target/linux/mediatek/files/drivers/net/phy/rtk/rtl8367c/rtl8367c_asicdrv_interrupt.c

   1 /*
   2  * Copyright (C) 2013 Realtek Semiconductor Corp.
   3  * All Rights Reserved.
   4  *
   5  * Unless you and Realtek execute a separate written software license
   6  * agreement governing use of this software, this software is licensed
   7  * to you under the terms of the GNU General Public License version 2,
   8  * available at https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
   9  *
  10  * $Revision: 76306 $
  11  * $Date: 2017-03-08 15:13:58 +0800 (週三, 08 三月 2017) $
  12  *
  13  * Purpose : RTL8367C switch high-level API for RTL8367C
  14  * Feature : Interrupt related functions
  15  *
  16  */
  17 #include <rtl8367c_asicdrv_interrupt.h>
  18 /* Function Name:
  19  *      rtl8367c_setAsicInterruptPolarity
  20  * Description:
  21  *      Set interrupt trigger polarity
  22  * Input:
  23  *      polarity    - 0:pull high 1: pull low
  24  * Output:
  25  *      None
  26  * Return:
  27  *      RT_ERR_OK   - Success
  28  *      RT_ERR_SMI  - SMI access error
  29  * Note:
  30  *      None
  31  */
  32 ret_t rtl8367c_setAsicInterruptPolarity(rtk_uint32 polarity)
  33 {
  34     return rtl8367c_setAsicRegBit(RTL8367C_REG_INTR_CTRL, RTL8367C_INTR_CTRL_OFFSET, polarity);
  35 }
  36 /* Function Name:
  37  *      rtl8367c_getAsicInterruptPolarity
  38  * Description:
  39  *      Get interrupt trigger polarity
  40  * Input:
  41  *      pPolarity   - 0:pull high 1: pull low
  42  * Output:
  43  *      None
  44  * Return:
  45  *      RT_ERR_OK   - Success
  46  *      RT_ERR_SMI  - SMI access error
  47  * Note:
  48  *      None
  49  */
  50 ret_t rtl8367c_getAsicInterruptPolarity(rtk_uint32* pPolarity)
  51 {
  52     return rtl8367c_getAsicRegBit(RTL8367C_REG_INTR_CTRL, RTL8367C_INTR_CTRL_OFFSET, pPolarity);
  53 }
  54 /* Function Name:
  55  *      rtl8367c_setAsicInterruptMask
  56  * Description:
  57  *      Set interrupt enable mask
  58  * Input:
  59  *      imr     - Interrupt mask
  60  * Output:
  61  *      None
  62  * Return:
  63  *      RT_ERR_OK   - Success
  64  *      RT_ERR_SMI  - SMI access error
  65  * Note:
  66  *      None
  67  */
  68 ret_t rtl8367c_setAsicInterruptMask(rtk_uint32 imr)
  69 {
  70     return rtl8367c_setAsicReg(RTL8367C_REG_INTR_IMR, imr);
  71 }
  72 /* Function Name:
  73  *      rtl8367c_getAsicInterruptMask
  74  * Description:
  75  *      Get interrupt enable mask
  76  * Input:
  77  *      pImr    - Interrupt mask
  78  * Output:
  79  *      None
  80  * Return:
  81  *      RT_ERR_OK   - Success
  82  *      RT_ERR_SMI  - SMI access error
  83  * Note:
  84  *      None
  85  */
  86 ret_t rtl8367c_getAsicInterruptMask(rtk_uint32* pImr)
  87 {
  88     return rtl8367c_getAsicReg(RTL8367C_REG_INTR_IMR, pImr);
  89 }
  90 /* Function Name:
  91  *      rtl8367c_setAsicInterruptMask
  92  * Description:
  93  *      Clear interrupt enable mask
  94  * Input:
  95  *      ims     - Interrupt status mask
  96  * Output:
  97  *      None
  98  * Return:
  99  *      RT_ERR_OK   - Success
 100  *      RT_ERR_SMI  - SMI access error
 101  * Note:
 102  *      This API can be used to clear ASIC interrupt status and register will be cleared by writting 1.
 103  *      [0]:Link change,
 104  *      [1]:Share meter exceed,
 105  *      [2]:Learn number overed,
 106  *      [3]:Speed Change,
 107  *      [4]:Tx special congestion
 108  *      [5]:1 second green feature
 109  *      [6]:loop detection
 110  *      [7]:interrupt from 8051
 111  *      [8]:Cable diagnostic finish
 112  *      [9]:ACL action interrupt trigger
 113  *      [11]: Silent Start
 114  */
 115 ret_t rtl8367c_setAsicInterruptStatus(rtk_uint32 ims)
 116 {
 117     return rtl8367c_setAsicReg(RTL8367C_REG_INTR_IMS, ims);
 118 }
 119 /* Function Name:
 120  *      rtl8367c_getAsicInterruptStatus
 121  * Description:
 122  *      Get interrupt enable mask
 123  * Input:
 124  *      pIms    - Interrupt status mask
 125  * Output:
 126  *      None
 127  * Return:
 128  *      RT_ERR_OK   - Success
 129  *      RT_ERR_SMI  - SMI access error
 130  * Note:
 131  *      None
 132  */
 133 ret_t rtl8367c_getAsicInterruptStatus(rtk_uint32* pIms)
 134 {
 135     return rtl8367c_getAsicReg(RTL8367C_REG_INTR_IMS, pIms);
 136 }
 137 /* Function Name:
 138  *      rtl8367c_setAsicInterruptRelatedStatus
 139  * Description:
 140  *      Clear interrupt status
 141  * Input:
 142  *      type    - per port Learn over, per-port speed change, per-port special congest, share meter exceed status
 143  *      status  - exceed status, write 1 to clear
 144  * Output:
 145  *      None
 146  * Return:
 147  *      RT_ERR_OK           - Success
 148  *      RT_ERR_SMI          - SMI access error
 149  *      RT_ERR_OUT_OF_RANGE - input parameter out of range
 150  * Note:
 151  *      None
 152  */
 153 ret_t rtl8367c_setAsicInterruptRelatedStatus(rtk_uint32 type, rtk_uint32 status)
 154 {
 155     CONST rtk_uint32 indicatorAddress[INTRST_END] = {RTL8367C_REG_LEARN_OVER_INDICATOR,
 156                                                     RTL8367C_REG_SPEED_CHANGE_INDICATOR,
 157                                                     RTL8367C_REG_SPECIAL_CONGEST_INDICATOR,
 158                                                     RTL8367C_REG_PORT_LINKDOWN_INDICATOR,
 159                                                     RTL8367C_REG_PORT_LINKUP_INDICATOR,
 160                                                     RTL8367C_REG_METER_OVERRATE_INDICATOR0,
 161                                                     RTL8367C_REG_METER_OVERRATE_INDICATOR1,
 162                                                     RTL8367C_REG_RLDP_LOOPED_INDICATOR,
 163                                                     RTL8367C_REG_RLDP_RELEASED_INDICATOR,
 164                                                     RTL8367C_REG_SYSTEM_LEARN_OVER_INDICATOR};
 165
 166     if(type >= INTRST_END )
 167         return RT_ERR_OUT_OF_RANGE;
 168
 169     return rtl8367c_setAsicReg(indicatorAddress[type], status);
 170 }
 171 /* Function Name:
 172  *      rtl8367c_getAsicInterruptRelatedStatus
 173  * Description:
 174  *      Get interrupt status
 175  * Input:
 176  *      type    - per port Learn over, per-port speed change, per-port special congest, share meter exceed status
 177  *      pStatus     - exceed status, write 1 to clear
 178  * Output:
 179  *      None
 180  * Return:
 181  *      RT_ERR_OK           - Success
 182  *      RT_ERR_SMI          - SMI access error
 183  *      RT_ERR_OUT_OF_RANGE - input parameter out of range
 184  * Note:
 185  *      None
 186  */
 187 ret_t rtl8367c_getAsicInterruptRelatedStatus(rtk_uint32 type, rtk_uint32* pStatus)
 188 {
 189     CONST rtk_uint32 indicatorAddress[INTRST_END] = {RTL8367C_REG_LEARN_OVER_INDICATOR,
 190                                                     RTL8367C_REG_SPEED_CHANGE_INDICATOR,
 191                                                     RTL8367C_REG_SPECIAL_CONGEST_INDICATOR,
 192                                                     RTL8367C_REG_PORT_LINKDOWN_INDICATOR,
 193                                                     RTL8367C_REG_PORT_LINKUP_INDICATOR,
 194                                                     RTL8367C_REG_METER_OVERRATE_INDICATOR0,
 195                                                     RTL8367C_REG_METER_OVERRATE_INDICATOR1,
 196                                                     RTL8367C_REG_RLDP_LOOPED_INDICATOR,
 197                                                     RTL8367C_REG_RLDP_RELEASED_INDICATOR,
 198                                                     RTL8367C_REG_SYSTEM_LEARN_OVER_INDICATOR};
 199
 200     if(type >= INTRST_END )
 201         return RT_ERR_OUT_OF_RANGE;
 202
 203     return rtl8367c_getAsicReg(indicatorAddress[type], pStatus);
 204 }
 205