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// SPDX-License-Identifier: GPL-2.0-only
/****************************************************************************
* Driver for Solarflare network controllers and boards
* Copyright 2019 Solarflare Communications Inc.
* Copyright 2020-2022 Xilinx Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, incorporated herein by reference.
*/
#include "mae.h"
#include "mcdi.h"
#include "mcdi_pcol.h"
void efx_mae_mport_vf(struct efx_nic *efx __always_unused, u32 vf_id, u32 *out)
{
efx_dword_t mport;
EFX_POPULATE_DWORD_3(mport,
MAE_MPORT_SELECTOR_TYPE, MAE_MPORT_SELECTOR_TYPE_FUNC,
MAE_MPORT_SELECTOR_FUNC_PF_ID, MAE_MPORT_SELECTOR_FUNC_PF_ID_CALLER,
MAE_MPORT_SELECTOR_FUNC_VF_ID, vf_id);
*out = EFX_DWORD_VAL(mport);
}
/* id is really only 24 bits wide */
int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id)
{
MCDI_DECLARE_BUF(outbuf, MC_CMD_MAE_MPORT_LOOKUP_OUT_LEN);
MCDI_DECLARE_BUF(inbuf, MC_CMD_MAE_MPORT_LOOKUP_IN_LEN);
size_t outlen;
int rc;
MCDI_SET_DWORD(inbuf, MAE_MPORT_LOOKUP_IN_MPORT_SELECTOR, selector);
rc = efx_mcdi_rpc(efx, MC_CMD_MAE_MPORT_LOOKUP, inbuf, sizeof(inbuf),
outbuf, sizeof(outbuf), &outlen);
if (rc)
return rc;
if (outlen < sizeof(outbuf))
return -EIO;
*id = MCDI_DWORD(outbuf, MAE_MPORT_LOOKUP_OUT_MPORT_ID);
return 0;
}
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