net/dpaa2: add support for flow control

[dpdk.git] / drivers / net / dpaa2 / mc / fsl_dpni.h

diff --git a/drivers/net/dpaa2/mc/fsl_dpni.h b/drivers/net/dpaa2/mc/fsl_dpni.h
index 2f69526..bf31872 100644 (file)
--- a/drivers/net/dpaa2/mc/fsl_dpni.h
+++ b/drivers/net/dpaa2/mc/fsl_dpni.h
@@ -739,6 +739,30 @@ union dpni_statistics {
  */
 #define DPNI_LINK_OPT_ASYM_PAUSE       0x0000000000000008ULL
 
+/**
+ * struct - Structure representing DPNI link configuration
+ * @rate: Rate
+ * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values
+ */
+struct dpni_link_cfg {
+       uint32_t rate;
+       uint64_t options;
+};
+
+/**
+ * dpni_set_link_cfg() - set the link configuration.
+ * @mc_io:     Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token:     Token of DPNI object
+ * @cfg:       Link configuration
+ *
+ * Return:     '0' on Success; Error code otherwise.
+ */
+int dpni_set_link_cfg(struct fsl_mc_io                 *mc_io,
+                     uint32_t                          cmd_flags,
+                     uint16_t                          token,
+                     const struct dpni_link_cfg        *cfg);
+
 /**
  * struct dpni_link_state - Structure representing DPNI link state
  * @rate: Rate