net/qede/base: add pretend function for port/PF

Add a pretend function for port/PF, pretend to another port and another
function when accessing the ptt window

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>

diff --git a/drivers/net/qede/base/ecore_hw.c b/drivers/net/qede/base/ecore_hw.c
index 51bba27..6cfbbab 100644 (file)
--- a/drivers/net/qede/base/ecore_hw.c
+++ b/drivers/net/qede/base/ecore_hw.c
@@ -407,6 +407,30 @@ void ecore_port_unpretend(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
                        *(u32 *)&p_ptt->pxp.pretend);
 }
 
+void ecore_port_fid_pretend(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+                           u8 port_id, u16 fid)
+{
+       u16 control = 0;
+
+       SET_FIELD(control, PXP_PRETEND_CMD_PORT, port_id);
+       SET_FIELD(control, PXP_PRETEND_CMD_USE_PORT, 1);
+       SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_PORT, 1);
+
+       SET_FIELD(control, PXP_PRETEND_CMD_IS_CONCRETE, 1);
+       SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_FUNCTION, 1);
+
+       if (!GET_FIELD(fid, PXP_CONCRETE_FID_VFVALID))
+               fid = GET_FIELD(fid, PXP_CONCRETE_FID_PFID);
+
+       p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
+       p_ptt->pxp.pretend.fid.concrete_fid.fid = OSAL_CPU_TO_LE16(fid);
+
+       REG_WR(p_hwfn,
+              ecore_ptt_config_addr(p_ptt) +
+              OFFSETOF(struct pxp_ptt_entry, pretend),
+              *(u32 *)&p_ptt->pxp.pretend);
+}
+
 u32 ecore_vfid_to_concrete(struct ecore_hwfn *p_hwfn, u8 vfid)
 {
        u32 concrete_fid = 0;

diff --git a/drivers/net/qede/base/ecore_hw.h b/drivers/net/qede/base/ecore_hw.h
index 394207e..a62ba39 100644 (file)
--- a/drivers/net/qede/base/ecore_hw.h
+++ b/drivers/net/qede/base/ecore_hw.h
@@ -222,6 +222,18 @@ void ecore_port_pretend(struct ecore_hwfn  *p_hwfn,
 void ecore_port_unpretend(struct ecore_hwfn    *p_hwfn,
                          struct ecore_ptt      *p_ptt);
 
+/**
+ * @brief ecore_port_fid_pretend - pretend to another port and another function
+ *        when accessing the ptt window
+ *
+ * @param p_hwfn
+ * @param p_ptt
+ * @param port_id - the port to pretend to
+ * @param fid - fid field of pxp_pretend structure. Can contain either pf / vf.
+ */
+void ecore_port_fid_pretend(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+                           u8 port_id, u16 fid);
+
 /**
  * @brief ecore_vfid_to_concrete - build a concrete FID for a
  *        given VF ID