/drivers/raw/cnxk_rvu_lf/meson.build
@@ -6,4 +6,5 @@ deps += ['bus_pci', 'common_cnxk', 'rawdev']
sources = files(
'cnxk_rvu_lf.c',
)
+driver_sdk_headers += files('cnxk_rvu_lf_driver.h')
require_iova_in_mbuf = false
diff --git a/drivers/raw/cnxk_rvu_lf/version.map
b/drivers/raw/cnxk_rvu_lf/version.map
new file mode 100644
index 0000000000..3b81544aac
--- /dev/null
+++ b/drivers/raw/cnxk_rvu_lf/version.map
@@ -0,0 +1,8 @@
+INTERNAL {
+ global:
+
+ rte_pmd_rvu_lf_npa_pf_func_get;
+ rte_pmd_rvu_lf_sso_pf_func_get;
+
+ local: *;
+};
--
2.25.1
