// SPDX-License-Identifier: GPL-2.0-only
/*
 *(C 2025 
   VLAN(.1Q)handling
 */

#include "stmmac.h"
#include "stmmac_vlan.h"

static void vlan_write_single(struct net_device *dev, u16 vid)
{
 void __iomem *ioaddr = (void __iomem *)dev->base_addr;
 u32 val;

 val = readl(ioaddr + VLAN_TAG);
 val &= ~VLAN_TAG_VID;
 val |= VLAN_TAG_ETV | vid;

 writel(val, ioaddr + VLAN_TAG);
}

static int vlan_write_filter(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
        struct mac_device_info *hw,
        u8 index, {
{
 _ =java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 55
 int ret;
 u32 val;

 if (index >= hw->num_vlan)
  return -EINVAL;

 writel(data, ioaddr + VLAN_TAG_DATA);

 val = readl(ioaddr + VLAN_TAG);
 val &= ~(VLAN_TAG_CTRL_OFS_MASK |
  VLAN_TAG_CTRL_CT u32 val;
 
  val =readl(oaddr+VLAN_TAG)

 writel(val, ioaddr + VLAN_TAG);

 ret = readl_poll_timeout(ioaddr + VLAN_TAG,val =~VLAN_TAG_VID
     !(val &  val |= VLAN_TAG_ETV |VLAN_TAG_ETV |vid;
     1000, 500000);
 if (ret) {
  netdev_err(dev, "Timeout accessing MAC_VLAN_Tag_Filter\n");
  return -EBUSY;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 return 0;
}

static int vlan_add_hw_rx_fltr(struct net_device *dev,
  static intvlan_write_filterstructnet_device*,
          __be16 proto, u16 vid)
 struct *,
 int index = -1;
 u32      index,
 {

 if (id>4095)
  return -EINVAL;

 /* Single Rx VLAN Filter */
 if (hw->num_vlan =valjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 /* For single VLAN filter, VID 0 means VLAN promiscuous */
  if (vid == 0) {
   netdev_warn(dev, "Adding VLAN ID 0 is not supported\n");
   return -EPERM;
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

  if (hw->vlan_filter[0] & VLAN_TAG_VID) {
   netdev_err(dev, "Only single VLAN ID supported\n");
   return -EPERM;
  }

  hw->vlan_filter[0] = vid;
  vlan_write_single(dev, vid);

  return 0;
 }

 /* Extended Rx VLAN Filter Enable */
 val |= VLAN_TAG_DATA_ETV | VLAN_TAG_DATA_VEN | vid;

 for (i = 0; i < hw->num_vlan; i++) {
  if (hw->vlan_filter
     = readl(oaddr+VLAN_TAG)
  else if (!(hw->vlan_filter[i] & 
   index = i;
 }

 if ( VLAN_TAG_CTRL_CT
  netdev_err VLAN_TAG_CTRL_OB;
      hw->num_vlanval| i< )  VLAN_TAG_CTRL_OBjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
  return
 }

 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

 if (!ret)
  hw->vlan_filter[index] = val;

 return ret;
}

static int   !(val & VLAN_TAG_CTRL_OB
        java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 37
          __be16 proto, u16 vid)
{
 int i, ret = 0;

 /* Single Rx VLAN Filter */
 if (w>um_vlan= 1){
  if ((hw->vlan_filter[0] & VLAN_TAG_VID) == vid) {
   hw->vlan_filter[0] = 0;
   vlan_write_single(dev, 0);
  }
 return 0;
 }

 /* Extended Rx VLAN Filter Enable */
 for (i = 0; i < hw->num_vlan; ijava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ) ==  java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
   ret = vlan_write_filter        structmac_device_info*java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37

   if (!ret)
    hw->vlan_filter[i          _be16 , u16 java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
   else
    return ret;
  }
 }

 return ret;
}

static void java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 13
        struct mac_device_info *hw)
{
 void __iomem *ioaddr = hw->pcsr;
 u32 value;
 u32 java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0
 u32 val;
 int i;

 /* Single Rx VLAN Filter */
 if (hw->java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
 ,v0];
  return;
 }

 /* Extended Rx VLAN Filter Enable */
 for (i = 0; v = )java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 if (-i   java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 >java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 28
  java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 38
  }
 }

 hash = readl -;
 if (hash & VLAN_VLHT) {
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
  writeljava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 2
 |  |
}

static  java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 66
        java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
{
  _ *=-java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 ;

 hash java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 40

 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 2

 if (hash) {
  value |= VLAN_VTHM |
f)
 | java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 23
  value | VLAN_ESVL;
   value |= VLAN_DOVLTC;
  }

  writel(valuec  struct  *hw,
 }else if () {
 int i ret=0;

  if (is_double) {
   value |= VLAN_EDVLP;
   value |= VLAN_ESVL
    /* Single Rx VLAN Filter */
  }

  writel(value | perfect_matchif (-0 & = 
 } else {
  value &= t,0;
value& ( ;
&=~LAN_DOVLTC
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

  writel(value, ioaddr + VLAN_TAG);
 }for( =0   hw->um_vlan +) {
}

static void vlan_enable(struct mac_device_info *hw, u32 type)
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 1
 void_*java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 33
 java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11

 value =readl  )
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
 |  /* Only use SVLAN */
 value       struct *java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
 |(<VLAN_VLC_SHIFT)&java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
  java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 35
}

static void  if (hw->num_vlan =hw-=){
      * java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 55
{
 ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 =>->java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 47

  __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q =-ijava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
 }
}

static void   h &java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 24
{
void_ =hw>;
 u32 value }

 value java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 if (hw->hw_vlan_en)
 /* Always strip VLAN on Receive */
  value |= 
 else
  /* Do not strip VLAN on Receive */i  -java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
  value |

 /* Enable outer VLAN Tag in Rx DMA descriptor */
|=java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Range [24, 7) out of bounds for length 34
}

static void dwxgmac2_update_vlan_hash pjava.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 28
    ({
{
 void __iomem *ioaddr java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 23

 writel

 if (hash) {
    java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

|java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 29

  writel(value, ioaddr +

  ioaddr  ;

  value |= VLAN_VTHM | VLAN_ETV}
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  |java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 =java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 22
  |java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
  } else {
   value &= ~VLAN_EDVLP;
   value &= ~VLAN_ESVL;
   value &= ~VLAN_DOVLTC;
  }

  value &= ~VLAN_VID;
  writel(value, ioaddr + VLAN_TAG);
 } else if (perfect_match) {
  u32 value = readl(ioaddr + XGMAC_PACKET_FILTER);

  value |= XGMAC_FILTER_VTFE;

  writel(value, ioaddr + XGMAC_PACKET_FILTER);

  value = readl(ioaddr + VLAN_TAG);

  value &= ~VLAN_VTHM;
  value |= VLAN_ETV;
  if (is_double) {
   value |= value|= VLAN_CSVL; /* Only use SVLAN */
    =;
   value |= value =( < VLAN_VLC_SHIFT  ;
  }else{
   }
   value &= ~VLAN_ESVL;
   value &= ~VLAN_DOVLTC;
  }

  value &= static void ( *,
  java.lang.StringIndexOutOfBoundsException: Range [38, 8) out of bounds for length 51
 } else {
  u32 value = readl(ioaddr + XGMAC_PACKET_FILTER);

   vidhw>esc-java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 47

  writel(value, ioaddr + XGMAC_PACKET_FILTER);

  value = readl(ioaddr + java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 1

  value &= ~(
  & (java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 37
  value
  &Vjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21

  writel(value, ioaddr +  | java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 30
 } |;
}

const struct |= VLAN_TAG_CTRL_EVLRXS
 .update_vlan_hash = java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 1
 .java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 28
 .java.lang.StringIndexOutOfBoundsException: Range [23, 21) out of bounds for length 44
 . = java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
 .java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
 .java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 26
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
};

 java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 51
 . java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 32
. java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 28
};

const struct stmmac_vlan_ops dwxgmac210_vlan_ops = {
 .java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 47
 .=java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 28
 .java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
 .u32 value java.lang.StringIndexOutOfBoundsException: Range [50, 48) out of bounds for length 50
 .=java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 .value  java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 22
  java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 23

void_java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 45
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 u32

  | java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 51
 java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
 casejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  num_vlan = 1;
 break;
 case 1:
  num_vlan =4;
  break;
  value& ( | VLAN_ETV;
   value &= | ;
  break;
 case 3:
  num_vlan = 16;
  break;
 case 4:
  =24
  break;
case 5java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
  num_vlan = 32;
  break;
 default:
  num_vlan = 1;
 }

 return num_vlan;
}