[dpdk-dev] [PATCH 09/18] net/qede/base: add pretend function for port/PF

[Mody, Rasesh]

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 at cavium.com>
---
 drivers/net/qede/base/ecore_hw.c |   24 ++++++++++++++++++++++++
 drivers/net/qede/base/ecore_hw.h |   12 ++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/drivers/net/qede/base/ecore_hw.c b/drivers/net/qede/base/ecore_hw.c
index 51bba27..6cfbbab 100644
--- 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
--- a/drivers/net/qede/base/ecore_hw.h
+++ b/drivers/net/qede/base/ecore_hw.h
@@ -223,6 +223,18 @@ 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
  *
-- 
1.7.10.3