[PATCH 09/18] net/qede/base: add pretend function for port/PF
From: Mody, Rasesh <hidden>
Date: 2018-09-29 08:14:35
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Add a pretend function for port/PF, pretend to another port and another function when accessing the ptt window Signed-off-by: Rasesh Mody <redacted> --- 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 *
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1.7.10.3