Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

[platform/kernel/linux-starfive.git] / drivers / net / ethernet / intel / i40e / i40e.h

diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 57f4ec4..97c574a 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -37,6 +37,7 @@
 #include <net/tc_act/tc_mirred.h>
 #include <net/udp_tunnel.h>
 #include <net/xdp_sock.h>
+#include <linux/bitfield.h>
 #include "i40e_type.h"
 #include "i40e_prototype.h"
 #include <linux/net/intel/i40e_client.h>
@@ -1093,6 +1094,21 @@ static inline void i40e_write_fd_input_set(struct i40e_pf *pf,
                          (u32)(val & 0xFFFFFFFFULL));
 }
 
+/**
+ * i40e_get_pf_count - get PCI PF count.
+ * @hw: pointer to a hw.
+ *
+ * Reports the function number of the highest PCI physical
+ * function plus 1 as it is loaded from the NVM.
+ *
+ * Return: PCI PF count.
+ **/
+static inline u32 i40e_get_pf_count(struct i40e_hw *hw)
+{
+       return FIELD_GET(I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK,
+                        rd32(hw, I40E_GLGEN_PCIFCNCNT));
+}
+
 /* needed by i40e_ethtool.c */
 int i40e_up(struct i40e_vsi *vsi);
 void i40e_down(struct i40e_vsi *vsi);