target/linux/brcm63xx/patches-3.7/418-bcm63xx_enet-store-the-number-of-ports-instead-of-ha.patch

   1 From efe31ec8fca92162fc21630611971345014a81a0 Mon Sep 17 00:00:00 2001
   2 From: Jonas Gorski <jonas.gorski@gmail.com>
   3 Date: Tue, 10 Jul 2012 10:39:30 +0200
   4 Subject: [PATCH 33/84] bcm63xx_enet: store the number of ports instead of hardcoding them
   5
   6 This will be needed for devices with a different number of ports
   7 ---
   8  arch/mips/bcm63xx/dev-enet.c                       |    2 ++
   9  .../include/asm/mach-bcm63xx/bcm63xx_dev_enet.h    |    2 ++
  10  drivers/net/ethernet/broadcom/bcm63xx_enet.c       |    9 +++++----
  11  drivers/net/ethernet/broadcom/bcm63xx_enet.h       |    1 +
  12  4 files changed, 10 insertions(+), 4 deletions(-)
  13
  14 --- a/arch/mips/bcm63xx/dev-enet.c
  15 +++ b/arch/mips/bcm63xx/dev-enet.c
  16 @@ -239,6 +239,8 @@ bcm63xx_enetsw_register(const struct bcm
  17
  18         memcpy(bcm63xx_enetsw_device.dev.platform_data, pd, sizeof (*pd));
  19
  20 +       enetsw_pd.num_ports = ENETSW_PORTS_6368;
  21 +
  22         ret = platform_device_register(&bcm63xx_enetsw_device);
  23         if (ret)
  24                 return ret;
  25 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
  26 +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
  27 @@ -43,6 +43,7 @@ struct bcm63xx_enet_platform_data {
  28   * on board ethernet switch platform data
  29   */
  30  #define ENETSW_MAX_PORT        6
  31 +#define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */
  32
  33  struct bcm63xx_enetsw_port {
  34         int             used;
  35 @@ -58,6 +59,7 @@ struct bcm63xx_enetsw_port {
  36
  37  struct bcm63xx_enetsw_platform_data {
  38         char mac_addr[ETH_ALEN];
  39 +       int num_ports;
  40         struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];
  41  };
  42
  43 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
  44 +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
  45 @@ -2041,7 +2041,7 @@ static void swphy_poll_timer(unsigned lo
  46         struct bcm_enet_priv *priv = (struct bcm_enet_priv *)data;
  47         unsigned int i;
  48
  49 -       for (i = 0; i < ARRAY_SIZE(priv->used_ports); i++) {
  50 +       for (i = 0; i < priv->num_ports; i++) {
  51                 struct bcm63xx_enetsw_port *port;
  52                 int val, j, up, advertise, lpa, lpa2, speed, duplex, media;
  53                 u8 override;
  54 @@ -2207,7 +2207,7 @@ static int bcm_enetsw_open(struct net_de
  55         priv->rx_curr_desc = 0;
  56
  57         /* disable all ports */
  58 -       for (i = 0; i < 6; i++) {
  59 +       for (i = 0; i < priv->num_ports; i++) {
  60                 enetsw_writeb(priv, ENETSW_PORTOV_ENABLE_MASK,
  61                               ENETSW_PORTOV_REG(i));
  62                 enetsw_writeb(priv, ENETSW_PTCTRL_RXDIS_MASK |
  63 @@ -2303,7 +2303,7 @@ static int bcm_enetsw_open(struct net_de
  64         /*
  65          * apply override config for bypass_link ports here.
  66          */
  67 -       for (i = 0; i < ARRAY_SIZE(priv->used_ports); i++) {
  68 +       for (i = 0; i < priv->num_ports; i++) {
  69                 struct bcm63xx_enetsw_port *port;
  70                 u8 override;
  71                 port = &priv->used_ports[i];
  72 @@ -2447,7 +2447,7 @@ static int bcm_enetsw_phy_is_external(st
  73  {
  74         int i;
  75
  76 -       for (i = 0; i < (int)ARRAY_SIZE(priv->used_ports); ++i) {
  77 +       for (i = 0; i < priv->num_ports; ++i) {
  78                 if (!priv->used_ports[i].used)
  79                         continue;
  80                 if (priv->used_ports[i].phy_id == phy_id)
  81 @@ -2735,6 +2735,7 @@ static int __devinit bcm_enetsw_probe(st
  82                 memcpy(dev->dev_addr, pd->mac_addr, ETH_ALEN);
  83                 memcpy(priv->used_ports, pd->used_ports,
  84                        sizeof (pd->used_ports));
  85 +               priv->num_ports = pd->num_ports;
  86         }
  87
  88         ret = compute_hw_mtu(priv, dev->mtu);
  89 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
  90 +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
  91 @@ -326,6 +326,7 @@ struct bcm_enet_priv {
  92         unsigned int hw_mtu;
  93
  94         /* port mapping for switch devices */
  95 +       int num_ports;
  96         struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];
  97         int sw_port_link[ENETSW_MAX_PORT];
  98