On Tue, Oct 8, 2024 at 8:49 PM Akhil Goyal <gakhil@marvell.com> wrote:
>
> 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 use.
>
> Signed-off-by: Akhil Goyal <gakhil@marvell.com>
You are missing some update of drivers/raw/cnxk_rvu_lf/version.map.
Without it, symbols from this library won't be exported in .so.
> ---
> doc/api/doxy-api-index.md | 1 +
> doc/guides/rawdevs/cnxk_rvu_lf.rst | 7 +++
> 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/meson.build | 1 +
> drivers/raw/cnxk_rvu_lf/rte_pmd_cnxk_rvu_lf.h | 51 +++++++++++++++++++
> 10 files changed, 93 insertions(+)
> create mode 100644 drivers/raw/cnxk_rvu_lf/rte_pmd_cnxk_rvu_lf.h
@@ -52,6 +52,7 @@ The public API headers are grouped by topics:
[cnxk_crypto](@ref rte_pmd_cnxk_crypto.h),
[cnxk_eventdev](@ref rte_pmd_cnxk_eventdev.h),
[cnxk_mempool](@ref rte_pmd_cnxk_mempool.h),
+ [cnxk_rvu_lf](@ref rte_pmd_cnxk_rvu_lf.h),
[dpaa](@ref rte_pmd_dpaa.h),
[dpaa2](@ref rte_pmd_dpaa2.h),
[mlx5](@ref rte_pmd_mlx5.h),
@@ -38,3 +38,10 @@ 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.
@@ -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)
@@ -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);
@@ -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)
{
@@ -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);
@@ -451,6 +451,7 @@ 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;
@@ -518,6 +519,7 @@ 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;
@@ -14,6 +14,19 @@
#include <roc_api.h>
#include "cnxk_rvu_lf.h"
+#include "rte_pmd_cnxk_rvu_lf.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,
@@ -6,4 +6,5 @@ deps += ['bus_pci', 'common_cnxk', 'rawdev']
sources = files(
'cnxk_rvu_lf.c',
)
+headers = files('rte_pmd_cnxk_rvu_lf.h')
require_iova_in_mbuf = false
new file mode 100644
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2024 Marvell.
+ */
+
+#ifndef _RTE_PMD_CNXK_RVU_LF_H_
+#define _RTE_PMD_CNXK_RVU_LF_H_
+
+#include <stdint.h>
+
+#include <rte_common.h>
+#include <rte_dev.h>
+#include <rte_malloc.h>
+#include <rte_memcpy.h>
+#include <rte_rawdev.h>
+
+/**
+ * @file rte_pmd_cnxk_rvu_lf.h
+ *
+ * Marvell RVU LF raw PMD specific structures and interface
+ *
+ * This API allows applications to manage RVU LF device in user space along with
+ * installing interrupt handlers for low latency signal processing.
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Obtain NPA PF func
+ *
+ * @return
+ * Returns NPA pf_func on success, 0 in case of invalid pf_func.
+ */
+__rte_experimental
+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_experimental
+uint16_t rte_pmd_rvu_lf_sso_pf_func_get(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_PMD_CNXK_RVU_LF_H_ */