common/cnxk: support ROC NPA init callback

Add support for registering callback for ROC NPA init.

Signed-off-by: Volodymyr Fialko <vfialko@marvell.com>
Reviewed-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/common/cnxk/roc_npa.c b/drivers/common/cnxk/roc_npa.c
index 664240ab42ba4c3bc4dd7770bf06d4d4ae44b947..efcb7582eba817761cb16771989d66f5d636a3c5 100644 (file)
--- a/drivers/common/cnxk/roc_npa.c
+++ b/drivers/common/cnxk/roc_npa.c
@@ -5,6 +5,18 @@
 #include "roc_api.h"
 #include "roc_priv.h"
 
+static roc_npa_lf_init_cb_t lf_init_cb;
+
+int
+roc_npa_lf_init_cb_register(roc_npa_lf_init_cb_t cb)
+{
+       if (lf_init_cb != NULL)
+               return -EEXIST;
+
+       lf_init_cb = cb;
+       return 0;
+}
+
 void
 roc_npa_aura_op_range_set(uint64_t aura_handle, uint64_t start_iova,
                          uint64_t end_iova)
@@ -694,6 +706,12 @@ npa_lf_init(struct dev *dev, struct plt_pci_device *pci_dev)
        if (__atomic_fetch_add(&idev->npa_refcnt, 1, __ATOMIC_SEQ_CST) != 0)
                return 0;
 
+       if (lf_init_cb) {
+               rc = (*lf_init_cb)(pci_dev);
+               if (rc)
+                       goto fail;
+       }
+
        rc = npa_attach(dev->mbox);
        if (rc)
                goto fail;

diff --git a/drivers/common/cnxk/roc_npa.h b/drivers/common/cnxk/roc_npa.h
index 1cf50e5c4e877a49670000bf893abd61d54c41f1..46350fdb48f6c2983d18c7c354bc1134b934b73c 100644 (file)
--- a/drivers/common/cnxk/roc_npa.h
+++ b/drivers/common/cnxk/roc_npa.h
@@ -648,6 +648,10 @@ void __roc_api roc_npa_aura_op_range_set(uint64_t aura_handle,
                                         uint64_t start_iova,
                                         uint64_t end_iova);
 
+/* Init callbacks */
+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);
+
 /* Debug */
 int __roc_api roc_npa_ctx_dump(void);
 int __roc_api roc_npa_dump(void);

diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 8d4d42f47623026f929aa365c61e98f28da84149..bf47b33b3e13ff3c1a0d37a06c12a52d6e72c42e 100644 (file)
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -275,6 +275,7 @@ INTERNAL {
        roc_npa_dev_fini;
        roc_npa_dev_init;
        roc_npa_dump;
+       roc_npa_lf_init_cb_register;
        roc_npa_pool_create;
        roc_npa_pool_destroy;
        roc_npa_pool_op_pc_reset;