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openwrt/target/linux/mediatek/files/drivers/net/phy/rtk/rtl8367c/cpu.c

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/*
* Copyright (C) 2013 Realtek Semiconductor Corp.
* All Rights Reserved.
*
* Unless you and Realtek execute a separate written software license
* agreement governing use of this software, this software is licensed
* to you under the terms of the GNU General Public License version 2,
* available at https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
*
* $Revision: 76306 $
* $Date: 2017-03-08 15:13:58 +0800 (週三, 08 三月 2017) $
*
* Purpose : RTK switch high-level API for RTL8367/RTL8367C
* Feature : Here is a list of all functions and variables in CPU module.
*
*/
#include <rtk_switch.h>
#include <rtk_error.h>
#include <cpu.h>
#include <string.h>
#include <rtl8367c_asicdrv.h>
#include <rtl8367c_asicdrv_cputag.h>
/* Function Name:
* rtk_cpu_enable_set
* Description:
* Set CPU port function enable/disable.
* Input:
* enable - CPU port function enable
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameter.
* RT_ERR_PORT_ID - Invalid port number.
* Note:
* The API can set CPU port function enable/disable.
*/
rtk_api_ret_t rtk_cpu_enable_set(rtk_enable_t enable)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if (enable >= RTK_ENABLE_END)
return RT_ERR_ENABLE;
if ((retVal = rtl8367c_setAsicCputagEnable(enable)) != RT_ERR_OK)
return retVal;
if (DISABLED == enable)
{
if ((retVal = rtl8367c_setAsicCputagPortmask(0)) != RT_ERR_OK)
return retVal;
}
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_enable_get
* Description:
* Get CPU port and its setting.
* Input:
* None
* Output:
* pEnable - CPU port function enable
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameters.
* RT_ERR_L2_NO_CPU_PORT - CPU port is not exist
* Note:
* The API can get CPU port function enable/disable.
*/
rtk_api_ret_t rtk_cpu_enable_get(rtk_enable_t *pEnable)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pEnable)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagEnable(pEnable)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagPort_set
* Description:
* Set CPU port and CPU tag insert mode.
* Input:
* port - Port id.
* mode - CPU tag insert for packets egress from CPU port.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameter.
* RT_ERR_PORT_ID - Invalid port number.
* Note:
* The API can set CPU port and inserting proprietary CPU tag mode (Length/Type 0x8899)
* to the frame that transmitting to CPU port.
* The insert CPU tag mode is as following:
* - CPU_INSERT_TO_ALL
* - CPU_INSERT_TO_TRAPPING
* - CPU_INSERT_TO_NONE
*/
rtk_api_ret_t rtk_cpu_tagPort_set(rtk_port_t port, rtk_cpu_insert_t mode)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
/* Check port Valid */
RTK_CHK_PORT_VALID(port);
if (mode >= CPU_INSERT_END)
return RT_ERR_INPUT;
if ((retVal = rtl8367c_setAsicCputagPortmask(1<<rtk_switch_port_L2P_get(port))) != RT_ERR_OK)
return retVal;
if ((retVal = rtl8367c_setAsicCputagTrapPort(rtk_switch_port_L2P_get(port))) != RT_ERR_OK)
return retVal;
if ((retVal = rtl8367c_setAsicCputagInsertMode(mode)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagPort_get
* Description:
* Get CPU port and CPU tag insert mode.
* Input:
* None
* Output:
* pPort - Port id.
* pMode - CPU tag insert for packets egress from CPU port, 0:all insert 1:Only for trapped packets 2:no insert.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameters.
* RT_ERR_L2_NO_CPU_PORT - CPU port is not exist
* Note:
* The API can get configured CPU port and its setting.
* The insert CPU tag mode is as following:
* - CPU_INSERT_TO_ALL
* - CPU_INSERT_TO_TRAPPING
* - CPU_INSERT_TO_NONE
*/
rtk_api_ret_t rtk_cpu_tagPort_get(rtk_port_t *pPort, rtk_cpu_insert_t *pMode)
{
rtk_api_ret_t retVal;
rtk_uint32 pmsk, port;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pPort)
return RT_ERR_NULL_POINTER;
if(NULL == pMode)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagPortmask(&pmsk)) != RT_ERR_OK)
return retVal;
if ((retVal = rtl8367c_getAsicCputagTrapPort(&port)) != RT_ERR_OK)
return retVal;
*pPort = rtk_switch_port_P2L_get(port);
if ((retVal = rtl8367c_getAsicCputagInsertMode(pMode)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_awarePort_set
* Description:
* Set CPU aware port mask.
* Input:
* portmask - Port mask.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_PORT_MASK - Invalid port mask.
* Note:
* The API can set configured CPU aware port mask.
*/
rtk_api_ret_t rtk_cpu_awarePort_set(rtk_portmask_t *pPortmask)
{
rtk_api_ret_t retVal;
rtk_uint32 phyMbrPmask;
/* Check initialization state */
RTK_CHK_INIT_STATE();
/* Check Valid port mask */
if(NULL == pPortmask)
return RT_ERR_NULL_POINTER;
/* Check port mask valid */
RTK_CHK_PORTMASK_VALID(pPortmask);
if(rtk_switch_portmask_L2P_get(pPortmask, &phyMbrPmask) != RT_ERR_OK)
return RT_ERR_FAILED;
if ((retVal = rtl8367c_setAsicCputagPortmask(phyMbrPmask)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_awarePort_get
* Description:
* Get CPU aware port mask.
* Input:
* None
* Output:
* pPortmask - Port mask.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* Note:
* The API can get configured CPU aware port mask.
*/
rtk_api_ret_t rtk_cpu_awarePort_get(rtk_portmask_t *pPortmask)
{
rtk_api_ret_t retVal;
rtk_uint32 pmsk;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pPortmask)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagPortmask(&pmsk)) != RT_ERR_OK)
return retVal;
if(rtk_switch_portmask_P2L_get(pmsk, pPortmask) != RT_ERR_OK)
return RT_ERR_FAILED;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagPosition_set
* Description:
* Set CPU tag position.
* Input:
* position - CPU tag position.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can set CPU tag position.
*/
rtk_api_ret_t rtk_cpu_tagPosition_set(rtk_cpu_position_t position)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if (position >= CPU_POS_END)
return RT_ERR_INPUT;
if ((retVal = rtl8367c_setAsicCputagPosition(position)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagPosition_get
* Description:
* Get CPU tag position.
* Input:
* None
* Output:
* pPosition - CPU tag position.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can get CPU tag position.
*/
rtk_api_ret_t rtk_cpu_tagPosition_get(rtk_cpu_position_t *pPosition)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pPosition)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagPosition(pPosition)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagLength_set
* Description:
* Set CPU tag length.
* Input:
* length - CPU tag length.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can set CPU tag length.
*/
rtk_api_ret_t rtk_cpu_tagLength_set(rtk_cpu_tag_length_t length)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if (length >= CPU_LEN_END)
return RT_ERR_INPUT;
if ((retVal = rtl8367c_setAsicCputagMode(length)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_tagLength_get
* Description:
* Get CPU tag length.
* Input:
* None
* Output:
* pLength - CPU tag length.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can get CPU tag length.
*/
rtk_api_ret_t rtk_cpu_tagLength_get(rtk_cpu_tag_length_t *pLength)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pLength)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagMode(pLength)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_priRemap_set
* Description:
* Configure CPU priorities mapping to internal absolute priority.
* Input:
* int_pri - internal priority value.
* new_pri - new internal priority value.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameters.
* RT_ERR_VLAN_PRIORITY - Invalid 1p priority.
* RT_ERR_QOS_INT_PRIORITY - Invalid priority.
* Note:
* Priority of CPU tag assignment for internal asic priority, and it is used for queue usage and packet scheduling.
*/
rtk_api_ret_t rtk_cpu_priRemap_set(rtk_pri_t int_pri, rtk_pri_t new_pri)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if (new_pri > RTL8367C_PRIMAX || int_pri > RTL8367C_PRIMAX)
return RT_ERR_VLAN_PRIORITY;
if ((retVal = rtl8367c_setAsicCputagPriorityRemapping(int_pri, new_pri)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_priRemap_get
* Description:
* Configure CPU priorities mapping to internal absolute priority.
* Input:
* int_pri - internal priority value.
* Output:
* pNew_pri - new internal priority value.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input parameters.
* RT_ERR_VLAN_PRIORITY - Invalid 1p priority.
* RT_ERR_QOS_INT_PRIORITY - Invalid priority.
* Note:
* Priority of CPU tag assignment for internal asic priority, and it is used for queue usage and packet scheduling.
*/
rtk_api_ret_t rtk_cpu_priRemap_get(rtk_pri_t int_pri, rtk_pri_t *pNew_pri)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pNew_pri)
return RT_ERR_NULL_POINTER;
if (int_pri > RTL8367C_PRIMAX)
return RT_ERR_QOS_INT_PRIORITY;
if ((retVal = rtl8367c_getAsicCputagPriorityRemapping(int_pri, pNew_pri)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_acceptLength_set
* Description:
* Set CPU accept length.
* Input:
* length - CPU tag length.
* Output:
* None
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can set CPU accept length.
*/
rtk_api_ret_t rtk_cpu_acceptLength_set(rtk_cpu_rx_length_t length)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if (length >= CPU_RX_END)
return RT_ERR_INPUT;
if ((retVal = rtl8367c_setAsicCputagRxMinLength(length)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
/* Function Name:
* rtk_cpu_acceptLength_get
* Description:
* Get CPU accept length.
* Input:
* None
* Output:
* pLength - CPU tag length.
* Return:
* RT_ERR_OK - OK
* RT_ERR_FAILED - Failed
* RT_ERR_SMI - SMI access error
* RT_ERR_INPUT - Invalid input.
* Note:
* The API can get CPU accept length.
*/
rtk_api_ret_t rtk_cpu_acceptLength_get(rtk_cpu_rx_length_t *pLength)
{
rtk_api_ret_t retVal;
/* Check initialization state */
RTK_CHK_INIT_STATE();
if(NULL == pLength)
return RT_ERR_NULL_POINTER;
if ((retVal = rtl8367c_getAsicCputagRxMinLength(pLength)) != RT_ERR_OK)
return retVal;
return RT_ERR_OK;
}
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