target/linux/layerscape/patches-5.4/701-net-0241-net-mscc-ocelot-change-prototypes-of-hwtstamping-ioc.patch

   1 From 1ba674f7023761476dc39b7b112b780bb86f2f66 Mon Sep 17 00:00:00 2001
   2 From: Vladimir Oltean <vladimir.oltean@nxp.com>
   3 Date: Sat, 9 Nov 2019 15:02:50 +0200
   4 Subject: [PATCH] net: mscc: ocelot: change prototypes of hwtstamping ioctls
   5
   6 This is needed in order to present a simpler prototype to the DSA
   7 front-end of ocelot.
   8
   9 Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
  10 Signed-off-by: David S. Miller <davem@davemloft.net>
  11 ---
  12  drivers/net/ethernet/mscc/ocelot.c | 25 +++++++++++++------------
  13  1 file changed, 13 insertions(+), 12 deletions(-)
  14
  15 --- a/drivers/net/ethernet/mscc/ocelot.c
  16 +++ b/drivers/net/ethernet/mscc/ocelot.c
  17 @@ -1062,17 +1062,17 @@ static int ocelot_get_port_parent_id(str
  18         return 0;
  19  }
  20
  21 -static int ocelot_hwstamp_get(struct ocelot_port *port, struct ifreq *ifr)
  22 +static int ocelot_hwstamp_get(struct ocelot *ocelot, int port,
  23 +                             struct ifreq *ifr)
  24  {
  25 -       struct ocelot *ocelot = port->ocelot;
  26 -
  27         return copy_to_user(ifr->ifr_data, &ocelot->hwtstamp_config,
  28                             sizeof(ocelot->hwtstamp_config)) ? -EFAULT : 0;
  29  }
  30
  31 -static int ocelot_hwstamp_set(struct ocelot_port *port, struct ifreq *ifr)
  32 +static int ocelot_hwstamp_set(struct ocelot *ocelot, int port,
  33 +                             struct ifreq *ifr)
  34  {
  35 -       struct ocelot *ocelot = port->ocelot;
  36 +       struct ocelot_port *ocelot_port = ocelot->ports[port];
  37         struct hwtstamp_config cfg;
  38
  39         if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
  40 @@ -1085,16 +1085,16 @@ static int ocelot_hwstamp_set(struct oce
  41         /* Tx type sanity check */
  42         switch (cfg.tx_type) {
  43         case HWTSTAMP_TX_ON:
  44 -               port->ptp_cmd = IFH_REW_OP_TWO_STEP_PTP;
  45 +               ocelot_port->ptp_cmd = IFH_REW_OP_TWO_STEP_PTP;
  46                 break;
  47         case HWTSTAMP_TX_ONESTEP_SYNC:
  48                 /* IFH_REW_OP_ONE_STEP_PTP updates the correctional field, we
  49                  * need to update the origin time.
  50                  */
  51 -               port->ptp_cmd = IFH_REW_OP_ORIGIN_PTP;
  52 +               ocelot_port->ptp_cmd = IFH_REW_OP_ORIGIN_PTP;
  53                 break;
  54         case HWTSTAMP_TX_OFF:
  55 -               port->ptp_cmd = 0;
  56 +               ocelot_port->ptp_cmd = 0;
  57                 break;
  58         default:
  59                 return -ERANGE;
  60 @@ -1130,8 +1130,9 @@ static int ocelot_hwstamp_set(struct oce
  61
  62  static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
  63  {
  64 -       struct ocelot_port *port = netdev_priv(dev);
  65 -       struct ocelot *ocelot = port->ocelot;
  66 +       struct ocelot_port *ocelot_port = netdev_priv(dev);
  67 +       struct ocelot *ocelot = ocelot_port->ocelot;
  68 +       int port = ocelot_port->chip_port;
  69
  70         /* The function is only used for PTP operations for now */
  71         if (!ocelot->ptp)
  72 @@ -1139,9 +1140,9 @@ static int ocelot_ioctl(struct net_devic
  73
  74         switch (cmd) {
  75         case SIOCSHWTSTAMP:
  76 -               return ocelot_hwstamp_set(port, ifr);
  77 +               return ocelot_hwstamp_set(ocelot, port, ifr);
  78         case SIOCGHWTSTAMP:
  79 -               return ocelot_hwstamp_get(port, ifr);
  80 +               return ocelot_hwstamp_get(ocelot, port, ifr);
  81         default:
  82                 return -EOPNOTSUPP;
  83         }