/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright (c) 2020, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*$FreeBSD$*/
#include "ice_common.h"
#include "ice_adminq_cmd.h"
#include "ice_sriov.h"
/**
* ice_aq_send_msg_to_vf
* @hw: pointer to the hardware structure
* @vfid: VF ID to send msg
* @v_opcode: opcodes for VF-PF communication
* @v_retval: return error code
* @msg: pointer to the msg buffer
* @msglen: msg length
* @cd: pointer to command details
*
* Send message to VF driver (0x0802) using mailbox
* queue and asynchronously sending message via
* ice_sq_send_cmd() function
*/
enum ice_status
ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
u8 *msg, u16 msglen, struct ice_sq_cd *cd)
{
struct ice_aqc_pf_vf_msg *cmd;
struct ice_aq_desc desc;
ice_fill_dflt_direct_cmd_desc(&desc, ice_mbx_opc_send_msg_to_vf);
cmd = &desc.params.virt;
cmd->id = CPU_TO_LE32(vfid);
desc.cookie_high = CPU_TO_LE32(v_opcode);
desc.cookie_low = CPU_TO_LE32(v_retval);
if (msglen)
desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
return ice_sq_send_cmd(hw, &hw->mailboxq, &desc, msg, msglen, cd);
}
/**
* ice_aq_send_msg_to_pf
* @hw: pointer to the hardware structure
* @v_opcode: opcodes for VF-PF communication
* @v_retval: return error code
* @msg: pointer to the msg buffer
* @msglen: msg length
* @cd: pointer to command details
*
* Send message to PF driver using mailbox queue. By default, this
* message is sent asynchronously, i.e. ice_sq_send_cmd()
* does not wait for completion before returning.
*/
enum ice_status
ice_aq_send_msg_to_pf(struct ice_hw *hw, enum virtchnl_ops v_opcode,
enum ice_status v_retval, u8 *msg, u16 msglen,
struct ice_sq_cd *cd)
{
struct ice_aq_desc desc;
ice_fill_dflt_direct_cmd_desc(&desc, ice_mbx_opc_send_msg_to_pf);
desc.cookie_high = CPU_TO_LE32(v_opcode);
desc.cookie_low = CPU_TO_LE32(v_retval);
if (msglen)
desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
return ice_sq_send_cmd(hw, &hw->mailboxq, &desc, msg, msglen, cd);
}
/**
* ice_conv_link_speed_to_virtchnl
* @adv_link_support: determines the format of the returned link speed
* @link_speed: variable containing the link_speed to be converted
*
* Convert link speed supported by HW to link speed supported by virtchnl.
* If adv_link_support is true, then return link speed in Mbps. Else return
* link speed as a VIRTCHNL_LINK_SPEED_* casted to a u32. Note that the caller
* needs to cast back to an enum virtchnl_link_speed in the case where
* adv_link_support is false, but when adv_link_support is true the caller can
* expect the speed in Mbps.
*/
u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed)
{
u32 speed;
if (adv_link_support)
switch (link_speed) {
case ICE_AQ_LINK_SPEED_10MB:
speed = ICE_LINK_SPEED_10MBPS;
break;
case ICE_AQ_LINK_SPEED_100MB:
speed = ICE_LINK_SPEED_100MBPS;
break;
case ICE_AQ_LINK_SPEED_1000MB:
speed = ICE_LINK_SPEED_1000MBPS;
break;
case ICE_AQ_LINK_SPEED_2500MB:
speed = ICE_LINK_SPEED_2500MBPS;
break;
case ICE_AQ_LINK_SPEED_5GB:
speed = ICE_LINK_SPEED_5000MBPS;
break;
case ICE_AQ_LINK_SPEED_10GB:
speed = ICE_LINK_SPEED_10000MBPS;
break;
case ICE_AQ_LINK_SPEED_20GB:
speed = ICE_LINK_SPEED_20000MBPS;
break;
case ICE_AQ_LINK_SPEED_25GB:
speed = ICE_LINK_SPEED_25000MBPS;
break;
case ICE_AQ_LINK_SPEED_40GB:
speed = ICE_LINK_SPEED_40000MBPS;
break;
case ICE_AQ_LINK_SPEED_50GB:
speed = ICE_LINK_SPEED_50000MBPS;
break;
case ICE_AQ_LINK_SPEED_100GB:
speed = ICE_LINK_SPEED_100000MBPS;
break;
default:
speed = ICE_LINK_SPEED_UNKNOWN;
break;
}
else
/* Virtchnl speeds are not defined for every speed supported in
* the hardware. To maintain compatibility with older AVF
* drivers, while reporting the speed the new speed values are
* resolved to the closest known virtchnl speeds
*/
switch (link_speed) {
case ICE_AQ_LINK_SPEED_10MB:
case ICE_AQ_LINK_SPEED_100MB:
speed = (u32)VIRTCHNL_LINK_SPEED_100MB;
break;
case ICE_AQ_LINK_SPEED_1000MB:
case ICE_AQ_LINK_SPEED_2500MB:
case ICE_AQ_LINK_SPEED_5GB:
speed = (u32)VIRTCHNL_LINK_SPEED_1GB;
break;
case ICE_AQ_LINK_SPEED_10GB:
speed = (u32)VIRTCHNL_LINK_SPEED_10GB;
break;
case ICE_AQ_LINK_SPEED_20GB:
speed = (u32)VIRTCHNL_LINK_SPEED_20GB;
break;
case ICE_AQ_LINK_SPEED_25GB:
speed = (u32)VIRTCHNL_LINK_SPEED_25GB;
break;
case ICE_AQ_LINK_SPEED_40GB:
case ICE_AQ_LINK_SPEED_50GB:
case ICE_AQ_LINK_SPEED_100GB:
speed = (u32)VIRTCHNL_LINK_SPEED_40GB;
break;
default:
speed = (u32)VIRTCHNL_LINK_SPEED_UNKNOWN;
break;
}
return speed;
}